CN206722893U - Engine pre-lubrication control system and pre-lubrication engine - Google Patents
Engine pre-lubrication control system and pre-lubrication engine Download PDFInfo
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- CN206722893U CN206722893U CN201720280409.2U CN201720280409U CN206722893U CN 206722893 U CN206722893 U CN 206722893U CN 201720280409 U CN201720280409 U CN 201720280409U CN 206722893 U CN206722893 U CN 206722893U
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Abstract
The utility model discloses a kind of engine pre-lubrication control system and pre-lubrication engine, the engine pre-lubrication control system includes battery, ignition switch, pre-lubrication circuit, Oil pressure switch, switching circuit, start-up circuit and motor, ignition switch has power connection end, forceful electric power output end and startup output end, the power connection end of ignition switch is electrically connected with the battery, the forceful electric power output end of ignition switch is electrically connected with pre-lubrication circuit, pre-lubrication circuit and Oil pressure switch are electrically connected with switching circuit, the output end of switching circuit is electrically connected with start-up circuit.The utility model can be lubricated the moving component of engine in advance, reduce the abrasion to engine critical component.
Description
Technical field
The utility model belongs to field of internal combustion engine, and in particular to engine pre-lubrication control system and pre-lubrication engine.
Background technology
The lube system of automobile engine mainly by lubricating oil pump, main oil gallery, divide oil duct, by-passing valve, pressure limiting valve, collecting filter, filter
The compositions such as clear device, oil sump, Oil pressure switch.The main function of lube system is lubrication, and its lubricating system has three kinds：First, pressure
Power formula lubrication, two be splash system lubrication, three be intermittent oiling.Wherein main effect, such as crank spindle are played in force feed
Hold, the connecting-rod bearing, camshaft bearing, timing gears, timing sprocket chain, brake-air compressor, exhaust-driven turbo-charger exhaust-gas turbo charger etc.
All it is pressure type lubrication.In addition, hydraulic tappet, intelligent valve are required for promotion and the lubrication of pressure machine oil.
Engine provides power for the traveling of automobile, is described as " heart " of automobile, and the quality of engine working conditions is straight
The normal operation for having influence on automobile is connect, but because available engine lubricates architecture and the limitation of its working media machine oil,
And engine " starting-operation-shutdown " recycle actual conditions, cause start when engine cam shaft
Hold, the friction surface of the moving parts such as the connecting-rod bearing, crankshaft bearing because of lack of lubrication or shortage and caused by heavy wear.
The content of the invention
The purpose of this utility model is to provide a kind of engine pre-lubrication control system and pre-lubrication engine, this practicality
New Energy is lubricated the moving component of engine in advance, reduces the abrasion to engine critical component.
Its technical scheme is as follows：
Engine pre-lubrication control system, including battery, ignition switch, pre-lubrication circuit, Oil pressure switch, switching electricity
Road, start-up circuit and motor, ignition switch have power connection end, forceful electric power output end and start output end, and ignition switch connects
Electric end is electrically connected with the battery, and forceful electric power output end and the pre-lubrication circuit of ignition switch are electrically connected with, pre-lubrication circuit and machine oil
Pressure switch is electrically connected with switching circuit, and output end and the start-up circuit of switching circuit are electrically connected with.
Further, the pre-lubrication circuit includes：First delayer, the second delayer, the first relay, the second relay
It is defeated that device, the 3rd relay, the first unidirectional element and engine oil pressure emergency warning lamp, the first delayer and the second delayer are respectively provided with delay
Enter end and delay output end, the first relay, the second relay and the 3rd relay are respectively provided with first input end, the second input
End, the first output end, the second output end, the first relay and the 3rd relay are normal-open type relay, and the second relay is normal
Closed form relay；The equal bonding ground connection of the negative pole of the battery, the first input end of first relay, the first output end, institute
State Oil pressure switch, engine oil pressure emergency warning lamp is respectively provided with first end and the second end, the first end of the engine oil pressure emergency warning lamp
It is electrically connected with the forceful electric power output end of the ignition switch, the second end and the first end of the Oil pressure switch are electrically connected with,
Second end bonding ground connection of Oil pressure switch；The delay input and the forceful electric power output end of the ignition switch of first delayer
It is electrically connected with, the delay output end of the first time-delay relay is electrically connected with the first input end of the 3rd relay, the 3rd relay
First output end of device is electrically connected with the positive pole of the battery, the second output end and the motor electricity of the 3rd relay
Property connection, the second output end of the first relay and the second input of the 3rd relay be electrically connected with, the of the first relay
Two inputs are electrically connected with by the first output end of the second delayer and the second relay, the second output of the second relay
End, the first output end are electrically connected with the forceful electric power output end of the ignition switch, the second input of the second relay and institute
The first end for stating Oil pressure switch is electrically connected with, and the first unidirectional element is located at the second output end and oil pressure of the first relay
Between the first end of power switch.
Further, the switching circuit is switching relay, and the switching relay be closed type relay, and it is with the
One input, the second input, the first output end and the second output end, the first input end of the switching relay and the igniting
The forceful electric power output end of switch is electrically connected with, and the first end of the second input and the Oil pressure switch is electrically connected with, and first is defeated
Go out end and the startup output end of the ignition switch is electrically connected with, the second output end is electrically connected with the start-up circuit.
Further, emergency button, the first emergent relay are also included, emergency button has first end and the second end,
First emergent relay has first input end, the second input, the first output end and the second output end, the first emergent relay
First input end bonding ground connection, the first end of the second input and emergency button is electrically connected with, the first output end and the point
The startup output end of fire switch is electrically connected with, and the second output end is electrically connected with the start-up circuit, the second end of emergency button
It is electrically connected with the forceful electric power output end of the ignition switch.
Further, the second emergent relay and the first temperature sensor is also included, the of the second emergent relay
One input bonding is grounded, and the first end of the second input and the emergency button of the second emergent relay is electrically connected with, the
First output end of two emergent relays and the second input of the described first emergent relay are electrically connected with, the second emergent relay
Second output end of device is electrically connected with the first end of the first temperature sensor, the second end of the first temperature sensor and institute
The forceful electric power output end for stating ignition switch is electrically connected with；The second input and the emergency button of described second emergent relay
Tie point is formed between first end, the second unidirectional element is provided between the tie point and the first output end of the second relay.
Further, machine oil heating relay, second temperature sensing element, lube oil heater, machine oil heating are also included
Relay has first input end, the second input, the first output end and the second output end, second temperature sensing element and machine oil
Heater is respectively provided with first end and the second end, and the first input end of machine oil heating relay and the forceful electric power of the ignition switch export
End is electrically connected with, and the first end of the second input and temperature sensor is electrically connected with, and the first output end and the battery are just
Pole is electrically connected with, and the second output end and the first end of the lube oil heater are electrically connected with, the second end of lube oil heater, second
The equal bonding ground connection in the second end of temperature sensor.
Engine pre-lubrication control method, this method comprise the following steps：Ignition switch is allocated to forceful electric power output end；By cutting
Changing circuit is off start-up circuit, and the second booster pump is powered by pre-lubrication circuit, the second supercharging pump startup pair
Machine oil is pressurizeed, so as to start to carry out pre-lubrication；When engine oil pressure reaches setting value, Oil pressure switch acts on switching
Circuit, and make start-up circuit in the conduction state by switching circuit；Ignition switch is allocated to startup output end, and start-up circuit is connected
Make engine start.
Further, after ignition switch is allocated to forceful electric power output end, startup of first delayer to the second booster pump is passed through
Delayed conducting is carried out, in Delayed conducting, engine oil pressure emergency warning lamp is turned on for engine self-test；Completed in engine self-test
Afterwards, the first delayer turns on and the second booster pump is powered, and the second supercharging pump startup pressurizes to machine oil.
Further, the temperature of machine oil is sensed by second temperature sensing element, when oil temperature is less than setting value, is led
Logical lube oil heater pressurizes to machine oil.
It should be noted that：
Foregoing " first, second ... " does not represent specific quantity and order, is only used for the differentiation to title.
Foregoing " machine oil way to cycle oil " can be the space of specific oil duct or other machine oil that can circulate, such as：
Machine oil directly flows out to oil sump from the oilhole of bent axle through certain space.
The miscellaneous part of engine is identical with traditional structure, and this Wen Buzuo is excessively stated.
Ignition switch has three gears, light current shelves (i.e. ACC shelves), forceful electric power shelves (i.e. ON shelves), starts shelves (i.e. ST shelves), point
Dui Ying not light a fire the light current output end opened, forceful electric power output end and startup output end, and this is prior art.
Foregoing all kinds of relays have four connection ends, are respectively：First input end, the second input, the first output
End, the second output end, first input end, the second input are respectively the both ends of relay coil, and the first output end, second export
End is respectively the both ends of switch block.
Advantage of the present utility model or principle are illustrated below：
1st, the machine oil pressure piping of the engine pre-lubrication control system is provided with two paths, wherein one is common hair
First pressure piping possessed by motivation, the second pressure piping is additionally provided with this basis；Before the engine is started, Ke Yitong
Machine oil is pressurizeed and machine oil is entered key of the oil lubricating pipeline to engine by the second booster pump crossed in the second pressure piping
Part carries out prelubrication, restarts engine, after engine start, by the first general booster pump of engine to machine oil
It is pressurized；The first check valve, the second check valve are respectively equipped with first pressure piping, the second pressure piping, can be avoided
Machine oil oil return when one booster pump or the second supercharging pump work.
2nd, the pre-lubrication control method of the engine is that ignition switch is allocated to forceful electric power output end, now Oil pressure switch
Closure, in the presence of switching circuit, start-up circuit is off, and pre-lubrication circuit turns on, and passes through pre-lubrication electricity
Road powers to the second booster pump, and the second supercharging pump startup pressurizes to machine oil, so as to start to carry out pre-lubrication；Work as engine oil pressure
When reaching setting value, Oil pressure switch disconnects, and in the presence of switching circuit, start-up circuit is in the conduction state；If now
Ignition switch is allocated to startup output end, engine start.
3rd, after ignition switch is allocated to forceful electric power output end, the second booster pump is actuated for being delayed by the first delayer
Conducting, in Delayed conducting, engine oil pressure emergency warning lamp is turned on for engine self-test；After the completion of engine self-test, first prolongs
When device conducting and to the second booster pump power, second supercharging pump startup machine oil is pressurizeed.
4th, when ignition switch is allocated to forceful electric power output end, the temperature of machine oil is sensed by second temperature sensing element, works as machine
When oil temperature is less than setting value, conducting lube oil heater pressurizes to machine oil, avoids causing to moisten because oil temperature is too low
Cunning is bad.
5th, also include emergency button, the first emergent relay, in case of emergency press emergency button, now by the
One emergent relay turns on start-up circuit；To avoid increased wear when oil temperature is too low to cause emergency starting, in machine oil
When temperature is less than design temperature, emergency starting loop can be cut off, improves the service life of engine.
6th, wherein the first booster pump is after the engine started, to be driven by the machine driving of engine, you can be
It is driven by bent axle or camshaft.
7th, the second booster pump includes motor, before the engine is started, drives the pump housing to run by motor
And machine oil is pressurized.
8th, the machine oil pressure piping includes the first pressure piping, the second pressure piping, the first pressure piping, second
Pressure piping needs to be arranged between collecting filter and oil filter parallel；It installs connected mode：Set after collecting filter
Triple valve is used to connect the first pressure piping and the second pressure piping, the first pressure piping are connected with existing oil filter,
The second pressure piping set up is connected in oil filter by hollow bolt seat.
Brief description of the drawings
Fig. 1 is the structure diagram of pre-lubrication engine in the utility model embodiment；
Fig. 2 is the structure chart of hollow bolt seat in the utility model embodiment；
Fig. 3 is triple valve and the first check valve, the structure chart of the second check valve in the utility model embodiment；
Fig. 4 is the system circuit diagram of pre-lubrication engine in the utility model embodiment；
Description of reference numerals：
11st, oil sump, the 121, first pressure piping, the 1211, first booster pump, the 1212, first check valve, 122, second increases
Pressure pipe road, 12211, the pump housing, the 1222, second check valve, 13, machine oil way to cycle oil, 21, camshaft, 22, jackshaft, 23, bent
Axle, 24, connecting rod, 31, collecting filter, 32, oil filter, 33, hollow bolt seat, the 34, the 3rd check valve, 35, triple valve, 41,
Battery, 42, Oil pressure switch, 43, switching relay, 44, start-up circuit, 45, motor, 46, power connection end, 47, forceful electric power
Output end, 48, start output end, the 49, first delayer, the 50, second delayer, the 51, first relay, the 52, second relay,
53rd, the 3rd relay, the 54, first unidirectional element, 55, engine oil pressure emergency warning lamp, 56, emergency button, the 57, first emergent relay
Device, the 58, second emergent relay, the 59, first temperature sensor, the 60, second unidirectional element, 61, machine oil heating relay,
62nd, second temperature sensing element, 63, lube oil heater, 64, lubricating oil pump indicator lamp.
Embodiment
Embodiment of the present utility model is described in detail below.
As shown in Figure 1 to Figure 3, pre-lubrication vehicular engine, including oil sump 11, machine oil pressure piping, oil lubricating pipe
Road, machine oil way to cycle oil 13 and engine pre-lubrication control system, the front end of machine oil pressure piping communicate with oil sump 11, rear end
Communicated with oil lubricating pipeline, oil lubricating pipeline passes to oil sump 11 by machine oil way to cycle oil 13；Foregoing machine oil pressure inlet
Road includes the parallel arrangement of pressure piping 122 of first pressure piping 121 and second, and the first pressure piping 121 is provided with first and increased
The check valve 1212 of press pump 1211 and first, the second pressure piping 122 are provided with the second booster pump and the second check valve 1222, and first
Booster pump 1211, the second booster pump, the first check valve 1212, the flow direction of the second check valve 1222 are toward the rear end of pipeline；
The output end of the pre-lubrication circuit of engine pre-lubrication control system is electrically connected with the second booster pump, and passes through the second booster pump
Machine oil is pressurizeed.
Wherein, second booster pump includes the pump housing 12211 and motor 45, and motor 45 connects with the pump housing 12211
Connect and form driving structure.The engine also includes the structures such as camshaft 21, jackshaft 22, bent axle 23 and connecting rod 24, convex
Oil leab is equipped with wheel shaft 21, jackshaft 22, bent axle 23 and connecting rod 24, the oil leab forms the oil lubricating pipe
Road.First booster pump 1211 forms driving drive mechanism close to camshaft 21 and with camshaft 21.
The machine oil pressure piping also includes collecting filter 31, oil filter 32, triple valve 35 and hollow bolt seat 33,
For collecting filter 31 in oil sump 11, oil filter 32 is provided with the first opening and the second opening, and the outlet of collecting filter 31 connects
The front end of the first interface of logical triple valve 35, the first pressure piping 121 and the second pressure piping 122 is respectively communicated with triple valve 35
Second interface, the 3rd interface, the rear end of the first pressure piping 121 communicates with the first opening of oil filter 32, hollow spiral shell
Bolt seat 33 is arranged in the second opening of oil filter 32, and the rear end of the second pressure piping 122 passes through the hollow bolt seat 33
Communicated with the second opening of oil filter 32, the 3rd check valve 34 is provided with the both ends of oil filter 32.It is pressurized in machine oil
Oil pressure switch 42 is additionally provided between pipeline, oil lubricating pipeline.
The engine pre-lubrication control system of the present embodiment, including battery 41, ignition switch, pre-lubrication circuit, oil pressure
Power switch 42, switching circuit, start-up circuit 44 and motor 45, ignition switch have power connection end 46, forceful electric power output end 47 and
Start output end 48, power connection end 46 and the battery 41 of ignition switch are electrically connected with, the forceful electric power output end 47 of ignition switch and pre- profit
Sliding circuit is electrically connected with, and pre-lubrication circuit and Oil pressure switch 42 are electrically connected with switching circuit, the output of switching circuit
End is electrically connected with start-up circuit 44.
The pre-lubrication circuit includes：First delayer 49, the second delayer 50, the first relay 51, the second relay
52nd, the 3rd relay 53, the first unidirectional element 54 and engine oil pressure emergency warning lamp 55, the first delayer 49 and the second delayer 50 are equal
With delay input and delay output end, the first relay 51, the second relay 52 and the 3rd relay 53 are respectively provided with first
Input, the second input, the first output end, the second output end, the first relay 51 and the 3rd relay 53 be open type after
Electrical equipment, the second relay 52 are closed type relay；First input of the negative pole of the battery 41, first relay 51
End, the equal bonding ground connection of the first output end, the Oil pressure switch 42, engine oil pressure emergency warning lamp 55 are respectively provided with first end and second
End, the first end of the engine oil pressure emergency warning lamp 55 is electrically connected with the forceful electric power output end 47 of the ignition switch, the second end and
The first end of the Oil pressure switch 42 is electrically connected with, the second end bonding ground connection of Oil pressure switch 42；First delayer
49 delay input and the forceful electric power output end 47 of the ignition switch is electrically connected with, the delay output end of the first time-delay relay
It is electrically connected with the first input end of the 3rd relay 53, the first output end of the 3rd relay 53 and the positive pole of the battery 41
It is electrically connected with, the second output end of the 3rd relay 53 is electrically connected with the motor 45, and the second of the first relay 51
Output end and the second input of the 3rd relay 53 are electrically connected with, and the second input of the first relay 51 passes through the second delay
First output end of the relay 52 of device 50 and second is electrically connected with, and the second output end, the first output end of the second relay 52 are equal
It is electrically connected with the forceful electric power output end 47 of the ignition switch, the second input and the engine oil pressure of the second relay 52 are opened
42 first end electric connection is closed, the first unidirectional element 54 is located at the second output end and Oil pressure switch of the first relay 51
Between 42 first end.
The switching circuit is switching relay 43, and the switching relay 43 is closed type relay, and it is defeated with first
Enter end, the second input, the first output end and the second output end, the first input end of the switching relay 43 is opened with the igniting
The forceful electric power output end 47 of pass is electrically connected with, and the first end of the second input and the Oil pressure switch 42 is electrically connected with, and first
The startup output end 48 of output end and the ignition switch is electrically connected with, and the second output end electrically connects with the start-up circuit 44
Connect.
Also include the emergent temperature sensing of relay 58 and first member of the emergent relay 57, second of emergency button 56, first
Part 59, emergency button 56 have first end and the second end, the first emergent relay 57 have first input end, the second input,
First output end and the second output end, the first input end bonding ground connection of the first emergent relay 57, the second input is with meeting an urgent need
The first end of switch 56 is electrically connected with, and the startup output end 48 of the first output end and the ignition switch is electrically connected with, and second is defeated
Go out end to be electrically connected with the start-up circuit 44, the second end of emergency button 56 and the electricity of forceful electric power output end 47 of the ignition switch
Property connection；The first input end bonding ground connection of second emergent relay 58, the second input of the second emergent relay 58 and institute
The first end for stating emergency button 56 is electrically connected with, the first output end of the second emergent relay 58 and the described first emergent relay
57 the second input is electrically connected with, the second output end and the first of the first temperature sensor 59 of the second emergent relay 58
End is electrically connected with, and the second end of the first temperature sensor 59 is electrically connected with the forceful electric power output end 47 of the ignition switch；Institute
State and form tie point between the second input of the second emergent relay 58 and the first end of the emergency button 56, the tie point
The second unidirectional element 60 is provided between the first output end of the second relay 52.
Also include machine oil heating relay 61, second temperature sensing element 62, lube oil heater 63, machine oil heating relay
Device 61 has first input end, the second input, the first output end and the second output end, second temperature sensing element 62 and machine oil
Heater 63 is respectively provided with first end and the second end, the first input end of machine oil heating relay 61 and the forceful electric power of the ignition switch
Output end 47 is electrically connected with, and the first end of the second input and temperature sensor is electrically connected with, the first output end and the electricity
The positive pole in pond 41 is electrically connected with, and the second output end and the first end of the lube oil heater 63 are electrically connected with, lube oil heater 63
The second end, the equal bonding in the second end of second temperature sensing element 62 ground connection.
The control principle of engine pre-lubrication described in the present embodiment is as follows：
A, ignition switch is allocated to light current output end, and battery 41 is powered to seat radio etc.；
B, ignition switch is allocated to forceful electric power output end 47, and battery 41 is powered to auto meter, steering indicating light etc., if machine oil
Temperature is less than 50 degree, and second temperature sensing element 62 turns on, and machine oil heating relay 61 makes switch conduction due to obtaining electric, machine oil
Heater 63 is turned on for being heated to machine oil；
Oil pressure switch 42 is in the conduction state, and switching relay 43 is off due to energization, starts electricity
Road 44 can not start；
Second relay 52 makes to switch off due to energization, and the second time-delay relay must not electricity；Second delayer 50
Electricity is simultaneously turned on after being delayed 4 to 6 seconds, and engine oil pressure emergency warning lamp 55 is lighted for self-test within the period of the delay；
After the second delayer 50 is delayed 4 to 6 seconds, the 3rd relay 53 makes switch conduction due to energization, the second supercharging
The motor 45 of pump electric must be pressurizeed to machine oil, and now, lubricating oil pump indicator lamp 64 is lighted；
After machine oil pressurizes and reaches setting pressure, Oil pressure switch 42 is disconnected, and the second relay 52 is made due to power-off
Switch connection, the second delayer 50 is obtained electric and is delayed 4 to 6 seconds, and in the period being delayed herein, the first relay 51 is electric due to obtaining
And make switch conduction, and then cause the 3rd relay 53 must be electric and make switch conduction, the motor 45 of the second booster pump must be electric
Machine oil is persistently pressurizeed and (in the delay time section, engine can be started, this point subsequently illustrates), is prolonged
When 4 to 6 seconds after, the second delayer 50 disconnects, and pass sequentially through the first relay 51, the 3rd relay 53 makes the second booster pump
Motor 45 powers off；
C, engine oil pressure is pressurizeed by the motor 45 of the second booster pump, when engine oil pressure reaches setting pressure
Afterwards, Oil pressure switch 42 disconnects, and switching relay 43 makes switch connection due to power-off, when ignition switch is allocated to startup output
When holding 48, engine start；
When ignition switch, which is allocated to, starts output end 48, the motor 45 of the second booster pump stops work due to power-off
Make；Or power off the motor 45 of the second booster pump after the second delayer 50 is delayed 4 to 6 seconds and be stopped；
D, in the state of emergency, emergency button 56 is pressed, the second emergent relay 58 makes switch conduction due to energization, this
When, if oil temperature is less than 0 degree, the first temperature sensor 59 is disconnected, then the switch of the first emergent relay 57 is not turned on,
Emergency starting can not be realized, if oil temperature is located at design temperature, in the case where the first temperature sensor 59 turns on,
First emergent relay 57 obtains electric and makes switch conduction, now when ignition switch, which is allocated to, starts output end 48, start-up circuit 44
Connect, it is possible to achieve emergency starting.
The present embodiment has the following advantages that：
1st, the machine oil pressure piping of the engine pre-lubrication control system is provided with two paths, wherein one is common hair
First pressure piping 121 possessed by motivation, the second pressure piping 122 is additionally provided with this basis；Before the engine is started,
Machine oil can be pressurizeed by the second booster pump in the second pressure piping 122 and machine oil is entered oil lubricating pipeline to starting
The critical component of machine carries out prelubrication, restarts engine, after engine start, passes through the first general supercharging of engine
Pump 1211 is pressurized to machine oil；Be respectively equipped with first pressure piping 121, the second pressure piping 122 first check valve 1212,
Second check valve 1222, machine oil oil return when the first booster pump 1211 or the second supercharging pump work can be avoided.
2nd, the pre-lubrication control method of the engine is that ignition switch is allocated to forceful electric power output end 47, and now engine oil pressure is opened
42 closures are closed, in the presence of switching circuit, start-up circuit 44 is off, and pre-lubrication circuit turns on, and by pre-
Lubricating circuit is powered to the second booster pump, and the second supercharging pump startup pressurizes to machine oil, so as to start to carry out pre-lubrication；Work as machine
When oil pressure reaches setting value, Oil pressure switch 42 disconnects, and in the presence of switching circuit, start-up circuit 44 is on shape
State；If now ignition switch is allocated to and starts output end 48, engine start.
3rd, after ignition switch is allocated to forceful electric power output end 47, second booster pump is actuated for by the first delayer 49
Delayed conducting, in Delayed conducting, engine oil pressure emergency warning lamp 55 is turned on for engine self-test；After the completion of engine self-test,
First delayer 49 turns on and the second booster pump is powered, and the second supercharging pump startup pressurizes to machine oil.
4th, when ignition switch is allocated to forceful electric power output end 47, the temperature of machine oil is sensed by second temperature sensing element 62,
When oil temperature is less than setting value, conducting lube oil heater 63 pressurizes to machine oil, avoid because oil temperature is too low and
Cause insufficient lubrication.
5th, also include the emergent relay 57 of emergency button 56, first, in case of emergency press emergency button 56, now
Start-up circuit 44 is turned on by the first emergent relay 57；To avoid oil temperature is too low from causing abrasion during emergency starting to add
Weight, when oil temperature is less than design temperature, it can be cut off by the first temperature sensor 59 and the second emergent relay 58
Emergency starting loop, improve the service life of engine.
6th, wherein the first booster pump 1211 is after the engine started, to be driven by the machine driving of engine, you can
To be driven by bent axle 23 or camshaft 21.
7th, the second booster pump includes motor 45, before the engine is started, the pump housing is driven by motor 45
12211 run and machine oil are pressurized.
8th, the machine oil pressure piping includes the first pressure piping 121, the second pressure piping 122, first pressure inlet
Road 121, the second pressure piping 122 need to be arranged at parallel between collecting filter 31 and oil filter 32；It installs connected mode
It is：Triple valve 35 is set to be used to connect the first pressure piping 121 and the second pressure piping 122, the first supercharging after collecting filter 31
Pipeline 121 is connected with existing oil filter 32, and the second pressure piping 122 set up is connected to machine by hollow bolt seat 33
On oil rectifier 32.
Specific embodiment of the utility model is these are only, the scope of protection of the utility model is not limited with this；Not
Any replacement made on the basis of the utility model design is violated with improving, belongs to the scope of protection of the utility model.
Claims (7)
1. engine pre-lubrication control system, it is characterised in that opened including battery, ignition switch, pre-lubrication circuit, engine oil pressure
Pass, switching circuit, start-up circuit and motor, ignition switch have power connection end, forceful electric power output end and start output end, igniting
The power connection end of switch is electrically connected with the battery, and forceful electric power output end and the pre-lubrication circuit of ignition switch are electrically connected with, pre-lubrication electricity
Road and Oil pressure switch are electrically connected with switching circuit, and output end and the start-up circuit of switching circuit are electrically connected with.
2. engine pre-lubrication control system as claimed in claim 1, it is characterised in that the pre-lubrication circuit includes：First
Delayer, the second delayer, the first relay, the second relay, the 3rd relay, the first unidirectional element and engine oil pressure warning
Lamp, the first delayer and the second delayer be respectively provided with delay input and delay output end, the first relay, the second relay and
3rd relay is respectively provided with first input end, the second input, the first output end, the second output end, the first relay and the 3rd
Relay is normal-open type relay, and the second relay is closed type relay；The negative pole of the battery, first relay
First input end, the first output end equal bonding ground connection, the Oil pressure switch, engine oil pressure emergency warning lamp be respectively provided with first end and
Second end, the forceful electric power output end of the first end of the engine oil pressure emergency warning lamp and the ignition switch are electrically connected with, the second end with
The first end of the Oil pressure switch is electrically connected with, the second end bonding ground connection of Oil pressure switch；First delayer prolongs
When input and the ignition switch forceful electric power output end be electrically connected with, the delay output end of the first time-delay relay with the 3rd after
The first input end of electrical equipment is electrically connected with, and the first output end of the 3rd relay is electrically connected with the positive pole of the battery, and the 3rd
Second output end of relay is electrically connected with the motor, the second output end and the 3rd relay of the first relay
Second input is electrically connected with, and the second input of the first relay passes through the second delayer and the first of the second relay and exported
End is electrically connected with, and the second output end, the first output end of the second relay are electrical with the forceful electric power output end of the ignition switch
Connection, the second input of the second relay are electrically connected with the first end of the Oil pressure switch, and the first unidirectional element is set
Between the second output end of the first relay and the first end of Oil pressure switch.
3. engine pre-lubrication control system as claimed in claim 2, it is characterised in that the switching circuit is switching relay
Device, the switching relay are closed type relay, and it has first input end, the second input, the first output end and second defeated
Go out end, the forceful electric power output end of the first input end of the switching relay and the ignition switch is electrically connected with, the second input with
The first end of the Oil pressure switch is electrically connected with, and the startup output end of the first output end and the ignition switch electrically connects
Connect, the second output end is electrically connected with the start-up circuit.
4. engine pre-lubrication control system as claimed in claim 3, it is characterised in that also include emergency button, first should
Anxious relay, emergency button have first end and the second end, the first emergent relay have first input end, the second input,
First output end and the second output end, the first input end bonding ground connection of the first emergent relay, the second input are opened with emergent
The first end of pass is electrically connected with, and the startup output end of the first output end and the ignition switch is electrically connected with, the second output end with
The start-up circuit is electrically connected with, and the second end of emergency button is electrically connected with the forceful electric power output end of the ignition switch.
5. engine pre-lubrication control system as claimed in claim 4, it is characterised in that also include the second emergent relay and
First temperature sensor, the first input end bonding ground connection of the second emergent relay, the second input of the second emergent relay
End and the first end of the emergency button are electrically connected with, the first output end of the second emergent relay and the described first emergent relay
Second input of device is electrically connected with, the second output end of the second emergent relay and the first end electricity of the first temperature sensor
Property connection, the second end of the first temperature sensor and the forceful electric power output end of the ignition switch are electrically connected with；Described second should
Tie point is formed between second input of anxious relay and the first end of the emergency button, the tie point and the second relay
The first output end between be provided with the second unidirectional element.
6. engine pre-lubrication control system as claimed in claim 3, it is characterised in that also include machine oil heating relay,
Second temperature sensing element, lube oil heater, machine oil heating relay have first input end, the second input, the first output
End and the second output end, second temperature sensing element and lube oil heater are respectively provided with first end and the second end, machine oil heating relay
The forceful electric power output end of the first input end of device and the ignition switch is electrically connected with, and the of the second input and temperature sensor
One end is electrically connected with, and the first output end and the positive pole of the battery are electrically connected with, the second output end and the lube oil heater
First end is electrically connected with, the second end of lube oil heater, the equal bonding ground connection in the second end of second temperature sensing element.
7. pre-lubrication engine, it is characterised in that lead to including oil sump, machine oil pressure piping, oil lubricating pipeline, machine oil oil return
Engine pre-lubrication control system described in road and foregoing any claim, the front end of machine oil pressure piping communicate with oil sump,
Rear end communicates with oil lubricating pipeline, and oil lubricating pipeline passes to oil sump by machine oil way to cycle oil；Foregoing machine oil pressure inlet
Road includes parallel arrangement of first pressure piping and the second pressure piping, and the first pressure piping is provided with the first booster pump and first
Check valve, the second pressure piping are provided with the second booster pump and the second check valve, the first booster pump, the second booster pump, the first list
To valve, the second check valve flow direction toward the rear end of pipeline；The pre-lubrication circuit of foregoing engine pre-lubrication control system
Output end and the second booster pump be electrically connected with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720280409.2U CN206722893U (en) | 2017-03-22 | 2017-03-22 | Engine pre-lubrication control system and pre-lubrication engine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720280409.2U CN206722893U (en) | 2017-03-22 | 2017-03-22 | Engine pre-lubrication control system and pre-lubrication engine |
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| CN206722893U true CN206722893U (en) | 2017-12-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106907209A (en) * | 2017-03-22 | 2017-06-30 | 广州工程技术职业学院 | Engine pre-lubrication control system, pre-lubrication engine and pre-lubrication control method |
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2017
- 2017-03-22 CN CN201720280409.2U patent/CN206722893U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106907209A (en) * | 2017-03-22 | 2017-06-30 | 广州工程技术职业学院 | Engine pre-lubrication control system, pre-lubrication engine and pre-lubrication control method |
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Granted publication date: 20171208 Termination date: 20210322 |