CN106640266A - Oil discharge valve of engine sump and control circuit of oil discharge valve - Google Patents
Oil discharge valve of engine sump and control circuit of oil discharge valve Download PDFInfo
- Publication number
- CN106640266A CN106640266A CN201611169519.8A CN201611169519A CN106640266A CN 106640266 A CN106640266 A CN 106640266A CN 201611169519 A CN201611169519 A CN 201611169519A CN 106640266 A CN106640266 A CN 106640266A
- Authority
- CN
- China
- Prior art keywords
- valve
- oil
- valve element
- valve body
- motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000007599 discharging Methods 0.000 claims description 16
- 238000007789 sealing Methods 0.000 claims description 5
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 239000003638 chemical reducing agent Substances 0.000 abstract 3
- 239000003921 oil Substances 0.000 description 38
- 239000010721 machine oil Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000010705 motor oil Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
- F01M11/04—Filling or draining lubricant of or from machines or engines
- F01M11/0408—Sump drainage devices, e.g. valves, plugs
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Electrically Driven Valve-Operating Means (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The invention provides an oil discharge valve of an engine sump and a control circuit of the oil discharge valve, and belongs to the technical field of valves and electric control circuits thereof. By the oil discharge valve of the engine sump, oil can be discharged from the engine sump conveniently and controllably. An oil inlet is formed in the outer side of the top of a valve body; an oil channel is formed in the valve body; an oil discharge opening is formed in an outlet of the oil channel; a valve element chamber is formed in a position perpendicular to the axis direction of the oil channel; a valve element is arranged in the valve element cavity; a mounting blind hole is formed in one side, which is close to the end surface of the front of the valve element, of the side wall of the valve body; a motor with a speed reducer is arranged outside the valve body; a lead screw is fixedly arranged on an output shaft of the motor with the speed reducer; an end of the output shaft of the motor with the speed reducer penetrates through the valve element chamber and is inserted in the mounting blind hole; the lead screw is in threaded connection with an inner threaded hole formed in the valve element; and the lead screw drives the valve element to horizontally move in the valve body in a reciprocating manner. The control circuit controls the motor to drive the valve element to move in the valve body, so that oil can be discharged from the engine sump conveniently, quickly and controllably.
Description
Technical field
The invention belongs to valve and its electric control circuit technical field, more particularly to engine sump tank oil discharging valve
And its control circuit.
Background technology
Vehicle is run after certain mileage, and the machine oil of engine needs to drain the oil and change, and current engine oil is drained the oil mode
Mainly have following two：
1st, using traditional bolt cushioning sheet mode, there is following defect：It is required for first with special when every time vehicle changes machine oil
Vehicle is lifted with equipment, some vehicles also need to dismantle bottom shield, then bolt are turned on spanner, by engine sump tank
In machine oil release, discharge also need to after machine oil replacing pad, finally tighten bolt, which work with the torque of 30～40N.M
Work amount is big, needs to lift on vehicle using special equipment, changes the waste that pad also results in pad, and frequently changes machine oil and holds
There is sliding tooth situation in the bolt for easily causing oil sump, needs to change whole oil sump in the course of time, or processes screw thread again.So
It is relatively costly and not easy to operate.
2nd, using check valve-type oil discharging valve, there is following defect：Need to be backed down unidirectionally using special tooling during change engine oil
Drain the oil after valve, at ordinary times in order to prevent extraneous water and dust from entering engine, need to cover valve with rubber cap.Which is external
Special tooling, increases use cost and workload, also separately to match somebody with somebody rubber cap water proof and dust proof, and engine conducts heat when running
To at rubber cap, the aging of rubber cap can be accelerated, so as to affect its protection effect.
The content of the invention
In order to overcome the shortcomings of that prior art is present, the convenient technical problem controllably drained the oil of engine sump tank is solved,
The present invention provides engine sump tank oil discharging valve and its control circuit.
The present invention is achieved by the following technical programs.
Engine sump tank oil discharging valve, it includes valve body, valve element, screw mandrel and the motor with decelerator, and valve element is round platform
Shape, valve element front end face area is less than valve element rear portion face area, wherein：
The body top outside is provided with oil-in, valve body and is vertically arranged with oil duct, the oil through valve body upper and lower surface
Road is not coaxial with the oil-in, and oil drain out is provided with oil passage outlet；The oil duct axis direction is provided with valve element
Chamber, valve element is arranged in spool chamber, and the profile of valve element is engaged with spool chamber, and the valve element is provided with the axial direction internal thread
Hole, body wall is provided with installing blind near valve element front end face side, and valve element rear portion end face side and valve are located on valve element
Body sidewall contact position is provided with sealing ring；
The motor with decelerator is arranged at outside valve body, and on the output shaft of the motor with decelerator screw mandrel is fixedly installed,
In spool chamber insertion installing blind, the screw mandrel is arranged the output shaft end of the motor with decelerator with the valve element
Internal thread hole threaded connection, screw mandrel drive valve element horizontal reciprocating movement in valve body.
Further, the oil-in outer wall is provided with external screw thread and is threadedly coupled with oil sump.
Further, it is provided with internal thread at the oil drain out.
The circuit of control engine sump tank oil discharging valve, wherein：The motor positive pole is with negative pole respectively by preposition drive
Dynamic circuit is electrically connected with single-chip microcomputer, and the pre-driver circuit is electrically connected by current sample amplifying circuit with single-chip microcomputer,
Power supply indicator, valve body open instruction lamp and valve body are closed indicator lamp and are electrically connected with single-chip microcomputer respectively, and motor opens key and three
The input electrical connection of end integrated regulator, input and the single-chip microcomputer of circuit of three-terminal voltage-stabilizing integrated are electrically connected, motor
Stop key is electrically connected with the output end of circuit of three-terminal voltage-stabilizing integrated, output end and the monolithic electrical-mechanical of circuit of three-terminal voltage-stabilizing integrated
Connection.
Further, the single-chip microcomputer input is also electrically connected with external programmer device.
Further, the model 7805 of the circuit of three-terminal voltage-stabilizing integrated.
Further, the motor of the hair band reductor is dc generator.
The present invention has the advantages that compared with prior art.
The present invention drives valve element to move in valve body by circuit controlled motor, using electric switch be capable of achieving to drain the oil with it is close
Envelope, it is not necessary to back down check valve using special tooling, it is not required that by other any tool equipments, drain the oil convenient and swift,
The internal thread on oil sump can be avoided simultaneously to cause oil sump screw thread to slide tooth because Jing often screws in back-out, and change whole oil bottom
Shell, this device is simple and convenient, reduces cost, improves security.
Description of the drawings
Fig. 1 is part exploded perspective view of the present invention.
Overlook when Fig. 2 is closed for valve body and regard structural representation.
Plan structure cross-sectional schematic when Fig. 3 is closed for valve body.
Fig. 4 is overlooking the structure diagram when valve body is in opening.
Fig. 5 is plan structure cross-sectional schematic when valve body is in opening.
Fig. 6 is the circuit diagram for controlling engine sump tank oil discharging valve.
Specific embodiment
The present invention is elaborated with reference to embodiment, the present embodiment is under premised on technical solution of the present invention
Implemented, given detailed embodiment and specific operating process, but protection scope of the present invention be not limited to it is following
Embodiment.
As shown in figure 1, engine sump tank oil discharging valve, it includes valve body 1, valve element 2, screw mandrel 4 and the electricity with decelerator
Machine 5, valve element 2 is round table-like, and valve element front end face area is less than valve element rear portion face area, wherein：
The top outer of the valve body 1 is provided with oil-in 11, valve body 1 and is vertically arranged with oil duct 13 through the upper and lower surface of valve body 1,
The oil duct 13 is not coaxial with 11 mouthfuls of the oil-feed, and the exit of oil duct 13 is provided with oil drain out 12；Perpendicular to the axle of the oil duct 13
Line direction is provided with spool chamber 14, and valve element 2 is arranged in spool chamber 14, and the profile of valve element 2 is engaged with spool chamber 14, the valve
Core 2 is provided with the axial direction internal thread hole, and the side wall of valve body 1 is provided with installing blind 15, valve near the front end face side of valve element 2
It is located on core 2 at valve element rear portion end face side and the sidewall contact of valve body 1 and is provided with sealing ring 3, the effect of sealing ring 3 there are 2：1、
Prevent machine oil from flowing out from the installing plate of the motor 5 with decelerator during opening, play sealing function.2nd, valve element 2 is prevented with screw mandrel 4
Rotate together, increase the frictional force of valve element 2 and the inwall of valve body 1；
The motor 5 with decelerator is arranged at outside valve body 1, and on the output shaft of the motor 5 with decelerator silk is fixedly installed
Bar 4, the output shaft end of the motor 5 with decelerator in the insertion installing blind 15 of the spool chamber 14, the screw mandrel 4 and institute
The internal thread hole threaded connection of the setting of valve element 2 is stated, screw mandrel 4 drives the horizontal reciprocating movement in valve body 1 of valve element 2.
Further, the outer wall of the oil-in 11 is provided with external screw thread and is threadedly coupled with oil sump.
Further, it is provided with internal thread at the oil drain out 12.
It is as follows using process：
As shown in Fig. 2 ~ 3, near the lateral movement of installing blind 15 1, valve while 5 drive screw of motor 4 with decelerator is rotated
The tapered segment of core 2 is contacted with the tapered segment of spool chamber 14, and oil duct 13 ends, and fluid is in not oil extraction state.
As shown in Fig. 4 ~ 5, the drive screw 4 of motor 5 with decelerator to away from the lateral movement of installing blind 15 1, justify by valve element 2
Wimble fraction is separated with the tapered segment of spool chamber 14, and oil duct 13 is turned on, and fluid is in oil extraction state.
As shown in fig. 6, the circuit of control engine sump tank oil discharging valve, it is characterised in that：The band with decelerator
The positive pole of motor 5 of reductor is electrically connected respectively by pre-driver circuit with negative pole with single-chip microcomputer, the pre-driver circuit
It is electrically connected by current sample amplifying circuit and single-chip microcomputer, power supply indicator, valve body open instruction lamp and valve body are closed and indicated
Lamp is electrically connected respectively with single-chip microcomputer, and electric motor starting key K1 is electrically connected with the input of circuit of three-terminal voltage-stabilizing integrated, and three ends are steady
The input C1 of pressure integrated circuit is electrically connected with single-chip microcomputer, output end C2 of motor stop key G1 and circuit of three-terminal voltage-stabilizing integrated
Electrical connection, output end and the single-chip microcomputer of circuit of three-terminal voltage-stabilizing integrated are electrically connected.
Further, the single-chip microcomputer input is also electrically connected with external programmer device.
Further, the model 7805 of the circuit of three-terminal voltage-stabilizing integrated.
Further, the generator 5 with decelerator is dc generator.
Control process is as follows：
1. power supply indicator LED1 is bright after being powered.
2. button K is pressed1Motor is rotated forward, and the motor 5 with reductor is started to open at movable valve plug 2 after time delay in 2 seconds, is treated completely
After opening, the mechanical location of valve element 2 tends to locked, and the load of motor 5 with reductor increases, and electric current reaches 65% rotating forward locked rotor current
When, the power-off of motor 5 with reductor is now opened indicator lamp LED2 and is lighted.
3. button G is pressed1Motor reversal, the motor 5 with reductor begins to shut off with movable valve plug 2 after time delay in 2 seconds, treats completely
After closing, the mechanical location of valve element 2 tends to locked, and motor load increases, when electric current reaches 65% reversion locked rotor current, motor power-off,
Now close indicator lamp LED3 to light.
The motor 5 with reductor is started to open at or closed with movable valve plug 2 after time delay in 2 seconds, and the benefit of do so is exactly screw mandrel 4
If when 1 inwall of valve body is withstood according to normal current, the instantaneous driving force of motor without so big, valve element 2 will not action immediately,
To the buffer time of 2 seconds, screw mandrel 4 was easy to drive valve element 2 to move, and collection electric current does not work, until valve element 2 unclamps or closes
Current acquisition just works, and greatly improves security performance.
The above, the only specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, any
Be familiar with those skilled in the art the invention discloses technical scope in, the change or replacement that can be readily occurred in all should be contained
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be defined by the scope of the claims.
Claims (7)
1. engine sump tank oil discharging valve, it includes valve body（1）, valve element（2）, screw mandrel（4）With the motor with decelerator（5）,
Valve element（2）For round table-like, valve element front end face area is less than valve element rear portion face area, it is characterised in that：
The valve body（1）Top outer is provided with oil-in（11）, valve body（1）It is interior through valve body（1）Upper and lower surface is vertically arranged
There is oil duct（13）, the oil duct（13）With the oil-feed（11）Mouth is not coaxial, oil duct（13）Exit is provided with oil drain out（12）；
Perpendicular to the oil duct（13）Axis direction is provided with spool chamber（14）, valve element（2）It is arranged at spool chamber（14）It is interior, valve element（2）
Profile and spool chamber（14 say）It is engaged, the valve element（2）Internal thread hole, valve body are provided with the axial direction（1）Side wall is leaned on
Nearly valve element（2）Front end face side is provided with installing blind（15）, valve element（2）It is upper to be located at valve element rear portion end face side and valve body
（1）Sealing ring is provided with sidewall contact（3）；The motor with decelerator（5）It is arranged at valve body（1）Outside, band decelerator
Motor（5）Output shaft on be fixedly installed screw mandrel（4）, the motor with decelerator（5）Output shaft end run through the valve
Core cavity（14）Insertion installing blind（15）In, the screw mandrel（4）With the valve element（2）The internal thread hole threaded connection of setting, silk
Bar（4）Drive valve element（2）In valve body（1）Interior horizontal reciprocating movement.
2. engine sump tank oil discharging valve according to claim 1, it is characterised in that：The oil-in（11）Outer wall sets
It is equipped with external screw thread and is threadedly coupled with oil sump.
3. engine sump tank oil discharging valve according to claim 1, it is characterised in that：The oil drain out（12）Place is arranged
There is internal thread.
4. the circuit of engine sump tank oil discharging valve as claimed in claim 1 is controlled, it is characterised in that：The motor（5）
Positive pole is electrically connected respectively by pre-driver circuit with negative pole with single-chip microcomputer, and the pre-driver circuit is put by current sample
Big circuit is electrically connected with single-chip microcomputer, power supply indicator, valve body open instruction lamp and valve body closing indicator lamp respectively with single-chip microcomputer
Electrical connection, motor is opened key and is electrically connected with the input of circuit of three-terminal voltage-stabilizing integrated, the input of circuit of three-terminal voltage-stabilizing integrated
End and single-chip microcomputer electrical connection, motor stop key is electrically connected with the output end of circuit of three-terminal voltage-stabilizing integrated, and three-terminal voltage-stabilizing is integrated
The output end of circuit is electrically connected with single-chip microcomputer.
5. it is according to claim 4 control engine sump tank oil discharging valve circuit, it is characterised in that：The single-chip microcomputer
Input is also electrically connected with external programmer device.
6. it is according to claim 4 control engine sump tank oil discharging valve circuit, it is characterised in that：Three end is steady
The model 7805 of pressure integrated circuit.
7. it is according to claim 4 control engine sump tank oil discharging valve circuit, it is characterised in that：The generator
（5）For dc generator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611169519.8A CN106640266B (en) | 2016-12-16 | 2016-12-16 | Control the circuit of engine sump tank oil discharging valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611169519.8A CN106640266B (en) | 2016-12-16 | 2016-12-16 | Control the circuit of engine sump tank oil discharging valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106640266A true CN106640266A (en) | 2017-05-10 |
| CN106640266B CN106640266B (en) | 2019-09-17 |
Family
ID=58823249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611169519.8A Active CN106640266B (en) | 2016-12-16 | 2016-12-16 | Control the circuit of engine sump tank oil discharging valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106640266B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112648042A (en) * | 2021-01-06 | 2021-04-13 | 衢州霞辉科技有限公司 | Oil drain pan oil drain machine |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT8025925A0 (en) * | 1979-11-13 | 1980-11-12 | Hans Stahli | DEVICE FOR DRAINING OIL FROM THE OIL PAN OF AN INTERNAL COMBUSTION ENGINE, PARTICULARLY OF A MOTOR VEHICLE. |
| CN2438834Y (en) * | 2000-08-28 | 2001-07-11 | 杨振福 | Draining lubricant valve from engine |
| CN204851374U (en) * | 2015-07-24 | 2015-12-09 | 安徽天利动力股份有限公司 | Oil drain plug screw with fuel outlet valve |
| CN206267913U (en) * | 2016-12-16 | 2017-06-20 | 上海轩维汽配制造有限公司 | Engine sump tank oil discharging valve and its control circuit |
-
2016
- 2016-12-16 CN CN201611169519.8A patent/CN106640266B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT8025925A0 (en) * | 1979-11-13 | 1980-11-12 | Hans Stahli | DEVICE FOR DRAINING OIL FROM THE OIL PAN OF AN INTERNAL COMBUSTION ENGINE, PARTICULARLY OF A MOTOR VEHICLE. |
| CN2438834Y (en) * | 2000-08-28 | 2001-07-11 | 杨振福 | Draining lubricant valve from engine |
| CN204851374U (en) * | 2015-07-24 | 2015-12-09 | 安徽天利动力股份有限公司 | Oil drain plug screw with fuel outlet valve |
| CN206267913U (en) * | 2016-12-16 | 2017-06-20 | 上海轩维汽配制造有限公司 | Engine sump tank oil discharging valve and its control circuit |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112648042A (en) * | 2021-01-06 | 2021-04-13 | 衢州霞辉科技有限公司 | Oil drain pan oil drain machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106640266B (en) | 2019-09-17 |
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