CN206801640U - A kind of lubricating oil pump with supercharging oil return relief valve - Google Patents
A kind of lubricating oil pump with supercharging oil return relief valve Download PDFInfo
- Publication number
- CN206801640U CN206801640U CN201621480997.6U CN201621480997U CN206801640U CN 206801640 U CN206801640 U CN 206801640U CN 201621480997 U CN201621480997 U CN 201621480997U CN 206801640 U CN206801640 U CN 206801640U
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- CN
- China
- Prior art keywords
- oil
- pump
- valve
- supercharging
- oil pump
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- 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.)
- Expired - Fee Related
Links
- 239000003921 oil Substances 0.000 title claims abstract description 67
- 239000010687 lubricating oil Substances 0.000 title claims abstract description 31
- 239000010721 machine oil Substances 0.000 abstract description 17
- 230000001050 lubricating effect Effects 0.000 abstract description 6
- 239000010705 motor oil Substances 0.000 description 7
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 235000003642 hunger Nutrition 0.000 description 2
- 230000037351 starvation Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000003134 recirculating effect Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000010729 system oil Substances 0.000 description 1
Abstract
The utility model discloses a kind of lubricating oil pump with supercharging oil return relief valve, including：The pump housing, driving shaft, driven shaft in the pump housing, driven gear with the driving gear of active axis connection and with driven axis connection, limited valve device is installed in oil-out, the pressure limiting valve gear includes valve body, and valve body is provided with oil discharge outlet and drain tap, plunger shaft is formd in valve body between oil discharge outlet and drain tap, infrared inductor is provided with the plug screw, drain tap is connected by oil returning tube with the oil inlet of lubricating oil pump, and the oil returning tube sets and is provided with supercharging device.The utility model makes the machine oil quick backflow through pressure limiting valve pressure release backflow to oily bottom pump, it greatly reducing the time that traditional natural is back to oil pump bottom, ensure that the machine oil at oil pump bottom meets the needs of lubricating system circulation, avoid engine and miscellaneous part because lack machine oil and caused by damage and scrap.
Description
Technical field
The utility model is to be related to a kind of lubricating oil pump with supercharging oil return relief valve.
Background technology
Lubricating oil pump is used for making engine oil pressure raise and ensure certain oil mass, and the part of fuel feeding is forced to each friction surface,
Pressure limiting valve would generally be installed, pressure limiting valve action is the pressure release when engine oil pressure is too high, to maintain in main oil gallery just in lubricating oil pump
Normal oil pressure.Flowed back to from the machine oil of pressure limiting valve pressure release shunting and partial circulating is carried out in pump, and play release effect, pressure limiting valve is generally seated in
In lubricating oil pump, so that one piece is examined the oil pump capacity of adjustment lubricating oil pump and fuel-displaced pressure on testing stand with lubricating oil pump, but also have
Pressure limiting valve is arranged on cylinder block main oil gallery or on the assembly seat of coarse filter by a part of engine, so while pressure limiting valve is installed
Position difference cause the machine oil through pressure limiting valve pressure release shunting flow back to pump housing oil bottom pump time it is different, and in the lubricating oil pump pump housing
Oil mass be also required to the regular hour to oily bottom pump in lubricating system circulating reflux, the oil mass that machine oil pumps out in general is big
In with several times of oil mass, and gradually decreased with the abrasion recirculating oil quantity of engine, so being back to oily bottom pump through pressure limiting valve pressure release
Time it is extremely important, and existing any position installed in lubricating oil pump is all natural back flow to oily bottom pump, but whether peace
The regular hour is required for mounted in any position natural back flow to oil pump bottom, overlong time will result in oil pump bottom oil starvation, then
Whole lubricating system oil starvation is caused, the serious consequence that so will result in the damage of engine and miscellaneous part or even scrap.
The content of the invention
The utility model provides a kind of lubricating oil pump with supercharging oil return relief valve, and the return duct after pressure release backflow increases
Add a supercharging device, this supercharging device accelerates oil return pipe inner engine oil by using the rotation of gas or motor impeller with this
Flow velocity, make through pressure limiting valve pressure release backflow machine oil quick backflow to oily bottom pump, greatly reducing traditional natural and be back to oil
The time at pump bottom, it ensure that the machine oil at oil pump bottom meets the needs of lubricating system circulation, avoid engine and miscellaneous part because lacking
Lack machine oil and cause to damage and scrap.
The technical scheme in the invention for solving the above technical problem is：A kind of machine with supercharging oil return relief valve
Oil pump, including：The pump housing, driving shaft, driven shaft in the pump housing, driving gear and and driven shaft with active axis connection
The driven gear of connection, limited valve device is installed in oil-out, the pressure limiting valve gear includes valve body, and valve body is provided with oil extraction
Mouthful and drain tap, form plunger shaft in the valve body between oil discharge outlet and drain tap, piston be provided with plunger shaft, piston is set
Spring eye is equipped with, is provided with spring in spring eye, one end of spring is against on spiral shell seat, and infrared induction is provided with the spiral shell seat
Device, infrared inductor is corresponding with piston end surface matching, and drain tap is connected by oil returning tube with the oil inlet of lubricating oil pump, described
Oil returning tube, which is set, is provided with supercharging device, and the supercharging device includes impeller, rotating shaft and power set, and rotating shaft connects impeller,
Power set connection rotating shaft, the impeller are in oil returning tube；The power set are micro motor.
The power set include gas flow tube, the turbine being fixedly connected with rotating shaft being arranged in gas flow tube, the air-flow
Pipe has air inlet and a gas outlet, turbine between air inlet and gas outlet, be provided with the gas flow tube air flow sensor,
Gas filter device, electromagnetic valve, the air flow sensor between turbine and electromagnetic valve, electromagnetic valve in air flow sensor and
Between gas filter device, the micro motor, infrared inductor, air flow sensor, electromagnetic valve and master controller are connected.
The distance of reaction of the infrared inductor can be adjusted as needed.
The beneficial effects of the utility model：
Compared with prior art, the utility model provides a kind of lubricating oil pump with supercharging oil return relief valve, when fuel-displaced
When cavity pressure is big, the piston of pressure limiting valve is moved by the pressure pushing tow from oil-out, spring by compression piston to spiral shell seat, pressure limiting valve
The machine oil of oil-out pressure release is returned to the oil pump bottom of lubricating oil pump, return duct of the utility model after pressure release backflow from return line flow
Increase by a supercharging device, the infrared inductor on spiral shell seat sets certain distance of reaction, when spring by compression piston to spiral shell seat
Mobile, infrared inductor senses piston, is then turned on supercharging device, and the preferential electromagnetic valve for opening gas flow tube, air-flow connects
What is connect is the relief valve of cylinder, if relief valve has gas discharge this moment, the gas after then gas filter device is filtered
Body is switched to air bell, and the rotation of gas impeller is discharged through the gas outlet on air bell, and impeller rotation will accelerate return duct
Inner engine oil accelerates to be back to the oil pump bottom of lubricating oil pump, if engine relief valve does not have a gas discharge this moment, the gas in gas flow tube
Body inductor would not sense the presence of gas, will connect master controller and micro motor, micro motor impeller
Rotation, impeller rotation will accelerate return duct inner engine oil and accelerate to be back to the oil pump bottom of lubricating oil pump, this supercharging device prioritizing selection
The gas discharged using cylinder relief valve, had both accomplished the economical environment-protective of resource, while made to flow back through pressure limiting valve pressure release
Time of machine oil quick backflow to oily bottom pump greatly reduce, ensure that the machine oil at oil pump bottom meets the need of lubricating system circulation
Ask, avoid engine and miscellaneous part because lack machine oil and caused by damage and scrap.
Brief description of the drawings
Fig. 1 is the structural representation of supercharging oil return pressure limiting valve of the present utility model；
Fig. 2 is structural representation of the present utility model：
Fig. 3 is the utility model Fig. 1 A portions enlarged drawing.
Embodiment
The utility model is described in further detail with reference to the accompanying drawings and detailed description：
A kind of lubricating oil pump with supercharging oil return relief valve, including：The pump housing 1, it is driving shaft 2 in the pump housing 1, driven
Axle 3, the driving gear 4 being connected with driving shaft 2 and the driven gear 5 being connected with driven shaft 3, pressure limiting is provided with oil-out 6
Valve gear 7, the pressure limiting valve gear 7 include valve body 8, and valve body 8 is provided with oil discharge outlet 9 and drain tap 10, in oil discharge outlet 9 and draining
Plunger shaft 11 is formd in valve body 8 between mouth 10, piston 12 is provided with plunger shaft 11, piston 12 is provided with spring eye 13,
Spring 14 is provided with spring eye 13, one end of spring 14 is against on spiral shell seat 15, and infrared inductor is provided with the spiral shell seat 15
16, infrared inductor 16 is corresponding with the matching of piston end surface 17, and drain tap 10 passes through oil returning tube 18 and the oil inlet of lubricating oil pump
Connection, the oil returning tube 18 set and are provided with supercharging device 19, and the supercharging device 19 includes impeller 20, rotating shaft 21 and power
Device 22, rotating shaft 21 connect impeller 20, the connection rotating shaft 21 of power set 22, and the impeller 20 is in oil returning tube 18；It is described
Power set 22 are micro motor 23.
The power set 22 include gas flow tube 25, the turbine being fixedly connected with rotating shaft 21 being arranged in gas flow tube 25
24, the gas flow tube 25 has air inlet 26 and gas outlet 27, and turbine 24 is between air inlet 26 and gas outlet 27, the gas
Air flow sensor 28, gas filter device 29, electromagnetic valve 30 are provided with flow tube 25, the air flow sensor 28 is in the He of turbine 24
Between electromagnetic valve 30, electromagnetic valve 30 is the micro motor 23, infrared between air flow sensor 28 and gas filter device 29
Line inductor 16, air flow sensor 28, electromagnetic valve 30 and master controller are connected.
The distance of reaction of the infrared inductor 16 can be adjusted as needed.
The specifically used principle of the utility model is as follows：
The utility model provides a kind of lubricating oil pump with supercharging oil return relief valve, when being actually used in life, increases
The oil-out that oily pressure limiting valve is arranged on lubricating oil pump is pushed back, spill port connects oil return pipe with the oil pump bottom of lubricating oil pump, when oil outlet chamber pressure
When power is big, the piston of pressure limiting valve is moved by the pressure pushing tow from oil-out, then spring by compression piston to spiral shell seat, by pressure limiting
The machine oil of valve pressure release returns to the oil pump bottom of lubricating oil pump by spill port in plunger shaft through return line flow, and infrared ray sense is installed on spiral shell seat
Answer device and certain distance of reaction can be arranged as required to, when spring by compression piston to spiral shell seat move, infrared inductor
Piston is sensed, is then turned on being arranged on the supercharging device on return duct, supercharging device is using the rotation of impeller by return duct
Backflow machine oil accelerate flowing, the rotation of supercharging device has that air-flow drives and micro motor drives two ways, and preferential opens
The mode that air-flow drives, after unlatching, the electromagnetic valve first in gas flow tube is opened, and air-flow connection is letting out for cylinder
Pressure valve, if relief valve has gas discharge this moment, the gas after filtering is switched to air bell by gas filter device, and gas is transmitted in
Turbine can be driven to rotate on turbine piece, so as to drive the wheel rotation in rotary shaft, last gas is through the gas outlet on air bell
Discharge, impeller rotation will accelerate return duct inner engine oil and accelerate to be back to the oil pump bottom of lubricating oil pump, if engine pressure release this moment
Valve does not have a gas discharge, and the gas sensor in gas flow tube would not sense the presence of gas, will by master controller with it is micro-
Type motor is connected, the rotation of micro motor impeller, and impeller rotation will accelerate return duct inner engine oil and accelerate to be back to lubricating oil pump
Oil pump bottom, this supercharging device prioritizing selection utilize cylinder relief valve discharge gas, both accomplished the saving of resource
Environmental protection, while the time of machine oil quick backflow to oily bottom pump through pressure limiting valve pressure release backflow is greatly reduced, it ensure that oil pump
The machine oil at bottom meets the needs of lubricating system circulation.
The supercharging oil return pressure limiting valve of the kind lubricating oil pump provided above the utility model embodiment is described in detail,
Specific case used herein is set forth to principle of the present utility model and embodiment, and the explanation of above example is only
It is to be used to help understand the technical scheme disclosed in the utility model；Meanwhile for those of ordinary skill in the art, according to this
The thought of utility model, there will be changes in specific embodiments and applications, in summary, this specification content
It should not be construed as limitation of the present utility model.
Claims (3)
1. a kind of lubricating oil pump with supercharging oil return relief valve, including：The pump housing（1）, installed in the pump housing（1）Interior driving shaft（2）、
Driven shaft（3）, with driving shaft（2）The driving gear of connection（4）And and driven shaft（3）The driven gear of connection（5）, fuel-displaced
Mouthful（6）Limited valve device is installed（7）, it is characterised in that：The pressure limiting valve gear（7）Including valve body（8）, valve body（8）On set
There is oil discharge outlet（9）With drain tap（10）, in oil discharge outlet（9）With drain tap（10）Between valve body（8）Inside form plunger shaft
（11）, in plunger shaft（11）It is interior to be provided with piston（12）, piston（12）It is provided with spring eye（13）, spring eye（13）It is interior to be provided with spring
（14）, spring（14）One end be against spiral shell seat（15）On, the spiral shell seat（15）On be provided with infrared inductor（16）, infrared ray
Inductor（16）With piston end surface（17）Matching is corresponding, drain tap（10）Pass through oil returning tube（18）Connect with the oil inlet of lubricating oil pump
It is logical, the oil returning tube（18）Setting is provided with supercharging device（19）, the supercharging device（19）Including impeller（20）, rotating shaft
（21）With power set（22）, rotating shaft（21）Connect impeller（20）, power set（22）Connection rotating shaft（21）, the impeller（20）
In oil returning tube（18）It is interior；The power set（22）For micro motor（23）.
A kind of 2. lubricating oil pump with supercharging oil return relief valve according to claim 1, it is characterised in that：The power dress
Put（22）Including gas flow tube（25）, be arranged on gas flow tube（25）Interior and rotating shaft（21）The turbine being fixedly connected（24）, the gas
Flow tube（25）With air inlet（26）With gas outlet（27）, turbine（24）In air inlet（26）With gas outlet（27）Between, institute
State gas flow tube（25）Inside it is provided with air flow sensor（28）, gas filter device（29）, electromagnetic valve（30）, the air flow sensor
（28）In turbine（24）And electromagnetic valve（30）Between, electromagnetic valve（30）In air flow sensor（28）With gas filter device（29）
Between, the micro motor（23）, infrared inductor（16）, air flow sensor（28）, electromagnetic valve（30）With master controller
Connect.
A kind of 3. lubricating oil pump with supercharging oil return relief valve according to claim 1, it is characterised in that：The infrared ray
Inductor（16）Distance of reaction can adjust as needed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621480997.6U CN206801640U (en) | 2016-12-30 | 2016-12-30 | A kind of lubricating oil pump with supercharging oil return relief valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621480997.6U CN206801640U (en) | 2016-12-30 | 2016-12-30 | A kind of lubricating oil pump with supercharging oil return relief valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206801640U true CN206801640U (en) | 2017-12-26 |
Family
ID=60729070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621480997.6U Expired - Fee Related CN206801640U (en) | 2016-12-30 | 2016-12-30 | A kind of lubricating oil pump with supercharging oil return relief valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206801640U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110630890A (en) * | 2019-10-11 | 2019-12-31 | 朱席 | Automobile engine oil pump shell |
-
2016
- 2016-12-30 CN CN201621480997.6U patent/CN206801640U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110630890A (en) * | 2019-10-11 | 2019-12-31 | 朱席 | Automobile engine oil pump shell |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171226 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |