CN209340133U - A kind of electronic oil pump - Google Patents
A kind of electronic oil pump Download PDFInfo
- Publication number
- CN209340133U CN209340133U CN201821923980.2U CN201821923980U CN209340133U CN 209340133 U CN209340133 U CN 209340133U CN 201821923980 U CN201821923980 U CN 201821923980U CN 209340133 U CN209340133 U CN 209340133U
- Authority
- CN
- China
- Prior art keywords
- oil pump
- pump casing
- fixed
- oil
- valve seat
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of electronic oil pumps for belonging to mechanical equipment technical field, including oil pump casing, the inner wall of the oil pump casing is rotatably connected to internal tooth outer rotor, the outside of the oil pump casing is connected by fixed frame with motor, the power output end of the motor is fixed with gear internal rotor through oil pump casing, the gear internal rotor and internal tooth outer rotor are meshed, the oil pump casing is fixed with fuel sucking pipe, the fuel sucking pipe is provided with fuel tank far from one end of oil pump casing, flowline is fixed at the top of the oil pump casing, the utility model is provided with spring and piston, pass through the setting of spring and piston, when internal combustion engine and motor do not work, under the action of the spring, by oil return duct occlusion, the machine oil of internal combustion engine part part is set to stay in inside, it can guarantee internal combustion engine after not having to for a long time, still there are enough machines between inner body Oil is lubricated, thus guarantee internal combustion engine can work well again, improve service life.
Description
Technical field
The utility model relates to mechanical equipment technical field more particularly to a kind of electronic oil pumps.
Background technique
The effect of lubricating oil pump in lubricating system: machine oil pumping action is after machine oil is increased to certain pressure, forcibly force feed
Onto the moving surface of each part of engine.Fuel pump structure form can be divided into two class of gear type and rotator type.Gear type machine
Oil pump is divided into internal-gear type and external gear formula again, and the latter is generally called gear-type oil pump.
But the lubricating oil pump of existing market can only carry out feed lubrication by the part to engine at work, it is long-term in device
Without later, machine oil flows back into fuel tank, oil starvation serious situation, when being again started up engine, meeting can occur for engine part
Damage engine.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and propose a kind of electronic oil pump.
To achieve the goals above, the utility model adopts the technical scheme that a kind of electronic oil pump, including oil pump
Shell, the inner wall of the oil pump casing are rotatably connected to internal tooth outer rotor, and the outside of the oil pump casing passes through fixed frame and motor phase
Connection, the power output end of the motor are fixed with gear internal rotor through oil pump casing, outside the gear internal rotor and internal tooth
Rotor is meshed, and the oil pump casing is fixed with fuel sucking pipe, and the fuel sucking pipe is provided with fuel tank far from one end of oil pump casing, described
Flowline is fixed at the top of oil pump casing, the flowline passes through the first connecting flange and internal combustion engine phase far from one end of oil pump casing
Connection, the bottom of the internal combustion engine is fixed with valve seat by the second connecting flange, cavity is offered in the middle part of the valve seat, described
Cavity is connected far from one end of the second connecting flange with fuel tank, and the inner wall of the cavity is fixed with fixing seat, the fixing seat
Side far from fuel tank is connected with connecting rod by spring, and piston, the connecting rod are fixed in the middle part of the connecting rod
One end of valve seat is provided with control valve, described electronic and external power supply is electrically connected.
It preferably, is sealing structure between the control valve and valve seat.
Preferably, the piston is in a circular table shape, and the maximum gauge of piston is 3mm smaller than the internal diameter of cavity.
Preferably, the cavity is funnel-shaped structure close to one end of the second connecting flange, and shape and piston are round table-like
One end is identical.
Preferably, the position of described valve seat respective chamber funnel-form one end offers oil return pipe, and the oil return pipe runs through
Second connecting valve seat.
Preferably, the valve seat and fuel tank weld, and the fixed frame and oil pump casing weld.
Compared with prior art, the utility model has the beneficial effects that
(1) the utility model is provided with spring and piston, by the setting of spring and piston, internal combustion engine and motor not
When work, under the action of the spring, by oil return duct occlusion, the machine oil of internal combustion engine part part is set to stay in inside, it is ensured that internal combustion engine
After not having to for a long time, still there is enough machine oil to be lubricated between inner body, to guarantee that internal combustion engine can again smoothly
Work, improves service life.
(2) the utility model is provided with connecting rod and control valve and presses control valve by the setting of connecting rod and control valve
Drive connecting rod that fuel sucking pipe far from fuel sucking pipe, is opened to piston, convenient for when motor does not work, by the machine oil in internal combustion engine
It releases, consequently facilitating the maintenance of device and the replacement of machine oil.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the side view of the utility model；
Fig. 3 is the enlarged structure schematic diagram in the utility model Fig. 1 at A.
In figure: 1, fuel tank；2, fuel sucking pipe；3, gear internal rotor；4, internal tooth outer rotor；5, fixed frame；6, flowline；7,
One connecting flange；8, internal combustion engine；9, valve seat；10, motor；11, the second connecting flange；12, control valve；13, oil return pipe；14,
Piston；15, cavity；16, connecting rod；17, spring；18, fixing seat；19, oil pump casing.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
It please refers to shown in Fig. 1-Fig. 3, the utility model provides a kind of technical solution: a kind of electronic oil pump, including oil pump
Shell 19, the inner wall of oil pump casing 19 are rotatably connected to internal tooth outer rotor 4, and the outside of oil pump casing 19 passes through fixed frame 5 and motor 10
It is connected, the power output end of motor 10 is fixed with gear internal rotor 3 through oil pump casing 19, outside gear internal rotor 3 and internal tooth
Rotor 4 is meshed, and gear internal rotor 3 drives internal tooth outer rotor 4 to rotate, and forms negative pressure, machine oil is pumped out, the fixation of oil pump casing 19
There is fuel sucking pipe 2, fuel sucking pipe 2 is provided with fuel tank 1 far from one end of oil pump casing 19, and the volume of fuel tank 1 is greater than the body of device inner engine oil
Product, stores machine oil, and the top of oil pump casing 19 is fixed with flowline 6, and the one end of flowline 6 far from oil pump casing 19 passes through the
One connecting flange 7 is connected with internal combustion engine 8, and machine oil is flowed into inside parts from the top of internal combustion engine 8, under gravity,
Part is lubricated, the bottom of internal combustion engine 8 is fixed with valve seat 9 by the second connecting flange 11, and valve seat 9 is convenient in motor 10
When not working, the machine oil outflow in internal combustion engine 8 is controlled, the middle part of valve seat 9 offers cavity 15, and cavity 15 is far from the second connection method
One end of orchid 11 is connected with fuel tank 1, and the inner wall of cavity 15 is fixed with fixing seat 18, and the middle part of fixing seat 18 offers through-hole,
Convenient for passing through for machine oil, side of the fixing seat 18 far from fuel tank 1 is connected with connecting rod 16 by spring 17, connecting rod 16
Middle part is fixed with piston 14, and connecting rod 16 is provided with control valve 12 through one end of valve seat 9, electronic electrically to connect with external power supply
It connects.
In the present embodiment, it is preferred that be sealing structure between control valve 12 and valve seat 9, guarantee that machine oil will not be from control valve
It is flowed out at 12.
In the present embodiment, it is preferred that piston 14 is in a circular table shape, and the maximum gauge of piston 14 is smaller than the internal diameter of cavity 15
3mm reserves flow channel for machine oil, machine oil is facilitated to flow in fuel tank 1 by cavity 15.
In the present embodiment, it is preferred that cavity 15 close to one end of the second connecting flange 11 be funnel-shaped structure, and shape with
The round table-like one end of piston 14 is identical, guarantees that one end of piston 14 and cavity 15 can be closed to form sealing structure.
In the present embodiment, it is preferred that the position of 9 respective chamber of valve seat, 15 funnel-form one end offers oil return pipe 13, and returns
Oil pipe 13 runs through the second connecting valve seat 9, and the machine oil flowed down in internal combustion engine 8 is recovered to inside cavity 15 by oil return pipe 13, thus again
It is secondary to be recovered in fuel tank 1, it is recycled.
In the present embodiment, it is preferred that valve seat 9 and fuel tank 1 weld, and fixed frame 5 and oil pump casing 19 weld, and increase force part
Mechanical strength, keep device sturdy and durable.
Working principle: in use, by the machine oil mouth of internal combustion engine 8 by the first connecting flange 7 and the second connecting flange 11 with
Device connection, motor 10 work, and band moving gear internal rotor 3 engages internal tooth outer rotor 4 and rotates, and the machine oil in fuel tank 1 is sucked,
It is discharged, is entered between the inner body of internal combustion engine 8 from flowline 6, under gravity, machine oil leads under part flow
It crosses oil return pipe 13 to be flowed into inside cavity 15, to flow back into fuel tank 1, be recycled, when internal combustion engine 8 stops working, electricity
Motivation 10 is simultaneously stopped rotation, the decline of 6 internal pressure of flowline, and piston 14 closes oil return pipe 13 under the action of spring 17,
Machine oil in internal combustion engine 8 is left on inside, can keep between 8 part of internal combustion engine after a long period of no use, machine oil still will not
It lacks.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. the inner wall of a kind of electronic oil pump, including oil pump casing (19), the oil pump casing (19) is rotatably connected to internal tooth outer rotor
(4), the outside of the oil pump casing (19) is connected by fixed frame (5) with motor (10), the power of the motor (10)
Output end is fixed with gear internal rotor (3) through oil pump casing (19), and the gear internal rotor (3) is mutually nibbled with internal tooth outer rotor (4)
It closes, the oil pump casing (19) is fixed with fuel sucking pipe (2), and the fuel sucking pipe (2) is provided with oil far from the one end of oil pump casing (19)
Case (1) is fixed with flowline (6) at the top of the oil pump casing (19), and the one end of the flowline (6) far from oil pump casing (19) is logical
It crosses the first connecting flange (7) to be connected with internal combustion engine (8), it is characterised in that: the bottom of the internal combustion engine (8) passes through the second connection
Flange (11) is fixed with valve seat (9), is offered cavity (15) in the middle part of the valve seat (9), and the cavity (15) connects far from second
One end of acting flange (11) is connected with fuel tank (1), and the inner wall of the cavity (15) is fixed with fixing seat (18), the fixing seat
(18) side far from fuel tank (1) is connected with connecting rod (16) by spring (17), and the middle part of the connecting rod (16) is solid
Surely have piston (14), the connecting rod (16) is provided with control valve (12), described electronic and external electrical through the one end of valve seat (9)
Source is electrically connected.
2. a kind of electronic oil pump according to claim 1, it is characterised in that: the control valve (12) and valve seat (9) it
Between be sealing structure.
3. a kind of electronic oil pump according to claim 1, it is characterised in that: the piston (14) is in a circular table shape, and living
The maximum gauge for filling in (14) is 3mm smaller than the internal diameter of cavity (15).
4. a kind of electronic oil pump according to claim 1, it is characterised in that: the cavity (15) is close to the second connection method
The one end of blue (11) is funnel-shaped structure, and shape is identical as piston (14) round table-like one end.
5. a kind of electronic oil pump according to claim 1, it is characterised in that: valve seat (9) respective chamber (15) leakage
The position of bucket-shaped one end offers oil return pipe (13), and the oil return pipe (13) runs through the second connecting valve seat (9).
6. a kind of electronic oil pump according to claim 1, it is characterised in that: the valve seat (9) and fuel tank (1) are welded,
The fixed frame (5) and oil pump casing (19) are welded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821923980.2U CN209340133U (en) | 2018-11-21 | 2018-11-21 | A kind of electronic oil pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821923980.2U CN209340133U (en) | 2018-11-21 | 2018-11-21 | A kind of electronic oil pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209340133U true CN209340133U (en) | 2019-09-03 |
Family
ID=67748774
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821923980.2U Expired - Fee Related CN209340133U (en) | 2018-11-21 | 2018-11-21 | A kind of electronic oil pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209340133U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114076092A (en) * | 2021-11-19 | 2022-02-22 | 常州市东南电器电机有限公司 | Electronic oil pump with high sealing performance and automatic inner wall cleaning function |
-
2018
- 2018-11-21 CN CN201821923980.2U patent/CN209340133U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114076092A (en) * | 2021-11-19 | 2022-02-22 | 常州市东南电器电机有限公司 | Electronic oil pump with high sealing performance and automatic inner wall cleaning function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190903 Termination date: 20201121 |