CN106593711A - Oil supplying structure for motorcycle electronic fuel injection system - Google Patents
Oil supplying structure for motorcycle electronic fuel injection system Download PDFInfo
- Publication number
- CN106593711A CN106593711A CN201611148245.4A CN201611148245A CN106593711A CN 106593711 A CN106593711 A CN 106593711A CN 201611148245 A CN201611148245 A CN 201611148245A CN 106593711 A CN106593711 A CN 106593711A
- Authority
- CN
- China
- Prior art keywords
- oil
- fuel
- pump
- spraying system
- supply structure
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/0011—Constructional details; Manufacturing or assembly of elements of fuel systems; Materials therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/0047—Layout or arrangement of systems for feeding fuel
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Lubrication Of Internal Combustion Engines (AREA)
Abstract
The invention discloses an oil supplying structure for a motorcycle electronic fuel injection system. The oil supplying structure comprises an external fuel oil pump, an oil cylinder and an oil outlet connector; the external fuel oil pump is connected on a motorcycle frame; the oil outlet connector is connected on the bottom face of the oil cylinder; the oil outlet connector is provided with an oil outlet pipe which stretches into the oil cylinder; the oil outlet pipe is vertically arranged and penetrating oil outlet holes are formed in the outer wall of the oil outlet pipe; the lowest point of the oil outlet holes is lower than the inner bottom face of the oil cylinder; the oil outlet connector is connected with the external fuel oil pump through an oil delivering pipe; the output end of the external fuel oil pump is connected with a pressure relief device and an oil supplying pipe which are connected in parallel; the pressure relief device is connected with an oil return pipe; the end opening of the oil return pipe is formed in the oil cylinder; and the oil supplying pipe is connected to an oil injection seat.
Description
Technical field
The present invention relates to technical field of motorcycles, specifically a kind of oil supply structure of motorcycle electric spraying system.
Background technology
At present, motorcycle electric spraying chemical conversion is a kind of inexorable trend.The technograph of automobile fully proves, EFI skill
Art is equally the commanding elevation of motorcycle technology, is one of technical measures that motorcycle meets Europe II and Europe III Abgasgesetzs,
It is also that China's motorcycle enterprises participate in a kind of core technology that international, domestic two market competitions must be grasped.Existing motor
Car EFI oil supply system is typically with built-in fuel pump, and built-in fuel pump is arranged in oil cylinder, on the one hand occupies oil
On the other hand the space of cylinder causes oil mass to reduce, and the inlet port of built-in fuel pump is arranged below, inlet port and oil cylinder bottom surface
Between must reserve certain altitude, the oil below the height can not be picked up, long-term accumulation and affect the quality of oil product.
The content of the invention
In order to overcome the deficiencies in the prior art, the present invention to provide a kind of oil supply structure of motorcycle electric spraying system, using outer
Formula fuel pump is put, oil cylinder space is not take up and is conducive to siphoning away the oil of oil cylinder bottom, it is to avoid accumulated.
The technical solution adopted for the present invention to solve the technical problems is：
A kind of oil supply structure of motorcycle electric spraying system, includes external fuel oil pump, oil cylinder and delivery connection, described external
Formula fuel pump is connected on vehicle frame, and the delivery connection is connected to the bottom surface of oil cylinder, and the delivery connection is provided with and puts in oil cylinder
Interior flowline, the flowline is vertically arranged and outer wall on be provided with the oil outlet of insertion, the minimum point of the oil outlet
Less than the inner bottom surface of oil cylinder；The delivery connection by petroleum pipeline connect external fuel oil pump, the external fuel oil pump it is defeated
Go out pressure relief device and fuel feed pump that end is connected with parallel connection, the pressure relief device is connected with oil return pipe, the port of the oil return pipe
Arrange in oil cylinder, the fuel feed pump is connected to oil spout seat.
Used as the improvement of above-mentioned technical proposal, the oil outlet is set to rectangular opening, and the sustained height of the flowline sets
It is equipped with four uniform oil outlets of circumference.
Used as the further improvement of above-mentioned technical proposal, the flowline is axially disposed two groups of oil outlets, goes out per group
Oilhole includes four uniform oil outlets of circumference.
Further improve, the delivery connection bottom is provided with fuel-displaced adapter, the fuel-displaced adapter passes through spiral shell with flowline
Line connects.
Further improve, the pressure relief device is set to relief valve.
Further improve, the pressure relief device is set to magnetic valve.
Further improve, the port of the oil return pipe extends to the top of oil cylinder.
Further improve, the external fuel oil pump is provided with installation journal stirrup, two use are provided with the installation journal stirrup
In the circular hole that bolt is fixed.
The invention has the beneficial effects as follows：Employ external fuel oil pump, it is to avoid take the inner space of oil cylinder, increase indirectly
The capacity of oil cylinder improves the space availability ratio of oil cylinder to load more fuel oils；The flowline of delivery connection is put in oil cylinder,
The oil outlet minimum point of flowline can all siphon away all fuel oils in oil cylinder less than the inner bottom surface of oil cylinder, it is to avoid accumulate, favorably
In the quality for keeping fuel oil, the stable operation of engine is ensured.
Description of the drawings
With reference to the accompanying drawings and examples the invention will be further described.
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation of delivery connection in the present invention.
Specific embodiment
With reference to Fig. 1 ~ Fig. 2, a kind of oil supply structure of motorcycle electric spraying system, include external fuel oil pump 1, oil cylinder 2 with
And delivery connection 3, the external fuel oil pump 1 is connected on vehicle frame, is not take up the space of oil cylinder 2, the dress of indirect lift cylinder 2
Oil mass, improves course continuation mileage, and the delivery connection 3 is connected to the bottom surface of oil cylinder 2, and the delivery connection 3 is provided with and puts in oil cylinder 2
Interior flowline 31, the flowline 31 is vertically arranged and outer wall on be provided with the oil outlet 311 of insertion, the oil outlet
311 minimum point can arrange a pit less than the inner bottom surface of oil cylinder 2 in the inner bottom surface of oil cylinder 2, flowline 31 through pit and
Be welded and fixed with oil cylinder 2, the minimum point of oil outlet 311 ensures that all fuel oils can be sucked away less than pit, it is to avoid fuel oil accumulate and
Quality is affected, advantageously ensures that engine stabilizer runs, improve service life；The delivery connection 3 is connected by petroleum pipeline 32
External fuel oil pump 1, the output end of the external fuel oil pump 1 is connected with the pressure relief device 4 and fuel feed pump 11 of parallel connection, described
Pressure relief device 4 is connected with oil return pipe 41, and the port of the oil return pipe 41 is arranged in oil cylinder 2, and the fuel feed pump 11 is connected to oil spout
Seat is its fuel feeding.
In order to improve the speed of oil suction, in the present embodiment, it is preferred that the oil outlet 311 is set to rectangular opening, described
The sustained height of flowline 31 is provided with four uniform oil outlets of circumference 311.The flowline 31 is axially disposed two groups
Oil outlet 311, every group of oil outlet 311 includes four uniform oil outlets of circumference 311.Using two groups of oil outlets 311（I.e. 8
Oil outlet 311）, it is easy to fast absorbing oil, meet the demand of external fuel oil pump 1.
For the ease of maintenance, change, in the present embodiment, it is preferred that the bottom of the delivery connection 3 is provided with fuel-displaced adapter
33, the fuel-displaced adapter 33 is threaded connection with flowline 31, screws off the i.e. removable delivery connection 3 of fuel-displaced adapter 33, is easy to
Clear up, safeguard and change fuel-displaced adapter 32.
In the present embodiment, it is preferred that the pressure relief device 4 can be from relief valve or magnetic valve, using relief valve
Vent pressure is then set, when oil spout seat quits work, oil pressure increases to over vent pressure, and then relief valve is then opened, by oil return
Fuel oil is transmitted back to oil cylinder 2 by pipe 41, it is to avoid superpressure is revealed；Then existed by the controller control magnetic valve of electric injection system using magnetic valve
Open when oil spout seat quits work, fuel oil is transmitted back to by oil cylinder 2 by oil return pipe 41, it is to avoid superpressure is revealed.
In the present embodiment, it is preferred that the port of the oil return pipe 41 extends to the position of the top near top surface of oil cylinder 2
Put, in oil return, do not affect the oil suction of flowline 31, it is ensured that stable operation.
For the ease of installing external fuel oil pump 1, in the present embodiment, it is preferred that the external fuel oil pump 1 is provided with
Journal stirrup 12 is installed, described installation is provided with two for the circular hole that bolt is fixed, can be installed by two bolts on journal stirrup 12
External fuel oil pump 1, easy accessibility, low cost.
The above, simply better embodiment of the invention, but the present invention is not limited to above-described embodiment, as long as
It reaches the technique effect of the present invention with any same or similar means, all should fall under the scope of the present invention.
Claims (8)
1. a kind of oil supply structure of motorcycle electric spraying system, it is characterised in that：Include external fuel oil pump（1）, oil cylinder（2）With
And delivery connection（3）, the external fuel oil pump（1）It is connected on vehicle frame, the delivery connection（3）It is connected to oil cylinder（2）'s
Bottom surface, the delivery connection（3）It is provided with and puts in oil cylinder（2）Interior flowline（31）, the flowline（31）It is vertically arranged simultaneously
And it is provided with the oil outlet of insertion on outer wall（311）, the oil outlet（311）Minimum point be less than oil cylinder（2）Inner bottom surface；Institute
State delivery connection（3）By petroleum pipeline（32）Connection external fuel oil pump（1）, the external fuel oil pump（1）Output end connect
It is connected to the pressure relief device of parallel connection（4）And fuel feed pump（11）, the pressure relief device（4）It is connected with oil return pipe（41）, the oil return
Pipe（41）Port arrange oil cylinder（2）It is interior, the fuel feed pump（11）It is connected to oil spout seat.
2. the oil supply structure of a kind of motorcycle electric spraying system according to claim 1, it is characterised in that：The oil outlet
（311）It is set to rectangular opening, the flowline（31）Sustained height be provided with four uniform oil outlets of circumference（311）.
3. the oil supply structure of a kind of motorcycle electric spraying system according to claim 2, it is characterised in that：The flowline
（31）It is axially disposed to have two groups of oil outlets（311）, every group of oil outlet（311）Include four uniform oil outlets of circumference
（311）.
4. the oil supply structure of a kind of motorcycle electric spraying system according to claim 3, it is characterised in that：The delivery connection
（3）Bottom is provided with fuel-displaced adapter（33）, the fuel-displaced adapter（33）With flowline（31）It is threaded connection.
5. the oil supply structure of a kind of motorcycle electric spraying system according to claim 1, it is characterised in that：The pressure relief device
（4）It is set to relief valve.
6. the oil supply structure of a kind of motorcycle electric spraying system according to claim 1, it is characterised in that：The pressure relief device
（4）It is set to magnetic valve.
7. the oil supply structure of a kind of motorcycle electric spraying system according to claim 5 or 6, it is characterised in that：The oil return
Pipe（41）Port extend to oil cylinder（2）Top.
8. the oil supply structure of a kind of motorcycle electric spraying system according to claim 1, it is characterised in that：The external combustion
Oil pump（1）It is provided with installation journal stirrup（12）, the installation journal stirrup（12）On be provided with two for bolt fix circular holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611148245.4A CN106593711A (en) | 2016-12-13 | 2016-12-13 | Oil supplying structure for motorcycle electronic fuel injection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611148245.4A CN106593711A (en) | 2016-12-13 | 2016-12-13 | Oil supplying structure for motorcycle electronic fuel injection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106593711A true CN106593711A (en) | 2017-04-26 |
Family
ID=58801900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611148245.4A Pending CN106593711A (en) | 2016-12-13 | 2016-12-13 | Oil supplying structure for motorcycle electronic fuel injection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106593711A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19833932C2 (en) * | 1998-07-28 | 2001-08-16 | Siemens Ag | Fuel supply system for an internal combustion engine |
| CN2861523Y (en) * | 2005-11-18 | 2007-01-24 | 光阳工业股份有限公司 | Oil suction type production line device of vehicle |
| CN201963442U (en) * | 2011-02-23 | 2011-09-07 | 重庆长安伟世通发动机控制***有限公司 | External oil pump oil supply system for EFI (electronic fuel injection) motorcycle |
| CN206429327U (en) * | 2016-12-13 | 2017-08-22 | 江门气派摩托车有限公司 | A kind of oil supply structure of motorcycle electric spraying system |
-
2016
- 2016-12-13 CN CN201611148245.4A patent/CN106593711A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19833932C2 (en) * | 1998-07-28 | 2001-08-16 | Siemens Ag | Fuel supply system for an internal combustion engine |
| CN2861523Y (en) * | 2005-11-18 | 2007-01-24 | 光阳工业股份有限公司 | Oil suction type production line device of vehicle |
| CN201963442U (en) * | 2011-02-23 | 2011-09-07 | 重庆长安伟世通发动机控制***有限公司 | External oil pump oil supply system for EFI (electronic fuel injection) motorcycle |
| CN206429327U (en) * | 2016-12-13 | 2017-08-22 | 江门气派摩托车有限公司 | A kind of oil supply structure of motorcycle electric spraying system |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170426 |
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| RJ01 | Rejection of invention patent application after publication |