CN208935039U - Fuel-displaced siphoning installation and electric fuel pump assembly comprising it - Google Patents
Fuel-displaced siphoning installation and electric fuel pump assembly comprising it Download PDFInfo
- Publication number
- CN208935039U CN208935039U CN201821818691.6U CN201821818691U CN208935039U CN 208935039 U CN208935039 U CN 208935039U CN 201821818691 U CN201821818691 U CN 201821818691U CN 208935039 U CN208935039 U CN 208935039U
- Authority
- CN
- China
- Prior art keywords
- oil
- fuel
- oil inlet
- siphon
- displaced
- 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.)
- Active
Links
Landscapes
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The utility model discloses a kind of fuel-displaced siphoning installation and include its electric fuel pump assembly, the fuel-displaced siphoning installation includes siphon component, one end of the siphon component is equipped with the first oil inlet and the first oil outlet, first oil inlet is for being connected to oil pump, first oil inlet is connected with first oil outlet, the other end of the siphon component is equipped with the second oil inlet and the second oil outlet, second oil inlet is for being connected to siphon pipe, second oil inlet is connected with second oil outlet, there is jet stream portion in the siphon component, the large port in the jet stream portion is connected with first oil inlet, the portlet in the jet stream portion is connected with second oil outlet.The electric fuel pump assembly includes oil pump, siphon pipe and fuel-displaced siphoning installation as described above.Fuel oil is gone out by jet stream by jet stream portion and generates siphonic effect, oil pump is not in suction phenomenon, ensure that the normal operation of automobile.Compact-sized, installation and maintenance are convenient.
Description
Technical field
The utility model relates to a kind of fuel-displaced siphoning installation and include its electric fuel pump assembly.
Background technique
Electric fuel pump assembly is common among fuel tank, is provided in send out by the fuel oil in fuel tank by being set among fuel tank
Motivation.A kind of electric fuel pump assembly failure relatively conventional in fuel tank is the reduction because of irregular fuel tank intermediate fuel oil amount, can
Suction phenomenon can occur.Meanwhile liquid level of fuel oil in fuel tank is less or automobile is again in the operation of the angled manners such as climbing, then pass through
Often there is electric fuel pump assembly and suction phenomenon occurs, influences the operation of automobile.
Utility model content
The purpose of this utility model is to overcome existing above-mentioned deficiency, the utility model provides a kind of fuel-displaced rainbow
Inhale device and the electric fuel pump assembly comprising it.
The utility model is achieved through the following technical solutions:
A kind of fuel-displaced siphoning installation comprising siphon component, one end of the siphon component are equipped with the first oil inlet and the
One oil outlet, for being connected to oil pump, first oil inlet is connected first oil inlet with first oil outlet, described
The other end of siphon component is equipped with the second oil inlet and the second oil outlet, and second oil inlet is described for being connected to siphon pipe
Second oil inlet is connected with second oil outlet, has jet stream portion, the large port in the jet stream portion in the siphon component
It is connected with first oil inlet, the portlet in the jet stream portion is connected with second oil outlet.
Further, the siphon component includes diversion pipe, fuel flow proportioner and oil cap out, it is described go out oil cap bottom
It is connected to the top of the diversion pipe, first oil inlet and second oil outlet are located at the bottom of the diversion pipe, institute
The top that the first oil outlet is located at the oil cap out is stated, and corresponding between first oil outlet and first oil inlet,
There is cavity, first oil inlet and second oil outlet are connected with the cavity, described to penetrate in the diversion pipe
Stream portion is located at the fuel flow proportioner, and the fuel flow proportioner setting is in the cavity.
Further, the siphon component further includes having device head, and second oil inlet is located at described device head, described
There is connector, the connector is connected with the cavity, and the connector is located at the fuel flow proportioner on diversion pipe
Lower section, described device head is connected to the connector and is connected with the diversion pipe.
Further, described device head is welded in the diversion pipe.
Further, the shape of the fuel flow proportioner is funnel-shaped, the top of the fuel flow proportioner and described first
Oil inlet is connected, and the bottom of the fuel flow proportioner is equipped with perforation, the perforation towards second oil outlet and with it is described
Second oil outlet is connected.
Further, the diversion pipe is welded to each other with the oil cap out.
A kind of electric fuel pump assembly comprising oil pump, siphon pipe and fuel-displaced siphoning installation as described above, the oil pump
Be connected to first oil inlet and be connected with the siphon component, the siphon pipe be connected to second oil inlet and with
The siphon component is connected.
Further, the electric fuel pump assembly further includes having filter, and the both ends of the siphon pipe are connected to
The filter and the siphon component.
Further, the electric fuel pump assembly further includes having spring, and the spring is connected to the filter.
Further, rubber bushing is arranged between the oil pump and the siphon component.
The utility model has the beneficial effects that: by the first oil inlet and the first oil outlet fuel oil can be provided for automobile
While, fuel oil is gone out by jet stream by jet stream portion and generates siphonic effect, so that external fuel oil passes through the second oil inlet and the
Two oil outlets enter supplement, and oil pump is not in suction phenomenon, ensure that the normal operation of automobile, it is total to improve electric fuel punp
At security reliability.Meanwhile it is compact-sized, installation and maintenance are convenient.
Detailed description of the invention
Fig. 1 is the decomposition texture schematic diagram of the electric fuel pump assembly of the utility model embodiment.
Fig. 2 is the structural schematic diagram of the fuel-displaced siphoning installation of the electric fuel pump assembly of the utility model embodiment.
Fig. 3 is another structural schematic diagram of the fuel-displaced siphoning installation of the electric fuel pump assembly of the utility model embodiment.
Fig. 4 is schematic cross-sectional view of the Fig. 3 along the direction A-A.
Fig. 5 is schematic cross-sectional view of the Fig. 3 along the direction B-B.
Description of symbols:
Siphon component 1
First oil inlet 11
First oil outlet 12
Second oil inlet 13
Second oil outlet 14
Jet stream portion 15
Diversion pipe 16
Cavity 161
Connector 162
Oil cap 17 out
Fuel flow proportioner 18
Perforation 181
Device head 19
Fuel-displaced siphoning installation 10
Oil pump 20
Siphon pipe 30
Filter 40
Spring 50
Rubber bushing 60
Flowline 70
Specific embodiment
The explanation of following embodiment be with reference to attached drawing, can be to the particular implementation implemented to example the utility model
Example.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, present embodiment discloses a kind of electric fuel pump assembly, the electronic combustions
Oil pump assy includes fuel-displaced siphoning installation 10, oil pump 20 and siphon pipe 30.Fuel-displaced siphoning installation 10 includes siphon component 1, siphon
One end of component 1 is equipped with the first oil inlet 11 and the first oil outlet 12, and the first oil inlet 11 is for being connected to oil pump 20, the first oil inlet
Mouth 11 is connected with the first oil outlet 12.A fuel oil runner, oil pump are formed between first oil inlet 11 and the first oil outlet 12
20 are placed in main fuel tank and rapidly flow towards the fuel oil in main fuel tank to the first oil inlet 11, by the first oil inlet 11 into
Enter to siphon component 1, passes through the first oil outlet 12 after fuel oil and be discharged the engine for being provided in automobile.
The other end of siphon component 1 is equipped with the second oil inlet 13 and the second oil outlet 14, and the second oil inlet 13 is for being connected to
Siphon pipe 30, the second oil inlet 13 are connected with the second oil outlet 14, have jet stream portion 15 in siphon component 1, jet stream portion 15
Large port is connected with the first oil inlet 11, and the portlet in jet stream portion 15 is connected with the second oil outlet 14.Second oil inlet 13
Another fuel oil runner is formd with the second oil outlet 14, siphon component 1 is arranged in main fuel tank, and one end of siphon pipe 30 is connected to
In the second oil inlet 13, the other end of siphon pipe 30 is connected in auxiliary fuel tank, and the cross-sectional area of the large port in jet stream portion 15 is greater than
The cross-sectional area of the portlet in jet stream portion 15.
When oil pump 20 reaches operating pressure, and the flow of the oil pump capacity of the second oil outlet 14 reaches job requirement, pass through
One oil inlet 11 enter to the fuel oil of siphon component 1 partial discharge is flowed to from the large port in jet stream portion 15 it is small to jet stream portion 15
Port, and gone out from the portlet in jet stream portion 15 by jet stream, so that negative-pressure vacuum pressure is generated around fuel oil is discharged, second
Pressure at oil outlet 14 is small, and the pressure at the second oil inlet 13 is greater than the pressure at the second oil outlet 14, to make siphon pipe
Fuel oil in 30 sucking auxiliary fuel tanks enters to the second oil inlet 13, passes through the second oil outlet 14 after fuel oil and is discharged to main fuel tank
It is interior, siphonic effect is generated, so that the fuel oil in auxiliary fuel tank is entered in main fuel tank by the second oil inlet 13 and the second oil outlet 14
It is supplemented, realizes that oil pump 20 is not in suction phenomenon, ensure that the normal operation of automobile, improve electric fuel pump assembly
Security reliability.Meanwhile electric fuel pump assembly is compact-sized, installation and maintenance are convenient.
Wherein, electric fuel pump assembly further includes having flowline 70, and oil pump 20 is connected to the first oil inlet 11 and and siphon
Component 1 is connected, and siphon pipe 30 is connected to the second oil inlet 13 and is connected with siphon component 1, and flowline 70 is connected to first
Oil outlet 12 is simultaneously connected with siphon component 1, and the second oil outlet 14 is arranged in main fuel tank and is connected with main fuel tank.
Electric fuel pump assembly further includes having filter 40, and the both ends of siphon pipe 30 are connected to filter 40 and siphon
Component 1.Filter 40 can be filtered the fuel oil in auxiliary fuel tank when entering in main fuel tank, prevent impurity from entering main fuel tank
It is interior, improve the security and stability of electric fuel pump assembly.
Electric fuel pump assembly further includes having spring 50, and spring 50 is resiliently attached to filter 40.It is realized by spring 50
Floating connection between filter 40 and auxiliary fuel tank prevents bottom friction and the damping of filter 40 and auxiliary fuel tank, improves electricity
The stability of dynamic fuel oil pump assembly.
Electric fuel pump assembly further includes having rubber bushing 60, rubber bushing 60 be sheathed on oil pump 20 and siphon component 1 it
Between, make that there is damping effect between oil pump 20 and siphon component 1 by rubber bushing 60, improves electric fuel pump assembly
Stability.
Siphon component 1 includes diversion pipe 16, goes out oil cap 17 and fuel flow proportioner 18, and the bottom of oil cap 17, which is connected to, out leads
The top of flow tube 16, the first oil inlet 11 and the second oil outlet 14 are located at the bottom of diversion pipe 16, and the first oil outlet 12 is located at
The top of oil cap 17, and it is corresponding between the first oil outlet 12 and the first oil inlet 11, there is cavity 161 in diversion pipe 16, the
One oil inlet 11 and the second oil outlet 14 are connected with cavity 161, and jet stream portion 15 is located at fuel flow proportioner 18, fuel flow proportioner
18 are set in cavity 161.Fuel flow proportioner 18 by fuel oil by jet stream to cavity 161 so that the pressure in cavity 161 becomes smaller
And generate siphonic effect.Siphon component 1 is compact-sized, and processing and fabricating is convenient, and installation and maintenance are convenient.
Siphon component 1 further includes having device head 19, and the second oil inlet 13 is located at device head 19, has connection on diversion pipe 16
Mouth 162, connector 162 is connected with cavity 161, and connector 162 is located at the lower section of fuel flow proportioner 18, and device head 19 connects
It is connected in connector 162 and with diversion pipe 16.The both ends of device head 19 are connected to connector 162 and siphon pipe 30, supply
Upward, the small end mouth down of fuel flow proportioner 18 is simultaneously towards the second oil outlet 14, electric fuel punp for the large port of oil conditioner 18
When in use, the ambient pressure of the portlet of fuel flow proportioner 18 is small for assembly so that the air and fuel oil in siphon pipe 30 all by
The fuel oil that fuel flow proportioner 18 ejects is pulled away, to generate siphonic effect.Structure is simple, convenient for installation and maintenance.
The shape of fuel flow proportioner 18 is funnel-shaped, and the top of fuel flow proportioner 18 is connected with the first oil inlet 11, supplies
The bottom of oil conditioner 18 is equipped with perforation 181, and perforation 181 is connected towards the second oil outlet 14 and with the second oil outlet 14.Combustion
Oil is entered in fuel flow proportioner 18 by the top of fuel flow proportioner 18, is ejected later by perforation 181.
Wherein, it diversion pipe 16 and is welded to each other between oil cap 17 out, device head 19 is welded in diversion pipe 16.Effectively strengthen
The structural strength of fuel-displaced siphoning installation 10, improves the stability of electric fuel pump assembly.
Above disclosures are merely preferred embodiments of the utility model, the utility model cannot be limited with this certainly
Interest field, therefore equivalent variations made according to the claim of the utility model still fall within the scope of the utility model.
Claims (10)
1. a kind of fuel-displaced siphoning installation, which is characterized in that it includes siphon component, one end of the siphon component be equipped with first into
Hydraulic fluid port and the first oil outlet, first oil inlet is for being connected to oil pump, first oil inlet and the first oil outlet phase
Connection, the other end of the siphon component are equipped with the second oil inlet and the second oil outlet, and second oil inlet is for being connected to rainbow
Suction pipe, second oil inlet are connected with second oil outlet, have jet stream portion, the jet stream portion in the siphon component
Large port be connected with first oil inlet, the portlet in the jet stream portion is connected with second oil outlet.
2. fuel-displaced siphoning installation as described in claim 1, which is characterized in that the siphon component includes diversion pipe, fuel feeding
Adjuster and out oil cap, it is described go out oil cap bottom be connected to the top of the diversion pipe, first oil inlet and described the
Two oil outlets are located at the bottom of the diversion pipe, and first oil outlet is located at the top of the oil cap out, and described first goes out
It is corresponding between hydraulic fluid port and first oil inlet, there is cavity, first oil inlet and described second in the diversion pipe
Oil outlet is connected with the cavity, and the jet stream portion is located at the fuel flow proportioner, and the fuel flow proportioner is set to institute
It states in cavity.
3. fuel-displaced siphoning installation as claimed in claim 2, which is characterized in that the siphon component further includes having device head, institute
It states the second oil inlet and is located at described device head, there is connector on the diversion pipe, the connector is connected with the cavity,
And the connector is located at the lower section of the fuel flow proportioner, described device head be connected to the connector and with the diversion pipe
It is connected.
4. fuel-displaced siphoning installation as claimed in claim 3, which is characterized in that described device head is welded in the diversion pipe.
5. fuel-displaced siphoning installation as claimed in claim 2, which is characterized in that the shape of the fuel flow proportioner is funnel-shaped,
The top of the fuel flow proportioner is connected with first oil inlet, and the bottom of the fuel flow proportioner is equipped with perforation, described
Perforation is connected towards second oil outlet and with second oil outlet.
6. fuel-displaced siphoning installation as claimed in claim 2, which is characterized in that the diversion pipe is mutually welded with the oil cap out
It connects.
7. a kind of electric fuel pump assembly, which is characterized in that it includes any one in oil pump, siphon pipe and such as claim 1-6
Fuel-displaced siphoning installation described in, the oil pump is connected to first oil inlet and is connected with the siphon component, described
Siphon pipe is connected to second oil inlet and is connected with the siphon component.
8. electric fuel pump assembly as claimed in claim 7, which is characterized in that the electric fuel pump assembly further includes having
Filter, the both ends of the siphon pipe are connected to the filter and the siphon component.
9. electric fuel pump assembly as claimed in claim 8, which is characterized in that the electric fuel pump assembly further includes having bullet
Spring, the spring are connected to the filter.
10. electric fuel pump assembly as claimed in claim 7, which is characterized in that between the oil pump and the siphon component
It is arranged with rubber bushing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821818691.6U CN208935039U (en) | 2018-11-06 | 2018-11-06 | Fuel-displaced siphoning installation and electric fuel pump assembly comprising it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821818691.6U CN208935039U (en) | 2018-11-06 | 2018-11-06 | Fuel-displaced siphoning installation and electric fuel pump assembly comprising it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208935039U true CN208935039U (en) | 2019-06-04 |
Family
ID=66727065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821818691.6U Active CN208935039U (en) | 2018-11-06 | 2018-11-06 | Fuel-displaced siphoning installation and electric fuel pump assembly comprising it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208935039U (en) |
-
2018
- 2018-11-06 CN CN201821818691.6U patent/CN208935039U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201510957U (en) | Adjustable steam fluidic device | |
| CN109252993B (en) | Gradient self-adaptive diesel engine oil supply system | |
| CN208935039U (en) | Fuel-displaced siphoning installation and electric fuel pump assembly comprising it | |
| JP4061306B2 (en) | Fuel tank | |
| JP7362347B2 (en) | Fuel pump for internal combustion engines | |
| CN208534644U (en) | A kind of logical machine carburetor | |
| CN206299504U (en) | The big efficiency fuel oil pump assembly of low noise | |
| CN109113904B (en) | Diesel oil delivery pump assembly for gradient self-adaptive system | |
| CN201170148Y (en) | Fuel tank of electric control fuel injection engine | |
| CN202914158U (en) | Anti-siphon external sump of engine | |
| CN207064099U (en) | The oil supply mechanism and gasoline engine of a kind of gasoline engine carburetor | |
| CN207145108U (en) | Gs-oil separator, oil supply system and vehicle | |
| CN208918726U (en) | The cup structure of extraction of fuel pump device | |
| CN202560551U (en) | Water inlet pipe of water pump | |
| CN201154744Y (en) | Fuel supply system for motorcycle | |
| CN206694162U (en) | General-purpose engine electric injection system | |
| CN201301808Y (en) | Novel single-stage multi-rotary vane vacuum pump | |
| CN201507375U (en) | Novel jet flow fuel pump assembly | |
| CN213392467U (en) | PWM signal control brushless fuel pump assembly | |
| CN205516653U (en) | Steam and water separator | |
| CN216741795U (en) | Fuel pump assembly of low oil inlet check valve venturi tube | |
| CN206111388U (en) | Can reduce truck air cleaner of flow resistance | |
| CN221002973U (en) | Fuel pump of snowfield motorcycle | |
| CN108533428A (en) | The diesel engine fuel oil pipeline structure of automatic-discharging | |
| CN201599197U (en) | Large-flow combination pump |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |