CN207278405U - high efficiency fuel pump assembly - Google Patents
high efficiency fuel pump assembly Download PDFInfo
- Publication number
- CN207278405U CN207278405U CN201721205544.7U CN201721205544U CN207278405U CN 207278405 U CN207278405 U CN 207278405U CN 201721205544 U CN201721205544 U CN 201721205544U CN 207278405 U CN207278405 U CN 207278405U
- Authority
- CN
- China
- Prior art keywords
- pump assembly
- shell
- coil
- rotor
- 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.)
- Active
Links
Abstract
The utility model discloses high efficiency fuel pump assembly, including shell, motor, pump assembly and pump head, the outer surface of the shell is equipped with hold-down support, the hold-down support is fixedly connected with shell, the motor includes coil fixing support, coil, rotor and controller, the rotor is located at the center of coil, the center of the rotor is equipped with petroleum pipeline, the pump assembly is located at the bottom of shell, the motor is located at the upper end of pump assembly, the pump head is located at the top of shell and is fixedly connected with shell, the upper end of the pump head is equipped with oil outlet, check valve is equipped with the oil outlet, the side wall of the pump head is equipped with oil return pipe, the oil return pipe is connected with oil inlet.Drive rotor to rotate by being equipped with coil in body, avoid the problem that the carbon brush electric motor production time causes motor ages after, improve the service life of motor, brushless electric machine has the rotating speed of higher, makes fuel flow quicker, improve the work efficiency of fuel pump.
Description
Technical field
Technical field of automobile accessories is the utility model is related to, is specially high efficiency fuel pump assembly.
Background technology
Fuel pump for motor vehicle is one of basic composition of electro jet car fuel injection system, and effect is from fuel tank fuel oil
It is transported to after middle sucking-off, pressurization in fuel feed pump, and certain fuel pressure is established in fuel pressure regulator cooperation.
At present, the fuel pump of in the market uses carbon brush electric motor mostly, and after working long hours, carbon brush is easy to wear, reduces combustion
The service life of oil pump, carbon brush electric motor rotating speed is slower, and fuel flow pressure is smaller, reduces the work efficiency of fuel pump.
Utility model content
The purpose of this utility model is to provide high efficiency fuel pump assembly, drives rotor to turn by being equipped with coil in body
It is dynamic, avoid the problem that the carbon brush electric motor production time causes motor ages after, improve the service life of motor, brushless electric machine tool
There is the rotating speed of higher, make fuel flow quicker, improve the work efficiency of fuel pump.
To achieve the above object, the utility model provides following technical solution：High efficiency fuel pump assembly, including shell, electricity
Machine, pump assembly and pump head, the outer surface of the shell are equipped with hold-down support, and the hold-down support is fixedly connected with shell, institute
Stating motor includes coil fixing support, coil, rotor and controller, and the rotor is located at the center of coil, in the rotor
The heart is equipped with petroleum pipeline, and the pump assembly is located at the bottom of shell, and the motor is located at the upper end of pump assembly, the pump head position
It is fixedly connected in the top of shell and with shell, the upper end of the pump head is equipped with oil outlet, and check valve is equipped with the oil outlet,
The side wall of the pump head is equipped with oil return pipe, and the oil return pipe is connected with oil inlet, is equipped with safety valve in the oil return pipe, states shell
Lower end be equipped with oil inlet, is equipped with filter screen in the oil inlet, the surface of the pump head is equipped with electrode column.
Preferably, the pump assembly upper end is fixedly connected with motor output end, is set between the pump assembly and rotor
There is graphite bearing.
Preferably, the coil is fixed on the surface of coil fixing support, and top and the coil fixing support of the rotor rotate
Connection, states the surface that controller is located at coil fixing support, the controller is connected with coil.
Preferably, the hold-down support surface is equipped with mounting hole, and the mounting hole is uniformly distributed the surface with hold-down support.
Preferably, the motor column includes positive electricity column and negative electricity column, and the motor column is fixedly connected with controller, institute
The surface for stating motor column is equipped with protective case.
Compared with prior art, the beneficial effects of the utility model are as follows：
1st, the utility model drives rotor to rotate by being equipped with coil in body, after avoiding carbon brush electric motor production time use
The problem of causing motor ages, improves the service life of motor, and brushless electric machine has the rotating speed of higher, makes fuel flow more
Quickly, the work efficiency of fuel pump is improved.
2nd, the utility model oil return pipe and is furnished with safety valve by being equipped with the side wall of pump head, makes oil circuit high compression ignition when blocking
Oil, which is back to oil inlet, prevents oil circuit from causing to damage to oil circuit.
Brief description of the drawings
Fig. 1 faces cross-sectional view for the utility model fuel pump；
Fig. 2 is the utility model fuel pump backsight structural representation.
In figure：1- shells, 11- oil inlets, 2- motors, 21- coil fixing supports, 22- coils, 23- rotors, 24- controllers,
25- graphite bearings, 3- pump assemblies, 4- pump heads, 41- oil outlets, 42- check valves, 43- oil return pipes, 44- safety valves, 45- electrodes
Column, 451- positive electricity poles, 452- negative electricity poles, 453- protective cases, 5- hold-down supports, 51- mounting holes, 6- petroleum pipelines, 7- filterings
Net.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe.
- 2 are please referred to Fig.1, the utility model provides a kind of technical solution：High efficiency fuel pump assembly, including shell 1, motor
2nd, pump assembly 3 and pump head 4, the outer surface of the shell 1 are equipped with hold-down support 5, and the hold-down support 5 is fixed with shell 1 to be connected
Connect, the motor 2 includes coil fixing support 21, coil 22, rotor 23 and controller 24, and the rotor 23 is located in coil 22
At the heart, the center of the rotor 23 is equipped with petroleum pipeline 6, and the pump assembly 3 is located at the bottom of shell 1, and the motor 2 is positioned at pump
The upper end of body component 3, the pump head 4 are located at the top of shell 1 and are fixedly connected with shell 1, and the upper end of the pump head 4 is equipped with out
Hydraulic fluid port 41, is equipped with check valve 42 in the oil outlet 41, and the side wall of the pump head 4 is equipped with oil return pipe 43, the oil return pipe 43 and
Oil inlet 11 connects, and is equipped with safety valve 44 in the oil return pipe 43, the lower end for stating shell 1 is equipped with oil inlet 11, the oil inlet
Filter screen 7 is equipped with 11, the surface of the pump head 4 is equipped with electrode column 45.
3 upper end of pump assembly is fixedly connected with 2 output terminal of motor, is equipped between the pump assembly 3 and rotor 23
Graphite bearing 25, the service life for improving fuel pump by being equipped with graphite bearing between pump assembly and motor.
The coil 22 is fixed on the surface of coil fixing support 21, and top and the coil fixing support 21 of the rotor 23 rotate
Connection, states the surface that controller 24 is located at coil fixing support 21, the controller 24 is connected with coil 22, by using controller
Electric current in control coil, easy to control the rotation of rotor.
5 surface of hold-down support is equipped with mounting hole 51, and the mounting hole 51 is uniformly distributed the surface with hold-down support 5,
By being equipped with mounting hole on the surface of hold-down support, easy to which fuel pump to be fixed on to the surface of automobile, fixed convenience is improved.
The electrode column 45 includes positive electricity pole 451 and negative electricity pole 452, and the electrode column 45 is fixed with controller 24 to be connected
Connect, the surface of the electrode column 45 is equipped with protective case 453, by being equipped with protective case on the surface of electrode column, easy to electrode column
Protected, prevent from leaking electricity.
Operation principle：When the utility model is used, vehicle power supply is connected with electrode column 45, controller 24 is set to be powered,
So as to the electric current in control coil 22, rotor 23 is driven to rotate, rotor 23 drives pump assembly 3 to rotate, by fuel oil from oil inlet
11, by 7 suction pump body of filter screen, being imported by the petroleum pipeline 6 at 23 center of rotor in oil outlet 41, stop work in fuel pump
When making, check valve 42, which is closed, prevents fuel flow returns, keeps the pressure in oil circuit, when oil circuit blocks, fuel oil passes through safety
Valve 44 is flowed out in oil return pipe 43, and fuel oil flows back in oil inlet 11 again, prevents high pressure fuel from causing to damage to oil pipe.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the present invention, although ginseng
The utility model is described in detail according to previous embodiment, for those skilled in the art, it still can be with
Modify to the technical solution described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic.It is all
Within the spirit and principles of the present invention, any modification, equivalent replacement, improvement and so on, should be included in this practicality
Within new protection domain.
Claims (5)
1. high efficiency fuel pump assembly, including shell（1）, motor（2）, pump assembly（3）And pump head（4）, it is characterised in that：It is described
Shell（1）Outer surface be equipped with hold-down support（5）, the hold-down support（5）With shell（1）It is fixedly connected, the motor（2）Bag
Include coil fixing support（21）, coil（22）, rotor（23）And controller（24）, the rotor（23）Positioned at coil（22）Center
Place, the rotor（23）Center be equipped with petroleum pipeline（6）, the pump assembly（3）Positioned at shell（1）Bottom, the motor
（2）Positioned at pump assembly（3）Upper end, the pump head（4）Positioned at shell（1）Top and and shell（1）It is fixedly connected, it is described
Pump head（4）Upper end be equipped with oil outlet（41）, the oil outlet（41）It is interior to be equipped with check valve（42）, the pump head（4）Side wall
Equipped with oil return pipe（43）, the oil return pipe（43）With oil inlet（11）Connection, the oil return pipe（43）It is interior to be equipped with safety valve（44）,
State shell（1）Lower end be equipped with oil inlet（11）, the oil inlet（11）It is interior to be equipped with filter screen（7）, the pump head（4）Surface
Equipped with electrode column（45）.
2. high efficiency fuel pump assembly according to claim 1, it is characterised in that：The pump assembly（3）Upper end and motor
（2）Output terminal is fixedly connected, the pump assembly（3）With rotor（23）Between be equipped with graphite bearing（25）.
3. high efficiency fuel pump assembly according to claim 1, it is characterised in that：The coil（22）Coil is fixed on to fix
Frame（21）Surface, the rotor（23）Top and coil fixing support（21）Rotation connection, states controller（24）Positioned at coil
Fixed frame（21）Surface, the controller（24）With coil（22）Connection.
4. high efficiency fuel pump assembly according to claim 1, it is characterised in that：The hold-down support（5）Surface is equipped with solid
Determine hole（51）, the mounting hole（51）It is uniformly distributed and hold-down support（5）Surface.
5. high efficiency fuel pump assembly according to claim 1, it is characterised in that：The electrode column（45）Including positive electricity pole
（451）With negative electricity pole（452）, the electrode column（45）With controller（24）It is fixedly connected, the electrode column（45）Surface
Equipped with protective case（453）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721205544.7U CN207278405U (en) | 2017-09-20 | 2017-09-20 | high efficiency fuel pump assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721205544.7U CN207278405U (en) | 2017-09-20 | 2017-09-20 | high efficiency fuel pump assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207278405U true CN207278405U (en) | 2018-04-27 |
Family
ID=61982497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721205544.7U Active CN207278405U (en) | 2017-09-20 | 2017-09-20 | high efficiency fuel pump assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207278405U (en) |
-
2017
- 2017-09-20 CN CN201721205544.7U patent/CN207278405U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202628254U (en) | Cooling device for engine turbocharger and intercooler | |
| WO2020248595A1 (en) | Electric centrifugal pump | |
| CN207278405U (en) | high efficiency fuel pump assembly | |
| CN102434424B (en) | Spiral rod oil distribution energy storage plunger pump | |
| CN103216451A (en) | Water-power-driving centrifugal pump | |
| CN207892849U (en) | Liquid energy recovered water pump and its liquid energy recovery system | |
| CN201284720Y (en) | Hydraulic turbine of hydrodynamic fan | |
| CN204212886U (en) | With the two-stage supercharging electric fuel punp of side direction oil inlet passage | |
| CN207470373U (en) | A kind of hot wind lubricating oil pump | |
| CN202520452U (en) | Fuel oil pump core used for automobile direct injection engine | |
| CN103375325A (en) | Pneumatic water driving power machine | |
| CN207634294U (en) | A kind of external three screw pump | |
| CN203348105U (en) | Solar energy permanent magnetic high-efficiency brushless direct current water pump | |
| CN201428617Y (en) | Highly-effective self priming pump | |
| CN207483274U (en) | A kind of full electric control hydraulic device of electri forklift | |
| CN204921443U (en) | Submersible pump for well use | |
| CN204226220U (en) | Double suction canned motorpump | |
| CN108087288A (en) | A kind of liquid energy recovered water pump and its liquid energy recovery system | |
| CN202176508U (en) | Booster pump for electric automobile | |
| CN201763478U (en) | Intelligent turbine fuel pump | |
| CN203175999U (en) | Circulation cooling pump | |
| CN201535264U (en) | Canned motor pump with check valve at water outlet | |
| CN205277652U (en) | Novel fuel pump | |
| CN201013494Y (en) | Electric fuel pump with fluid jet device | |
| CN201636078U (en) | Water pump |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |