CN102434341A - Fuel pump bracket structure and assembling method thereof - Google Patents
Fuel pump bracket structure and assembling method thereof Download PDFInfo
- Publication number
- CN102434341A CN102434341A CN2011104153591A CN201110415359A CN102434341A CN 102434341 A CN102434341 A CN 102434341A CN 2011104153591 A CN2011104153591 A CN 2011104153591A CN 201110415359 A CN201110415359 A CN 201110415359A CN 102434341 A CN102434341 A CN 102434341A
- Authority
- CN
- China
- Prior art keywords
- carriage
- electric fuel
- oil pump
- bracket
- fuel punp
- 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.)
- Granted
Links
Images
Landscapes
- Fuel-Injection Apparatus (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
- Details Of Reciprocating Pumps (AREA)
Abstract
The invention discloses a fuel pump bracket structure and an assembling method thereof. An electric fuel pump is arranged inside a bracket and is fixed with the bracket through a lock clamp, a V-shaped thread jamming slot is arranged on the bracket, a wire harness of a liquid level sensor is arranged in the V-shaped thread jamming slot, the fuel pump bracket structure is matched with an fuel storage battery through a T-shaped elastic buckle on the bracket and fixed in the fuel storage barrel, an fuel suction hole of the electric fuel pump is mutually matched with the bracket, Y-shaped buckle structures on the brackets are mutually alternated on the circumference direction, outwards push force of the buckles generates an outwards elastic deformation, so that the electric fuel pump is prevented from dropping from the bracket; and an S-shaped rib is arranged on the bracket and ensures that the bracket generates an axial restraint force to the electric fuel pump. The invention has the advantages of optimizing the structure of fixing a small electric fuel pump, reducing product cost, solving the problem of assembly of the fuel pump bracket with the fuel storage barrel and the small electric fuel pump, and the problem of interference of the wire harness of the liquid level sensor and a floater rod, reducing the risk of damaging the electric fuel pump in an assembling process, and improving the noise state of a vehicle fuel supply system.
Description
Technical field
The present invention relates to a kind of fuel supplying device and assembly method thereof of engine automobile, particularly be installed in little oil pump carrier structure of oil feeding device for vehicle and assembly method thereof in the fuel tank.
Background technique
At present, the oil pump carrier of oil feeding device for vehicle generally is designed to single part.But generally, being connected of oil pump carrier and electric fuel punp need to increase in addition auxiliary fastenings (like metal ring etc.), or the auxiliary fastenings of structure that connects through carriage up and down, to help to increase the reliability that cooperates.Owing to increased auxiliary component, thereby the cost of product increases.
At present, the noise of car load is more and more paid close attention to, the requirement of automobile fuel supply device noise quality is also constantly being improved.Existing technology is excessive because of the not enough rigidity of oil pump carrier structural elasticity, and vibration damping, shock attenuation result are not good when system works, lack the effective protection to electric fuel punp, and the noise state of automobile fuel supply device is relatively poor.
Electric fuel punp radially with axial constraint, cause rigidity positive pressure and frictional force between oil pump carrier and electric fuel punp to strengthen, and have the risk of damage electric fuel punp in the assembly process.
Wire harness is through behind the long-time immersion oil, and trend changes, and wire harness and liquid level sensor interfere, and cause oil level instrument misregister.
For the ease of relatively, below introduce the Placement of existing technology oil pump carrier and electric fuel punp.
Referring to Fig. 5, the inlet port of the electric fuel punp of existing technology 1 docks with the filler opening of oil pump carrier each other.Reliable in order to connect, the auxiliary fastenings metal collar is used for increasing the magnitude of interference of this cooperation place.
In the production assembly process, earlier the metallic sheath ring set is lived the filler opening (matching relationship between the two can referring to Fig. 5) of oil pump carrier, then electric fuel punp is pressed downward to oil pump carrier from the top of oil pump carrier.Because the effect of holding tightly that the magnitude of interference that the metal collar provides produces, the inlet port of electric fuel punp receives bigger drag effect when being pressed into the filler opening of oil pump carrier, and assembling is difficulty comparatively, and the risk of the inlet port structure of damage electric fuel punp is arranged.The inlet port of electric fuel punp is radially fixed in the metal collar and oil pump carrier acting in conjunction.This place is the rigidity interference fit, and the radial rigidity positive pressure is big, thereby bigger rigidity frictional force (this frictional force is the axial constraint power of oil pump carrier to electric fuel punp) can be provided.Oil pump carrier is all provided by the frictional force at this place the axial constraint of electric fuel punp basically.This shows, must guarantee have reliable and stable frictional force at this place, this just existing technology have to increase the reason of the auxiliary fastenings metal collar.Owing to increased the part metal collar, product cost increases.
Referring to Fig. 6, the structural rigidity of the oil pump carrier of existing technology 2 is big, and particularly axial elasticity is very little, and vibration damping, absorbing poor-performing are therefore not enough to the protection of electric fuel punp, also is unfavorable for reducing the noise of electric fuel oil pump work.
Summary of the invention
Technical problem to be solved by this invention provides a kind of oil pump carrier structure, and it can optimize fixing little electric fuel oil pump structure, reduces product cost, solves the oil pump carrier and the little electric fuel punp assembly problem of band oil-storing barrel.
In order to solve above technical problem, the invention provides a kind of oil pump carrier structure; Electric fuel punp is installed in the inside of carriage, and electric fuel punp and carriage are fixed through locker; " V " shape line clamping slot is arranged on the carriage, and the wire harness of liquid level sensor is installed on " V " shape line clamping slot place; Whole oil pump carrier structure matches with oil-storing barrel through " T " shape snap-on on the carriage, is fixed in the oil-storing barrel; The inlet port and the carriage of electric fuel punp cooperatively interact; " Y " shape buckle structure each interval is in a circumferential direction arranged on the carriage, and the outside thrust of buckle produces outside resiliently deformable, and the wire harness of oil pump is installed on the recess of " Y " shape buckle; " S " muscle is arranged on the carriage, and said " S " muscle makes carriage produce axial constraint power to electric fuel punp.
Beneficial effect of the present invention is: optimize fixing little electric fuel oil pump structure, reduce product cost; Solve the oil pump carrier and the little electric fuel punp assembly problem of band oil-storing barrel, liquid level sensor wire harness and float lever interference problem reduce the risk of damaging electric fuel punp in the assembly process; Improve the noise state of oil supply system for vehicle.
Said " T " shape snap-on is three, is distributed in each interval on the carriage circumferencial direction.
Said " Y " shape buckle structure is four.
Said " S " muscle is three, is distributed in each interval on the carriage circumferencial direction.
The present invention also provides the assembly method of above-mentioned oil pump carrier structure, may further comprise the steps:
At first, electric fuel punp and carriage are assembled, the inlet port of electric fuel punp is pressed into the filler opening of bottom bracket;
Then; Electric fuel punp and carriage are fixed through locker; Whole oil pump carrier structure matches with oil-storing barrel through " T " shape snap-on on the carriage, is fixed in the oil-storing barrel 1, and the Elastic buckle structure of carriage 3 produces certain deformation in assembly process; Electric fuel punp 2 is snapped in the carriage 3, and " S " muscle on the carriage makes carriage produce axial constraint power to electric fuel punp.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the present invention is done further explain.
Fig. 1 is a present technique automobile fuel supply device External view.
Fig. 2 is a present technique automobile fuel supply device section of structure.It illustrates oil pump carrier and the mounting point of electric fuel punp in automobile fuel supply device.
Fig. 3 is the assembling interface of present technique electric fuel punp, carriage and locker, and it illustrates these three parts structure relevant with assembling.
Fig. 4 is present technique oil pump carrier, oil-storing barrel, wire harness, electric fuel punp and locker erection drawing.
Fig. 5 is the state after existing technology 1 oil pump carrier and the electric fuel punp assembling.
Fig. 6 is the state after existing technology 2 oil pump carriers and the electric fuel punp assembling.
Description of reference numerals among the figure:
1, oil-storing barrel, 2, electric fuel punp, 3, carriage, 3a, bracket, 3b, bottom bracket; 4, locker, 5, wire harness, 6, bellows, 7, pressure regulator valve; 8, prefilter, 9, " V " shape line clamping slot, 10, " Y " shape buckle, 11, " S " muscle; 12, the inlet port of electric fuel punp, 13, the filler opening of carriage, 14, the metal collar, 15, oil pump carrier and the metal collar fitting surface of interference fit each other; 16, the buckle of bracket, 17, the elasticity window structure of bottom bracket, 18, " T " shape snap-on of bracket, 19, the circlip structure of bracket.
Embodiment
The invention provides the fixedly organization plan of electric fuel punp of the little oil pump carrier of a kind of oil feeding device for vehicle; This scheme mainly solves the problem of the following aspects: the carrier structure that designs little oil pump band oil-storing barrel (30 millimeters of diameters); Optimize fixing little electric fuel oil pump structure, reduce product cost; Solve the oil pump carrier and the little electric fuel punp assembly problem of band oil-storing barrel, wire harness and liquid level sensor interference problem reduce the risk of damaging electric fuel punp in the assembly process; Improve the noise state of automobile fuel supply device.
Technological scheme according to the invention relates generally to the following component of automobile fuel supply device: oil pump carrier, oil-storing barrel, electric fuel punp, locker, wire harness.
Technological scheme oil pump carrier according to the invention is radially provided by locker and this body structure with axial constraint electric fuel punp jointly.
The clip structure on oil pump carrier top has elasticity preferably, lower rigidity.This structure applies downward elastic force in the upper end of electric fuel punp to electric fuel punp, and locker is fixed electric fuel punp, to the axial constraint power of electric fuel punp.
The suitable magnitude of interference of design between oil pump carrier and the electric fuel punp, both power that is fitted to each other is moderate, is convenient to the two mutual assembling." S " muscle structure of carriage can provide the certain elastic deformation amount; In the production assembly process, can compensate build-up tolerance and gap; When whole automobile fuel supply device is worked, play vibration damping, absorbing effect, in the protection electric fuel punp, can reduce the noise of oil pump work.
Wire harness and oil pump carrier are fixed, and avoid wire harness and liquid level sensor assembly to interfere the problem of bringing.
Use technology according to the invention, realized the function of electric fuel punp and oil-storing barrel assembling, pushed little oil pump on little shape car to from the motorcycle utilization; Reduce product cost; " S " muscle elastic structure that carriage adopts has improved the production assembly process process of product well; Have excellent vibration damping, shock sucking function; Avoid wire harness and liquid level sensor assembly to interfere the complaint of bringing.The effect of protection electric fuel punp is arranged, can improve the noise state of automobile fuel supply device simultaneously.
At first combine accompanying drawing that present technique is done further detailed explanation below.
As shown in Figure 2; Electric fuel punp 2 is installed in the inside of carriage 3; Locker 4 is fixing with carriage 3 electric fuel punp 2; Wire harness 5 is installed on carriage 3 " V " shape line clamping slot place (referring to Fig. 4), and whole oil pump carrier structure matches with oil-storing barrel through three the T shape snap-ons (referring to Fig. 4) on the carriage 3, is fixed in the oil-storing barrel 1.
The inlet port of the electric fuel punp 2 among Fig. 3 and the filler opening of carriage 3 are each other to joining.Four of carriage 3 " Y " shape buckle structures each interval in a circumferential direction among Fig. 3, the outside thrust of buckle can produce outside resiliently deformable in the assembly process; " S " muscle of carriage 3 and T shape snap-on have elasticity preferably, suitable rigidity among Fig. 4, on short transverse, can produce certain elastic deformation, and this energy of deformation provides certain elastic pressure.
In the production assembly process, earlier electric fuel punp 2 and carriage 3 are assembled (inlet port of electric fuel punp 2 is pressed into the filler opening of bottom bracket 3, can referring to Fig. 3).Then, locker 4 is fixing with carriage 3 electric fuel punp 2, and whole oil pump carrier structure matches with oil-storing barrel through three " T " shape snap-ons on the carriage 3, is fixed in the oil-storing barrel 1, referring to Fig. 4.The Elastic buckle structure of carriage 3 can produce certain deformation in assembly process, thereby compensation build-up tolerance and gap help electric fuel punp 2 and snap in smoothly in the carriage 3, and this has just greatly improved assembly process process; The structural elasticity power of " S " muscle is the axial constraint power of carrier structure to electric fuel punp 2.Because structural elasticity is better, therefore when work, vibration damping, shock sucking function are arranged, can protect the noise of electric fuel punp and the work of reduction oil pump.
The present invention is not limited to the mode of execution that preceding text are discussed.More than the description of embodiment is intended in order to describe and explain the technological scheme that the present invention relates to.Based on the conspicuous conversion of the present invention enlightenment or substitute and also should be considered to fall into protection scope of the present invention.Above embodiment is used for disclosing best implementation methods of the present invention, so that those of ordinary skill in the art can use numerous embodiments of the present invention and multiple alternative reaches the object of the invention.
Claims (8)
1. oil pump carrier structure; It is characterized in that,
Electric fuel punp is installed in the inside of carriage, and electric fuel punp and carriage are fixed through locker;
" V " shape line clamping slot is arranged on the carriage, and the wire harness of liquid level sensor is installed on " V " shape line clamping slot place;
Whole oil pump carrier structure matches with oil-storing barrel through " T " shape snap-on on the carriage, is fixed in the oil-storing barrel;
The inlet port and the carriage of electric fuel punp cooperatively interact;
" Y " shape buckle structure each interval is in a circumferential direction arranged on the carriage, and the outside thrust of buckle produces outside resiliently deformable;
" S " muscle is arranged on the carriage, and said " S " muscle makes carriage produce axial constraint power to electric fuel punp.
2. oil pump carrier structure as claimed in claim 1 is characterized in that, said " T " shape snap-on is three, is distributed in each interval on the carriage circumferencial direction.
3. oil pump carrier structure as claimed in claim 1 is characterized in that, said " Y " shape buckle structure is four.
4. oil pump carrier structure as claimed in claim 1 is characterized in that, said " S " muscle is three, is distributed in each interval on the carriage circumferencial direction.
5. the assembly method of oil pump carrier structure as claimed in claim 1 is characterized in that, may further comprise the steps:
At first, electric fuel punp and carriage are assembled, the inlet port of electric fuel punp is pressed into the filler opening of bottom bracket;
Then; Electric fuel punp and carriage are fixed through locker; Whole oil pump carrier structure matches with oil-storing barrel through " T " shape snap-on on the carriage, is fixed in the oil-storing barrel 1, and the Elastic buckle structure of carriage 3 produces certain deformation in assembly process; Electric fuel punp 2 is snapped in the carriage 3, and " S " muscle on the carriage makes carriage produce axial constraint power to electric fuel punp.
6. the assembly method of oil pump carrier structure as claimed in claim 5 is characterized in that, said " T " shape snap-on is three, is distributed in each interval on the carriage circumferencial direction.
7. the assembly method of oil pump carrier structure as claimed in claim 5 is characterized in that, said " Y " shape buckle structure is four.
8. the assembly method of oil pump carrier structure as claimed in claim 5 is characterized in that, said " S " muscle is three, is distributed in each interval on the carriage circumferencial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110415359.1A CN102434341B (en) | 2011-12-13 | 2011-12-13 | Fuel pump bracket structure and assembling method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110415359.1A CN102434341B (en) | 2011-12-13 | 2011-12-13 | Fuel pump bracket structure and assembling method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102434341A true CN102434341A (en) | 2012-05-02 |
| CN102434341B CN102434341B (en) | 2014-03-26 |
Family
ID=45982630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110415359.1A Active CN102434341B (en) | 2011-12-13 | 2011-12-13 | Fuel pump bracket structure and assembling method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102434341B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102953880A (en) * | 2012-11-22 | 2013-03-06 | 无锡惠山泵业有限公司 | Oil pump bracket |
| CN103726962A (en) * | 2013-12-13 | 2014-04-16 | 联合汽车电子有限公司 | Oil pump rack assembly |
| CN107363535A (en) * | 2017-08-10 | 2017-11-21 | 广西淞森车用部件有限公司 | The ring flange of electric fuel punp and the assembling device of oil storage tub assembly and assembly method |
| CN112539124A (en) * | 2020-12-04 | 2021-03-23 | 重庆万力联兴实业(集团)有限公司 | Automobile-used fuel pump support assembly |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1145104A (en) * | 1995-02-03 | 1997-03-12 | 日本电装株式会社 | Fuel supply device |
| US20020017281A1 (en) * | 1999-04-28 | 2002-02-14 | Crary Lynwood F. | Vent and rollover valve and fuel pump module |
| CN201457031U (en) * | 2009-09-04 | 2010-05-12 | 联合汽车电子有限公司 | Oil pump bracket |
| CN101830165A (en) * | 2009-09-04 | 2010-09-15 | 联合汽车电子有限公司 | Electric fuel pump bracket and assembling method |
| CN202391624U (en) * | 2011-12-13 | 2012-08-22 | 联合汽车电子有限公司 | Fuel oil pump bracket structure |
-
2011
- 2011-12-13 CN CN201110415359.1A patent/CN102434341B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1145104A (en) * | 1995-02-03 | 1997-03-12 | 日本电装株式会社 | Fuel supply device |
| US20020017281A1 (en) * | 1999-04-28 | 2002-02-14 | Crary Lynwood F. | Vent and rollover valve and fuel pump module |
| CN201457031U (en) * | 2009-09-04 | 2010-05-12 | 联合汽车电子有限公司 | Oil pump bracket |
| CN101830165A (en) * | 2009-09-04 | 2010-09-15 | 联合汽车电子有限公司 | Electric fuel pump bracket and assembling method |
| CN202391624U (en) * | 2011-12-13 | 2012-08-22 | 联合汽车电子有限公司 | Fuel oil pump bracket structure |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102953880A (en) * | 2012-11-22 | 2013-03-06 | 无锡惠山泵业有限公司 | Oil pump bracket |
| CN103726962A (en) * | 2013-12-13 | 2014-04-16 | 联合汽车电子有限公司 | Oil pump rack assembly |
| CN103726962B (en) * | 2013-12-13 | 2017-03-22 | 联合汽车电子有限公司 | Oil pump rack assembly |
| CN107363535A (en) * | 2017-08-10 | 2017-11-21 | 广西淞森车用部件有限公司 | The ring flange of electric fuel punp and the assembling device of oil storage tub assembly and assembly method |
| CN107363535B (en) * | 2017-08-10 | 2023-05-05 | 广西淞森车用部件有限公司 | Device and method for assembling flange plate and oil storage barrel component of electric fuel pump |
| CN112539124A (en) * | 2020-12-04 | 2021-03-23 | 重庆万力联兴实业(集团)有限公司 | Automobile-used fuel pump support assembly |
| CN112539124B (en) * | 2020-12-04 | 2022-03-11 | 重庆万力联兴实业(集团)有限公司 | Automobile-used fuel pump support assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102434341B (en) | 2014-03-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102434341B (en) | Fuel pump bracket structure and assembling method thereof | |
| CN202391624U (en) | Fuel oil pump bracket structure | |
| CN201568176U (en) | Bracket of electric fuel oil pump | |
| CN202911533U (en) | Radiator suspension assembly | |
| CN101830165B (en) | Electric fuel pump bracket and assembling method | |
| CN102927373B (en) | A kind of combined pipe clamp assembly and assembly method thereof | |
| CN210191161U (en) | Fuel tank fixing structure and diesel vehicle applying same | |
| CN101832206B (en) | Oil pump bracket | |
| CN213007609U (en) | Automobile oil filling pipe | |
| CN201457031U (en) | Oil pump bracket | |
| CN210948829U (en) | Simple valve body structure for chain injection valve | |
| CN212289713U (en) | Automobile storage battery cable support assembly | |
| CN205573618U (en) | After treatment system sectional shelf -unit | |
| CN205026216U (en) | From taking spacing multifunctional support | |
| CN209743051U (en) | Assembly structure of engine cylinder cover and cylinder body | |
| CN216408112U (en) | Thermal power plant return bend seals safe combination spare | |
| CN201703245U (en) | Metal fuel pipe assembly mounting structure of automobile fuel system | |
| CN217197770U (en) | Automobile fuel pipe clamp | |
| CN202098496U (en) | Mounting structure for front panel and wind shield of motorcycle | |
| CN204627812U (en) | Automobile fuel pump oil sump assembly | |
| CN203254958U (en) | Radiator support | |
| CN204627817U (en) | Automobile fuel pump oil sump | |
| CN217730598U (en) | Novel automobile spoiler | |
| CN213831896U (en) | Novel passenger car oil tank sight window cover | |
| CN209617124U (en) | Electric vacuum pump bracket suitable for electric car |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |