CN108612800B - Fuel pump with damper - Google Patents
Fuel pump with damper Download PDFInfo
- Publication number
- CN108612800B CN108612800B CN201810723640.3A CN201810723640A CN108612800B CN 108612800 B CN108612800 B CN 108612800B CN 201810723640 A CN201810723640 A CN 201810723640A CN 108612800 B CN108612800 B CN 108612800B
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- CN
- China
- Prior art keywords
- shell
- lantern ring
- fuel pump
- support
- lantern
- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/021—Decoupling of vibrations by means of point-of-contact supports, e.g. ball bearings
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- 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
- F02M37/04—Feeding by means of driven pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a fuel pump with a damping mechanism, which comprises a shell, wherein a pump main body is installed in the shell, two lantern rings are sleeved on the outer side of the shell, two obliquely arranged support legs are welded at the bottom of each lantern ring, one end of each support leg, far away from the lantern ring, is integrally formed with a horizontally arranged support block, a mounting screw hole is formed in the support block, support rods perpendicular to the outer surface of the shell are welded on the outer surface of the shell at equal intervals, and support plates with the same number as the support rods are arranged on the inner side surface of the lantern ring. This fuel pump with damper sheathes the lantern ring in the outside of shell to fixed mounting buffer spring between the lantern ring and shell utilizes buffer spring can cushion and offset the vibrations that the shell produced, has guaranteed the normal work of fuel pump, has prolonged the life of fuel pump, and pin joint cooperation between extension board and the branch can play spacing effect to the shell, prevents that the shell from taking place skew on a large scale, and stability is higher.
Description
Technical Field
The invention relates to the field of automobile accessories, in particular to a fuel pump with a damping mechanism.
Background
Fuel pumps are a term of art in the automotive industry. The fuel injection system is one of basic components of a fuel injection system of an electronic fuel injection automobile, is positioned in a fuel tank of the automobile, a fuel pump works during starting and running of an engine, and if the engine stops and an ignition switch is still in an ON state, a HFM-SFI control module turns off the power supply of the fuel pump so as to avoid accidental ignition. The fuel pump is used for sucking fuel from the fuel tank, pressurizing the fuel and then delivering the fuel to the fuel supply pipe, and the fuel pump is matched with the fuel pressure regulator to establish certain fuel pressure. The fuel pump is composed of an electric motor, a pressure limiter and an inspection valve, wherein the electric motor actually works in fuel in a pump housing, the housing does not have any ignitable substance, the fuel can lubricate and cool the fuel motor, the inspection valve is arranged at an oil outlet, and the pressure limiter is positioned on the pressure side of the pump housing and is provided with a channel leading to an oil inlet.
At present, a fuel pump on an automobile has two mounting modes, one is arranged in an oil tank, the other is fixedly arranged outside the oil tank, and the fuel pump vibrates due to the fact that the fuel pump jolts easily under the influence of road conditions in the driving process of the automobile, so that the stability and the service life of the fuel pump are influenced.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the fuel pump with the damping mechanism, and solves the problems that the damping performance is poor when the fuel pump is installed, and the stability and the service life of the fuel pump are influenced.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a fuel pump with damper, includes the shell, installs the pump main part in the shell, two lantern rings have been sheathe in the outside of shell, and the stabilizer blade that two slants set up is all welded to the bottom of every lantern ring, and the equal integrated into one piece of one end that the lantern ring was kept away from to every stabilizer blade has a piece that the level set up, set up the installation screw on the piece.
The supporting rods perpendicular to the outer surface of the shell are welded on the outer surface of the shell at equal intervals, supporting plates equal to the supporting rods in number are arranged on the inner side face of the lantern ring, one ends, far away from the lantern ring, of the supporting plates are connected with one ends, far away from the outer shell, of the supporting rods through rotating pins, and the buffering springs are welded on the outer surface of the outer shell and the inner surface of the lantern ring at equal intervals in a.
Preferably, the number of the buffer springs is equal to that of the support rods, and the buffer springs and the support rods are arranged in a staggered mode at intervals.
Preferably, the outer surface of the lantern ring is provided with through grooves in a round-corner rectangular shape in an equidistance surrounding mode.
Preferably, the outer surface of the housing is integrally formed with two baffle discs in a die-casting manner, the baffle discs are located between the two lantern rings, and the outer diameters of the baffle discs are larger than those of the lantern rings.
Preferably, the baffle disc is provided with through holes in an equidistant surrounding manner.
Preferably, the shell, the lantern ring and the support legs are all made of aluminum-magnesium alloy.
(III) advantageous effects
The invention has the following beneficial effects: this fuel pump with damper, the lantern ring is sheathe in the outside of shell, and fixed mounting buffer spring between the lantern ring and shell, utilize buffer spring can cushion and offset the vibrations that the shell produced, the normal work of fuel pump has been guaranteed, the life of fuel pump has been prolonged, pin joint cooperation between extension board and the branch, can play spacing effect to the shell, prevent that the shell from taking place skew on a large scale, stability is higher, the fender dish that sets up can carry on spacingly to the lantern ring, logical groove on the lantern ring and the through-hole on the fender dish have made things convenient for gaseous flow, can not influence the heat dissipation of pump main part, utilize the cooperation of installation screw on bolt and the brace piece, can install the lantern ring fixedly, high durability and convenient installation, it is fixed firm simultaneously.
Drawings
FIG. 1 is a right side view of the present invention;
fig. 2 is a front view of the present invention.
In the figure: the pump comprises a support block 1, a support leg 2, a buffer spring 3, a baffle disc 4, a support rod 5, a shell 6, a support plate 7, a through hole 8, a rotating pin 9, a lantern ring 10, a pump body 11 and a through groove 12.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a fuel pump with damper, includes shell 6, installs pump main part 11 in the shell 6, two lantern rings 10 are sheathe in the outside of shell 6, the surface equidistance of the lantern ring 10 is encircleed and is offered logical groove 12 that is the fillet rectangle form, and the stabilizer blade 2 that two slants set up is all welded to the bottom of every lantern ring 10, and the one end homogeneous body shaping that every stabilizer blade 2 kept away from lantern ring 10 has a piece 1 that the level set up, seted up the installation screw on a piece 1, utilize the cooperation of bolt and the installation screw on a piece 1, can install fixedly, simple to operate, it is fixed firm simultaneously.
The utility model discloses a spacing effect of casing 6, including the casing 6, the outer surface of casing 6 is welded rather than mutually perpendicular branch 5 equidistance, and the medial surface of lantern ring 10 is provided with the extension board 7 that equals with branch 5 quantity, the one end that the lantern ring 10 was kept away from to extension board 7 is connected through swivel pin 9 with branch 5 between keeping away from the one end of casing 6, and the pin joint cooperation between extension board 7 and the branch 5 can play spacing effect to casing 6, prevents that casing 6 from taking place skew on a large scale, and stability is higher, and the equidistance between the outer surface of casing 6 and the internal surface of the lantern ring.
The quantity of buffer spring 3 equals with the quantity of branch 5, and the crisscross setting in interval between buffer spring 3 and the branch 5, sheathes lantern ring 10 in the outside of shell 6 to fixed mounting buffer spring 3 between lantern ring 10 and shell 6 utilizes buffer spring 3 can cushion and offset the vibrations that shell 6 produced, has guaranteed the normal work of fuel pump, has prolonged the life of fuel pump.
The integrative die-casting of surface of shell 6 has two to keep off and coils 4, keep off and coil 4 and be located between two lantern rings 10, keep off the external diameter that coils 4 and be greater than the external diameter of lantern ring 10, keep off to coil 4 equidistance and encircle and be equipped with through-hole 8, the fender dish 4 that sets up can carry on spacingly to lantern ring 10, and logical groove 12 on the lantern ring 10 and keep off the through-hole 8 on the dish 4 have made things convenient for gaseous flow, can not influence the heat dissipation of pump main part 11.
The shell 6, the lantern ring 10 and the support legs 2 are all made of aluminum-magnesium alloy, the aluminum-magnesium alloy aluminum plate is mainly made of aluminum, and a small amount of magnesium or other metal materials are doped to enhance the hardness of the aluminum-magnesium alloy aluminum plate. The aluminum alloy with Mg as the main additive element has outstanding heat-conducting property and strength, light weight, low density, good heat dissipation and strong pressure resistance because of good corrosion resistance, also called rust-proof aluminum alloy.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The utility model provides a fuel pump with damper, includes shell (6), installs pump body (11) in shell (6), its characterized in that: two lantern rings (10) are sleeved on the outer side of the shell (6), through grooves (12) which are in a round rectangular shape are formed in the outer surfaces of the lantern rings (10) in an encircling mode at equal intervals, two obliquely arranged support legs (2) are welded to the bottom of each lantern ring (10), one end, away from the lantern rings (10), of each support leg (2) is integrally formed with a horizontally arranged support block (1), and mounting screw holes are formed in the support blocks (1);
supporting rods (5) perpendicular to the outer surface of the shell (6) are welded on the outer surface of the shell at equal intervals, supporting plates (7) with the number equal to that of the supporting rods (5) are arranged on the inner side surface of the lantern ring (10), one ends, far away from the lantern ring (10), of the supporting plates (7) are connected with one ends, far away from the shell (6), of the supporting rods (5) through rotating pins (9), and buffer springs (3) are welded on the outer surface of the shell (6) and the inner surface of the lantern ring (10) at equal intervals in a surrounding mode;
the integrative die-casting of surface of shell (6) has two fender dishes (4), keep off dish (4) and be located between two lantern rings (10), the external diameter that keeps off dish (4) is greater than the external diameter of lantern ring (10), keeps off dish (4) equidistance and encircles and be equipped with through-hole (8).
2. The fuel pump with a damping mechanism of claim 1, wherein: the number of the buffer springs (3) is equal to that of the support rods (5), and the buffer springs (3) and the support rods (5) are arranged in a staggered mode at intervals.
3. The fuel pump with a damping mechanism of claim 1, wherein: the shell (6), the lantern ring (10) and the support legs (2) are all made of aluminum-magnesium alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810723640.3A CN108612800B (en) | 2018-07-04 | 2018-07-04 | Fuel pump with damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810723640.3A CN108612800B (en) | 2018-07-04 | 2018-07-04 | Fuel pump with damper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108612800A CN108612800A (en) | 2018-10-02 |
| CN108612800B true CN108612800B (en) | 2020-05-22 |
Family
ID=63665957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810723640.3A Active CN108612800B (en) | 2018-07-04 | 2018-07-04 | Fuel pump with damper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108612800B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202148972U (en) * | 2011-06-07 | 2012-02-22 | 上海世德子汽车零部件有限公司 | External-hanging-type double-layer damper for electronic injection fuel pump |
| CN202239328U (en) * | 2011-09-15 | 2012-05-30 | 厦门日上金属有限公司 | Wheel spoke punched central hole positioning device |
| CN204984780U (en) * | 2015-07-31 | 2016-01-20 | 陈玉宝 | Antidetonation type straight -flow vacuum pump |
| CN205534597U (en) * | 2016-01-27 | 2016-08-31 | 陈菊芳 | Pipeline supports fastener |
| CN206860326U (en) * | 2017-06-07 | 2018-01-09 | 温州市康松汽车零部件有限公司 | A kind of fuel pump with damping device |
| CN207485577U (en) * | 2017-11-30 | 2018-06-12 | 浙江睿峰电喷系统有限公司 | A kind of low noise and the fuel pump with heat sinking function |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE502183C2 (en) * | 1993-11-30 | 1995-09-11 | Saab Scania Ab | vibration damper |
-
2018
- 2018-07-04 CN CN201810723640.3A patent/CN108612800B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202148972U (en) * | 2011-06-07 | 2012-02-22 | 上海世德子汽车零部件有限公司 | External-hanging-type double-layer damper for electronic injection fuel pump |
| CN202239328U (en) * | 2011-09-15 | 2012-05-30 | 厦门日上金属有限公司 | Wheel spoke punched central hole positioning device |
| CN204984780U (en) * | 2015-07-31 | 2016-01-20 | 陈玉宝 | Antidetonation type straight -flow vacuum pump |
| CN205534597U (en) * | 2016-01-27 | 2016-08-31 | 陈菊芳 | Pipeline supports fastener |
| CN206860326U (en) * | 2017-06-07 | 2018-01-09 | 温州市康松汽车零部件有限公司 | A kind of fuel pump with damping device |
| CN207485577U (en) * | 2017-11-30 | 2018-06-12 | 浙江睿峰电喷系统有限公司 | A kind of low noise and the fuel pump with heat sinking function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108612800A (en) | 2018-10-02 |
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