CN205618351U - Device of making an uproar falls in air -vent valve of fuel pump assembly - Google Patents
Device of making an uproar falls in air -vent valve of fuel pump assembly Download PDFInfo
- Publication number
- CN205618351U CN205618351U CN201620355269.6U CN201620355269U CN205618351U CN 205618351 U CN205618351 U CN 205618351U CN 201620355269 U CN201620355269 U CN 201620355269U CN 205618351 U CN205618351 U CN 205618351U
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- China
- Prior art keywords
- denoising device
- fuel oil
- pressure regulator
- regulator valve
- fuel
- 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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Abstract
The utility model discloses a device of making an uproar falls in air -vent valve of fuel pump assembly, include: the fuel input is connected with the end that produces oil of an air -vent valve, fire the oil output end, be connected with the jet pump, fall the device of making an uproar, follow the fuel input with it is equipped with an at least guiding gutter to fire between the oil output end. The utility model discloses owing to adopted above -mentioned technique, the beneficial effect of production is: fuel in the machine flows to the air -vent valve from the air -vent valve and falls the device of making an uproar, and the device of making an uproar falls in reentrant jet pump, air -vent valve to be played and reduce the fuel and flow through local pressure differential behind the air -vent valve and bubble in can appearing the fuel has fully reduced the vibration and noise that the fuel produced, and behind Z shape guiding gutter, minor betterment fluid vortex state has avoided rapid fluid pressure poor, has reduced the fluid noise, has promoted the customer satisfaction, this technical scheme's simple structure moreover, easy to carry out.
Description
Technical field
This utility model relates to the technical field of Machine Design, particularly relates to the pressure regulation of a kind of fuel oil pump assembly
Valve denoising device.
Background technology
In prior art, the fuel oil pump assembly of integrated pressure regulator valve operationally, when fuel oil flows through pressure regulator valve
Time, owing to pressure regulator valve flowline aperture is little, therefore fuel oil can produce bigger pressure reduction, office in local by flowline
Portion's pressure reduction make fuel oil produce a large amount of bubbles, the fuel oil of band bubble when flowing through jet pump, bubbles burst, produce
Noise.If this noise is not processed, fuel pump overall noise levels can be made to raise, impact visitor
The family satisfaction to car load.
Utility model content
In view of this, the pressure regulator valve denoising device of a kind of fuel oil pump assembly that the utility model proposes, to solve
Certainly in prior art when fuel oil flows through pressure regulator valve, owing to pressure regulator valve flowline aperture is little, therefore fuel oil passes through
Flowline can produce bigger pressure reduction in local, and partial pressure differential makes fuel oil produce a large amount of bubbles, the fuel oil of band bubble
When flowing through jet pump, bubbles burst, produce noise；If this noise is not processed, combustion can be made
Oil pump overall noise levels raises, and affects client's problem to the satisfaction of car load.
For reaching above-mentioned purpose, the technical solution of the utility model is achieved in that
A kind of pressure regulator valve denoising device of fuel oil pump assembly, including:
Fuel oil input, is connected with the oil outlet end of a pressure regulator valve；
Fuel oil outfan, is connected with jet pump；
Denoising device, arranges fuel flow communication pipe between described fuel oil input and described fuel oil outfan
Road, and it is provided with at least one guiding gutter along between described fuel oil input and described fuel oil outfan.
Preferably, this pressure regulator valve denoising device, wherein, described guiding gutter is Z-shaped guiding gutter.
Preferably, this pressure regulator valve denoising device, wherein, described denoising device is arranged three described Z-shaped
Guiding gutter.
Preferably, this pressure regulator valve denoising device, wherein, every described Z-shaped guiding gutter arranges at least one
Individual turning, each described corner arranges the rounded corners that radius is 0.5 millimeter.
Preferably, this pressure regulator valve denoising device, wherein, described denoising device include the first cylinder body and
The the second cylinder body being connected with described first cylinder body, the diameter of described first cylinder body is more than institute
State the diameter of the second cylinder body.
Preferably, this pressure regulator valve denoising device, wherein, and described denoising device height overall 10 millimeters, described
The radius of one cylinder body is 4.4 millimeters, and the height of described first cylinder body is 6 millimeters；Described second
The radius of cylinder body is 3 millimeters, and the height of described second cylinder body is 4 millimeters.
Preferably, this pressure regulator valve denoising device, wherein, three described Z-shaped guiding gutters are parallel to each other and set
Put.
This utility model is owing to have employed above-mentioned technology, and generation provides the benefit that:
When the fuel oil in machine flows out to pressure regulator valve denoising device from pressure regulator valve, enter back into jet pump, pressure regulation
Valve denoising device plays partial pressure differential and can separate out the gas in fuel oil after reduction fuel oil flows through pressure regulator valve
Bubble, sufficiently lower vibration and noise that fuel oil produces, after Z-shaped guiding gutter, minor betterment fluid
Flow-disturbing state, it is to avoid fluid pressure differential drastically, decreases fluid noise, improves customer satisfaction
Degree, and the simple in construction of this technical scheme, it is easy to implement.
Accompanying drawing explanation
The accompanying drawing constituting a part of the present utility model is further appreciated by of the present utility model for providing,
Schematic description and description of the present utility model is used for explaining this utility model, is not intended that this reality
With novel improper restriction.In the accompanying drawings:
Fig. 1 is in preferred embodiment of the present utility model, the pressure regulator valve denoising device of a kind of fuel oil pump assembly
Structural representation；
Fig. 2 is in the preferred embodiment that this use is novel, the pressure regulator valve denoising device of a kind of fuel oil pump assembly
Detailed construction schematic diagram.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, to the technology in this utility model embodiment
Scheme is clearly and completely described, it is clear that described embodiment is only this utility model one
Divide embodiment rather than whole embodiments.Based on the embodiment in this utility model, this area is common
The every other embodiment that technical staff is obtained on the premise of not making creative work, broadly falls into
The scope of this utility model protection.
It should be noted that in the case of not conflicting, in embodiment in this utility model and embodiment
Feature can be mutually combined.
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings, but not as this reality
With novel restriction.
A kind of pressure regulator valve denoising device of fuel oil pump assembly, as it is shown in figure 1, include:
Fuel oil input 21, is connected with the oil outlet end of a pressure regulator valve 1；
Fuel oil outfan 24, is connected with jet pump 3；
Denoising device 2, arranges fuel flow communication pipeline between fuel oil input 21 and fuel oil outfan 24,
And along being provided with at least one guiding gutter 23 between fuel oil input 21 and fuel oil outfan 24.
In preferred embodiment of the present utility model, fuel oil enters above-mentioned noise reduction dress from fuel oil input 21
Put 2, after the guiding gutter 23 in denoising device 2, then export from fuel oil outfan 24.Fill at noise reduction
During putting 2 flow through, minor betterment fluid flow-disturbing state, it is to avoid fluid pressure differential drastically, subtract
Lack fluid noise.
In preferred embodiment of the present utility model, as it is shown in figure 1,
Denoising device 2 is arranged between pressure regulator valve 1 and jet pump 3.
In preferred embodiment of the present utility model, guiding gutter 23 is Z-shaped guiding gutter 23.So arrange
Advantage is that Z-shaped guiding gutter 23 substantially increases fuel oil through out-of-date distance, and local during flowing through
Improve fluid flow-disturbing state, it is to avoid fluid pressure differential drastically, decrease fluid noise.
In preferred embodiment of the present utility model, it is preferred that three Z-shaped guiding gutters 23, and this are set
Article three, Z-shaped guiding gutter 23 is arranged in parallel.The purpose so arranged is to consider in practical situation tune
Pressure valve 1 and the size of jet pump 3, three Z-shaped guiding gutters 23 being parallel to each other can improve pressure regulator valve
The structural stability of denoising device 2, and efficiency of actual is preferable.
In preferred embodiment of the present utility model, every Z-shaped guiding gutter 23 arranges at least one and turns
Angle, each corner falls the fillet of 0.5 millimeter respectively.So arrange and make to drop in actual use
The anti-wear property of device 2 of making an uproar is preferable.
In preferred embodiment of the present utility model, denoising device 2 includes the first cylinder body 22 and with
The second cylinder body 23 that one cylinder body 22 connects, the diameter of the first cylinder body 22 is more than the second cylinder
The diameter of body 23；It is threaded at the edge of the first cylinder body 22 and the second cylinder body 23 and carries out
Connect, use the advantage of thread connecting mode to be so that fuel oil will not produce when by this denoising device 2
Raw oil leakage phenomenon.
In preferred embodiment of the present utility model, described denoising device 2 height overall 10 millimeters, the first cylinder
The radius of body 22 is 4.4 millimeters, and the height of the first cylinder body 22 is 6 millimeters；
The radius of the second cylinder body 23 is 3 millimeters, and the height of the second cylinder body 23 is 4 millimeters.So arrange
Denoising device 2 is made to be easy to coordinate pressure regulator valve 1 and jet pump 3.
This utility model is owing to have employed above-mentioned technology, and generation provides the benefit that:
When the fuel oil in machine flows out to denoising device 2 from pressure regulator valve 1, entering back into jet pump 3, noise reduction fills
Put 2 and play partial pressure differential and the bubble in fuel oil can be separated out, fully after reduction fuel oil flows through pressure regulator valve
Reduce vibration and noise that fuel oil produces, after Z-shaped guiding gutter 23, minor betterment fluid flow-disturbing shape
State, it is to avoid fluid pressure differential drastically, decreases fluid noise, improves CSAT, and
The simple in construction of this technical scheme, it is easy to implement.
In sum, the foregoing is only this utility model preferred embodiment, not thereby limit this reality
With novel embodiment and protection domain, to those skilled in the art, it should can appreciate that
Equivalent done by all utilization this utility model description and diagramatic content and obviously change institute
The scheme obtained, all should be included in protection domain of the present utility model.
Claims (7)
1. the pressure regulator valve denoising device of a fuel oil pump assembly, it is characterised in that including:
Fuel oil input, is connected with the oil outlet end of a pressure regulator valve；
Fuel oil outfan, is connected with jet pump；
Denoising device, arranges fuel flow communication pipe between described fuel oil input and described fuel oil outfan
Road, and it is provided with at least one guiding gutter along between described fuel oil input and described fuel oil outfan.
Pressure regulator valve denoising device the most according to claim 1, it is characterised in that described guiding gutter is Z-shaped
Guiding gutter.
Pressure regulator valve denoising device the most according to claim 2, it is characterised in that set in described denoising device
Put three described Z-shaped guiding gutters.
Pressure regulator valve denoising device the most according to claim 3, it is characterised in that every described Z-shaped water conservancy diversion
Arranging at least one turning on groove, each described corner arranges the rounded corners that radius is 0.5 millimeter.
Pressure regulator valve denoising device the most according to claim 1, it is characterised in that described denoising device includes
First cylinder body and the second cylinder body being connected with described first cylinder body, described first cylinder
The diameter in portion is more than the diameter of described second cylinder body.
Pressure regulator valve denoising device the most according to claim 5, it is characterised in that described denoising device is total
High 10 millimeters, the radius of described first cylinder body is 4.4 millimeters, the height of described first cylinder body
It it is 6 millimeters；The radius of described second cylinder body is 3 millimeters,
The height of described second cylinder body is 4 millimeters.
Pressure regulator valve denoising device the most according to claim 3, it is characterised in that three described Z-shaped water conservancy diversion
Groove is arranged in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620355269.6U CN205618351U (en) | 2016-04-25 | 2016-04-25 | Device of making an uproar falls in air -vent valve of fuel pump assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620355269.6U CN205618351U (en) | 2016-04-25 | 2016-04-25 | Device of making an uproar falls in air -vent valve of fuel pump assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205618351U true CN205618351U (en) | 2016-10-05 |
Family
ID=57028328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620355269.6U Expired - Fee Related CN205618351U (en) | 2016-04-25 | 2016-04-25 | Device of making an uproar falls in air -vent valve of fuel pump assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205618351U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107143445A (en) * | 2017-07-11 | 2017-09-08 | 重庆万力联兴实业(集团)有限公司 | A kind of electric fuel punp pressure regulator valve denoising device |
| CN108799093A (en) * | 2018-07-27 | 2018-11-13 | 温州百德机车部件有限公司 | It is a kind of using ethyl alcohol as the double noise abatement pressure regulator valve of combustion adjuvant |
| CN113550846A (en) * | 2021-07-13 | 2021-10-26 | 一汽奔腾轿车有限公司 | Automobile fuel pump capable of improving NVH performance |
-
2016
- 2016-04-25 CN CN201620355269.6U patent/CN205618351U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107143445A (en) * | 2017-07-11 | 2017-09-08 | 重庆万力联兴实业(集团)有限公司 | A kind of electric fuel punp pressure regulator valve denoising device |
| CN108799093A (en) * | 2018-07-27 | 2018-11-13 | 温州百德机车部件有限公司 | It is a kind of using ethyl alcohol as the double noise abatement pressure regulator valve of combustion adjuvant |
| CN113550846A (en) * | 2021-07-13 | 2021-10-26 | 一汽奔腾轿车有限公司 | Automobile fuel pump capable of improving NVH performance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 201900 Chunhe Road 669, Baoshan District, Shanghai Patentee after: SHANGHAI YINGZHI AUTOMOTIVE PARTS CO.,LTD. Address before: 201900 No. 310 Luo Lu, Shanghai, Baoshan District Patentee before: SHANGHAI YINGZHI AUTOMOTIVE PARTS CO.,LTD. |
|
| CP02 | Change in the address of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161005 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |