CN204646485U - A kind of vitta structure and automobile - Google Patents
A kind of vitta structure and automobile Download PDFInfo
- Publication number
- CN204646485U CN204646485U CN201520139253.7U CN201520139253U CN204646485U CN 204646485 U CN204646485 U CN 204646485U CN 201520139253 U CN201520139253 U CN 201520139253U CN 204646485 U CN204646485 U CN 204646485U
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- China
- Prior art keywords
- cavity
- inlet pipe
- outlet tube
- dividing plate
- oil inlet
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- Expired - Fee Related
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Abstract
The utility model provides a kind of vitta structure and automobile, wherein said vitta structure comprises: oil inlet pipe, oil outlet tube and between described oil inlet pipe and described oil outlet tube, the expansion cavity be communicated with described oil outlet tube with described oil inlet pipe respectively, wherein, described expansion cavity comprises: cavity, be positioned at described cavity, be two-part dividing plate by the spatial division in described cavity, described dividing plate is provided with multiple through hole, and the oil inlet pipe attachment hole described cavity is provided with for connecting described oil inlet pipe and the oil outlet tube attachment hole for being connected described oil outlet tube, described oil inlet pipe attachment hole and described oil outlet tube attachment hole lay respectively at the both sides of described dividing plate.Vitta structure of the present utility model, by designing an expansion cavity on oil pipe, arranges the dividing plate of band through hole in cavity, eliminate fuel oil pulsation, and then improve the object of car internal vibration noiseproof feature to reach.
Description
Technical field
The utility model relates to automobile technical field, particularly relates to a kind of vitta structure and automobile.
Background technique
Automobile fuel pump the fuel delivery of high-pressure pulsating to oil pipe, motor is flowed to by oil pipe, oil pipe is generally fixed on vehicle body by pipe clamp, fuel oil in oil pipe is high pressure oil, produce pulsation, pulsation produces noise on the one hand, passes to vehicle body on the one hand by oil pipe Duct fixing clamp, and then be delivered in car, affect the travelling comfort of passenger inside the vehicle.
Model utility content
The purpose of this utility model is to provide a kind of vitta structure and automobile, can reduce vibration noise, obtains good reduction pulsation effect.
According to an aspect of the present utility model, a kind of vitta structure is provided, described vitta structure comprises: oil inlet pipe, oil outlet tube and between described oil inlet pipe and described oil outlet tube, the expansion cavity be communicated with described oil outlet tube with described oil inlet pipe respectively, wherein, described expansion cavity comprises: cavity, be positioned at described cavity, be two-part dividing plate by the spatial division in described cavity, described dividing plate is provided with multiple through hole, and the oil inlet pipe attachment hole described cavity is provided with for connecting described oil inlet pipe and the oil outlet tube attachment hole for being connected described oil outlet tube, described oil inlet pipe attachment hole and described oil outlet tube attachment hole lay respectively at the both sides of described dividing plate.
Optionally, described cavity is formed as cylindrical body, and described dividing plate is parallel to the axle center of described cavity, is positioned at the diametrical position place of described cavity longitudinal section, and height is identical with the height of described cavity.
Optionally, described oil inlet pipe attachment hole and described oil outlet tube attachment hole are arranged on the outer wall of described cavity symmetrically about described dividing plate.
Optionally, described cavity adopts steel plate material to make.
Optionally, described dividing plate adopts metal material to make.
Optionally, on described dividing plate, the gross area of through hole accounts for the 10%-30% of described dividing plate area.
According to another aspect of the present utility model, also provide a kind of automobile, described automobile comprises above-mentioned vitta structure.
The beneficial effects of the utility model are: by designing an expansion cavity on oil pipe, the dividing plate of band through hole is set in cavity, in oil pipe, fuel oil enters expansion cavity, and cross section becomes suddenly large, and fuel oil is by each through hole on dividing plate, fuel oil is shunted, mutually impacted by each separatory stream, liquid flowing speed is slowed down, the fuel oil pulsation of flowing out expansion cavity reduces, to reach the object reducing vibration noise, and then improve car internal vibration noiseproof feature.
Accompanying drawing explanation
Fig. 1 represents the utility model embodiment vitta structure schematic diagram;
Fig. 2 represents the expansion cavity structural representation of the utility model embodiment vitta structure;
Fig. 3 a represents the expansion cavity front view of the utility model embodiment vitta structure;
Fig. 3 b represents the expansion cavity side view of the utility model embodiment vitta structure;
Fig. 3 c represents the expansion cavity plan view of the utility model embodiment vitta structure.
Wherein in figure: 1, oil inlet pipe; 2, oil outlet tube; 3, expansion cavity; 4, cavity; 5, dividing plate; 6, through hole; 7, oil inlet pipe attachment hole; 8, oil outlet tube attachment hole.
Embodiment
For making the purpose of this utility model, technological scheme and advantage clearly, below in conjunction with the accompanying drawings and the specific embodiments the utility model is described in detail.
As depicted in figs. 1 and 2, a kind of vitta structure, comprise: oil inlet pipe 1, oil outlet tube 2 and the expansion cavity 3 be communicated with oil outlet tube 2 with oil inlet pipe 1 between oil inlet pipe 1 with oil outlet tube 2, respectively, wherein, expansion cavity 3 comprises: cavity 4, be positioned at cavity 4, be two-part dividing plate 5 by the spatial division of cavity 4, dividing plate 5 is provided with multiple through hole 6, and the oil inlet pipe attachment hole 7 cavity 4 is provided with for connecting oil inlet pipe 1 and the oil outlet tube attachment hole 8 for being connected oil outlet tube 2, oil inlet pipe attachment hole 7 and oil outlet tube attachment hole 8 lay respectively at the both sides of dividing plate 5.
Concrete, by designing an expansion cavity 3 between oil inlet pipe 1 and oil outlet tube 2, the dividing plate 5 of band through hole 6 being set in cavity 4, eliminating fuel oil pulsation to reach, and then improving the object of car internal vibration noiseproof feature.It should be noted that, expansion cavity 3 is an enclosed construction, is communicated with oil outlet tube attachment hole 8 by oil inlet pipe attachment hole 7 with oil inlet pipe 1 with oil outlet tube 2, and the diameter of expansion cavity 3 is greater than the diameter of oil inlet pipe 1 and oil outlet tube 2.Cavity 4 is divided into two-part by dividing plate 5, and wherein a part for cavity 4 is communicated with by oil inlet pipe attachment hole 7 with oil inlet pipe 1, and another part of cavity 4 is communicated with by oil outlet tube attachment hole 8 with oil outlet tube 2.A part for cavity 4 and oil inlet pipe attachment hole 7 are positioned at the side of dividing plate 5; Another part of cavity 4 and oil outlet tube attachment hole 8 are positioned at the opposite side of dividing plate 5.After in oil inlet pipe 1, fuel oil enters expansion cavity 3 by oil inlet pipe attachment hole 7, cross section becomes suddenly large, fuel oil is by each through hole 6 on dividing plate 5, fuel oil is shunted, mutually impacted by each separatory stream again, liquid flowing speed is slowed down, and the fuel oil pulsation of flowing out expansion cavity 3 reduces, to reach the object reducing vibration noise.
In the utility model above-described embodiment, as shown in Figure 2, cavity 4 is formed as cylindrical body, and dividing plate 5 is parallel to the axle center of cavity 4, is positioned at the diametrical position place of cavity 4 longitudinal section, and height is identical with the height of cavity 4.The longitudinal section of cavity 4 is the cross section of the vertical short transverse of cavity 4, and here the longitudinal section of indication and the line in oil inlet pipe attachment hole 7 and oil outlet tube attachment hole 8 axle center perpendicular.Dividing plate 5 is identical with the height of cavity 4, can ensure that fuel oil passes through each through hole 6 on dividing plate 5, and the diameter of cavity 4 is greater than the diameter of oil inlet pipe 1 and oil outlet tube 2, and then ensures the shunting of fuel oil, and liquid flowing speed is slowed down, and the fuel oil pulsation of flowing out expansion cavity 3 reduces.As shown in Figure 3 a, the front view of expansion cavity 3 is: rectangle has oil inlet pipe attachment hole 7 or oil outlet tube attachment hole 8, is observed the through hole 6 on dividing plate 5 by oil inlet pipe attachment hole 7 or oil outlet tube attachment hole 8.It should be noted that, front view here refers to the figure observed from the direction of oil inlet pipe 1 or oil outlet tube 2.As shown in Figure 3 b, the side view of expansion cavity 3 is rectangle, and the relative both sides of rectangle cave inward, and depression here refers to the oil inlet pipe attachment hole 7 and oil outlet tube attachment hole 8 observed from the side.As shown in Figure 3 c, cavity 4 cross section of expansion cavity 3 is circular, and its diameter can be determined according to the diameter of oil inlet pipe 1 and oil outlet tube 2, and be generally designed to oil inlet pipe 1 and oil outlet tube 2 diameter about 10 times, oil inlet pipe 1 is identical with the diameter of oil outlet tube 2.Select the volume of different cavitys 4, the spectral characteristic of expansion cavity 3 can be controlled, make it in the frequency range needed, obtain good reduction pulsation effect.The visual oil pressure size of wall thickness of cavity 4, need bear fuel pressure setting, general thickness is 1mm.
In the utility model above-described embodiment, as shown in Figure 2, oil inlet pipe attachment hole 7 and oil outlet tube attachment hole 8 are arranged on the outer wall of cavity 4 symmetrically about dividing plate 5.Oil inlet pipe attachment hole 7 and oil outlet tube attachment hole 8 are arranged on the outer wall of cavity 4, and symmetrical about dividing plate 5, are convenient to being communicated with of oil inlet pipe 1 and oil outlet tube 2 and expansion cavity 3.
In the utility model above-described embodiment, cavity 4 adopts steel plate material to make, and expansion cavity 3 outer wall requires as steel plate that is corrosion-resistant, that not easily get rusty, for ensureing the service time of expansion cavity 3.
In the utility model above-described embodiment, dividing plate 5 adopts metal material to make, and dividing plate 5 generally makes of the pure metal thin plate of thickness 1mm, thin plate is worn with the drill bit that aperture is less than 1mm and penetrates through hole 6.
In the utility model above-described embodiment, as shown in Figure 2, on dividing plate 5, the gross area of through hole 6 accounts for the 10%-30% of dividing plate 5 area.On dividing plate 5, the gross area of through hole 6 and the ratio of dividing plate 5 gross area are called punching rate, select different punching rates, can control the spectral characteristic of expansion cavity 3, make it in the frequency range needed, obtain good reduction pulsation effect.
According to another aspect of the present utility model, also provide a kind of automobile, comprise above-mentioned vitta structure.
Above-described is preferred implementation of the present utility model; should be understood that the ordinary person for the art; can also make some improvements and modifications not departing under principle prerequisite described in the utility model, these improvements and modifications are also in protection domain of the present utility model.
Claims (7)
1. a vitta structure, it is characterized in that, described vitta structure comprises: oil inlet pipe, oil outlet tube and between described oil inlet pipe and described oil outlet tube, the expansion cavity be communicated with described oil outlet tube with described oil inlet pipe respectively, wherein, described expansion cavity comprises: cavity, be positioned at described cavity, be two-part dividing plate by the spatial division in described cavity, described dividing plate is provided with multiple through hole, and the oil inlet pipe attachment hole described cavity is provided with for connecting described oil inlet pipe and the oil outlet tube attachment hole for being connected described oil outlet tube, described oil inlet pipe attachment hole and described oil outlet tube attachment hole lay respectively at the both sides of described dividing plate.
2. vitta structure as claimed in claim 1, it is characterized in that, described cavity is formed as cylindrical body, and described dividing plate is parallel to the axle center of described cavity, is positioned at the diametrical position place of described cavity longitudinal section, and height is identical with the height of described cavity.
3. vitta structure as claimed in claim 2, it is characterized in that, described oil inlet pipe attachment hole and described oil outlet tube attachment hole are arranged on the outer wall of described cavity symmetrically about described dividing plate.
4. vitta structure as claimed in claim 1, is characterized in that, described cavity adopts steel plate material to make.
5. vitta structure as claimed in claim 1, is characterized in that, described dividing plate adopts metal material to make.
6. vitta structure as claimed in claim 1, it is characterized in that, on described dividing plate, the gross area of through hole accounts for the 10%-30% of described dividing plate area.
7. an automobile, is characterized in that, described automobile comprises the vitta structure as described in any one of claim 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520139253.7U CN204646485U (en) | 2015-03-12 | 2015-03-12 | A kind of vitta structure and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520139253.7U CN204646485U (en) | 2015-03-12 | 2015-03-12 | A kind of vitta structure and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204646485U true CN204646485U (en) | 2015-09-16 |
Family
ID=54099247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520139253.7U Expired - Fee Related CN204646485U (en) | 2015-03-12 | 2015-03-12 | A kind of vitta structure and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204646485U (en) |
-
2015
- 2015-03-12 CN CN201520139253.7U patent/CN204646485U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171228 Address after: 101300 Beijing city Shunyi District Shuanghe Street No. 99 Patentee after: BAIC MOTOR CORPORATION LTD. Address before: 101300 Beijing City Renhe Town Shunyi District Shuanghe Street No. 99 Patentee before: Beijing Automobile Research General Institute Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150916 Termination date: 20200312 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |