CN102367815A - Power-assisted steering liquid storage tank - Google Patents
Power-assisted steering liquid storage tank Download PDFInfo
- Publication number
- CN102367815A CN102367815A CN2011103151743A CN201110315174A CN102367815A CN 102367815 A CN102367815 A CN 102367815A CN 2011103151743 A CN2011103151743 A CN 2011103151743A CN 201110315174 A CN201110315174 A CN 201110315174A CN 102367815 A CN102367815 A CN 102367815A
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- Prior art keywords
- tank body
- filter screen
- storage tank
- tank
- flow
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- 239000007788 liquid Substances 0.000 title abstract description 38
- 239000000945 filler Substances 0.000 claims description 20
- 238000001746 injection moulding Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 2
- 230000002349 favourable effect Effects 0.000 abstract 1
- 239000012530 fluid Substances 0.000 description 38
- 230000003628 erosive effect Effects 0.000 description 5
- 239000011435 rock Substances 0.000 description 4
- 208000002925 dental caries Diseases 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 239000002991 molded plastic Substances 0.000 description 2
- 238000010009 beating Methods 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000012938 design process Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000011550 stock solution Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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- Power Steering Mechanism (AREA)
- Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
Abstract
The invention aims to provide a power-assisted steering liquid storage tank, which can be used for effectively preventing steering liquid inside the liquid storage tank from generating vortexes and air bubbles in a rapid flowing or wobbling process so as to ensure that a steering system keeps a favorable power assistance effect. The power-assisted steering liquid storage tank provided by the invention comprises a tank cover and a tank body which are mounted together, wherein an oil inlet and an oil outlet are formed at the bottom of the tank body, a filter screen framework is arranged in the tank body, and a filter screen is arranged on the filter screen framework; and the power-assisted steering liquid storage tank is crucially characterized in that an annular spoiler is arranged at the upper part inside the tank body, and the annular spoiler extends to a tank bottom direction till a minimum scale line for oil liquid filling on the tank body. According to the invention, an annular spoiler cavity and a baffle plate are additionally arranged on the filter screen framework of the liquid storage tank, the annular spoiler is additionally arranged on the upper tank body, so that the vortexes and the air bubbles are effectively prevented, the problems of cavitation and assistance power failure generated when the flow rate of the oil liquid is higher or wobbling is more obvious are solved, and the safety operation of the steering system is ensured.
Description
Technical field
The invention belongs to the power steering system technical field, be specifically related to a kind of dynamic turning liquid-storage tank.
Background technique
In the design process of hydraulic power-assist steering system, liquid container is used to provide the power-assisted steering source, in steering system, is seized of extremely important status.Turnable stock solution tank is inner at present turns to liquid to produce eddy current and bubble for preventing, generally is to adopt the flow-stopping plate device.This device is fairly simple, and liquid level is eliminated eddy current and bubble has certain effect under tranquility.But beating direction fast, when perhaps automobile went on the road surface of jolting, flow rate of liquid was higher in the liquid container, boiling is fierce, it is bigger to rock, and flow-stopping plate can not play the effect of flow-disturbing well, causes the oil suction air inlet, forms cavitation erosion, produces sharp-pointed noise.Simultaneously, diverted flow is moving also can be hindered, and causes hard steering, and power-assisted lost efficacy when serious.
Summary of the invention
The objective of the invention is to propose a kind of dynamic turning liquid-storage tank, it can prevent effectively that its inner liquid that turns to from producing eddy current and bubble when flowing fast or rocking, keep good power-assisted effect to guarantee steering system.
Dynamic turning liquid-storage tank of the present invention comprises cover and the tank body that is installed together; The bottom of said tank body is provided with filler opening and oil outlet; Be provided with the filter screen skeleton in the tank body; On the filter screen skeleton filter screen is installed, key is that the top of said tank interior is provided with an annular spoiler, and said annular spoiler extends to the minimum scale line place of oil filling on the tank body to direction at the bottom of the jar.
The annular spoiler extends to below the fluid liquid level, and when fluid flows when running into annular spoiler, its flowability will be hindered.Like this; Fluid weakens flowability through the interaction of self, makes liquid level tranquil, has reduced the eddy current and the bubble that rock generation because of fluid; Solved higherly or rock and produce the problem of cavitation erosion and power-assisted inefficacy when big, ensured the safe operation of steering system because of oil flow.In addition, cross jolt road surface or emergency braking and when causing liquid level to occur rocking, annular spoiler can hinder splashing of fluid, thereby makes cover reduce the probability of leakage of oil when automobile.
Further, for avoiding vacuum or high pressure occurring in the space between annular spoiler and its top tank body, said annular spoiler has several along the axially extended vent slot of tank body, to guarantee the air ventilation of liquid level top.
Further, said filter screen skeleton is provided with annular flow-disturbing chamber above filler opening, and said flow-disturbing chamber is provided with the flow-disturbing awl of an inverted conical shape over against the position of filler opening, and the chamber wall in flow-disturbing chamber had chute.Annular flow-disturbing chamber mainly is that the fluid that gets in the tank body is played baffle and flow-disturbing, reduces the generation of eddy current and bubble.Concrete mode of operation is: when the fluid with certain flow rate when the liquid container filler opening enters in the liquid container, inverted flow-disturbing awl will disperse the pressure of fluid, with the direct impact of avoiding fluid that the chamber is pushed up.Dispersed fluid is poured into chamber wall on every side; Be similar to the effect that annular spoiler stops the fluid that splashes; The structure of chamber, annular flow-disturbing chamber wall has stopped the impact of fluid; Thereby fluid is slowly merged, prevent too fast eddy current and the bubble of producing of, oil flow higher, reduced the probability that cavitation erosion produces because of input pressure.
Further, be provided with dividing plate between said filler opening and the oil outlet,, prevent that the fluid impact force of filler opening from having influence on the oil outlet place so that filler opening is further isolated with oil outlet.
Further, said dividing plate is installed in the filter screen skeleton, and the top of dividing plate and filter screen skeleton bottom offset, and the bottom and the tank base of dividing plate offset.Dividing plate just is separated into two cavitys with liquid container filler opening and oil outlet like this, and like this, fluid must can prevent that impurity from getting in the oil circuit of steering system through filter screen into and out of liquid container the time.
Further, the top of said filter screen skeleton is equipped with spoiler, and flow-stopping plate can form further baffle and flow-disturbing to fluid, has guaranteed the tranquility of fluid.
Further, produce and install for convenient, said tank body is combined by upper tank body and lower tank, and said filter screen skeleton is installed on the lower tank; Said annular spoiler is arranged at the top of upper tank body inwall, and annular spoiler and the injection moulding of upper tank body one form.
The present invention increases annular flow-disturbing chamber and flow-stopping plate on liquid container filter screen skeleton; On upper tank body, increase annular spoiler; Thereby prevent that effectively eddy current and bubble from producing; Solved higherly or rock and produce the problem of cavitation erosion and power-assisted inefficacy when big, ensured the safe operation of steering system because of oil flow.
Description of drawings
Fig. 1 is the structural representation of dynamic turning liquid-storage tank of the present invention.
Fig. 2 is the axial sectional view of the tank body (removing cover) of dynamic turning liquid-storage tank of the present invention.
Fig. 3 is the radial cross-section of the tank body of dynamic turning liquid-storage tank of the present invention.
Fig. 4 is the structural representation of filter screen skeleton in lower tank of dynamic turning liquid-storage tank of the present invention.
Fig. 5 is the worm's eye view of the filter screen skeleton of dynamic turning liquid-storage tank of the present invention.
Mark among the figure: 1-cover; The 2-upper tank body; The upper and lower tank body mold joint of 3-; The 4-lower tank; The 5-mounting bracket; 6-oil filling maximum scale line; 7-oil filling minimum scale line; The 8-filler opening; The 9-oil outlet; 10-annular spoiler; The 11-vent slot; 12-filter screen skeleton; 13-annular flow-disturbing chamber; The 14-flow-stopping plate; 15-flow-disturbing awl; 16-crosses chute; The 17-dividing plate.
Embodiment
Contrast accompanying drawing below; Through the description to embodiment, the effect of mutual alignment between the shape of specific embodiments of the invention such as related each member, structure, the each several part and annexation, each several part and working principle etc. are done further to specify.
Embodiment 1:
As shown in Figure 1; The dynamic turning liquid-storage tank of present embodiment comprises cover 1, upper tank body 2 and lower tank 4; Be carved with the minimum scale line 7 and maximum scale line 6 of oil filling on the upper tank body 2; Upper tank body 2 is provided with mounting bracket 5, and upper tank body 2 is installed together at mold joint 3 places with lower tank 4, and the bottom of lower tank 4 is provided with filler opening 8 and oil outlet 9.
As depicted in figs. 1 and 2; The inside top of upper tank body 2 is provided with an annular spoiler 10; Annular spoiler 10 extends downward below the fluid liquid level, and promptly minimum scale line 7 places of oil filling on the upper tank body 2 have two along upper tank body 2 axially extended vent slots 11 on the annular spoiler 10.Annular spoiler 10 is an integral molded plastic spare with upper tank body 2, and both wall thickness are identical.As shown in Figure 3, annular spoiler 10 is the cylinder bodily form, and vent slot 11 is opened respectively on the diagonal of its diameter.
10 pairs of fluid of annular spoiler play baffle and flow-disturbing, make fluid when work, keep tranquil as far as possible.Concrete mode of operation is: annular spoiler 10 reaches below the fluid liquid level, and when fluid flows when running into annular spoiler 10, its flowability will be hindered.Like this, fluid weakens flowability through the interaction of self, makes liquid level tranquil, plays the effect of flow-disturbing.
The another one effect of annular spoiler 10 is exactly when rocking appears in car load; Cross jolt road surface or emergency braking like automobile, rocking appears in liquid level, and annular spoiler 10 can hinder splashing of fluid; Thereby make cover 1 reduce the probability of leakage of oil, kept the calmness of liquid level.
For avoiding vacuum or high pressure occurring in the space between annular spoiler 10 and the upper tank body 2, on annular flow-disturbing wooden partition, have vent slot 11, it is fixed that fluting quantity and position are come according to actual conditions, as long as keep annular spoiler 10 inside and outside air to communicate.
Like Fig. 2 and shown in Figure 4, a filter screen skeleton 12 is installed in the lower tank 4, a side of filter screen skeleton 12 is provided with an annular flow-disturbing chamber 13, and the top of filter screen skeleton 12 is provided with a flow-stopping plate 14.
Annular flow-disturbing chamber 13 be positioned at liquid container filler opening 8 directly over, its cavity covers liquid container filler opening 8.Have the flow-disturbing of an inverted conical shape to bore 15 over against liquid container filler opening 8 in the annular flow-disturbing chamber 13, the vertex of a cone is a hemisphere, hollow in the cone.As shown in Figure 5, there are 4 to cross chute 16 on the chamber wall in annular flow-disturbing chamber 13.
Annular flow-disturbing chamber 13 mainly is that the fluid that gets in the tank body is played baffle and flow-disturbing, reduces the generation of eddy current and bubble.Concrete mode of operation is: when the fluid with certain flow rate when liquid container filler opening 8 enters in the liquid container, flow-disturbing awl 15 will disperse the pressure of fluid, with the direct impact of avoiding fluid that the chamber is pushed up.Dispersed fluid is poured into chamber wall on every side; Be similar to the effect that annular spoiler 10 stops the fluid that splashes; The structure of annular flow-disturbing chamber 13 chamber walls has stopped the impact of fluid; Thereby fluid is slowly merged, prevent too fast eddy current and the bubble of producing of, oil flow higher, reduced the probability that cavitation erosion produces because of input pressure.
Because annular flow-disturbing chamber 13 is a hood configuration, and the direction that fluid gets in the annular flow-disturbing chamber 13 makes progress, if there was not chute 16, fluid can only flow out from the slit between 13 bottoms, annular flow-disturbing chamber and the lower tank 4, and its flowability will be hindered.Therefore, cross chute 16 and can avoid fluid mobile not smooth in lower tank 4, its quantity confirms that according to actual conditions the position is evenly distributed on the wall of chamber.
As shown in Figure 4, flow-stopping plate 14 is between liquid container filler opening 8 and liquid container oil outlet 9, and above dividing plate 17, the bottom of dividing plate 17 and lower tank 4 bottoms offset, and the top of dividing plate 17 and filter screen skeleton 12 bottoms offset.Because dividing plate 17 has been separated into two cavitys with liquid container filler opening 8 and oil outlet 9; Like this; Fluid must be through filter screen and flow-stopping plate 14 into and out of liquid container the time; Filter screen can prevent effectively that impurity from getting in the oil circuit of steering system, and 14 pairs of further baffles of fluid of flow-stopping plate and flow-disturbing have guaranteed the tranquility of fluid.
Claims (7)
1. dynamic turning liquid-storage tank; Comprise the cover and the tank body that are installed together; The bottom of said tank body is provided with filler opening and oil outlet, is provided with the filter screen skeleton in the tank body, on the filter screen skeleton filter screen is installed; The top that it is characterized in that said tank interior is provided with an annular spoiler, and said annular spoiler extends to the minimum scale line place of oil filling on the tank body to direction at the bottom of the jar.
2. dynamic turning liquid-storage tank according to claim 1 is characterized in that said annular spoiler has several along the axially extended vent slot of tank body.
3. dynamic turning liquid-storage tank according to claim 1; It is characterized in that said filter screen skeleton is provided with annular flow-disturbing chamber above filler opening; Said flow-disturbing chamber is provided with the flow-disturbing awl of an inverted conical shape over against the position of filler opening, the chamber wall in flow-disturbing chamber had chute.
4. according to claim 1 or 2 or 3 described dynamic turning liquid-storage tanks, it is characterized in that being provided with dividing plate between said filler opening and the oil outlet.
5. dynamic turning liquid-storage tank according to claim 4 is characterized in that said dividing plate is installed in the filter screen skeleton, and the top of dividing plate and filter screen skeleton bottom offset, and the bottom and the tank base of dividing plate offset.
6. dynamic turning liquid-storage tank according to claim 5 is characterized in that the top of said filter screen skeleton is equipped with spoiler.
7. dynamic turning liquid-storage tank according to claim 4 is characterized in that said tank body is combined by upper tank body and lower tank, and said filter screen skeleton is installed on the lower tank; Said annular spoiler is arranged at the top of upper tank body inwall, and annular spoiler and the injection moulding of upper tank body one form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103151743A CN102367815A (en) | 2011-10-18 | 2011-10-18 | Power-assisted steering liquid storage tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103151743A CN102367815A (en) | 2011-10-18 | 2011-10-18 | Power-assisted steering liquid storage tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102367815A true CN102367815A (en) | 2012-03-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011103151743A Pending CN102367815A (en) | 2011-10-18 | 2011-10-18 | Power-assisted steering liquid storage tank |
Country Status (1)
| Country | Link |
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| CN (1) | CN102367815A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102840186A (en) * | 2012-09-20 | 2012-12-26 | 奇瑞汽车股份有限公司 | Liquid storage tank |
| CN103967849A (en) * | 2014-04-14 | 2014-08-06 | 张鸿儒 | Power steering oil tank |
| CN104619995A (en) * | 2012-09-10 | 2015-05-13 | Trw汽车股份有限公司 | Fluid container, in particular hydraulic reservoir for a motor-pump unit |
| CN111759737A (en) * | 2019-04-02 | 2020-10-13 | 云南中烟工业有限责任公司 | Micro-container and high-speed filling system and method thereof |
| CN114014236A (en) * | 2021-11-30 | 2022-02-08 | 中山易择优资打印科技有限公司 | Negative pressure filling device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0285501A (en) * | 1988-09-20 | 1990-03-27 | Toyoda Mach Works Ltd | Reservoir |
| US6220283B1 (en) * | 2000-02-16 | 2001-04-24 | Daimlerchrysler Corporation | Low silhouette power steering fluid reservoir |
| US6273403B1 (en) * | 1999-09-12 | 2001-08-14 | Bruce Roland Kahlhamer | Performance carburetor |
| JP2005138830A (en) * | 2003-11-04 | 2005-06-02 | Hyundai Motor Co Ltd | Reservoir tank of power steering device for vehicle |
| CN201074614Y (en) * | 2007-06-30 | 2008-06-18 | 奇瑞汽车有限公司 | Turning oil tank |
| CN101251024A (en) * | 2008-04-08 | 2008-08-27 | 中国矿业大学 | Foam generator for coal mine dedusting |
| CN201347904Y (en) * | 2008-12-22 | 2009-11-18 | 奇瑞汽车股份有限公司 | Flow blocking and interfering device of steering liquid storage tank |
-
2011
- 2011-10-18 CN CN2011103151743A patent/CN102367815A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0285501A (en) * | 1988-09-20 | 1990-03-27 | Toyoda Mach Works Ltd | Reservoir |
| US6273403B1 (en) * | 1999-09-12 | 2001-08-14 | Bruce Roland Kahlhamer | Performance carburetor |
| US6220283B1 (en) * | 2000-02-16 | 2001-04-24 | Daimlerchrysler Corporation | Low silhouette power steering fluid reservoir |
| JP2005138830A (en) * | 2003-11-04 | 2005-06-02 | Hyundai Motor Co Ltd | Reservoir tank of power steering device for vehicle |
| CN201074614Y (en) * | 2007-06-30 | 2008-06-18 | 奇瑞汽车有限公司 | Turning oil tank |
| CN101251024A (en) * | 2008-04-08 | 2008-08-27 | 中国矿业大学 | Foam generator for coal mine dedusting |
| CN201347904Y (en) * | 2008-12-22 | 2009-11-18 | 奇瑞汽车股份有限公司 | Flow blocking and interfering device of steering liquid storage tank |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104619995A (en) * | 2012-09-10 | 2015-05-13 | Trw汽车股份有限公司 | Fluid container, in particular hydraulic reservoir for a motor-pump unit |
| CN102840186A (en) * | 2012-09-20 | 2012-12-26 | 奇瑞汽车股份有限公司 | Liquid storage tank |
| CN102840186B (en) * | 2012-09-20 | 2015-12-02 | 奇瑞汽车股份有限公司 | Liquid container |
| CN103967849A (en) * | 2014-04-14 | 2014-08-06 | 张鸿儒 | Power steering oil tank |
| CN111759737A (en) * | 2019-04-02 | 2020-10-13 | 云南中烟工业有限责任公司 | Micro-container and high-speed filling system and method thereof |
| CN114014236A (en) * | 2021-11-30 | 2022-02-08 | 中山易择优资打印科技有限公司 | Negative pressure filling device |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20120307 |