CN102828799A - Oil gas filter pipe and forming mold of oil gas filter pipe - Google Patents
Oil gas filter pipe and forming mold of oil gas filter pipe Download PDFInfo
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- CN102828799A CN102828799A CN2012103469248A CN201210346924A CN102828799A CN 102828799 A CN102828799 A CN 102828799A CN 2012103469248 A CN2012103469248 A CN 2012103469248A CN 201210346924 A CN201210346924 A CN 201210346924A CN 102828799 A CN102828799 A CN 102828799A
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- ventilation
- filter pipe
- ventilation device
- hydrocarbon filter
- oil
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Abstract
The invention relates to an oil gas filter pipe, which comprises a ventilation pipe body, wherein the inside of the ventilation pipe is at least provided with an adsorbent structure and a ventilation structure positioned in a space between the adsorbent structure and the pipe wall of the ventilation pipe, and the ventilation structure is communicated with two ends of the ventilation pipe. A forming mold used for manufacturing the oil gas filter pipe comprises at least one ventilation structure forming rod and a base, wherein the base is used for fixing the ventilation structure forming rods, the ventilation structure forming rods are in parallel arrangement, and hole grooves are arranged on the base and are arranged in a way of corresponding to the ventilation structure forming rods for fixing the ventilation structure forming rods. The oil gas filter pipe has the advantages that before engine oil steam is adsorbed in the adsorbent structure as much as possible before entering a gas inlet manifold, and the engine oil steam entering the gas inlet manifold is reduced, so the carbon deposition generating speed of a step motor and a throttle body is decelerated; and meanwhile, the engine oil can flow back into an engine through the ventilation structure after being separated out from the adsorbent structure, and the cycle use of the engine oil is realized.
Description
Technical field
The present invention relates to the auto parts machinery field, particularly be applied to the structure of a kind of ventilation duct on the motor car engine.
Background technique
The main effect of motor car engine machine oil is to be used for the inner movement parts of lubricating engine, makes engine running normal.The volatilization but machine oil in use can be heated, motor is long more service time, and internal engine temperature is high more, and the volatilization of machine oil is also strong more, forms the machine oil steam, thus must there be a passage to bleed off gas, otherwise can form malleation at engine interior.In order not make engine interior pressure excessive, therefore on motor, be provided with ventilation duct in the practice, i.e. crankcase bleed pipe, its effect is that the machine oil steam that crankcase is inner imports intake manifold, gets into the firing chamber and burns.Therefore the machine oil steam can only be to contact with crankcase bleed pipe, and can only be attached at the internal surface of vent hose before entering into motor.
The bent axle ventilated box flexible pipe of motor use now belongs to hollow structure; Therefore have only the internal surface of hose wall can adhere to the machine oil steam of very small amount, the machine oil steam of the overwhelming majority turns cold when inner entering into intake manifold, can condense on intake duct and the throttle body; The carbon deposit that thereupon is mingled with in the steam also can be deposited on these positions; And impurity such as dust, particle in the adhesion intake manifold, form carbon distribution, make motor phenomena of the failure such as unstable idle speed, idling height occur.
Summary of the invention
The objective of the invention is to: a kind of hydrocarbon filter pipe of filter oily vapours is provided, reduces the machine oil steam that enters into intake manifold.
Scheme of the present invention is following:
A kind of hydrocarbon filter pipe comprises vent, and said ventilation duct inside is provided with a sorbent structure and at least one ventilation device between said sorbent structure and ventilation duct tube wall at least, and said ventilation device communicates with the ventilation duct two ends.
Said sorbent structure is stratiform structure or column structure.
Said sorbent structure is parallel to the setting of said ventilation duct tube wall, length and said vent equal in length.
Said ventilation device is stratiform structure or column structure.
Said ventilation device is parallel to the setting of said ventilation duct tube wall, length and said vent equal in length.
Said sorbent structure and said ventilation device are arranged alternately.
The material of said sorbent structure is a high oil-absorbing resin.
Said high oil-absorbing resin is a polystyrene.
A kind of hydrocarbon filter pipe formation die tool that is used to make said hydrocarbon filter pipe comprises at least one ventilation device curved lever and the base of fixing said ventilation device curved lever, and said ventilation device curved lever laterally arranges.
Said base is provided with hole slot, and the corresponding said ventilation device curved lever of said hole slot is provided with, fixing said ventilation device curved lever.
Said ventilation device curved lever is the straight line type bar, and vertical with said base.
Beneficial effect of the present invention is following: through at bent axle ventilation duct set inside innage oil-absorbing resin as sorbent; Make the machine oil steam before entering into intake manifold; As much as possible being adsorbed in the high oil-absorbing resin; Reduce to enter into the machine oil steam of intake manifold, thereby slow down the speed that carbon distribution appears in stepper motor, throttle body; After machine oil is separated out from high oil-absorbing resin, flow back in the motor through the oil gas flow tube again simultaneously, help recycling of machine oil.
Description of drawings
Fig. 1 is bent axle ventilation duct embodiment's of the present invention front view;
Fig. 2 is a bent axle ventilation duct embodiment's shown in Figure 1 left view;
Fig. 3 is the shaping die embodiment's of a bent axle ventilation duct shown in Figure 1 front view;
Fig. 4 is a bent axle ventilation duct embodiment's shown in Figure 1 moulding erection drawing.
Embodiment
As shown in Figure 1, a kind of hydrocarbon filter pipe comprises vent, and ventilation duct inside is provided with a sorbent structure 2 and at least one ventilation device 3 between sorbent structure 2 and ventilation duct tube wall 1 at least, and ventilation device 3 communicates with the ventilation duct two ends.
Among the embodiment, sorbent structure 2 is set to stratiform or column therein.Because the high speed oil absorbency of sorbent structure 2; Sorbent structure 2 is arranged on ventilation duct inside and guarantees to have the ventilation device 3 that communicates; Can realize filtering the function of oil gas, and need not the shape, the probability of distribution of Considering Adsorption agent structure 2 in pipe or the like factor.But the area of sorbent structure 2 in breathing pipe is big more, and be also many more with contacting of machine oil steam, and oil absorption is also good more.Therefore; For improving hydrocarbon filter ability of the present invention, reduce near the deposition of machine oil steam throttle body, therein among the embodiment as far as possible; Sorbent structure 2 is set to stratiform or column; When making oil gas through ventilation duct, the area of contact of increase and sorbent structure 2, thus reduce the machine oil steam that gets in the intake manifold.
Among the embodiment, sorbent structure 2 is parallel to ventilation duct tube wall 1 and is provided with therein.And in a tubular form or the length of the sorbent structure 2 of stratiform identical with the length of breathing pipe body.
Among the embodiment, ventilation device 3 is stratiform or column structure also therein, is parallel to ventilation duct tube wall 1 setting, and in a tubular form or the sorbent structure 2 of stratiform identical with the length of ventilation device 3 with the length of breathing pipe body so that this manufacturing of inventing.
Among the embodiment, sorbent structure 2 is arranged alternately with ventilation device 3 therein.In actual production, also can adjust the position that is provided with of high oil-absorbing resin layer and ventilation device 3: for example whenever one deck high oil-absorbing resin layer or the like is set as required at a distance from two ventilation devices 3.
Among the embodiment, sorbent structure 2 is processed by the high oil-absorbing resin material therein.High oil-absorbing resin has the performance of high speed oil suction and pressurized leakage of oil.High oil-absorbing resin is arranged on ventilation duct inside as sorbent, and when engine operation, oily vapours is through ventilation duct, and oily vapours just is attracted on the high oil-absorbing resin, reaches capacity until the high oil-absorbing resin oil absorption.
Again because high oil-absorbing resin has the characteristic of pressurized leakage of oil; When engine stop working; The ventilation duct temperature reduces, because principle of expanding with heat and contracting with cold, ventilation duct tube wall 1 all can shrink with high oleoresin; High oil-absorbing resin receives from the pressure of ventilation duct tube wall 1 and the pressure of self, makes the oil that is adsorbed separate out again.
When the present invention works, follow the continuous variation of engine operation condition, hydrocarbon filter pipe pressure inside is also changing at any time, so the machine oil in the high oil-absorbing resin also is in the change procedure of constantly separating out and absorbing.Before machine oil was separated out naturally, the adsorption efficiency of high oil-absorbing resin remained unchanged, and adsorption performance is stable; Simultaneously; Because the effect of ventilation device 3 Oil Guides ventilation; Make the present invention under the effect that realizes existing breathing pipe, utilize high oil-absorbing resin to the absorption of oil gas with separate out, reduce the amount that the machine oil steam gets into intake manifold; Realize prolonging the working life of throttle body, improve the function of the utilization ratio of machine oil.
Among the embodiment, high oil-absorbing resin is a polystyrene therein.High oil-absorbing resin has a variety of, but not all high oil-absorbing resin particularly suitable all.According to the usage requirement of motor, sorbent structure 2 need possess absorption machine oily vapours in machine oil steam flow process, and pressurized can separate out machine oil, makes it flow back into the characteristic in the crankcase.Because it is high that polystyrene has oil suction efficient, and the characteristic that can under the effect of pressure, the machine oil of absorption be separated out, meet the therefore usage requirement of motor, choose polystyrene material in the present embodiment and make sorbent structure 2.
As shown in Figure 3, a kind ofly be used to make hydrocarbon filter pipe formation die tool of the present invention: comprise at least one ventilation device curved lever 4 and the fixing base of ventilation device curved lever 4, ventilation device curved lever 4 laterally arranges, and base 5 is a cylindrical body.
Wherein among the embodiment, ventilation device curved lever 4 is the straight line type bar, and vertical with base.Ventilation device curved lever 4 is set to straight line pole, and in the moulding and production process of high oil-absorbing resin layer, the dismounting of ventilation device curved lever 4 is convenient in helping producing.In the distortion of this programme, ventilation device curved lever 4 also can be S type or other shapes.
Among the embodiment, as shown in Figure 3 therein, base is provided with hole slot 6, and hole slot 6 corresponding ventilation device curved levers 4 are provided with, and ventilation device curved lever 4 inserts in the hole slot 6.Can realize the fixing of ventilation device curved lever 4 easily.Fixing between ventilation device curved lever 4 and the base also can realize through other modes.
In the manufacturing process of hydrocarbon filter pipe, the erection drawing of hydrocarbon filter pipe formation die tool is as shown in Figure 4, and specific operation process is following:
At first, the breathing pipe inner body wall is cleaned out, kept tube wall 1 drying.
The second, hydrocarbon filter pipe formation die tool is inserted in the breathing pipe body and since the radius of base 5 less than with the radius of ventilation duct, therefore can the ventilation device curved lever 4 of assembled be inserted in the breathing pipe body with base 5.Again because ventilation device curved lever 4 is a straight line type; And when using; Ventilation device curved lever 4 laterally arranges and is vertical with base, so ventilation duct inside evenly cut apart the spaces that a plurality of and tube wall 1 parallel by ventilation device curved lever 4, helps the moulding of high oil-absorbing resin 2 in above-mentioned space.
The 3rd, the high oil-absorbing resin that is heated into flowable liquid condition 2 is poured onto to the breathing pipe body from ventilation device curved lever 4 sides, guarantee that the high oil-absorbing resin liquid level is no more than the top of ventilation device curved lever 4;
The 4th, treat high oil-absorbing resin cooling cooling forming after, the ventilation duct shaping die extracted from rubber hose get final product.Because ventilation device curved lever 4 parallel and draught tube walls when therefore mould being taken out, can not destroyed the hydrocarbon filter pipe of moulding from ventilation duct, ventilation duct shaping die Assembly And Disassembly is all very convenient.
So far, the production of hydrocarbon filter pipe is accomplished.In concrete production, can confirm the length and the radius of hydrocarbon filter pipe according to the needs of reality.
Can know by above-mentioned analysis; The formation of high oil-absorbing resin layer is by between the ventilation device curved lever 4 and the shape between ventilation device curved lever 4 and ventilation duct tube wall decision; And because ventilation device curved lever 4 is continual, thus ventilation device 3 always with exterior.Therefore as long as change the shape of ventilation device curved lever 4, the shape of high oil-absorbing resin layer also changes thereupon, as be S type or arranged in a crossed manner or the like, and the hydrocarbon filter pipe of corresponding this shaping die making all belongs to the distortion of this invention.
Above-mentioned description to embodiment is can understand and use the present invention for the ease of the those of ordinary skill of this technical field.The personnel of skilled obviously can easily make various modifications to the foregoing description, and needn't pass through performing creative labour being applied among other embodiments in the General Principle of this explanation.Therefore, the invention is not restricted to the embodiment here, those skilled in the art are according to announcement of the present invention, and not breaking away from the improvement that category of the present invention makes and revise all should be within protection scope of the present invention.
Claims (10)
1. hydrocarbon filter pipe; Comprise vent; It is characterized in that: said ventilation duct inside is provided with a sorbent structure and at least one ventilation device between said sorbent structure and ventilation duct tube wall at least, and said ventilation device communicates with the ventilation duct two ends.
2. hydrocarbon filter pipe according to claim 1 is characterized in that: said sorbent structure is stratiform structure or column structure.
3. hydrocarbon filter pipe according to claim 2 is characterized in that: said sorbent structure is parallel to the setting of said ventilation duct tube wall, length and said vent equal in length.
4. hydrocarbon filter pipe according to claim 1 is characterized in that: said ventilation device is stratiform structure or column structure.
5. hydrocarbon filter pipe according to claim 4 is characterized in that: said ventilation device is parallel to the setting of said ventilation duct tube wall, length and said vent equal in length.
6. according to arbitrary described hydrocarbon filter pipe in the claim 1 to 5, it is characterized in that: said sorbent structure and said ventilation device are arranged alternately.
7. hydrocarbon filter pipe according to claim 1 is characterized in that: the material of said sorbent structure is a high oil-absorbing resin.
8. hydrocarbon filter pipe according to claim 7 is characterized in that: said high oil-absorbing resin is a polystyrene.
9. hydrocarbon filter pipe formation die tool that is used to make the described hydrocarbon filter pipe of claim 1; It is characterized in that: the base that comprises at least one ventilation device curved lever and fixing said ventilation device curved lever; Said ventilation device curved lever laterally arranges; Said base is provided with hole slot, and the corresponding said ventilation device curved lever of said hole slot is provided with, fixing said ventilation device curved lever.
10. hydrocarbon filter pipe formation die tool according to claim 9 is characterized in that: said ventilation device curved lever is the straight line type bar, and vertical with said base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103469248A CN102828799A (en) | 2012-09-18 | 2012-09-18 | Oil gas filter pipe and forming mold of oil gas filter pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103469248A CN102828799A (en) | 2012-09-18 | 2012-09-18 | Oil gas filter pipe and forming mold of oil gas filter pipe |
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| Publication Number | Publication Date |
|---|---|
| CN102828799A true CN102828799A (en) | 2012-12-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012103469248A Pending CN102828799A (en) | 2012-09-18 | 2012-09-18 | Oil gas filter pipe and forming mold of oil gas filter pipe |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003236854A (en) * | 2002-02-07 | 2003-08-26 | Augusto Baldo | Method for obtaining panel of laminar synthetic material used in field of fixtures part and related panel, and panel comprising laminar synthetic material formed by this method |
| EP1595619A1 (en) * | 2003-02-10 | 2005-11-16 | Shonan Design Co., Ltd. | Method for integrally forming resin model |
| CN1920558A (en) * | 2005-12-27 | 2007-02-28 | 胡苹 | Wax module for organizing chip array |
| EP2226449A2 (en) * | 2009-03-04 | 2010-09-08 | SCHÖCK BAUTEILE GmbH | Formwork device and method for creating an opening when casting a component |
| CN102337947A (en) * | 2011-10-24 | 2012-02-01 | 杭州电子科技大学 | Filter element for oil-gas separator |
-
2012
- 2012-09-18 CN CN2012103469248A patent/CN102828799A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003236854A (en) * | 2002-02-07 | 2003-08-26 | Augusto Baldo | Method for obtaining panel of laminar synthetic material used in field of fixtures part and related panel, and panel comprising laminar synthetic material formed by this method |
| EP1595619A1 (en) * | 2003-02-10 | 2005-11-16 | Shonan Design Co., Ltd. | Method for integrally forming resin model |
| CN1920558A (en) * | 2005-12-27 | 2007-02-28 | 胡苹 | Wax module for organizing chip array |
| EP2226449A2 (en) * | 2009-03-04 | 2010-09-08 | SCHÖCK BAUTEILE GmbH | Formwork device and method for creating an opening when casting a component |
| CN102337947A (en) * | 2011-10-24 | 2012-02-01 | 杭州电子科技大学 | Filter element for oil-gas separator |
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Application publication date: 20121219 |