CN105484910A - Low-temperature-resistant inlet manifold branch pipe of multilayer structure - Google Patents
Low-temperature-resistant inlet manifold branch pipe of multilayer structure Download PDFInfo
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- CN105484910A CN105484910A CN201510887950.5A CN201510887950A CN105484910A CN 105484910 A CN105484910 A CN 105484910A CN 201510887950 A CN201510887950 A CN 201510887950A CN 105484910 A CN105484910 A CN 105484910A
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Abstract
The invention provides a low-temperature-resistant inlet manifold branch pipe of a multilayer structure. The inlet manifold branch pipe comprises inner rubber, a reinforcing layer and outer rubber. The inner rubber is made of low-temperature-resistant rubber, the reinforcing layer is made of aramid fiber braided lines, and the outer rubber is made of epichloro-hydrin rubber. The inner rubber of the inlet manifold branch pipe is made of the low-temperature-resistant rubber, and the low-temperature-resistant rubber comprises, by weight, 100 parts of silicon rubber, 50 parts of white carbon black, 4 parts of diphenyl silanediol, 2 parts of iron sesquioxide and 0.5-2 parts of dicumyl peroxide. The low-temperature-resistant inlet manifold branch pipe is made of the low-temperature-resistant rubber, and has the good physical and chemical performance; and the reliability of whole equipment is further improved, and the service life of the whole equipment is further prolonged.
Description
Technical field
The present invention relates to auto parts machinery field, particularly a kind of engine intake manifold.
Background technique
In China, the development of automobile industry and plastic manufacturing process is advanced by leaps and bounds, the engine fittings that metal makes are replaced by the engine fittings of the plastic production taking intake manifold as representative gradually, as one of the parts of motor most critical, intake manifold achieves in automobile industry and applies widely, its Core Feature is for each cylinder of motor provides full and uniform mixed gas, is the key factor affecting engine forces and oil consumption.
When automobile travels at the environment that temperature is very low, special picture waits very cold region northeastward, and rubber accessory flexibility decrease at low ambient temperatures brittle failure occurs, causes gas leak of the oil leakage etc., directly affect the safety traffic of automobile.
Therefore, how to replace existing metal to make engine intake manifold with suitable plastic materials, improve the quality of rubber accessory in cold environment, have great importance.
Summary of the invention
For solving above-mentioned the deficiencies in the prior art, the present invention proposes the low temperature resistant intake manifold arm of a kind of multi-layer structure.
Technological scheme of the present invention is achieved in that
The low temperature resistant intake manifold arm of a kind of multi-layer structure, each intake manifold arm 3 upper end air throttle 1 is communicated with intake manifold resonant cavity 2, each air outlet, intake manifold arm 3 bottom is connected with each cylinder head respectively by adpting flange 4, also comprise gas rail 5 and multiple gas rail connecting branch 6, gas rail connecting branch 6 and intake manifold arm 3 one_to_one corresponding, gas rail 5 is communicated with the lower end of each intake manifold arm 3 by gas rail connecting branch 6;
Described intake manifold arm 3 comprises: interior glue 30, reinforced layer 20, outer glue 10, and interior glue is cold resistant rubber, and reinforced layer is aramid fibre braided wire, and outer glue is epichlorohydrin rubber;
Described cold resistant rubber contains following component and weight portion: 100 parts, silicone rubber, white carbon 50 parts, diphenyl silanediol 4 parts, ferric oxide 2 parts, cumyl peroxide 0.5-2 part.
The invention has the beneficial effects as follows:
(1) can be used in inside motor car engine, reduce the loss that low temperature environment causes rubber brittle failure;
(2) improve reliability and the working life of Whole Equipment further, enable automobile safety traffic.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the Facad structure schematic diagram of the engine intake manifold adopting a kind of low temperature resistant intake manifold arm of the present invention.
Fig. 2 is that in Fig. 1, multi-layer structure intake manifold arm partly cuts open structural representation.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technological scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As shown in Figure 1, adopt the engine intake manifold of a kind of low temperature resistant intake manifold arm of the present invention, comprise engine intake air throttle 1, intake manifold resonant cavity 2, multiple intake manifold arm 3 and adpting flange 4, each intake manifold arm 3 upper end air throttle 1 is communicated with intake manifold resonant cavity 2, each air outlet, intake manifold arm 3 bottom is connected with each cylinder head respectively by adpting flange 4, also comprise gas rail 5 and multiple gas rail connecting branch 6, gas rail connecting branch 6 and intake manifold arm 3 one_to_one corresponding, gas rail 5 is communicated with the lower end of each intake manifold arm 3 by gas rail connecting branch 6.
Fig. 2 is half planing surface figure of multi-layer structure intake manifold manifold configuration of the present invention, described intake manifold arm 3 is rubber low temperature resistance pipe, comprising: interior glue 30, reinforced layer 20, outer glue 10, and interior glue is cold resistant rubber, reinforced layer is aramid fibre braided wire, and outer glue is epichlorohydrin rubber.
Described cold resistant rubber contains following component and weight portion: 100 parts, silicone rubber, white carbon 50 parts, diphenyl silanediol 4 parts, ferric oxide 2 parts, cumyl peroxide 0.5-2 part.
Raw-silastic continuously
Silicone rubber has the performances such as excellent heat resistance, winter hardiness, dielectricity, resistance to ozone and resistance to atmospheric aging, the outstanding performance of silicone rubber is that serviceability temperature is broad, can at-60 DEG C (or lower temperature) to+250 DEG C (or higher temperature) Long-Time Service.Silicone rubber can be divided into heat vulcanized silicone rubber and room temperature vulcanized sili cone rubber two class by its vulcanization characteristics.Universal, super low-temperature resistant type, thermostable type, high strength type, oil-resisting type, medical type etc. can be divided into by the difference of character and utilization.By the difference of monomer used, methyl vinyl silicone rubber can be divided into, methyl phenyl vinyl silicone rubber, fluorine silicon, nitrile silicone rubber etc.
In order to reach cold tolerance of the present invention, present invention employs phenyl siloxane rubber rubber.
White carbon
White carbon is the general name of white powder X-ray amorphous silicic acid and silicate product, mainly refers to precipitated silica, aerosil, superfine silicon dioxide gel and aerogel, also comprises Powdered synthetic aluminium silicate and calcium silicate etc.White carbon is porous material, and it forms available SiO
2nH
2o represents, wherein nH
2o exists with the form of surface hydroxyl.Caustic alkali and hydrofluoric acid can be dissolved in, water insoluble, solvent and acid (except hydrofluoric acid).High temperature resistant, do not fire, tasteless, odorless, there is good electrical insulating property.
Preferably, described white carbon belongs to precipitated silica, and building-up process is as follows:
Adopt water glass solution and acid reaction, obtain white carbon through precipitation, filtration, washing, drying and calcining.Reaction equation is: Na
2siO
3+ 2H+-> white carbon+2Na++H
2o
Cold-resistant component
Cold-resistant component of the present invention comprises:
Diphenyl silanediol 4
Ferric oxide 2
The low temperature resistant intake manifold arm of multi-layer structure of the present invention adopts cold resistant rubber to make, and has good physics, chemical property, improves the reliability of overall equipment further.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (3)
1. the low temperature resistant intake manifold arm of multi-layer structure, each intake manifold arm (3) upper end air throttle (1) is communicated with intake manifold resonant cavity (2), each intake manifold arm (3) air outlet, bottom is connected with each cylinder head respectively by adpting flange (4), also comprise gas rail (5) and multiple gas rail connecting branch (6), gas rail connecting branch (6) and intake manifold arm (3) one_to_one corresponding, gas rail (5) is communicated with by the lower end of gas rail connecting branch (6) with each intake manifold arm (3); It is characterized in that,
Described intake manifold arm (3) comprising: interior glue (30), reinforced layer (20), outer glue (10), and interior glue is cold resistant rubber, and reinforced layer is aramid fibre braided wire, and outer glue is epichlorohydrin rubber;
Described cold resistant rubber contains following component and weight portion: 100 parts, silicone rubber, white carbon 50 parts, diphenyl silanediol 4 parts, ferric oxide 2 parts, cumyl peroxide 0.5-2 part.
2. the low temperature resistant intake manifold arm of multi-layer structure according to claim 1, is characterized in that, described silicone rubber is phenyl siloxane rubber.
3. the low temperature resistant intake manifold arm of multi-layer structure according to claim 1, is characterized in that, described white carbon is precipitated silica.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510887950.5A CN105484910A (en) | 2015-12-04 | 2015-12-04 | Low-temperature-resistant inlet manifold branch pipe of multilayer structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510887950.5A CN105484910A (en) | 2015-12-04 | 2015-12-04 | Low-temperature-resistant inlet manifold branch pipe of multilayer structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105484910A true CN105484910A (en) | 2016-04-13 |
Family
ID=55672132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510887950.5A Withdrawn CN105484910A (en) | 2015-12-04 | 2015-12-04 | Low-temperature-resistant inlet manifold branch pipe of multilayer structure |
Country Status (1)
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| CN (1) | CN105484910A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1991159A (en) * | 2005-12-29 | 2007-07-04 | 比亚迪股份有限公司 | Method for manufacturing inlet manifold of internal combustion engine |
| CN202117754U (en) * | 2011-06-03 | 2012-01-18 | 徐玄翰 | Engine cooling device |
| CN102678402A (en) * | 2012-05-28 | 2012-09-19 | 奇瑞汽车股份有限公司 | Air intake manifold with integrated air track |
| CN103013001A (en) * | 2012-12-10 | 2013-04-03 | 青岛宝丽曼高分子材料研究院有限公司 | Aging-resistant rubber |
| CN103044824A (en) * | 2012-12-10 | 2013-04-17 | 青岛宝丽曼高分子材料研究院有限公司 | Sulfur-resistant rubber |
| CN103059571A (en) * | 2012-12-17 | 2013-04-24 | 青岛力宇仓储机械设备有限公司 | Cold-resistant rubber |
| CN103062525A (en) * | 2012-12-17 | 2013-04-24 | 青岛红星化工集团自力实业公司 | Rubber oil-resistant pipe |
| CN203067097U (en) * | 2012-11-19 | 2013-07-17 | 上海叶盛电气有限公司 | Air throttle body assembly |
| CN103242609A (en) * | 2013-05-28 | 2013-08-14 | 中国石油大学(北京) | Multidimensional composite inorganic particle/tetrafluoroethylene-propylene rubber composite material |
| CN203335225U (en) * | 2013-06-25 | 2013-12-11 | 重庆长安汽车股份有限公司 | Automobile intercooler air inlet pipe assembly |
-
2015
- 2015-12-04 CN CN201510887950.5A patent/CN105484910A/en not_active Withdrawn
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1991159A (en) * | 2005-12-29 | 2007-07-04 | 比亚迪股份有限公司 | Method for manufacturing inlet manifold of internal combustion engine |
| CN202117754U (en) * | 2011-06-03 | 2012-01-18 | 徐玄翰 | Engine cooling device |
| CN102678402A (en) * | 2012-05-28 | 2012-09-19 | 奇瑞汽车股份有限公司 | Air intake manifold with integrated air track |
| CN203067097U (en) * | 2012-11-19 | 2013-07-17 | 上海叶盛电气有限公司 | Air throttle body assembly |
| CN103013001A (en) * | 2012-12-10 | 2013-04-03 | 青岛宝丽曼高分子材料研究院有限公司 | Aging-resistant rubber |
| CN103044824A (en) * | 2012-12-10 | 2013-04-17 | 青岛宝丽曼高分子材料研究院有限公司 | Sulfur-resistant rubber |
| CN103059571A (en) * | 2012-12-17 | 2013-04-24 | 青岛力宇仓储机械设备有限公司 | Cold-resistant rubber |
| CN103062525A (en) * | 2012-12-17 | 2013-04-24 | 青岛红星化工集团自力实业公司 | Rubber oil-resistant pipe |
| CN103242609A (en) * | 2013-05-28 | 2013-08-14 | 中国石油大学(北京) | Multidimensional composite inorganic particle/tetrafluoroethylene-propylene rubber composite material |
| CN203335225U (en) * | 2013-06-25 | 2013-12-11 | 重庆长安汽车股份有限公司 | Automobile intercooler air inlet pipe assembly |
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Application publication date: 20160413 |
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| WW01 | Invention patent application withdrawn after publication |