CN110173368A - A kind of cylinder head the cover integrating device for exempting from harness in engine cylinder - Google Patents
A kind of cylinder head the cover integrating device for exempting from harness in engine cylinder Download PDFInfo
- Publication number
- CN110173368A CN110173368A CN201910551955.9A CN201910551955A CN110173368A CN 110173368 A CN110173368 A CN 110173368A CN 201910551955 A CN201910551955 A CN 201910551955A CN 110173368 A CN110173368 A CN 110173368A
- Authority
- CN
- China
- Prior art keywords
- oil
- hole
- bonnet body
- harness
- mounting hole
- 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.)
- Pending
Links
- 239000000446 fuel Substances 0.000 claims abstract description 26
- 239000004519 grease Substances 0.000 claims abstract description 14
- 230000009897 systematic effect Effects 0.000 claims abstract description 6
- 238000000926 separation method Methods 0.000 claims description 12
- 238000009434 installation Methods 0.000 claims description 11
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 claims description 3
- 238000005266 casting Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000002356 single layer Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000007789 sealing Methods 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 6
- 239000003921 oil Substances 0.000 description 63
- 230000006870 function Effects 0.000 description 3
- 239000002131 composite material Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000010721 machine oil Substances 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 239000010705 motor oil Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
- F02F7/00—Casings, e.g. crankcases or frames
- F02F7/0021—Construction
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
- F02M61/14—Arrangements of injectors with respect to engines; Mounting of injectors
Abstract
The present invention relates to a kind of cylinder head the cover integrating device, specifically a kind of cylinder head the cover integrating device for exempting from harness in engine cylinder belongs to engine cylinder cap technical field.It includes bonnet body, and the bonnet body is equipped with multiple mounting hole of oil sprayer, and multiple mounting hole of oil sprayer are evenly arranged along bonnet body in a linear systematic;Fuel injector is embedded in mounting hole of oil sprayer, fuel injector upper end is equipped with engine wiring harness plug receptacle, and the fuel injector and mounting hole of oil sprayer junction are equipped with the first double-lip grease seal.Integrated level of the present invention is high, assembly process is few, fuel injector and high-pressure oil pipe are integrated in valve mechanism cover to cover, installed position uses double-lip grease seal, it can satisfy fuel injector and high-pressure oil pipe wear the requirement of cylinder and sealing, harness in engine cylinder is eliminated, the weight and cost of engine is greatly reduced, reliability is improved while function is integrated.
Description
Technical field
The present invention relates to a kind of cylinder head the cover integrating device, specifically a kind of cylinder for exempting from harness in engine cylinder
Housing lid integrating device, belongs to engine cylinder cap technical field.
Background technique
With the continuous development of automobile industry, due to the needs of energy conservation and environmental protection, the lightweight of automobile has become the world
The trend of development of automobile.Vehicle can reduce as far as possible the kerb weight of automobile while meeting reliability, safety, to mention
The dynamic property of high automobile reduces fuel consumption, reduces exhaust pollution.Core of the engine as automobile, also constantly to collection
Cheng Hua, lightweight, inexpensive direction are developed.
Currently, cylinder head the cover is generally bilayer and sets in order to meet since electric-control motor wears the installation requirements of cylinder harness
Meter.Wherein patent document (CN201610340060.7) discloses a kind of Split type cylinder cover hood that cooperation electric-controlled fuel injector uses
Composite structure, comprising: valve mechanism cover shell, cylinder head the cover, gasket seal, first to fourth bolt, cylinder head, electronic control injection
Device, harness and sealing element.The shortcomings that this scheme is that cylinder head the cover is split type structure, and structure is complicated, and integration degree is low, dress
Timing process is more, and without cancelling harness in engine cylinder, increases the cost of engine.
Summary of the invention
It is an object of the present invention to overcome the above deficiencies, to provide a kind of cylinder head for exempting from harness in engine cylinder
Fuel injector and high-pressure oil pipe are integrated in valve mechanism cover and covered by the cover integrating device, improve the sealing performance of cylinder head the cover,
And harness in engine cylinder is eliminated, engine cost is reduced.
According to technical solution provided by the invention, a kind of cylinder head the cover integrating device that exempting from harness in engine cylinder includes
Bonnet body, it is characterized in that: the bonnet body is equipped with multiple mounting hole of oil sprayer, multiple mounting hole of oil sprayer are along the cover
Ontology is evenly arranged in a linear systematic;Fuel injector is embedded in mounting hole of oil sprayer, fuel injector upper end connects equipped with engine wiring harness
Socket, the fuel injector and mounting hole of oil sprayer junction are equipped with the first double-lip grease seal;The bonnet body is equipped with multiple
High-pressure oil pipe mounting hole, multiple high-pressure oil pipe mounting holes are evenly arranged along bonnet body in a linear systematic, high-pressure oil pipe peace
It fills and is embedded in high-pressure oil pipe in hole, the high-pressure oil pipe and high-pressure oil pipe mounting hole junction are equipped with the second double-lip grease seal;It is described
Bonnet body is equipped with gs-oil separator pipe fitting hole, passes through the fixed gas and oil separating plant of glue in gs-oil separator pipe fitting hole
Gas-tpe fitting is taken, gs-oil separator pipe fitting hole and gas and oil separating plant take gas-tpe fitting for interference fit;The bonnet body
Inner cavity is equipped with multiple bolt connecting holes, an installation bolt is connected in each bolt connecting hole, by multiple bolt connecting holes
Multiple installation bolts connect the oil baffle of L-shaped structure jointly.
Further, bonnet body is cast using casting aluminium material, is single layer structure.
Further, mounting hole of oil sprayer is circular shape hole.
Further, high-pressure oil pipe mounting hole is circular shape hole.
Further, bonnet body is equipped with oil hole.
Further, bonnet body is equipped with multiple pipeline bolt connecting holes, connection one in each pipeline bolt connecting hole
A pipeline fixing bolt for being used to fix cooling cycle water lines and oil return line.
Further, bonnet body is equipped with Oil-gas Separation bolt connecting hole, connection one in Oil-gas Separation bolt connecting hole
A Oil-gas Separation fixing bolt for being used to fix gas and oil separating plant.
Compared with the prior art the present invention has the advantage that
The invention has the advantages of simple structure, compactness and reasonable structure, and integrated level is high, and assembly process is few, and fuel injector and high-pressure oil pipe are integrated in cylinder
Housing covers, and installed position uses double-lip grease seal, can satisfy fuel injector and high-pressure oil pipe wears the requirement of cylinder and sealing,
Harness in engine cylinder is eliminated, the weight and cost of engine are greatly reduced, is improved while function is integrated reliable
Property.
Detailed description of the invention
Fig. 1 is top view of the present invention.
Fig. 2 is main view of the present invention.
Fig. 3 is side view of the present invention.
Fig. 4 is bottom view of the present invention.
Fig. 5 is perspective view of the present invention.
Description of symbols: 1- bonnet body, 2- mounting hole of oil sprayer, 3- high-pressure oil pipe mounting hole, 4- fuel injector, 5- high
Pressuring oil pipe, 6- oil hole, 7- gs-oil separator pipe fitting hole, 8- oil baffle, 9- bolt connecting hole, 10- gas and oil separating plant take
Gas-tpe fitting, 11- dowel hole, 12- pipeline bolt connecting hole, the first double-lip grease seal of 13-, the second double-lip grease seal of 14-,
15- Oil-gas Separation bolt connecting hole.
Specific embodiment
The present invention will be further described in conjunction with the embodiment in attached drawing below:
As shown in Fig. 1 ~ 5, it is single layer structure that the invention mainly comprises bonnet body 1, bonnet body 1 is cast using casting aluminium material.
The bonnet body 1 is equipped with multiple mounting hole of oil sprayer 2, and multiple mounting hole of oil sprayer 2 are in along bonnet body 1
One linear systematic is evenly arranged.
The mounting hole of oil sprayer 2 is circular shape hole, is embedded in fuel injector 4,4 upper end of fuel injector in mounting hole of oil sprayer 2
Equipped with engine wiring harness plug receptacle, the harness of fuel injector is connect outside bonnet body 1 with engine wiring harness, cancels electric-control motor
Wiring harness structure in cylinder, significantly reduces cost.Using the assembly for the cylinder head the cover integrating device for exempting from harness in engine cylinder
Process is simpler than the cylinder head the cover of conventionally employed double layer design, without installing cylinder intrinsic motivation harness, saves and produced
The tooling time of journey, cost is saved.
The fuel injector 4 and 2 junction of mounting hole of oil sprayer are equipped with the first double-lip grease seal 13, the first double-lip grease seal 13
For improving the sealing performance of 2 junction of fuel injector 4 and mounting hole of oil sprayer.
The bonnet body 1 is equipped with multiple high-pressure oil pipe mounting holes 3, and multiple high-pressure oil pipe mounting holes 3 are along the cover sheet
Body 1 is evenly arranged in a linear systematic.
The high-pressure oil pipe mounting hole 3 is circular shape hole, is embedded in high-pressure oil pipe 5 in high-pressure oil pipe mounting hole 3.
The high-pressure oil pipe 5 and 3 junction of high-pressure oil pipe mounting hole are equipped with the second double-lip grease seal 14, the second double-lip oil
Envelope 14 is for improving the sealing performance of 3 junction of high-pressure oil pipe 5 and high-pressure oil pipe mounting hole.
The sealing principle of Double-lip-opening seal ring is to be dual-seal, is mutually compensated.In installation fuel injector and high-pressure oil pipe
When, the sealing lip of Double-lip-opening seal ring opens, and magnitude of interference increases, and sealing surface also increases, and sealing effect is more preferable.Double-lip grease seal
Installation direction is as shown in figure 3, be that machine oil is avoided leak from stepped hole using fixed installation direction, guarantee leakproofness, simultaneously
It is easy to disassemble for ease of maintenaince.
The bonnet body 1 be equipped with oil hole 6, by oil hole 6 into cylinder head filling engine oil.
The bonnet body 1 is equipped with gs-oil separator pipe fitting hole 7, passes through glue in gs-oil separator pipe fitting hole 7
Fixed gas and oil separating plant takes gas-tpe fitting 10, and gs-oil separator pipe fitting hole 7 and gas and oil separating plant take the gas-tpe fitting 10 to be
Interference fit makes apparatus structure more simple, reduces integrated dress while realizing oil gas pre-separation function inside the cover
The weight set.
1 inner cavity of bonnet body is equipped with multiple bolt connecting holes 9, connects an installation spiral shell in each bolt connecting hole 9
Bolt connects the oil baffle 8 of L-shaped structure by multiple installation bolts in multiple bolt connecting holes 9, using 8 generation of oil baffle jointly
The labyrinth structure of Oil-gas Separation is realized for conventional engines.
Dowel hole 11 is equipped at left and right sides of the bonnet body 1, dowel hole 11 can guarantee bonnet body 1 and cylinder
Installation site between lid, fuel injector and high-pressure oil pipe.
The bonnet body 1 is equipped with multiple pipeline bolt connecting holes 12, connection one in each pipeline bolt connecting hole 12
A pipeline fixing bolt for being used to fix cooling cycle water lines and oil return line.
The bonnet body 1 is equipped with Oil-gas Separation bolt connecting hole 15, connection one in Oil-gas Separation bolt connecting hole 15
A Oil-gas Separation fixing bolt for being used to fix gas and oil separating plant.
The invention has the advantages of simple structure, compactness and reasonable structure, and integrated level is high, and assembly process is few, and fuel injector and high-pressure oil pipe are integrated in
Valve mechanism cover covers, and installed position uses double-lip grease seal, can satisfy fuel injector and high-pressure oil pipe wears cylinder and sealing
It is required that eliminating harness in engine cylinder, the weight and cost of engine are greatly reduced, is improved while function is integrated
Reliability.
Claims (7)
1. a kind of cylinder head the cover integrating device for exempting from harness in engine cylinder, including bonnet body (1), it is characterized in that: described
Bonnet body (1) is equipped with multiple mounting hole of oil sprayer (2), and multiple mounting hole of oil sprayer (2) are along bonnet body (1) in always
Line is equidistantly evenly arranged;Fuel injector (4) are embedded in mounting hole of oil sprayer (2), fuel injector (4) upper end is patched equipped with engine wiring harness
Mouthful, the fuel injector (4) and mounting hole of oil sprayer (2) junction are equipped with the first double-lip grease seal (13);The bonnet body (1)
Multiple high-pressure oil pipe mounting holes (3) are equipped with, multiple high-pressure oil pipe mounting holes (3) are in a linear systematic along bonnet body (1)
It is evenly arranged, is embedded in high-pressure oil pipe (5) in high-pressure oil pipe mounting hole (3), the high-pressure oil pipe (5) and high-pressure oil pipe mounting hole
(3) junction is equipped with the second double-lip grease seal (14);The bonnet body (1) is equipped with gs-oil separator pipe fitting hole (7), oil
Gas-tpe fitting (10), gs-oil separator pipe fitting are taken by the fixed gas and oil separating plant of glue in gas separating device pipe fitting hole (7)
Hole (7) and gas and oil separating plant take gas-tpe fitting (10) for interference fit;Bonnet body (1) inner cavity connects equipped with multiple bolts
It connects hole (9), an installation bolt is connected in each bolt connecting hole (9), passes through multiple installations in multiple bolt connecting holes (9)
Bolt connects the oil baffle (8) of L-shaped structure jointly.
2. a kind of cylinder head the cover integrating device for exempting from harness in engine cylinder as described in claim 1, it is characterized in that: described
Bonnet body (1) is cast using casting aluminium material, is single layer structure.
3. a kind of cylinder head the cover integrating device for exempting from harness in engine cylinder as described in claim 1, it is characterized in that: described
Mounting hole of oil sprayer (2) is circular shape hole.
4. a kind of cylinder head the cover integrating device for exempting from harness in engine cylinder as described in claim 1, it is characterized in that: described
High-pressure oil pipe mounting hole (3) is circular shape hole.
5. a kind of cylinder head the cover integrating device for exempting from harness in engine cylinder as described in claim 1, it is characterized in that: described
Bonnet body (1) is equipped with oil hole (6).
6. a kind of cylinder head the cover integrating device for exempting from harness in engine cylinder as described in claim 1, it is characterized in that: described
Bonnet body (1) is equipped with multiple pipeline bolt connecting holes (12), and connection one is used in each pipeline bolt connecting hole (12)
The pipeline fixing bolt of fixed cooling cycle water lines and oil return line.
7. a kind of cylinder head the cover integrating device for exempting from harness in engine cylinder as described in claim 1, it is characterized in that: described
Bonnet body (1) is equipped with Oil-gas Separation bolt connecting hole (15), and connection one is used in Oil-gas Separation bolt connecting hole (15)
The Oil-gas Separation fixing bolt of fixed gas and oil separating plant.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910551955.9A CN110173368A (en) | 2019-06-25 | 2019-06-25 | A kind of cylinder head the cover integrating device for exempting from harness in engine cylinder |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910551955.9A CN110173368A (en) | 2019-06-25 | 2019-06-25 | A kind of cylinder head the cover integrating device for exempting from harness in engine cylinder |
Publications (1)
Publication Number | Publication Date |
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CN110173368A true CN110173368A (en) | 2019-08-27 |
Family
ID=67698779
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910551955.9A Pending CN110173368A (en) | 2019-06-25 | 2019-06-25 | A kind of cylinder head the cover integrating device for exempting from harness in engine cylinder |
Country Status (1)
Country | Link |
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CN (1) | CN110173368A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111336032A (en) * | 2020-03-23 | 2020-06-26 | 安徽航瑞航空动力装备有限公司 | Engine valve chamber cover |
CN113090409A (en) * | 2021-05-11 | 2021-07-09 | 一汽解放汽车有限公司 | Cylinder cover and engine |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN208024479U (en) * | 2018-04-08 | 2018-10-30 | 安徽江淮纳威司达柴油发动机有限公司 | A kind of injection molding diesel engine cylinder head cover |
CN210013765U (en) * | 2019-06-25 | 2020-02-04 | 一汽解放汽车有限公司 | Cylinder cover integrated device free of wiring harness in engine cylinder |
-
2019
- 2019-06-25 CN CN201910551955.9A patent/CN110173368A/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN208024479U (en) * | 2018-04-08 | 2018-10-30 | 安徽江淮纳威司达柴油发动机有限公司 | A kind of injection molding diesel engine cylinder head cover |
CN210013765U (en) * | 2019-06-25 | 2020-02-04 | 一汽解放汽车有限公司 | Cylinder cover integrated device free of wiring harness in engine cylinder |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111336032A (en) * | 2020-03-23 | 2020-06-26 | 安徽航瑞航空动力装备有限公司 | Engine valve chamber cover |
CN111336032B (en) * | 2020-03-23 | 2022-03-22 | 安徽航瑞航空动力装备有限公司 | Engine valve chamber cover |
CN113090409A (en) * | 2021-05-11 | 2021-07-09 | 一汽解放汽车有限公司 | Cylinder cover and engine |
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