CN112145328A - Oil spout base that FSAE race car was used - Google Patents
Oil spout base that FSAE race car was used Download PDFInfo
- Publication number
- CN112145328A CN112145328A CN202011136667.6A CN202011136667A CN112145328A CN 112145328 A CN112145328 A CN 112145328A CN 202011136667 A CN202011136667 A CN 202011136667A CN 112145328 A CN112145328 A CN 112145328A
- Authority
- CN
- China
- Prior art keywords
- oil
- gas mixing
- fixing device
- thick bamboo
- rail fixing
- 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
- 238000002347 injection Methods 0.000 claims abstract description 22
- 239000007924 injection Substances 0.000 claims abstract description 22
- 239000000463 material Substances 0.000 claims abstract description 8
- 239000004677 Nylon Substances 0.000 claims abstract description 5
- 229920001778 nylon Polymers 0.000 claims abstract description 5
- 239000000446 fuel Substances 0.000 claims description 20
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 14
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 14
- 241001330002 Bambuseae Species 0.000 claims description 14
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 14
- 239000011425 bamboo Substances 0.000 claims description 14
- 238000007789 sealing Methods 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 239000003921 oil Substances 0.000 description 48
- 239000000295 fuel oil Substances 0.000 description 7
- 239000007921 spray Substances 0.000 description 4
- 238000000149 argon plasma sintering Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
Images
Classifications
-
- 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
- F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
-
- 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
- F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
- F02M61/168—Assembling; Disassembling; Manufacturing; Adjusting
-
- 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
- F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Fuel-Injection Apparatus (AREA)
Abstract
The invention provides an oil injection base for an FSAE race car, which comprises an oil injection base body, wherein the oil injection base body comprises an oil-gas mixing cylinder, a connecting flange arranged at the upper end of the oil-gas mixing cylinder, an engine connecting base arranged at the lower end of the oil-gas mixing cylinder and an oil rail fixing device obliquely arranged on the side surface of the oil-gas mixing cylinder, the connecting flange, the engine connecting base and the oil rail fixing device are of an integrally formed structure, an oil-gas mixing cavity is arranged in the oil-gas mixing cylinder, the included angle between the oil rail fixing device and the central axis of the oil-gas mixing cylinder is 25 degrees, and the oil injection base body is made of nylon materials.
Description
Technical Field
The invention belongs to the technical field of mechanical equipment, and particularly relates to an oil injection base for an FSAE racing car.
Background
At present, the FSAE (formula SAE) race is rapidly developed towards a direction of being faster, lighter and more stable, so that the lightweight design and the aerodynamics become factors which must be considered by FSAE competitors, and the optimization of an air intake system of the FSAE race can improve the air intake quality and further can better exert the performance of an engine.
The original fuel injection base in the existing air intake system is developed based on the air intake system of the original engine, but the FSAE regulation racing car needs to redesign the air intake system, the flow state of inlet gas in the fuel injection base can be greatly changed after redesigning, so that the fuel injection angle of the original fuel injection base is not suitable for the air flow condition, the optimal fuel-air mixing degree cannot be achieved, and the original fuel injection base is cast and molded by adopting aluminum alloy, has higher quality and does not meet the lightweight design requirement.
Disclosure of Invention
The invention aims to provide the oil injection base for the FSAE racing car, which can improve the oil-gas mixing degree, has a simple structure and light weight.
In order to solve the technical problems, the invention adopts the technical scheme that: the utility model provides an oil spout base that FSAE race car was used, includes the oil spout base body, the oil spout base body includes the oil-gas mixing section of thick bamboo, sets up flange, the setting of oil-gas mixing section of thick bamboo upper end are in engine connection base and the slope setting of oil-gas mixing section of thick bamboo lower extreme are in the oil rail fixing device of oil-gas mixing section of thick bamboo side, oil-gas mixing section of thick bamboo, flange, engine connection base and oil rail fixing device are the integrated into one piece structure, be provided with the oil-gas mixing chamber in the oil-gas mixing section of thick bamboo, the oil rail fixing device is 25 degrees with the contained angle of the axis of oil-gas mixing section of thick bamboo, the material.
Further, the oil rail fixing device comprises an inserting portion which is obliquely arranged on the oil-gas mixing cylinder, a bolt connecting portion is arranged on the oil-gas mixing cylinder at the upper end of the inserting portion, the inserting portion is communicated with the oil-gas mixing cavity, and the oil rail fixing device is connected with an oil rail device through the inserting portion and the bolt connecting portion.
Further, the oil rail device comprises a high-pressure oil rail and an oil nozzle arranged at the lower end of the high-pressure oil rail, the oil nozzle is connected with the insertion part in a matched mode, and a connecting block matched with the bolt connecting part is arranged on the side wall of the oil nozzle.
Further, the oil-gas mixing chamber is of a variable-diameter cavity structure, and the diameter of the inlet end of the oil-gas mixing chamber is larger than that of the outlet end of the oil-gas mixing chamber.
Further, a sealing boss is arranged on the connecting flange around the oil-gas mixing cavity.
Compared with the prior art, the invention has the advantages and beneficial effects that:
1. according to the invention, the included angle between the oil rail fixing device and the central axis of the oil-gas mixing cylinder is 25 degrees, so that atomized fuel oil has more axial components of the oil-gas mixing cavity, the fuel oil and air are uniformly mixed at the optimal angle, the fuel oil and the air can better enter the cylinder, and the oil-gas mixing degree is effectively improved;
2. the oil injection base body is made of a nylon material and processed by a laser sintering three-dimensional rapid forming technology, so that the precision structure is guaranteed, the strength is reliable, the structure is lighter, the structure can resist the high temperature of 200 ℃, the light weight standard is realized, and the high temperature use requirement can be met.
Drawings
FIG. 1 is a schematic view of the overall structure of a fuel injection base for an FSAE racing car.
Fig. 2 is a schematic diagram of the right-side structure of fig. 1.
Fig. 3 is a schematic structural view of a section a-a of fig. 1.
FIG. 4 is a schematic view of an assembly structure of a fuel injection base and a fuel rail device for an FSAE racing car.
In the figure: 1-an oil-gas mixing cylinder; 2-a connecting flange; 3-engine connection base; 4-oil rail fixing device; 5-an oil-gas mixing cavity; 6-a plug-in part; 7-bolt connection; 8-high pressure oil rail; 9-connecting blocks; 10-sealing the boss; and 11, an oil nozzle.
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings.
As shown in fig. 1-4, a fuel spray base for FSAE racing vehicles comprises a fuel spray base body, wherein the fuel spray base body comprises an oil-gas mixing cylinder 1, a connecting flange 2 arranged at the upper end of the oil-gas mixing cylinder 1, an engine connecting base 3 arranged at the lower end of the oil-gas mixing cylinder 1 and an oil rail fixing device 4 obliquely arranged on the side surface of the oil-gas mixing cylinder 1, wherein the number of the specific oil-gas mixing cylinders 1 is 4, so as to ensure the running power of racing vehicles, the oil-gas mixing cylinder 1, the connecting flange 2, the engine connecting base 3 and the oil rail fixing device 4 are of an integrally formed structure, the whole fuel spray base body has better integrity and high product precision, an oil-gas mixing cavity 5 is arranged in the oil-gas mixing cylinder 1, the included angle between the oil rail fixing device 4 and the central axis of the oil-gas mixing cylinder 1 is 25 degrees, so that atomized fuel has more axial components of the oil-gas mixing cavity, guarantee that fuel and air mix with the best angle, both sides can be better enter into the cylinder in, effectively improved the oil-gas mixture degree, the material of oil spout base body is the nylon material, forms through the processing of the three-dimensional rapid prototyping technique of laser sintering, guarantees that the structure is accurate, and intensity is reliable, and is lighter to this structure can tolerate 200 ℃ of high temperature, can reach high temperature operation requirement when realizing the lightweight standard.
Further, the oil rail fixing device 4 comprises an inserting portion 6 which is obliquely arranged on the oil-gas mixing cylinder 1, a bolt connecting portion 7 is arranged on the oil-gas mixing cylinder 1 at the upper end of the inserting portion 6, the inserting portion 6 is communicated with the oil-gas mixing cavity 5, and the oil rail fixing device 4 is connected with an oil rail device through the inserting portion 6 and the bolt connecting portion 7.
Further, the oil rail device comprises a high-pressure oil rail 8 and an oil nozzle 11 arranged at the lower end of the high-pressure oil rail 8, the oil nozzle 11 is connected with the insertion part 6 in a matched mode, and a connecting block 9 matched with the bolt connecting part 7 is arranged on the side wall of the oil nozzle 11.
Wherein insert grafting portion 6 with the fuel sprayer 11 of oil rail device to through sealing washer sealing connection, all be provided with the screw hole on connecting block 9 and the bolted connection portion 7, after connecting block 9 and the 7 coincidence stacks of bolted connection portion, carry out fixed connection in inserting the screw hole with the bolt, high pressure oil rail 8 enters into the oil gas mixing chamber 5 after passing through the fuel sprayer 11 atomizing blowout with the air intensive mixing after and carries out reaction on next step in getting into the cylinder.
Further, the oil-gas mixing chamber 5 is a variable-diameter cavity structure, the diameter of the inlet end of the oil-gas mixing chamber 5 is larger than that of the outlet end of the oil-gas mixing chamber, and the variable-diameter pipeline cavity structure is adopted to enable air in the chamber to form a vortex, so that the oil-gas mixing condition is improved, specifically, the diameter of the inlet of the oil-gas mixing chamber 5 is 48.4mm, the large-flow inflow of air is ensured, the oil-gas mixing ratio is optimal, the length of the oil-gas mixing chamber 5 is increased to 92.12mm from 74mm of the original length, so that the air can flow through a longer distance, the length of heat exchange is improved, the temperature of the air flowing into the cylinder is reduced.
Furthermore, a sealing boss 10 is arranged on the connecting flange 2 around the oil-gas mixing cavity 5, so that the air tightness when the connecting flange is connected with an air inlet device is guaranteed.
The working process of the invention is as follows: the upper end of the oil injection base body is connected with an air inlet device through a connecting flange 2, the lower end of the oil injection base body is connected with an engine through an engine connecting base 3, the oil rail device is connected with an oil rail fixing device 4, the air inlet device conveys air into an oil-gas mixing cavity 5, meanwhile, the oil rail device atomizes fuel oil through an oil injection nozzle 11 and injects the atomized fuel oil into the oil-gas mixing cavity 5 to be fully mixed with the air, and the mixed oil and gas enters an engine cylinder to be subjected to the next reaction, the included angle between the oil rail fixing device 4 and the central axis of an oil-gas mixing cylinder 5 is 25 degrees, so that the atomized fuel oil has more axial components of the oil-gas mixing cavity, the fuel oil and the air are uniformly mixed at the optimal angle, both sides can better enter the cylinder, the oil-gas mixing degree is effectively improved, the oil injection base body is made of nylon materials and is processed through a laser, guarantee that the structure is accurate, intensity is reliable, and is lighter to this structure can tolerate 200 ℃ high temperature, can reach high temperature operation requirement when realizing the lightweight standard.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (5)
1. The utility model provides an oil spout base that FSAE race car was used which characterized in that: including the oil spout base body, the oil spout base body includes an oil-gas mixing section of thick bamboo (1), sets up flange (2), the setting of oil-gas mixing section of thick bamboo (1) upper end are in engine connection base (3) and the slope setting of oil-gas mixing section of thick bamboo (1) lower extreme are in oil rail fixing device (4) of oil-gas mixing section of thick bamboo (1) side, oil-gas mixing section of thick bamboo (1), flange (2), engine connection base (3) and oil rail fixing device (4) are the integrated into one piece structure, be provided with oil-gas mixing chamber (5) in oil-gas mixing section of thick bamboo (1), oil rail fixing device (4) are 25 degrees with the contained angle of the axis of oil-gas mixing section of thick bamboo (1), the material of oil spout base body is the nylon material.
2. The fuel injection mount of claim 1, wherein: the oil rail fixing device (4) comprises an inserting portion (6) which is obliquely arranged on the oil-gas mixing cylinder (1), a bolt connecting portion (7) is arranged on the oil-gas mixing cylinder (1) at the upper end of the inserting portion (6), the inserting portion (6) is communicated with the oil-gas mixing cavity (5), and the oil rail fixing device (4) is connected with an oil rail device through the inserting portion (6) and the bolt connecting portion (7).
3. The fuel injection mount for an FSAE racing vehicle of claim 2, wherein: the oil rail device comprises a high-pressure oil rail (8) and an oil nozzle (11) arranged at the lower end of the high-pressure oil rail (8), the oil nozzle (11) is connected with the insertion part (6) in a matching mode, and a connecting block (9) matched with the bolt connecting part (7) is arranged on the side wall of the oil nozzle (11).
4. The fuel injection mount of claim 1, wherein: the oil-gas mixing cavity (5) is of a variable-diameter cavity structure, and the diameter of the inlet end of the oil-gas mixing cavity (5) is larger than that of the outlet end of the oil-gas mixing cavity.
5. The fuel injection mount of claim 1, wherein: and a sealing boss (10) is arranged on the connecting flange (2) around the oil-gas mixing cavity (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011136667.6A CN112145328A (en) | 2020-10-22 | 2020-10-22 | Oil spout base that FSAE race car was used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011136667.6A CN112145328A (en) | 2020-10-22 | 2020-10-22 | Oil spout base that FSAE race car was used |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112145328A true CN112145328A (en) | 2020-12-29 |
Family
ID=73954492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011136667.6A Pending CN112145328A (en) | 2020-10-22 | 2020-10-22 | Oil spout base that FSAE race car was used |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112145328A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05209578A (en) * | 1991-08-29 | 1993-08-20 | Tonen Corp | Fuel supply device for internal combustion engine |
| KR20030067217A (en) * | 2002-02-07 | 2003-08-14 | 김영대 | Intake apparatus of engine |
| CN201496177U (en) * | 2009-07-27 | 2010-06-02 | 何海东 | Air inlet pipe of motor cycle engine |
| CN102305159A (en) * | 2011-08-26 | 2012-01-04 | 上汽通用五菱汽车股份有限公司 | Engine dual-fuel plastic air inlet manifold |
| CN104989568A (en) * | 2015-06-09 | 2015-10-21 | 武汉理工大学 | FSAE racing car air inflow system |
| CN110939535A (en) * | 2019-12-26 | 2020-03-31 | 华侨大学 | Combined type engine air inlet pressure stabilizing cabin |
| CN210660375U (en) * | 2019-09-18 | 2020-06-02 | 毛健 | Air inlet structure of racing car |
| CN213392468U (en) * | 2020-10-22 | 2021-06-08 | 河北工业大学 | Oil spout base that FSAE race car was used |
-
2020
- 2020-10-22 CN CN202011136667.6A patent/CN112145328A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05209578A (en) * | 1991-08-29 | 1993-08-20 | Tonen Corp | Fuel supply device for internal combustion engine |
| KR20030067217A (en) * | 2002-02-07 | 2003-08-14 | 김영대 | Intake apparatus of engine |
| CN201496177U (en) * | 2009-07-27 | 2010-06-02 | 何海东 | Air inlet pipe of motor cycle engine |
| CN102305159A (en) * | 2011-08-26 | 2012-01-04 | 上汽通用五菱汽车股份有限公司 | Engine dual-fuel plastic air inlet manifold |
| CN104989568A (en) * | 2015-06-09 | 2015-10-21 | 武汉理工大学 | FSAE racing car air inflow system |
| CN210660375U (en) * | 2019-09-18 | 2020-06-02 | 毛健 | Air inlet structure of racing car |
| CN110939535A (en) * | 2019-12-26 | 2020-03-31 | 华侨大学 | Combined type engine air inlet pressure stabilizing cabin |
| CN213392468U (en) * | 2020-10-22 | 2021-06-08 | 河北工业大学 | Oil spout base that FSAE race car was used |
Non-Patent Citations (4)
| Title |
|---|
| 于增信、孙莉: "汽车发动机原理", 31 March 2020, 机械工业出版社, pages: 106 - 107 * |
| 何建新、喻红芹等: "新型纤维材料学", 31 July 2014, 东华大学出版社, pages: 212 * |
| 田亚梅等: "汽车非金属材料轻量化应用指南", 28 February 2019, 机械工业出版社, pages: 164 - 167 * |
| 顾建国: "汽车发动机维修", 30 September 1999, 人民交通出版社, pages: 215 - 216 * |
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