CN201865817U - Air inlet pipe for electric injection engine of motorcycle - Google Patents

Air inlet pipe for electric injection engine of motorcycle Download PDF

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Publication number
CN201865817U
CN201865817U CN2010206451666U CN201020645166U CN201865817U CN 201865817 U CN201865817 U CN 201865817U CN 2010206451666 U CN2010206451666 U CN 2010206451666U CN 201020645166 U CN201020645166 U CN 201020645166U CN 201865817 U CN201865817 U CN 201865817U
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China
Prior art keywords
electronic control
control unit
intake pipe
nozzle
motorcycle
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CN2010206451666U
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Chinese (zh)
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李丹平
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宁波科达制动器制造有限公司
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Priority to CN2010206451666U priority Critical patent/CN201865817U/en
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Publication of CN201865817U publication Critical patent/CN201865817U/en

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Abstract

The utility model discloses an air inlet pipe for an electric injection engine of a motorcycle, comprising a pipe body (4); one end of the pipe body (4) is a connecting end that is connected with a throttle valve of the electric injection engine; the other end of the pipe body (4) is a connecting end that is connected with an intake valve of the engine; the pipe body (4) is also provided with an oil injection nozzle seat device and an electronic control seat device, wherein the oil injection nozzle seat device can be provided with an oil injection nozzle; the electronic control seat device can be provided with an electronic control unit; the oil injection nozzle seat device is communicated with an internal cavity of the pipe body; and the electronic control seat device is also communicated with the internal cavity of the pipe body (4). By adopting the structure, the oil injection nozzle and the electronic control unit are both arranged on the pipe body of the air inlet pipe so that an engine system occupies less space; simultaneously the oil injection quantity of the oil injection nozzle can be controlled precisely by the electronic control unit, so that the purpose of reducing the emission of tail gas is achieved.

Description

摩托车上的电喷发动机进气管 EFI engine intake pipe on a motorcycle

技术领域 FIELD

[0001] 本实用新型涉及发动机领域,具体讲是一种适用于摩托车上的电喷发动机进气管。 [0001] The present invention relates to the field of engines, specifically applicable to a motorcycle in the EFI engine intake pipe.

背景技术 Background technique

[0002] 近几年机动车辆保有量的增加,导致.了石油等资源的日益枯竭和生态环境的日益破坏,因此世界各国纷纷制定日益严格的排放法规,以满足人们对节能和环保的要求。 [0002] In recent years, motor vehicle ownership increased, resulting in. The increasingly depleted and increasingly damage the ecological environment of oil and other resources, so the world have developed increasingly stringent emissions regulations, in order to meet people's requirements for energy conservation and environmental protection. 目前,电子燃油喷射技术在汽车上已经得到广泛地应用,它能准确控制混合气的质量,保证气缸内的燃料燃烧完全,使废气排放物和燃油消耗都能够降得下来,同时还提高了发动机的充气效率,增加了发动机的功率和扭矩。 Currently, electronic fuel injection technology has been widely used in the automotive, mass can accurately control the gas mixture, to ensure complete combustion of the fuel in the cylinder, the exhaust gas emissions and fuel consumption can be reduced too down, but also improve engine the charging efficiency, increased engine power and torque. 摩托车采用电喷发动机也是目前针对降低摩托车排放的一项关键技术之一,其中进气管是电喷发动机的电喷系统中一个重要载体。 Motorcycle EFI engine is currently using one of the motorcycle for reducing emissions of a key technology, which is the intake pipe system EFI EFI engine is an important carrier. 进气管指的是节气门之后到气缸盖进气道之前的进气管路,它的作用是将在空气进入节气门后, 经过进气管的缓冲作用,将空气、燃油混合气由节气门体分配到各个气缸。 Refers to the intake pipe after the throttle valve to the intake line before the cylinder intake cover, it is the role of a throttle valve in the air entering through the intake pipe buffering action, air, fuel mixture from the throttle body distribution to each cylinder.

[0003] 现有技术的电喷发动机进气管一般由铝合金铸造而成的一段弯管,根据各种型号的摩托车节气门体到气缸盖进气道的位置关系,进气管的折弯角度是不同的。 [0003] The prior art EFI engine intake pipe is generally made of an aluminum alloy casting an elbow in accordance with various models of motorcycles bending angle of the throttle body to the intake port of the cylinder head positional relationship, the intake pipe It is different. 但是,这种结构的电喷发动机进气管存在以下的缺点:以自然进气引擎来说,由于进气管位于节气门之后,所以当引擎油门开度小时,气缸内无法吸到足量的空气,就会造成进气管真空度高, 这样燃油就燃烧不充分;而当引擎油门开度大时,进气管内的真空度就会小,但是此时燃油的喷油量也增多,也不利于节能减排。 However, such a configuration EFI engine intake pipe there are the following disadvantages: the naturally aspirated engine, because the intake pipe is located after the throttle valve, so when the engine throttle opening hours, not a sufficient amount of sucked air in the cylinder, will result in the intake manifold vacuum is high, so it is incomplete combustion of fuel; and when the big engine throttle opening, the degree of vacuum in the intake pipe will be smaller, but the amount of fuel injection at this time also increased, is not conducive to energy conservation emissions. 因此,一般系统会加设电子控制单元(英文名称为Electronic Control Unit,简称ECU),通过电子控制单元向喷油器提供一定宽度的电脉冲信号以控制喷油量。 Thus, in general the system will be added provided an electronic control unit (English name for the Electronic Control Unit, referred to as the ECU), provide a width of the electrical pulse signal to the fuel injector by the electronic control unit to control the fuel injection amount. 但是这些装置相应地占用了本来就很紧凑的空间,使发动机系统体积增大。 Accordingly, these devices have been very compact and takes up space, increases the volume of the engine system.

实用新型内容 SUMMARY

[0004] 本实用新型所要解决的技术问题是,提供一种既占用空间小,又能保证燃油充分燃烧的摩托车上的电喷发动机进气管。 [0004] The present invention is to solve the technical problem is to provide both a small space, but also ensures that EFI engine fuel combustion on the intake pipe of the motorcycle.

[0005] 为解决上述技术问题,本实用新型提供的摩托车上的电喷发动机进气管,包括具有通孔的管体,所述的管体的一端为与电喷发动机节气门连接的连接端,另一端为与引擎进气门连接的连接端,所述的管体上还设有能安装喷油嘴的喷油嘴座装置和能安装电子控制单元的电子控制座装置,所述的喷油嘴座装置与管体的内腔相通,所述的电子控制座装置也与管体的内腔相通。 [0005] In order to solve the above problems, EFI engine on a motorcycle of the present invention provides an intake pipe, comprising a tubular body having a through hole, one end of the tubular body is connected to the connection end of the engine throttle EFI , is connected at the other end is connected with the engine intake valves, further provided with nozzle holder and nozzle means can install the electronic control means can seat mounting an electronic control unit on said tubular body, said spray nozzle seat lumen means communicating with the tubular body, the electronic control device is also in communication with the lumen of the seat tube.

[0006] 所述的喷油嘴座装置为喷油嘴固定凸台,所述的喷油嘴固定凸台位于与电喷发动机节气门连接的连接端的管体的外管壁上,所述的喷油嘴固定凸台上具有与管体内腔相通的第一通孔。 [0006] The seat of the nozzle means is fixed nozzle boss of the nozzle fixing bosses located on the outer wall of the tubular body connected to the connecting end EFI engine throttle, said injector fixing boss having a first through hole communicating with the tube lumen.

[0007] 所述的喷油嘴固定凸台与进气管的管体为一个整体。 [0007] The fixing of the nozzle boss and the intake pipe of the tubular body as a whole.

[0008] 所述的喷油嘴固定凸台上具有安装喷油嘴的两个第一螺纹孔,所述的两个第一螺纹孔对称分布在第一通孔的两侧。 [0008] The fuel injection nozzle having two first fixing threaded boss mounting holes in the nozzle, the first threaded hole of the two symmetrically at both sides of the first through hole.

[0009] 所述的电子控制座装置为电子控制单元固定凸台,所述的电子控制单元固定凸台位于管体的外管壁上,所述的电子控制单元固定凸台上具有与管体内腔相通且能插装电子控制单元的第二通孔;所述的电子控制单元固定凸台的旁边还设有小凸台,所述的小凸台上具有一个固定电子控制单元的第二螺纹孔。 [0009] The electronic control unit is an electronic control unit seat fixing boss, the electronic control unit is fixed on the outer wall of the boss of the tubular body, the electronic control unit having a fixing boss and the tubular body a second chamber communicating capable of insertion through hole of the electronic control unit; next fixing the electronic control unit also has a small boss boss, said boss having a second small screw thread of a fixed electronic control unit hole.

[0010] 所述的电子控制单元固定凸台与进气管的管体为一个整体。 [0010] The electronic control unit is fixed to the boss of the tubular body as a whole the intake pipe.

[0011] 所述的小凸台与进气管的管体为一个整体。 [0011] The small boss and the tubular body of the intake pipe as a whole.

[0012] 采用以上结构后,本实用新型与现有技术相比,具有以下的优点:由于在进气管的管体上设置了安装喷油嘴的喷油中固定凸台和安装电子控制单元的电子控制单元固定凸台,换句话说,在实际装配时,将喷油嘴和电子控制单元均安装在进气管的管体上,使发动机系统所占用的空间减小,同时也可以精确地通过电子控制单元来控制喷油嘴的喷油量, 达到控制降低尾气排放的目的。 [0012] With the above structure, the present invention compared with the prior art, has the following advantages: since the fuel injection nozzle is installed in the intake pipe in the tubular body and the mounting boss fixing the electronic control unit the electronic control unit is fixed boss, in other words, in the actual assembly, the electronic control unit and the nozzle are mounted on the intake pipe tube, so that the space occupied by the engine system is reduced, at the same time can be accurately by electronic fuel injection quantity control unit controls the nozzle, to control exhaust emissions reduction purposes.

[0013] 附图说明 [0013] BRIEF DESCRIPTION OF DRAWINGS

[0014] 图1是本实用新型摩托车上的电喷发动机进气管的俯视结构示意图; [0014] FIG. 1 is a schematic top view of the structure of the EFI engine intake pipe of the present invention to a motorcycle;

[0015] 图2是本实用新型摩托车上的电喷发动机进气管的主视结构示意图; [0015] FIG. 2 is a schematic front view of the structure of the EFI engine intake pipe of the present invention to a motorcycle;

[0016] 图3是图1中AA方向的结构示意图; [0016] FIG. 3 is a schematic view in the direction AA of Figure 1;

[0017] 图4是图2中BB方向的结构示意图; [0017] FIG. 4 is a schematic view in direction BB of Figure 2;

[0018] 图5是图2中CC方向的结构示意图。 [0018] FIG. 5 is a schematic view of the direction CC in FIG. 2.

[0019] 其中:1、喷油嘴固定凸台;2、第一螺纹孔;3、第一通孔;4、管体;5、电子控制单元固定凸台;6、第二通孔;7、第二螺纹孔;8、小凸台。 [0019] wherein: 1, injector fixing bosses; 2, a first threaded hole; 3, a first through hole; 4, the tubular body; 5, the electronic control unit is fixed boss; 6, a second through hole; 7 , a second screw hole; 8, a small boss.

具体实施方式 Detailed ways

[0020] 下面结合附图和具体实施方式对本实用新型作进一步详细地说明。 [0020] will be described in more detail for the present invention and specific embodiments in conjunction with the accompanying drawings.

[0021] 由图1〜图5所示的本实用新型摩托车上的电喷发动机进气管的结构示意图可知,它包括管体4,所述的管体4的一端为与摩托车的电喷发动机节气门连接的连接端,另一端为与摩托车的引擎进气门连接的连接端。 [0021] EFI engine structural diagram of the present invention on a motorcycle shown in FIG. 1 ~ 5 of the intake pipe can be seen, including EFI 4, one end of the tubular body 4 of the tubular body of the motorcycle engine throttle connecting end connected to the other end is connected to the engine intake end connected to the motorcycle. 所述的管体4上还设有能安装喷油嘴的喷油嘴座装置和能安装电子控制单元的电子控制座装置,所述的喷油嘴座装置与管体4的内腔相通,所述的电子控制座装置也与管体4的内腔相通。 Said tube holder means further nozzle is provided with nozzle holder and nozzle means can install the electronic control means can seat mounted on the electronic control unit 4, which communicates with the lumen 4 of the tube, the electronic control means also communicates with the lumen of the seat tube 4.

[0022] 所述的喷油嘴座装置为喷油嘴固定凸台1,所述的喷油嘴固定凸台1位于与电喷发动机节气门连接的连接端的管体4的外管壁上,所述的喷油嘴固定凸台1上具有与管体4内腔相通的第一通孔3。 The [0022] nozzle holder fixing means is a nozzle boss 1, the boss 1 is fixed nozzle positioned on an outer wall connected to the EFI engine throttle connecting end of the tubular body 4, said nozzle fixing projection of the first lumen 4 through hole communicating the tubular body 3 has an upper table. 所述的喷油嘴固定凸台1与进气管的管体4为一个整体。 Said nozzle fixing member and a boss of the intake pipe 4 as a whole. 所述的喷油嘴固定凸台1上具有安装喷油嘴的两个第一螺纹孔2,所述的两个第一螺纹孔2对称分布在第一通孔3的两侧。 Said nozzle fixing bosses has two first threaded hole 12 is mounted on the nozzle, the two first threaded hole 2 at both sides of symmetrical first through-hole 3.

[0023] 所述的电子控制座装置为电子控制单元固定凸台5,所述的电子控制单元固定凸台5位于管体4的外管壁上,所述的电子控制单元固定凸台5上具有与管体4内腔相通且能插装电子控制单元的第二通孔6。 [0023] The electronic control unit is an electronic control unit seat fixing boss 5, the electronic control unit is fixed on a projection of the outer wall 4, the electronic control unit 5 sets fixing boss 5 located in the tubular body and a second through-hole 4 having a lumen capable of communication with the electronic control unit of the insertion tube 6. 所述的电子控制单元固定凸台5的旁边还设有小凸台8,所述的小凸台8上具有一个固定电子控制单元的第二螺纹孔7。 Next to the electronic control unit fixing boss 5 is also provided with small projections 8, the small projections having a second threaded hole of the stationary electronic control unit 7 on the table 8. 所述的电子控制单元固定凸台5与进气管的管体4为一个整体。 The electronic control unit 5 and the fixing boss of the intake pipe 4 as a whole. 所述的小凸台8与进气管的管体4为一个整体。 The small projection 8 and the tubular body 4 of the intake pipe as a whole.

[0024] 本实用新型摩托车上的电喷发动机进气管在制造工艺上采用复合型重力铸造工艺,既可以提高产品表面的外观质量,又便于用固溶处理来提高产品的各类机械性能。 EFI engine on the [0024] present invention using the composite motorcycle intake gravity casting process in the manufacturing process, can enhance the appearance of the product surface, and is convenient for all types of solution heat treatment to improve the mechanical properties of the product.

[0025] 本实用新型并不局限于以上所述的结构,其中喷油嘴固定凸台和电子控制单元固定凸台也可以可拆式连接在进气管的管体上。 [0025] The present invention is not limited to the above-described configuration, wherein the nozzle boss and the fixing the electronic control unit on the fixing boss may be detachably connected to the intake pipe of the tubular body.

[0026] 以上变化落入本实用新型的保护范围之内。 [0026] The above variations fall within the scope of protection of the present invention.

Claims (7)

1. 一种摩托车上的电喷发动机进气管,包括管体G),所述的管体(4)的一端为与电喷发动机节气门连接的连接端,另一端为与引擎进气门连接的连接端,其特征在于:所述的管体(4)上还设有能安装喷油嘴的喷油嘴座装置和能安装电子控制单元的电子控制座装置, 所述的喷油嘴座装置与管体的内腔相通,所述的电子控制座装置也与管体的内腔相通。 1. On the EFI engine intake pipe for a motorcycle, comprising a tubular body G), one end of the tube (4) is connected to the EFI engine throttle end connected to the other end of the intake valve and the engine connecting the connection end, wherein: said tubular body further provided with nozzle holder and nozzle means can install the electronic control means can seat mounted on the electronic control unit (4), said nozzle seat tube lumen means communicating with said electronic control means is also in communication with the lumen of the seat tube.
2.根据权利要求1所述的摩托车上的电喷发动机进气管,其特征在于:所述的喷油嘴座装置为喷油嘴固定凸台(1),所述的喷油嘴固定凸台(1)位于与电喷发动机节气门连接的连接端的管体的外管壁上,所述的喷油嘴固定凸台(1)上具有与管体内腔相通的第一通孔⑶。 The EFI engine on a motorcycle according to claim 1, wherein the intake pipe, characterized in that: said nozzle means is a nozzle holder holding studs (1), said nozzle fixing projections station (1) located on the outer wall of the tubular body connected to the connecting end EFI engine throttle, said nozzle fixing bosses (1) having a first through hole ⑶ lumen communicating with the tubular body.
3.根据权利要求2所述的摩托车上的电喷发动机进气管,其特征在于:所述的喷油嘴固定凸台(1)与进气管的管体(4)为一个整体。 The EFI engine of the motorcycle on the intake pipe of claim 2, wherein: said nozzle boss integrally fixed (1) and the tube (4) of the intake pipe.
4.根据权利要求2所述的摩托车上的电喷发动机进气管,其特征在于:所述的喷油嘴固定凸台(1)上具有安装喷油嘴的两个第一螺纹孔O),所述的两个第一螺纹孔(¾对称分布在第一通孔(3)的两侧。 4. The EFI engine on a motorcycle according to claim intake pipe 2, characterized in that: said nozzle fixing projection having two first threaded hole O mounted on the injector (1) units) said two first threaded hole (¾ symmetrically at both sides of the first through hole (3).
5.根据权利要求1所述的摩托车上的电喷发动机进气管,其特征在于:所述的电子控制座装置为电子控制单元固定凸台(5),所述的电子控制单元固定凸台(¾位于管体(4)的外管壁上,所述的电子控制单元固定凸台(5)上具有与管体内腔相通且能插装电子控制单元的第二通孔(6);所述的电子控制单元固定凸台(¾的旁边还设有小凸台(8),所述的小凸台(8)上具有一个固定电子控制单元的第二螺纹孔(7)。 The EFI engine on a motorcycle according to claim 1, wherein the intake pipe, characterized in that: said electronic control means is an electronic control unit housing fixing projection (5), the electronic control unit fixing boss the outer wall (¾ located tube (4), said electronic control unit having a second boss fixing holes (6) capable of communicating with the tube lumen insertion of the electronic control unit (5); the fixing the electronic control unit of said boss (¾ further provided next to the small projection (8), said boss having a second smaller threaded bore (7) a stationary electronic control unit (8).
6.根据权利要求5所述的摩托车上的电喷发动机进气管,其特征在于:所述的电子控制单元固定凸台(¾与进气管的管体(4)为一个整体。 EFI engine according to claim 5 of the motorcycle on the intake pipe, characterized in that: said electronic control unit is integrally fixed to a boss (¾ tubular body (4) of the intake pipe.
7.根据权利要求5所述的摩托车上的电喷发动机进气管,其特征在于:所述的小凸台(8)与进气管的管体(4)为一个整体。 The EFI engine on a motorcycle as claimed in claim 5, wherein the intake pipe, characterized in that: said small projection (8) and the tube (4) as a whole the intake pipe.
CN2010206451666U 2010-11-26 2010-11-26 Air inlet pipe for electric injection engine of motorcycle CN201865817U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102434336A (en) * 2011-11-15 2012-05-02 力帆实业(集团)股份有限公司 Integral type air inlet pipe of electronic fuel injection engine
CN103883442A (en) * 2014-02-28 2014-06-25 济南轻骑发动机有限公司 Gas inlet elbow of engine of light electronic injection pedal motorcycle

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102434336A (en) * 2011-11-15 2012-05-02 力帆实业(集团)股份有限公司 Integral type air inlet pipe of electronic fuel injection engine
CN103883442A (en) * 2014-02-28 2014-06-25 济南轻骑发动机有限公司 Gas inlet elbow of engine of light electronic injection pedal motorcycle

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