CN101302982B - Motor vehicle gasoline throttle jaw opening sensor - Google Patents
Motor vehicle gasoline throttle jaw opening sensor Download PDFInfo
- Publication number
- CN101302982B CN101302982B CN2008100698573A CN200810069857A CN101302982B CN 101302982 B CN101302982 B CN 101302982B CN 2008100698573 A CN2008100698573 A CN 2008100698573A CN 200810069857 A CN200810069857 A CN 200810069857A CN 101302982 B CN101302982 B CN 101302982B
- Authority
- CN
- China
- Prior art keywords
- rotating wheel
- wheel disk
- base plate
- rotary table
- opening sensor
- 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.)
- Expired - Fee Related
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- Combined Controls Of Internal Combustion Engines (AREA)
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
- Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
Abstract
The invention discloses a vehicle throttle opening sensor used for motorcycles, particularly in carburetor motorcycles. The sensor is provided with a rotating rotary table and a microswitch, wherein, the rotating rotary table is installed on a bottom plate by a locating pin; an offsetting spring is arranged between the rotating rotary table and the bottom plate; a pulling rope guide slot and a fixing hole are arranged on the rotating rotary table; the microswitch is fixed beside the rotating rotary table; at least two sections of consecutive circular faces are arranged at the peripheral surface of the rotating rotary table along the circumferential direction; a roller of the microswitch is contacted with the consecutive circular faces. The sensor can accurately obtain the information of the throttle opening, reflect the load situation of the engine more factually by combining with the rotating speed of the engine and ensure that igniting the engine according to the change law of the advance angle of the best igniting is possible. The sensor has simple structure and convenient installation.
Description
Technical field
The invention belongs to the motor car engine technical field, specifically, relate in order to obtain the sensor of engine throttle opening information.
Background technique
The effect of engine ignition system is to produce electrical spark between sparking-plug electrode on time, lights mixed gas, makes the motor acting.Ignition advance angle (being also referred to as time of ignition) is one of very important parameter of motor, and the performances such as output power, moment of torsion, oil consumption and discharging of motor are had a significant impact.All exist an optimum igniting advance angle corresponding to the given operating conditions of motor, obtaining the optimum igniting advance angle Changing Pattern of motor under various operating modes (i.e. angular curve or ignition curve are advanced in igniting) and control that motor lights a fire by the Changing Pattern of optimum igniting advance angle as far as possible by test is one of target that Developmental Engineer pursued all the time.
On present domestic motorcycle, especially adopt the motorcycle of Carburetor, engine ignition system generally is to design igniting according to engine speed to advance angular curve, though can guarantee the power character and the fuel economy of motor so to a certain extent, but often can not reach the optimum Match of ignition system and motor, phenomenon such as cause motorcycle in use occur to quicken easily to be short of power, to blow out and oil consumption is higher.Along with country has formulated more and more stricter vehicular emission rules, how to guarantee that motorcycle improves power character when reaching state emission standard, and the reduction fuel consume is the severe problem that current numerous domestic motorcycle enterprises faces jointly.
Because the motorcycle use condition is complicated, in fact, except that engine speed, load also is the key factor of reaction engine operation condition, therefore, want to reach the optimum Match of ignition system and motor, the size that its angular curve into of lighting a fire should be taken all factors into consideration engine speed and user's actual load designs.The user is mainly reflected in the controlling of throttle stroke in the size of actual load on the motorcycle, thereby available throttle opening information reflects the load condition of motor.
Summary of the invention
The purpose of this invention is to provide and a kind ofly can accurately gather the throttle stroke signal, the motor vehicle gasoline throttle jaw opening sensor of reflection engine load conditions.
The technical solution used in the present invention is: a kind of motor vehicle gasoline throttle jaw opening sensor, have rotating wheel disk and sensitive switch, rotating wheel disk is installed on the base plate by locating stud, is provided with Returnning spring between rotating wheel disk and the base plate, is provided with drag-line guiding groove and fixed hole on rotating wheel disk; Sensitive switch is fixed on the next door of rotating wheel disk, is circumferentially with at least two sections continuous circular arc faces with different radii on the outer circumferential face edge of rotating wheel disk, and the roller of sensitive switch contacts with this continuous circular arc face.
During assembling, the drag-line that an end is twined and is fixed on the rotating wheel disk is in parallel with the throttle drag-line, and when controlling throttle, rotating wheel disk will be turned moving with the throttle drag-line synchronously.Because along circumferentially being provided with at least two sections continuous circular arc faces that radius is different, the radius of every section arc surface and radian are that required control signal designs according to motor at the certain load down-firing at the rotating wheel disk outer circumferential face.When the sensitive switch roller contacts with the arc surface of different radii, sensitive switch is just exported different switching signals, igniting system carries out COMPREHENSIVE CALCULATING and judgement according to this signal and binding engine rotating speed and other reference signal again, export control signal igniting system is lighted a fire with best advance angle, thereby reach the optimum Match of igniting system and motor.
The technique effect that the present invention obtains is: can accurately obtain throttle opening information, the binding engine rotating speed is to reflect the load condition of motor more realistically, make motor by the Changing Pattern of optimum igniting advance angle give me a little pyrogene for may, sensor simple in structure, easy for installation.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the A-A sectional view of Fig. 1.
Fig. 3 is an outline drawing of the present invention.
Fig. 4 is a user mode schematic representation of the present invention.
Embodiment
The invention will be further described below in conjunction with drawings and Examples:
As shown in Figure 1 and Figure 2, a kind of motorcycle that is used for, especially the accelerator open degree sensor on the Carburetor motorcycle, have rotating wheel disk 1 and sensitive switch 2, rotating wheel disk 1 is installed on the base plate 4 by locating stud 3, be provided with Returnning spring 5 between rotating wheel disk 1 and the base plate 4, on rotating wheel disk 1, be provided with drag-line guiding groove 1a and fixed hole 1b; Sensitive switch 2 is fixed on the base plate 4 and is positioned at the next door of rotating wheel disk 1, outer circumferential face edge at rotating wheel disk 1 is circumferentially with at least two sections continuous circular arc face 1c with different radii, the roller 2a of sensitive switch 2 contacts with this continuous circular arc face 1c, and sensitive switch 2 is a waterproof micro switch.During assembling, the drag-line that an end is twined and is fixed on the rotating wheel disk 1 is in parallel with the throttle drag-line, and rotating wheel disk 1 just can follow the throttle drag-line to realize rotating synchronously when controlling throttle.
As Fig. 1, shown in Figure 3, rotating wheel disk 1 is positioned at the box that is formed by connecting by base plate 4 and shell 6 with sensitive switch 2, and base plate 4 is provided with the mounting hole 4a that is connected with vehicle frame, and this mounting hole 4a is positioned at the box inner region.Must earlier base plate 4 be screwed after on the vehicle frame during installation shell 6 is installed again, adopt this mounting type, can effectively reduce the size of base plate 4, reduce the assembly space on car load.
As can be seen from Figure 2: be provided with first plain washer 7 between Returnning spring 5 and the base plate 4, the outside of rotating wheel disk 1 is equipped with second plain washer 8 and collar 9 successively, can guarantee like this to turn round steady, light after rotating wheel disk 1 is installed and reset rapidly.
Referring to Fig. 4, working principle of the present invention is: the drag-line 10 that an end twines and is fixed on the rotating wheel disk 1 is in parallel with the throttle drag-line; When the user controlled throttle, drag-line 10 drove rotating wheel disk 1 rotation and synchronous with the throttle drag-line, and the radian that rotating wheel disk 1 rotates is consistent with accelerator open degree; And the different arc surface of radius designs according to the required control signal of engine ignition system on rotating wheel disk 1 outer circumferential face; When the roller of sensitive switch 2 contacts with the arc surface of different radii, sensitive switch 2 is just exported different switching signals, igniting system carries out COMPREHENSIVE CALCULATING and judgement according to this signal and binding engine rotating speed and other reference signal again, export control signal igniting system is lighted a fire with best advance angle, thereby reach the optimum Match of igniting system and motor.
Claims (3)
1. a motor vehicle gasoline throttle jaw opening sensor is characterized in that comprising rotating wheel disk and sensitive switch, and rotating wheel disk is installed on the base plate by locating stud, is provided with Returnning spring between rotating wheel disk and the base plate, is provided with drag-line guiding groove and fixed hole on rotating wheel disk; Sensitive switch is fixed on the next door of rotating wheel disk, is circumferentially with at least two sections continuous circular arc faces with different radii on the outer circumferential face edge of rotating wheel disk, and the roller of sensitive switch contacts with this continuous circular arc face.
2. a kind of motor vehicle gasoline throttle jaw opening sensor according to claim 1, it is characterized in that described rotating wheel disk and sensitive switch are positioned at the box that is formed by connecting by base plate and shell, base plate is provided with the mounting hole that is connected with vehicle frame, and this mounting hole site is in the box inner region.
3. a kind of motor vehicle gasoline throttle jaw opening sensor according to claim 1 is characterized in that being provided with first plain washer between described Returnning spring and the base plate, and the outside of rotating wheel disk is equipped with second plain washer and collar successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100698573A CN101302982B (en) | 2008-06-20 | 2008-06-20 | Motor vehicle gasoline throttle jaw opening sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100698573A CN101302982B (en) | 2008-06-20 | 2008-06-20 | Motor vehicle gasoline throttle jaw opening sensor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101302982A CN101302982A (en) | 2008-11-12 |
| CN101302982B true CN101302982B (en) | 2010-06-02 |
Family
ID=40113028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100698573A Expired - Fee Related CN101302982B (en) | 2008-06-20 | 2008-06-20 | Motor vehicle gasoline throttle jaw opening sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101302982B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111502887B (en) * | 2020-06-03 | 2021-09-14 | 中国民用航空飞行学院 | Method for accurately determining pre-ignition angle of ignition type aviation piston engine |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4177684A (en) * | 1977-08-10 | 1979-12-11 | Hesston Corporation | Angularly adjustable mounting for sprocket wheels and the like |
| US4497397A (en) * | 1981-02-24 | 1985-02-05 | Automotive Products Limited | Clutch control system |
| CN2200741Y (en) * | 1994-09-24 | 1995-06-14 | 刘平 | Valve electrical device for multi-rotary |
| CN1877261A (en) * | 2006-06-23 | 2006-12-13 | 力帆实业(集团)有限公司 | Accelerator open degree sensor |
| CN2898329Y (en) * | 2006-03-22 | 2007-05-09 | 韩群山 | Throttle transmission of motorcycle |
| CN2901392Y (en) * | 2006-04-26 | 2007-05-16 | 项美根 | Travel control openness indicating mechanism |
| CN201249850Y (en) * | 2008-06-20 | 2009-06-03 | 隆鑫工业有限公司 | Throttle opening sensor of motor vehicle |
-
2008
- 2008-06-20 CN CN2008100698573A patent/CN101302982B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4177684A (en) * | 1977-08-10 | 1979-12-11 | Hesston Corporation | Angularly adjustable mounting for sprocket wheels and the like |
| US4497397A (en) * | 1981-02-24 | 1985-02-05 | Automotive Products Limited | Clutch control system |
| CN2200741Y (en) * | 1994-09-24 | 1995-06-14 | 刘平 | Valve electrical device for multi-rotary |
| CN2898329Y (en) * | 2006-03-22 | 2007-05-09 | 韩群山 | Throttle transmission of motorcycle |
| CN2901392Y (en) * | 2006-04-26 | 2007-05-16 | 项美根 | Travel control openness indicating mechanism |
| CN1877261A (en) * | 2006-06-23 | 2006-12-13 | 力帆实业(集团)有限公司 | Accelerator open degree sensor |
| CN201249850Y (en) * | 2008-06-20 | 2009-06-03 | 隆鑫工业有限公司 | Throttle opening sensor of motor vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101302982A (en) | 2008-11-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: CHONGQING LONGXIN LOCOMOTIVE CO., LTD. Free format text: FORMER OWNER: LONGXIN INDUSTRIAL CO., LTD. Effective date: 20091113 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20091113 Address after: LONCIN Industrial Park, Chongqing economic and Technological Development Zone, postcode: 400060 Applicant after: Chongqing Longxin Engine Co., Ltd. Address before: LONCIN Industrial Park, Baihe Industrial Zone, Chongqing economic and Technological Development Zone, China: 400060 Applicant before: Loncin Industry Co., Ltd. |
|
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Xu Debin Inventor after: Dai Junchang Inventor after: Jiang Yong Inventor after: Chen Xin Inventor before: Xu Debin Inventor before: Jiang Yong Inventor before: Chen Xin |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: XU DEBIN JIANG YONG CHEN XIN TO: XU DEBIN DAI JUNCHANG JIANG YONG CHEN XIN |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100602 Termination date: 20130620 |