CN104989533A - Anti-carbon electronic throttle valve - Google Patents
Anti-carbon electronic throttle valve Download PDFInfo
- Publication number
- CN104989533A CN104989533A CN201510409606.5A CN201510409606A CN104989533A CN 104989533 A CN104989533 A CN 104989533A CN 201510409606 A CN201510409606 A CN 201510409606A CN 104989533 A CN104989533 A CN 104989533A
- Authority
- CN
- China
- Prior art keywords
- air
- cavity
- internal baffle
- electronic throttle
- valve
- 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.)
- Granted
Links
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 16
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 22
- 238000000151 deposition Methods 0.000 claims abstract description 5
- 238000002955 isolation Methods 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 13
- 230000004888 barrier function Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 7
- 230000008021 deposition Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Landscapes
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
- Lift Valve (AREA)
Abstract
The invention discloses an anti-carbon electronic throttle valve which is characterized in that an air intake duct, an air intake cavity communicated with the air intake duct, and an idle valve arranged in the air intake cavity and performing air intake control on an engine are formed and arranged in a throttle valve body; the idle valve is arranged in an upper layer air cavity; an air intake curved duct is arranged in a lower layer air cavity and connected between the idle valve and an engine intake port; the air intake curved duct is internally provided with a groove used for depositing carbon granules of reversed ejection gas of an engine; and when the engine is in an idle state, an air flow enters the upper layer air cavity from the air intake duct, passes through the idle valve, and enters the lower layer air cavity. The lower layer air cavity is provided with the air intake curved duct from the idle valve to the engine intake port, so that the carbon granules entrained by the reversed ejection mixed gas can be blocked effectively, the carbon granules are prevented from stacking on an air duct surface of the idle valve, and stable operation of the engine in the idle state is kept; and with the adoption of the ratchet wheel curved duct, the air intake structure is optimized, the air intake blocking effect is little, and smooth air intake of the throttle valve is kept.
Description
Technical field
The present invention relates to closure, particularly a kind of anti-carbon electronic throttle.
Background technique
Existing four-stroke engine for motor cycle is improper because safeguarding, adjusting after the long period uses, and just there will be motor and regurgitates fault.When motor is regurgitated, the pressure of what motor was of short duration, rapid regurgitate air-flow is greater than the suction pressure of motor, and the air-flow regurgitated returns along former road, enters air filter, after end regurgitated by motor through idling valve.Now the suction pressure of motor can be greater than and regurgitates stream pressure, and the mixed gas be trapped in air filter is inhaled into again in motor, and the carbon granules regurgitated in mixed gas directly drops on idling valve air flue face.When carbon granules piles up some, idling valve air flue face can be caused to raise, reduce idling air flue area, cause the air inflow entering motor to reduce, make engine charge unstable, cause engine idle unstable.
Summary of the invention
For solving the problems of the technologies described above, the invention provides the practical anti-carbon deposition electronic throttle reliably of a kind of structure, can effectively filter the carbon granules regurgitated in gas, keep engine charge steady and smooth.
The present invention solves the technological scheme that its problem adopts:
A kind of anti-carbon electronic throttle, comprise tb, this tb is provided with intake duct, the air-inlet cavity be communicated with intake duct and the idling valve for carrying out air inlet control to motor, described air-inlet cavity is separated into upper strata air cavity and lower floor's air cavity, described idling valve is placed in the air cavity of upper strata, being provided with air inlet bend in described lower floor air cavity is connected between idling valve and engine intake, is provided with the groove regurgitating the carbon granules of gas for depositing motor in described air inlet bend.
When motor is regurgitated, the carbon granules regurgitated in mixed gas enters air inlet bend by engine intake, and under the barrier effect of elbow structure and groove, carbon granules circles round in groove, and finally drop in each groove, avoid carbon granules to be deposited on the air flue face of idling valve.
The improvement of technique scheme, described air inlet bend is by air flue and be arranged on the internal baffle of air flue inwall both sides and exterior siding forms, described internal baffle and exterior siding arrange fixing with mutually staggering around air flue, to make to form an elbow structure between adjacent internal baffle and exterior siding, elbow structure is conducive to slowing down regurgitates airspeed, and carbon granules is more easily stopped in a groove.
The improvement of technique scheme, described internal baffle and exterior siding are inclined on air flue inwall, and described internal baffle tilts to the airintake direction of air flue, described exterior siding to air flue regurgitate direction tilt.Wherein, internal baffle reduces the stop to air inlet, keeps air inlet smooth and easy, and plays primary barrier effect to regurgitating gas.
Preferably, the angle that described internal baffle and air flue are positioned at airintake direction side is 118-120 degree, and it is 60-62 degree that described internal baffle and air flue are positioned at the angle regurgitating side, direction.
Preferably, described internal baffle, exterior siding and air flue form ratchet shape bend, and this ratchet shape bend is conducive to optimizing air intake structure, little to air inlet barrier effect, and throttle valve keeps air inlet smooth and easy, and on the contrary, large to the barrier effect regurgitating gas, structure is practical reliable.
Preferred, described ratchet shape bend is provided with 15 bend turning points.
Preferred, described air inlet bend is provided with the dividing plate corresponding with internal baffle and is positioned at bend mouth place, described dividing plate coordinates with internal baffle and forms groove, internal baffle stops that the effect of regurgitating gas is large, regurgitate gas flow velocity after internal baffle stops can slow down rapidly, now be conducive to carbon granules to circle round in groove, and finally fall into groove.
The improvement of technique scheme, carry out isolation layering by arranging space bar between described upper strata air cavity and lower floor's air cavity, this space bar is detachably separated, and facilitates clean and maintenance, ensures that upper strata air cavity and lower floor's air cavity have good sealing simultaneously.
The improvement of technique scheme, above-mentioned idling valve is idle motors valve or solenoid valve.
The invention has the beneficial effects as follows: in this electronic throttle, air-inlet cavity adopts isolation hierarchy, install succinct, be conducive to being separated clean, maintaining, motor in the idling state air-flow enters upper strata air cavity from intake duct, lower floor's air cavity is entered through idling valve, lower floor's air cavity from idling valve to engine intake air inlet bend and groove are set, effectively can stop the carbon granules regurgitated mixed gas and carry secretly, avoid carbon granules to pile up in idling valve air flue face, keep motor smooth running in the idling state; Adopt ratchet shape bend to optimize air intake structure, little to air inlet barrier effect, throttle valve keeps air inlet smooth and easy.
Accompanying drawing explanation
Below in conjunction with accompanying drawing and example, the invention will be further described.
Fig. 1 is sectional structure chart of the present invention;
Fig. 2 is the sectional view at A-A place in Fig. 1;
Fig. 3 be in the present invention air inlet bend at the schematic diagram of air-suction state;
Fig. 4 be in the present invention air inlet bend at the schematic diagram of the state of regurgitating.
Embodiment
With reference to Fig. 1-4, the anti-carbon electronic throttle of one provided by the invention, comprise tb 1, this tb 1 is provided with intake duct 11, the air-inlet cavity be communicated with intake duct 11 and the idling valve 12 for carrying out air inlet control to motor, in this embodiment, the idling valve 12 adopted is idle motors valve or solenoid valve, space bar 16 is utilized air-inlet cavity to be separated into upper strata air cavity 13 and lower floor's air cavity 14, described idling valve 12 is arranged in upper strata air cavity 13, being provided with air inlet bend 15 in described lower floor air cavity 14 is connected between idling valve 12 and engine intake 2, when controlling air inlet by idling valve 12, air-flow just can be delivered in motor through air inlet bend 15, in air inlet bend 15, groove is set, effectively can deposit collection motor by this groove and regurgitate the carbon granules 3 carried secretly in gas, carbon granules 3 is avoided to be deposited on the air flue face of idling valve 12.
In this embodiment, concrete air inlet bend 15 structure is by the air flue 151 be placed in lower floor's air cavity 14 and be arranged on the internal baffle 153 of air flue 151 inwall both sides and exterior siding 152 forms, air flue 151 is preferably ring structure, wherein, exterior siding 152 is positioned at the outside of air flue 151 inwall, internal baffle 153 is positioned at the inner side of air flue 151 inwall, internal baffle 153 and exterior siding 152 arrange around air flue 151 with mutually staggering, to make to form an elbow structure between adjacent internal baffle 153 and exterior siding 152, elbow structure is conducive to slowing down regurgitates airspeed, carbon granules 3 is more easily stopped in a groove.
In this embodiment, internal baffle 153 and exterior siding 152 are inclined on air flue 151 inwall, and wherein, internal baffle 153 tilts to the airintake direction of air flue 151, and exterior siding 152 regurgitates direction inclination to air flue 151.This air inlet bend 15 preferably adopts the project organization of ratchet shape bend, and total length is about 63mm, numeral number mark as shown in Figure 3, and this ratchet shape bend is provided with 15 bend turning points, and the deposition effect of carbon granules 3 can be made to reach best.Ratchet shape bend is conducive to optimizing air intake structure simultaneously, little to air inlet barrier effect, and throttle valve keeps air inlet smooth and easy, and on the contrary, large to regurgitating gas barrier effect, structure is practical reliable.
Preferably, be provided with the dividing plate 154 corresponding with internal baffle 153 and be positioned at bend mouth place in air inlet bend 15, this dividing plate 154 coordinates with internal baffle 153 and forms groove, and it is 1.6 mm that the dividing plate 154 of this embodiment designs width, is highly 1.8 mm.Because internal baffle 153 stops that the effect of regurgitating gas is large, regurgitating gas flow velocity after internal baffle 153 stops can slow down rapidly, is now conducive to carbon granules 3 and circles round in groove, and finally fall into groove.
In order to the barrier effect making internal baffle 153 pairs of air inlets and regurgitate air-flow reaches comparatively state of equilibrium, arranging internal baffle 153 with the angle of air flue 151 in airintake direction side is 118-120 degree, then internal baffle 153 and air flue 151 are 60-62 degree at the angle regurgitating side, direction.
The concrete working procedure of this electronic throttle is: air-flow enters into upper strata air cavity 13 from intake duct 11 after air filter, air inlet is controlled by idling valve 12, air-flow enters lower floor's air cavity 14 from idling valve 12 air flue face, then engine intake 2 is delivered to through air inlet bend 15, maintain and start i.e. stable operation in the idling state, the direction of arrow is the direction of air inlet and regurgitates direction as shown in Figure 3; When motor is regurgitated, regurgitate mixed gas and enter air inlet bend 15 by engine intake 2, at elbow structure under the barrier effect regurgitating gas, regurgitate the carbon granules 3 carried secretly in gas can deposit in a groove, be illustrated in figure 4 motor and send out jet stream direction, be convenient to cleaning, thus avoid carbon granules 3 to pile up on idling valve 12 air flue face, throttle valve air inlet is smooth and easy, keeps motor smooth running in the idling state
The above, just preferred embodiment of the present invention, the present invention is not limited to above-mentioned mode of execution, as long as it reaches technique effect of the present invention with identical means, all should belong to protection scope of the present invention.
Claims (9)
1. an anti-carbon electronic throttle, comprise tb, this tb is provided with intake duct, the air-inlet cavity be communicated with intake duct and the idling valve for carrying out air inlet control to motor, it is characterized in that: described air-inlet cavity is separated into upper strata air cavity and lower floor's air cavity, described idling valve is placed in the air cavity of upper strata, being provided with air inlet bend in described lower floor air cavity is connected between idling valve and engine intake, is provided with the groove regurgitating the carbon granules of gas for depositing motor in described air inlet bend.
2. the anti-carbon electronic throttle of one according to claim 1, it is characterized in that: described air inlet bend is by air flue and be arranged on the internal baffle of air flue inwall both sides and exterior siding forms, described internal baffle and exterior siding arrange fixing with mutually staggering around air flue, to make to form an elbow structure between adjacent internal baffle and exterior siding.
3. the anti-carbon electronic throttle of one according to claim 2, is characterized in that: described internal baffle and exterior siding are inclined on air flue inwall, and described internal baffle tilts to the airintake direction of air flue, described exterior siding to air flue regurgitate direction tilt.
4. the anti-carbon electronic throttle of one according to claim 3, is characterized in that: the angle that described internal baffle and air flue are positioned at airintake direction side is 118-120 degree, and it is 60-62 degree that described internal baffle and air flue are positioned at the angle regurgitating side, direction.
5., according to the arbitrary described anti-carbon electronic throttle of one of claim 2-4, it is characterized in that: described internal baffle, exterior siding and air flue form ratchet shape bend.
6. the anti-carbon electronic throttle of one according to claim 5, is characterized in that: described ratchet shape bend is provided with 15 bend turning points.
7. the anti-carbon electronic throttle of one according to claim 5, is characterized in that: described air inlet bend is provided with the dividing plate corresponding with internal baffle and is positioned at bend mouth place, and described dividing plate coordinates with internal baffle and forms groove.
8. the anti-carbon electronic throttle of one according to claim 1, is characterized in that: carry out isolation layering by arranging space bar between described upper strata air cavity and lower floor's air cavity.
9. the anti-carbon electronic throttle of one according to claim 1, is characterized in that: above-mentioned idling valve is idle motors valve or solenoid valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510409606.5A CN104989533B (en) | 2015-07-13 | 2015-07-13 | A kind of electronic throttle of anti-carbon deposition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510409606.5A CN104989533B (en) | 2015-07-13 | 2015-07-13 | A kind of electronic throttle of anti-carbon deposition |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104989533A true CN104989533A (en) | 2015-10-21 |
| CN104989533B CN104989533B (en) | 2018-08-07 |
Family
ID=54301399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510409606.5A Active CN104989533B (en) | 2015-07-13 | 2015-07-13 | A kind of electronic throttle of anti-carbon deposition |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104989533B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113431678A (en) * | 2021-05-27 | 2021-09-24 | 株式会社三国 | Carbon deposition prevention structure of throttle body |
| CN113685274A (en) * | 2021-10-27 | 2021-11-23 | 江苏领先汽车技术有限公司 | Anti-carbon-deposition electronic throttle valve |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH112170A (en) * | 1997-06-11 | 1999-01-06 | Nippon Soken Inc | Idle intake control device |
| US6041754A (en) * | 1997-04-14 | 2000-03-28 | Nippon Soken, Inc. | Idle intake control device |
| KR20040015975A (en) * | 2002-08-14 | 2004-02-21 | 현대자동차주식회사 | a carbon deposit protecting structure of idle speed control system for LPG vehicle |
| CN101535613A (en) * | 2006-11-09 | 2009-09-16 | 丰田自动车株式会社 | Sludge adhesion suppressing structure for internal combustion engine |
| CN103047056A (en) * | 2011-10-13 | 2013-04-17 | 株式会社山彦 | Intake device for engine |
| CN204900081U (en) * | 2015-07-13 | 2015-12-23 | 江门逸和机电有限公司 | Prevent electronic throttle of carbon deposit |
-
2015
- 2015-07-13 CN CN201510409606.5A patent/CN104989533B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6041754A (en) * | 1997-04-14 | 2000-03-28 | Nippon Soken, Inc. | Idle intake control device |
| JPH112170A (en) * | 1997-06-11 | 1999-01-06 | Nippon Soken Inc | Idle intake control device |
| KR20040015975A (en) * | 2002-08-14 | 2004-02-21 | 현대자동차주식회사 | a carbon deposit protecting structure of idle speed control system for LPG vehicle |
| CN101535613A (en) * | 2006-11-09 | 2009-09-16 | 丰田自动车株式会社 | Sludge adhesion suppressing structure for internal combustion engine |
| CN103047056A (en) * | 2011-10-13 | 2013-04-17 | 株式会社山彦 | Intake device for engine |
| CN204900081U (en) * | 2015-07-13 | 2015-12-23 | 江门逸和机电有限公司 | Prevent electronic throttle of carbon deposit |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113431678A (en) * | 2021-05-27 | 2021-09-24 | 株式会社三国 | Carbon deposition prevention structure of throttle body |
| CN113685274A (en) * | 2021-10-27 | 2021-11-23 | 江苏领先汽车技术有限公司 | Anti-carbon-deposition electronic throttle valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104989533B (en) | 2018-08-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104989533A (en) | Anti-carbon electronic throttle valve | |
| JP2015218717A5 (en) | Layered scavenging two-cycle internal combustion engine | |
| CN204900081U (en) | Prevent electronic throttle of carbon deposit | |
| CN105089772A (en) | Stratified scavenging two-stroke internal combustion engine and carburetor thereof | |
| CN106043328A (en) | Motor train unit and sanding device used for urban rail vehicle | |
| CN200991619Y (en) | Stepping pipe spraying pulse bag type dust collector | |
| CN202402173U (en) | Injection valve | |
| CN207274672U (en) | A kind of integral type sand sprayer agent structure and the sand sprayer with the structure | |
| CN205977438U (en) | Cylinder head with prevented clamping stagnation structure | |
| CN205391995U (en) | Soft dust cleaning system of target | |
| CN102160952A (en) | Bag type dust collector with bags in arithmetic arrangement | |
| CN107740722A (en) | A kind of engine auto-admission mechanical supercharger | |
| CN208168971U (en) | A kind of turbocharger of motor control device | |
| CN107008092A (en) | A kind of emission-control equipment | |
| CN206487573U (en) | A kind of improved air filter for automobile | |
| CN206860260U (en) | The preposition waste gas treating water tank of crimped ribbon arrester | |
| CN206934993U (en) | A kind of novel deduster | |
| CN206762545U (en) | A kind of Multifucntional deduster | |
| CN205616247U (en) | Sand flow control structure is inhaled to wind -force | |
| CN201218129Y (en) | Motorcycle exhaust gas purifying device | |
| CN204312209U (en) | Combustion gas air-fuel ratio control device | |
| CN204152664U (en) | A kind of inlet structure of cylinder head | |
| CN208502828U (en) | A kind of tunnel ventilation dust-extraction unit | |
| CN202010487U (en) | Bag type dust remover with cloth bags in equal-difference arrangement | |
| CN202591075U (en) | Control device for preventing flock blockage of flocking machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 529000 No. 167 Jianjian No. 3 Road, Pengjiang District, Jiangmen City, Guangdong Province Patentee after: Guangdong Yihe Electromechanical Co.,Ltd. Address before: 529000 No. 167 Jianjian No. 3 Road, Pengjiang District, Jiangmen City, Guangdong Province Patentee before: JIANGMEN YIHE E&M CO.,LTD. |
|
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 529000 No.3, building 1, No.3, Jintong Road, Tangxia Town, Pengjiang district, Jiangmen City, Guangdong Province Patentee after: Guangdong Yihe Electromechanical Co.,Ltd. Address before: 529000 No. 167 Jianjian No. 3 Road, Pengjiang District, Jiangmen City, Guangdong Province Patentee before: Guangdong Yihe Electromechanical Co.,Ltd. |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: An electronic throttle valve for preventing carbon accumulation Effective date of registration: 20231016 Granted publication date: 20180807 Pledgee: Bank of China Limited by Share Ltd. Jiangmen branch Pledgor: Guangdong Yihe Electromechanical Co.,Ltd. Registration number: Y2023980061308 |