CN110332050A - A kind of electronic throttle - Google Patents
A kind of electronic throttle Download PDFInfo
- Publication number
- CN110332050A CN110332050A CN201910735959.2A CN201910735959A CN110332050A CN 110332050 A CN110332050 A CN 110332050A CN 201910735959 A CN201910735959 A CN 201910735959A CN 110332050 A CN110332050 A CN 110332050A
- Authority
- CN
- China
- Prior art keywords
- sector gear
- limping
- card slot
- metal shaft
- hook
- 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
- 206010017577 Gait disturbance Diseases 0.000 claims abstract description 46
- 239000002184 metal Substances 0.000 claims abstract description 36
- 229910052751 metal Inorganic materials 0.000 claims abstract description 36
- 238000003754 machining Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
- 238000001746 injection moulding Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000012356 Product development Methods 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000008246 gaseous mixture Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002265 prevention Effects 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
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D11/00—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated
- F02D11/06—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated characterised by non-mechanical control linkages, e.g. fluid control linkages or by control linkages with power drive or assistance
- F02D11/10—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated characterised by non-mechanical control linkages, e.g. fluid control linkages or by control linkages with power drive or assistance of the electric type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D9/00—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
- F02D9/02—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits concerning induction conduits
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D9/00—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
- F02D9/08—Throttle valves specially adapted therefor; Arrangements of such valves in conduits
- F02D9/10—Throttle valves specially adapted therefor; Arrangements of such valves in conduits having pivotally-mounted flaps
- F02D9/1065—Mechanical control linkage between an actuator and the flap, e.g. including levers, gears, springs, clutches, limit stops of the like
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
Abstract
The invention discloses a kind of electronic throttles, are related to engine energy-saving component.It include: solar term gate housing, the second support post is set to the outside of limping position column and fits closely with limping position column；Return spring is sheathed on outside the first support post and the second support post；Sector gear component is installed in solar term gate housing, comprising: sector gear, sector gear are installed in a corresponding mounting hole for solar term gate housing by metal shaft；First back-off card slot and the second back-off card slot are set to the one side towards metal shaft of sector gear and arranged symmetrically, the setting height that height is arranged and is greater than the first card slot of the second back-off card slot；Limping spring has the first hook and the second hook, and first hang in the first back-off card slot, and second hang in the second back-off card slot.Air mass flow can accurately be controlled by having the advantages that, while can be prevented spring locking and be fallen off.
Description
Technical field
The present invention relates to a kind of engine energy-saving component more particularly to a kind of electronic throttles.
Background technique
Electronic throttle is a part important in air inlet system for vehicle, it controls system using electricity, can be according to vehicle driving
Operating condition automatic adjustment electronic throttle aperture to change the area in throttle inflow channel adjust the aeration quantity of engine,
To engine configuration one optimal gaseous mixture ingredient, reach good power performance and the economy performance.At electronic throttle
When closed state, air inlet cavity is obstructed, engine not air inlet, and as throttle opening is gradually increased, inlet channel area increases
Adding, the air inflow that air enters inlet casing is gradually increased, when the dish valve of electronic throttle is opened to upright position, inlet channel
Area reaches maximum.
Existing electronic throttle has Single spring system and dual-spring system two ways to realize air flow control, right
In Single spring system, air throttle limping position has blank and the control of spring carrier arm angle, different part limpings position empty completely
Throughput fluctuation is big；For dual-spring system, little spring outer ring and sector gear inner circle face contact, having causes little spring to reset
When frictional force is excessive and the risk of clamping stagnation, lack necessary disconnecting prevention structure.
Summary of the invention
The present invention is to solve the above-mentioned problems, it is proposed that a kind of electronic throttle, comprising:
Solar term gate housing, it is lame that the solar term gate housing is equipped with one first support post, one second support post and one
Line position sets column, and second support post is set to the outside of limping position column and tight with limping position column
Closely connected conjunction；
Return spring is set in the solar term gate housing, and the return spring is sheathed on first support post
Outside second support post；
Sector gear component is installed in the solar term gate housing, and the sector gear component includes:
Sector gear, a metal shaft is vertically equipped on the sector gear, and the sector gear is pacified by the metal shaft
In a corresponding mounting hole loaded on the solar term gate housing；
First back-off card slot, is set to the one side towards the metal shaft of the sector gear；
Second back-off card slot is set to the one side towards the metal shaft of the sector gear, the second back-off card
Slot and the first back-off card slot are symmetrical arranged, and the setting height of the second back-off card slot is greater than setting for first card slot
Set height；
Limping spring, has one first hook and one second hook, and the limping spring is set to the sector gear
Towards the one side of the metal shaft, and described first hang in the first back-off card slot, and described second hangs
In in the second back-off card slot.
Preferably, sector teeth wheel edge both ends are respectively equipped with a snak link, and the snak link with it is described
There is a gap between the spoke of sector gear.
Preferably, the return spring has third hook and one the 4th hook, and third hook is caught in setting
In in the groove in the solar term gate housing, the 4th hook is caught between described between the snak link and the spoke
In gap.
Preferably, further include an inner ring limited post, be set to the one side towards the metal shaft of the sector gear, and
The inner ring limited post is between the metal shaft and the limping spring.
Preferably, the inner ring of the inner ring limited post and the limping spring is wide arc gap loose fit.
Preferably, further include an inner ring limiting cylinder, be set to the one side towards the metal shaft of the sector gear,
And the inner ring limiting cylinder is sheathed on outside the return spring.
Preferably, there is a step surface, and the institute of the step surface and the limping spring on the column of the limping position
It states the second hook and contacts the limping position to form the electronic throttle.
Preferably, the step surface is machining forming.
Preferably, further include a magnet, be set to the one side away from the metal shaft of the sector gear, and the magnetic
Iron and the sector gear and the metal shaft are integrated injection molding.
It preferably, further include a valve block, the valve block is fixed on be arranged in the metal shaft one by valve block screw
Valve block slot.
It has the advantages that
The present invention can accurately control air mass flow by the way that limping position is arranged, while improved spring can prevent from embracing
Extremely and fall off.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of air throttle in preferred embodiments of the present invention；
Fig. 2 is the structural schematic diagram of solar term gate housing in preferred embodiments of the present invention；
Fig. 3 is the structural schematic diagram of sector gear component in preferred embodiments of the present invention；
Fig. 4 is sector gear structural schematic diagram in preferred embodiments of the present invention；
Fig. 5 is the top view of sector gear in preferred embodiments of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art without creative labor it is obtained it is all its
His embodiment, shall fall within the protection scope of the present invention.
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
The present invention will be further explained below with reference to the attached drawings and specific examples, but not as the limitation of the invention.
The present invention is to solve the above-mentioned problems, it is proposed that a kind of electronic throttle, as shown in Figure 1 to Figure 3, comprising:
Solar term gate housing 1, solar term gate housing 1 are equipped with one first support post 11, one second support post 12 and one
Limping position column 13, the second support post 12 are set to the outside of limping position column 13 and close with limping position column 13
Fitting；
Return spring 2 is set in solar term gate housing 1, and return spring 2 is sheathed on the first support post 11 and second
It supports outside column 12；
Sector gear component is installed in solar term gate housing 1, and sector gear component includes:
Sector gear 3, a metal shaft 4 is vertically equipped on sector gear 3, and sector gear 3 is installed on solar term by metal shaft 4
In a corresponding mounting hole 5 for gate housing 1；
First back-off card slot 5, is set to the one side towards metal shaft 4 of sector gear 3；
Second back-off card slot 6 is set to the one side towards metal shaft 4 of sector gear 3, the second back-off card slot 6 and first
It is buckled to card slot 5 to be symmetrical arranged, and the setting height of the second back-off card slot 6 is greater than the setting height of the first card slot 5；
Limping spring 7 has one first hook 71 and one second hook 72, and limping spring 7 is set to the court of sector gear 3
To the one side of metal shaft 4, and the first hook is hung 71 and is set in the first back-off card slot 5, and the second hook hangs 72 and is set to the second back-off card
In slot 6.
Specifically, in the present embodiment, the first support post 11 and the second support post 12 are set in solar term gate housing 1,
Return spring 2 is mounted on except the first support post 11 and the second support post 12, utilizes the first support post 11 and second
Support column 12 is continued to zoom out return spring 2 is limited, and prevents torsional deflection, and sector gear is mounted on the peace of solar term gate housing 1
It fills in hole 5, the first back-off card slot 5 and the second back-off card slot 6 are separately positioned on sector gear 3 towards the side of metal shaft 4 and right
Claim setting, the setting height of the second back-off card slot 6 is greater than the setting height of the first card slot 5, and this is highly according to limping spring 7
Line footpath is designed as wide arc gap cooperation, limits the axial movement of limping spring 7；First back-off card slot 5 and the second back-off card slot 6 are distinguished
For symmetric design, suitable for two kinds of left-handed, dextrorotation direction of rotation for spring of walking lamely, which can remove from sets again
3 mold of sector gear is counted, shortens product development cycle, and reduce product developing expense；And in 7 both ends of limping spring setting the
One hook 71 and one second hook 72 can effectively reduce air throttle during the work time because of bullet caused by vibration and twisting
Spring axial float and generate the risk to fall off.
It in order to obtain limping position, allows install sector gear component first, then link up with the third of return spring 2
23 are caught in groove 21, and the 4th hook 24 is caught between the snak link 31 and spoke of gear edge setting of sector gear 3
Gap 32 rotates clockwise sector gear component after allowing, and return spring 2 and limping spring 7 follow sector gear 3 to revolve clockwise
Turn, the first hook 71 of limping spring 7, which is crossed from limping position column 13, reaches right side from its left side, then by sector gear
3 are pushed completely into mounting hole 5 and unclamp, since the prefastening torque of limping spring 2 is greater than the prefastening torque of return spring 1, from
And the limping position of sector gear 3 is achieved, an initial opening of air throttle is obtained, to reach accurate control air mass flow.
In preferred embodiments of the present invention, the gear edge both ends of sector gear 3 are respectively equipped with a snak link 31, and spring
There is a gap 32 between button 31 and the spoke of sector gear 3.
In preferred embodiments of the present invention, return spring 2 has third hook 23 and one the 4th hook 24, and third is hung
Hook 23 is caught in the groove 21 being set in solar term gate housing 1, between the 4th hook 24 is caught between snak link 31 and spoke
In gap 32.
Specifically, in the present embodiment, snak link 31 is respectively set in the gear edge of sector gear 3, and in snak link 31
Gap 32 is set between spoke, then snaps onto the 4th hook 24 in gap 32, which can prevent the 4th hook 24 from existing
It falls off in the rotation of sector gear 3.
Further include an inner ring limited post 8 in preferred embodiments of the present invention, be set to sector gear 3 towards metal shaft 4
One side, and inner ring limited post 8 is between metal shaft 4 and limping spring 7.
In preferred embodiments of the present invention, the inner ring of inner ring limited post 8 and limping spring 7 is wide arc gap loose fit.
Specifically, in the present embodiment, the inner ring of circle limited post 8 and limping spring 7 can prevent lame for wide arc gap loose fit
The risk of 7 locking of row spring improves safety.
In preferred embodiments of the present invention, as shown in figure 4, further including an inner ring limiting cylinder 9, it is set to sector gear 3
The one side towards metal shaft 4, and inner ring limiting cylinder 9 is sheathed on outside return spring 2.
Specifically, in the present embodiment, inner ring limiting cylinder 9 can effectively limit the torsional deflection of return spring 2.
In preferred embodiments of the present invention, there is a step surface 14, and step surface 14 and limping on limping position column 13
72 contact of the second hook of spring forms the limping position of electronic throttle.
Specifically, in the present embodiment, the limping position that step surface 14 is conducive to the second hook 72 is fixed, to reach more stable
Air flow control, and can effectively prevent the second hook 72 and therefrom fall off.
In preferred embodiments of the present invention, step surface 14 is machining forming.
Specifically, in the present embodiment, made by the machining program of fixed step surface 14 step surface 14 to
Control the accuracy of air mass flow.
In preferred embodiments of the present invention, as shown in figure 5, further including a magnet 10, be set to sector gear 3 deviates from gold
Belong to the one side of axis 4, and magnet 10 and sector gear 3 and metal shaft 4 are integrated injection molding.
Specifically, in the present embodiment, magnet 10, sector gear 3 and metal shaft 4 can be increased by integrated injection molding
Firmness of the connection.
In preferred embodiments of the present invention, as shown in figure 3, further including a valve block, valve block is fixed on by valve block screw to be set
Set the valve block slot 41 in metal shaft 4.
The foregoing is merely preferred embodiments of the present invention, are not intended to limit embodiments of the present invention and protection model
It encloses, to those skilled in the art, should can appreciate that all with made by description of the invention and diagramatic content
Equivalent replacement and obviously change obtained scheme, should all be included within the scope of the present invention.
Claims (10)
1. a kind of electronic throttle characterized by comprising
Solar term gate housing, the solar term gate housing are equipped with one first support post, one second support post and a limping position
Column is set, second support post is set to the outside of limping position column and closely pastes with limping position column
It closes；
Return spring is set in the solar term gate housing, and the return spring is sheathed on first support post and institute
It states outside the second support post；
Sector gear component is installed in the solar term gate housing, and the sector gear component includes:
Sector gear, a metal shaft is vertically equipped on the sector gear, and the sector gear is installed on by the metal shaft
In a corresponding mounting hole for the solar term gate housing；
First back-off card slot, is set to the one side towards the metal shaft of the sector gear；
Second back-off card slot, is set to the one side towards the metal shaft of the sector gear, the second back-off card slot with
The first back-off card slot is arranged symmetrically, and the setting height of the second back-off card slot is greater than the setting height of first card slot
Degree；
Limping spring, has one first hook and one second hook, and the limping spring is set to the direction of the sector gear
The one side of the metal shaft, and described first hang in the first back-off card slot, described second hang on institute
It states in the second back-off card slot.
2. electronic throttle according to claim 1, which is characterized in that sector teeth wheel edge both ends point
Not She You a snak link, and between the snak link and the spoke of the sector gear have a gap.
3. electronic throttle according to claim 2, which is characterized in that the return spring have a third hook and
One the 4th hook, and third hook is caught in the groove being set in the solar term gate housing, the 4th hook card
Enter in the gap between the snak link and the spoke.
4. electronic throttle according to claim 1, which is characterized in that further include an inner ring limited post, be set to institute
The one side towards the metal shaft of sector gear is stated, and the inner ring limited post is located at the metal shaft and the limping spring
Between.
5. electronic throttle according to claim 4, which is characterized in that the inner ring limited post and the limping spring
Inner ring be wide arc gap loose fit.
6. electronic throttle according to claim 1, which is characterized in that further include an inner ring limiting cylinder, be set to
The one side towards the metal shaft of the sector gear, and the inner ring limiting cylinder is sheathed on outside the return spring.
7. electronic throttle according to claim 1, which is characterized in that have a step on the column of the limping position
Face, and the step surface contacts the limping position to form the electronic throttle with second hook of the limping spring.
8. electronic throttle according to claim 7, which is characterized in that the step surface is machining forming.
9. electronic throttle according to claim 1, which is characterized in that further include a magnet, be set to the sector
The one side away from the metal shaft of gear, and the magnet is integrated and is molded into the sector gear and the metal shaft
Type.
10. electronic throttle according to claim 1, which is characterized in that further include a valve block, the valve block passes through valve
Piece screw is fixed on the valve block slot being arranged in the metal shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910735959.2A CN110332050B (en) | 2019-08-09 | 2019-08-09 | Electronic throttle valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910735959.2A CN110332050B (en) | 2019-08-09 | 2019-08-09 | Electronic throttle valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110332050A true CN110332050A (en) | 2019-10-15 |
| CN110332050B CN110332050B (en) | 2024-06-14 |
Family
ID=68148970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910735959.2A Active CN110332050B (en) | 2019-08-09 | 2019-08-09 | Electronic throttle valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110332050B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1220978A1 (en) * | 1999-10-15 | 2002-07-10 | Siemens Canada limited | Electronic throttle control linkage with limp home mechanism |
| KR20040100352A (en) * | 2003-05-22 | 2004-12-02 | 대우정밀 주식회사 | Electronically controlled throttle device for internal combustion engine |
| CN102207034A (en) * | 2010-03-30 | 2011-10-05 | 上海奥众汽车部件制造有限公司 | Electronic throttle valve body of gasoline engine |
| KR101469390B1 (en) * | 2013-10-28 | 2014-12-10 | 주식회사 현대케피코 | Valve housing of electronic throttle |
| CN106907249A (en) * | 2017-04-27 | 2017-06-30 | 马瑞利（中国）有限公司 | A kind of new electronic vehicle throttle body |
| CN210738683U (en) * | 2019-08-09 | 2020-06-12 | 马瑞利（中国）有限公司 | Electronic throttle valve |
-
2019
- 2019-08-09 CN CN201910735959.2A patent/CN110332050B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1220978A1 (en) * | 1999-10-15 | 2002-07-10 | Siemens Canada limited | Electronic throttle control linkage with limp home mechanism |
| US6513491B1 (en) * | 1999-10-15 | 2003-02-04 | Siemens Vdo Automotive Inc. | Electronic throttle control linkage with limp home mechanism |
| KR20040100352A (en) * | 2003-05-22 | 2004-12-02 | 대우정밀 주식회사 | Electronically controlled throttle device for internal combustion engine |
| CN102207034A (en) * | 2010-03-30 | 2011-10-05 | 上海奥众汽车部件制造有限公司 | Electronic throttle valve body of gasoline engine |
| KR101469390B1 (en) * | 2013-10-28 | 2014-12-10 | 주식회사 현대케피코 | Valve housing of electronic throttle |
| CN106907249A (en) * | 2017-04-27 | 2017-06-30 | 马瑞利（中国）有限公司 | A kind of new electronic vehicle throttle body |
| CN210738683U (en) * | 2019-08-09 | 2020-06-12 | 马瑞利（中国）有限公司 | Electronic throttle valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110332050B (en) | 2024-06-14 |
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