CN105927393A - Novel electronic throttle body with sector gear and throttle shaft connected - Google Patents
Novel electronic throttle body with sector gear and throttle shaft connected Download PDFInfo
- Publication number
- CN105927393A CN105927393A CN201610381006.7A CN201610381006A CN105927393A CN 105927393 A CN105927393 A CN 105927393A CN 201610381006 A CN201610381006 A CN 201610381006A CN 105927393 A CN105927393 A CN 105927393A
- Authority
- CN
- China
- Prior art keywords
- throttle
- torsion spring
- plate pin
- gear
- throttle body
- 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
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Classifications
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- 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
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- 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
- F02D11/106—Detection of demand or actuation
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- 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
- F02D9/1035—Details of the valve housing
- F02D9/105—Details of the valve housing having a throttle position sensor
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 relates to a novel electronic throttle body with a sector gear and a throttle shaft connected. The novel electronic throttle body comprises a main throttle body, the throttle shaft, a throttle sheet and a position sensor, wherein the throttle shaft is installed inside the main throttle body in a rotating mode, and the throttle sheet is fixedly installed on the throttle shaft. The novel electronic throttle body further comprises a direct current motor, a motor gear, an intermediate gear, the sector gear and a torsion spring, wherein the direct current motor is installed on one side of the main throttle body, the motor gear is installed on an output shaft of the direct current motor, the intermediate gear is installed on the main throttle body in a rotating mode and meshes with the motor gear, the sector gear is fixed to the end of the throttle shaft through a magnetic core assembly and meshes with the intermediate gear, the torsion spring is installed on the throttle shaft in a sleeving mode, one end of the torsion spring is fixed to the main throttle body, the other end of the torsion spring is fixed to the sector gear, and a bush is arranged between the torsion spring and the throttle shaft. The novel electronic throttle body has the advantages of being compact in structure, convenient to install, reliable in structure, low in cost and high in assembling ability and reliability.
Description
Technical field
The present invention relates to automotive gasoline engine technical field, the electronic air throttle body that a kind of novel fan gear is connected with throttle plate pin.
Background technology
Along with the development of automotive engineering, polling power controlling, the vehicle intellectualized controls such as control, idle speed control of cruising have become the standard configurations of automobile, have obtained the favor of automobile vendor and client.Electronic air throttle body is quickly accurately controlled to have and provides best power performance and fuel economy for vehicle, improve the advantages such as engine emission performance by engine electric-controlled unit (ECU), and application is more and more extensive, gradually instead of traditional mechanical throttle valve body.In current electronic air throttle body, sector gear is connected with throttle plate pin, the mode of commonly used laser welding, and the accuracy of manufacture of part being required, height, equipment investment are big.In current electronic air throttle body, for realizing electronic air throttle body rotating aligning torque requirement, major part electronic air throttle body uses two independent torsion springs respectively, and part is many, structure is complicated, assembling is difficult.In current electronic air throttle body, major part direct current generator uses separate pressing plate, individual motor stator, independent seats, follow-up assembling the installation realizing motor is fixed, and part is many, structure is complicated, assembling is difficult, cost is high.
Summary of the invention
It is an object of the invention to overcome the shortcoming of prior art, it is provided that the electronic air throttle body that a kind of assembling capacity and the high novel fan gear of reliability are connected with throttle plate pin, this apparatus structure is compact, easy for installation, structure reliable, low cost.
nullThe purpose of the present invention is achieved through the following technical solutions: the electronic air throttle body that a kind of novel fan gear is connected with throttle plate pin，Including throttle body、Throttle plate pin、Throttle blade and position sensor，Throttle plate pin is rotatably installed in throttle body，Throttle blade is fixedly mounted on throttle plate pin，Position sensor is fixed on throttle body by clip，Also include direct current generator、Motor gear、Idler gear、Sector gear and torsion spring，Direct current generator is arranged on the side of throttle body，Motor gear is arranged on the output shaft of direct current generator，Idler gear is rotatably installed on throttle body，Idler gear engages with motor gear，Sector gear is fixed on the end of throttle plate pin by core assembly，Sector gear engages with idler gear，Described torsion spring set is contained on throttle plate pin，One end of torsion spring is fixed on throttle body，The other end is fixed on sector gear，Lining it is additionally provided with between torsion spring and throttle plate pin.
Preferably, described throttle plate pin is fixed in throttle body by needle bearing and sliding bearing, and needle bearing is positioned at throttle plate pin near sector gear side, and sliding bearing is positioned at throttle plate pin away from sector gear side.
Preferably, it is additionally provided with throttle plate pin annular groove on the sidewall of the throttle plate pin of sector gear side, the flat groove of throttle plate pin it is additionally provided with on end face, two sector gear boss it are additionally provided with on the center bore inner wall of described sector gear, the end face of sector gear is provided with two flat grooves of sector gear, described core assembly be respectively provided on two sides with flat of core assembly, sector gear boss is sticked in throttle plate pin annular groove, two flat of core assemblies are sticked in the flat groove of sector gear respectively, and the front end face of core assembly is sticked in the flat groove of throttle plate pin.
Preferably, described torsion spring includes torsion spring A and torsion spring B, the diameter of the torsion spring B diameter more than torsion spring A, torsion spring B is oppositely oriented with torsion spring A's, torsion spring A is connected by intermediate ends leg with torsion spring B, and torsion spring A is provided with leg A, torsion spring B away from intermediate ends leg side and is provided with leg B away from middle foot side, leg A is connected with throttle body, and leg B is connected with sector gear.
Preferably, the front side of described direct current generator is integrated with motor pressing plate, and direct current generator is fixed in throttle body by motor pressing plate by screw.
Preferably, it is also equipped with elastic washer between afterbody and the throttle body of described direct current generator.
Preferably, described elastic washer is wave washer.
The invention have the advantages that
1, sector gear is arranged on throttle plate pin by the present invention by core assembly, and compact conformation, easy for installation, structure are reliable, low cost, and assembling capacity and reliability are high.
2, the sensor housing that the present invention uses separates with sensor core assembly, and fan gear boss is connected with throttle plate pin annular groove, is connected by fan gear fixing with throttle plate pin by core assembly so that compact conformation, easy installation and reliable, low cost；The present invention uses double rotational directions torsion spring, it is achieved electronic air throttle body rotating aligning torque requirement, and part reduces, part is simple, assembling features simple structure, product are reliable, low cost.The integrated pressing plate of direct current generator and to install hole site be two asymmetric arrangement structures, motor is arranged and fixed conveniently, reliably, low cost.
3, when direct current generator does not exports power, throttle blade is in high idle position under the twisting force of torsion spring, and during throttle blade opening movement, torsion spring A works, and when throttle blade closes motion, torsion spring B works.
4, two boss it are provided with on the center bore inner wall of sector gear, each boss has an inner headed face and lower planes, inner headed face contacts realization radially location with the bottom of throttle plate pin annular groove, and lower planes realizes axially location with the sidewall contact of throttle body annular groove, and connection reliability is high.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the plan structure schematic diagram of the present invention；
Fig. 3 is the internal structure schematic diagram of the present invention；
Fig. 4 is the side structure schematic diagram of the present invention；
Fig. 5 is the structural representation of throttle plate pin；
Fig. 6 is the side structure schematic diagram of Fig. 5；
Fig. 7 is sector gear structural representation；
Fig. 8 is along A-A sectional structure schematic diagram in Fig. 7；
Fig. 9 is the structural representation of core assembly；
Figure 10 is the structural representation that sector gear coordinates with core assembly；
Figure 11 is along B-B sectional structure schematic diagram in Figure 10；
Figure 12 is along C-C sectional structure schematic diagram in Figure 10；
Figure 13 is the structural representation of torsion spring；
Figure 14 is the structural representation of lining；
Figure 15 is the structural representation of direct current generator；
In figure: 1-throttle body, 2-throttle plate pin, 3-throttle blade, 4-position sensor, 5-direct current generator, 6-needle bearing, 7-sliding bearing, 8-core assembly, 9-sector gear, 10-torsion spring, 11-lining, 12-motor gear, 13-idler gear, 14-clip, 15-elastic washer, 16-motor pressing plate, 17-throttle plate pin annular groove, the flat groove of 18-throttle plate pin, 19-sector gear boss, the flat groove of 20-sector gear, flat of 21-core assembly, 22-torsion spring A, 23-torsion spring B, 24-intermediate ends leg, 25-leg A, 26-leg B.
Detailed description of the invention
The present invention will be further described below in conjunction with the accompanying drawings, but protection scope of the present invention is not limited to the following stated.
nullAs depicted in figs. 1 and 2，The electronic air throttle body that a kind of novel fan gear is connected with throttle plate pin，Including throttle body 1、Throttle plate pin 2、Throttle blade 3 and position sensor 4，Throttle plate pin 2 is rotatably installed in throttle body 1，Throttle blade 3 is fixedly mounted on throttle plate pin 2，Position sensor 4 is fixed on throttle body 1 by clip 14，As shown in Figure 3，Also include direct current generator 5、Motor gear 12、Idler gear 13、Sector gear 9 and torsion spring 10，Direct current generator 5 is arranged on the side of throttle body 1，Motor gear 12 is arranged on the output shaft of direct current generator 5，Idler gear 13 is rotatably installed on throttle body 1，Idler gear 13 engages with motor gear 12，Sector gear 9 is fixed on the end of throttle plate pin 2 by core assembly 8，Sector gear 9 engages with idler gear 13，Described torsion spring 10 is sleeved on throttle plate pin 2，One end of torsion spring 10 is fixed on throttle body 1，The other end is fixed on sector gear 9，Lining 11 it is additionally provided with between torsion spring 10 and throttle plate pin 2，The structure of lining 11 is as shown in figure 14.
Preferably, described throttle plate pin 2 is fixed in throttle body 1 by needle bearing 6 and sliding bearing 7, and needle bearing 6 is positioned at throttle plate pin 2 near sector gear 9 side, and sliding bearing 7 is positioned at throttle plate pin 2 away from sector gear 9 side.
Preferably, as it is shown in figure 5, be additionally provided with throttle plate pin annular groove 17 on the sidewall of the throttle plate pin 2 of sector gear 9 side, end face is additionally provided with the flat groove of throttle plate pin 18, as shown in Figure 6.As shown in Figure 7 and Figure 8, two sector gear boss 19 it are additionally provided with on the center bore inner wall of described sector gear 9, the end face of sector gear 9 is provided with two flat grooves of sector gear 20, as shown in Fig. 9, Figure 10, Figure 11 and Figure 12, described core assembly 8 be respectively provided on two sides with the flat face of core assembly 21, sector gear boss 19 is sticked in throttle plate pin annular groove 17, two flat faces of core assembly 21 are sticked in the flat groove of sector gear 20 respectively, the front end face of core assembly 8 is sticked in the flat groove of throttle plate pin 18, thus the connection realizing sector gear 9 and throttle plate pin 2 is fixed.
Preferably, as shown in figure 13, described torsion spring 10 includes torsion spring A22 and torsion spring B23, the diameter of the torsion spring B23 diameter more than torsion spring A22, torsion spring B23 is oppositely oriented with torsion spring A22's, torsion spring A22 and torsion spring B23 is connected by intermediate ends leg 24, torsion spring A22 is provided with leg A25 away from intermediate ends leg 24 side, torsion spring B23 is provided with leg B26 away from middle foot 24 side, leg A25 is connected with throttle body 1, leg B26 is connected with sector gear 9, when direct current generator 5 does not exports power, throttle blade 3 is in high idle position under the twisting force of torsion spring 10, during throttle blade 3 opening movement, torsion spring A22 works；When throttle blade 3 closes motion, torsion spring B23 works.
Preferably, as shown in figure 15, the front side of described direct current generator 5 is integrated with motor pressing plate 16, and direct current generator 5 is fixed in throttle body 1 by motor pressing plate 16 by screw.
Preferably, as it is shown on figure 3, be also equipped with elastic washer 15 between the afterbody of described direct current generator 5 and throttle body 1.
In the present embodiment, as preferably, described elastic washer 15 is wave washer.
Claims (7)
- null1. the electronic air throttle body that a novel fan gear is connected with throttle plate pin，Including throttle body (1)、Throttle plate pin (2)、Throttle blade (3) and position sensor (4)，Throttle plate pin (2) is rotatably installed in throttle body (1)，Throttle blade (3) is fixedly mounted on throttle plate pin (2)，Position sensor (4) is fixed on throttle body (1) by clip (14)，It is characterized in that: also include direct current generator (5)、Motor gear (12)、Idler gear (13)、Sector gear (9) and torsion spring (10)，Direct current generator (5) is arranged on the side of throttle body (1)，Motor gear (12) is arranged on the output shaft of direct current generator (5)，Idler gear (13) is rotatably installed on throttle body (1)，Idler gear (13) engages with motor gear (12)，Sector gear (9) is fixed on the end of throttle plate pin (2) by core assembly (8)，Sector gear (9) engages with idler gear (13)，Described torsion spring (10) is sleeved on throttle plate pin (2)，One end of torsion spring (10) is fixed on throttle body (1)，The other end is fixed on sector gear (9)，Lining (11) it is additionally provided with between torsion spring (10) and throttle plate pin (2).
- The electronic air throttle body that a kind of novel fan gear the most according to claim 1 is connected with throttle plate pin, it is characterized in that: described throttle plate pin (2) is fixed in throttle body (1) by needle bearing (6) and sliding bearing (7), and needle bearing (6) is positioned at close sector gear (9) side of throttle plate pin (2), sliding bearing (7) is positioned at throttle plate pin (2) away from sector gear (9) side.
- nullThe electronic air throttle body that a kind of novel fan gear the most according to claim 1 is connected with throttle plate pin，It is characterized in that: on the sidewall of the throttle plate pin (2) of sector gear (9) side, be additionally provided with throttle plate pin annular groove (17)，The flat groove of throttle plate pin (18) it is additionally provided with on end face，Two sector gear boss (19) it are additionally provided with on the center bore inner wall of described sector gear (9)，The end face of sector gear (9) is provided with two the flat groove of sector gears (20)，Described core assembly (8) be respectively provided on two sides with flat of core assembly (21)，Sector gear boss (19) is sticked in throttle plate pin annular groove (17)，Two flat of core assemblies (21) are sticked in the flat groove of sector gear (20) respectively，The front end face of core assembly (8) is sticked in the flat groove of throttle plate pin (18).
- The electronic air throttle body that a kind of novel fan gear the most according to claim 1 is connected with throttle plate pin, it is characterized in that: described torsion spring (10) includes torsion spring A(22) and torsion spring B(23), torsion spring B(23) diameter more than torsion spring A(22) diameter, torsion spring B(23) with torsion spring A(22) oppositely oriented, torsion spring A(22) with torsion spring B(23) be connected by intermediate ends leg (24), torsion spring A(22) it is provided with leg A(25 away from intermediate ends leg (24) side), torsion spring B(23) it is provided with leg B(26 away from middle foot (24) side), leg A(25) it is connected with throttle body (1), leg B(26) it is connected with sector gear (9).
- The electronic air throttle body that a kind of novel fan gear the most according to claim 1 is connected with throttle plate pin, it is characterized in that: the front side of described direct current generator (5) is integrated with motor pressing plate (16), direct current generator (5) is fixed in throttle body (1) by motor pressing plate (16) by screw.
- The electronic air throttle body that a kind of novel fan gear is connected with throttle plate pin, it is characterised in that: it is also equipped with elastic washer (15) between afterbody and the throttle body (1) of described direct current generator (5).
- The electronic air throttle body that a kind of novel fan gear the most according to claim 6 is connected with throttle plate pin, it is characterised in that: described elastic washer (15) is wave washer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610381006.7A CN105927393B (en) | 2016-06-01 | 2016-06-01 | A kind of electronic air throttle body that fan gear is connect with throttle plate pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610381006.7A CN105927393B (en) | 2016-06-01 | 2016-06-01 | A kind of electronic air throttle body that fan gear is connect with throttle plate pin |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105927393A true CN105927393A (en) | 2016-09-07 |
| CN105927393B CN105927393B (en) | 2019-07-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610381006.7A Active CN105927393B (en) | 2016-06-01 | 2016-06-01 | A kind of electronic air throttle body that fan gear is connect with throttle plate pin |
Country Status (1)
| Country | Link |
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| CN (1) | CN105927393B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107023406A (en) * | 2017-06-06 | 2017-08-08 | 四川红光汽车机电有限公司 | A kind of spacing electronic air throttle body of new high and low idle position |
| CN107461229A (en) * | 2017-10-10 | 2017-12-12 | 四川红光汽车机电有限公司 | The electronic air throttle body that a kind of new fan gear is connected with throttle plate pin |
| CN109113874A (en) * | 2017-06-23 | 2019-01-01 | 大陆汽车电子(芜湖)有限公司 | Air throttle |
| CN109139271A (en) * | 2018-08-08 | 2019-01-04 | 安徽天裕汽车零部件制造有限公司 | A kind of vehicle air throttle |
| CN114508429A (en) * | 2022-03-11 | 2022-05-17 | 四川红光汽车机电有限公司 | Diesel engine electronic throttle body convenient to install |
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| US6541881B1 (en) * | 1999-02-17 | 2003-04-01 | Eaton Corporation | Integral throttle body and torque motor |
| CN101892912A (en) * | 2010-08-06 | 2010-11-24 | 南京奥联汽车电子电器有限公司 | Non-contact electronic throttle |
| CN203239462U (en) * | 2013-05-27 | 2013-10-16 | 大陆汽车电子(芜湖)有限公司 | Sector gear and transmission gear comprising sector gear and air dumper comprising sector gear |
| CN104632422A (en) * | 2014-12-25 | 2015-05-20 | 四川红光汽车机电有限公司 | Sensor magnetic core and throttle valve shaft integration bidirectional limiting electronic throttle valve body |
| CN205225468U (en) * | 2015-11-19 | 2016-05-11 | 大陆汽车电子(芜湖)有限公司 | A air throttle for engine |
| CN205663519U (en) * | 2016-06-01 | 2016-10-26 | 四川红光汽车机电有限公司 | Novel fan -type gear is personally experienced sth. part of body with electronic throttle that throttle shaft is connected |
-
2016
- 2016-06-01 CN CN201610381006.7A patent/CN105927393B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6541881B1 (en) * | 1999-02-17 | 2003-04-01 | Eaton Corporation | Integral throttle body and torque motor |
| CN101892912A (en) * | 2010-08-06 | 2010-11-24 | 南京奥联汽车电子电器有限公司 | Non-contact electronic throttle |
| CN203239462U (en) * | 2013-05-27 | 2013-10-16 | 大陆汽车电子(芜湖)有限公司 | Sector gear and transmission gear comprising sector gear and air dumper comprising sector gear |
| CN104632422A (en) * | 2014-12-25 | 2015-05-20 | 四川红光汽车机电有限公司 | Sensor magnetic core and throttle valve shaft integration bidirectional limiting electronic throttle valve body |
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| CN205663519U (en) * | 2016-06-01 | 2016-10-26 | 四川红光汽车机电有限公司 | Novel fan -type gear is personally experienced sth. part of body with electronic throttle that throttle shaft is connected |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107023406A (en) * | 2017-06-06 | 2017-08-08 | 四川红光汽车机电有限公司 | A kind of spacing electronic air throttle body of new high and low idle position |
| CN107023406B (en) * | 2017-06-06 | 2023-06-27 | 四川红光汽车机电有限公司 | Novel electronic throttle body with high and low idle speed position limiting function |
| CN109113874A (en) * | 2017-06-23 | 2019-01-01 | 大陆汽车电子(芜湖)有限公司 | Air throttle |
| CN109113874B (en) * | 2017-06-23 | 2024-01-12 | 纬湃汽车电子(芜湖)有限公司 | Throttle valve |
| CN107461229A (en) * | 2017-10-10 | 2017-12-12 | 四川红光汽车机电有限公司 | The electronic air throttle body that a kind of new fan gear is connected with throttle plate pin |
| CN109139271A (en) * | 2018-08-08 | 2019-01-04 | 安徽天裕汽车零部件制造有限公司 | A kind of vehicle air throttle |
| CN114508429A (en) * | 2022-03-11 | 2022-05-17 | 四川红光汽车机电有限公司 | Diesel engine electronic throttle body convenient to install |
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| CN105927393B (en) | 2019-07-02 |
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