CN206668413U - A kind of automotive electronics air throttle - Google Patents
A kind of automotive electronics air throttle Download PDFInfo
- Publication number
- CN206668413U CN206668413U CN201720246472.4U CN201720246472U CN206668413U CN 206668413 U CN206668413 U CN 206668413U CN 201720246472 U CN201720246472 U CN 201720246472U CN 206668413 U CN206668413 U CN 206668413U
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- throttle body
- gear
- port
- throttle
- positioning boss
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- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
Abstract
It the utility model is related to a kind of automotive electronics air throttle, including throttle body, the end cap being connected with throttle body, the direct current generator and gear drive that are connected inside throttle body；Throttle body includes machine cavity, the gentle body passage of gear cavity, and direct current generator is by motor pressing plate and is bolted in the machine cavity of throttle body, and gear drive is connected in the gear cavity body of throttle body；It is characterized in that：Gas passage includes upper port and lower port, and upper port and lower port are flange plate structure.It can reduce space-consuming, improve installation effectiveness, good airproof performance, easy installation and removal；Accurate positioning is installed, the inner surface that can ensure pipe connection portion position is not in step, reduces pneumatic noise during engine accelerated service, it is easier to meet increasingly strict automobile noise requirement, so as to ensure driver comfort；Quality is small.
Description
Technical field
It the utility model is related to automobile engine, and in particular to a kind of automotive electronics air throttle.
Background technology
One end connection air cleaner or charge air cooler of air throttle, one end connection motor intake manifold, are referred to as vapour
The throat of car engine.Air throttle has two kinds of conventional pull wires formula and electronic throttle, and conventional pull wires formula air throttle is to pass through drag-line
(stone dead wire) or pull bar, one end connection gas pedal, the other end connect air throttle interlock plate and worked.Existing electronic throttle
Door, referring to Fig. 1 and Fig. 2, including former throttle body 1 and the mating connection of former throttle body 1 former end cap 2 and former throttle body 1
The former direct current generator 3 and original gear transmission mechanism of internal engagement connection, former throttle body 1 are blocked with former end cap 2 by former clip 4
Connect.Former throttle body 1 includes original motor cavity, original gear cavity and raw gas channels, and former direct current generator 3 passes through original motor pressing plate
5 and former bolt 6 be fixedly connected in the original motor cavity of former throttle body 1, original gear transmission mechanism be connected in original gear
In cavity.Original gear transmission mechanism includes the original motor gear 7 being connected with the output end of former direct current generator 3 and original motor gear 7
The first idler gear of original 8 of engagement, original second idler gear 9 coaxial with former first idler gear 8 and former second idler gear
The former valve shaft 11 that former sector 10, the left part of 9 engagements are connected with former sector 10, the middle part of former valve shaft 11 is connected with former valve
Piece 12, former valve block 12 coordinate with raw gas channels.Former throttle body 1 includes former upper port 13 and former lower port；Former upper port 13
Cylindrical, its outer surface is risen provided with a ring convex, and former upper port 13 passes through clamp connection with air cleaner or charge air cooler；It is former
Lower port is flange plate structure, is bolted with motor intake manifold.
Electronic control unit drives former direct current generator 1, drives what is be connected with former direct current generator 1 according to the demand of driver
Original motor gear 7 rotates, and original motor gear 7 rotates, and drives the first idler gear of original 8 and former second idler gear 9 to rotate, so as to
Former valve shaft 11 is driven to rotate, former valve shaft 11 drives the former forward or reverse of valve block 12, and the air inflow of engine is controlled with this.It is same with this
When, position sensor monitors the opening angle of former valve block 12 in real time, and feeds back to electronic control unit, realizes electronic throttle
Closed-loop control.For engine with supercharger, the gas into engine needs to be pressurized, and gas pressure is higher, due to original
Throttle body 1 and air cleaner or charge air cooler use clamp connection, and sealing is easily impacted.Due to former throttle body 1
Connecting portion with motor intake manifold is flange arrangement, only relies on bolt and completes positioning, air inlet is easily produced after assembling
Step, pipe connection portion dislocation position after air inlet step assembles so that occur the phenomenon of step at cooperation.Engine accelerates fortune
When turning, because air velocity change is fast, air inlet step can influence the flowing velocity of gas, while can also produce noise, influence to drive
Sail comfortableness.Therefore existing electronic throttle need to be improved.
The content of the invention
The purpose of this utility model is to provide a kind of automotive electronics air throttle, and it can reduce space-consuming, improves installation
Efficiency, good airproof performance, easy installation and removal；Accurate positioning is installed, the inner surface that can ensure pipe connection portion position is not in
Step, reduce pneumatic noise during engine accelerated service, it is easier to meet increasingly strict automobile noise requirement, so as to ensure
Driver comfort；Quality is small.
A kind of automotive electronics air throttle described in the utility model, including throttle body and the throttle body coordinate company
The end cap connect, the direct current generator and gear drive that are connected inside the throttle body；The throttle body includes
The gentle body passage of machine cavity, gear cavity, the direct current generator is by motor pressing plate and is bolted to the throttle body
Machine cavity in, the gear drive is connected in the gear cavity body of the throttle body；It is characterized in that：It is described
Gas passage includes upper port and lower port, and the upper port and the lower port are flange plate structure.
Further, the top of the throttle body is provided with upper positioning boss, positioning on this close to the position of the upper port
Boss is provided with upper Positioning holes；The bottom of the throttle body is provided with lower positioning boss close to the position of the lower port, under this
Positioning boss is provided with lower Positioning holes.
Further, the gear drive includes the motor gear being connected with the output end of the direct current generator and should
Motor gear engagement the first idler gear, second idler gear coaxial with first idler gear, and described second in
Between the valve shaft that is connected of the gear sector, left part and the sector that engage, the middle part of the valve shaft is provided with valve block, the valve
Piece coordinates with the gas passage.
Further, the upper positioning boss is one or two, and the lower positioning boss is one or two.
Further, the upper surface of the upper positioning boss and the port surface of the upper port are same level, under described
The lower surface of positioning boss and the port surface of the lower port are same level.
Further, the end cap, motor gear, the first idler gear, the second idler gear, sector are plastics material
Matter.
The beneficial technique effect of the utility model：
The upper port of gas passage and lower port are designed to flange plate structure, further reducing electronic air throttle body
Volume and weight while, electronic air throttle body is arranged more flexible, compact after installing, improve efficiency of assembling, easily
Realize engine preferably miniaturization and lightweight；In addition, in the Position Design upper Positioning holes close to upper port, close to lower end
Mouthful Position Design lower Positioning holes, produce air inlet step after avoiding installation, reduce air-flow during engine accelerated service
Noise, it is easier to meet increasingly strict automobile noise requirement.
Brief description of the drawings
Fig. 1 is the structural representation of existing electronic throttle；
Fig. 2 is the structural representation of the gear drive of existing electronic throttle；
Fig. 3 is structural representation of the present utility model；
Fig. 4 is Fig. 3 explosive view；
Fig. 5 is Fig. 3 front view；
Fig. 6 is Fig. 3 top view；
Fig. 7 is Fig. 3 upward view.
In figure：1- original throttle bodies, 2- original end caps, 3- original direct current generators, 4- original clips, 5- original motor pressing plates, 6- original spiral shells
Bolt, 7- original motor gears, 8- the first idler gears of original, 9- the second idler gears of original, 10- original sectors, 11- original valve shafts, 12- are former
Valve block, 13- original upper ports；
21- throttle bodies, 22- end caps, 23- direct current generators, 24- clips, 25- motor pressing plates, 26- bolts, 27- motor teeth
Take turns, the idler gears of 28- first, the idler gears of 29- second, 30- sectors, 31- valve shafts, 32- valve blocks, 33- upper ports, under 34-
Port, the upper positioning boss of 35-, 36- upper Positioning holes, positioning boss under 37-, 38- lower Positioning holes.
Embodiment
The utility model is elaborated below in conjunction with drawings and examples.
Referring to a kind of automotive electronics air throttle shown in Fig. 3 to Fig. 7, including throttle body 21 and the throttle body 21
The end cap 22 of mating connection, the direct current generator 23 and gear drive being connected inside the throttle body 21；It is described
Throttle body 21 includes machine cavity, the gentle body passage of gear cavity, and the direct current generator 23 passes through motor pressing plate 25 and bolt
26 are fixed in the machine cavity of the throttle body 21, and the gear drive is connected in the throttle body 21
In gear cavity body；It is characterized in that：The gas passage includes upper port 33 and lower port 34, the upper port 33 and the lower end
Mouth 34 is flange plate structure.Upper port 33 and lower port 34 are designed to flange plate structure so that metal materials subtract significantly
Few, case weight obtains certain material cost saving value while reduction；At the same time, the volume of throttle body 21 subtracts
Small, space-consuming reduces, and arrangement on the engine is more flexible, and air inlet pipe or intercooler air outlet pipe side flange can flexible designs
And arrangement；Further to meet the small-sized reinforcing of engine and the light-weighted design requirement service of vehicle.Installation effectiveness can be improved,
Good airproof performance so that easy installation and removal.Throttle body 21 is the metal shell of integral type, using aluminum alloy materials, passes through pressure
Blank is made in the processes such as casting, polishing, sandblasting, then processes the upper port 33 of gas passage with by way of machining
Port 34.
The top of the throttle body 21 is provided with upper positioning boss 35, convex on this close to the position of the upper port 33
Platform 35 is provided with upper Positioning holes 36；The bottom of the throttle body 21 is provided with lower positioning boss close to the position of the lower port 34
37, the lower positioning boss 37 is provided with lower Positioning holes 38.Upper port 33 is connected with air cleaner or charge air cooler, lower port 34
It is connected with motor intake manifold, in the pipe end of the pipe end and motor intake manifold of air cleaner or charge air cooler
Mouth is provided with flange plate structure accordingly, and positioning convex is provided with ring flange, the pipe end of air cleaner or charge air cooler
Positioning convex and the corresponding matching of upper Positioning holes 36 on throttle body 21, the pipe end of motor intake manifold on mouth ring flange
Positioning convex on mouth ring flange and the corresponding matching of lower Positioning holes 38 on throttle body 21.It is bolted after working good
.Upper Positioning holes 36 and lower Positioning holes 38 are designed to ensure that the inner surface of pipeline after installation is smooth, are not in step,
Improve pneumatic noise during engine accelerated service, so as to ensure driver comfort.
The gear drive includes the motor gear 27 being connected with the output end of the direct current generator 23 and the motor
The first idler gear 28 that gear 27 engages, second idler gear 29 coaxial with first idler gear 28 and described the
The valve shaft 31 that sector 30, the left part of two idler gears 29 engagement are connected with the sector 30, the middle part of the valve shaft 31
Provided with valve block 32, the valve block 32 coordinates with the gas passage.The interference fit of motor gear 27 is connected to direct current generator 23
Output end, the rotating speed and moment of torsion of direct current generator 23 are transferred to sector by the first idler gear 28 and the second idler gear 29
30, and then cause valve shaft 31 with the main story of moving valve plate 32 and reversion.
The upper positioning boss 35 is one or two, and the lower positioning boss 37 is one or two.
The port surface of the upper surface of the upper positioning boss 35 and the upper port 33 is same level, the lower positioning
The lower surface of boss 37 and the port surface of the lower port 34 are same level.
The end cap 22, motor gear 27, the first idler gear 28, the second idler gear 29, sector 30 are plastics
Material.The weight of air throttle can be reduced using plastic material, is allowed to the purpose for meeting automotive light weight technology.
By optimizing the number of teeth of motor gear 27, the first idler gear 28, the second idler gear 29, sector 30, protecting
Larger speed reducing ratio is obtained on the premise of card torque demand, and then the quick sound of electronic air throttle body has been effectively ensured on the whole
It should be exported with high pulling torque.End cap 22 uses plastic material, and sensor and electrical connector are integrated with by Shooting Technique.End cap 22
Lateral wall and throttle body 21 lateral wall on be respectively provided with neck, connected, protected by clip 24 between the two
Cost and weight are reduce further under the requirement of card connection precision and intensity.
The utility model can reduce space-consuming, improve installation effectiveness, good airproof performance, easy installation and removal；Installation is fixed
Level is true, and the inner surface that can ensure pipe connection portion position is not in step, and air-flow when reducing engine accelerated service is made an uproar
Sound, it is easier to meet increasingly strict automobile noise requirement, so as to ensure driver comfort；Quality is small.
Claims (6)
1. a kind of automotive electronics air throttle, including throttle body（21）And the throttle body（21）The end cap of mating connection
（22）, be connected in the throttle body（21）Internal direct current generator（23）And gear drive；The throttle body
（21）Including machine cavity, the gentle body passage of gear cavity, the direct current generator（23）Pass through motor pressing plate（25）And bolt
（26）It is fixed on the throttle body（21）Machine cavity in, the gear drive is connected in the throttle body
（21）Gear cavity body in；It is characterized in that：The gas passage includes upper port（33）And lower port（34）, the upper port
（33）With the lower port（34）It is flange plate structure.
2. automotive electronics air throttle according to claim 1, it is characterized in that：The throttle body（21）Top close to institute
State upper port（33）Position be provided with upper positioning boss（35）, positioning boss on this（35）It is provided with upper Positioning holes（36）；It is described
Throttle body（21）Bottom close to the lower port（34）Position be provided with lower positioning boss（37）, the lower positioning boss（37）
It is provided with lower Positioning holes（38）.
3. automotive electronics air throttle according to claim 1 or 2, it is characterized in that：The gear drive includes and institute
State direct current generator（23）Output end connection motor gear（27）And the motor gear（27）First idler gear of engagement
（28）And first idler gear（28）The second coaxial idler gear（29）And second idler gear（29）Engagement
Sector（30）, left part and the sector（30）The valve shaft of mating connection（31）, the valve shaft（31）Middle part be provided with valve block
（32）, the valve block（32）Coordinate with the gas passage.
4. automotive electronics air throttle according to claim 2, it is characterized in that：The upper positioning boss（35）For one or two
It is individual, the lower positioning boss（37）For one or two.
5. automotive electronics air throttle according to claim 2, it is characterized in that：The upper positioning boss（35）Upper surface with
The upper port（33）Port surface be same level, the lower positioning boss（37）Lower surface and the lower port（34）
Port surface be same level.
6. automotive electronics air throttle according to claim 3, it is characterized in that：The end cap（22）, motor gear（27）,
One idler gear（28）, the second idler gear（29）, sector（30）It is plastic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720246472.4U CN206668413U (en) | 2017-03-14 | 2017-03-14 | A kind of automotive electronics air throttle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720246472.4U CN206668413U (en) | 2017-03-14 | 2017-03-14 | A kind of automotive electronics air throttle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206668413U true CN206668413U (en) | 2017-11-24 |
Family
ID=60377584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720246472.4U Active CN206668413U (en) | 2017-03-14 | 2017-03-14 | A kind of automotive electronics air throttle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206668413U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112796911A (en) * | 2020-12-21 | 2021-05-14 | 中国船舶重工集团公司第七一一研究所 | Variable-volume air inlet box for ship engine and power system |
-
2017
- 2017-03-14 CN CN201720246472.4U patent/CN206668413U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112796911A (en) * | 2020-12-21 | 2021-05-14 | 中国船舶重工集团公司第七一一研究所 | Variable-volume air inlet box for ship engine and power system |
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