CN205605314U - Air throttle - Google Patents
Air throttle Download PDFInfo
- Publication number
- CN205605314U CN205605314U CN201620457778.XU CN201620457778U CN205605314U CN 205605314 U CN205605314 U CN 205605314U CN 201620457778 U CN201620457778 U CN 201620457778U CN 205605314 U CN205605314 U CN 205605314U
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- CN
- China
- Prior art keywords
- housing
- motor
- air throttle
- fixed
- casing
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- 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.)
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- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
Abstract
The utility model relates to an air throttle, include: the casing, it has airflow channel, be located the motor of casing, this motor one end is connected with output gear, with the moment of torsion transfer device of output gear meshing, with moment of torsion transfer device fixed connection's air throttle axle, this air throttle axle passes airflow channel to first mounting hole and second mounting hole through inserting on the air throttle casing obtain to support, install the butterfly valve that air throttle is epaxial, be located airflow channel, the casing is plastics, and the motor is fixed in in the casing through injection moulding. Owing to in the motor is fixed in the casing through injection moulding, need not form motor hole and screw hole through the machine tooling on this casing, save manufacturing cost, just need not be fixed in the air throttle casing with the motor through screw, flange piece and spring shim, further saved the cost.
Description
Technical field
This utility model relates to auto parts and components product, specifically, relates to a kind of for automobile power
Air throttle in assembly.
Background technology
In internal combustion engine, be usually provided with throttle valve device, its be arranged in inlet manifold upstream and with enter
Feed channel is connected, and for controlling to supply the air mass flow of inlet manifold, thus controls to enter engine air
The air mass flow of cylinder.
The most general air throttle includes air throttle housing, is positioned at described air throttle enclosure interior
The torque transmitter that engages with the outfan of described motor of motor and described torque transmitter
Fixing connect throttle plate pin, be arranged on described throttle plate pin, be positioned within air throttle aditus laryngis
Butterfly valve, and the lid installed is coordinated with air throttle housing.Wherein, motor is provided with and solar term door shell
The flange plate of body secure fit, this flange plate has two screw holes, and air throttle housing has receipts
Holding the motor hole of motor and for fixing the screw hole of motor, motor is fixed by screws in motor hole,
And by spring shim clamping motor.
And the mode of this fixing motor has the disadvantages that 1) due to air throttle housing be metal material,
Need on this air throttle housing, formed motor hole and the spiral shell of fixing motor housing motor by machining
Nail, manufacturing cost is high；2) two screws, a flange plate and spring shim is needed to be fixed by motor
In the motor hole of air throttle housing, link cost is the highest.
Summary of the invention
The purpose of this utility model is to provide a kind of air throttle, and it can effectively save manufacturing cost.
The air throttle that this utility model provides, including: housing, it has gas channel；It is positioned at housing
Interior motor, this motor one end connects output gear；The moment of torsion transmission engaged with described output gear
Device；Fixing, with described torque transmitter, the throttle plate pin being connected, this throttle plate pin leads to through air-flow
Road, and obtain support by inserting the first installing hole on air throttle housing and the second installing hole；Install
On described throttle plate pin, to be positioned at gas channel butterfly valve；Described housing is plastics, and motor leads to
Cross injection mo(u)lding to be fixed in housing.
It is preferred that described motor fixes with housing in the one end away from output gear, near output
One end of gear is not fixed with housing.
It is preferred that the height h of described motor and housing standing part is 0 to 10 millimeter.
It is preferred that the height h of described motor and housing standing part is preferably 5 to 10 millimeters.
It is preferred that described air throttle also includes the lid of plastics, this lid and housing are by screw or folder
Tool is fixing, or is fixed by laser welding.
It is preferred that be provided with the mold insert that metal is made in described housing, this mold insert forms described air-flow and leads to
Road.
It is preferred that described mold insert has relative both ends of the surface, inner cylinder face and an external cylindrical surface, described two
End face and external cylindrical surface combine with the plastic material of housing, described inner cylinder face not by plastic overmold,
Thus enclose and set the described gas channel of formation.
Compared with prior art, owing to housing is plastics, motor is fixed in housing by injection mo(u)lding,
Need not be formed by machining on the housing house the motor hole of motor and for fixing the spiral shell of motor
Nail, saves manufacturing cost, and need not by screw, flange plate and spring shim motor is solid
In air throttle housing, provide cost savings further.
Accompanying drawing explanation
The accompanying drawing of the part constituting the application is used for providing being further appreciated by of the present utility model, this
The schematic description and description of utility model is used for explaining this utility model, is not intended that this reality
With novel improper restriction.In the accompanying drawings:
Fig. 1 is the generalized section after air throttle described in the utility model assembles；
Fig. 2 is the enlarged diagram of the part A of air throttle shown in Fig. 1；
Fig. 3 is that the schematic perspective view of this utility model air throttle, wherein lid and the first gear remove.
Detailed description of the invention
Referring to Fig. 1 and Fig. 3, this air throttle includes: housing 1, and it has gas channel 12；Position
Motor 2 in housing 1, this motor 2 one end connects output gear 21；With described output gear
The torque transmitter 3 of 21 engagements；The throttle plate pin 4 being connected is fixed with described torque transmitter 3,
This throttle plate pin 4 is through gas channel 12, and by inserting the first installing hole 6 on housing 1 and the
Two installing holes 7 obtain and support；Be arranged on described throttle plate pin 4, be positioned at gas channel 12
Butterfly valve 5；Described housing 1 is plastics, and motor 2 is fixed in housing 1 by injection mo(u)lding.Due to
Housing 1 is plastics, and motor 2 is fixed in housing 1 by injection mo(u)lding, can preferably fix electricity
Machine 2, the resonance amplitude of this motor 2 is little, is formed by machining without the need on this housing 1
House the motor hole of motor 2 and for fixing the screw hole of motor 2, save manufacturing cost, and this
Fixed form eliminates 2 to 3 screws, the flange plate of 1 fixing motor and the spring of clamping motor
Pad, therefore also saves material cost.This air throttle also includes the lid 8 that plastics are made, this lid
Body 8 and housing 1 are fixed by screw or fixture.Owing to housing 1 and lid 8 are all plastics, the two
Also can be fixed by laser welding.
Incorporated by reference to refering to Fig. 2, in order to further motor 2 preferably be fixed within the case 1, described
Motor 2 only fixes with housing 1 in the one end away from output gear 12, near output gear 12
One end not do not fix with housing 1, and the height h of described motor 2 and housing 1 standing part is 0
To 10 millimeters, preferably 5 to 10 millimeters.
Referring to Fig. 1, in the present embodiment, torque transmitter 3 is secondary transmission, and it includes phase
Mutually the first gear 31 and the second gear 32 of engagement, described first gear 31 be installed on wheel shaft and with electricity
The outfan 20 of machine 2 is meshed, and described second gear 32 is fixing with throttle plate pin 4 to be connected.This joint
Valve also includes the return spring 12 that two ends are separately fixed on described housing 1 and the second gear 32,
This return spring 12 is to be arranged on described housing 1 and the second gear 32 with certain pretightning force,
Due to the effect of pretightning force, one end of return spring 12 will pull the second gear 32 and be fixed
On described housing 1, this position is the initial position of the second gear 32, when running into electric current and disconnecting,
Under the effect of above-mentioned pretightning force, described return spring 12 can pull the second gear 32 to rotate, from
And drive described throttle plate pin 4 to rotate and described dish valve 5 is withdrawn into initial position.Implement at other
In example, this torque transmitter 3 can also be primary transmission.
Referring to Fig. 1, be provided with mold insert 9 in described housing 1, this mold insert 9 is made of metal, such as:
Aluminium alloy or copper alloy, this mold insert 9 forms described gas channel 12.This mold insert 9 is coated with by injection
Mode be molded fixing within the case 1, and this mold insert 9 have relative both ends of the surface (not shown),
Inner cylinder face 91 and external cylindrical surface 92, described both ends of the surface and external cylindrical surface 92 and the plastics material of housing 1
Material combines, and described inner cylinder face 91 is not by plastic overmold, thus encloses and set the described gas channel of formation
12.By arranging mold insert 9 in plastic casing 1, the requirement to throughput control accuracy can be met.
Described air throttle also includes the electric interfaces (not shown) for powering on, peace to described motor 2
The Magnet (not shown) being loaded on torque transmitter 3 side, the position sensing being installed in lid 8
Device (not shown), described position sensor is by the rotation of dish valve 5 described in the change perception of magnetic field of magnets
Gyration, and feed back to electronic control unit.
Although this utility model discloses as above with preferred embodiment, but this utility model is not limited to
This.Any those skilled in the art, that is made in without departing from spirit and scope of the present utility model is each
Plant and change and amendment, all should include in protection domain of the present utility model, guarantor the most of the present utility model
The scope of protecting should be as the criterion with claim limited range.
Claims (8)
1. an air throttle, including:
Housing, it has gas channel；
Being positioned at the motor of housing, this motor one end connects output gear；
The torque transmitter engaged with described output gear；
Fixing, with described torque transmitter, the throttle plate pin being connected, this throttle plate pin passes gas channel,
And obtain support by inserting the first installing hole on housing and the second installing hole；
It is arranged on described throttle plate pin, to be positioned at gas channel butterfly valve；
It is characterized in that: described housing is plastics, and motor is fixed in housing by injection mo(u)lding.
Air throttle the most according to claim 1, it is characterised in that described motor is away from output
One end of gear fixes with housing, is not fixing with housing near one end of output gear.
Air throttle the most according to claim 2, it is characterised in that described motor is fixed with housing
The height h of part is 0 to 10 millimeter.
Air throttle the most according to claim 3, it is characterised in that described motor is fixed with housing
The height h of part is preferably 5 to 10 millimeters.
Air throttle the most according to claim 1, it is characterised in that also include the lid of plastics,
This lid and housing are fixed by screw or fixture.
Air throttle the most according to claim 1, it is characterised in that also include the lid of plastics,
This lid and housing are fixed by laser welding.
Air throttle the most according to claim 1, it is characterised in that be provided with gold in described housing
Belonging to the mold insert made, this mold insert forms described gas channel.
Air throttle the most according to claim 7, it is characterised in that described mold insert has relative
Both ends of the surface, inner cylinder face and external cylindrical surface, described both ends of the surface and external cylindrical surface and the plastic material of housing
Combining, described inner cylinder face is not by plastic overmold, thus encloses and set the described gas channel of formation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620457778.XU CN205605314U (en) | 2016-05-19 | 2016-05-19 | Air throttle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620457778.XU CN205605314U (en) | 2016-05-19 | 2016-05-19 | Air throttle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205605314U true CN205605314U (en) | 2016-09-28 |
Family
ID=56949644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620457778.XU Active CN205605314U (en) | 2016-05-19 | 2016-05-19 | Air throttle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205605314U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108836171A (en) * | 2018-09-05 | 2018-11-20 | 西马智能科技股份有限公司 | A kind of intelligent closestool with gear-box fast assembling disassembling structure |
-
2016
- 2016-05-19 CN CN201620457778.XU patent/CN205605314U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108836171A (en) * | 2018-09-05 | 2018-11-20 | 西马智能科技股份有限公司 | A kind of intelligent closestool with gear-box fast assembling disassembling structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 241009 Anhui city of Wuhu Province Silver Lake Economic and Technological Development Zone No. 27 North Road Patentee after: WeiPai automotive electronics (Wuhu) Co., Ltd Address before: 241009 Anhui city of Wuhu Province Silver Lake Economic and Technological Development Zone No. 27 North Road Patentee before: Continental automotive electronics (Wuhu) Co., Ltd |