CN209054145U - A kind of electronic actuators - Google Patents
A kind of electronic actuators Download PDFInfo
- Publication number
- CN209054145U CN209054145U CN201821646984.0U CN201821646984U CN209054145U CN 209054145 U CN209054145 U CN 209054145U CN 201821646984 U CN201821646984 U CN 201821646984U CN 209054145 U CN209054145 U CN 209054145U
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- China
- Prior art keywords
- gear
- shell
- end cover
- electronic actuators
- actuators according
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Abstract
The utility model discloses a kind of electronic actuators, including shell, the motor being set in the housing, lid closes the first end cover and second end cover at shell both ends, an accommodating chamber is formed between first end cover and shell, being cascading in accommodating chamber has first gear group, second gear group and third gear set, first gear group includes meshed gears one and gear two, second gear group includes meshed gears three and gear four, third gear set includes meshed gears five and gear six, gear one is installed on the transmission shaft of motor, gear two is co-axially located on shell by first rotating shaft and gear four, gear three is co-axially located on shell by the second shaft and gear five, one end of output shaft is connected with gear six, the other end is installed in first end cover and is pierced by first end cover.Gear is stacked by the utility model, and two sides mounting portion uses laser welding within the scope of shell structure between end cap and shell, is cancelled mechanical connection, is reduced the size and weight of electronic actuators.
Description
Technical field
The utility model relates to a kind of electronic actuators, more particularly, to a kind of applied to variable geometry turbocharger
Electronic actuators.
Background technique
Tradition controls air inlet pressure by adjusting the open amount of exhaust gas by-pass valve using the turbocharger of electronic actuators
Power, such mode are higher to the torque demand of electronic actuators, to meet corresponding demand, the size of conditional electronic actuator,
Weight, power consumption etc. are relatively high.Compared with traditional turbocharger, variable geometry turbocharger is by changing turbine inflow
Inflow angle and speed adjust the output of turbocharger, response time when improving low engine speeds and accelerate energy
Power, traditional electronic actuators because the reasons such as size, weight can not be matched with variable geometry turbocharger well, because
This, needs that a kind of size is small, light-weight, and the electronic actuators that can be matched with variable geometry turbocharger.
Utility model content
The purpose of the utility model is to overcome the defect of the prior art, it is small, light-weight and can apply to provide a kind of size
In the electronic actuators of variable geometry turbocharger.
To achieve the above object, the utility model proposes following technical solutions: a kind of electronic actuators, including shell, electricity
Machine, first end cover, second end cover, first gear group, second gear group, third gear set, first rotating shaft, the second shaft and output
Axis, the motor are disposed in the housing, and the first end cover and second end cover cover conjunction at the both ends of the shell respectively, described
An accommodating chamber is formed between first end cover and the shell, the first gear group, second gear group and third gear set are successively
It is stacked in the accommodating chamber；
The first gear group includes the gear one and gear two being meshed, and the second gear group includes the tooth being meshed
Wheel three and gear four, the third gear set include the gear five and gear six being meshed, and the gear one is installed in the electricity
On the transmission shaft of machine, the gear two is coaxially disposed the gear threeway on the housing by first rotating shaft and gear four
Cross the second shaft and the coaxial arrangement of gear five on the housing, one end of the output shaft is connected with the gear six, another
End is installed on the end cap and is pierced by the first end cover.
Preferably, the shell is equipped with the first mounting portion and the second mounting portion being oppositely arranged, first mounting portion
It is equipped with a mounting hole, sets that there are two mounting holes on second mounting portion；Or
It is set on first mounting portion there are two mounting hole, second mounting portion is equipped with a mounting hole.
Preferably, the bolt collar for structural strengthening is equipped in the mounting hole.
Preferably, air hole is additionally provided in the shell or first end cover.
It preferably, further include connecting plate, the connecting plate is connected with the part that output shaft is pierced by the first end cover.
It preferably, further include the magnet being molded together with the output shaft and gear six, the magnet passes through the output
Axis and the gear six are coaxially disposed, and the gear six is between the magnet and first end cover.
It preferably, further include position sensor, the position sensor is set to using resistance welding or PCB welding manner
On the shell, the magnet is between the position sensor and gear six.
It preferably, further include Electric plug with shutter, the Electric plug with shutter includes plug body and contact pin, the plug body
On the shell, the contact pin is set on the shell, and one end of the contact pin is set in the plug body, another
End is electrically connected by harness with motor and position sensor.
Preferably, the outer diameter of the gear two is greater than the outer diameter of gear four, the outer diameter of the gear three
Greater than the outer diameter of gear five.
Preferably, the gear six is fan-shaped.
The beneficial effects of the utility model are:
Electronic actuators described in the utility model are applied to variable geometry turbocharger, by the way that gear to be laminated
Setting, and mounting portion is set in the two sides of shell, and make two sides mounting portion within the scope of shell structure, while smaller using size
Motor, finally reduce the size of electronic actuators, further reduce the weight of electronic actuators.
Detailed description of the invention
Fig. 1 is the stereoscopic schematic diagram of the utility model；
Fig. 2 is the explosion diagram of the utility model；
Fig. 3 is the gear combination schematic diagram of the utility model.
Appended drawing reference: 1, shell, 2, motor, 3, first end cover, 4, second end cover, 5, first gear group, 51, gear one,
52, gear two, 6, second gear group, 61, gear three, 62, gear four, 7, third gear set, 71, gear five, 72, gear six,
8, first rotating shaft, the 9, second shaft, 10, output shaft, 11, airtight bearing, the 12, first mounting portion, 121, positioning pin, 13, second
Mounting portion, 14, bolt collar, 15, connecting plate, 16, magnet, 17, position sensor, 18, Electric plug with shutter, 181, outside plug
Shell, 182, contact pin.
Specific embodiment
Below in conjunction with the attached drawing of the utility model, the technical solution of the utility model embodiment is carried out clear, complete
Description.
A kind of revealed electronic actuators of the utility model are applied to variable geometry turbocharger, and can satisfy can
The torque of variable geometry turbocharger, which exports, to be required.
In conjunction with shown in Fig. 1, Fig. 2 and Fig. 3, a kind of electronic actuators, including shell 1, motor 2, first end cover 3, second end
Lid 4, first gear group 5, second gear group 6, third gear set 7, first rotating shaft 8, the second shaft 9 and output shaft 10.Wherein, shell
Body 1 has a cavity, and motor 2 is mounted in the cavity, and first end cover 3 and second end cover 4 cover conjunction the two of shell 1 respectively
End, and an accommodating chamber is formed between first end cover 3 and shell 1.When implementation, first end cover 3 and second end cover 4 pass through Laser Welding
The mode connect is fixedly connected on the both ends of shell 1, eliminates mechanical connection, and motor 2 using the lesser direct current of size to have
Brush motor is best.
In conjunction with shown in Fig. 2 and Fig. 3, first gear group 5, second gear group 6 and third gear set 7, which are cascading, to be held
It receives in chamber.First gear group 5 includes the gear 1 and gear 2 52 being meshed, and second gear group 6 includes the gear being meshed
3 61 and gear 4 62, third gear set 7 includes the gear 5 71 and gear 6 72 being meshed.Wherein, gear 1 and motor 2
Transmission shaft be connected, when implementation, one 51 interference of gear is fitted on the transmission shaft of motor 2, and gear 1 uses powder smelting
Gold manufacture；Gear 2 52 is coaxially disposed by first rotating shaft 8 and gear 4 62, and first rotating shaft 8 is installed in the shell 1
On, when implementation, 8 interference of first rotating shaft is fitted on the shell 1；Gear 3 61 is coaxial by the second shaft 9 and gear 5 71
Setting, and the second shaft 9 is installed on the shell 1, and when implementation, the same interference of the second shaft 9 is fitted in the shell 1
On.
Further, one end of output shaft 10 is fixedly connected with gear 6 72, the other end be installed in first end cover 3 and
It is pierced by the first end cover 3, is used for output torque.When implementation, the other end of output shaft 10 is mounted on the by airtight bearing 11
On one end cap 3, and output shaft 10 is gap-matched with airtight bearing 11, and airtight 11 interference of bearing is fitted in the first end
On lid 3.
The utility model by the way that gear is stacked, reduce electronic actuators horizontally (when implementation, electronic actuators
It is laterally disposed, as shown in Figure 1) size, further reduce electronic actuators weight.
In the present embodiment, the outer diameter of gear 2 52 is greater than the outer diameter of gear 4 62, the outer diameter ruler of gear 3 61
The very little outer diameter greater than gear 5 71.Gear 6 72 uses sector gear, and gear 6 72 is in contact with first end cover 3
End face is recessed inwardly to form a concave part, can be used for accommodating the partial-length of output shaft 10.
Further, shell 1 or first end cover 3 are equipped with several air holes, by the way that the air hole is arranged, can prevent
Actuator internal and external pressure difference causes the damage of shell 1.When implementation, it is best that the quantity with air hole, which is 1,.
Further, the end that shell 1 is connected with first end cover 3 is equipped with one and is used for 2 upper end bearing chamber of card Electrical Discharge Machine
Quincunx bulge-structure, bearing chamber interference be pressed within the case 1, second end cover 4 be equipped with steel disc (not shown), the steel disc
It is matched with the butterfly spring (not shown) of 2 other end of motor setting, realizes the locking to 2 other end of motor, butterfly spring tool
There is certain compressing force, can play the role of keeping 2 position of motor.When implementation, motor 2 is placed in cavity, and one end passes through institute
It states quincunx bulge-structure and realizes that installation is fixed, the other end is realized by the cooperation of butterfly spring and steel disc and locked.
As shown in Fig. 2, the two sides of shell 1 are equipped with the first mounting portion 12 and the second mounting portion 13 being oppositely arranged, the first peace
It is equipped with mounting hole on dress portion 12 and the second mounting portion 13, it can be to electronics by first mounting portion 12 and the second mounting portion 13
Actuator is fixed.In the present embodiment, the first mounting portion 12 is equipped with a mounting hole, set on the second mounting portion 13 there are two
It is set on mounting hole or the first mounting portion 12 there are two mounting hole, the second mounting portion 13 is equipped with a mounting hole, mounting hole
Quantity can be set according to actual needs.The utility model pacifies two sides by the way that mounting hole is arranged in the two sides of shell 1
Holding position further decreases the size of actuator within the scope of shell structure.
Further, the bolt collar 14 for structural strengthening, the first mounting portion 12 and the second peace are equipped in mounting hole
It fills 13 and is equipped with a positioning pin 121.
As shown in Fig. 2, electronic actuators further include connecting plate 15, connecting plate 15 and output shaft 10 are pierced by the portion of the first cover board
Split-phase connects, and when implementation, connecting plate 15 is connected by the way of laser welding with output shaft 10, and connecting plate 15 is by stainless steel
Punch forming.
Further, electronic actuators further include magnet 16, and magnet 16 is coaxially disposed by output shaft 10 and gear 6 72,
And magnet 16 is set to the lower section of gear 6 72, and position control accuracy on the one hand can be improved, on the other hand make internal structure cloth
That sets is more compact.When implementation, gear 6 72 and 16 integrated injection molding of output shaft 10 and magnet, wherein gear 6 72 and output shaft
10 use the injection molding of spline form, and magnet 16 is made of high-performance Ne-Fe-B material, is had the performance of high temperature resistance.
Further, electronic actuators further include position sensor 17, are fixed on shell 1, and are located at magnetic
The lower section of iron 16.When implementation, position sensor 17 is by the way of fixed using resistance welding or PCB welding manner or glue
It is fixed on shell 1, position sensor 17 preferably uses 3D Hall hall effect sensor, and EMC module built in sensor can expire
The requirement that sufficient EMC Requirements and position accurately control, and can provide error diagnosis information.
Further, electronic actuators further include Electric plug with shutter 18, and when implementation, Electric plug with shutter is electrically connected with controller
It connects, controller can control electronic actuators work.Electric plug with shutter includes plug body 181 and contact pin 182, plug body 181
It is set on the shell 1 by the way of integrated injection molding, the contact pin is set on shell, and one end of contact pin 182 is set
In in plug body 181, the other end is electrically connected by harness with motor 2 and position sensor 17.When implementation, harness and contact pin are equal
It is molded on shell 1.
The technology contents and technical characteristic of the utility model have revealed that as above, however those skilled in the art still may be used
Can teaching based on the utility model and announcement and make various replacements and modification without departing substantially from the spirit of the present invention, therefore, this
Utility model protection range should be not limited to the revealed content of embodiment, and should include the various replacements without departing substantially from the utility model
And modification, and covered by present patent application claim.
Claims (10)
1. a kind of electronic actuators, which is characterized in that including shell, motor, first end cover, second end cover, first gear group,
Two gear sets, third gear set, first rotating shaft, the second shaft and output shaft, the motor are disposed in the housing, and described first
End cap and second end cover cover conjunction respectively and form a receiving between the both ends of the shell, the first end cover and the shell
Chamber, the first gear group, second gear group and third gear set are cascading in the accommodating chamber；
The first gear group includes the gear one and gear two being meshed, and the second gear group includes the gear three being meshed
With gear four, the third gear set includes the gear five and gear six being meshed, and the gear one is installed in the motor
On transmission shaft, the gear two is coaxially disposed on the housing by first rotating shaft and gear four, and the gear three passes through the
Two shafts and gear five are coaxially disposed on the housing, and one end of the output shaft is connected with the gear six, other end dress
It is located on the end cap and is pierced by the first end cover.
2. electronic actuators according to claim 1, which is characterized in that the shell is equipped with the first peace being oppositely arranged
Dress portion and the second mounting portion, first mounting portion are equipped with a mounting hole, set that there are two installations on second mounting portion
Hole；Or
It is set on first mounting portion there are two mounting hole, second mounting portion is equipped with a mounting hole.
3. electronic actuators according to claim 2, which is characterized in that be equipped in the mounting hole for structural strengthening
Bolt collar.
4. electronic actuators according to claim 1, which is characterized in that be additionally provided on the shell or first end cover ventilative
Hole.
5. electronic actuators according to claim 1, which is characterized in that it further include connecting plate, the connecting plate and output
The part that axis is pierced by the first end cover is connected.
6. electronic actuators according to claim 1, which is characterized in that further include with the output shaft and gear six together
The magnet of injection molding, the magnet is coaxially disposed by the output shaft and the gear six, and the gear six is located at the magnetic
Between iron and first end cover.
7. electronic actuators according to claim 6, which is characterized in that it further include position sensor, the position sensing
Device is set on the shell using resistance welding or PCB welding manner, and the magnet is located at the position sensor and gear
Between six.
8. electronic actuators according to claim 7, which is characterized in that further include Electric plug with shutter, described be electrically connected patches
Head includes plug body and contact pin, and the plug body is set on the shell, and the contact pin is set on the shell, and described
One end of contact pin is set in the plug body, and the other end is electrically connected by harness with motor and position sensor.
9. electronic actuators according to claim 1, which is characterized in that the outer diameter of the gear two is greater than gear four
Outer diameter, the outer diameter of the gear three is greater than the outer diameter of gear five.
10. electronic actuators according to claim 1, which is characterized in that the gear six is fan-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821646984.0U CN209054145U (en) | 2018-10-11 | 2018-10-11 | A kind of electronic actuators |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821646984.0U CN209054145U (en) | 2018-10-11 | 2018-10-11 | A kind of electronic actuators |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209054145U true CN209054145U (en) | 2019-07-02 |
Family
ID=67050439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821646984.0U Active CN209054145U (en) | 2018-10-11 | 2018-10-11 | A kind of electronic actuators |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209054145U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109058557A (en) * | 2018-10-11 | 2018-12-21 | 锋宏海力汽车技术(昆山)有限公司 | A kind of electronic actuators |
-
2018
- 2018-10-11 CN CN201821646984.0U patent/CN209054145U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109058557A (en) * | 2018-10-11 | 2018-12-21 | 锋宏海力汽车技术(昆山)有限公司 | A kind of electronic actuators |
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