CN205955861U - Empty device of straining of adjustable positive displacement and engine thereof - Google Patents
Empty device of straining of adjustable positive displacement and engine thereof Download PDFInfo
- Publication number
- CN205955861U CN205955861U CN201620968375.1U CN201620968375U CN205955861U CN 205955861 U CN205955861 U CN 205955861U CN 201620968375 U CN201620968375 U CN 201620968375U CN 205955861 U CN205955861 U CN 205955861U
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- China
- Prior art keywords
- air filter
- volume
- engine
- housing
- filter device
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Abstract
The utility model discloses an empty device of straining of adjustable positive displacement and engine thereof, include the changeable empty filter of inner chamber volume and be used for regulating and control according to the thruster operation operating mode the volumetric control system of inner chamber of empty filter, control system includes: detecting element for acquire the thruster operation operating mode, regulating unit for the empty filter volume of adjustment, the controller for receive detecting element's engine operating mode signal and send the volumetric control command of the empty filter of adjustment according to this signal to regulating unit, make empty filter produce different volumes under the different work condition of engine to admit air to produce to the engine under the different rotational speeds of engine and compromise, realize producing the pulsation effect that admits air in the full rotational speed section of engine, improve the engine and carry out efficiency, improve the performance of engine.
Description
Technical field
This utility model is related to reciprocating machine field of air filtration, particularly to a kind of volume adjustable formula air filter device and
Its electromotor.
Background technology
Air filter is the abbreviation of air filter, during reciprocating machine (internal combustion engine, reciprocating compressor etc.) work, if inhaled
Enter in the air and contain the impurity such as dust just by the abrasion of aggravation parts, so must be equipped with air filter.Air filter is general
Including housing, air inlet pipe and escape pipe, in housing, it is provided with filter element, escape pipe is connected with the inlet manifold of electromotor, filter element will
The housing cavity of air filter is separated into ante-chamber and back cavity, and outside air enters ante-chamber, enters back cavity outlet by the filtration of filter element,
Enter back into carburetor.One of ordinary skill in the art all know, air filter is closely bound up with the intake efficiency of electromotor, and electromotor
Intake efficiency is the basic reasonses of restriction engine performance, and the ante-chamber of air filter and the volume size of back cavity are with charge pulsation frequently
Rate matches and can play the rental increasing air inflow, but in prior art, the ante-chamber of air filter and the volume of back cavity are all fixing, only
Charge pulsation effect can be produced it is impossible to take into account the engine charge under other rotating speeds in a certain range of speeds, thus impact is sent out
The intake efficiency of motivation, and then affect the performance of electromotor.
Accordingly, it would be desirable to improve to existing air filter system so as to the electromotor under electromotor different rotating speeds can be entered
Gas produces and takes into account, and can produce charge pulsation effect, thus improving electromotor to enter line efficiency in full speed stage.
Utility model content
In view of this, this utility model provides a kind of volume adjustable formula air filter device, and it can be under electromotor different rotating speeds
Engine charge produce take into account, charge pulsation effect can be produced in full speed stage, thus improving electromotor to enter line efficiency.
Volume adjustable formula air filter device of the present utility model, starts including the variable air filter of cavity volume with for basis
Machine operating condition regulates and controls the control system of the cavity volume of air filter；Control system includes：Detector unit, for obtaining electromotor
Operating condition；
Adjustment unit, for adjusting air filter volume；
Controller, for receiving the engine condition signal of detector unit and sending adjustment according to this signal to adjustment unit
The control command of air filter volume；I.e. detector unit is detected to the operational factor of electromotor and is exported detection signal, can be right
One of engine speed, engine throttle opening, engine torque or engine throttle unit interval rate of change or two kinds
More than detected, and the detection signal being obtained according to detection exported to controller, detector unit and adjustment unit all with control
Device electrically connects, and controller can be ECU controller, the fortune after controller receives the transmission signal of detector unit detection, to electromotor
Row operating mode is judged, it judges that principle is detection signal to be changed and judges threshold with the operating mode that pre-sets in controller
Value scope compares, and when the numerical value after detection signal conversion is corresponding with a certain operating mode threshold range, controller judges now
Belong to corresponding operating condition, and air input of engine by air sends adjustment air filter to adjustment unit according to needed for current operating condition
The control command of volume, and control to adjust the variable quantity of the adjustment volume change of unit；Can produce under Different Work Condition of Engine
The different air filter volume of life, produces to the engine charge under electromotor different rotating speeds and takes into account, thus realizing complete in electromotor
Produce charge pulsation effect in speed stage, improve electromotor and enter line efficiency, improve the performance of electromotor.
Further, detector unit at least includes speed probe；Detector unit can be speed probe, be certainly alternatively and turn
Fast sensor is combined with one of throttle position switch or torque sensor or two kinds, because air filter variable volume is main
It is the difference of the air inlet frequency needed for rotation speed change for adapting to electromotor, therefore at least the rotating speed of electromotor is detected；Turn
Fast sensor refers to the rotating speed of rotating object is converted to the sensor of electricity output.
Further, the housing of air filter has Collapsible structure on air-flow direction, and real by this Collapsible structure
The cavity volume of existing air filter is variable；I.e. the variable Collapsible structure by housing of the cavity volume of air filter is realized, scalable
Structure is formed on housing, and can be elastic on air-flow direction, and air-flow direction refers to that air enters from air filter
Enter the direction of air throttle, air enters from the air intake of air filter housing, from air filter shell after the filter element filtering of air filter
The air outlet slit of body exits into air throttle, finally enters combustor；Collapsible structure attachment structure is simple, and it is easy to realize,
When needing to change housing cavity volume, the change easily and fast realizing housing cavity volume can be driven by external device (ED).
Further, adjustment unit is to be equipped with and can drive the straight-line electric that Collapsible structure stretches with the housing of air filter
Machine；Linear electric motors are linear stepping motor or linear servo-actuator；Linear electric motors refer to be output as the motor of linear movement, its
In, it is linear movement that linear stepping motor refers in motor internal convert rotational motion, and linear servo-actuator is servomotor
One kind, equally be output as move along a straight line；Certainly, adjustment unit equally can be realized by electric rotating machine and actuating device, transmission
Device and electric rotating machine are in transmission connection and are changed into moving along a straight line by the rotational motion of electric rotating machine, in the case of actuating device, can
Realized by screw-nut body.
Further, specifically, Collapsible structure can be realized by two ways, a kind of implementation of Collapsible structure
For：Housing includes inner housing and shell body, and described shell body is enclosed within described inner housing and both are sealable relatively reciprocatingly slides
Form described Collapsible structure；I.e. housing is made up of inner housing and shell body two parts, and shell body is enclosed within inner housing, and shell
Can relatively slide between body and inner housing and realize Collapsible structure, this structure is not shown in figure；Not only there is preferable structure
Intensity, and can have more preferable guidance quality when flexible, the change to cavity volume is easily controlled；Wherein, scalable knot
The place of being slidably matched of structure is provided with sealing member, and sealing member is the ring structure conformal with inner housing and shell shape, its
Mounting means can be realized by arranging sealing ring mounting groove at the place of being slidably matched of inner housing or shell body, or sealing member is filler
Sealing member, carries out filler at the place of being slidably matched of inner housing or shell body and forms packing seal, is adapted to relatively with more preferable
The sealing slided；
Another kind of implementation of Collapsible structure is, as illustrated, Collapsible structure is bellows structure；I.e. scalable
Structure is telescopic bellows structure, has that globality structure is good, and the mode changing volume can quickly be realized, and cost
Relatively low；Above two mode all can achieve the flexible volume changing housing cavity.
Further, when Collapsible structure is bellows structure, bellows structure is integrally formed with the body of housing 1；I.e. ripple
Stricture of vagina pipe is made into integration as the body of Collapsible structure and housing, has preferable globality, and can ensure to seal；And adopt
The Collapsible structure of bellows structure can make pressure fluctuation during air inlet be buffered, and reduces noise.
Further, the inner chamber of housing is divided into ante-chamber and back cavity along air-flow direction, and Collapsible structure is correspondingly arranged
Back cavity in described housing；Filter element is set in the inner chamber of housing, and the inner chamber of housing is separated into ante-chamber and back cavity, ante-chamber by filter element
Referred to as inlet chamber, back cavity is also referred to as outlet chamber, because front intracavity gas are also filtered, and air filter back cavity and engine throttle
Door directly connects for air inlet, and the volume size of back cavity has direct impact to the intake efficiency of electromotor；By Collapsible structure
It is arranged at back cavity, that is, the back cavity volume of housing is varistructure, and the engine charge demand under different rotating speeds can be carried out soon
Speed reaction, makes engine charge produce charge pulsation effect in full speed section, full speed section refers in whole velocity intervals.
The invention also discloses a kind of electromotor of utilization volume adjustable formula air filter device, electromotor is applied
State volume adjustable formula air filter device.
The beneficial effects of the utility model：Volume adjustable formula air filter device of the present utility model and its electromotor, air filter
Cavity volume variable, control system can according to engine operation condition regulate and control air filter cavity volume, that is, in electromotor
Air filter is made to produce different volumes under different operating modes, thus the engine charge under electromotor different rotating speeds is produced taking into account,
Realize producing charge pulsation effect in the full speed stage of electromotor, improve engine charging efficiency, improve the performance of electromotor.
Brief description
With reference to the accompanying drawings and examples this utility model is further described.
Fig. 1 is volume adjustable formula air filter device schematic diagram of the present utility model；
Fig. 2 is control system flow chart in volume adjustable formula air filter device of the present utility model.
Specific embodiment
Fig. 1 is volume adjustable formula air filter device schematic diagram of the present utility model, and Fig. 2 is volume adjustable formula of the present utility model
Control system flow chart in air filter device, as described in Figure：The volume adjustable formula air filter device of the present embodiment, can including cavity volume
The air filter becoming and the control system for regulating and controlling the cavity volume of air filter according to engine operation condition；Control system bag
Include：Detector unit 8, for obtaining engine operation condition；
Adjustment unit 7, for adjusting air filter volume；
Controller 9, for receiving the engine condition signal of detector unit 8 and being sent to adjustment unit 7 according to this signal
The control command of adjustment air filter volume；
I.e. detector unit 8 is detected to the operational factor of electromotor and is exported detection signal, can to engine speed, send out
One of motivation accelerator open degree, engine torque or engine throttle unit interval rate of change or two or more detected,
And exported to controller 9 according to the detection signal that detection obtains, detector unit 8 and adjustment unit 7 are all electrically connected with controller 9,
Controller 9 can be ECU controller, the operating condition after controller 9 receives the transmission signal of detector unit 8 detection, to electromotor
Judged, its judge principle be detection signal is changed and with the operating mode judgment threshold model that pre-sets in controller 9
Enclose and compare, when the numerical value after detection signal conversion is corresponding with a certain operating mode threshold range, controller 9 judges now to belong to
Corresponding operating condition, and air input of engine by air sends adjustment air filter appearance to adjustment unit 7 according to needed for current operating condition
Long-pending control command, and control to adjust the variable quantity of the adjustment volume change of unit 7；Can produce under Different Work Condition of Engine
Different air filter volumes, produces to the engine charge under electromotor different rotating speeds and takes into account, thus realizing entirely turning in electromotor
Produce charge pulsation effect in fast section, improve electromotor and enter line efficiency, improve the performance of electromotor.
In the present embodiment, detector unit 8 at least includes speed probe；Detector unit 8 can be speed probe, certainly
Can combine with one of throttle position switch or torque sensor or two kinds for speed probe, because air filter volume can
Become mainly into adapting to the difference of the air inlet frequency needed for rotation speed change of electromotor, therefore at least the rotating speed of electromotor is examined
Survey；Speed probe refers to the rotating speed of rotating object is converted to the sensor of electricity output.
In the present embodiment, the housing 1 of air filter has Collapsible structure on air-flow direction, and by this scalable knot
The cavity volume that structure realizes air filter is variable；I.e. the variable Collapsible structure by housing 1 of the cavity volume of air filter is realized, can
Stretching structure is formed on housing 1, and can be elastic on air-flow direction, and air-flow direction refers to air from air filter
Device enters the direction of air throttle, and air enters from the air intake of air filter housing 1, from sky after filter element 2 filtration through air filter
The air outlet slit of filter shell 1 exits into air throttle 5, finally enters combustor 6；Collapsible structure attachment structure is simple, real
Now easy, when needing to change housing 1 cavity volume, can be driven by external device (ED) and easily and fast realize housing 1 inner chamber
The change of volume.
In the present embodiment, adjustment unit 7 is to be equipped with the housing 1 of air filter and can drive Collapsible structure to stretch
Linear electric motors；Linear electric motors are linear stepping motor or linear servo-actuator；Linear electric motors refer to be output as the electricity of linear movement
Machine, wherein, it is linear movement that linear stepping motor refers in motor internal convert rotational motion, and linear servo-actuator is servo
One kind of motor, is equally output as moving along a straight line；Certainly, adjustment unit equally can be realized by electric rotating machine and actuating device,
Actuating device and electric rotating machine are in transmission connection and are changed into moving along a straight line by the rotational motion of electric rotating machine, in actuating device situation
Under, can be realized by screw-nut body.
In the present embodiment, specifically, Collapsible structure can be realized by two ways, a kind of realization side of Collapsible structure
Formula is：Housing 1 includes inner housing and shell body, and described shell body is enclosed within described inner housing and both are sealable relatively back and forth slides
The described Collapsible structure of dynamic formation；I.e. housing 1 is made up of inner housing and shell body two parts, and shell body is enclosed within inner housing, and
Can relatively slide between shell body and inner housing and realize Collapsible structure, this structure is not shown in figure；Not only have preferably
Structural strength, and can have more preferable guidance quality when flexible, the change to cavity volume is easily controlled；Wherein, can stretch
The place of being slidably matched of shrinking structure is provided with sealing member, and sealing member is the sealing ring knot conformal with inner housing and shell shape
Structure, its mounting means can be realized by arranging sealing ring mounting groove at the place of being slidably matched of inner housing or shell body, or sealing member
For packing seal element, carry out filler at the place of being slidably matched of inner housing or shell body and form packing seal, adapted to more preferable
To the sealing relatively slided；
Another kind of implementation of Collapsible structure is, as illustrated, Collapsible structure is bellows structure 1-2；?
Stretching structure is telescopic bellows structure 1-2, has that globality structure is good, can be quickly real to the mode changing volume
Existing, and cost is relatively low；Above two mode all can achieve the flexible volume changing housing 1 inner chamber.
In the present embodiment, when Collapsible structure is bellows structure 1-2, the body 1-1 of bellows structure 1-2 and housing 11
Integrally formed；I.e. corrugated tube is made into integration as the body of Collapsible structure and housing 1, has preferable globality, and can protect
Card sealing；And pressure fluctuation during air inlet can be made to be buffered using the Collapsible structure of bellows structure 1-2, reduction is made an uproar
Sound.
In the present embodiment, the inner chamber of housing 1 is divided into ante-chamber 3 and back cavity 4, Collapsible structure pair along air-flow direction
The back cavity 4 of described housing 1 should be arranged at；Filter element 2 is set in the inner chamber of housing 1, and the inner chamber of housing 1 is separated into ante-chamber 3 by filter element 2
With back cavity 4, ante-chamber 3 also referred to as inlet chamber, back cavity 4 is also referred to as outlet chamber, because in ante-chamber 3, gas is also filtered, and air filter
Device back cavity 4 directly connects for air inlet with engine air throttle 5, and the volume size of back cavity 4 has directly to the intake efficiency of electromotor
The impact connecing；Collapsible structure is arranged at back cavity 4, that is, back cavity 4 volume of housing 1 is varistructure, can be to different rotating speeds
Under engine charge demand carry out fast reaction, make engine charge produce charge pulsation effect, full speed section in full speed section
Refer in whole velocity intervals.
The invention also discloses a kind of electromotor of utilization volume adjustable formula air filter device, electromotor is applied
State volume adjustable formula air filter device.
Finally illustrate, above example only in order to the technical solution of the utility model to be described and unrestricted, although ginseng
According to preferred embodiment, this utility model is described in detail, it will be understood by those within the art that, can be to this
The technical scheme of utility model is modified or equivalent, the objective without deviating from technical solutions of the utility model and model
Enclose, it all should be covered in the middle of right of the present utility model.
Claims (10)
1. a kind of volume adjustable formula air filter device it is characterised in that：Send out including the variable air filter of cavity volume with for basis
Motivation operating condition regulates and controls the control system of the cavity volume of described air filter；Described control system includes：Detector unit, is used for
Obtain engine operation condition；
Adjustment unit, for adjusting air filter volume；
Controller, for receiving the engine condition signal of detector unit and sending adjustment air filter according to this signal to adjustment unit
The control command of device volume.
2. volume adjustable formula air filter device according to claim 1 it is characterised in that：Described detector unit at least includes turning
Fast sensor.
3. volume adjustable formula air filter device according to claim 1 it is characterised in that：The housing of described air filter is in air
Collapsible structure had on flow direction, and by this Collapsible structure realize air filter cavity volume variable.
4. volume adjustable formula air filter device according to claim 3 it is characterised in that：Described adjustment unit is and air filter
Housing be equipped with and can drive described Collapsible structure stretch linear electric motors.
5. volume adjustable formula air filter device according to claim 3 it is characterised in that：Described housing includes inner housing with outward
Housing, described shell body is enclosed within described inner housing both sealable described Collapsible structures of formation that relatively reciprocatingly slide.
6. volume adjustable formula air filter device according to claim 3 it is characterised in that：Described Collapsible structure is corrugated tube
Structure.
7. volume adjustable formula air filter device according to claim 6 it is characterised in that：Described bellows structure and described shell
The body of body is integrally formed.
8. the volume adjustable formula air filter device according to claim 3-7 any claim it is characterised in that：Described air filter
The housing cavity of device is divided into ante-chamber and back cavity along air-flow direction, and described Collapsible structure is correspondingly arranged in described housing
Back cavity.
9. volume adjustable formula air filter device according to claim 4 it is characterised in that：Described linear electric motors are straight line stepping
Motor or linear servo-actuator.
10. the electromotor of the volume adjustable formula air filter device described in a kind of utilization claim 1-9 any claim, its feature
It is：On described electromotor, application has described volume adjustable formula air filter device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620968375.1U CN205955861U (en) | 2016-08-26 | 2016-08-26 | Empty device of straining of adjustable positive displacement and engine thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620968375.1U CN205955861U (en) | 2016-08-26 | 2016-08-26 | Empty device of straining of adjustable positive displacement and engine thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205955861U true CN205955861U (en) | 2017-02-15 |
Family
ID=57980556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620968375.1U Expired - Fee Related CN205955861U (en) | 2016-08-26 | 2016-08-26 | Empty device of straining of adjustable positive displacement and engine thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205955861U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106286031A (en) * | 2016-08-26 | 2017-01-04 | 重庆隆鑫机车有限公司 | Volume controllable type air filter system and electromotor thereof |
-
2016
- 2016-08-26 CN CN201620968375.1U patent/CN205955861U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106286031A (en) * | 2016-08-26 | 2017-01-04 | 重庆隆鑫机车有限公司 | Volume controllable type air filter system and electromotor thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170215 Termination date: 20210826 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |