CN106246789A - A kind of electronic air spring - Google Patents
A kind of electronic air spring Download PDFInfo
- Publication number
- CN106246789A CN106246789A CN201610887506.8A CN201610887506A CN106246789A CN 106246789 A CN106246789 A CN 106246789A CN 201610887506 A CN201610887506 A CN 201610887506A CN 106246789 A CN106246789 A CN 106246789A
- Authority
- CN
- China
- Prior art keywords
- air spring
- electronic air
- rear end
- screw mandrel
- piston bar
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/02—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum
- F16F9/0209—Telescopic
- F16F9/0281—Details
- F16F9/029—Details electrical, e.g. connections or contacts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/3207—Constructional features
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Damping Devices (AREA)
- Actuator (AREA)
Abstract
nullThe invention discloses a kind of electronic air spring，Including cylinder body pipe、Planetary reducer、Nut piston bar、Screw mandrel、Outer tube、Motor、Gas or gas mixture and each guiding fixing seal and component，The side of electronic air spring is provided with motor，The input of motor connects circuit board，The electric wire being connected to circuit board is arranged in thread-protected tube，Described thread-protected tube one end is through the rear dirt-proof boot being arranged on electronic air spring rear end，Electronic air spring rear end is connected with rear end connector，It is provided with rear end cap on the downside of dirt-proof boot behind electronic air spring rear end，The outfan of described motor connects planetary reducer，The front end of electronic air spring is provided with front end bulb，The leading exterior surface of electronic air spring is provided with drive end bearing bracket，The front inner surface of electronic air spring is provided with front dirt-proof boot，Present configuration is reasonable，Use length range is wide，Force characteristic can be steadily，Service life is long，It it is a kind of energy electric air spring of being suitable for support force support bar not of uniform size.
Description
Technical field
The present invention relates to a kind of spring, a kind of electronic air spring.
Background technology
Electronic air spring support bar mainly by the piston in cylinder barrel, cylinder barrel, piston rod, motor, planetary reducer, screw mandrel,
In nut piston bar, cylinder body pipe, outer tube and each guiding composition such as fixing seal and component, cylinder barrel, storage has nitrogen or storage
There is gas mixture.The volume in cylinder barrel has been occupied, so utilizing the cross-sectional area of piston rod gentle due to piston or piston rod
In cylinder, nitrogen pressure realizes the motion (piston rod cross-sectional area is multiplied by nitrogen pressure equal to piston rod movement thrust) of piston rod,
The power of air spring is used the forward and reverse of motor and is achieved electronic air spring.But presently disclosed electronic strut is mainly by pipe
Installing mechanical spring, mechanical spring one end contacts with cylinder body pipe, and the other end contacts with nut piston bar, due to mechanical spring elastic force
Effect under, naturalness lower nut piston rod is the state of stretching out all the time, then pass through motor produce power, pass to silk through gear
Bar, because of the ratcheting relation of screw mandrel Yu nut piston bar so that the forward and reverse of motor, is converted into the flexible position of nut piston bar
Move；Therefore power source is provided by motor, and the power source that piston rod stretches out is produced by mechanical spring.Presently disclosed electronic support
Bar, the power source that piston rod stretches out is produced by mechanical spring, and owing to mechanical spring force value is difficult to ensure that, the elastic force life-span is unstable,
The mechanical spring compresses in length limit is undesirable, and other performance all inferior positions are in pneumatic spring, thus the finished product processed does not reaches
More preferably effect
Summary of the invention
It is an object of the invention to provide a kind of electronic air spring, with the problem solving to propose in above-mentioned background technology.
For achieving the above object, the present invention provides following technical scheme:
A kind of electronic air spring, including cylinder body pipe, planetary reducer, nut piston bar, screw mandrel, outer tube, motor, gas or
Gas mixture and each guiding fixing seal and component, the side of electronic air spring is provided with motor, and the input of motor is even
Connection circuit plate, circuit board is arranged on circuit supporting shell, and the electric wire being connected to circuit board is arranged in thread-protected tube, described thread-protected tube
One end passes the rear dirt-proof boot being arranged on electronic air spring rear end, and electronic air spring rear end is connected with rear end connector, electricity
Taking offence and be provided with rear end cap on the downside of dirt-proof boot after spring rear end, the outfan of described motor connects planetary reducer, planetary reduction gear
Machine front end is provided with speed reducer output shaft, and speed reducer output shaft passes through bearing connection wire rod, is disposed with between screw mandrel and bearing
Sunk screw, screw mandrel fairlead, O and High-pressure oil sealing, described sunk screw fixes bearing and type carrier, and screw mandrel fairlead is led
To positioning screw rod, the outside of electronic air spring is provided with cylinder body pipe, is provided with nut piston bar, nut between screw mandrel and cylinder body pipe
Piston rod is provided with piston, and the afterbody of nut piston bar is provided with check valve body, the end of screw mandrel be disposed with spacer grease chamber,
Screw rod bushing and fairlead, location, described spacer grease chamber lubrication nut piston bar, the front end of electronic air spring is provided with front end bulb, electricity
The leading exterior surface of spring of taking offence is provided with drive end bearing bracket, and the front inner surface of electronic air spring is provided with front dirt-proof boot.
As the further scheme of the present invention: described circuit board is provided with speed measuring device.
As the present invention further scheme: described thread-protected tube is provided with sealing clip.
As the present invention further scheme: be provided with sealing O between described rear end cap and cylinder body pipe.
As the present invention further scheme: use the fit system of spline between described screw mandrel and bearing, with even
Connect screw to fix.
As the present invention further scheme: described nut piston bar can also be not provided with piston.
As the present invention further scheme: be provided with gas or gas and oil mixture in described cylinder body pipe.
As the present invention further scheme: described check valve body is loaded on the right side of nut piston bar by thread mode.
As the present invention further scheme: described planetary reducer has special double-row bearing (22*10*10).
Compared with prior art, the invention has the beneficial effects as follows: present configuration is reasonable, using length range wide, power is special
Smooth performance, service life is long, is a kind of energy electric air spring of being suitable for support force support bar not of uniform size.
Accompanying drawing explanation
Fig. 1 is the structural representation of electronic air spring.
Fig. 2 is the structural representation of the nut piston bar with piston.
Fig. 3 is the structural representation of the nut piston bar without piston.
Diagram: 1. dirt-proof boot 7.O type after thread-protected tube 2. clip 3. rear end connector 4. pad 5. rear end cap 6.
Enclose 8. circuit supporting shell 9 cylinder body pipe 10. planetary reducer 11. speed reducer output shaft 12. sunk screw 13. screw mandrels to guide
Overlap 14. outer tube dirt-proof boot 15. nut piston bar 16. screw mandrel 17. outer tube 18. spacer grease chamber 19. screw rod bushing 20. fairleads
Dirt-proof boot 23. front end bulb 24. check valve body 25. unidirectional needle 26. pad 27.O type circle 28. before 21. drive end bearing brackets 22.
Oil sealing 29.O type circle 30. oil sealing 31.O type circle 32. bearing 33. attachment screw 34. motor 35. circuit board 36. piston
A. gas or gas and oil mixture
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise
Embodiment, broadly falls into the scope of protection of the invention.
Referring to Fig. 1, in the embodiment of the present invention, a kind of electronic air spring, including cylinder body pipe 9, planetary reducer 10, nut
Piston rod 15, screw mandrel 16, outer tube 17, motor 34, gas or gas mixture A and each fixing seal and component of guiding, electricity
The take offence side of spring is provided with motor 34, and motor 34 is that electronic air spring provides auxiliary power source, and the input of motor 34 connects
Circuit board 35, circuit board 35 is provided with speed measuring device, can feed back feed screw nut's positional information, and circuit board 35 is arranged on circuit supporting
On shell 8, the electric wire being connected to circuit board 35 is arranged in thread-protected tube 1, to reach to protect the purpose of electric wire, described thread-protected tube 1 one
Holding through the rear dirt-proof boot 6 being arranged on electronic air spring rear end, thread-protected tube 1 is provided with clip 2, and thread-protected tube 1 can be helped to enter
Row is fixing, and electronic air spring rear end is connected with rear end connector 3, is provided with behind electronic air spring rear end on the downside of dirt-proof boot 6
Rear end cap 5, is provided with O 7 between rear end cap 5 and cylinder body pipe 9, the outfan of described motor 34 connects planetary reducer 10,
Planetary reducer 10 front end is provided with speed reducer output shaft 11, and the output shaft 11 of planetary reducer 10 is by bearing 32 connection wire rod
16, use the fit system of spline, fix with attachment screw 33, in the case of guarantee is rational in infrastructure, by planet speed machine
The integral thickness of 10 is minimized, thus improves the use length range of whole product, and planet speed machine 10 has special biserial
Bearing 32, is disposed with sunk screw 12, screw mandrel fairlead 13, O 31 and oil sealing 30, institute between screw mandrel 16 and bearing 32
Stating sunk screw and fix bearing 32, bearing 32 guides axial thrust location, and described screw mandrel fairlead 13 guide-localization screw mandrel is electronic
The outside of air spring is provided with cylinder body pipe 9, is provided with gas or gasoline mixture A in cylinder body pipe 9, screw mandrel 16 and cylinder body pipe 9 it
Between be provided with nut piston bar 15, nut piston bar 15 is used for exporting power and connection wire rod, and nut piston bar 15 is provided with work
Plug 36, piston 36 can be with the ejection speed of adjusting nut piston rod 15 and guiding, it is also possible to be not provided with piston 36, and such nut is lived
Stopper rod 15 ejects fastest, has saved cost, and the afterbody of nut piston bar 15 is provided with check valve body 24, unidirectional in order to ensure
The intensity of valve body 24 and nut piston bar 15 and being tightly connected, is provided with unidirectional needle 25 therein；Check valve body 25 passes through spiral shell
Tooth mode loads on the right side of nut piston bar 15, and during inflation, gas enters nut piston bar 15 inner chamber by check valve 25, then by silk
Bar 16 enters into A chamber with the gap of nut piston bar 15 inner chamber by the aperture on nut piston bar 15；Fill in cylinder when cancelling
During gas, owing to the effect of cylinder internal gas pressure pressure makes unidirectional needle 25 move outside cylinder, with sealing member be in close contact after thus
Ensure that gas in the jar does not leaks；When needs are inflated again, owing to external pressure does use so that unidirectional needle 25 is transported in cylinder
Dynamic, now check valve is opened, and gas leads to said process and enters into " A " chamber.When needs reduce cylinder internal gas pressure, it is possible to by list
Being discharged by gas in the jar to needle 25, thus realize the control of electronic air spring force value size, the end of screw mandrel 16 sets gradually
There are spacer grease chamber 18, screw rod bushing 19 and fairlead 20, location, described spacer grease chamber 18 lubrication nut piston bar 15, electronic air spring
Front end be provided with front end bulb 23, front end bulb 23 is fixed for the installation of whole electronic air spring, the front end of electronic air spring
Outer surface is provided with drive end bearing bracket 21, and the front inner surface of electronic air spring is provided with front dirt-proof boot 22, plays dust-proof effect.
Present configuration is reasonable, and use length range is wide, and force characteristic can steadily, and service life is long, is that a kind of can being suitable for is propped up
The electric air spring of support force support bar not of uniform size.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of the spirit or essential attributes of the present invention, it is possible to realize the present invention in other specific forms.Therefore, no matter
From the point of view of which point, all should regard embodiment as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all by fall in the implication of equivalency and scope of claim
Change is included in the present invention.Should not be considered as limiting involved claim by any reference in claim.
Although moreover, it will be appreciated that this specification is been described by according to embodiment, but the most each embodiment only wraps
Containing an independent technical scheme, this narrating mode of description is only that for clarity sake those skilled in the art should
Description can also be formed those skilled in the art through appropriately combined as an entirety, the technical scheme in each embodiment
May be appreciated other embodiments.
Claims (9)
1. an electronic air spring, including cylinder body pipe, planetary reducer, nut piston bar, screw mandrel, outer tube, motor, gas or oil
Gas mixture and each guiding fixing seal and component, it is characterised in that the side of electronic air spring is provided with motor, motor
Input connects circuit board, and circuit board is arranged on circuit supporting shell, and the electric wire being connected to circuit board is arranged in thread-protected tube, institute
Stating thread-protected tube one end and pass the rear dirt-proof boot being arranged on electronic air spring rear end, electronic air spring rear end is connected with rear end even
Fitting, is provided with rear end cap on the downside of dirt-proof boot behind electronic air spring rear end, the outfan of described motor connects planetary reducer, OK
Star reductor front end is provided with speed reducer output shaft, and speed reducer output shaft passes through bearing connection wire rod, between screw mandrel and bearing successively
Being provided with sunk screw, screw mandrel fairlead, O and oil sealing, described sunk screw fixes bearing, screw mandrel fairlead guide-localization
Screw mandrel, the outside of electronic air spring is provided with cylinder body pipe, is provided with nut piston bar, nut piston bar between screw mandrel and cylinder body pipe
Being provided with piston, the afterbody of nut piston bar is provided with check valve body, and the end of screw mandrel is disposed with spacer grease chamber, screw rod bushing
And fairlead, location, described spacer grease chamber lubrication nut piston bar, the front end of electronic air spring is provided with front end bulb, electronic gas bullet
The leading exterior surface of spring is provided with drive end bearing bracket, and the front inner surface of electronic air spring is provided with front dirt-proof boot.
Electronic air spring the most according to claim 1, it is characterised in that described circuit board is provided with speed measuring device.
Electronic air spring the most according to claim 1, it is characterised in that described thread-protected tube is provided with sealing clip.
Electronic air spring the most according to claim 1, it is characterised in that be provided with close between described rear end cap and cylinder body pipe
Envelope O.
Electronic air spring the most according to claim 1, it is characterised in that use spline between described screw mandrel and bearing
Fit system, fixes with attachment screw.
Electronic air spring the most according to claim 1, it is characterised in that nut piston bar can also be not provided with piston.
Electronic air spring the most according to claim 1, it is characterised in that be provided with nitrogen or gas and oil in described cylinder body pipe
Mixture.
Electronic air spring the most according to claim 1, it is characterised in that described check valve body loads spiral shell by thread mode
On the right side of female piston rod.
Electronic air spring the most according to claim 1, it is characterised in that described planetary reducer has special double-row bearing
(22*10*10)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610887506.8A CN106246789A (en) | 2016-10-11 | 2016-10-11 | A kind of electronic air spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610887506.8A CN106246789A (en) | 2016-10-11 | 2016-10-11 | A kind of electronic air spring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106246789A true CN106246789A (en) | 2016-12-21 |
Family
ID=57611466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610887506.8A Pending CN106246789A (en) | 2016-10-11 | 2016-10-11 | A kind of electronic air spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106246789A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107435480A (en) * | 2017-08-11 | 2017-12-05 | 深圳市意佳汽车智能科技有限公司 | Mechanism is can be manually rotated suitable for automobile tail gate electric pushrod |
| CN108999916A (en) * | 2017-06-06 | 2018-12-14 | 天纳克汽车经营有限公司 | damper with printed circuit board carrier |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005240984A (en) * | 2004-02-27 | 2005-09-08 | Hitachi Ltd | Electromagnetic suspension device |
| JP2006038115A (en) * | 2004-07-28 | 2006-02-09 | Kayaba Ind Co Ltd | Suspension device |
| CN202746475U (en) * | 2012-07-27 | 2013-02-20 | 陈月英 | Gas spring |
| CN105019766A (en) * | 2015-07-28 | 2015-11-04 | 深圳市因奥普精电科技有限公司 | Electric supporting rod, control method for electric supporting rod and vehicle |
| CN204984056U (en) * | 2015-07-28 | 2016-01-20 | 深圳市因奥普精电科技有限公司 | Electronic bracing piece and vehicle who has this electronic bracing piece |
| DE102014114737A1 (en) * | 2014-10-10 | 2016-04-14 | Brose Fahrzeugteile Gmbh & Co. Kg, Hallstadt | Spindle drive for an adjusting element of a motor vehicle |
| CN105952706A (en) * | 2016-05-20 | 2016-09-21 | 潘微杰 | Intelligent electric driving cylinder device |
| CN206555344U (en) * | 2016-10-11 | 2017-10-13 | 杨均 | A kind of electronic gas spring |
-
2016
- 2016-10-11 CN CN201610887506.8A patent/CN106246789A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005240984A (en) * | 2004-02-27 | 2005-09-08 | Hitachi Ltd | Electromagnetic suspension device |
| JP2006038115A (en) * | 2004-07-28 | 2006-02-09 | Kayaba Ind Co Ltd | Suspension device |
| CN202746475U (en) * | 2012-07-27 | 2013-02-20 | 陈月英 | Gas spring |
| DE102014114737A1 (en) * | 2014-10-10 | 2016-04-14 | Brose Fahrzeugteile Gmbh & Co. Kg, Hallstadt | Spindle drive for an adjusting element of a motor vehicle |
| CN105019766A (en) * | 2015-07-28 | 2015-11-04 | 深圳市因奥普精电科技有限公司 | Electric supporting rod, control method for electric supporting rod and vehicle |
| CN204984056U (en) * | 2015-07-28 | 2016-01-20 | 深圳市因奥普精电科技有限公司 | Electronic bracing piece and vehicle who has this electronic bracing piece |
| CN105952706A (en) * | 2016-05-20 | 2016-09-21 | 潘微杰 | Intelligent electric driving cylinder device |
| CN206555344U (en) * | 2016-10-11 | 2017-10-13 | 杨均 | A kind of electronic gas spring |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108999916A (en) * | 2017-06-06 | 2018-12-14 | 天纳克汽车经营有限公司 | damper with printed circuit board carrier |
| CN107435480A (en) * | 2017-08-11 | 2017-12-05 | 深圳市意佳汽车智能科技有限公司 | Mechanism is can be manually rotated suitable for automobile tail gate electric pushrod |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161221 |
|
| RJ01 | Rejection of invention patent application after publication |