CN109914966A - The electronic strut of electric tail gate open and close system - Google Patents
The electronic strut of electric tail gate open and close system Download PDFInfo
- Publication number
- CN109914966A CN109914966A CN201910197707.9A CN201910197707A CN109914966A CN 109914966 A CN109914966 A CN 109914966A CN 201910197707 A CN201910197707 A CN 201910197707A CN 109914966 A CN109914966 A CN 109914966A
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- Prior art keywords
- shaft coupling
- screw rod
- motor
- metal shell
- nut
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- 230000008878 coupling Effects 0.000 claims abstract description 42
- 238000010168 coupling process Methods 0.000 claims abstract description 42
- 238000005859 coupling reaction Methods 0.000 claims abstract description 42
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 30
- 239000002184 metal Substances 0.000 claims abstract description 24
- 229910052751 metal Inorganic materials 0.000 claims abstract description 24
- 230000001681 protective effect Effects 0.000 claims abstract description 21
- 229910052742 iron Inorganic materials 0.000 claims abstract description 15
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001595 contractor effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Abstract
The electric strut of electric tail gate open and close system, side is provided with encoder on the support frame, and the upper end of motor is embedded in the inside of support frame, and motor lower end is provided with shaft coupling, and shaft coupling resilient cushion is provided between motor and shaft coupling；It is provided with bearing below shaft coupling, the inside of secondary shaft coupling is arranged in bearing, and screw rod sequentially passes through secondary shaft coupling, bearing and shaft coupling, and is provided with dirt-proof boot between secondary shaft coupling and screw rod；It is provided with nut casing outside screw rod, nut outer tube is provided with outside nut casing, the outer surface of nut outer tube is provided with protective metal shell；Fixed iron inner tube is provided on the outside of motor, fixed iron inner tube extends downward into the boss of protective metal shell, and the boss of protective metal shell is wrapped；Structure of the invention is compact, and stability is good, securely and reliably, effectively avoids security risk, keeps strut performance to stablize, be unlikely to deform, prolong the service life.
Description
Technical field
The present invention relates to the field of electric tail gate open and close system more particularly to the electronic struts of electric tail gate open and close system.
Background technique
The electric tail gate open and close system of the prior art, electric tail gate strut outer sleeve is plastic part, and plastic bushing
Intensity it is insufficient, under cryogenic, tail door supporting rod may ponding freeze, cause plastic bushing to be subjected to displacement, keep strut radial
Support weakens, and strut radial force easily occurs bending and deformation, and influences its service life, and be likely to result in tail-gate not closing sternly；
In addition, in extreme circumstances, the spring on strut is also possible to completely disengage tail door supporting rod mechanism and pop up, to cause to the person
Injury, there are some potential safety problemss；Therefore it needs to design one kind to have a safety feature, structurally stable electronic strut.
Summary of the invention
It is an object of the present invention to provide a kind of electronic strut of electric tail gate open and close system, stable structure is securely and reliably solved
Above technical problem.
In order to achieve the above technical purposes, reach above-mentioned technical requirements, the technical scheme adopted by the invention is that: it is electronic
The inside of conductive plate fixing seat is arranged in the electric strut of tail-gate open and close system, including support frame, support frame；It is characterized by: institute
It is provided with encoder above the support frame stated, the upper end of motor is embedded in the inside of support frame, the conductive plate fixing seat
Inner surface is provided with step and matches with motor；The motor lower end is provided with shaft coupling, is arranged between motor and shaft coupling
There is shaft coupling resilient cushion；It is provided with bearing below the shaft coupling, the inside of secondary shaft coupling is arranged in bearing, and screw rod is successively worn
Secondary shaft coupling, bearing and shaft coupling are crossed, and is provided with dirt-proof boot between secondary shaft coupling and screw rod；Setting outside the screw rod
There is nut casing, nut outer tube is provided with outside nut casing, the outer surface of nut outer tube is provided with protective metal shell；The electricity
It is provided with fixed iron inner tube on the outside of machine, fixed iron inner tube extends downward into the boss of protective metal shell, and by the boss of protective metal shell
It wraps；The outer surface of protective metal shell is arranged in reset spring, and the lower end of reset spring passes through spring block and casing fixing seat
It is connected.
Preferably, it is characterised in that: be connected admittedly between the upper end of the nut outer tube and secondary shaft coupling by clamping
It is fixed；And it is connected to a fixed between fixed iron inner tube by riveting.
Preferred: the end of the screw rod is provided with screw flange gasket, screw rod balance weight and screw rod riveting gasket.
Preferred: the fixation iron inner tube is set as cylindrical, and bottom is provided with the outer diameter phase with nut outer tube
The through-hole matched.
Preferred: the metal, which mutually covers, is set as T-shaped, is set as being interference fitted between protective metal shell and nut outer tube.
Beneficial effects of the present invention；The electric strut of electric tail gate open and close system, compared with traditional structure: in the spiral shell of electric strut
Stainless steel tube is provided at female outer tube, stainless steel tube is wrapped in the outer surface of nut outer tube, and strut is made radially can to bear load more
By force, while it is more stable to the support of nut outer tube spring inside diameter, it is not flexible when keeping strut radial by external impacts；It is significantly increased
Radial impact load bears torque；It is connected to a fixed between nut outer tube and secondary shaft coupling by clamping, and is riveted on motor
On fixed metal inner pipe, motor fixing end and strut telescopic end is set directly to be fixedly connected into an overall structure, when strut stress
Back nut outer tube is not easy to disengage with secondary shaft coupling, so that spring will not be deviate from because strut is bent；It is added significantly to nut
The performance of the reliability and resistance to radial impact load of outer tube and secondary shaft coupling transmission connection；Structure of the invention is compact, and stability is good,
Securely and reliably, security risk is effectively avoided, keeps strut performance to stablize, is unlikely to deform, prolongs the service life.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the enlarged drawing of A in Fig. 1 of the present invention；
Fig. 3 is the enlarged drawing of B in Fig. 1 of the present invention；
Fig. 4 is the enlarged drawing of C in Fig. 1 of the present invention；
In figure: 1. support frames；2. fixing seat；3. motor；4. shaft coupling；5. shaft coupling damping block；6. bearing；7. duplicate invoice axis
Device；8. screw rod；9. dirt-proof boot；10. nut casing；11. nut outer tube；12. protective metal shell；13. fixed iron inner tube；14. resetting
Spring；15. spring block；16. casing fixing seat；17. screw flange gasket；18. screw rod balance weight；19. screw rod rivets gasket.
Specific embodiment
In order to be more clear goal of the invention of the invention, technical solution and its advantageous effects, below in conjunction with attached drawing
And specific embodiment, the present invention will be described in further detail；
In the accompanying drawings: the electric strut of electric tail gate open and close system, including support frame 1, support frame 1 are arranged in conductive plate fixing seat 2
Inside；It is characterized by: being provided with encoder above the support frame 1, the upper end of motor 3 is embedded in the interior of support frame 1
Portion, the inner surface of the conductive plate fixing seat 2 are provided with step and match with motor 3；3 lower end of motor is provided with connection
Axis device 4 is provided with shaft coupling resilient cushion 5 between motor 3 and shaft coupling 4；Bearing 6, bearing are provided with below the shaft coupling 4
6 are arranged in the inside of secondary shaft coupling 7, and screw rod 8 sequentially passes through secondary shaft coupling 7, bearing 6 and shaft coupling 4, and in secondary 7 He of shaft coupling
Dirt-proof boot 9 is provided between screw rod 8；It is provided with nut casing 10 outside the screw rod 8, is provided with spiral shell outside nut casing 10
Female outer tube 11, the outer surface of nut outer tube 11 are provided with protective metal shell 12；Fixed iron inner tube is provided on the outside of the motor 3
13, fixed iron inner tube 13 extends downward into the boss lower surface of protective metal shell 12, and the boss of protective metal shell 12 is wrapped；It is multiple
The outer surface of protective metal shell 12 is arranged in position spring 14, and the lower end of reset spring 14 passes through spring block 15 and casing fixing seat 16
It is connected.
It is connected to a fixed between the upper end of the nut outer tube 11 and secondary shaft coupling 7 by clamping；And in fixed iron
It is connected to a fixed between pipe 13 by riveting；The end of the screw rod 8 is provided with screw flange gasket 17, screw rod balance weight 18
And screw rod rivets gasket 19；The fixation iron inner tube 13 is set as cylindrical, and bottom is provided with outer with nut outer tube 11
The through-hole that diameter matches；The protective metal shell 12 is set as T-shaped, is set as between protective metal shell 12 and nut outer tube 11
It is full of cooperation.
Specific implementation of the invention: realize closing function: operator at closing time, presses triggering door signal, electronic strut
Decelerating motor receives the driving voltage from ECU control and is rotated, and drives screw rod by shaft coupling, screw rod is in nut and spiral shell
It is inverted in female inner tube, due to nut inner tube with nut outer tube rotation stop and nut outer tube is connected firmly with motor, thus by the rotation of screw rod
Turn the straight line contractive action that reverse rotation motion is converted into strut, completes tail-gate closed action, realize the closing of tail-gate.
It realizes open function: when operator opens the door, pressing triggering opening signal, electronic strut decelerating motor, which receives, to be come from
The driving voltage of ECU control is rotated, and drives screw rod by shaft coupling, and screw rod rotates forward in nut and nut inner tube, due to
Nut inner tube is with nut outer tube rotation stop and nut outer tube is connected firmly with motor, so that the rotation of screw rod is rotated in the forward direction conversion of motion
For the straight line stretching of strut, tail-gate breakdown action is completed, realizes the unlatching of tail-gate.
Increase stainless steel tube at the nut outer tube of electric strut, it made to form support protection to the nut outer tube of plastic material,
Make strut that can radially bear stronger load in this way, while also more stable to the support of nut outer tube spring inside diameter.Keep strut radial
It is not flexible when by external impacts；
The nut outer tube of electric strut rivets together with the fixed metal inner pipe of motor again after being clamping with the connection type of secondary shaft coupling,
Motor fixing end and strut telescopic end is set directly to be fixedly connected into an overall structure；When strut stress back nut outer tube and duplicate invoice
Axis device is not easy to disengage, so that spring will not answer strut to be bent and deviate from.
Above-described embodiment is only intended to clearly illustrate description made by the present invention, and does not limit the embodiments,
To those of ordinary skill in the art, other various forms of variations or change can also be made on the basis of the above description
Dynamic, there is no necessity and possibility to exhaust all the enbodiments, and the obvious variation or change thus amplified out
It is dynamic to be still in the protection scope of this invention.
Claims (5)
1. the electric strut of electric tail gate open and close system, including support frame (1), support frame (1) is arranged in conductive plate fixing seat (2)
It is internal；It is characterized by: being provided with encoder above the support frame (1), the upper end of motor (3) is embedded in support frame (1)
Inside, the inner surface of the conductive plate fixing seat (2) is provided with step and matches with motor (3)；Under the motor (3)
End is provided with shaft coupling (4), and shaft coupling resilient cushion (5) are provided between motor (3) and shaft coupling (4)；The shaft coupling (4)
Lower section is provided with bearing (6), bearing (6) be arranged in the inside of secondary shaft coupling (7), screw rod (8) sequentially pass through secondary shaft coupling (7),
Bearing (6) and shaft coupling (4), and dirt-proof boot (9) are provided between secondary shaft coupling (7) and screw rod (8)；The screw rod (8)
Outside is provided with nut casing (10), is provided with nut outer tube (11) outside nut casing (10), the appearance of nut outer tube (11)
Face is provided with protective metal shell (12)；Fixed iron inner tube (13) is provided on the outside of the motor (3), fixed iron inner tube (13) are downward
The boss lower surface of protective metal shell (12) is extended to, and the boss of protective metal shell (12) is wrapped；Reset spring (14) setting
In the outer surface of protective metal shell (12), the lower end of reset spring (14) is connected by spring block (15) with casing fixing seat (16)
It connects.
2. the electric strut of electric tail gate open and close system according to claim 1, it is characterised in that: the nut outer tube
(11) it is connected to a fixed between upper end and secondary shaft coupling (7) by clamping；And pass through riveting between fixed iron inner tube (13)
It is connected to a fixed.
3. the electric strut of electric tail gate open and close system according to claim 1, it is characterised in that: the screw rod (8)
End is provided with screw flange gasket (17), screw rod balance weight (18) and screw rod riveting gasket (19).
4. the electric strut of electric tail gate open and close system according to claim 1, it is characterised in that: the fixation iron inner tube
(13) it is set as cylindrical, bottom is provided with the through-hole to match with the outer diameter of nut outer tube (11).
5. the electric strut of electric tail gate open and close system according to claim 1, it is characterised in that: the protective metal shell
(12) it is set as T-shaped, is set as being interference fitted between protective metal shell (12) and nut outer tube (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910197707.9A CN109914966A (en) | 2019-03-15 | 2019-03-15 | The electronic strut of electric tail gate open and close system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910197707.9A CN109914966A (en) | 2019-03-15 | 2019-03-15 | The electronic strut of electric tail gate open and close system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109914966A true CN109914966A (en) | 2019-06-21 |
Family
ID=66965099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910197707.9A Withdrawn CN109914966A (en) | 2019-03-15 | 2019-03-15 | The electronic strut of electric tail gate open and close system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109914966A (en) |
Citations (15)
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|---|---|---|---|---|
| US20040061382A1 (en) * | 2002-07-01 | 2004-04-01 | Bear Linear Llc | Electromechanical screw drive actuator |
| EP2037068A1 (en) * | 2007-09-11 | 2009-03-18 | Valeo Sicherheitssysteme GmbH | Actuator device for a motor vehicle door |
| CN102264993A (en) * | 2008-12-19 | 2011-11-30 | 法雷奥安全系统有限责任公司 | Adjusting device having a spindle drive |
| US20140000394A1 (en) * | 2012-06-27 | 2014-01-02 | Stabilus Gmbh | Driving device and modular system for such a driving device |
| 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 |
| CN205678080U (en) * | 2016-06-06 | 2016-11-09 | 南京江凯汽车零部件有限公司 | Can be used for the unitary nut of electric tail gate strut |
| CN106320883A (en) * | 2016-08-29 | 2017-01-11 | 武汉佳特轿车零部件有限公司 | Electric opening/closing system for automotive tailgate |
| CN206693829U (en) * | 2017-03-22 | 2017-12-01 | 佛山市欧美达电器科技制造有限公司 | It is a kind of can accurately Memory control stroke and the automobile tail gate support bar of speed |
| CN107489336A (en) * | 2017-08-23 | 2017-12-19 | 武汉佳特轿车零部件有限公司 | Electric opening and closing system for automobile tail gate |
| CN206785194U (en) * | 2017-04-20 | 2017-12-22 | 深圳清联同创汽车电子有限公司 | Drive component and tail door supporting rod |
| WO2018058520A1 (en) * | 2016-09-30 | 2018-04-05 | 征博科技（深圳）有限公司 | Electrically-driven gas spring |
| CN108779659A (en) * | 2016-03-23 | 2018-11-09 | 株式会社美姿把 | Control device for opening/closing member |
| CN208089056U (en) * | 2018-01-25 | 2018-11-13 | 深圳市沃德贝尔电子有限公司 | The assembling structure that a kind of electric tail gate strut metal outer pipe and plastic cement outer tube are combined |
| CN208347540U (en) * | 2018-04-25 | 2019-01-08 | 广东东箭汽车科技股份有限公司 | Electronic strut and automobile |
| CN210105594U (en) * | 2019-03-15 | 2020-02-21 | 皓月汽车安全系统技术股份有限公司 | Electric stay bar of electric tail gate opening and closing system |
-
2019
- 2019-03-15 CN CN201910197707.9A patent/CN109914966A/en not_active Withdrawn
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040061382A1 (en) * | 2002-07-01 | 2004-04-01 | Bear Linear Llc | Electromechanical screw drive actuator |
| EP2037068A1 (en) * | 2007-09-11 | 2009-03-18 | Valeo Sicherheitssysteme GmbH | Actuator device for a motor vehicle door |
| CN102264993A (en) * | 2008-12-19 | 2011-11-30 | 法雷奥安全系统有限责任公司 | Adjusting device having a spindle drive |
| US20140000394A1 (en) * | 2012-06-27 | 2014-01-02 | Stabilus Gmbh | Driving device and modular system for such a driving device |
| 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 |
| CN108779659A (en) * | 2016-03-23 | 2018-11-09 | 株式会社美姿把 | Control device for opening/closing member |
| CN205678080U (en) * | 2016-06-06 | 2016-11-09 | 南京江凯汽车零部件有限公司 | Can be used for the unitary nut of electric tail gate strut |
| CN106320883A (en) * | 2016-08-29 | 2017-01-11 | 武汉佳特轿车零部件有限公司 | Electric opening/closing system for automotive tailgate |
| WO2018058520A1 (en) * | 2016-09-30 | 2018-04-05 | 征博科技（深圳）有限公司 | Electrically-driven gas spring |
| CN206693829U (en) * | 2017-03-22 | 2017-12-01 | 佛山市欧美达电器科技制造有限公司 | It is a kind of can accurately Memory control stroke and the automobile tail gate support bar of speed |
| CN206785194U (en) * | 2017-04-20 | 2017-12-22 | 深圳清联同创汽车电子有限公司 | Drive component and tail door supporting rod |
| CN107489336A (en) * | 2017-08-23 | 2017-12-19 | 武汉佳特轿车零部件有限公司 | Electric opening and closing system for automobile tail gate |
| CN208089056U (en) * | 2018-01-25 | 2018-11-13 | 深圳市沃德贝尔电子有限公司 | The assembling structure that a kind of electric tail gate strut metal outer pipe and plastic cement outer tube are combined |
| CN208347540U (en) * | 2018-04-25 | 2019-01-08 | 广东东箭汽车科技股份有限公司 | Electronic strut and automobile |
| CN210105594U (en) * | 2019-03-15 | 2020-02-21 | 皓月汽车安全系统技术股份有限公司 | Electric stay bar of electric tail gate opening and closing system |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190621 |