CN208122615U - The electronic strut of automobile tail gate - Google Patents
The electronic strut of automobile tail gate Download PDFInfo
- Publication number
- CN208122615U CN208122615U CN201820432056.8U CN201820432056U CN208122615U CN 208122615 U CN208122615 U CN 208122615U CN 201820432056 U CN201820432056 U CN 201820432056U CN 208122615 U CN208122615 U CN 208122615U
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- China
- Prior art keywords
- outer tube
- screw rod
- support
- sleeve
- motor
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Abstract
The utility model discloses a kind of electronic struts of automobile tail gate, the rotating drive mechanism rotated including outer tube sleeve, support telescopic pipe, screw rod and driving screw rod, screw rod and rotating drive mechanism are all located at the inside of outer tube sleeve, the connection of one end of rotating drive mechanism and screw rod, support telescopic pipe is equipped with nut close to one end of rotating drive mechanism, the outer surface of screw rod is equipped with the screw thread to match with the inner surface of nut, motor outer tube is equipped between rotating drive mechanism and outer tube sleeve, the circumferential inwardly extending two circle locating rings that formed of the inner wall of outer tube sleeve are with fixing motor outer tube.Stability is good in use for the utility model electricity strut, is not easy deflection and shaking, revolves and takes off under the action of preventing spring to be sealed on high pressure spring, guarantees the service life of electronic strut, convenient for assembling, reduces production cost.
Description
Technical field
The utility model belongs to auto-parts technical field, more particularly to a kind of electronic strut of automobile tail gate.
Background technique
With the development of society and the raising of economic level, automobile is as the essential daily life vehicles in people
Daily life in it is more more and more universal, along with science and technology be constantly progressive, vehicle intellectualized and humanized degree
It is higher and higher.
The tail-gate of general car, extreme higher position when tail-gate is opened are generally below adult height, therefore can not
Laborious hand operation is opened.Tail-gate weight of the tail-gate of Recreational Vehicle or wagon in addition to weight compared with car, when opening
Extreme higher position generally also above aduit height, therefore be not easy for most of user hand operation opening and closing.
Therefore Recreational Vehicle or wagon now uses electric tail gate more, and it is electronic that one is provided between tail-gate and car body
Elevating mechanism, electric lifting mechanism borrow its electrical motor driven and are lifted tail-gate in order to operate, electric lifting mechanism it is common
Form is telescopic electronic strut.The electronic strut of the prior art has the following problems：One, with the increase of frequency of use,
Spring, which is sealed under the action of high pressure spring easily to generate to rotate, to fall off, and influences its service life；Two, electronic strut was using
Situations such as will appear deflection in journey, shaking.
Utility model content
Mainly solving the technical problems that providing a kind of electronic strut of automobile tail gate, electric strut is using the utility model
Stability is good in the process, is not easy deflection and shaking, revolves and takes off under the action of preventing spring to be sealed on high pressure spring, guarantees electronic strut
Service life, convenient for assembling, reduce production cost.
In order to solve the above technical problems, the technical solution that the utility model uses is：A kind of automobile tail gate it is electronic
Strut, including the rotating drive mechanism that outer tube sleeve, support telescopic pipe, screw rod and the driving screw rod rotate, the screw rod and institute
The inside that rotating drive mechanism is all located at the outer tube sleeve is stated, the rotating drive mechanism is connect with one end of the screw rod, institute
It states support telescopic pipe and is equipped with nut close to one end of the rotating drive mechanism, the outer surface of the screw rod is equipped with and the nut
The screw thread that matches of inner surface；
Motor outer tube is equipped between the rotating drive mechanism and the outer tube sleeve, the inner wall of the outer tube sleeve is circumferentially inside
Two circle locating rings are extended to form with the fixation motor outer tube, the rotating drive mechanism include drive motor, driving flange, from
Dynamic flange, Limit Bearing, bearing ring set and motor shock-absorbing sleeve, the driving flange, the driven flange and the Limit Bearing
All it is located at the inside of the bearing ring set, the motor shock-absorbing sleeve is placed on the drive motor, and the bearer ring set is plugged in institute
State motor shock-absorbing sleeve, the Limit Bearing is fixed on the inner wall of the bearing ring set, the output shaft of the drive motor and described
Driving flange connection, the driving flange and the driven flanged joint, one end of the screw rod pass through the Limit Bearing with
The driven flanged joint；
The outer surface of the support telescopic pipe is cased with support outer tube, and the support outer tube is located at the support telescopic pipe and institute
It states between outer tube sleeve, and one end of the support outer tube is connect with the bearing ring set, the interior table of the support outer tube other end
Face is equipped with guide groove, and the outer surface of the support telescopic pipe is equipped with the structure to match with the guide groove so that the support is stretched
The draw is moved along the direction of the guide groove；
It further include high pressure spring and spring capping, the spring capping is equipped with lock chamber, and the support telescopic pipe is far from institute
The outer surface one end for stating rotating drive mechanism is equipped with the screw thread to match with the inner surface of lock chamber, and the high pressure spring is located at institute
State between support outer tube and the outer tube sleeve, the both ends of the high pressure spring respectively with spring capping and the outer tube sleeve
Locating ring is inconsistent；
The spring capping is additionally provided with the limiting slot of annular, and the limiting slot is connected to the lock chamber, the limiting slot
Side wall be inclined-plane, and the inclined direction on inclined-plane is screwed into what the direction of lock chamber was gradually covered to the spring along the screw rod
Periphery inclination.
It further says, the inner wall both ends of the motor outer tube are equipped with several salient points being recessed inwardly, the salient point edge
The circumferentially-spaced distribution of the motor outer tube, the surface of the motor capping of the bearing ring set and the drive motor be equipped with
The groove that the salient point matches.
Further say, between the screw rod and the Limit Bearing be equipped with annular spring, the outer surface of the screw rod and
The inner surface of the Limit Bearing is all equipped with the recessed circle to match with the annular spring.
Further say, the guide groove along it is described support outer tube length direction be arranged, and the guide groove along
The inner wall of the support outer tube is circumferentially uniformly distributed.
It further says, the outer surface of the high pressure spring is cased with inner sleeve, the end of the inner sleeve and the spring
Capping is fixed.
It further says, the internal diameter of the outer tube sleeve is 35mm, and the outer diameter of the inner sleeve is 33mm.
It further says, the motor capping is fixedly connected with wave molding beam tube.
It further says, the screw rod covers restraining position ring block far from one end of the rotating drive mechanism, and the stop collar is solid
Due to the outer surface of the screw rod, the outer diameter of the stop collar is 11mm, and the internal diameter of the nut is 8mm.
It further says, the support telescopic pipe is inclined-plane and its inclined direction and institute close to the end face that the spring covers
The inclined direction for stating limiting slot is consistent so that the end of the support telescopic pipe is caught in limiting slot and achieves a fixed connection.
The beneficial effects of the utility model at least have the following：
The outer surface of the support telescopic pipe of the utility model is cased with support outer tube, and one end of outer tube and bearing ring set is supported to connect
It connects, the inner surface of the support outer tube other end is equipped with guide groove, and guide groove is arranged along the length direction of support outer tube, support telescopic
The outer surface of pipe is equipped with the structure that matches with guide groove so that support telescopic pipe is moved along the direction of guide groove, ensure that branch
Support telescoping tube and screw rod concentricity, so that electric strut is not easy deflection and shaking in use, more preferably, support outer tube and
High pressure spring is equipped between outer tube sleeve, locating ring of the both ends of high pressure spring respectively with spring capping and outer tube sleeve offsets
Touching, make the utility model when support heavier tail-gate, certain support force is provided, make screw rod driving support telescopic
Pipe is more stable when flexible；
The spring capping of the utility model is equipped with lock chamber, the outer surface one end of support telescopic pipe far from rotating drive mechanism
Equipped with the screw thread that the inner surface with lock chamber matches, spring capping is additionally provided with the limiting slot of annular, and limiting slot and lock chamber connect
Logical, the side wall of limiting slot is inclined-plane, and the inclined direction on inclined-plane is gradually covered to spring along the direction that screw rod is screwed into lock chamber
Periphery inclination, the end face of close the spring capping of support telescopic pipe is the inclined direction of inclined-plane and its inclined direction and limiting slot
Unanimously so that the end of support telescopic pipe is caught in limiting slot and realizes that threaded expander is self-locking, spring is prevented to be sealed on the work of high pressure spring
It is de- with backspin, guarantee the service life of electronic strut；
Be equipped with annular spring between the screw rod and Limit Bearing of the utility model, the outer surface of screw rod and Limit Bearing it is interior
Surface is all equipped with the recessed circle to match with annular spring, is designed by such structure, effectively prevent screw rod loose during rotation
It is de-；
The screw rod of the utility model covers restraining position ring block far from one end of rotating drive mechanism, and stop collar is fixed on the outer of screw rod
Surface, the outer diameter of stop collar are 11mm, and the internal diameter of nut is 8mm, effectively prevent electronic strut in elongation, support telescopic pipe from
It is slipped on screw rod；
The inner wall both ends of the motor outer tube of the utility model are equipped with several salient points for being recessed inwardly, salient point along motor outside
The surface of the motor capping of the circumferentially-spaced distribution of pipe, bearing ring set and drive motor is recessed equipped with matching with the salient point
Slot is designed by this structure, and rotating drive mechanism is made to be firmly fixed to outer tube sleeve by motor outer tube, convenient for assembling, drop
Low production cost.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the enlarged drawing at the A of Fig. 1 of the utility model；
Fig. 3 is the enlarged drawing at the B of Fig. 1 of the utility model；
Fig. 4 is the decomposition diagram of the rotating drive mechanism of the utility model；
Fig. 5 is the structural schematic diagram of the spring capping of the utility model；
Fig. 6 is the structural schematic diagram of the screw rod of the utility model；
Fig. 7 is the structural schematic diagram of the support telescopic pipe of the utility model；
Fig. 8 is the structural schematic diagram of the support outer tube of the utility model；
Each section label is as follows in attached drawing：
Outer tube sleeve 1, locating ring 11, support telescopic pipe 2, nut 21, end face 22, screw rod 3, stop collar 31, recessed circle 32, rotation
Driving mechanism 4, drive motor 41, motor capping 411, driving flange 42, driven flange 43, Limit Bearing 44, bearing ring set 45,
Groove 451, motor shock-absorbing sleeve 46, motor outer tube 5, salient point 51, support outer tube 6, guide groove 61, high pressure spring 7, spring capping 8,
Lock chamber 81, limiting slot 82, annular spring 9, inner sleeve 10 and wave molding beam tube 100.
Specific embodiment
The preferred embodiment of the utility model is described in detail with reference to the accompanying drawing, so that the advantages of the utility model
It can be easier to be readily appreciated by one skilled in the art with feature, to make the protection scope of the utility model apparent clear
Define.
Embodiment：A kind of electronic strut of automobile tail gate, as Figure 1-Figure 8, including outer tube sleeve 1, support telescopic pipe 2,
Screw rod 3 and the rotating drive mechanism 4 for driving the screw rod 3 to rotate, the screw rod 3 and the rotating drive mechanism 4 are all located at institute
The inside of outer tube sleeve 1 is stated, the rotating drive mechanism 4 is connect with one end of the screw rod 3, and the support telescopic pipe 2 is close to institute
The one end for stating rotating drive mechanism 4 is equipped with nut 21, and the outer surface of the screw rod 3 is equipped with the inner surface phase with the nut 21
The screw thread matched；
Motor outer tube 5 is equipped between the rotating drive mechanism 4 and the outer tube sleeve 1, the inner wall of the outer tube sleeve 1 is circumferential
Two circle locating rings 11 are extended inwardly to form with the fixation motor outer tube 5, the rotating drive mechanism 4 include drive motor 41,
Driving flange 42, driven flange 43, Limit Bearing 44, bearing ring set 45 and motor shock-absorbing sleeve 46, it is the driving flange 42, described
Driven flange 43 and the Limit Bearing 44 are all located at the inside of the bearing ring set 45, and the motor shock-absorbing sleeve 46 is placed on described
Drive motor 41, the bearing ring set 45 are plugged in the motor shock-absorbing sleeve 46, and the Limit Bearing 44 is fixed on the bearing
The inner wall of ring set 45, the drive motor 41 output shaft and the driving flange 42 connection, the driving flange 42 with it is described
Driven flange 43 connects, and one end of the screw rod 3 passes through the Limit Bearing 44 and connect with the driven flange 43；
The outer surface of the support telescopic pipe 2 is cased with support outer tube 6, and the support outer tube 6 is located at the support telescopic pipe 2
Between the outer tube sleeve 1, and one end of the support outer tube 6 is connect with the bearing ring set 45, and the support outer tube 6 is another
The inner surface at end is equipped with guide groove 61, and the outer surface of the support telescopic pipe 2 is equipped with the structure to match with the guide groove 61
So that the support telescopic pipe 2 is moved along the direction of the guide groove 61；
It further include high pressure spring 7 and spring capping 8, the spring capping 8 is equipped with lock chamber 81, the support telescopic pipe 2
Outer surface one end far from the rotating drive mechanism is equipped with the screw thread to match with the inner surface of lock chamber 81, the bomb
For spring 7 between the support outer tube 6 and the outer tube sleeve 1, the both ends of the high pressure spring 7 cover 8 with the spring respectively
It is inconsistent with the locating ring 11 of the outer tube sleeve 1；
The spring capping 8 is additionally provided with the limiting slot 82 of annular, and the limiting slot 82 is connected to the lock chamber 81, described
The side wall of limiting slot 82 is inclined-plane, and the inclined direction on inclined-plane is screwed into the direction of lock chamber 81 gradually to institute along the screw rod 3
State the periphery inclination of spring capping 8.
The inner wall both ends of the motor outer tube 5 are equipped with several salient points 51 for being recessed inwardly, and the salient point 51 is along described
The surface of the motor capping 411 of the circumferentially-spaced distribution of motor outer tube 5, the bearing ring set 45 and the drive motor 41 is equipped with
The groove 451 to match with the salient point 51.
Annular spring 9, the outer surface of the screw rod 3 and the limit are equipped between the screw rod 3 and the Limit Bearing 44
The inner surface of position bearing 44 is all equipped with the recessed circle 32 to match with the annular spring 9.
The guide groove 61 is arranged along the length direction of the support outer tube 6, and the guide groove 61 is along the branch
The inner wall of support outer tube 6 is circumferentially uniformly distributed.
The outer surface of the high pressure spring 7 is cased with inner sleeve 10, and the end of the inner sleeve 10 and spring capping 8 are solid
It is fixed.
The internal diameter of the outer tube sleeve 1 is 35mm, and the outer diameter of the inner sleeve 10 is 33mm.
The motor capping 411 is fixedly connected with wave molding beam tube 100.
The screw rod 3 covers restraining position ring block 31 far from one end of the rotating drive mechanism 4, and the stop collar 31 is fixed on institute
The outer surface of screw rod 3 is stated, the outer diameter of the stop collar 31 is 11mm, and the internal diameter of the nut 21 is 8mm.
The support telescopic pipe 2 is inclined-plane and its inclined direction and the limit close to the end face 22 of spring capping 8
The inclined direction of slot 82 is consistent so that the end of the support telescopic pipe 2 is caught in limiting slot 82 achieves a fixed connection.
The working principle of the utility model is as follows：Drive motor drives screw rod rotation, silk by driving flange, driven flange
Bar drives support telescopic pipe in the guiding role lower slider of support outer tube by nut, to keep electronic strut flexible, drives vapour
Tailstock door is opened or closed；
Spring capping is additionally provided with the limiting slot of annular, and limiting slot is connected to lock chamber, and the side wall of limiting slot is inclined-plane, and tiltedly
The inclined direction in face is screwed into the periphery that the direction of lock chamber is gradually covered to spring along screw rod and tilts, support telescopic pipe it is close
Spring capping end face be inclined-plane and its inclined direction it is consistent with the inclined direction of limiting slot so that support telescopic pipe end card
Enter limiting slot and realize that threaded expander is self-locking, revolves and take off under the action of preventing spring to be sealed on high pressure spring, guarantee making for electronic strut
Use the service life；
Be equipped with annular spring between screw rod and Limit Bearing, the outer surface of screw rod and the inner surface of Limit Bearing be all equipped with
The recessed circle that annular spring matches, is designed by such structure, screw rod is effectively prevent to loosen during rotation；
Screw rod covers restraining position ring block far from one end of rotating drive mechanism, and stop collar is fixed on the outer surface of screw rod, stop collar
Outer diameter be 11mm, the internal diameter of nut is 8mm, effectively prevent electronic strut in elongation, support telescopic pipe is slipped from screw rod.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Equivalent structure transformation made based on the specification and figures of the utility model, it is relevant to be applied directly or indirectly in other
Technical field is also included in the patent protection scope of the utility model.
Claims (9)
1. a kind of electronic strut of automobile tail gate, it is characterised in that：Including outer tube sleeve (1), support telescopic pipe (2), screw rod (3) and
The rotating drive mechanism (4) of the screw rod rotation is driven, the screw rod and the rotating drive mechanism are all located at the outer tube sleeve
Inside, the rotating drive mechanism connect with one end of the screw rod, and the support telescopic pipe is close to the rotate driving machine
One end of structure is equipped with nut (21), and the outer surface of the screw rod is equipped with the screw thread to match with the inner surface of the nut；
Motor outer tube (5) are equipped between the rotating drive mechanism and the outer tube sleeve, the inner wall of the outer tube sleeve is circumferentially inside
Two circle locating rings (11) are extended to form with the fixation motor outer tube, the rotating drive mechanism includes drive motor (41), drives
Dynamic flange (42), driven flange (43), Limit Bearing (44), bearing ring set (45) and motor shock-absorbing sleeve (46), the driving method
Blue, the described driven flange and the Limit Bearing are all located at the inside of the bearing ring set, and the motor shock-absorbing sleeve is placed on described
Drive motor, the bearer ring set are plugged in the motor shock-absorbing sleeve, and the Limit Bearing is fixed on the interior of the bearing ring set
Wall, the output shaft of the drive motor are connected with the driving flange, the driving flange and the driven flanged joint, described
One end of screw rod passes through the Limit Bearing and the driven flanged joint；
The outer surface of the support telescopic pipe is cased with support outer tube (6), and the support outer tube is located at the support telescopic pipe and institute
It states between outer tube sleeve, and one end of the support outer tube is connect with the bearing ring set, the interior table of the support outer tube other end
Face is equipped with guide groove (61), and the outer surface of the support telescopic pipe is equipped with the structure to match with the guide groove so that the branch
Support telescoping tube is moved along the direction of the guide groove；
It further include high pressure spring (7) and spring capping (8), the spring capping is equipped with lock chamber (81), the support telescopic pipe
Outer surface one end far from the rotating drive mechanism is equipped with the screw thread to match with the inner surface of lock chamber, the high pressure spring
Between the support outer tube and the outer tube sleeve, the both ends of the high pressure spring respectively with the spring capping and it is described outside
The locating ring of pipe sleeve is inconsistent；
The spring capping is additionally provided with the limiting slot (82) of annular, and the limiting slot is connected to the lock chamber, the limiting slot
Side wall be inclined-plane, and the inclined direction on inclined-plane is screwed into what the direction of lock chamber was gradually covered to the spring along the screw rod
Periphery inclination.
2. the electronic strut of automobile tail gate according to claim 1, it is characterised in that：The inner wall both ends of the motor outer tube
The salient point (51) being recessed inwardly equipped with several, circumferentially-spaced distribution of the salient point along the motor outer tube, the bearing
The surface of ring set and the motor of drive motor capping (411) is equipped with the groove (451) to match with the salient point.
3. the electronic strut of automobile tail gate according to claim 1, it is characterised in that：The screw rod and the Limit Bearing
Between be equipped with annular spring (9), the inner surface of the outer surface of the screw rod and the Limit Bearing is all equipped with and the annular snap
The recessed circle (32) that spring matches.
4. the electronic strut of automobile tail gate according to claim 1, it is characterised in that：The guide groove is along the support
The length direction of outer tube is arranged, and the guide groove is circumferentially uniformly distributed along the inner wall of the support outer tube.
5. the electronic strut of automobile tail gate according to claim 1, it is characterised in that：The appearance surface cover of the high pressure spring
Have inner sleeve (10), the end of the inner sleeve and spring capping are fixed.
6. the electronic strut of automobile tail gate according to claim 5, it is characterised in that：The internal diameter of the outer tube sleeve is
35mm, the outer diameter of the inner sleeve are 33mm.
7. the electronic strut of automobile tail gate according to claim 2, it is characterised in that：The motor capping is fixedly connected with
Wave molding beam tube (100).
8. the electronic strut of automobile tail gate according to claim 1, it is characterised in that：The screw rod drives far from the rotation
One end of motivation structure covers restraining position ring block (31), and the stop collar is fixed on the outer surface of the screw rod, the outer diameter of the stop collar
For 11mm, the internal diameter of the nut is 8mm.
9. the electronic strut of automobile tail gate according to claim 1, it is characterised in that：The support telescopic pipe is close to described
The end face (22) of spring capping is inclined-plane and its inclined direction is consistent with the inclined direction of the limiting slot so that the support is stretched
The end of the draw is caught in limiting slot and achieves a fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820432056.8U CN208122615U (en) | 2018-03-29 | 2018-03-29 | The electronic strut of automobile tail gate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820432056.8U CN208122615U (en) | 2018-03-29 | 2018-03-29 | The electronic strut of automobile tail gate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208122615U true CN208122615U (en) | 2018-11-20 |
Family
ID=64193260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820432056.8U Expired - Fee Related CN208122615U (en) | 2018-03-29 | 2018-03-29 | The electronic strut of automobile tail gate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208122615U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110670991A (en) * | 2019-09-23 | 2020-01-10 | 佛山市锐创汽车用品有限公司 | Resilient mounting, carriage lid and pick-up car |
| CN111827825A (en) * | 2020-06-15 | 2020-10-27 | 上海驰助汽车零部件有限公司 | Automobile tail door opening and closing telescopic rod with built-in ECU |
-
2018
- 2018-03-29 CN CN201820432056.8U patent/CN208122615U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110670991A (en) * | 2019-09-23 | 2020-01-10 | 佛山市锐创汽车用品有限公司 | Resilient mounting, carriage lid and pick-up car |
| CN111827825A (en) * | 2020-06-15 | 2020-10-27 | 上海驰助汽车零部件有限公司 | Automobile tail door opening and closing telescopic rod with built-in ECU |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181120 |