CN219795026U - Electric stay bar - Google Patents
Electric stay bar Download PDFInfo
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- CN219795026U CN219795026U CN202320421963.3U CN202320421963U CN219795026U CN 219795026 U CN219795026 U CN 219795026U CN 202320421963 U CN202320421963 U CN 202320421963U CN 219795026 U CN219795026 U CN 219795026U
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- support frame
- transmission support
- output shaft
- rotation stopping
- screw rod
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- 230000005540 biological transmission Effects 0.000 claims abstract description 97
- 238000001125 extrusion Methods 0.000 claims description 36
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 9
- 230000001360 synchronised effect Effects 0.000 description 8
- 230000008859 change Effects 0.000 description 5
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 230000003068 static effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
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Abstract
The utility model discloses an electric stay bar, which belongs to the technical field of automobile tail door stay bars and solves the problem of complex transmission structure. The utility model is mainly used for reducing the energy consumption in the transmission process.
Description
[ field of technology ]
The utility model discloses an electric stay bar, and belongs to the technical field of automobile tail door stay bars.
[ background Art ]
The tail gate structure of car trunk is the important component part of modern car, plays important effect to the inside passenger of protection car and goods. At present, the configuration requirements of electric tail gate stay bars in the market are more and more, the electric tail gate stay bars adopt a planetary reducer motor assembly to be directly connected with a screw rod and are assisted by a spring, so that the tail gate under the drive of a motor is opened and closed, but in order to ensure the stability of the opening and closing, a damper is generated, the motor rotation is not influenced, and any angle hovering of the tail gate can be realized.
The utility model discloses a damper on an electric stay bar in China (CN 211950082U), which comprises a motor shaft, a coupler, a transmission shaft I and a screw rod, wherein a top cover is sleeved on the transmission shaft I, an elastic piece is arranged on the inner wall of the top cover, a rotating piece, a static piece and a friction piece are arranged on the outer side of the top cover, the transmission shaft I and the coupler are driven to rotate through the rotation of the screw rod, the coupler drives the elastic piece to expand outwards so as to drive the top cover to rotate, friction resistance is generated under the interaction of the rotating piece, the static piece and the friction piece, the transmission structure between a motor and the screw rod is complex, the energy consumption is increased, and the length and the diameter of the electric stay bar are also increased.
[ utility model ]
The utility model aims to solve the problem of complex transmission structure, and provides an electric stay bar which can reduce energy consumption in the transmission process.
The technical problems are solved, and the utility model adopts the following technical scheme:
the utility model provides an electronic vaulting pole, includes driver, gear box and lead screw, is equipped with the output shaft in the gear box, and the output shaft both ends are connected with driver and lead screw transmission respectively, are equipped with the transmission support frame in the gear box, and the transmission support frame is equipped with and supplies output shaft and lead screw male to stop to change the hole, and output shaft and lead screw all are equipped with and stop to change the hole complex and stop to change the piece, stop to change the piece and stop to change the hole cooperation and drive output shaft and lead screw and all rotate with the transmission support frame is synchronous, and the cover is equipped with the attenuator subassembly on the transmission support frame.
The beneficial effects of the utility model are as follows:
the transmission support frame is provided with the rotation stopping holes for the insertion of the output shaft and the screw rod, the output shaft and the screw rod are respectively provided with the rotation stopping pieces, and the synchronous rotation of the output shaft and the transmission support frame and the synchronous rotation of the screw rod and the transmission support frame are realized through the cooperation of the rotation stopping holes and the rotation stopping pieces, namely, the synchronous rotation of the output shaft and the screw rod can be realized through the transmission support frame; in addition, the output shaft and the screw rod are inserted into the rotation stopping hole of the transmission support frame, so that the distance between the output shaft and the screw rod can be shortened, the whole length of the transmission support frame can be reduced, and the transmission support frame is favorable for transportation and storage; the damper component is sleeved on the transmission support frame, friction force is generated by the damper component in the rotation process of the transmission support frame, so that the effect of slowing down the speed of the screw rod is achieved, meanwhile, the diameter of the screw rod can be effectively reduced, and the whole volume of the screw rod is further reduced due to the fact that the damper component is directly sleeved on the transmission support piece; in addition, the output shaft and the screw rod are simultaneously positioned in the rotation stopping hole, so that the concentricity of the output shaft and the screw rod can be improved, in addition, in the rotation process of the output shaft and the screw rod, the rotation shaft of the output shaft and the rotation shaft of the screw rod tend to coincide under the limit of the transmission support frame by means of the motion centrality, the concentricity of the output shaft and the screw rod is further improved, and the fluctuation of the internal resistances of the output shaft and the screw rod can be reduced.
Preferably, the rotation stopping hole penetrates through the transmission support frame along the axial direction of the transmission support frame, the rotation stopping hole comprises an avoidance groove for avoiding the rotation stopping member, and the rotation stopping member and the avoidance groove are matched to keep the rotation stopping member and the transmission support frame to synchronously rotate. By adopting the technical scheme, the rotation stopping hole penetrates through the transmission support frame, so that the installation of the output shaft and the screw rod can be facilitated, and meanwhile, the distance between the output shaft and the screw rod can be further reduced, so that the whole length of the transmission support frame is reduced, and the transmission support frame is beneficial to transportation and storage; in addition, when the transmission support frame rotates, the rotation stopping piece is in butt joint with the avoidance groove, so that the rotation stopping piece drives the output shaft and the screw rod to rotate, and synchronous rotation of the output shaft and the screw rod is realized.
Preferably, the rotation stopping piece is a protruding block protruding out of the surfaces of the output shaft and the screw rod, and the protruding block extends into the avoidance groove and is matched with the avoidance groove. By adopting the technical scheme, the lug is fixed on the surfaces of the output shaft and the screw rod, so that the stability of the lug, the output shaft and the screw rod is improved, and the shaking of the output shaft and the screw rod can be reduced in the rotation process of the lug, so that the noise generated in the operation process of the utility model is further reduced.
Preferably, the rotation stopping piece is a positioning pin which radially penetrates through the output shaft and the screw rod, the output shaft and the screw rod are both provided with pin holes for the positioning pin to penetrate through, and the positioning pin stretches into the avoidance groove and is matched with the avoidance groove. By adopting the technical scheme, the positioning pin can be conveniently installed and detached, and the positioning pin can be replaced and maintained conveniently.
Preferably, the damper assembly comprises a plurality of friction plates and a plurality of extrusion plates which are stacked at intervals in sequence, wherein one of the friction plates and the extrusion plates rotates synchronously with the transmission support frame, and the other is fixed relative to the gear box. By adopting the technical scheme, the friction plate and the extrusion plate relatively rotate in the rotation process of the transmission support frame, and friction force can be generated between the friction plate and the extrusion plate due to the fact that the friction plate and the extrusion plate are stacked at intervals in sequence, so that the speed reduction of the transmission support frame is realized.
Preferably, the outer side surface of the transmission support frame is provided with first positioning grooves which are axially distributed, the friction plate is provided with first positioning blocks which are matched with the first positioning grooves, the inner wall of the gear box is provided with second positioning grooves which are axially distributed, and the outer periphery side of the extrusion plate is provided with second positioning blocks which are matched with the second positioning grooves. Adopt aforementioned technical scheme, transmission support frame rotates the in-process, and first constant head tank and first locating piece form the butt, and transmission support frame drives the friction disc and rotates, and the cooperation of second constant head tank and second locating piece can restrict the extrusion piece and rotate, makes the extrusion piece keep static relative to the gear box, and then realizes the relative motion of friction disc and extrusion piece, makes produce frictional force between friction disc and the extrusion piece.
Preferably, the transmission support frame is provided with a limiting piece, and the limiting piece is matched with the transmission support frame to enable the damper assembly to be positioned in the axial direction of the transmission support frame. By adopting the technical scheme, the limiting piece is used for positioning the damper assembly, so that the damper assembly can be prevented from being separated from the transmission support frame, and the connection stability of the damper assembly and the transmission support frame is improved; in addition, the limiting piece can also extrude the damper component, the friction plate and the extrusion plate are kept in close contact, friction force can be generated between the friction plate and the extrusion plate, and the speed reduction function of the damper component is ensured.
Preferably, the end part of the transmission support frame is provided with a support table surface extending in the radial direction, and the damper is positioned between the support table surface and the limiting piece.
Preferably, the transmission support frame is sleeved with an elastic piece, two ends of the elastic piece are respectively abutted against the support table surface and the damper, and the damper is positioned between the elastic piece and the limiting piece. By adopting the technical scheme, the extrusion force between the friction plate and the extrusion plate can be changed by changing the compression size of the elastic piece, so that the friction force generated by the damper is changed.
Preferably, the limiting piece is in threaded connection with the outer periphery side of the transmission support frame. By adopting the technical scheme, stepless adjustment of the limiting piece can be realized through threaded connection, accurate adjustment of the compression size of the elastic piece is realized, and the adjustment accuracy of the friction force of the damper is improved.
Other features and advantages of the present utility model will be disclosed in the following detailed description of the utility model and the accompanying drawings.
[ description of the drawings ]
The utility model is further described with reference to the accompanying drawings:
FIG. 1 is a schematic view of a gear box in an electric brace of the present utility model;
FIG. 2 is an exploded view of a gearbox in an electric strut according to the present utility model;
FIG. 3 is a top view of a gear box in an electric brace of the present utility model;
FIG. 4 is a partial cross-sectional view of an electric strut of the present utility model;
FIG. 5 is a cross-sectional view of a gear box in an electric brace of the present utility model;
fig. 6 is a cross-sectional view of an electric stay in accordance with the present utility model.
Reference numerals: the gear box is characterized by comprising a gear box 1, a second positioning groove 11, an output shaft 12, a pin hole 121, a positioning pin 13, a transmission support frame 2, a rotation stopping hole 21, a avoiding groove 211, a first positioning groove 22, a support table top 23, a limiting piece 24, an elastic piece 25, a friction plate 31, a first positioning block 311, a squeezing piece 32, a second positioning block 321, a driver 4, a screw rod 5, an elastic piece 6, a support tube 71, a tube 72, a shell 8 and a ball sleeve 9.
[ detailed description ] of the utility model
The technical solutions of the embodiments of the present utility model will be explained and illustrated below with reference to the drawings of the embodiments of the present utility model, but the following embodiments are only preferred embodiments of the present utility model, and not all embodiments. Based on the examples in the implementation manner, other examples obtained by a person skilled in the art without making creative efforts fall within the protection scope of the present utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
As shown in fig. 1 to 5, this embodiment shows an electric stay bar, including a driver 4, a gear box 1 and a screw rod 5, an output shaft 12 is arranged in the gear box 1, two ends of the output shaft 12 are respectively connected with the driver 4 and the screw rod 5 in a transmission manner, a transmission support frame 2 is arranged in the gear box 1, the transmission support frame 2 is provided with a rotation stopping hole 21 for the output shaft 12 and the screw rod 5 to be inserted, the output shaft 12 and the screw rod 5 are respectively provided with a rotation stopping piece matched with the rotation stopping hole 21, the rotation stopping piece is matched with the rotation stopping hole 21 to drive the output shaft 12 and the screw rod 5 to synchronously rotate with the transmission support frame 2, and a damper assembly is sleeved on the transmission support frame 2.
As shown in fig. 3, in this embodiment, the transmission support frame 2 is provided with a rotation stopping hole 21 into which the output shaft 12 and the screw rod 5 are inserted, the output shaft 12 and the screw rod 5 are provided with rotation stopping pieces, and the output shaft 12 and the transmission support frame 2 and the screw rod 5 are synchronously rotated by matching the rotation stopping hole 21 with the rotation stopping pieces, that is, the synchronous rotation of the output shaft 12 and the screw rod 5 can be realized by the transmission support frame 2, and the synchronous rotation of the output shaft 12 and the screw rod 5 can be realized by the transmission support frame 2, so that the transmission stage number is less, the transmission structure is simpler, the energy consumption in the transmission process can be saved, the connection stability of the output shaft 12 and the screw rod 5 can be improved, and the noise generated during the operation of the embodiment can be reduced; in addition, the output shaft 12 and the screw rod 5 are inserted into the rotation stopping hole 21 of the transmission support frame 2, so that the distance between the output shaft 12 and the screw rod 5 can be shortened, the whole length of the embodiment can be reduced, and the transmission support frame is favorable for transportation and storage; the transmission support frame 2 is sleeved with the damper component, friction force is generated by the damper component in the rotation process of the transmission support frame 2, the effect of slowing down the speed of the screw rod 5 is achieved, meanwhile, the diameter of the embodiment can be effectively reduced due to the fact that the damper component is directly sleeved on the transmission support piece, and the whole size of the embodiment is further reduced.
In addition, in this embodiment, the output shaft 12 and the screw 5 are simultaneously located in the rotation stopping hole 21, so that concentricity of the output shaft 12 and the screw 5 can be improved, in addition, in the rotation process of the output shaft 12 and the screw 5, under the limitation of the transmission support frame 2, the rotation shaft of the output shaft 12 and the rotation shaft of the screw 5 tend to coincide, concentricity of the output shaft 12 and the screw 5 is further improved, and fluctuation of internal resistances of the output shaft 12 and the screw 5 can be reduced.
As shown in fig. 2, in this embodiment, the rotation stopping hole 21 penetrates through the transmission support frame 2 along the axial direction of the transmission support frame 2, the rotation stopping hole 21 includes an avoidance groove 211 for avoiding the rotation stopping member, the rotation stopping member cooperates with the avoidance groove 211 to keep the rotation stopping member and the transmission support frame 2 rotating synchronously, the rotation stopping hole 21 penetrates through the transmission support frame 2, so that the installation of the output shaft 12 and the screw rod 5 can be facilitated, and meanwhile, the distance between the output shaft 12 and the screw rod 5 can be further reduced, so that the overall length of the embodiment is further reduced, and the transportation and the storage are facilitated; in addition, when the transmission support frame 2 rotates, the rotation stopping piece is abutted with the avoidance groove 211, so that the rotation stopping piece drives the output shaft 12 and the screw rod 5 to rotate, and synchronous rotation of the output shaft 12 and the screw rod 5 is realized.
In this embodiment, the rotation stopping hole 21 includes 4 avoidance grooves 211 uniformly distributed along the axial direction of the rotation stopping hole 21, that is, the cross section of the rotation stopping hole 21 is in a cross shape, it will be understood that in other embodiments, the number of the avoidance grooves 211 may be 1 or greater than 1.
In this embodiment, the rotation stopping member is a positioning pin 13 radially penetrating through the output shaft 12 and the screw rod 5, the output shaft 12 and the screw rod 5 are both provided with a pin hole 121 through which the positioning pin 13 passes, two ends of the positioning pin 13 protrude from the outer surfaces of the output shaft 12 and the screw rod 5, two ends of the positioning pin 13 respectively extend into two opposite avoiding grooves 211 and form a fit with the avoiding grooves 211, and the positioning pin 13 can be conveniently installed and detached by adopting the point position pin as the rotation stopping member, so that the positioning pin 13 is facilitated to be replaced and maintained.
It will be understood, of course, that in other embodiments, the rotation stopping member is a protruding block protruding from the surfaces of the output shaft 12 and the screw rod 5, the protruding block extends into the avoidance groove 211 to form a fit with the avoidance groove 211, the number and the distribution position of the protruding block are matched with those of the avoidance groove 211, the protruding block is fixed on the surfaces of the output shaft 12 and the screw rod 5, the stability of the protruding block and the output shaft 12 and the screw rod 5 is improved, and in the rotation process of the protruding block, the shaking of the output shaft 12 and the screw rod 5 can be reduced, so that the noise generated during the operation of the embodiment is further reduced.
As shown in fig. 2, in this embodiment, the damper assembly includes a plurality of friction plates 31 and a plurality of extrusion plates 32, which are stacked at intervals in sequence, one of the friction plates 31 and the extrusion plates 32 rotates synchronously with the transmission support frame 2, the other is fixed relative to the gear case 1, the friction plates 31 and the extrusion plates 32 rotate relatively during the rotation of the transmission support frame 2, and friction force is generated between the friction plates 31 and the extrusion plates 32 due to the sequential stacking of the friction plates 31 and the extrusion plates 32, so as to further realize the deceleration of the transmission support frame 2.
In this embodiment, the damper assembly includes 3 friction plates 31 and 2 extrusion plates 32, and 1 extrusion plate 32 is disposed between two adjacent 2 friction plates 31, it will be understood that, in other embodiments, the number of friction plates 31 may be greater than 3, and the number of corresponding extrusion plates 32 may be greater than 2, so long as the number of friction plates 31 is greater than 1 more than the number of extrusion plates 32; the number of friction plates 31 may be 1 less than the number of pressing plates 32, and 1 friction plate 31 may be placed between 2 adjacent pressing plates 32.
As shown in fig. 2, in this embodiment, the outer side surface of the transmission support frame 2 is provided with first positioning grooves 22 that are axially distributed, the friction plate 31 is provided with first positioning blocks 311 that are matched with the first positioning grooves 22, the inner wall of the gear box 1 is provided with second positioning grooves 11 that are axially distributed, the outer periphery side of the extrusion plate 32 is provided with second positioning blocks 321 that are matched with the second positioning grooves 11, in the rotation process of the transmission support frame 2, the first positioning grooves 22 and the first positioning blocks 311 form a butt joint, the transmission support frame 2 drives the friction plate 31 to rotate, and the cooperation of the second positioning grooves 11 and the second positioning blocks 321 can limit the extrusion plate 32 to rotate, so that the extrusion plate 32 keeps static relative to the gear box 1, and further relative movement between the friction plate 31 and the extrusion plate 32 is realized, so that friction force is generated between the friction plate 31 and the extrusion plate 32.
As shown in fig. 5, in this embodiment, the driving support frame 2 is provided with a limiting member 24, and the limiting member 24 cooperates with the driving support frame 2 to enable the damper assembly to be positioned in the axial direction of the driving support frame 2, and the limiting member 24 positions the damper assembly, so that the damper assembly can be prevented from being separated from the driving support frame 2, and the connection stability of the damper assembly and the driving support frame 2 is improved; in addition, the limiting piece 24 can also form extrusion on the damper assembly, the friction plate 31 and the extrusion plate 32 are kept in close contact, friction force can be generated between the friction plate 31 and the extrusion plate 32, and the speed reduction function of the damper assembly is ensured.
In this embodiment, the end of the driving support frame 2 is provided with a supporting table 23 extending radially, the driving support frame 2 is sleeved with an elastic member 25, two ends of the elastic member 25 are respectively abutted against the supporting table 23 and the damper, the damper is positioned between the elastic member 25 and the limiting member 24, and the extrusion force between the friction plate 31 and the extrusion plate 32 can be changed by changing the compression size of the elastic member 25, so that the friction force generated by the damper is changed.
In this embodiment, the limiting piece 24 is in threaded connection with the outer peripheral side of the transmission support frame 2, stepless adjustment of the limiting piece 24 can be achieved through threaded connection, accurate adjustment of the compression size of the elastic piece 25 is achieved, and accuracy of adjustment of friction force of the damper is improved. It will be understood that in other embodiments, the limiting member 24 and the driving support frame 2 may be fastened by a buckle.
As shown in fig. 6, in this embodiment, the electric stay bar includes a housing 8, a driver 4 is disposed in the housing 8, an output end of the driver 4 is mounted with a gear box 1, an output shaft 12 in the gear box 1 is in transmission connection with the driver 4, a transmission support frame 2 is disposed in the gear box 1, the output shaft 12 and a screw rod 5 are inserted into a rotation stopping hole 21, and are in transmission connection through the transmission support frame 2, a damper assembly is sleeved outside the transmission support frame 2, an end of the screw rod 5 is rotatably connected with a support tube 71, the screw rod 5 rotates to drive the support tube 71 to move along an axial direction of the screw rod 5, expansion and contraction of the support tube 71 are achieved, an end of the support tube 71 is connected with a ball sleeve 9, a tube 72 is sleeved outside the support tube 71, an elastic member 6 is disposed in the tube 72, and the end of the tube 72 is abutted to the ball sleeve 9 by the elastic member 6.
While the utility model has been described in terms of embodiments, it will be appreciated by those skilled in the art that the utility model is not limited thereto but rather includes the drawings and the description of the embodiments above. Any modifications which do not depart from the functional and structural principles of the present utility model are intended to be included within the scope of the appended claims.
Claims (10)
1. The utility model provides an electronic vaulting pole, includes driver, gear box and lead screw, is equipped with the output shaft in the gear box, and output shaft both ends are connected its characterized in that with driver and lead screw transmission respectively: the gear box is internally provided with a transmission support frame, the transmission support frame is provided with a rotation stopping hole for the insertion of an output shaft and a screw rod, the output shaft and the screw rod are both provided with rotation stopping pieces matched with the rotation stopping holes, the rotation stopping pieces are matched with the rotation stopping holes to drive the output shaft and the screw rod to synchronously rotate with the transmission support frame, and a damper assembly is sleeved on the transmission support frame.
2. An electric strut as in claim 1, wherein: the rotation stopping hole penetrates through the transmission support frame along the axial direction of the transmission support frame, the rotation stopping hole comprises an avoidance groove for avoiding the rotation stopping piece, and the rotation stopping piece and the avoidance groove are matched to keep the rotation stopping piece and the transmission support frame to synchronously rotate.
3. An electric strut as in claim 2, wherein: the rotation stopping piece is a protruding block protruding out of the surfaces of the output shaft and the screw rod, and the protruding block extends into the avoidance groove and is matched with the avoidance groove.
4. An electric strut as in claim 2, wherein: the rotation stopping piece is a positioning pin which radially penetrates through the output shaft and the screw rod, the output shaft and the screw rod are both provided with pin holes for the positioning pin to pass through, and the positioning pin stretches into the avoidance groove and is matched with the avoidance groove.
5. An electric strut as in claim 1, wherein: the damper assembly comprises a plurality of friction plates and a plurality of extrusion plates which are stacked at intervals in sequence, wherein one of the friction plates and the extrusion plates synchronously rotates with the transmission support frame, and the other is fixed relative to the gear box.
6. An electric strut as in claim 5, wherein: the outer side surface of the transmission support frame is provided with first positioning grooves which are axially distributed, the friction plate is provided with first positioning blocks which are matched with the first positioning grooves, the inner wall of the gear box is provided with second positioning grooves which are axially distributed, and the outer periphery side of the extrusion plate is provided with second positioning blocks which are matched with the second positioning grooves.
7. An electric strut as in claim 1, wherein: the transmission support frame is provided with a limiting piece, and the limiting piece is matched with the transmission support frame to enable the damper assembly to form positioning in the axial direction of the transmission support frame.
8. An electric strut as in claim 7, wherein: the end part of the transmission support frame is provided with a supporting table surface extending in the radial direction, and the damper is positioned between the supporting table surface and the limiting piece.
9. An electric strut as in claim 8, wherein: the transmission support frame is sleeved with an elastic piece, two ends of the elastic piece are respectively abutted with the support table surface and the damper, and the damper is positioned between the elastic piece and the limiting piece.
10. An electric strut as in claim 7, wherein: the limiting piece is in threaded connection with the outer periphery side of the transmission support frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320421963.3U CN219795026U (en) | 2023-03-01 | 2023-03-01 | Electric stay bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320421963.3U CN219795026U (en) | 2023-03-01 | 2023-03-01 | Electric stay bar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219795026U true CN219795026U (en) | 2023-10-03 |
Family
ID=88151244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320421963.3U Active CN219795026U (en) | 2023-03-01 | 2023-03-01 | Electric stay bar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219795026U (en) |
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2023
- 2023-03-01 CN CN202320421963.3U patent/CN219795026U/en active Active
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