CN215110183U - Backstop, motor device, curtain control device and electric curtain - Google Patents
Backstop, motor device, curtain control device and electric curtain Download PDFInfo
- Publication number
- CN215110183U CN215110183U CN202120554864.3U CN202120554864U CN215110183U CN 215110183 U CN215110183 U CN 215110183U CN 202120554864 U CN202120554864 U CN 202120554864U CN 215110183 U CN215110183 U CN 215110183U
- Authority
- CN
- China
- Prior art keywords
- driving
- driving force
- backstop
- return
- groove
- 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.)
- Active
Links
Images
Landscapes
- Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
Abstract
The utility model discloses a backstop, motor device, (window) curtain controlling means and electric window curtain. The backstop includes: a driving force receiving part having a non-return connection side and a needle roller pushing position; a driving force output part which is arranged at the non-return connection side and is provided with a driving position; a movable member provided between the driving force receiving portion and the driving force output portion and having a reverse stop position; the roller pins are arranged at the roller pin pushing position, the driving position and the reverse stopping position; and the fixing sleeve is sleeved on the outer sides of the roller pin and the driving force receiving part. The utility model discloses can effectively solve contrary delayed problem of ending.
Description
Technical Field
The utility model relates to a (window) curtain control technical field especially relates to a backstop, a motor device, a (window) curtain controlling means and an electric window curtain.
Background
At present, a backstop, in particular a roller shutter type electric curtain, is generally used in clutch control of the electric curtain. The existing backstop performs the backstopping action in the following processes: when the driving force output part rotates actively, the roller pin can be driven to rotate for a certain distance relative to the fixed sleeve, and the roller pin can be stopped in the fixed sleeve.
Therefore, the conventional backstop has the problem of backstopping delay.
SUMMERY OF THE UTILITY MODEL
Therefore, the embodiment of the utility model provides a backstop, motor device, (window) curtain controlling means and electric window curtain. The problem of non-return delay can be effectively solved.
On the one hand, the embodiment of the utility model provides a pair of backstop, include: a driving force receiving part having a non-return connection side and a needle roller pushing position; a driving force output part which is arranged at the non-return connection side and is provided with a driving position; a movable member provided between the driving force receiving portion and the driving force output portion and having a reverse stop position; the roller pins are arranged at the roller pin pushing position, the driving position and the reverse stopping position; and the fixing sleeve is sleeved on the outer sides of the roller pin and the driving force receiving part.
Compared with the prior art, the technical effect of this embodiment is: when the driving force output part rotates, the movable part is in a static state relative to the driving force output part, at the moment, the roller pin can be in a non-return state between the non-return position and the fixed sleeve without rotating a certain distance by the driving force output part, and therefore the problem of non-return delay is solved.
In an embodiment of the present invention, the driving force receiving portion is provided with a connecting cylinder sleeve at the non-return connection side, and the connecting cylinder sleeve is provided with a non-return accommodating cavity; wherein the driving force output portion and the movable member are provided in the check accommodating chamber.
In an embodiment of the present invention, the connecting sleeve is provided with an opening communicating with the non-return accommodating cavity; the needle roller pushing position is arranged on one side of the opening, and the driving position and the non-return position correspond to the opening; the driving position, the reverse stop position and the roller pin pushing position are positioned at the opening to form a roller pin mounting position; the roller pin is arranged at the roller pin mounting position.
In an embodiment of the present invention, the driving force output portion is provided with a driving groove corresponding to the opening, and the driving groove is provided with the driving position; the movable part is provided with a non-return groove corresponding to the opening, and the non-return groove is provided with the non-return position.
In an embodiment of the present invention, the opening is provided in plurality; a needle roller pushing piece is arranged between two adjacent openings; one side of the needle roller pushing piece facing the two openings is respectively provided with a first direction pushing position and a second direction pushing position.
In an embodiment of the present invention, the movable member is provided with a plurality of non-return grooves corresponding to the openings; the two adjacent non-return grooves are respectively a first-direction non-return groove and a second-direction non-return groove; a groove connecting section corresponding to the needle roller pushing piece is arranged between the two non-return grooves; the groove connecting section is provided with a first direction reverse stop position and a second direction reverse stop position corresponding to two sides of the two reverse stop grooves respectively.
In an embodiment of the present invention, the opening is provided in plurality, and an opening separator is provided between two adjacent openings; the driving force output part is provided with a plurality of driving grooves corresponding to the openings, and a driving connecting section corresponding to the opening separator is arranged between every two adjacent driving grooves; the two driving grooves are respectively a first direction driving groove and a second direction driving groove; the two sides of the driving connecting section corresponding to the two driving grooves are respectively provided with a first direction driving position and a second direction driving position.
In one embodiment of the invention, the circumferential width of the drive connection section is greater than the circumferential width of the open divider.
In an embodiment of the present invention, the driving force output portion and the movable member have end surfaces having the same shape.
On the other hand, the embodiment of the utility model provides a still provides a motor device, motor device includes: a motor body provided with a driving shaft; a check device according to any one of the above embodiments, wherein the driving force receiving portion of the check device is connected to the drive shaft.
In an embodiment of the present invention, the motor apparatus further includes: and the speed reducer is connected between the motor body and the backstop.
In another aspect, an embodiment of the present invention provides a curtain control device, including: a motor device according to any one of the above embodiments; the motor device is arranged in the winding drum and can drive the winding drum to rotate.
On the other hand, the embodiment of the utility model also provides an electric curtain, for above-mentioned embodiment(s) curtain controlling means, and locate shielding piece on the reel.
In conclusion, adopt the utility model discloses behind the technical scheme that above-mentioned at least one embodiment provided, can reach following technological effect: i) when the driving force output part receives the rotating torque, the needle roller can be in non-return between the non-return position and the fixed sleeve, and the problem of non-return delay is solved; ii) the backstop can realize bidirectional rotation and bidirectional backstop.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a backstop 100 according to a first embodiment of the present invention.
Fig. 2 is an exploded view of the check 100 shown in fig. 1.
Fig. 3 is a schematic structural view of the driving force output portion 20 and the movable element 50 mounted to the driving force receiving portion 10 in fig. 2.
Fig. 4 is a schematic structural view of the driving force receiving portion 10 in fig. 3.
Fig. 5 is a schematic structural view of the driving force receiving portion 10 shown in fig. 4 from another perspective.
Fig. 6 is a schematic structural view of the driving force output portion 20 and the movable element 50 in fig. 1.
Fig. 7 is a schematic structural view of the driving force output portion 20 in fig. 6.
Fig. 8 is a schematic structural view of the movable member 50 shown in fig. 6.
Fig. 9 is a schematic structural diagram of an electric machine device 200 according to a second embodiment of the present invention.
Fig. 10 is a schematic structural diagram of a curtain control device 300 according to a third embodiment of the present invention.
Fig. 11 is a schematic structural view of a motorized window shade 400 according to a fourth embodiment of the present invention.
Description of the main symbols:
100 is a backstop; 10 a driving force receiving portion; 11 is a connecting cylinder sleeve; 12 is a non-return containing cavity; 13 is a needle roller pushing position; 13a is a first direction pushing position; 13b is a second direction push position; 14 is an opening; 15 is a first connecting member; 16 is a needle roller pushing piece; 17 is an opening separator; 18 is a needle bearing piece;
20 a driving force output portion; 21 is a driving groove; 21a is a first direction driving groove; 21b is a second direction driving groove; 22 is the drive bit; 22a is a first direction drive bit; 22b is a second direction drive bit; 23 is a driving connecting section; 24 is a second connecting piece;
30 is a roller pin; 40 is a fixed sleeve;
50 is a moving part; 51 is a non-return groove; 51a is a first direction check groove; 51b is a second direction check groove; 52 is a check position; 52a is a first direction reverse stop position; 52b is a second direction reverse stop position; 53 is a groove connecting section;
200 is a motor device; 210 is a motor body; 300 is a curtain control device; 310 is a driving wheel; 320 is a mounting seat; 330 is a sleeve; 340 is a winding drum; 400 is an electric curtain; 410 is a shade; and 420 is a fixing piece.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
[ first embodiment ] A method for manufacturing a semiconductor device
Referring to fig. 1, an embodiment of the present invention provides a backstop 100. The non-return device 100 includes, for example: a driving force receiving portion 10, a driving force output portion 20, a needle roller 30, a fixed sleeve 40, and a movable element 50.
Specifically, referring to fig. 2, the driving force receiving portion 10 is provided with a non-return connection side for connecting the driving force output portion 20. The driving force output part 20 is arranged on the non-return connection side, and the movable element 50 is arranged between the driving force receiving part 10 and the driving force output part 20 in a clamping way; the needle roller 30 is provided on the non-return connection side of the driving force receiving portion 10 and acts on the driving force output portion 20; the fixing sleeve 40 is fitted over the needle rollers 30 and the drive receiving portion 10.
Referring to fig. 3, the driving force receiving portion 10 is provided with a needle pushing position 13 at the non-return connection side, the driving force output portion 20 is provided with a driving position 22, and the movable element 50 is provided with a non-return position 52; the needle roller pushing part 13, the driving part 22 and the check part 52 form a needle roller mounting part, and the needle roller 30 is arranged at the needle roller mounting part.
When the driving force receiving portion 10 receives torque to rotate, the needle roller 30 is pushed by the needle roller pushing position 13, and further, the needle roller 30 acts on the driving position 22 to push the driving force output portion 20 and the movable element 50 to rotate. When the driving force output portion 20 receives torque to rotate, the needle roller 30 is pushed by the driving position 22, but the movable element 50 is in a stationary state relative to the driving force output portion 20, so that the needle roller 30 is not stopped between the stopping position 52 and the inner wall of the fixed sleeve 40.
Since the needle roller 30 is always located at the needle roller mounting position formed by the needle roller pushing position 13, the driving position 22 and the check position 52, when the needle roller 30 receives the rotational torque from the driving force receiving portion 10, the needle roller 30 can push the driving force output portion 20 to rotate, and thus the rotational output is realized. However, when the needle roller 30 receives the rotational torque from the driving force output portion 20, the movable element 50 is in a stationary state with respect to the driving force output portion 20, and therefore, the needle roller 30 is not stopped between the movable element 50 and the fixed sleeve 40.
In one embodiment, referring to fig. 4, the driving force receiving portion 10 includes a connection sleeve 11 and a first connection member 15 connected thereto; wherein the connecting cylinder sleeve 11 is located at the non-return connection side, and the first connecting piece 15 is used for receiving torque to realize the rotation of the driving force receiving part 10. For example, the first connection member 15 may be an internal spline.
The connecting cylinder sleeve 11 is provided with a non-return accommodating cavity 12, the movable element 50 and the driving force output part 20 are arranged in the non-return accommodating cavity 12, and the movable element 50 is movably clamped between the driving force output part 20 and the first connecting piece 16.
An opening 14 communicated with the non-return accommodating cavity 12 is formed in the side wall of the connecting cylinder sleeve 11, a roller pin pushing position 13 is arranged on one side of the opening 14, and the opening 14 exposes a driving position 22 and a non-return position 52; the connecting sleeve 11 is further provided with a needle bearing 18 at the end of the opening 14 remote from the first connecting piece 15. The needle roller pushing positions 13, the driving positions 22 and the reverse stopping positions 52 form the needle roller mounting positions at the openings 14, and when the needle rollers 30 are arranged at the needle roller mounting positions, the needle roller 30 abuts against the needle roller bearing 18 and is in contact with the needle roller pushing positions 13, the driving positions 22 and the reverse stopping positions 52.
Further, referring to fig. 5, the connecting sleeve 10 is circumferentially provided with a plurality of openings 14, wherein a needle roller pushing member 16 is provided between two adjacent openings 14, and a first direction needle roller pushing site 13a and a second direction needle roller pushing site 13b are respectively provided on one side of the needle roller pushing member 16 facing the two openings 14.
And the other side of the opening 14 relative to the needle roller pushing position 13 is provided with an opening partition 17, and the opening partition 17 partitions two adjacent openings 14. Opening 14 is sandwiched between needle roller pushing member 16 and opposing split spacer 17.
Referring to fig. 6, the driving force output part 20 is provided with a driving recess 21 corresponding to the opening 14, the driving recess 21 being provided with a driving site 22; the movable element 50 is provided with a check groove 51 corresponding to the opening 14, and the check groove 51 is provided with a check position 52.
The shape of the end surface of the driving force output portion 20 relative to the movable element 50 may be the same as the shape of the movable element 50; the opposite end of the driving force output portion 20 is provided with a second connecting member 24, the second connecting member 24 is used for outputting torque, and the second connecting member 24 is, for example, an external spline.
Referring to fig. 7, the driving force output portion 20 is formed with a plurality of driving grooves 21 corresponding to the plurality of openings 14 formed in the circumferential direction of the connecting cylinder 10, wherein one opening 14 corresponds to one driving groove 21. The two adjacent driving grooves 21 are respectively a first direction driving groove 21a and a second direction driving groove 21b, and a driving connection section 23 is connected between the two grooves.
The first direction driving groove 21a is provided with a first direction driving position 22a, and the first direction driving position 22a corresponds to the first direction pushing position 13 a; the second direction driving groove 21b is provided with a second direction driving bit 22b, and the second direction driving bit 22b corresponds to the first direction pushing bit 13 b. Wherein the drive connection section 23 corresponds to the open partition 17.
Referring to fig. 8, the movable member 50 is provided with a plurality of check grooves 51 corresponding to the plurality of openings 14 formed in the circumferential direction of the connecting cylinder 10. One of the openings 14 corresponds to one of the check grooves 51. Wherein, two adjacent contrary recesses 51 are contrary recess 51a of contrary and the contrary recess 51b of contrary of second direction of first direction respectively, are connected with groove connection section 53 between these two recesses.
Wherein, the first direction check groove 51a is provided with a first direction check position 52a, and the first direction check position 52a corresponds to the first direction pushing position 13 a; the second direction check groove 51b is provided with a second direction check position 52b, and the second direction check position 52b corresponds to the first direction pushing position 13 b. Wherein the groove connecting section 53 corresponds to the needle roller pusher 16.
Taking the backstop 10 shown in fig. 1 to 8 as an example, the working principle of the backstop provided by the embodiment will be described in detail below:
when the driving force receiving portion 10 rotates clockwise, the three first-direction pushing locations 13a spaced apart from each other push the corresponding three needle rollers 30, respectively, and the three needle rollers 30 in turn act on the corresponding three first-direction driving locations 22a in the three first-direction driving recesses 21a, so that the three needle rollers 30 push the driving force output portion 20 and the movable element 50 to rotate clockwise in the connecting sleeve 11.
When the driving force receiving portion 10 rotates counterclockwise, the other three second direction pushing positions 13b push the corresponding three needle rollers 30, which act on the three second direction driving portions 22b, so as to realize the counterclockwise rotation of the driving force output portion 20 and the movable element 50 in the connecting sleeve 11.
Therefore, the motor is coupled to the shaft at the first coupling 15 of the driving force receiving portion 10, the output shaft is coupled to the second coupling 24 of the driving force output portion 20, and the check 100 achieves output of torque.
However, when the driving force output portion 20 rotates clockwise, the three first-direction driving positions 22a push the corresponding three needle rollers 30, the movable element 50 is in a relatively stationary state with respect to the driving force output portion 20, and the three needle rollers 30 act on the three first-direction reverse stop positions 52a, so that the three needle rollers 30 are respectively reversed between the fixed sleeve 40 and the three first-direction reverse stop positions 52 a.
Similarly, when the driving force output portion 20 rotates counterclockwise, the other three needle rollers 30 are respectively stopped between the fixed sleeve 40 and the three second-direction stopping positions 52 b.
[ second embodiment ]
Referring to fig. 9, a motor device according to a second embodiment of the present invention is provided. The motor apparatus 200 includes, for example, a motor body 210, and the check device 100 according to the first embodiment. Wherein the motor body 210 is provided with a driving shaft connected to the first connecting member 15 of the driving force receiving part 10. The motor body 210 can drive the driving force receiving portion 10 to rotate forward or backward.
Further, the motor apparatus 200 may further include a decelerator connected between the motor body 210 and the check device 100. The reducer may be a reduction gearbox.
[ third embodiment ]
Referring to fig. 10, a curtain control device is provided for a third embodiment of the present invention. The window covering control device 300 includes, for example, the motor device 200 according to the second embodiment, and a winding drum 340 fitted around the outside of the motor device 200. Wherein, the motor device 200 is connected to the winding drum 340 in a transmission manner and can drive the winding drum 340 to rotate.
Specifically, the driving force output part 20 of the motor device 200 is in transmission connection with a driving wheel 310; the other end of the motor device 200 is connected to a mounting base 320.
The sleeve 330 is sleeved outside the motor device 200; wherein one end of the sleeve 330 is mounted to the mounting base 320 and the transmission wheel 310 is located outside the opposite end of the sleeve 330. The sleeve 330 serves to protect the motor apparatus 200.
The outer part of the sleeve 330 is sleeved with the winding drum 340, one end of the winding drum 340 is rotatably sleeved on the mounting seat 320, the other end of the winding drum 340 is sleeved on the outer part of the driving wheel 330, and the driving wheel 330 is meshed with the inner wall of the winding drum 340.
When the motor device 200 rotates, the driving wheel 330 drives the winding drum 340 to rotate.
The blind control device 300 may be used for a roll-up type electric blind or a blind type electric blind.
[ fourth example ] A
Referring to fig. 11, a motorized window treatment according to a fourth embodiment of the present invention is provided. The motorized window treatment 400 includes, for example, the window treatment control device 300 according to the third embodiment, and a shade 410 wound around a winding drum 340.
When the curtain control device 300 is operated, the winding drum 340 rotates to wind the shade 410 onto the winding drum 340 or to put down the shade 410.
Specifically, the motorized window treatment 400 further includes, for example: and fixing members 420 provided at both ends of the window shade control apparatus 300, the two fixing members 420 being used to fix the motorized window shade 400 at both ends of a window.
On the other hand, the motorized window treatment 400 provided in this embodiment may further include the motor device 200 according to the second embodiment. The motorized window treatment 400 is, for example, a roller-blind motorized window treatment or a venetian blind motorized window treatment.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (13)
1. A backstop, comprising:
a driving force receiving part having a non-return connection side and a needle roller pushing position;
a driving force output part which is arranged at the non-return connection side and is provided with a driving position;
a movable member provided between the driving force receiving portion and the driving force output portion and having a reverse stop position;
the roller pins are arranged at the roller pin pushing position, the driving position and the reverse stopping position;
and the fixing sleeve is sleeved on the outer sides of the roller pin and the driving force receiving part.
2. The backstop of claim 1,
the driving force receiving part is provided with a connecting cylinder sleeve at the non-return connecting side, and the connecting cylinder sleeve is provided with a non-return accommodating cavity;
wherein the driving force output portion and the movable member are provided in the check accommodating chamber.
3. The backstop according to claim 2, wherein the connecting cylinder sleeve is provided with an opening communicated with the backstop containing cavity; the needle roller pushing position is arranged on one side of the opening, and the driving position and the non-return position correspond to the opening; the driving position, the reverse stop position and the roller pin pushing position are positioned at the opening to form a roller pin mounting position;
the roller pin is arranged at the roller pin mounting position.
4. The backstop according to claim 3,
the driving force output part is provided with a driving groove corresponding to the opening, and the driving groove is provided with the driving position;
the movable part is provided with a non-return groove corresponding to the opening, and the non-return groove is provided with the non-return position.
5. The backstop according to claim 3, wherein said opening is provided in plurality; a needle roller pushing piece is arranged between two adjacent openings;
one side of the needle roller pushing piece facing the two openings is respectively provided with a first direction pushing position and a second direction pushing position.
6. The backstop according to claim 5, wherein said movable member is provided with a plurality of backstop grooves corresponding to said openings;
the two adjacent non-return grooves are respectively a first-direction non-return groove and a second-direction non-return groove; a groove connecting section corresponding to the needle roller pushing piece is arranged between the two non-return grooves; the groove connecting section is provided with a first direction reverse stop position and a second direction reverse stop position corresponding to two sides of the two reverse stop grooves respectively.
7. The backstop according to claim 3,
the openings are provided with a plurality of openings, and an opening separator is arranged between every two adjacent openings; the driving force output part is provided with a plurality of driving grooves corresponding to the openings, and a driving connecting section corresponding to the opening separator is arranged between every two adjacent driving grooves;
the two driving grooves are respectively a first direction driving groove and a second direction driving groove; the two sides of the driving connecting section corresponding to the two driving grooves are respectively provided with a first direction driving position and a second direction driving position.
8. The backstop according to claim 7,
the drive connection section has a circumferential width greater than a circumferential width of the open divider.
9. The backstop of claim 1,
the driving force output portion and the movable member have end surfaces of the same shape.
10. An electric motor apparatus, comprising:
a motor body provided with a driving shaft;
a check according to any one of claims 1 to 9, wherein the driving force receiving portion of the check is connected to the drive shaft.
11. The electric machine arrangement of claim 10, further comprising:
and the speed reducer is connected between the motor body and the backstop.
12. A window covering control apparatus, comprising:
an electromechanical device as claimed in any of claims 10 to 11;
the motor device is arranged in the winding drum and can drive the winding drum to rotate.
13. A motorized window treatment, comprising:
a shade control device according to claim 12;
and the shielding cloth is arranged on the winding drum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120554864.3U CN215110183U (en) | 2021-03-18 | 2021-03-18 | Backstop, motor device, curtain control device and electric curtain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120554864.3U CN215110183U (en) | 2021-03-18 | 2021-03-18 | Backstop, motor device, curtain control device and electric curtain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215110183U true CN215110183U (en) | 2021-12-10 |
Family
ID=79343707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120554864.3U Active CN215110183U (en) | 2021-03-18 | 2021-03-18 | Backstop, motor device, curtain control device and electric curtain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215110183U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112922971A (en) * | 2021-03-18 | 2021-06-08 | 宁波森富利电机有限公司 | Backstop, motor device, curtain control device and electric curtain |
-
2021
- 2021-03-18 CN CN202120554864.3U patent/CN215110183U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112922971A (en) * | 2021-03-18 | 2021-06-08 | 宁波森富利电机有限公司 | Backstop, motor device, curtain control device and electric curtain |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112922971A (en) | Backstop, motor device, curtain control device and electric curtain | |
| AU2012319162B2 (en) | Control of architectural opening coverings | |
| CN215110183U (en) | Backstop, motor device, curtain control device and electric curtain | |
| AU2018200862B2 (en) | Methods and apparatus to reduce noise in architectural coverings | |
| US7753184B2 (en) | Bidirectional clutch mechanism | |
| GB2049004A (en) | Louvered venetian blind with vertical louvers | |
| CA2499571A1 (en) | Bi-directional overrunning clutch for a primary drive axle | |
| JP3230427U (en) | Reverse stop mechanism for electric curtain motors | |
| KR20110033501A (en) | Roll blind | |
| CN214534140U (en) | Clutch, motor device, curtain control device and electric curtain | |
| KR101882811B1 (en) | Clutch assembly | |
| JP5926843B1 (en) | Free type two-way clutch with idle gear | |
| CN201129116Y (en) | Composite door and window component | |
| CN211756414U (en) | Multi-shaft mechanical arm for coating operation | |
| CN112855796A (en) | Backstop, motor device, curtain control device and electric curtain | |
| KR100639666B1 (en) | Door/Window Actuating Device | |
| CN112302521A (en) | Backstop, motor device, curtain control device and electric curtain | |
| EP1612365A1 (en) | Actuating device for screens and window glazing equipped therewith | |
| CN207553932U (en) | The elevating mechanism and shutter of shutter | |
| CN219164376U (en) | Curtain motor for rolling curtain | |
| CN214945891U (en) | Backstop, motor device, curtain control device and electric curtain | |
| CN213807493U (en) | Backstop, motor device, curtain control device and electric curtain | |
| CN218603307U (en) | Non-return mechanism for electric curtain motor | |
| CN217063490U (en) | Automatic clutch speed reducing motor | |
| CN216932694U (en) | Electric curtain structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |