CN108166913B - Rolling curtain device - Google Patents
Rolling curtain device Download PDFInfo
- Publication number
- CN108166913B CN108166913B CN201810139653.6A CN201810139653A CN108166913B CN 108166913 B CN108166913 B CN 108166913B CN 201810139653 A CN201810139653 A CN 201810139653A CN 108166913 B CN108166913 B CN 108166913B
- Authority
- CN
- China
- Prior art keywords
- torsion spring
- seat
- driving
- clutch
- bearing
- 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
- 238000005096 rolling process Methods 0.000 title claims abstract description 14
- 230000002093 peripheral effect Effects 0.000 claims description 9
- 238000013016 damping Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims description 2
- 238000005452 bending Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
- E06B9/56—Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor
- E06B9/68—Operating devices or mechanisms, e.g. with electric drive
- E06B9/74—Operating devices or mechanisms, e.g. with electric drive adapted for selective electrical or manual operation
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
Abstract
The invention discloses a roller shutter device, which comprises: a driving tube connected with the roller shutter; a driving member for driving the driving tube to rotate clockwise/counterclockwise, thereby rolling up/down a roll screen connected to the driving tube; and the clutch adjusting assembly is arranged inside the driving pipe and used for controlling the operation of the driving piece through clutch action. The rolling device has a manual use mode, and the rolling device can be manually pulled down, so that the rolling device can be controlled to retract/put down at any position and any time point.
Description
Technical Field
The invention relates to the field of articles for daily use, in particular to a roller shutter device.
Background
In existing roller blind (e.g. curtains, door blinds) devices, the retraction/lowering of the roller blind is usually achieved by means of a motor, but once it is running, the process cannot be controlled at any time. Even if the motor is controlled to start and stop by a signal, the control on the retraction/lowering action of the roller shutter is realized, but the motor cannot be controlled anytime and anywhere, and particularly, when devices such as a remote controller are lost or damaged, the roller shutter device cannot be used.
Disclosure of Invention
In view of the above-mentioned drawbacks, the present invention provides a roller shutter device having two modes of manual and automatic use, in which the retraction/lowering operation of the roller shutter can be controlled at any position and at any time point by manually pulling down the roller shutter.
The technical scheme provided by the invention for the technical problems is as follows:
there is provided a roller shutter device, comprising: a driving tube connected with the roller shutter; a driving member for driving the driving tube to rotate clockwise/counterclockwise, thereby rolling up/down a roll screen connected to the driving tube; and the clutch adjusting assembly is arranged inside the driving pipe and is used for controlling the operation of the driving piece through clutch action.
Preferably, the driving member includes: a motor; the control board is connected with the motor and used for controlling the motor to run; a battery assembly connected to the control board for supplying power to the motor through the control board; at least one first bearing; a first output shaft and a housing; the first bearing sleeve is arranged outside the first output shaft, and the motor, the first bearing and the control board are all accommodated in the shell.
Preferably, the battery assembly includes: a battery case detachably connected to an end of the housing remote from the first output shaft; and a battery detachably arranged in the battery box.
Preferably, a signal receiving device connected with the control board is further arranged in the shell, the signal receiving device is used for receiving a remote control signal and transmitting the remote control signal to the control board, and the control board controls the motor to operate according to the remote control signal.
Preferably, the clutch adjusting assembly includes:
the adjusting seat is arranged at one end, away from the driving piece, of the driving pipe;
a second output shaft having an internal hollow; the transmission end of the second output shaft extends out from one end of the adjusting seat;
at least one second bearing sleeved on the outer peripheral surface of the second output shaft, wherein each first bearing is arranged in the adjusting seat;
the bearing seat is sleeved outside the second bearing and is arranged in the adjusting seat;
the damping ring is sleeved outside the bearing seat;
the middle part of the cover plate is provided with an opening for closing an end opening at one end of the adjusting seat;
a torsion spring seat coaxially arranged with the cover plate;
a torsion spring provided in the torsion spring seat and capable of being twisted/loosened in the torsion spring seat;
one end of the clutch shaft core is inserted into the hollow part, and the other end of the clutch shaft core sequentially passes through the cover plate, the torsion spring seat and the torsion spring and then stretches out;
the spring is sleeved outside the clutch shaft core and the second output shaft, and one end of the spring is arranged in the adjusting seat;
the torsion spring seat cover is arranged at the end part of the torsion spring and is used for closing an end opening of one end of the torsion spring seat, which is far away from the cover plate, and limiting the position of the torsion spring in the torsion spring seat;
and the positioning seat is detachably connected with the torsion spring seat cover.
Preferably, the torsion spring is formed by coiling sheet materials, one end of the torsion spring is fixedly connected with a fixing piece arranged in the torsion spring seat, and the other end of the torsion spring is fixedly connected with the torsion spring seat.
Preferably, one end of the cover plate, which is far away from the torsion spring, is provided with at least one clamping part, and the peripheral surface of the adjusting seat is provided with at least one clamping hole for clamping the clamping part.
Preferably, the outer peripheral surface of the adjusting seat is provided with at least one first raised line and/or at least one first groove; at least one second raised line matched with the first raised line and/or a second raised line matched with the first raised line are formed on the inner wall surface of the damping ring.
Preferably, the cross-sectional shape of the clutch shaft core is ratchet-shaped/gear-shaped, and the cross-sectional shape of the hollow part is matched with the cross-sectional shape of the clutch shaft core.
Preferably, the roller shutter device further comprises: a mounting base; a bracket provided at an end of the mount; a bracket cover plate; the brackets are arranged at the left end and/or the right end of the mounting seat, and each bracket is provided with a through hole; the two ends of the driving tube are provided with openings, and each opening is correspondingly communicated with a through hole; and the bracket cover plate is positioned at the outer side of a bracket and is used for sealing the through hole of the corresponding bracket.
The rolling device has two modes of manual and automatic use, and the rolling device can be manually pulled down, so that the rolling device can be controlled to retract/put down at any position and any time point.
Drawings
FIG. 1 is an overall construction diagram of a roller shutter device according to a first embodiment of the present invention;
FIG. 2 is an exploded view of a driving member according to a first embodiment of the present invention;
FIG. 3 is an exploded view of a clutch adjusting assembly according to a first embodiment of the present invention;
FIG. 4 is a cross-sectional view of a clutch adjustment assembly according to a first embodiment of the present invention;
FIG. 5 is a top view of the torsion spring in accordance with the first embodiment of the present invention;
fig. 6 is a top view of a clutch core according to a first embodiment of the present invention.
Detailed Description
For a clearer understanding of technical features, objects and effects of the present invention, a detailed description of embodiments of the present invention will be made with reference to the accompanying drawings.
Embodiment one:
as shown in fig. 1, the rolling shutter device of the present invention includes: mount 100, bracket 101, drive tube 102, drive member 103, bracket cover 104, and clutch adjustment assembly 105.
Specifically, the brackets 101 are mounted at the left end and/or the right end of the mounting base 100, and each bracket 101 is provided with a through hole 1011; the two ends of the driving tube 102 are opened, and each opening is correspondingly communicated with a through hole 1011; each bracket cover 104 is located at the outer side of one bracket 101 for closing the through hole 1011 of the corresponding bracket 101, thereby preventing foreign matters from entering the driving member 103 and affecting the operation of the internal components thereof.
The driving member 103 is partially disposed inside the driving tube 102, and is used for driving the driving tube 102 to rotate clockwise/anticlockwise, so as to roll up/down the roller shutter with one end connected to the driving tube 102; specifically, as shown in fig. 2, the driving member 103 includes: a motor 1; a control board 2 connected to the motor 1 for controlling the operation of the motor 1; a battery assembly connected to the control board 2 for supplying power to the motor 1 through the control board 2; at least one first bearing 5 (preferably 2); the first output shaft 11 and the housing 3, the first bearing 5 is sleeved outside the first output shaft 11, and the motor 1, the first bearing 5 and the control board 2 are all accommodated in the housing 3.
Wherein, the housing 3 is cylindrical, and includes a first housing 301 and a second housing 302 that are detachably connected (e.g., fastened, clamped, bolted, etc.), and for easy manufacture, the housing 3 may be integrally formed; one end of the first output shaft 11 is connected with the motor 1, and the other end of the first output shaft passes through the first bearing 5 and then is arranged in a through hole 1011 of the bracket 101 in a penetrating way, and can rotate in the through hole 1011; in order to facilitate circuit arrangement, a wire slot 320 is further formed on the housing 3, so that the motor 1 and the battery assembly are connected through wires;
the battery assembly then includes: a battery case 41 detachably connected to an end of the housing 3 remote from the first output shaft 11; such as by engaging the housing 3 with a catch 411 provided on the battery case 41; and a battery 42 detachably provided in the battery case 41, preferably, the battery 42 is a rechargeable lithium battery.
Preferably, as shown in fig. 1, in order to prevent foreign matters (such as water, dust, etc.) from entering the battery case 41 and affecting the use of the battery 42, the battery case 41 is further provided with a openable battery cover plate 43, and correspondingly, the driving tube 102 is provided with an opening 1021 through which the openable battery cover plate 43 extends, so that, when in use, the battery cover plate 43 can be opened only through the opening 1021, and the battery inside can be detached without taking out the battery case 41;
further, in order to realize remote control of the motor 1, a signal receiving device 6 connected with the control board 2 is further disposed in the housing 3, where the signal receiving device 6 is configured to receive a remote control signal sent by an intelligent terminal (including a mobile phone, a remote controller, a tablet computer, an intelligent watch, etc.), and transmit the remote control signal to the control board 2, and the control board 2 controls the motor 1 to operate according to the remote control signal. In this embodiment, the signal receiving apparatus 6 is preferably a radio frequency antenna.
As shown in fig. 1, the clutch adjusting assembly 105 is partially disposed inside the driving tube 102, and is used to control the operation (such as start-stop, etc.) of the motor 1 through clutch action.
Specifically, as shown in fig. 3-4, the clutch adjustment assembly 105 includes:
an adjustment seat 31 provided at an end of the inside of the driving tube 102 remote from the battery assembly; and a stepped portion 312 is formed on an outer circumferential surface of an end of the adjustment seat 31 remote from the battery assembly;
a second output shaft 32 having an inner hollow 311; the driving end of the second output shaft 32 extends from one end of the adjusting seat 31 with a step part 312, and is inserted into a through hole 1011 of a bracket 101, and rotates in the through hole 1011;
at least one second bearing 33, which is sleeved on the outer peripheral surface of the second output shaft 32, and each second bearing is disposed in the adjusting seat 31;
a bearing housing 37 which is provided outside the second bearing 33 and is provided in the adjustment seat 31;
a damper ring 38 which is fitted over the bearing housing 37 and has one end abutting against the stepped portion 312;
a cover plate 39, whose middle portion is provided with an opening through which the clutch core 34 described below passes, and is detachably connected with the adjustment seat 31, for closing an end opening of the adjustment seat 31 at an end far from the step portion 312;
a torsion spring seat 40 coaxially provided with the cover 39 and detachably connected to the cover 39; preferably, a clamping groove 401 is formed on the torsion spring seat 40 along the axial direction;
a torsion spring 35 provided in the torsion spring seat 40 and capable of being twisted/untwisted in the torsion spring seat 40; in this embodiment, as shown in fig. 5, the torsion spring 35 is coiled by a sheet material, one end of the torsion spring 35 is fixedly connected to a fixing member 353 (such as a fixing rod) disposed inside the torsion spring seat 40, and the other end of the torsion spring 35 is fixedly connected to the torsion spring seat 40, preferably, the other end of the torsion spring 35 is bent to form a U-shaped bending portion 352, and is clamped to the end portion of the clamping groove 401 through the U-shaped bending portion 352;
the clutch shaft core 34, one end of which is inserted into the hollow portion 311, and the other end of which sequentially passes through the cover plate 39, the torsion spring seat 40 and the torsion spring 35 and then extends out, and the cross section shape of the clutch shaft core 34 is matched with the cross section shape of the hollow portion 311; preferably, as shown in fig. 6, the cross section 341 of the clutch core 34 is shaped as a ratchet wheel/gear, and the cross section of the hollow part 311 is matched with the cross section;
a spring 42' which is sleeved outside the clutch core 34 and the second output shaft 32, and one end of which is disposed in the adjustment seat 31;
a torsion spring seat cover 41' provided at an end of the torsion spring 35 for closing an end opening of the torsion spring seat 40 at an end remote from the cover plate 39, defining a position of the torsion spring 35 within the torsion spring seat 40;
and a positioning seat 36 detachably connected to the torsion spring seat cover 41';
the other end of the clutch core 34 sequentially passes through the cover plate 39, the torsion spring seat 40, the torsion spring 35 and the torsion spring seat cover 41' and then extends into the positioning seat 36.
Further, to enhance the overall stability of the structure, at least one clamping portion 391 is disposed at an end of the cover 39 away from the torsion spring 35, and at least one clamping hole 313 for clamping the clamping portion is disposed on the peripheral surface of the adjusting seat 31; meanwhile, for easy assembly and disassembly, at least one first protruding strip 314 and/or at least one first groove 315 are provided on the outer peripheral surface of the adjusting seat 31; at least one second protruding strip matched with the first protruding strip 315 and/or a second protruding strip matched with the first protruding strip are formed on the inner wall surface of the damping ring 38.
When the automatic driving device is used in an automatic state, a control signal is received through the control board 2, the control board 2 is connected with the battery assembly and then supplies power to the motor 1, the motor 1 is controlled to rotate in the driving tube 102, the driving tube 102 is driven to synchronously rotate through the first output shaft 11, a rolling curtain with one end connected to the driving tube 102 is put down, meanwhile, the driving tube 102 synchronously drives the second output shaft 32 and the clutch shaft core 34 to rotate, and further, the clutch shaft core 34 drives the torsion spring seat 40 to rotate, and the torsion spring 35 is driven to be twisted tightly through the rotation of the torsion spring seat 40;
when the roller shutter is used in a manual state, the roller shutter is pulled downwards manually, so that the driving pipe 102 synchronously drives the second output shaft 32 and the clutch shaft core 34 to rotate, and further, the clutch shaft core 34 drives the torsion spring seat 40 to rotate, so that the torsion spring 35 is driven to be twisted tightly; meanwhile, the control board 2 receives a control signal in the process of pulling the roller shutter, and thus the motor 1 is controlled to perform self-locking action, at this time, the torsion spring 35 which is twisted cannot release the twisting force, the driving tube 102 stops rotating, for example, if the roller shutter is manually pulled downwards continuously for more than a preset time (for example, 3 s) and then is released, the control board 2 receives the control signal, and controls the motor 1 to self-lock, the torsion spring 35 which is twisted cannot release the twisting force, the driving tube 102 stops rotating, and the roller shutter stops moving downwards; further, when the roller shutter is pulled down again by a person within a predetermined time (e.g., 1 s) and then released, the control board 2 cannot receive the control signal, and the motor 1 cannot be controlled to be self-locked, the torsion spring 35 which is tightly twisted releases the tightening force, so that the driving tube 102 is rapidly reversed, and the roller shutter is retracted upwards.
In summary, the roller shutter device of the present invention has two modes of manual and automatic use, and in the manual use mode, the roller shutter can be manually pulled down, so that the roller shutter can be controlled to retract/release at any position and at any time point.
The foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the invention are intended to be included within the scope of the invention.
Claims (6)
1. A roller shade device, comprising: a driving tube connected with the roller shutter; a driving member for driving the driving tube to rotate clockwise/counterclockwise, thereby rolling up/down a roll screen connected to the driving tube; characterized in that the roller shutter device further comprises: the clutch adjusting assembly is arranged inside the driving pipe and used for controlling the operation of the driving piece through clutch action;
the driving member includes: a motor; the control board is connected with the motor and used for controlling the motor to run; a battery assembly connected to the control board for supplying power to the motor through the control board; at least one first bearing; a first output shaft and a housing; the first bearing is sleeved outside the first output shaft, and the motor, the first bearing and the control board are all accommodated in the shell;
the clutch adjustment assembly includes:
the adjusting seat is arranged at one end, away from the driving piece, of the driving pipe;
a second output shaft having an internal hollow; the transmission end of the second output shaft extends out from one end of the adjusting seat;
at least one second bearing sleeved on the outer peripheral surface of the second output shaft, wherein each first bearing is arranged in the adjusting seat;
the bearing seat is sleeved outside the second bearing and is arranged in the adjusting seat;
the damping ring is sleeved outside the bearing seat;
the middle part of the cover plate is provided with an opening for closing an end opening at one end of the adjusting seat;
a torsion spring seat coaxially arranged with the cover plate;
a torsion spring provided in the torsion spring seat and capable of being twisted/loosened in the torsion spring seat;
one end of the clutch shaft core is inserted into the hollow part, and the other end of the clutch shaft core sequentially passes through the cover plate, the torsion spring seat and the torsion spring and then stretches out;
the spring is sleeved outside the clutch shaft core and the second output shaft, and one end of the spring is arranged in the adjusting seat;
the torsion spring seat cover is arranged at the end part of the torsion spring and is used for closing an end opening of one end of the torsion spring seat, which is far away from the cover plate, and limiting the position of the torsion spring in the torsion spring seat;
the positioning seat is detachably connected with the torsion spring seat cover;
one end of the cover plate, which is far away from the torsion spring, is provided with at least one clamping part, and the peripheral surface of the adjusting seat is provided with at least one clamping hole for clamping the clamping part;
at least one first raised line and/or at least one first groove are arranged on the peripheral surface of the adjusting seat; at least one second raised line matched with the first raised line and/or a second raised line matched with the first raised line are formed on the inner wall surface of the damping ring.
2. The roller shade device of claim 1, wherein the battery assembly comprises: a battery case detachably connected to an end of the housing remote from the first output shaft; and a battery detachably arranged in the battery box.
3. The rolling shutter device as claimed in claim 1, wherein a signal receiving device connected to the control board is further provided in the housing, the signal receiving device is used for receiving a remote control signal and transmitting it to the control board, and the control board controls the motor to operate according to the remote control signal.
4. The roller shutter device of claim 1, wherein the torsion spring is coiled by a sheet material, one end of the torsion spring is fixedly connected with a fixing member arranged in the torsion spring seat, and the other end of the torsion spring is fixedly connected with the torsion spring seat.
5. The roller shade device of claim 1, wherein the clutch core cross-sectional shape is ratchet-like/gear-like, and the hollow portion cross-sectional shape matches the clutch core cross-sectional shape.
6. A roller shade device as defined in any one of claims 1-5, further comprising: a mounting base; a bracket provided at an end of the mount; a bracket cover plate;
the brackets are arranged at the left end and/or the right end of the mounting seat, and each bracket is provided with a through hole; the two ends of the driving tube are provided with openings, and each opening is correspondingly communicated with a through hole; and the bracket cover plate is positioned at the outer side of a bracket and is used for sealing the through hole of the corresponding bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810139653.6A CN108166913B (en) | 2018-02-11 | 2018-02-11 | Rolling curtain device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810139653.6A CN108166913B (en) | 2018-02-11 | 2018-02-11 | Rolling curtain device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108166913A CN108166913A (en) | 2018-06-15 |
| CN108166913B true CN108166913B (en) | 2024-02-20 |
Family
ID=62514121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810139653.6A Active CN108166913B (en) | 2018-02-11 | 2018-02-11 | Rolling curtain device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108166913B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109779507A (en) * | 2019-03-24 | 2019-05-21 | 深圳市万氏窗饰有限公司 | It is a kind of can intelligent control lifting drive system |
| WO2021012555A1 (en) * | 2019-07-25 | 2021-01-28 | 夏勇 | Transmission clutch device for pickup truck tonneau cover |
| CN214330481U (en) * | 2021-03-18 | 2021-10-01 | 宁波森瑞机电技术有限公司 | Intelligent sunshade curtain with replaceable battery |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2563816Y (en) * | 2002-07-10 | 2003-07-30 | 华林 | Pipe shape motor with clutch device |
| CN203614013U (en) * | 2013-08-30 | 2014-05-28 | 吴诗舜 | Rolling gate control device |
| CN105164360A (en) * | 2013-04-15 | 2015-12-16 | 卢特龙电子公司 | Motorized window treatment with integrated accessible battery compartment |
| CN205577806U (en) * | 2016-04-25 | 2016-09-14 | 凌明明 | Multi -functional hidden rolling door machine |
| CN106193979A (en) * | 2016-08-29 | 2016-12-07 | 无锡市绿色情丝帘业有限公司 | A kind of torque force adjusting mechanism and structure of rolling thereof |
| CN207920500U (en) * | 2018-02-11 | 2018-09-28 | 浙江华尔特机电股份有限公司 | A kind of roller blind device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130220560A1 (en) * | 2012-02-23 | 2013-08-29 | Homerun Holdings Corporation | Roll type blind or shade system configured to be easily converted between motorized and manual operation |
-
2018
- 2018-02-11 CN CN201810139653.6A patent/CN108166913B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2563816Y (en) * | 2002-07-10 | 2003-07-30 | 华林 | Pipe shape motor with clutch device |
| CN105164360A (en) * | 2013-04-15 | 2015-12-16 | 卢特龙电子公司 | Motorized window treatment with integrated accessible battery compartment |
| CN203614013U (en) * | 2013-08-30 | 2014-05-28 | 吴诗舜 | Rolling gate control device |
| CN205577806U (en) * | 2016-04-25 | 2016-09-14 | 凌明明 | Multi -functional hidden rolling door machine |
| CN106193979A (en) * | 2016-08-29 | 2016-12-07 | 无锡市绿色情丝帘业有限公司 | A kind of torque force adjusting mechanism and structure of rolling thereof |
| CN207920500U (en) * | 2018-02-11 | 2018-09-28 | 浙江华尔特机电股份有限公司 | A kind of roller blind device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108166913A (en) | 2018-06-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108166913B (en) | Rolling curtain device | |
| EP2820226B1 (en) | Architectural covering having a drive mechanism | |
| US11002072B2 (en) | Spring system for roller blinds | |
| US10202802B2 (en) | Control of architectural opening coverings | |
| CN103108575B (en) | High efficiency roller shutter | |
| US9152032B2 (en) | High efficiency motorized roller screen and method of operation | |
| US8807196B2 (en) | Modular anti-reversible power spring apparatus and method | |
| US20140352897A1 (en) | Bottom Load Bracket For An Architectural Covering | |
| US6497267B1 (en) | Motorized window shade with ultraquiet motor drive and ESD protection | |
| US20130220560A1 (en) | Roll type blind or shade system configured to be easily converted between motorized and manual operation | |
| CN106437477A (en) | Method for Operating a Motorized Roller Shade | |
| EP1595056B1 (en) | Winding device | |
| CN209963905U (en) | Motor module and window assembly | |
| CN202039708U (en) | Tension device for a door window | |
| WO2023130692A1 (en) | Manual-automatic integrated sunshade blind | |
| JP4832902B2 (en) | Winding body structure with return spring of switchgear | |
| CN107816309B (en) | Rolling curtain adjusting bracket | |
| KR20210067347A (en) | Roll mosquito net with adjustable spring tension | |
| EP2466053A2 (en) | Cordless drive assembly | |
| KR20160033496A (en) | Awning operating apparatus | |
| EP3480416B1 (en) | Apparatus for the movement and control of a rolling shutter | |
| AU642755B2 (en) | A window opening device | |
| WO2001057352A1 (en) | Reduced-energy requiring rolling-mechanism | |
| EP1526248A3 (en) | Tape drum for a darkening device, like a roller shutter | |
| WO2021148480A1 (en) | Motorised roller blind actuation device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |