CN217028731U - Electric day and night curtain - Google Patents
Electric day and night curtain Download PDFInfo
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- CN217028731U CN217028731U CN202121321483.7U CN202121321483U CN217028731U CN 217028731 U CN217028731 U CN 217028731U CN 202121321483 U CN202121321483 U CN 202121321483U CN 217028731 U CN217028731 U CN 217028731U
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Abstract
The utility model discloses an electric day and night curtain, which comprises: the electric day and night curtain comprises a first beam, a first honeycomb curtain, a second beam and a second honeycomb curtain which are sequentially connected; the driving device comprises a first coiler, a second coiler and a third coiler, wherein the first coiler is connected with the first cross beam; a second reel connected to the second cross beam; the first driving motor is in transmission connection with the first winder and is used for driving the first winder to rotate; and the second driving motor is in transmission connection with the second winder and is used for driving the second winder to rotate. According to the electric day and night curtain, the first driving motor and the second driving motor are arranged to respectively control the first winder and the second winder, so that a user can respectively control the heights of the first cross beam and the second cross beam, and further respectively control the opening degrees of the first honeycomb curtain and the second honeycomb curtain, and a personalized illumination effect is obtained.
Description
Technical Field
The utility model relates to the field of curtains, in particular to an electric day and night curtain.
Background
The traditional electric honeycomb curtain products generally only have one fabric, and only can select light-transmitting or shading fabrics, so that the shading effect is single. If a plurality of shading effects are needed, a plurality of layers of fabrics are needed and the penguin is driven by a plurality of driving devices, so that the whole thickness of the electric honeycomb curtain is increased, and the cost is increased.
Therefore, chinese patent CN106136819B discloses a device for an electric day and night curtain, which comprises a motor, a reel, a long pull rope, a short pull rope, a stroke controller, a day curtain, a night curtain, an electric upper groove, a night curtain lower groove and a day curtain lower groove, wherein the electric upper groove, the night curtain lower groove and the day curtain are sequentially connected from top to bottom. The device is through presetting the winding way of long stay cord and short stay cord on the spool for slot under the night curtain and slot under the day curtain move according to the route of predetermineeing, and then make day curtain or night curtain open or close. However, the night shade lower slot and the day shade lower slot of the electric day and night shade with the structure can only move according to a preset program, and a user cannot control the opening ratio of the day shade and the night shade according to needs, so that the electric day and night shade is inconvenient to use.
SUMMERY OF THE UTILITY MODEL
The utility model provides an electric day and night curtain, which aims to solve the problem that the opening degree of the day curtain or the night curtain cannot be freely adjusted in the conventional electric day and night curtain.
The electric day and night curtain provided by the utility model comprises:
a drive shaft;
the first driving device is in driving connection with the transmission shaft;
a first winding assembly is arranged on the transmission shaft, and the first winding assembly and the transmission shaft synchronously rotate under the action of a first driving device;
the transmission shaft is also provided with a second winding assembly, the second winding assembly is in driving connection with a second driving device, and under the action of the second driving device, the second winding assembly rotates around the transmission shaft;
this electronic day night curtain still includes: the first beam is connected with the first winding assembly, the second beam is connected with the second winding assembly, the first honeycomb blind is arranged between the first beam and the second beam, and the first honeycomb blind is connected between the upper groove and the second beam.
According to the electric day and night curtain, the first driving device and the second driving device are arranged to respectively control the first winding assembly and the second winding assembly to rotate, so that a user can respectively control the heights of the first cross beam and the second cross beam, and further respectively control the opening degrees of the first honeycomb curtain and the second honeycomb curtain, and personalized illumination effects are obtained. And will first winder subassembly and the coaxial setting of second winder subassembly, practice thrift the space, reduce the volume of electronic day night curtain.
Further, first book line subassembly includes first book line ware, and is in the both ends of transmission shaft all are provided with first book line ware.
Further, the first driving device comprises a first driving motor and a first transmission mechanism in driving connection with the first driving motor, and the first transmission mechanism is connected to one end of the transmission shaft.
Further, the second winding wire assembly comprises a second winding wire reel, and the second winding wire reel is provided with an axial through hole which is axially communicated.
Furthermore, the second driving device comprises a second transmission mechanism and a second driving motor, one end of the second transmission mechanism is connected with the second driving motor, and the other end of the second transmission mechanism is connected with the second winder.
Further, the second driving device comprises two second transmission mechanisms,
the second winding assembly comprises two second reels, and a second transmission mechanism is correspondingly connected with one second reel;
the two second transmission mechanisms coaxially rotate.
Furthermore, the second driving device comprises two second driving motors, one second driving motor is correspondingly connected with one second transmission mechanism, and a synchronous rotating shaft is connected between the two second transmission mechanisms.
Further, the upper groove is internally provided with a first containing space and a second containing space which are distributed up and down, wherein,
the transmission shaft, the first winding assembly and the second winding assembly are arranged in the second accommodating space; a driving motor is arranged in the first accommodating space.
Further, the electric day and night curtain further comprises a controller, and the controller is electrically connected with the first driving device and the second driving device; the controller is used for acquiring the first movement signal and the second movement signal and is based on
The first driving device is driven by the first movement signal, and the second driving device is driven according to the second movement signal.
The electric day and night curtain further comprises an encoder, wherein the encoder is connected with the driving motors in the first driving device and the second driving device and is used for acquiring the number of rotation turns and the rotation direction of the driving motors;
the encoder is electrically connected with the controller, the controller determines the real-time positions of the first cross beam and the second cross beam according to the rotation turns and the rotation direction acquired by the encoder, calculates the dynamic distance between the first cross beam and the second cross beam, and drives the motor to rotate when the dynamic distance is smaller than a preset safety distance range until the dynamic distance is larger than or equal to the preset safety distance.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model and do not constitute a limitation of the utility model. In the drawings:
FIG. 1 is a longitudinal cross-sectional view of an electric night shade of the present invention (with the first cellular shade and the second cellular shade hidden);
FIG. 2 is a longitudinal cross-sectional view of the motorized day and night shade of the present invention;
FIG. 3 is an enlarged view at B in FIG. 1;
fig. 4 is an enlarged view at a in fig. 1.
Wherein: 1. a transmission shaft, 2, a first driving device, 3, a first winding assembly, 4, a second winding assembly, 5, a second driving device, 6, a first beam, 7, a second beam, 8, a first honeycomb curtain, 9, a second honeycomb curtain, 10, an upper groove, 21, a first driving motor, 22, a first transmission mechanism, 31, a first winding device, 32, a first pull rope, 41, a second winding device, 42, a second pull rope, 51, a second driving motor, 52, a second transmission mechanism, 101, a first accommodating space, 102, a second accommodating space, 221, a driving gear, 222, a driven gear, 223 and a transmission gear.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1, the electric day and night curtain of the present invention comprises: a transmission shaft 1; a first driving device 2 in driving connection with the transmission shaft 1; the transmission shaft 1 is provided with a first wire winding assembly 3, and under the action of a first driving device 2, the first wire winding assembly 3 and the transmission shaft 1 synchronously rotate.
The transmission shaft 1 is further provided with a second winding assembly 4, the second winding assembly 4 is in driving connection with a second driving device 5, and under the action of the second driving device 5, the second winding assembly 4 rotates around the transmission shaft 1.
As shown in fig. 2, the electric day and night curtain further includes: a first beam 6 connected to the first winding wire assembly 3, a second beam 7 connected to the second winding wire assembly 4, a first cellular shade 8 disposed between the first and second beams, and a first cellular shade 8 connected between the upper tank 10 and the second beam 7. The first cellular shade 8 and the second cellular shade 9 are cellular shades made of different materials or with different light transmittances.
According to the electric day and night curtain, the first driving device 2 and the second driving device 5 are arranged to respectively control the first winding assembly 3 and the second winding assembly 4 to rotate, so that a user can respectively control the heights of the first cross beam 6 and the second cross beam 7, and further respectively control the opening degrees of the first honeycomb curtain 8 and the second honeycomb curtain 9, and personalized illumination effects are obtained. And with first winder 31 subassembly and the coaxial setting of second winder 41 subassembly, practice thrift the space, reduce the volume of electronic day night curtain.
Specifically, as shown in fig. 1, the first winding assembly 3 includes a first winder 31, the second winding assembly 4 includes a second winder 41, and the first winder 31 is in transmission connection with the transmission shaft 1. The second reel 41 has an axial through hole axially penetrating therethrough, the inner diameter of the axial through hole is larger than the outer diameter of the transmission shaft 1, and the transmission shaft 1 penetrates the second reel 41. Therefore, even if the first winding assembly 3 and the second winding assembly 4 are coaxially disposed, the transmission shaft 1 does not interfere with the independent rotation of the first winding unit 31 when the first winding unit 31 is rotated.
In the present embodiment, the first winder 31 is provided at both ends of the drive shaft 1. The first reel 31 is wound with a first rope 32, and the first rope 32 is connected to the first beam 6. All set up first coiler 31 at transmission shaft 1 both ends, can pull up or put down the both ends of first crossbeam 6 in step, make the removal of first crossbeam 6 more steady.
In this embodiment, the second wire winding assembly 4 includes two second wire winders 41. The second reel 41 is wound with a second pull rope 42, and the second pull rope 42 is connected to the second cross member 7. Two second reels 41 are arranged, so that two ends of the second cross beam 7 can be synchronously pulled up or put down, and the second cross beam 7 can move more stably.
As shown in fig. 3, the first driving device 2 includes a first driving motor 21, and a first transmission mechanism 22 in driving connection with the first driving motor 21, wherein the first transmission mechanism 22 is connected to one end of the transmission shaft 1. Due to the arrangement of the transmission shaft 1, the first winders 31 at the two ends of the transmission shaft 1 can rotate simultaneously by only one first driving device 2, and the synchronism is better.
As shown in fig. 4, the second driving device 5 includes a second transmission mechanism 52 and a second driving motor 51, and one end of the second transmission mechanism 52 is connected to the second driving motor 51, and the other end is connected to the second reel 41. The second driving device 5 comprises two second transmission mechanisms 52, and one second transmission mechanism 52 is correspondingly connected with one second reel 41; the two second transmission mechanisms 52 rotate coaxially. As shown in fig. 4, in the present embodiment, the connection portions of the two second reels 41 and the second transmission mechanism 52 are disposed relatively close to each other, so that the two second transmission mechanisms 52 can be disposed close to each other, and the space occupied by the second driving device 5 in the horizontal direction is reduced.
Specifically, the first transmission mechanism 22 at least includes a driving gear 221 disposed on the first driving motor 21 and a driven gear 222 disposed on the first winder 31, and the driving gear 221 and the driven gear 222 may be connected through a transmission gear 223 or may be connected through a chain transmission. The specific structure of the second transmission mechanism 52 is the same as that of the first transmission mechanism 22, and is not described in detail here.
As shown in fig. 2, the upper tank 10 has a first accommodating space 101 and a second accommodating space 102 distributed up and down, wherein the transmission shaft 1, the first winding assembly 3 and the second winding assembly 4 are arranged in the second accommodating space 102; a driving motor is disposed in the first receiving space 101, and preferably, the first driving motor 21 and the second driving motor 51 are coaxially disposed.
By coaxially arranging the first reel assembly 3 and the second reel 41 assembly and coaxially arranging the first driving motor 21 and the second driving motor 51, the height of the first accommodating space 101 and the height of the second accommodating space 102 required in the vertical direction are reduced, namely the overall height of the upper groove 10 is reduced, the external space required for installing the upper groove 10 is reduced, and the electric day and night curtain is more attractive.
A battery, a controller, an encoder, and the like are further disposed in the first accommodating space 101. The first driving motor 21 and the second driving motor 51 are both connected with encoders, the encoders are used for acquiring the rotation turns and the rotation direction of the first driving motor 21 and the second driving motor 51 and feeding back the rotation turns and the rotation direction to the controller, and the controller calculates the actual positions and the actual moving direction of the first cross beam 6 and the second cross beam 7 according to the rotation turns and the rotation direction of the first driving motor 21 and the second driving motor 51. The controller is further connected with the first driving motor 21 and the second driving motor 51, and is used for controlling the first driving motor 21 and the second driving motor 51 to work.
The encoder is preferably an absolute value encoder, and the initial positions of the first cross beam 6 and the second cross beam 7 are prevented from being reset after the power failure is recovered.
The control method of the electric day and night curtain comprises the following steps:
s1: acquiring a moving signal, wherein the moving signal comprises a first moving signal and a second moving signal;
s2: driving the first beam to move up and down according to the first movement signal, and driving the second beam to move up and down according to the second movement signal;
s3: acquiring a dynamic distance between the first cross beam and the second cross beam in real time;
s4: judging whether the dynamic distance is smaller than a preset safety distance range or not;
and if so, controlling the first beam and the second beam to move until the dynamic distance is greater than or equal to the preset safety distance.
The electric day and night curtain can respectively adjust the opening degree of the first honeycomb curtain and the second honeycomb curtain according to the requirements of users, and meets the individual requirements of different users. And the collision of the first cross beam and the second cross beam is avoided by monitoring the distance between the first cross beam and the second cross beam in real time.
The following describes the steps of the control method of the electric day and night curtain according to the embodiment of the present invention in detail:
step S1: acquiring a moving signal, wherein the moving signal comprises a first moving signal and a second moving signal.
In particular, in some embodiments, an operation panel is arranged on the electric day and night curtain, and an operation button is arranged on the operation panel, the method of the embodiment of the utility model can detect the pressing operation acted on the operation panel, acquire the moving signal,
in other embodiments, the method of the embodiment of the utility model can detect the pressing operation acting on the handheld device in communication with the electric day and night shade to acquire the moving signal.
Step S2: the first beam is driven to move according to the first movement signal or the second beam is driven to move according to the second movement signal.
Specifically, in some embodiments, the first moving signal includes a first up moving signal and a first down moving signal, and the operation buttons include a first up button and a first down button; the user generates a first up moving signal by pressing the first up button and generates a first down moving signal by pressing the first down button, thereby moving the first beam up and down.
The second moving signal comprises a second uplink moving signal and a second downlink moving signal, and the operation button comprises a second uplink button and a second downlink button; the user generates a second up moving signal by pressing the second up button and generates a second down moving signal by pressing the second down button, thereby moving the second beam up and down.
Step S3: and acquiring the positions of the first beam and the second beam in real time.
As mentioned above, the first encoder and the second encoder record the number of rotation turns of the first driving motor and the second driving motor in real time, so that the controller can acquire the positions of the first beam and the second beam in real time.
Step S4: judging whether the dynamic distance is smaller than a preset safety distance range or not; and if so, controlling the first beam and the second beam to move until the dynamic distance is greater than or equal to the preset safety distance.
The method specifically comprises the following steps:
if the moving signal is a first moving signal and the real-time distance between the first cross beam and the second cross beam is smaller than the preset safety distance, driving the second cross beam to move along the direction same as the current moving direction of the first cross beam;
and if the moving signal is a second moving signal and the real-time distance between the first beam and the second beam is smaller than the preset safety distance, driving the first beam to move along the direction same as the current moving direction of the second beam.
For example, when the first and second beams are both stationary, the user presses the first up button and the first beam moves upward. When the distance between the first cross beam and the second cross beam is smaller than the preset safety distance, the controller drives the second driving motor to rotate, so that the second cross beam moves upwards.
For example, when the first beam moves upward, the user presses the second down button and the second beam moves downward past. When the distance between the first cross beam and the second cross beam is smaller than the preset safety distance, the controller drives the first driving motor to decelerate, stop and rotate reversely, so that the first cross beam moves downwards, and the first cross beam and the second cross beam are prevented from colliding.
In other embodiments, when the dynamic distance is smaller than the preset safe distance range, the first beam and the second beam are controlled to stop so as to avoid collision between the first beam and the second beam.
Wherein, the acquiring of the dynamic distance between the first beam and the second beam specifically comprises:
acquiring real-time positions of a first cross beam and a second cross beam;
and calculating the dynamic distance between the first beam and the second beam according to the real-time positions of the first beam and the second beam.
A user inputs signals through an operation panel or a handheld device in communication connection with the electric day and night curtain, and the first cross beam and the second cross beam move according to the input signals to drive the first cellular curtain or the second cellular curtain to open and close, so that day and night curtains with different opening degrees are obtained. The electric day and night curtain can automatically avoid the collision of the first cross beam and the second cross beam with each other and the collision of the first cross beam and the second cross beam with the window frame, and has higher safety performance and user experience.
In the description of the present invention, it is to be understood that the terms "vertical", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the scope of the present invention.
If the terms "first," "second," etc. are used herein to define parts, those skilled in the art will recognize that: the use of "first" and "second" is merely for convenience in describing the utility model and to simplify the description, and the words are not intended to have a special meaning unless otherwise stated.
The present invention is not limited to the embodiments, and various modifications and variations of the present invention are intended to be included within the scope of the claims and the equivalent technical scope of the present invention if they do not depart from the spirit and scope of the present invention.
Claims (10)
1. An electric day and night curtain, comprising:
a drive shaft;
the first driving device is in driving connection with the transmission shaft;
a first wire winding assembly is arranged on the transmission shaft, and the first wire winding assembly and the transmission shaft synchronously rotate under the action of a first driving device;
the transmission shaft is also provided with a second winding assembly, the second winding assembly is in driving connection with a second driving device, and the second winding assembly rotates around the transmission shaft under the action of the second driving device;
this electronic day night curtain still includes: the first beam is connected with the first winding assembly, the second beam is connected with the second winding assembly, the first honeycomb blind is arranged between the first beam and the second beam, and the first honeycomb blind is connected between the upper groove and the second beam.
2. The motorized day and night curtain of claim 1, wherein:
first book line subassembly includes first book line ware, and is in the both ends of transmission shaft all are provided with first book line ware.
3. The motorized day and night curtain of claim 1, wherein:
the first driving device comprises a first driving motor and a first transmission mechanism in driving connection with the first driving motor, and the first transmission mechanism is connected to one end of the transmission shaft.
4. The motorized day and night curtain of claim 1, wherein:
the second winding assembly comprises a second winder, and the second winder is provided with an axial through hole which is axially communicated.
5. Motorized day and night shade according to claim 1, wherein
The second driving device comprises a second transmission mechanism and a second driving motor, one end of the second transmission mechanism is connected with the second driving motor, and the other end of the second transmission mechanism is connected with the second winder.
6. Electric day and night curtain as claimed in claim 5, wherein
The second driving device comprises two second transmission mechanisms,
the second winding assembly comprises two second reels, and a second transmission mechanism is correspondingly connected with one second reel;
the two second transmission mechanisms coaxially rotate.
7. The motorized day and night curtain of claim 6, wherein the motorized day and night curtain is a single-piece structure
The second driving device comprises two second driving motors, one second driving motor is correspondingly connected with one second transmission mechanism, and a synchronous rotating shaft is connected between the two second transmission mechanisms.
8. The motorized day and night curtain of claim 1, wherein:
the upper groove is internally provided with a first containing space and a second containing space which are distributed up and down, wherein,
the transmission shaft, the first winding assembly and the second winding assembly are arranged in the second accommodating space; a driving motor is arranged in the first accommodating space.
9. The motorized day and night curtain of claim 1, wherein:
the electric day and night curtain also comprises a controller, and the controller is electrically connected with the first driving device and the second driving device; the controller is used for acquiring a first movement signal and a second movement signal, driving the first driving device according to the first movement signal and driving the second driving device according to the second movement signal.
10. The motorized day and night curtain of claim 9, wherein:
the electric day and night curtain also comprises an encoder, wherein the encoder is connected with the driving motors in the first driving device and the second driving device and is used for acquiring the number of rotation turns and the rotation direction of the driving motors;
the encoder is electrically connected with the controller, the controller determines the real-time positions of the first cross beam and the second cross beam according to the rotation turns and the rotation direction acquired by the encoder, calculates the dynamic distance between the first cross beam and the second cross beam, and drives the motor to rotate when the dynamic distance is smaller than a preset safety distance range until the dynamic distance is larger than or equal to the preset safety distance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121321483.7U CN217028731U (en) | 2021-06-11 | 2021-06-11 | Electric day and night curtain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121321483.7U CN217028731U (en) | 2021-06-11 | 2021-06-11 | Electric day and night curtain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217028731U true CN217028731U (en) | 2022-07-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121321483.7U Active CN217028731U (en) | 2021-06-11 | 2021-06-11 | Electric day and night curtain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217028731U (en) |
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2021
- 2021-06-11 CN CN202121321483.7U patent/CN217028731U/en active Active
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