CN210902536U

CN210902536U - Electric curtain driving mechanism capable of being manually opened and closed

Info

Publication number: CN210902536U
Application number: CN201921532176.6U
Authority: CN
Inventors: 欧阳培光
Original assignee: Hangzhou Haishenghai Intelligence Network Technology Co ltd
Current assignee: Hangzhou Haishenghai Intelligence Network Technology Co ltd
Priority date: 2019-09-16
Filing date: 2019-09-16
Publication date: 2020-07-03
Anticipated expiration: 2029-09-16

Abstract

The utility model discloses a can manual electronic (window) curtain actuating mechanism who opens and shuts, which comprises a housin, drive mechanism and reversing mechanism, drive mechanism includes the universal driving shaft, first gear, the second gear, install at the first conical gear of universal driving shaft right-hand member and install the second conical gear at the universal driving shaft left end, be provided with 2 groups reversing mechanism in the casing, reversing mechanism includes the transmission shaft, first only speeding wheel and second only speeding wheel, the transmission shaft runs through the cylinder cover, the diamond-shaped piece is all installed to the side of first only speeding wheel and second only speeding wheel, install 2 groups of electromagnetic generator of symmetry on the bottom in the casing, install reversing mechanism on the electromagnetic generator, install the spring between electromagnetic generator and the first only speeding wheel, magnet is still installed to the bottom of first only speeding wheel, can order about 2 output shafts through single motor and independently rotate or independently stop.

Description

Electric curtain driving mechanism capable of being manually opened and closed

[ technical field ] A method for producing a semiconductor device

The utility model relates to a (window) curtain technical field especially relates to an electronic (window) curtain actuating mechanism that can manually open and shut.

[ background of the invention ]

With the rapid development of science and technology, the life concept of people is gradually changed, various household appliances are changed, curtains are no exception, the electric curtain can be opened and closed only by holding a remote control device, and the electric curtain is widely applied in developed countries such as Europe and America.

Patent document No. 201720832164X discloses a lifting device for a window curtain, including: motor and transmission, be the transmission between motor and the steel wire winding wheel and be connected, the winding has the steel wire on the steel wire winding wheel, the outer pulley is walked around to the steel wire, one side of outer pulley is provided with the spout, inside being provided with of spout is interior pulley, all twine same steel wire between interior pulley and the outer pulley, be connected with the worm on the motor, be equipped with the turbine on the worm, motor one side has control module through connecting wire electric connection, last information processor and the communication module of being provided with of control module, this hoisting device is provided with the remote controller, information processor and control module, a motor, be electric connection between remote controller and the communication module, but opening closure of remote control (window) curtain, and device simple structure is stable, it is not fragile, it is convenient simple to control.

The lifting device for the curtain uses the matching of the motor and the worm gear to carry out transmission, however, the worm gear has a self-locking function, so that the curtain cannot be directly and manually pulled open. In addition, most curtains on the market at present are connected with an output shaft through a transmission mechanism by a motor, and due to the resistance of the motor, a user can hardly pull the curtain manually, so that the living requirements of people can not be well met.

[ Utility model ] content

An object of the utility model is to provide a but electric window curtain actuating mechanism of manual opening and shutting through establish reversing mechanism in electric window curtain actuating mechanism, has solved the unable manually operation's of electric window curtain problem.

To achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides a manually openable electric curtain driving mechanism, which comprises a shell, a reversing mechanism and a speed-stopping clamping groove, wherein the left inner side of the shell is provided with 2 bosses in a vertically symmetrical manner, and the left inner side of the shell is also provided with 2 bosses in a vertically symmetrical manner, the bosses are provided with the speed-stopping clamping groove, the speed-stopping clamping groove comprises 2 trapezoidal platforms, the 2 trapezoidal platforms form an accommodating cavity, the bottom surface of one trapezoidal platform faces the accommodating cavity, and the bottom surface of the other trapezoidal platform faces away from the accommodating cavity; the shell is internally provided with 2 groups of reversing mechanisms, each reversing mechanism comprises a transmission shaft, a first stop wheel and a second stop wheel, the first stop wheel and the second stop wheel are fixedly arranged on the transmission shaft, and the side surfaces of the first stop wheel and the second stop wheel are both provided with diamond blocks; when the center line of the diamond block rotates to the vertical direction of the bottom surface of the trapezoidal table on the speed stopping clamping groove, the center line of the diamond block and the bottom surface of the trapezoidal table are in the same plane; the bottom in the casing is gone up the symmetry and is installed 2 electromagnetic generator groups, install reversing mechanism on the electromagnetic generator, install the spring between electromagnetic generator and the first only fast wheel, the lower extreme of transmission shaft passes in the spring inserts the electromagnetic generator, is equipped with the slip track on the top of electromagnetic generator, and the lower extreme of spring is connected with the slider of installing in the slip track, and the upper end of spring is connected with the bottom of first only fast wheel, and magnet is still installed to the bottom of first only fast wheel.

Preferably, the device also comprises a motor arranged in the shell, an output shaft of the motor is connected with a first gear, the first gear is meshed with a second gear, and the second gear is arranged on the linkage shaft.

Preferably, the transmission mechanism is arranged in the shell and comprises a linkage shaft, a first gear, a second gear, a first bevel gear arranged at the right end of the linkage shaft and a second bevel gear arranged at the left end of the linkage shaft, wherein the first bevel gear is meshed with the third bevel gear and the fourth bevel gear respectively, and the second bevel gear is meshed with the fifth bevel gear and the sixth bevel gear respectively.

Preferably, the inner sides of the left side and the right side of the shell are fixedly provided with connecting frames, cylindrical sleeves are fixedly arranged on the connecting frames, the cylindrical sleeves are hollow, the upper end and the lower end of the right cylindrical sleeve are respectively provided with a third bevel gear and a fourth bevel gear, and the upper end and the lower end of the left cylindrical sleeve are respectively provided with a fifth bevel gear and a sixth bevel gear.

Preferably, the transmission shaft penetrates through the cylindrical sleeve, the first stop pulley is positioned below the cylindrical sleeve, and the second stop pulley is positioned above the cylindrical sleeve.

Preferably, a toothed block is arranged at the upper end of the transmission shaft, two groups of output shafts are symmetrically arranged at the top of the shell through bearings, a toothed groove is formed in each output shaft, and the transmission shaft is connected with the output shafts through the matching of the toothed block and the toothed groove.

The utility model has the advantages that: the reversing mechanism is arranged in the electric curtain driving mechanism, so that the problem that the electric curtain cannot be manually operated is solved, and the curtain can be directly and manually opened and closed.

[ description of the drawings ]

Fig. 1 is a schematic combination diagram of a manually openable and closable motorized window shade driving mechanism according to an embodiment;

FIG. 2 is a schematic structural diagram of a reversing mechanism according to a first embodiment;

FIG. 3 is a schematic structural diagram of a first stop wheel according to a first embodiment;

FIG. 4 is a schematic structural diagram of a second flywheel according to the first embodiment;

fig. 5 is a schematic structural diagram of a stop slot according to an embodiment;

FIG. 6 is a front view of a stop slot provided in accordance with one embodiment;

FIG. 7 is a top view of a stop slot provided in accordance with one embodiment;

FIG. 8 is a schematic structural diagram of a transmission mechanism according to an embodiment;

FIG. 9 is a schematic structural diagram of a housing according to an embodiment;

FIG. 10 is a schematic view of an output shaft provided in accordance with one embodiment;

FIG. 11 is a schematic view of an operating state of the dual output motorized window treatment driving mechanism according to the first embodiment;

FIG. 12 is a schematic view of another operating mode of the dual output motorized window treatment drive mechanism according to the first embodiment;

FIG. 13 is a schematic view of yet another operating mode of a dual output motorized window treatment drive mechanism according to an exemplary embodiment;

FIG. 14 is a schematic view of a second detent wheel and a detent groove according to an embodiment;

FIG. 15 is a perspective view of FIG. 14;

fig. 16 is a schematic view of another state of the second stop pulley and the stop slot according to the first embodiment.

Description of the reference numerals

1. A housing; 2. a motor; 3. a first gear; 4. a second gear; 5. a linkage shaft; 6. a first bevel gear; 7. a second bevel gear; 8. a third bevel gear; 9. a fourth bevel gear; 10. a first stop wheel; 11. a fifth bevel gear; 12. a connecting frame; 13. a cylindrical sleeve; 14. a sixth bevel gear; 15. a boss; 16. a speed stop clamping groove; 17. a second flywheel; 18. a drive shaft; 19. an output shaft; 20. an electromagnetic generator; 21. diamond-shaped blocks; 22. a magnet; 23. a toothed block; 24. a trapezoidal table; 25. a spring; 26. a sliding track; 27. a tooth-shaped groove.

[ detailed description ] embodiments

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

The terms "first", "second", and the like in the present invention are used for convenience of description only to distinguish different constituent elements having the same name, and do not indicate a sequential or primary-secondary relationship.

Example one

Fig. 1 is a schematic combination diagram of a manually openable and closable electric curtain driving mechanism according to a first embodiment of the present invention, which includes a housing 1, a reversing mechanism and a speed-stopping clamping groove 16, and with reference to fig. 2, 2 sets of reversing mechanisms are disposed in the housing 1, each reversing mechanism includes a transmission shaft 18, a first speed-stopping wheel 10 and a second speed-stopping wheel 17, and the first speed-stopping wheel 10 and the second speed-stopping wheel 17 are fixedly mounted on the transmission shaft 18.

Specifically, referring to fig. 3 and 4, diamond blocks 21 are mounted on the sides of the first and second

idle wheels

10 and 17.

With reference to fig. 1, 2 and 9, 2 sets of electromagnetic generators 20 are symmetrically installed on the inner bottom of the housing 1, a reversing mechanism is installed on the electromagnetic generators 20, a spring 25 is installed between the electromagnetic generator 20 and the first stop wheel 10, the lower end of the transmission shaft 18 penetrates through the spring 25 and is inserted into the electromagnetic generator 20, a sliding rail 26 is installed on the top of the electromagnetic generator 20, the lower end of the spring 25 is connected with a slider installed in the sliding rail 26, the upper end of the spring 25 is connected with the bottom of the first stop wheel 10, when the first stop wheel 10 rotates, the spring 25 connected with the first stop wheel 10 also rotates along with the first stop wheel 10, a magnet is also installed at the bottom of the first stop wheel 10, and the electromagnetic generators 20 can generate magnetic force and the generated magnetic force can attract or repel the magnet.

Referring to fig. 9, the left inner side of the housing 1 is provided with 2 bosses 15 in a vertically symmetrical manner, and similarly, the right inner side of the housing 1 is provided with 2 bosses 15 in a vertically symmetrical manner, and the bosses 15 are provided with stop slots 16.

Referring to fig. 5, 6 and 7, the stop slot 16 includes 2 trapezoidal platforms 24, and the 2 trapezoidal platforms 24 form a cavity, where a bottom surface of one of the trapezoidal platforms faces the cavity and a bottom surface of the other trapezoidal platform faces away from the cavity.

Referring to fig. 14, 15 and 16, it can be understood that when the diamond 21 rotating with the first stop wheel or the second stop wheel passes in the vertical direction of the trapezoidal platform 24, the bottom surface of the trapezoidal platform is in the same plane as the bottom line of the diamond for allowing the diamond 21 to enter the cavity of the stop catch groove 16.

With continued reference to fig. 1, a transmission mechanism is further installed in the housing 1, the transmission mechanism includes a linkage shaft 5, a first gear 3, a second gear 4, a first bevel gear 6 installed at the right end of the linkage shaft 5, and a second bevel gear 7 installed at the left end of the linkage shaft 5, the first bevel gear 6 is respectively engaged with a third bevel gear 8 and a fourth bevel gear 9, and the second bevel gear 7 is respectively engaged with a fifth bevel gear 11 and a sixth bevel gear 14.

Referring to fig. 12, the inner sides of the left and right sides of the casing 1 are respectively provided with a connecting frame 12, the connecting frame 12 is provided with a cylindrical sleeve 13, the cylindrical sleeve 13 is hollow, the upper end of the cylindrical sleeve on the left side is provided with a third bevel gear 8, the lower end of the cylindrical sleeve on the left side is provided with a fourth bevel gear 9, the upper end of the cylindrical sleeve on the right side is provided with a fifth bevel gear 11, and the lower end of the cylindrical sleeve on the right side is provided with a sixth bevel gear 14.

With continued reference to fig. 1, the first freewheel 10 is located below the cylindrical sleeve 13, the second freewheel 17 is located above the cylindrical sleeve, and the drive shaft 18 passes through the cylindrical sleeve, wherein the drive shaft 18 can move up and down and can also rotate within the cylindrical sleeve.

The shell 1 is also internally provided with a motor 2, an output shaft of the motor 2 is connected with a first gear 3, the first gear 3 is meshed with a second gear 4, the second gear 4 is arranged on a linkage shaft 5, and the linkage shaft 5 transmits the power of the motor 2.

Furthermore, a tooth-shaped block 23 is arranged at the upper end of the transmission shaft 18, two groups of output shafts 19 are symmetrically arranged at the top of the shell 1 through bearings, a tooth-shaped groove 27 is formed in each output shaft 19, and the transmission shaft 18 is connected with the output shafts 19 through the matching of the tooth-shaped block 23 and the tooth-shaped groove 27.

As shown in fig. 10, fig. 10 is a schematic view illustrating an operating state of the dual-output electric curtain driving mechanism according to the first embodiment, a first stop wheel 10 on the left is located below the stop slot 16 on the lower left, a second stop wheel 10 on the left is located above the stop slot 16 on the upper left, a first stop wheel 10 on the right is located below the stop slot 16 on the lower right, and a second stop wheel 10 on the right is located above the stop slot 16 on the upper right, where the dual-output electric curtain driving mechanism is in an initial state, after the motor is started, the output shafts 19 on the left and right sides are not rotated, and the spring 25 is in a free state.

Referring to fig. 11, when the cloth curtain and the yarn curtain need to be driven simultaneously, the motor 2 is started first, the motor 2 drives the transmission mechanism to work through the first gear 3 and the second gear 4, and then the left driving electromagnetic generator 20 is controlled to generate a magnetic force repelling the left first stop wheel 10, so that the left first stop wheel 10 moves upwards until the left first stop wheel is attached to the fifth bevel gear 11, at this time, the fifth bevel gear 11 drives the left first stop wheel 10 to rotate, the left transmission shaft 18 rotates along with the rotation of the left first stop wheel 10, and the left transmission shaft 18 further drives the left output shaft 19 to rotate.

Similarly, the right driving electromagnetic generator 20 is controlled to generate magnetic force attracting the right first stop gear 10, so that the right first stop gear 10 moves downwards, the second stop gear 17 moves downwards simultaneously until clinging to the fourth bevel gear 9, at this time, the fourth bevel gear 9 drives the right second stop gear 17 to rotate, the right transmission shaft 18 rotates along with the right second stop gear 17, the right transmission shaft 18 further drives the right output shaft 19 to rotate, and at this time, the rotation directions of the left and right output shafts 19 are consistent.

When it is necessary to stop one of the cloth curtain or the yarn curtain, with reference to fig. 12, fig. 12 is a schematic view of still another operating state of the dual-output motorized window treatment driving mechanism provided in the first embodiment, and the operating state of the dual-output motorized window treatment driving mechanism from fig. 11 to fig. 12 is as follows: the left electromagnetic generator 20 is kept working, the left output shaft 19 is kept rotating, the right electromagnetic generator 20 is stopped working, and finally the right output shaft 19 stops rotating.

Specifically, the right electromagnetic generator 20 is controlled to stop working, so that the right electromagnetic generator stops generating magnetic force attracting the right first stop wheel 10, under the action of the right spring 25, the right first stop wheel 10 moves upward until the right spring 25 returns to a free state and stops moving, the right second stop wheel 17 synchronously performs reset movement while the right first stop wheel 10 moves, the right second stop wheel 17 passes through the right upper stop slot 16 in the upward reset process, and with reference to fig. 14, 15 and 16, the reset process of the right second stop wheel 17 is as follows: the diamond block 21 on the rotating second stopping wheel 17 rotates along with the rotation, before the diamond block 21 enters the stopping clamping groove 16, when the central line of the diamond block 21 rotates to the lower part of the bottom surface of the trapezoidal platform 24 on the stopping clamping groove 16, the central line of the diamond block 21 and the bottom surface of the trapezoidal platform 24 are in the same plane, at the moment, if the central line of the diamond block 21 rotates to the bottom surface of the trapezoidal platform 24, the diamond block 21 is clamped into the containing cavity of the stopping clamping groove 16 by the trapezoidal platform 24, and the containing cavity limits the rotation of the second stopping wheel 17 to reduce the speed and finally stop the rotation; if the midline of the diamond-shaped block 21 is not caught in the cavity of the detent groove 16 but outside the detent groove 16, the trapezoidal platform 24 will also prevent the diamond-shaped block 21 from rotating, eventually stopping the second detent wheel 17.

The effect of the speed stopping clamping groove is to stop the rotation of the first speed stopping wheel or the second speed stopping wheel after passing through the speed stopping clamping groove, so that the transmission shaft which is separated from the power support can be quickly stopped, and the stopping action of the output shaft is realized. In the reset state, the transmission shaft 18 is not restrained in the rotation direction, so that the electric curtain can be easily pulled when the power is off or the curtain is expected to be manually pulled.

It will be appreciated that the different combinations of the 2 sets of switch mechanisms allow the motorized window treatment to have 9 different operating states, which will not be described in detail herein.

The foregoing is only a preferred embodiment of the present invention and the technical principles applied thereto. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims

1. The utility model provides a but electric window curtain actuating mechanism of manual switching which characterized in that: the device comprises a shell, a reversing mechanism and a speed stopping clamping groove, wherein 2 bosses are symmetrically arranged on the left inner side of the shell from top to bottom, and similarly, 2 bosses are symmetrically arranged on the right inner side of the shell from top to bottom;

the shell is internally provided with 2 groups of reversing mechanisms, each reversing mechanism comprises a transmission shaft, a first stop wheel and a second stop wheel, the first stop wheel and the second stop wheel are fixedly arranged on the transmission shaft, and the side surfaces of the first stop wheel and the second stop wheel are both provided with diamond blocks;

when the center line of the diamond block rotates to the vertical direction of the bottom surface of the trapezoidal table on the speed stopping clamping groove, the center line of the diamond block and the bottom surface of the trapezoidal table are in the same plane;

the bottom in the casing is gone up the symmetry and is installed 2 electromagnetic generator groups, install reversing mechanism on the electromagnetic generator, install the spring between electromagnetic generator and the first only fast wheel, the lower extreme of transmission shaft passes in the spring inserts the electromagnetic generator, is equipped with the slip track on the top of electromagnetic generator, and the lower extreme of spring is connected with the slider of installing in the slip track, and the upper end of spring is connected with the bottom of first only fast wheel, and magnet is still installed to the bottom of first only fast wheel.

2. The manually openable and closable motorized window treatment driving mechanism according to claim 1, further comprising: the motor is arranged in the shell, an output shaft of the motor is connected with the first gear, the first gear is meshed with the second gear, and the second gear is arranged on the linkage shaft.

3. The manually openable and closable motorized window treatment driving mechanism according to claim 1, further comprising: the transmission mechanism comprises a linkage shaft, a first gear, a second gear, a first bevel gear arranged at the right end of the linkage shaft and a second bevel gear arranged at the left end of the linkage shaft, wherein the first bevel gear is meshed with a third bevel gear and a fourth bevel gear respectively, and the second bevel gear is meshed with a fifth bevel gear and a sixth bevel gear respectively.

4. The manually openable and closable motorized window treatment driving mechanism according to claim 3, further comprising: the connecting frames are fixedly arranged on the inner sides of the left side and the right side of the shell, the cylindrical sleeves are fixedly arranged on the connecting frames and are hollow, the upper end and the lower end of the cylindrical sleeve on the right side are respectively provided with a third bevel gear and a fourth bevel gear, and the upper end and the lower end of the cylindrical sleeve on the left side are respectively provided with a fifth bevel gear and a sixth bevel gear.

5. The manually openable and closable motorized window treatment driving mechanism according to claim 4, wherein: the transmission shaft penetrates through the cylindrical sleeve, the first stop wheel is positioned below the cylindrical sleeve, and the second stop wheel is positioned above the cylindrical sleeve.

6. The manually openable and closable motorized window treatment driving mechanism according to claim 1, further comprising: the upper end of transmission shaft is equipped with the tooth-shaped piece, the top of casing is through the symmetrical two sets of output shafts that install of bearing, be equipped with the tooth-shaped groove in the output shaft, the transmission shaft is connected with the output shaft through the cooperation in tooth-shaped piece and tooth-shaped groove.