CN219417978U - Two-way slewer of curtain - Google Patents

Abstract

The utility model relates to the technical field of projection display equipment, and particularly discloses a curtain bidirectional rotating device, which comprises an upper beam and a lower beam which are fixed on the upper edge and the lower edge of a curtain, a conveyor belt which is connected between the same side ends of the upper beam and the lower beam, a reel, a rotating wheel, a rotating shaft and a power device, wherein one side of the curtain connected with the upper beam bypasses the reel, one end of the conveyor belt connected with the lower beam bypasses the rotating wheel, the rotating wheel is connected with the rotating shaft, the rotating shaft is connected with the power device, and the power device drives the curtain to move anticlockwise or clockwise. The hidden frame can be made thinner, and the curtain can be used as a decorative picture when not projected, so that the curtain is attractive; the curtain is provided with the tensioning mechanism, so that the curtain can be kept in a flat and tensioned device all the time, and the effect is better no matter the projection or decoration is carried out; the product is opened and closed and is automatically controlled by the USB power supply state, when the laser television host is opened, the curtain automatically rises, and when the laser host is closed, the curtain automatically falls down.

Description

Two-way slewer of curtain

Technical Field

The utility model belongs to the technical field of projection display equipment, and particularly relates to a curtain bidirectional rotating device.

Background

At present, a plurality of families have laser televisions and projection curtains, the technology of combining two products in the current market is that the curtain adopts a roller shutter structure, when a user watches the television, the roller shutter is rolled up, the curtain is not used, and when the user needs to project, the user can put down the roller shutter to shield the television. The defects are mainly two points: firstly, the projection of the scroll part above the television is higher, and the periphery is asymmetric when the scroll part is used as a decorative picture frame, so that the television is not attractive. Secondly, the roller blind lacks a tensioning mechanism, the curtain printed with the decorative painting is not smooth enough, the film watching effect is affected, and the curtain is used as the decorative effect of the decorative painting.

Disclosure of Invention

The utility model aims to provide a curtain bidirectional rotating device so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a two-way slewer of curtain, includes the entablature, the bottom end rail of fixing at curtain upper edge and bottom end rail, connects the conveyer belt between entablature, the bottom end rail homonymy tip, still includes spool, runner, pivot, power device, the spool is walked around to one side that the curtain connects the entablature, the runner is walked around to the one end that the conveyer belt is connected the bottom end rail, the pivot is connected to the runner, power device is connected in the pivot, power device drive curtain is along anticlockwise or clockwise motion.

Preferably, both ends of the scroll are respectively provided with a fixed shaft.

Preferably, the device further comprises a reel fixing seat, and the fixing shaft is fixedly connected with the reel fixing seat.

Preferably, the device further comprises a tensioning device, and the upper part of the tensioning device contacts with the reel fixing seat.

Preferably, the device further comprises a hidden frame, wherein the tensioning device and the reel fixing seat are all fixed in the hidden frame, and the upper cross beam, the lower cross beam, the reel, the rotating wheel, the rotating shaft, the power device and the fixing shaft are all arranged in the hidden frame.

Compared with the prior art, the utility model has the beneficial effects that:

the curtain is respectively connected with the cross beams from top to bottom in the curtain bidirectional swiveling mechanism, so that the curtain is not wound by a traditional roller shutter, the hidden frame can be thinner, and the curtain can be used as a decorative picture when not projected, and is attractive; the curtain is provided with the tensioning mechanism, so that the curtain can be kept in a flat and tensioned device all the time, and the effect is better no matter the projection or decoration is carried out; the product opening and closing is automatically controlled by the USB power supply state, a USB control wire is inserted onto the laser television host, when the laser television host is opened, USB power supply is performed, the curtain automatically rises, and when the laser host is closed, the curtain automatically falls.

Drawings

FIG. 1 is a schematic view of the overall structure of a curtain bi-directional turning device of the present utility model;

FIG. 2 is a schematic view of the end portion of a spool of the curtain bi-directional swivel device of the present utility model;

fig. 3 is a schematic structural view of a hidden frame of the bidirectional swiveling device of the curtain of the present utility model.

In the figure: curtain 1, entablature 2, bottom end rail 3, conveyer belt 4, spool 5, runner 6, pivot 7, power device 8, fixed axle 9, spool fixing base 10, tensioning spring 11, spring fixed plate 12, hidden frame 13.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1-3, the present utility model provides the following technical solutions:

the utility model provides a two-way slewer of curtain, is including fixing the entablature 2 at curtain 1 upper edge and lower border, lower beam 3, connect conveyer belt 4 between entablature 2, lower beam 3 homonymy tip, still include spool 5, runner 6, pivot 7, power device 8 of this embodiment adopts the motor, and has two output shafts, and pivot 7, runner 6 have two respectively, spool 5 is walked around to one side that curtain 1 connects entablature 2, runner 6 is walked around to one end that conveyer belt 4 connects lower beam 3, two runners 6 are connected respectively and are connected with two output of motor, after the motor is opened, drive pivot 7 rotates, and pivot 7 drives runner 6 and rotates, and runner 6 drives conveyer belt 4 and move to curtain 1 is along anticlockwise or clockwise direction motion, when curtain 1 is along anticlockwise motion, when curtain 1 is along clockwise motion, and curtain 1 descends. In this embodiment, the laser television is fixed at the back of the curtain 1, below the scroll 5, above the two rotating shafts 7 and the motor, when the curtain 1 is used, the curtain 1 shields the laser television, and when the television needs to be seen, the curtain 1 is controlled to rotate to the back of the laser television.

As a preferred implementation manner of this embodiment, the lifting control of the curtain 1 in this embodiment may be controlled by adopting USB, the USB control line is connected to the control box and one end is inserted on the laser television host, the power supply and the motor are both connected to the control box, when the laser television is turned on, the motor receives the USB signal and is controlled to be turned on, the motor drives the curtain 1 to move upwards, so that the laser television is not blocked any more, when the laser television is turned off, the motor receives the USB control signal and then reversely controls the curtain 1 to rotate, so that the curtain 1 blocks the laser television again. The curtain 1 can be guaranteed not to rotate all the time through setting up limit switch, and the motor is controlled to stop promptly when the motion is in place.

As a preferred embodiment of this embodiment, both ends of the reel 5 are respectively provided with a fixed shaft 9. The device also comprises a reel fixing seat 10, and the fixing shaft 9 is fixedly connected with the reel fixing seat 10. The spool 5 of this embodiment is rotated during movement of the curtain 1, while the fixed shaft 9 is only used to fix the spool 5 against rotation.

As a preferred implementation of this embodiment, since the conveyor belt 4 and the curtain 1 are elongated during a long movement, a tensioning device must be provided to ameliorate the problems associated with the elongated conveyor belt 4 and curtain 1. Thus, the tensioning device of the present embodiment includes a tensioning spring 11, and a spring fixing plate 12, and the tensioning spring 11 has an upper portion contacting the spool fixing seat 10 and a lower portion fixed to the spring fixing plate 12. The tensioning spring 11 elastically props against the spool fixing seat 10 to provide tensioning force for the spool, so that the movement of the curtain 1 is kept smooth, and the flatness of the curtain 1 is kept. The tensioning spring 11 and the spring fixing plate 12 of this embodiment are respectively provided with two sets, which are respectively arranged below the spool fixing seats 10 at both ends of the spool 5.

As a preferred implementation manner of this embodiment, the device further comprises a hidden frame 13, the spring fixing plate 12 and the reel fixing seat 10 are all fixed in the hidden frame 13, and the upper beam 2, the lower beam 3, the reel 5, the rotating wheel 6, the rotating shaft 7, the power device 8, the fixed shaft 9 and the tensioning spring 11 are all arranged in the hidden frame 13. The fixing manner of the rotating wheel 6 belongs to the prior art, and the rotating wheel 6 can be fixed in the hidden frame 13. The hidden frame 13 of this embodiment can be made thinner, and the laser television and other parts except the curtain of the curtain bidirectional swiveling device are all hidden, so that the overall structure is very beautiful. When the television is closed, the curtain shields the television, plays a role in decorating pictures, and is practical and attractive.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a two-way slewer of curtain which characterized in that: the curtain comprises an upper beam and a lower beam which are fixed on the upper edge and the lower edge of a curtain, a conveyor belt which is connected between the same side end parts of the upper beam and the lower beam, a reel, a rotating wheel, a rotating shaft and a power device, wherein the reel is wound on one side of the curtain connected with the upper beam, one end of the conveyor belt connected with the lower beam is wound on the rotating wheel, the rotating wheel is connected with the rotating shaft, the rotating shaft is connected with the power device, and the power device drives the curtain to move along the anticlockwise or clockwise direction.

2. The curtain bi-directional swivel device of claim 1 wherein: the fixed shaft is respectively arranged at the two ends of the scroll.

3. The curtain bi-directional swivel device of claim 2 wherein: the device also comprises a reel fixing seat, and the fixing shaft is fixedly connected with the reel fixing seat.

4. A curtain bi-directional swivel device as defined in claim 3 wherein: the device further comprises a tensioning device, and the upper part of the tensioning device is contacted with the reel fixing seat.

5. The curtain bi-directional swivel device of claim 4 wherein: still include hiding the frame, overspeed device tensioner, spool fixing base are all fixed in hiding the frame, just entablature, bottom end rail, spool, runner, pivot, power device, fixed axle all set up inside hiding the frame.