CN210294798U

CN210294798U - Projection curtain storage device

Info

Publication number: CN210294798U
Application number: CN201921188013.0U
Authority: CN
Inventors: 刘长桥
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-25
Filing date: 2019-07-25
Publication date: 2020-04-10
Anticipated expiration: 2029-07-25

Abstract

The utility model discloses a projection curtain storage device, including containing box, curtain and weight plate, the bottom at the curtain is installed to the weight plate, servo motor is installed through the mounting panel to the one end of containing box, be equipped with curtain roller and cleaning roller in the containing box, the both ends of curtain roller axostylus axostyle are rotated and are connected with first rotation seat, first rotation seat is fixed with the interior roof of containing box, the both ends of cleaning roller axostylus axostyle are rotated and are connected with the second and rotate the seat, the second rotates the seat and is fixed with the inside wall of containing box, servo motor's drive end extends to in the containing box and fixed with the one end of curtain roller axostylus axostyle. This scheme can accomodate and unreel the in-process to the projection curtain through the setting of each structure, carries out the clearance operation of dust to the projection face of curtain, avoids the dust to cause the influence to the projection effect of curtain, ensures the use that the curtain can normally be clear.

Description

Projection curtain storage device

Technical Field

The utility model relates to a projection curtain technical field especially relates to a projection curtain storage device.

Background

Projection screens are tools used in movies, offices, home theaters, large conferences, etc. to display images and video files. After the curtain is used, the curtain can be rolled up and then stored in the curtain storage box.

Curtain storage boxes used in the prior art generally have the following disadvantages: the containing box only has a simple storage and containing function, but the curtain is very easily influenced by dust in the air in the using process, the dust is adsorbed on the projection surface of the curtain and can influence the display effect of a projection picture, and therefore the containing box does not only have the function of containing the curtain, and the existing curtain containing box needs to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a projection curtain storage device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a projection curtain storage device comprises a storage box, a curtain and a weight plate, wherein the weight plate is installed at the bottom end of the curtain, a servo motor is installed at one end of the storage box through an installation plate, a curtain roller and a cleaning roller are arranged in the storage box, first rotating seats are rotatably connected to two ends of a curtain roller shaft rod, the first rotating seats are fixed to the inner top wall of the storage box, second rotating seats are rotatably connected to two ends of the cleaning roller shaft rod, the second rotating seats are fixed to the inner side wall of the storage box, a driving end of the servo motor extends into the storage box and is fixed to one end of the curtain roller shaft rod, belt pulleys are installed at one ends, close to the servo motor, of the curtain roller and the cleaning roller through shaft rods, a first rectangular groove and a second rectangular groove are formed in the bottom wall of the storage box in a penetrating mode and are located on one side, close to the cleaning roller, the downside of second rectangular channel is equipped with the dust collection box, the dust collection box slides through two slip limiting plates and sets up on the diapire of containing box, evenly install a plurality of cleaning plates on the lateral wall of cleaning roller, the curtain passes first rectangular channel and establishes the collection on the lateral wall of curtain roller by a winding.

Preferably, the symmetry is equipped with two first spacing rollers, two on the lateral wall of first rectangular channel first spacing roller is all fixed through the inside wall of backup pad with first rectangular channel, and two first spacing roller symmetric distributions are in the both sides of curtain, the symmetry is equipped with two spacing rollers of second between first rectangular channel and the second rectangular channel, and two spacing rollers of second are all fixed through the inner diapire of supporting seat with the containing box.

Preferably, the cleaning plates are in contact with the side face of the curtain close to one side of the dust collection box, the contact point of the cleaning plates and the side face is located on the upper side of the second rectangular groove, and each cleaning plate is made of sponge materials.

Preferably, the diameter of the pulley on the curtain roller is larger than the diameter of the pulley on the cleaning roller side.

Preferably, the input end of the servo motor is externally connected with a single chip microcomputer.

Preferably, a pull handle is mounted at one end of the dust box.

Compared with the prior art, the beneficial effects of the utility model reside in that:

this scheme can accomodate and unreel the in-process to the projection curtain through the setting of each structure, carries out the clearance operation of dust to the projection face of curtain, avoids the dust to cause the influence to the projection effect of curtain, ensures the use that the curtain can normally be clear.

Drawings

Fig. 1 is a schematic view of an overall structure of a projection curtain storage device according to the present invention;

FIG. 2 is a schematic cross-sectional view taken along line A-A of FIG. 1;

fig. 3 is an enlarged view of a portion a of fig. 2.

In the figure: the automatic cleaning device comprises a storage box 1, a curtain 2, a counterweight plate 3, a servo motor 4, a dust collection box 5, a sliding limiting plate 6, a mounting plate 7, a first rotating seat 8, a curtain roller 9, a second rotating seat 10, a cleaning roller 11, a cleaning plate 12, a belt pulley 13, a belt 14, a first limiting roller 15, a second limiting roller 16, a first rectangular groove 17 and a second rectangular groove 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a projection curtain storage device comprises a storage box 1, a curtain 2 and a weight plate 3, wherein the weight plate 3 is installed at the bottom end of the curtain 2, a servo motor 4 is installed at one end of the storage box 1 through an installation plate 7, a curtain roller 9 and a cleaning roller 11 are arranged in the storage box 1, two ends of a shaft lever of the curtain roller 9 are rotatably connected with a first rotating seat 8, the first rotating seat 8 is fixed with the inner top wall of the storage box 1, two ends of the shaft lever of the cleaning roller 11 are rotatably connected with a second rotating seat 10, the second rotating seat 10 is fixed with the inner side wall of the storage box 1, a driving end of the servo motor 4 extends into the storage box 1 and is fixed with one end of the shaft lever of the curtain roller 9, belt pulleys 13 are installed at one ends of the curtain roller 9 and the cleaning roller 11 close to the servo motor 4 through the shaft lever, the two belt pulleys 13 are driven through a belt 14, a first rectangular groove 17 and a second rectangular groove 18 are arranged on, and second rectangular channel 18 is located the one side that is close to cleaning roller 11, and the downside of second rectangular channel 18 is equipped with dust-collecting box 5, and dust-collecting box 5 slides through two slip limiting plates 6 and sets up on the diapire of containing box 1, evenly installs a plurality of cleaning plates 12 on cleaning roller 11's the lateral wall, and curtain 2 passes first rectangular channel 17 and establishes the collection on curtain roller 9's lateral wall.

The symmetry is equipped with two first spacing rollers 15 on the lateral wall of first rectangular channel 17, and two first spacing rollers 15 are all fixed through backup pad and first rectangular channel 17's inside wall, and two first spacing rollers 15 symmetric distribution are in the both sides of curtain 2, and the symmetry is equipped with two spacing rollers of second 16 between first rectangular channel 17 and the second rectangular channel 18, and two spacing rollers of second 16 are all fixed through the inner diapire of supporting seat and containing box 1.

The cleaning plates 12 are in contact with the side surface of the curtain 2 close to one side of the dust collection box 5, the contact point of the cleaning plates and the side surface is positioned at the upper side of the second rectangular groove 18, and each cleaning plate 12 is made of sponge materials.

The sponge texture is comparatively soft, and its surperficial coarse multiplicable frictional force with curtain 2 contact simultaneously makes things convenient for the clearance dust.

The diameter of the pulley 13 located at the curtain roller 9 is larger than that of the pulley 13 at the cleaning roller 11 side.

The input end of the servo motor 4 is externally connected with a singlechip.

One end of the dust collection box 5 is provided with a pull handle.

The working principle of the utility model is as follows: when the curtain 2 is stored, the servo motor 4 is controlled by the external singlechip to rotate in the positive direction, at the moment, the curtain roller 9 is driven to rotate in the positive direction, so that the curtain 2 can be gradually rolled up, during the rolling process, the curtain 2 is limited by two first limiting rollers 15 and two second limiting rollers 16, then the projection surface (i.e. the surface facing the dust collection box 5) of the curtain 2 can be contacted with the cleaning plate 12 on the cleaning roller 11, because the curtain roller 9 and the cleaning roller 11 are driven by the belt pulley 13 and the belt 14, the curtain roller 9 can drive the cleaning roller 11 to rotate in the same direction, the cleaning plate 12 on the cleaning roller 11 can clean the projection surface of the curtain 2, dust can fall into the dust collection box 5 through the second rectangular groove 18 during cleaning, when the curtain 2 is completely stored, the dust box 5 can be drawn out from the sliding limit plate 6, and the dust in the dust box 5 can be dumped.

Similarly, when the curtain 2 is laid down, the cleaning plate 12 can clean the projection surface of the curtain 2 again.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A projection curtain storage device comprises a storage box (1), a curtain (2) and a weight plate (3), wherein the weight plate (3) is installed at the bottom end of the curtain (2), and is characterized in that a servo motor (4) is installed at one end of the storage box (1) through an installation plate (7), a curtain roller (9) and a cleaning roller (11) are arranged in the storage box (1), two ends of a shaft rod of the curtain roller (9) are rotatably connected with first rotating seats (8), the first rotating seats (8) are fixed with the inner top wall of the storage box (1), two ends of the shaft rod of the cleaning roller (11) are rotatably connected with second rotating seats (10), the second rotating seats (10) are fixed with the inner side wall of the storage box (1), a driving end of the servo motor (4) extends into the storage box (1) and is fixed with one end of the shaft rod of the curtain roller (9), curtain roller (9) and cleaning roller (11) are close to servo motor (4) one end and all install belt pulley (13), two through belt (14) transmission between belt pulley (13), run through on the diapire of containing box (1) and seted up first rectangular channel (17) and second rectangular channel (18), and second rectangular channel (18) are located the one side of being close to cleaning roller (11), the downside of second rectangular channel (18) is equipped with dust collection box (5), dust collection box (5) slide through two sliding limiting plate (6) and set up on the diapire of containing box (1), evenly install a plurality of cleaning plate (12) on the lateral wall of cleaning roller (11), curtain (2) pass first rectangular channel (17) and establish around collecting on the lateral wall of curtain roller (9).

2. A projection curtain storage device as claimed in claim 1, wherein two first limiting rollers (15) are symmetrically arranged on the side walls of the first rectangular groove (17), two first limiting rollers (15) are fixed to the inner side walls of the first rectangular groove (17) through supporting plates, two first limiting rollers (15) are symmetrically distributed on two sides of the curtain (2), two second limiting rollers (16) are symmetrically arranged between the first rectangular groove (17) and the second rectangular groove (18), and two second limiting rollers (16) are fixed to the inner bottom wall of the storage box (1) through supporting seats.

3. A projection curtain as claimed in claim 1 wherein the cleaning plates (12) are in contact with the side of the curtain (2) adjacent the dust bin (5) and the contact point is located on the upper side of the second rectangular slot (18), each cleaning plate (12) being made of sponge material.

4. A projection screen receiving apparatus as claimed in claim 1 wherein the pulley (13) on the screen roller (9) has a diameter greater than the pulley (13) on the cleaning roller (11) side.

5. A projection curtain taking in device as claimed in claim 1, wherein the input end of the servo motor (4) is externally connected with a single chip microcomputer.

6. A projection curtain as claimed in claim 1 wherein a pull handle is attached to one end of the dust bin (5).