CN213814272U

CN213814272U - High polymer material's projection screen

Info

Publication number: CN213814272U
Application number: CN202023305727.0U
Authority: CN
Inventors: 李学祖
Original assignee: Jiangsu Fuai Technology Development Co ltd
Current assignee: Jiangsu Fuai Technology Development Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-07-27
Anticipated expiration: 2030-12-30

Abstract

The utility model relates to the technical field of projection curtains, in particular to a projection curtain made of high polymer materials, which comprises a box body, wherein the left end of the inner side of the box body is fixedly connected with a motor, the end of a main shaft of the motor is fixedly connected with a rotating shaft, the rotating shaft is rotationally connected with the box body, the outer side of the rotating shaft is wound with the projection curtain, the projection curtain is slidably connected with the box body, the rear end of the projection curtain is slidably connected with a gasket, the front end of the projection curtain is slidably connected with a sponge block, and the sponge block is slidably connected with the box body, in the utility model, through a second spring, a fixed rod, a fixed plate and a magic tape hair surface, a clamping block is drawn out and clamped on the box body, the fixed plate is drawn out from a supporting rod along with the clamping block, the fixed rod draws the second spring to provide elasticity for the whole body, the clamping box body is matched with the magic tape hair surface and the magic tape hair surface is fixed together, thereby increasing the weight of the left side and the right side of the projection curtain, therefore, the phenomenon that the projection screen floats away can be avoided when wind blows, and the watching experience of a viewer is influenced.

Description

High polymer material's projection screen

Technical Field

The utility model relates to a projection curtain technical field specifically is a macromolecular material's projection curtain.

Background

The projection screen can be generally divided into a reflection type screen and a transmission type screen, the reflection type screen is used for front projection, the transmission type screen is used for rear projection, the front projection screen is divided into a plane screen and an arc type screen, the plane screen can be divided into a glass bead screen, a metal screen, an embossed plastic screen, an elastic screen and the like from the texture, the embossed plastic is divided into white plastic, gray plastic, silver plastic and the like, a naked eye 3D holographic film has unique transparent characteristics, the image can be clearly displayed, meanwhile, a viewer can see a scene behind the projection film through the projection film, the image quality is clear and bright by 100%, extraordinary ultra-thin boundaries do not have space limits. The novel knoeveness projection film has the magical effect, benefits from the practical application of the comprehensive diffraction pattern technology published for the first time in the international market, and internationally realizes the first time that the image can be directly watched from multiple angles at the front side and the back side simultaneously and at the front side and the back side no matter whether the light source is sufficient or not.

Among the prior art, most projection curtain is on the market just only a component of bracing piece as gravity drop the projection curtain at the in-process that uses, the effect prevents the in-process projection curtain that uses and leads to the phenomenon that the projection curtain wafts because of the reason of blowing, and the projection curtain both sides are not fixed by thing, this kind of state can appear, such state can influence the viewing experience of watching, and the projection curtain uses down for a long time, the surface can save not few dust, collect dirt moreover and manage not well.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a macromolecular material's projection curtain to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a projection curtain made of high polymer materials comprises a box body, wherein a motor is fixedly connected to the left end of the inner side of the box body, a rotating shaft is fixedly connected to the tail end of a main shaft of the motor and rotatably connected with the box body, a projection curtain is covered outside the rotating shaft and slidably connected with the box body, a gasket is slidably connected to the rear end of the projection curtain, a sponge block is slidably connected to the front end of the projection curtain and slidably connected with the box body, a sliding block is fixedly connected to the front end of the sponge block and slidably connected with the box body, a fixed block is slidably connected to the outer side of the sliding block and fixedly connected with the box body, a first spring is arranged on the inner side of the fixed block, a supporting rod is fixedly connected to the lower end of the projection curtain, fixed plates are slidably connected to the left end and the right end of the inner side of the supporting rod, and a spring is fixedly connected to the inner side of the fixed plate, which is close to the center of the supporting rod, the other end fixedly connected with dead lever of spring, and dead lever and fixed plate sliding connection are located the left end the dead lever with be located the dead lever sliding connection of right-hand member, and dead lever and bracing piece sliding connection, the one end sliding connection that the bracing piece was kept away from to the fixed plate has the fixture block, the equal fixedly connected with magic tape matt surface of projection screen left and right sides.

Preferably, the gasket is made of a non-woven fabric plate, and the gasket is fixedly connected with the box body.

Preferably, the front end of the first spring is fixedly connected with the fixed block, and the rear end of the first spring is fixedly connected with the sliding block.

Preferably, the clamping block is arranged in a T shape and is in sliding connection with the supporting rod.

Preferably, the hook surface is pasted to fixed plate upper end fixedly connected with magic, and hook surface and bracing piece sliding connection are pasted to magic.

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

1. in the utility model, the fixture block is drawn out through the second spring, the fixing rod, the fixing plate and the magic tape matt surface, the fixture block is clamped on the box body, the fixing plate is drawn out from the supporting rod along with the fixture block, the fixing rod pulls the second spring to provide elasticity for the whole body, the magic tape matt surface and the magic tape matt surface are fixed together by matching with the clamping block clamping box body, the weight of the left side and the right side of the projection screen is increased, so that the phenomenon that the projection screen floats away can be generated when air blowing is avoided, and the viewing experience of a viewer is influenced;

2. the utility model discloses in, through sponge piece, first spring, slider and the gasket that sets up, the motor drives the pivot and rolls up the projection curtain, and when rolling up, sponge piece and gasket are cleaned two sides around the projection curtain, pack up and put down the projection curtain like this every time, and the projection curtain can all be cleaned to sponge piece and gasket, does not worry not clear up the projection curtain for a long time, and the phenomenon that the projection curtain surface can not be cleaned up well to the dust takes place.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the mounting structure of the motor of the present invention;

fig. 3 is a schematic view of the mounting structure of the second spring of the present invention.

In the figure: the device comprises a box body 1, a motor 2, a rotating shaft 3, a projection screen 4, a gasket 5, a fixed block 6, a first spring 7, a sliding block 8, a sponge block 9, a supporting rod 10, a fixed plate 11, a second spring 12, a fixed rod 13, a clamping block 14, a hook surface 15 and a hook surface 16.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

a projection screen made of high polymer materials comprises a box body 1, wherein a motor 2 is fixedly connected to the left end of the inner side of the box body 1, a rotating shaft 3 is fixedly connected to the tail end of a main shaft of the motor 2, the rotating shaft 3 is rotatably connected with the box body 1, a projection screen 4 is covered on the outer side of the rotating shaft 3, the projection screen 4 is slidably connected with the box body 1, a gasket 5 is slidably connected to the rear end of the projection screen 4, a sponge block 9 is slidably connected to the front end of the projection screen 4, the sponge block 9 is slidably connected with the box body 1, a sliding block 8 is fixedly connected to the front end of the sponge block 9, the sliding block 8 is slidably connected with the box body 1, a fixed block 6 is slidably connected to the outer side of the sliding block 8, the fixed block 6 is fixedly connected with the box body 1, the sponge block 9 is slidably connected with the fixed block 6, a first spring 7 is arranged on the inner side of the fixed block 6, a supporting rod 10 is fixedly connected to the lower end of the projection screen 4, and a fixed plate 11 is slidably connected to the left and right ends of the inner side of the supporting rod 10, the inboard one end fixedly connected with spring 12 that is close to bracing piece 10 center of fixed plate 11, the other end fixedly connected with dead lever 13 of spring 12, and

dead lever

13 and 11 sliding connection of fixed plate are located the left end dead lever 13 and the dead lever 13 sliding connection who is located the right-hand member, and dead lever 13 and bracing piece 10 sliding connection, the one end sliding connection that bracing piece 10 was kept away from to fixed plate 11 has fixture block 14, the equal fixedly connected with magic tape matt surface 16 in the projection 4 left and right sides.

The gasket 5 is made of a non-woven fabric plate, the gasket 5 is fixedly connected with the box body 1, and the gasket 5 is made of the non-woven fabric, so that when the motor 2 runs, the rotating shaft 3 rolls up the projection screen 4, the sponge block 9 at the front end of the projection screen 4 cleans dust at the front end of the projection screen 4, and the dust at the rear end of the projection screen 4 is cleaned by the gasket 5, so that the projection screen 4 is not easy to clean due to dust collection, the front end of the first spring 7 is fixedly connected with the fixed block 6, the rear end of the first spring 7 is fixedly connected with the sliding block 8, when the motor 2 runs, the projection screen 4 moves up and down in the box body 1, and in order to prevent the sponge block 9 from clamping the projection screen 4 too tightly to cause the up-down movement of the projection screen 4, the first spring 7 is arranged in the fixed block 6, so that the sponge block 9 has elasticity capable of moving integrally, when sliding connection about projection curtain 4, the phenomenon that the card can not appear takes place, fixture block 14 is the T shape setting, and fixture block 14 and bracing piece 10 sliding connection, when the projection curtain 4 left and right sides is fixed to needs, take fixture block 14 out from bracing piece 10, fixture block 14 blocks to box 1 on, and set fixture block 14 to the T shape form, because this kind of shape can be firm with fixed plate 11 card on box 1, do not worry about the phenomenon that rocks or comes off, fixed plate 11 upper end fixedly connected with magic subsides collude face 15, and magic subsides collude face 15 and bracing piece 10 sliding connection, set up magic subsides collude face 15 on fixed plate 11 and be in order to fix projection curtain 4 on fixed plate 11, just so when worrying about the air-blowing, the phenomenon that the projection curtain 4 can appear walking can appear.

The working process is as follows: when the projection screen 4 is not needed to be used, the motor 2 in the box body 1 is started, the projection screen 4 is rolled up by the rotating shaft 3, when the projection screen 4 is rolled up, the sponge block 9 and the gasket 5 clean the front and back surfaces of the projection screen 4, when the projection screen 4 is folded and put down each time, the sponge block 9 and the gasket 5 can clean the projection screen 4 without worrying about that the projection screen 4 is not cleaned for a long time, and the phenomenon that dust accumulated on the surface of the projection screen 4 is not well cleaned occurs, the gasket 5 is made into a non-woven fabric material, the material can clean the dust on the surface of the projection screen 4, in order to prevent the sponge block 9 from clamping the projection screen 4 too tightly to cause the smooth and insufficient up-down movement of the projection screen 4, the first spring 7 is arranged in the fixed block 6, so that the sponge block 9 has elasticity capable of moving integrally, and when the projection screen 4 is connected in a vertical sliding manner, the phenomenon of blocking can not occur, the sponge block 9 at the front end of the projection screen 4 wipes dust at the front end of the projection screen 4, and the dust at the rear end of the projection screen 4 is wiped by the gasket 5, so that the worry that dust collection can not be well managed due to the fact that dust exists on the projection screen 4 is avoided, when the projection screen 4 is used and the wind in a room is too large, in order to prevent the projection screen 4 from floating, the clamping blocks 14 at the left side and the right side of the supporting rod 10 are drawn out, when the clamping blocks 14 are drawn out, the fixing plate 11 at the inner side of the supporting rod 10 is drawn out from the supporting rod 10 along with the clamping blocks 14, in order to increase the firmness of the clamping blocks 14, the second spring 12 is arranged in the fixing plate 11, the fixing rod 13 fixed on the second spring 12 is made of flexible steel, after the clamping blocks 14 are clamped on the box body 1, the fixing rod 13 pulls the second spring 12 to provide elasticity for the, and set up fixture block 14 to the T shape, do not need worry and can appear rocking or the phenomenon that drops, set up magic on fixed plate 11 and paste hook face 15 and fix magic on fixed plate 11 for with projection screen 4, with magic paste hook face 15 and magic tape hair side 16 together, aggravate the weight of projection screen 4 left and right sides, just so need not worry when blowing, the phenomenon that the projection screen 4 can appear wafing.

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

Claims

1. The utility model provides a macromolecular material's projection curtain, includes box (1), its characterized in that: the left end of the inner side of the box body (1) is fixedly connected with a motor (2), the tail end of a main shaft of the motor (2) is fixedly connected with a rotating shaft (3), the rotating shaft (3) is rotatably connected with the box body (1), the outer side of the rotating shaft (3) is covered with a projection screen (4), the projection screen (4) is slidably connected with the box body (1), a gasket (5) is slidably connected with the rear end of the projection screen (4), a sponge block (9) is slidably connected with the front end of the projection screen (4), the sponge block (9) is slidably connected with the box body (1), a sliding block (8) is fixedly connected with the front end of the sponge block (9), the sliding block (8) is slidably connected with the box body (1), a fixed block (6) is slidably connected with the outer side of the sliding block (8), the fixed block (6) is fixedly connected with the box body (1), the sponge block (9) is slidably connected with the fixed block (6), and a first spring (7) is arranged on the inner side of the fixed block (6), projection curtain (4) lower extreme fixedly connected with bracing piece (10), the equal sliding connection in both ends has fixed plate (11) about bracing piece (10) inboard, one end fixedly connected with spring (12) that bracing piece (10) center is close to in fixed plate (11) inboard, the other end fixedly connected with dead lever (13) of spring (12), and dead lever (13) and fixed plate (11) sliding connection, be located the left end dead lever (13) and dead lever (13) sliding connection who is located the right-hand member, and dead lever (13) and bracing piece (10) sliding connection, the one end sliding connection that bracing piece (10) were kept away from in fixed plate (11) has fixture block (14), the equal fixedly connected with magic of projection curtain (4) left and right sides pastes hair side (16).

2. The projection screen of claim 1, wherein: the gasket (5) is made of a non-woven fabric plate, and the gasket (5) is fixedly connected with the box body (1).

3. The projection screen of claim 1, wherein: the front end of the first spring (7) is fixedly connected with the fixed block (6), and the rear end of the first spring (7) is fixedly connected with the sliding block (8).

4. The projection screen of claim 1, wherein: the fixture block (14) is arranged in a T shape, and the fixture block (14) is connected with the support rod (10) in a sliding mode.

5. The projection screen of claim 1, wherein: the upper end of the fixing plate (11) is fixedly connected with a hook-and-loop fastener (15), and the hook-and-loop fastener (15) is connected with the supporting rod (10) in a sliding mode.