CN211786573U

CN211786573U - Light-proof curtain for meeting room

Info

Publication number: CN211786573U
Application number: CN202020262595.9U
Authority: CN
Inventors: 张兵; 陈浩; 陈乐乐
Original assignee: Anhui Guoyao Communication Technology Co ltd
Current assignee: Anhui Guoyao Communication Technology Co ltd
Priority date: 2020-03-06
Filing date: 2020-03-06
Publication date: 2020-10-27
Anticipated expiration: 2030-03-06

Abstract

The utility model relates to a curtain correlation technique field specifically is a lightproof curtain for meeting room, including curtain case and the motor case that sets up above the curtain case, the box lower surface of curtain case has seted up the coiling groove, the motor case is the upper surface rectangle box structure of fixed welding on the curtain case near the right side, and the front end that both boxes are connected is linked together through the belt groove, fixed mounting has servo motor in the motor case, fixed mounting has the one-level belt pulley on servo motor's the rotor, seted up the pivot hole on the box left and right sides wall of curtain case, it is provided with the pivot to rotate in its hole body, the second grade belt pulley is fixed mounted on the right-hand member axis body near the pivot; set up the sponge cloth through the below at the curtain case to with the front surface setting of sponge cloth laminating curtain, thereby when the curtain rolling, it can carry out the ash removal to the curtain surface, and press from both sides the sponge cloth through first pinch-off blades and the detachable clamp of second pinch-off blades, thereby convenient to use person regularly dismantles it, and washs it.

Description

Light-proof curtain for meeting room

Technical Field

The utility model relates to a curtain correlation technique field specifically is a meeting room is with light-proof curtain.

Background

The screen is a short for projection screen, and is mainly used for movies, offices,Home theaterIn large conferences and the like, the display device is a tool for displaying images and video files and has various specifications. The selection of different space projection screens is different, for example, a wide viewing angle and a low gain screen are suitable for the occasions with more people to watch or the occasions to watch transversely, a narrow viewing angle and a high gain screen are selected for watching in a narrow and long space, and a screen with proper gain is selected at the same time, so that the contrast of the screen is improved, the gray level of an image is increased, the color is bright, and the observability of the image is increased. However, the traditional curtain can only be used in a dark environment, unlike a movie theater, a conference room requires data analysis, recording and other work by workers, and the normal work of the workers is affected by a low-light environment; therefore, the utility model provides a meeting room is with light-proof curtain is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a meeting room is with light proof curtain to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a lightproof curtain for a meeting room comprises a curtain box and a motor box arranged above the curtain box, wherein the curtain box is a rectangular box body, the lower surface of the box body is provided with a coiling groove, the motor box is a rectangular box body structure fixedly welded on the upper surface of the right side of the curtain box, the front end of the connection of the two box bodies is communicated through a belt groove, a servo motor is fixedly arranged in the motor box, a first-stage belt pulley is fixedly arranged on a rotor of the servo motor, rotating shaft holes are formed in the left side wall and the right side wall of the box body of the curtain box, a rotating shaft is rotatably arranged in the hole body of the curtain box, a second-stage belt pulley is fixedly arranged on a shaft body of the right end of the rotating shaft, the second-stage belt pulley is in transmission connection with the first-stage belt pulley through a transmission belt, a curtain is wound on the shaft body of the rotating shaft, the upper end of the curtain is fixedly connected with a rod body of the, the first curtain cloth layer is made of plastic cloth, the second curtain cloth layer is made of light-reflecting materials, and a protruding rod-shaped structure with a triangular cross section is integrally formed on the surface of the second curtain cloth layer.

Preferably, the two ends of the rotating shaft are symmetrically provided with limiting plates which are circular flat plates, and a part of the edges of the plate bodies is cut off to form an inward inclined angle.

Preferably, the lower end of the curtain is fixedly connected with a counterweight rod.

Preferably, the coiling groove below the curtain box is welded with a first clamping plate by the fixed edge of the notch at the front end, a threaded hole is formed in the plate body of the first clamping plate, a second clamping plate is arranged below the first clamping plate, a mounting hole corresponding to the position of the bolt hole is formed in the second clamping plate, sponge cloth is clamped between the two plate bodies, and the front surface of the curtain attached to the front end of the sponge cloth is arranged.

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

1. the sponge cloth is arranged below the curtain box and is attached to the front surface of the curtain, so that when the curtain is rolled, the curtain can be dedusted, and the sponge cloth is detachably clamped by the first clamping plate and the second clamping plate, so that a user can conveniently detach the curtain and clean the curtain at regular intervals;

2. through forming the curtain by first curtain cloth layer and the combination of second curtain cloth layer to set up the protruding structure that the cross-section is triangle-shaped on the surface on second curtain cloth layer, thereby reflect the light source of curtain upper and lower direction through triangle-shaped's hypotenuse, thereby effectively avoid roof lamps and lanterns light to cause the influence to the projection effect.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

FIG. 3 is an enlarged view of the structure at C in FIG. 2;

FIG. 4 is an enlarged view of the structure at B in FIG. 2;

FIG. 5 is a half-sectional view of the curtain cloth box of the present invention;

fig. 6 is an enlarged view of the structure at D in fig. 5.

In the figure: curtain case 1, motor case 2, servo motor 3, one-level belt pulley 4, pivot 5, second grade belt pulley 6, driving belt 7, limiting plate 8, curtain 9, counterweight 10, first curtain cloth layer 11, second curtain cloth layer 12, first clamp plate 13, second clamp plate 14, sponge cloth 15, receipts roll up groove 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. 1-6, the present invention provides a technical solution: a lightproof curtain for meeting room comprises a curtain box 1 and a motor box 2 arranged above the curtain box 1, the curtain box 1 is a rectangular box body, the lower surface of the box body is provided with a coiling groove 16, the motor box 2 is a rectangular box body structure fixedly welded on the upper surface of the right side of the curtain box 1, the front ends of the connection of the two box bodies are communicated through a belt groove, a servo motor 3 is fixedly arranged in the motor box 2, a primary belt pulley 4 is fixedly arranged on a rotor of the servo motor 3, rotating shaft holes are arranged on the left side wall and the right side wall of the box body of the curtain box 1, a rotating shaft 5 is rotatably arranged in the hole body, a secondary belt pulley 6 is fixedly arranged on the shaft body of the right end of the rotating shaft 5, the secondary belt pulley 6 is in transmission connection with the primary belt pulley 4 through a transmission belt 7, a curtain 9 is wound on the shaft body of the rotating shaft 5, the upper end of the curtain 9 is fixedly connected with the rod body of the rotating shaft 5, the curtain 9 consists of a first, first curtain cloth layer 11 is the plastic sheeting, second curtain cloth layer 12 is reflecting material, and its surface integrated into one piece has the cross-section to be triangular protruding shaft-like structure, forms through combining first curtain cloth layer 11 and second curtain cloth layer 12 with curtain 9, and sets up the cross-section at the surface on second curtain cloth layer 12 and be triangular protruding structure, thereby reflect the light source of direction about the curtain through triangular hypotenuse, thereby effectively avoid the roof lamps and lanterns to shine and cause the influence to the projection effect.

Furthermore, limiting plates 8 are symmetrically arranged at two ends of the rotating shaft 5, the limiting plates 8 are circular flat plates, and a part of the edges of the plate bodies is cut off to form an inward inclined angle, so that the curtain 9 is prevented from being damaged due to folding caused by position deviation during rolling of the curtain;

furthermore, the lower end of the curtain 9 is fixedly connected with a balance weight rod 10, so that the unfolding effect of the curtain 9 is ensured, and the plane is ensured to be flat;

furthermore, a first clamping plate 13 is fixedly welded on a coiling groove 16 below the curtain box 1 close to the edge of a notch at the front end, a threaded hole is formed in a plate body of the first clamping plate 13, a second clamping plate 14 is arranged below the first clamping plate, a mounting hole corresponding to the position of a bolt hole is formed in the second clamping plate 14, a sponge cloth 15 is clamped between the two plate bodies, the front end of the sponge cloth 15 is attached to the front surface of the curtain 9, the sponge cloth 15 is arranged below the curtain box 1 and attached to the front surface of the curtain 9, so that when the curtain 9 is coiled, the surface of the curtain 9 can be dedusted, and the sponge cloth 15 is detachably clamped with the second clamping plate 14 through the first clamping plate 13, so that a user can conveniently disassemble the curtain and clean the curtain;

the working principle is as follows: in the time of in-service use, the staff is when needs use the curtain, through the corotation of drive servo motor 3, thereby it rotates to drive pivot 5, thereby put down curtain 9 through its rotation, and curtain 9 is at the in-process of putting down, sponge 15 of curtain case 1 below can be because its surface with curtain 9 contacts, thereby some dust adsorbed to the inboard surface of curtain 9 is cleared up, thereby guarantee the in-service use effect of curtain, and when using, the lamps and lanterns on meeting room roof can be because the reflex action of second curtain layer 12 on curtain 9 surface, thereby avoid it to influence the projection effect of projecting apparatus on curtain 9, practicality is very good, and after the use, the staff can be through the reversal of drive servo motor 3, thereby the rolling is very convenient with in curtain 9 to curtain case 1.

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 meeting room is with light-proof curtain, includes curtain case (1) and motor case (2) of setting in curtain case (1) top, its characterized in that: the curtain box (1) is a rectangular box body, a winding groove (16) is formed in the lower surface of the box body, the motor box (2) is fixedly welded on a rectangular box body structure on the upper surface of the curtain box (1) close to the right side, the front ends of the connection of the two box bodies are communicated through a belt groove, a servo motor (3) is fixedly installed in the motor box (2), a primary belt pulley (4) is fixedly installed on a rotor of the servo motor (3), rotating shaft holes are formed in the left side wall and the right side wall of the box body of the curtain box (1), a rotating shaft (5) is rotatably arranged in the hole body of the curtain box, a secondary belt pulley (6) is fixedly installed on a shaft body on the right end of the rotating shaft (5), the secondary belt pulley (6) is in transmission connection with the primary belt pulley (4) through a transmission belt (7), a curtain (9) is wound on the shaft body of the rotating shaft (5), and the upper end of the curtain (9) is, its curtain (9) comprises first curtain cloth layer (11) and second curtain cloth layer (12), first curtain cloth layer (11) are the plastic sheeting, second curtain cloth layer (12) are reflecting material, and its surface integrated into one piece has the protruding shaft-like structure of cross-section for triangle-shaped.

2. The light curtain as claimed in claim 1, wherein: limiting plates (8) are symmetrically arranged at two ends of the rotating shaft (5), each limiting plate (8) is a circular flat plate, and a part of the edge of the plate body is cut off to form an inward inclined oblique angle.

3. The light curtain as claimed in claim 2, wherein: the lower end of the curtain (9) is fixedly connected with a balance weight rod (10).

4. The light curtain as claimed in claim 1, wherein: the curtain cloth box is characterized in that a winding groove (16) below the curtain cloth box (1) is fixedly welded with a first clamping plate (13) by the aid of the notch edge of the front end, a threaded hole is formed in a plate body of the first clamping plate (13), a second clamping plate (14) is arranged below the first clamping plate, a mounting hole corresponding to the position of a bolt hole is formed in the second clamping plate (14), sponge cloth (15) is tightly clamped between the two plate bodies, and the front surface of the front end of the sponge cloth (15) is attached to the curtain cloth (9).