CN213122585U

CN213122585U - Seamless ceiling curtain

Info

Publication number: CN213122585U
Application number: CN202022515679.1U
Authority: CN
Inventors: 余阳凯; 左耀秋
Original assignee: SHENZHEN SCREEN WORKSHOP TECHNOLOGY CO LTD
Current assignee: SHENZHEN SCREEN WORKSHOP TECHNOLOGY CO LTD
Priority date: 2020-11-04
Filing date: 2020-11-04
Publication date: 2021-05-04
Anticipated expiration: 2030-11-04

Abstract

The utility model discloses a seamless smallpox curtain, including shell, projection subassembly and closed subassembly, the bottom of shell is provided with flexible hole, the projection subassembly is fixed the inside of shell is passed through the closed subassembly control opening and shutting of flexible hole, the closed subassembly includes lower shaft and connecting piece, the projection subassembly passes through the connecting piece with the lower shaft is connected, the bottom of lower shaft is provided with the closing plate, the bottom in flexible hole be provided with closing plate complex seal groove, after the day curtain of flowers used and finishes, the projection subassembly passes through the connecting piece and drives the lower shaft rebound makes the closing plate stretches into in the seal groove, through the seal groove is right flexible hole is closed, prevents that flexible hole department has great gap to appear.

Description

Seamless ceiling curtain

Technical Field

The utility model relates to a projection equipment technical field especially relates to a seamless smallpox curtain.

Background

Projection screens are tools used in movies, offices, home theaters, large conferences, etc. to display images and video files. The smallpox curtain is one kind of projection curtain, the shell of general smallpox curtain inlays to be established inside the roof, when needs, can fall the curtain and use with the projection equipment cooperation, the curtain bottom of current smallpox curtain generally can be provided with the lower shaft, after in the shell is accomodate into to the curtain, the lower shaft can be closed the flexible hole of shell bottom, but the lower shaft and the flexible hole cooperation of current smallpox curtain are inseparable, the gap is great, not only influence beautifully, and make the dust enter into inside the shell easily.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model discloses a seamless smallpox curtain can cross the telescopic hole of housing bottom and close, prevents that telescopic hole department from having great gap.

The utility model discloses a seamless smallpox curtain, including shell, projection subassembly and closed subassembly, the bottom of shell is provided with flexible hole, the projection subassembly is fixed the inside of shell is passed through closed subassembly control opening and shutting of flexible hole, the closed subassembly includes lower shaft and connecting piece, the projection subassembly passes through the connecting piece with the lower shaft is connected, the bottom of lower shaft is provided with the closing plate, the bottom in flexible hole be provided with closing plate complex seal groove.

Furthermore, a buffer groove is arranged above the sealing plate, the connecting piece comprises a first connecting portion and a second connecting portion, the first connecting portion extends into the buffer groove and is connected with the buffer groove through a buffer spring, and the second connecting portion is fixedly connected with the projection assembly.

Furthermore, buffer spring is the torsional spring, be provided with the installation axle on the first connecting portion, the torsional spring pass through the installation axle with first connecting portion are connected, the both ends of torsional spring support respectively and hold the top surface of dashpot.

Furthermore, the two ends of the projection assembly are respectively provided with a support frame, the support frames are fixedly connected with the inner wall of the shell, the support frames are provided with stopping parts, and the second connecting parts are located under the stopping parts.

Furthermore, sealing elements are arranged on two sides of the telescopic hole respectively, and the two sealing elements are located on two sides of the lower shaft respectively and are in contact with the outer surface of the lower shaft.

Furthermore, the outer shell is provided with a mounting piece, the top of the outer shell is provided with a slide rail groove, the mounting piece is provided with a sliding plate matched with the slide rail, the mounting piece is connected with the slide rail groove in a sliding mode through the sliding plate, and the mounting piece is provided with mounting holes matched with screws.

Furthermore, the two ends of the shell are respectively provided with an end plate, a clamping groove is formed in the bottom surface of the end plate, the end plate is connected with the decorative plates in a clamping mode through the clamping groove, and the decorative plates are located on the two sides of the shell respectively.

The technical scheme of the utility model, compared with the prior art, beneficial effect is:

after the ceiling curtain finishes using, the projection assembly drives through the connecting piece the lower axial upward movement makes the closing plate stretch into in the seal groove, through the seal groove is right the telescopic hole is closed, prevents that telescopic hole department has great gap to appear.

Drawings

FIG. 1 is a schematic structural view of a seamless ceiling screen;

FIG. 2 is an exploded view of a seamless ceiling screen;

FIG. 3 is an exploded view of the projection assembly;

FIG. 4 is a schematic view of the closure assembly mounted within the housing;

FIG. 5 is an enlarged view of area A of FIG. 4;

FIG. 6 is an exploded view of the closure assembly;

FIG. 7 is an enlarged view of area B of FIG. 2;

description of the figures

100. A seamless ceiling screen; 10. a housing; 11. a telescopic hole; 111. a sealing groove; 12. a mounting member; 121. a sliding plate; 122. mounting holes; 13. a slide rail groove; 14. an end plate; 141. a fastening groove; 15. a decorative plate; 20. a projection assembly; 21. cloth beam; 22. a motor; 23. a support frame; 231. a stopper portion; 30. a closure assembly; 31. a lower shaft; 311. a sealing plate; 312. a buffer tank; 32. a connecting member; 321. a first connection portion; 322. a second connecting portion; 323. a buffer spring; 33. and a seal.

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 should be noted that when one component is considered to be "connected" to another component, it may be directly connected to the other component or intervening components may exist. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It should also be noted that, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; either mechanically or electrically, and may be internal to both elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

It should be further noted that in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in fig. 1 and 2, the utility model discloses a seamless ceiling curtain 100, including shell 10, projection subassembly 20 and closed subassembly 30, the bottom of shell 10 is provided with flexible hole 11, projection subassembly 20 with the inside fixed connection of shell 10 to the accessible flexible hole 11 is relative shell 10 is telescopic motion, projection subassembly 20 with closed subassembly 30 fixed connection, and the accessible closed subassembly 30 control the opening and shutting of flexible hole 11.

With reference to fig. 3, the projection assembly 20 includes a cloth shaft 21, a motor 22, and a curtain (not shown), the cloth shaft 21 is disposed inside the housing 10, the motor 22 is fixedly connected to one end of the cloth shaft 21, the motor 22 is fixed inside the housing 10 by a support frame 23, the other end of the cloth shaft 21 is rotatably connected to the housing 10 by the support frame 23, one end of the curtain is fixedly connected to the cloth shaft 21, and the other end of the curtain is fixedly connected to the closing assembly 30. When the motor 22 drives the cloth shaft 21 to rotate relative to the housing 10, the cloth shaft 21 can control the curtain to be retracted, so that the curtain can make telescopic motion relative to the telescopic hole 11. When the curtain is completely received in the housing 10, the telescopic hole 11 can be closed by the closing assembly 30.

As shown in fig. 4 to 6, the closing assembly 30 includes a lower shaft 31 and a connecting member 32, the lower shaft 31 is located below the connecting member 32, and the curtain is connected to the lower shaft 31 through the connecting member 32. The lower shaft 31 is provided with a sealing plate 311, a sealing groove 111 matched with the sealing plate 311 is arranged below the telescopic hole 11, and when the closing component 30 closes the telescopic hole 11, the sealing plate 311 extends into the sealing groove 111 to close the telescopic hole 11, so that the telescopic hole 11 is prevented from being influenced by a large gap. In the present embodiment, the thickness of the sealing plate 311 is the same as the depth of the sealing groove 111, and when the sealing plate 311 extends into the sealing groove 111, the sealing plate 311 can fill the sealing groove 111, so that the bottom surface of the sealing plate 311 is on the same plane as the lower surface of the housing 10.

Further, the lower shaft 31 is further provided with a buffer groove 312, the buffer groove 312 is located above the sealing plate 311, the buffer groove 312 has an opening at the top, the connecting member 32 includes a first connecting portion 321 and a second connecting portion 322, the first connecting portion 321 can extend into the buffer groove 312 and is connected with the buffer groove 312 through a buffer spring 323, and the second connecting portion 322 is fixedly connected with the curtain. When the curtain drives the closing assembly 30 to close the telescopic hole 11, after the sealing plate 311 extends into the sealing groove 111, the curtain continues to apply an upward force to the lower shaft 32 through the second connecting portion 322, at this time, the first connecting portion 321 can move a certain distance relative to the buffer groove 312, and the sealing plate 311 is tensioned in the sealing groove 111 through a certain force applied to the lower shaft 31 by the buffer spring 323.

Further, the buffer spring 323 is a torsion spring, an installation shaft is arranged on the first connection portion 321, the torsion spring is connected with the first connection portion 321 through the installation shaft, and two ends of the torsion spring respectively support the top surface of the buffer slot 312. When the first connecting portion 321 makes a telescopic motion relative to the buffer slot 312, the torsion spring can be pre-tightened, and when the curtain does not continuously apply a corresponding pulling force to the second connecting portion 322, the torsion spring drives the first connecting portion 321 to reset.

A stopping portion 231 is arranged below the supporting frame 23, the stopping portion 231 is located right above the second connecting portion 322, when the closing component 30 is right after the telescopic hole 11 is closed, the curtain continues to drive the connecting piece 32 to move upwards, and when the second connecting portion 322 moves upwards for a certain distance, the stopping portion 231 can position the second connecting portion 322 to prevent the second connecting portion 322 from moving upwards continuously.

Further, two sides of the telescopic hole 11 are respectively provided with a sealing member 33, and the two sealing members 33 are respectively located at two sides of the lower shaft 31 and are in contact with the outer surface of the lower shaft 31. When the closing assembly 30 closes the telescopic hole 11, the sealing members 33 respectively contact with two side walls of the lower shaft 31, so as to further seal the telescopic hole 11, and prevent dust from entering the inside of the housing 10.

As shown in fig. 7, a mounting member 12 is disposed on the housing 10, a slide rail groove 13 is disposed on the top of the housing 10, a sliding plate 121 engaged with the slide rail groove 13 is disposed on the mounting member 12, the mounting member 12 is slidably connected to the slide rail groove 13 through the sliding plate 121, and a mounting hole 122 engaged with a screw is disposed on the mounting member 12. When the installation is performed, the housing 10 is embedded in the ceiling and then fixed to the roof by the installation member 12, and the installation position of the installation member 12 on the housing 10 is adjusted by sliding the sliding plate 121 along the sliding rail groove 13.

The two ends of the housing 10 are respectively provided with an end plate 141, and the two end 4 plates respectively close the two end openings of the housing 10. Be provided with buckle groove 141 on the bottom surface of end plate 14, end plate 14 passes through buckle groove 141 and decorative board 15 joint, two decorative board 15 is located respectively the both sides of shell 10 for decorate the groove that produces when installing shell 10, promote pleasing to the eye when seamless ceiling curtain installs.

The present invention can be designed in various embodiments and modifications without departing from the spirit and scope of the present invention in its broadest sense, and the above-described embodiments are intended to illustrate the present invention, but not to limit the scope of the present invention.

Claims

1. The utility model provides a seamless ceiling curtain, includes shell, projection subassembly and closed subassembly, the bottom of shell is provided with flexible hole, the projection subassembly is fixed the inside of shell is passed through the closed subassembly control opening and shutting of flexible hole, a serial communication port, the closed subassembly includes lower shaft and connecting piece, the projection subassembly passes through the connecting piece with the lower shaft is connected, the bottom of lower shaft is provided with the closing plate, the bottom in flexible hole be provided with closing plate complex seal groove.

2. The seamless ceiling curtain as claimed in claim 1, wherein a buffer slot is provided above the sealing plate, the connecting member comprises a first connecting portion and a second connecting portion, the first connecting portion extends into the buffer slot and is connected with the buffer slot through a buffer spring, and the second connecting portion is fixedly connected with the projection assembly.

3. The seamless ceiling curtain as claimed in claim 2, wherein the buffer spring is a torsion spring, the first connecting portion is provided with an installation shaft, the torsion spring is connected to the first connecting portion through the installation shaft, and two ends of the torsion spring respectively abut against the top surface of the buffer slot.

4. The seamless ceiling screen of claim 2, wherein the two ends of the projection assembly are respectively provided with a support frame, and are fixedly connected with the inner wall of the housing through the support frames, the support frames are provided with stop portions, and the second connecting portion is located right below the stop portions.

5. A seamless ceiling screen as claimed in claim 1, wherein said telescoping bore is provided with seals on each side, said seals being located on each side of said lower shaft and contacting the outer surface of said lower shaft.

6. The seamless ceiling screen of claim 1, wherein the housing is provided with a mounting member, the top of the housing is provided with a slide rail groove, the mounting member is provided with a slide plate engaged with the slide rail, the mounting member is slidably connected with the slide rail groove through the slide plate, and the mounting member is provided with a mounting hole engaged with a screw.

7. The seamless ceiling curtain as claimed in claim 1, wherein the two ends of the outer shell are respectively provided with an end plate, the bottom surface of the end plate is provided with a fastening groove, the end plate is fastened with the decorative plates through the fastening groove, and the two decorative plates are respectively arranged at two sides of the outer shell.