CN110967912A

CN110967912A - A ceiling-mounted screen frame structure and implementation method for indoor cinema

Info

Publication number: CN110967912A
Application number: CN201911353294.5A
Authority: CN
Inventors: 崔定楠
Original assignee: Rizhao Sbetron Film And Television Equipment Co Ltd
Current assignee: Rizhao Sbetron Film And Television Equipment Co Ltd
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-04-07

Abstract

The invention discloses a hoisting type screen frame structure for an indoor cinema and an implementation method, wherein the hoisting type screen frame structure comprises the following steps: the screen frame comprises an outer frame iron pipe, an inner frame iron pipe, inner and outer frame connecting steel sheets, a berm and a ladder-shaped component; the lifting mechanism is arranged on the rear side of the screen frame and comprises a first steel rope, a top stress piece, a pulley, a first turn buckle and a first ground stress piece, and the top stress piece is arranged on each of two sides of the top of the outer frame iron pipe; effectively utilized the holding power of the building structure of movie hall place, compared the stand column type screen frame mode, reduced the material that is used for the support, calculated the material that is used for the stereo set frame, also can save more than 20% material cost, and the size is big more the more obvious effect is saved, according to the reduction of component, corresponding reduction of having brought the construction content can shorten the time limit for a project and reduce the cost of labor to a certain extent.

Description

Hanging type screen frame structure for indoor cinema and implementation method

Technical Field

The invention belongs to the field of screen frame structures, and particularly relates to a hoisting type screen frame structure for an indoor cinema and an implementation method.

Background

The film is a continuous image picture developed by combining motion photography and slide show, is a modern art of vision and hearing, and is a modern technology and an artistic complex which can accommodate a plurality of arts such as drama, photography, drawing, music, dance, characters, sculpture, building and the like, but has unique characteristics, the film not only has other characteristics of various arts in artistic expressive force, but also has expression means superior to all other arts due to the application of the artistic leapfrog film assembling skill, and the film can be copied and projected in large quantity, along with the development of the modern society, the film is deeply penetrated into the aspects of human social life, and is an indispensable part of daily life of people;

the development and progress of projection technology has been great from the birth of a movie to over one hundred years now. The form of the imaging system consisting of the projector and the screen has not been changed. The screen is used as a main imaging element and plays a role in playing a role in watching the shadow, most of the screens selected in the existing indoor cinema are soft screens (PVC materials) with the thickness of 0.3-0.5 mm, and the soft screens are required to be unfolded in a specified spatial position according to a required plane shape and need to be realized by means of a curtain stretching frame and a support structure of the curtain stretching frame;

in the prior art, most cinemas adopt column type reverse-wrapped screen frames, a plurality of columns are arranged in a row at the position close to a wall, the columns are generally in a large ladder shape, and the feet of the columns are fixed on the ground through expansion screws. The adjacent upright posts are reinforced through inclined struts, the reinforced upright posts form a supporting wall body to play a role in supporting and stretching a curtain frame, an audio-video frame platform and a packway are arranged at proper heights, after the whole screen frame is finished, a sound box needs to be lifted and configured on the sound box frame, and finally, an installer can install the screen under the support of the packway and the protection of auxiliary safety equipment. The packway is a foot supporting platform for screen installation personnel to install the screen, and the column type screen frame structure is self-supporting, has the advantages of firm structure, small influence of the house structure and the like, and is widely applied to most of domestic and foreign cinemas;

however, the present invention is directed to a novel screen support scheme with short construction period, material saving and low cost, besides the above-mentioned widely used and relatively mature column screen support scheme, and in practical applications, people can flexibly select different screen support schemes according to local conditions.

Disclosure of Invention

The invention aims to provide a hanging type screen frame structure for an indoor cinema and an implementation method thereof, so as to achieve the brand-new screen frame scheme with short construction period, material saving and low cost in the background technology, and solve the problem that people can flexibly select different screen frame schemes according to local conditions in practical application.

In order to achieve the purpose, the invention adopts the following technical scheme:

a hoist and mount formula screen frame structure that indoor cinema used includes:

the screen frame comprises an outer frame iron pipe, an inner frame iron pipe, inner and outer frame connecting steel sheets, a berm and a ladder-shaped component;

the lifting mechanism is installed on the rear side of the screen frame and comprises a first steel rope, a top stress piece, a pulley, a first turn buckle and a first ground stress piece, the top stress piece is arranged on each of the two sides of the top of the outer frame iron pipe, the pulley is rotatably connected to the bottom of the top stress piece, a first steel rope is slidably connected to one side of the pulley, one end, away from the pulley, of the first steel rope is wound on the rear surface of the outer frame iron pipe, the first turn buckle is arranged on the surface, located at the bottom of the outer frame iron pipe, of the first steel rope, the first ground stress piece is arranged on each of the two sides of the bottom of the outer frame iron pipe, and the first ground stress piece and one end, away from the pulley, of the first steel rope are fixedly connected;

the ground tensioning mechanism is arranged at the bottom of the screen frame and comprises a second steel rope, a second turnbuckle and a second ground stress piece;

the loudspeaker box placing mechanism is installed on the rear side of the hoisting mechanism and comprises a support and a placing plate.

Preferably, the inner surface of the outer frame iron pipe is provided with an inner frame iron pipe, and the inner frame iron pipe and the outer frame iron pipe are welded through inner and outer frame connecting steel sheets.

Preferably, ladder-shaped members are welded on two sides of the inner surface of the inner frame iron pipe, a berm is welded on the top and the bottom of the inner surface of the inner frame iron pipe, the front surface of the berm is welded on the rear surface of the ladder-shaped members, and the first steel rope is fixedly connected with the ladder-shaped members.

Preferably, the top of the second steel rope is fixedly connected with the bottom of the ladder-shaped member, the bottom of the second steel rope is in threaded connection with a second ground stress piece through a second turn buckle, and the bottom of the second ground stress piece is fixedly connected with the bottom.

Preferably, a bracket is arranged at the rear side of the first steel rope, and a placing plate is arranged at the top of the bracket.

Preferably, the second ground stress piece is fixedly connected with the ground through an expansion screw.

The invention also provides an implementation method of the hoisting type screen frame structure for the indoor cinema, which comprises the following steps:

s1, arranging a top stress piece on the building structure above the screen frame, and directly welding the hoisting units to the top of a steel structural piece of the roof after determining the number of the hoisting units;

s2, arranging a ground stress piece on the ground by using an expansion screw at the rear part of the screen frame; after the screen frame is hoisted to the top, the ladder-shaped component is extended downwards to the ground and fixed on the ground;

s3, after the components of the screen frame are assembled on the ground, the components are slowly lifted by a lifting mechanism, and during lifting, the efficiency can be improved by using auxiliary tools such as a tractor and the like;

s4, in S3, after the crane is lifted to a designated height, a ground tensioning mechanism is installed;

s5, in S4, extending the ladder-like member down to the ground and fixing it on the ground;

s6, in S5, the ladder-shaped member is extended upward to the roof and fixed to the roof in a state of being fixed to the floor;

and S7, finishing the installation.

Preferably, the installation structure is not provided with an independent supporting member, and is supported by the hoisting force of the hoisting mechanism by means of the supporting force of the building structure of the house where the screen frame is located.

The invention has the technical effects and advantages that: compared with the prior art, the hoisting type screen frame structure for the indoor cinema and the implementation method provided by the invention have the following advantages:

1. the supporting force of the building structure where the movie hall is located is effectively utilized, compared with a vertical column type screen frame mode, the supporting material is reduced, more than 20% of material cost can be saved even if the material for the sound frame is used, and the effect is more obvious when the size is larger;

2. according to the reduction of components, construction contents are correspondingly reduced, the construction period can be shortened to a certain extent, the labor cost can be reduced, the screen frame structure can be lifted after being assembled on the ground, the high-altitude operation contents are reduced, the safety is improved, the working efficiency is correspondingly improved, the brand-new screen frame scheme with short construction period, material saving and low cost can be achieved, and in practical application, the screen frame structure can be used for people to flexibly select different screen frame schemes according to local conditions.

Drawings

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

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a left side view of the present invention;

FIG. 4 is a schematic diagram of the method of the present invention.

In the figure: 1. a screen frame; 11. an outer frame iron pipe; 12. an inner frame iron pipe; 13. the inner frame and the outer frame are connected with steel sheets; 14. a horse way; 15. a ladder-like member; 2. a hoisting mechanism; 21. a first steel rope; 22. a top load member; 23. a pulley; 24. a first turn buckle; 25. a first ground receiving member; 3. a ground tensioning mechanism; 31. a second steel cord; 32. a second turn buckle; 33. a second ground force-bearing member; 4. a sound box placing mechanism; 41. a support; 42. placing plate

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The specific embodiments described herein are merely illustrative of the invention and do not delimit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention provides a hanging type screen frame structure for an indoor cinema as shown in figures 1-4, which comprises:

the screen frame 1, the screen frame 1 includes outer gimbal iron pipe 11, inner gimbal iron pipe 12, inner and outer gimbal link steel sheet 13, riding track 14 and ladder-shaped component 15;

hoisting mechanism 2, hoisting mechanism 2 installs in the rear side of screen frame 1, hoisting mechanism 2 includes first steel cable 21, top atress piece 22, pulley 23, first basket of flowers bolt 24 and first ground atress piece 25, the both sides at frame iron pipe 11 top all are provided with top atress piece 22, the bottom of top atress piece 22 rotates and is connected with pulley 23, one side sliding connection of pulley 23 has first steel cable 21, the rear surface of frame iron pipe 11 is around locating to the one end that pulley 23 was kept away from to first steel cable 21, the surface that first steel cable 21 is located frame iron pipe 11 bottom is provided with first basket of flowers bolt 24, the both sides of frame iron pipe 11 bottom all are provided with first ground atress piece 25, the one end fixed connection that pulley 23 was kept away from to first ground atress piece 25 and first steel cable 21;

the ground tensioning mechanism 3 is arranged at the bottom of the screen frame 1, and the ground tensioning mechanism 3 comprises a second steel rope 31, a second basket bolt 32 and a second ground stress piece 33;

the loudspeaker box placing mechanism 4 is installed on the rear side of the hoisting mechanism 2, and the loudspeaker box placing mechanism 4 comprises a support 41 and a placing plate 42.

Preferably, the inner frame iron pipe 12 is arranged on the inner surface of the outer frame iron pipe 11, and the inner frame iron pipe 12 and the outer frame iron pipe 11 are welded through the inner and outer frame connecting steel sheets 13.

Preferably, ladder-shaped members 15 are welded to both sides of the inner surface of the inner frame iron pipe 12, the front surface of the berm 14 welded to both the top and bottom of the inner surface of the inner frame iron pipe 12 is welded to the rear surface of the ladder-shaped members 15, and the first steel rope 21 is fixedly connected to the ladder-shaped members 15.

Preferably, the top of the second steel cable 31 is fixedly connected to the bottom of the ladder-shaped member 15, the bottom of the second steel cable 31 is threadedly connected to the second ground load member 33 by the second turn buckle 32, and the bottom of the second ground load member 33 is fixedly connected to the bottom.

Preferably, the rear side of the first steel cord 21 is provided with a bracket 41, and a placing plate 42 is mounted on the top of the bracket 41.

Preferably, the second ground force-receiving member 33 is fixedly connected to the ground through an expansion screw.

and S7, finishing the installation.

Preferably, the installation structure is free of independent supporting members and is supported by the hoisting force of the hoisting mechanism by means of the supporting force of the building structure of the house where the screen frame is located.

The working principle is as follows: arranging a top stress piece 22 on the building structure above the screen frame 1, directly welding the hoisting mechanism 2 to the top of a steel structural piece of a roof after determining the number of the hoisting mechanisms 2, and arranging a second ground stress piece 33 on the ground by using an expansion screw behind the screen frame 1; then after the screen frame 1 is hoisted to the top, the ladder-shaped member 15 is extended downwards to the ground and fixed on the ground, thus the effect of dispersing the load of the overhead stress piece 22 and fixing the screen frame 1 can be achieved, after the components of the screen frame 1 are assembled and assembled on the ground, the hoisting mechanism 2 is used for slowly hoisting, when hoisting, the efficiency can be improved by means of auxiliary tools such as a tractor and the like, after the screen frame is hoisted to the designated height, the ground tensioning mechanism is installed, the ladder-shaped member is extended downwards to the ground and fixed on the ground, the ladder-shaped member is extended upwards to the roof and fixed on the roof under the state of being fixed with the ground, namely the installation is finished, and by the installation method, the supporting force of the building structure where the video hall is positioned can be effectively utilized, compared with the upright column type screen frame mode, the material for supporting is reduced, and the material for the sound frame is calculated, the screen frame structure can be lifted after ground assembly is completed, the content of overhead operation is reduced, the safety and the working efficiency are correspondingly improved, so that a brand new screen frame scheme with short construction period, material saving and low cost can be achieved, and in practical application, the screen frame structure can be used for people to flexibly select different screen frame schemes according to local conditions

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. a ceiling-mounted screen frame structure for indoor cinema, is characterized in that, comprises:

A screen frame (1), the screen frame (1) comprises an outer frame iron pipe (11), an inner frame iron pipe (12), inner and outer frame connecting steel sheets (13), a horse track (14) and a ladder-like member (15) ;

A hoisting mechanism (2), the hoisting mechanism (2) is installed on the rear side of the screen frame (1), and the hoisting mechanism (2) includes a first steel rope (21), a top force-bearing member (22), a pulley (23), the first turnbuckle bolt (24) and the first ground bearing member (25), the top bearing members (22) are provided on both sides of the top of the outer frame iron pipe (11), and the top bearing member (22). A pulley (23) is rotatably connected to the bottom of the upper force receiving member (22), and a first steel rope (21) is slidably connected to one side of the pulley (23), and the first steel rope (21) is far away from the pulley (23). ) is wound around the rear surface of the outer frame iron pipe (11), the surface of the first steel cord (21) located at the bottom of the outer frame iron pipe (11) is provided with a first flower basket bolt (24), the outer Both sides of the bottom of the frame iron pipe (11) are provided with a first ground bearing member (25), and the first ground bearing member (25) is fixed to the end of the first steel rope (21) away from the pulley (23) connect;

A ground tensioning mechanism (3), the ground tensioning mechanism (3) is installed on the bottom of the screen frame (1), and the ground tensioning mechanism (3) comprises a second steel wire (31), a second flower basket bolt ( 32) and the second ground bearing member (33);

A sound box placing mechanism (4), the sound box placing mechanism (4) is installed on the rear side of the hoisting mechanism (2), and the sound box placing mechanism (4) includes a bracket (41) and a placing plate (42).

2. A ceiling-mounted screen frame structure for an indoor theater according to claim 1, characterized in that: an inner frame iron pipe (12) is provided on the inner surface of the outer frame iron pipe (11), and the inner frame iron pipe (12) is provided on the inner surface of the outer frame iron pipe (11). The frame iron pipe (12) and the outer frame iron pipe (11) are welded by connecting steel sheets (13) of the inner and outer frames.

3. The ceiling-mounted screen frame structure for an indoor theater according to claim 1, characterized in that: both sides of the inner surface of the inner frame iron pipe (12) are welded with ladder-shaped members (15), so A horse track (14) is welded to the top and bottom of the inner surface of the inner frame iron pipe (12). The front surface of the horse track (14) is welded to the rear surface of the ladder-shaped member (15). ) is fixedly connected with the ladder-like member (15).

4. A ceiling-mounted screen frame structure for an indoor theater according to claim 1, characterized in that: the top of the second steel rope (31) is fixedly connected to the bottom of the ladder-shaped member (15), and the A second ground bearing member (33) is threadedly connected to the bottom of the second steel rope (31) through the second turnbuckle bolt (32), and the bottom of the second ground bearing member (33) is fixedly connected to the bottom.

5. The ceiling-mounted screen frame structure for an indoor cinema according to claim 1, characterized in that: a bracket (41) is provided on the rear side of the first steel rope (21), and the bracket (41) A placement plate (42) is installed on the top of the .

6 . The ceiling-mounted screen frame structure for an indoor theater according to claim 1 , wherein the second ground bearing member ( 33 ) is fixedly connected to the ground through expansion screws. 7 .

7. The implementation method of a ceiling-mounted screen frame structure for indoor theaters according to any one of claims 1-6, comprising the following steps:

S1. Set an overhead force-bearing member on the building structure above the screen frame, and after determining the number of hoisting units, directly weld the hoisting units to the top of the steel structural member of the roof;

S2. At the rear of the screen frame, use expansion screws to set the ground force member on the ground; after hoisting the screen frame to the top, extend the ladder-shaped member down to the ground and fix it on the ground;

S3. After the components of the screen frame are assembled on the ground, use the hoisting mechanism to slowly lift them up. When lifting, you can use auxiliary tools such as tractors to improve the efficiency;

S4. In S3, after lifting to the specified height, install the ground tensioning mechanism;

S5. In S4, the ladder-like member is extended down to the ground and fixed on the ground;

S6. In S5, the ladder-like member is extended upward to the roof in a state of being fixed with the ground, and is fixed on the roof;

S7, the installation is complete.

8. a kind of ceiling-mounted screen frame structure for indoor cinema according to claim 7 and implementation method, it is characterized in that: the installation structure does not have independent support member, need to rely on the building structure support force of the house where the screen frame is located, by hoisting The hoisting force support of the mechanism (2).