CN219245935U

CN219245935U - Stretch film screen

Info

Publication number: CN219245935U
Application number: CN202223603944.7U
Authority: CN
Inventors: 陈林
Original assignee: Maanshan Star Giant Screen Television Equipment Technology Co ltd
Current assignee: Maanshan Star Giant Screen Television Equipment Technology Co ltd
Priority date: 2022-12-31
Filing date: 2022-12-31
Publication date: 2023-06-23
Anticipated expiration: 2032-12-31

Abstract

The utility model relates to the field of film screens and discloses a stretching film screen which comprises a screen frame, wherein the screen frame comprises support rods, limit grooves are formed in the middle of one side, close to the support rods, of each support rod, fixing columns are fixedly connected to the upper parts of the sides, close to the support rods, of each support rod, and a screen main body is connected to the support rods through the fixing columns. According to the stretched film screen, when the screen is used, people can take out the ejector rods from the two ends of the winding rod, then connect the two ends of the winding rod with the fixed columns, clamp the two ends of the counterweight rod into the limiting groove, at the moment, the ejector rods penetrate through the fixed holes and the connecting sleeve, after the ejector rods penetrate through the connecting sleeve, the two ends of the screen can be stretched through the connecting sleeve, the screen can be stretched, after the bottom ends of the ejector rods contact the counterweight rod, the counterweight rod can be stretched downwards through the ejector rods, the screen can be further stretched, and the subsequent film throwing work is facilitated.

Description

Stretch film screen

Technical Field

The utility model relates to the field of film screens, in particular to a stretch film screen.

Background

When film playing and theme propaganda are carried out in the open air, film screens can be used, the film screens are white barriers used when film projection is carried out, film theatres generally use sound-transmitting screens, fine sound-transmitting holes are formed in the middle of each screen, the film screens are generally stretched and fixed through fixed frames when installed, the film screens are fixed in the mode, the film screens are generally inconvenient to carry and move due to the fact that the size of the frames is large, and when the film screens are fixed, the film screens are not uniformly stressed to be pulled and deformed, so that projection effects are affected.

Disclosure of Invention

The main purpose of the utility model is to provide a stretch film screen which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a stretch-draw formula film screen, includes the screen frame, the screen frame includes the bracing piece, the spacing groove has all been seted up to one side middle part that the bracing piece is close to, one side upper portion that the bracing piece is close to all fixedly connected with fixed column mutually, the bracing piece all is connected with the screen main part through the fixed column.

Preferably, the screen main part includes the winding pole, winding pole periphery middle part fixedly connected with curtain, the one end fixedly connected with counter weight pole of winding pole is kept away from to the curtain, equal sliding connection in spacing inslot in counter weight pole both ends, equal fixedly connected with adapter sleeve in curtain both ends middle part, the inside cover of adapter sleeve is equipped with the ejector pin, the ejector pin bottom all sets up in counter weight pole top both sides, the equal threaded connection in fixed orifices in ejector pin top is inside, the connector has all been seted up at winding pole both ends middle part.

Preferably, the fixing holes penetrate through two parts of the winding rod.

Preferably, the inside of connector all threaded connection has the fixed column.

Preferably, the upper side and the lower side of the middle part in the winding rod are provided with storage holes.

Preferably, the top ends of the ejector rods are fixedly connected with knobs.

Compared with the prior art, the utility model has the following beneficial effects:

when using the curtain, people can take out the ejector pin from the both ends of rolling pole earlier, be connected the both ends and the fixed column of rolling pole again, and draw into the spacing inslot with the both ends card of counter weight pole, pass fixed orifices and adapter sleeve again this moment, after the ejector pin passed the adapter sleeve, can tighten the both ends of curtain through the adapter sleeve, make the curtain can be opened, after the counter weight pole is contacted to the bottom of ejector pin, can downwards tighten the counter weight pole through the ejector pin, make the curtain can be further expanded, be favorable to follow-up film throwing work, after the projection finishes, people can rotate the ejector pin through the knob, make the ejector pin can follow the inside extraction of adapter sleeve, after the ejector pin is whole to draw out, people can get up the curtain through the rolling pole, twist the rolling pole again, can separate rolling pole and fixed column, at this moment, people can insert the ejector pin into respectively and accomodate the downthehole for screen frame and screen main part can be split, thereby can reach the area reduction people and be favorable to transporting screen frame and screen main part and store.

Drawings

FIG. 1 is a schematic view showing an expanded state of a pull-down film screen according to the present utility model;

FIG. 2 is a schematic view showing a partial structure of a screen in a rolled state of a pull-up film according to the present utility model;

fig. 3 is an enlarged view at a in fig. 1.

In the figure: 1. a screen frame; 101. a limit groove; 102. a support rod; 103. fixing the column; 2. a screen main body; 201. a curtain; 202. a weight bar; 203. connecting sleeves; 204. a winding rod; 205. a fixing hole; 206. a push rod; 207. a connection port; 208. a knob; 209. and a storage hole.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-3, a stretched film screen comprises a screen frame 1, wherein the screen frame 1 comprises a support rod 102, a limiting groove 101 is formed in the middle of one side, close to the support rod 102, of the support rod 102, fixing columns 103 are fixedly connected to the upper parts of the sides, close to the support rod 102, of the support rod 102, and the support rod 102 is connected with a screen main body 2 through the fixing columns 103.

In this embodiment, the screen frame 1 includes a support rod 102, a limiting groove 101 is formed in the middle of a side, close to the support rod 102, of the support rod 102, fixing columns 103 are fixedly connected to the upper portion of the side, close to the support rod 102, of the support rod 102, and the support rod 102 is connected to the screen main body 2 through the fixing columns 103.

Specifically, when using curtain 201, people can take out ejector pin 206 from the both ends of rolling pole 204 earlier, be connected with fixed column 103 with the both ends of rolling pole 204 again, and go into spacing groove 101 inside with the both ends card of counter weight pole 202, pass fixed orifices 205 and adapter sleeve 203 again this moment, after ejector pin 206 passed adapter sleeve 203, can tighten the both ends of curtain 201 through adapter sleeve 203 for curtain 201 can be opened, after the bottom of ejector pin 206 contacted counter weight pole 202, can tighten counter weight pole 202 downwards through ejector pin 206, so that curtain 201 can be further expanded, be favorable to follow-up film to put in work.

In this embodiment, screen main part 2 includes rolling pole 204, rolling pole 204 periphery middle part fixedly connected with curtain 201, the curtain 201 is kept away from rolling pole 204's one end fixedly connected with counter weight pole 202, counter weight pole 202 both ends all sliding connection is inside spacing groove 101, equal fixedly connected with adapter sleeve 203 in curtain 201 both ends middle part, the inside cover of adapter sleeve 203 is equipped with ejector pin 206, ejector pin 206 bottom all sets up in counter weight pole 202 top both sides, ejector pin 206 top equal threaded connection is inside fixed orifices 205, connecting port 207 has all been seted up at rolling pole 204 both ends middle part, fixed orifices 205 all run through rolling pole 204 two parts, connecting port 207 inside equal threaded connection has fixed column 103, the middle part upside down all is provided with accomodates hole 209 in the rolling pole 204, the equal fixedly connected with knob 208 in ejector pin 206 top.

Specifically, when the projection is finished, people can rotate the ejector rod 206 through the knob 208, so that the ejector rod 206 can be pulled out from the inside of the connecting sleeve 203, after the ejector rod 206 is completely pulled out, people can wind the screen 201 through the winding rod 204 and then twist the winding rod 204, the winding rod 204 and the fixing column 103 can be separated, at this time, people can insert the ejector rod 206 into the storage holes 209 respectively, so that the screen frame 1 and the screen main body 2 can be split and stored, the occupied area of the screen frame 1 can be reduced, and the screen frame 1 and the screen main body 2 can be transported and stored conveniently.

Working principle:

when in actual use, when using curtain 201, people can take out ejector pin 206 from the both ends of rolling pole 204 earlier, be connected with fixed column 103 with the both ends of rolling pole 204 again, and draw in spacing groove 101 inside with the both ends card of counter weight pole 202, pass fixed orifices 205 and adapter sleeve 203 again this moment, after ejector pin 206 passed adapter sleeve 203, can tighten the both ends of curtain 201 through adapter sleeve 203, make curtain 201 can be opened, after the bottom of ejector pin 206 contacts counter weight pole 202, can downwards tighten counter weight pole 202 through ejector pin 206, make curtain 201 can be further expanded, be favorable to follow-up film throwing work, after the projection is finished, people can rotate ejector pin 206 through knob 208, make ejector pin 206 can follow the inside extraction of adapter sleeve 203, after the whole extraction of ejector pin 206, people can wind up curtain 201 through rolling pole 204, and can separate rolling pole 204 and fixed column 103, people can insert into respectively and accomodate the hole 209 inside, make

screen frame

1 and 2 can be accomodate with the screen frame 2, thereby can be taken up with screen frame 2 and screen 2, screen storage area is reduced, screen frame 2 is taken up with screen frame 2 to the screen is favorable to the storage.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A stretch film screen comprising a screen frame (1), characterized in that: the screen frame (1) comprises a supporting rod (102), limiting grooves (101) are formed in the middle of one side, close to the supporting rod, of the supporting rod (102), fixing columns (103) are fixedly connected to the upper portion, close to the supporting rod (102), of one side, and the supporting rod (102) is connected with a screen main body (2) through the fixing columns (103).

2. A pull-down motion picture screen as recited in claim 1, wherein: the screen main body (2) comprises a winding rod (204), a screen (201) is fixedly connected to the middle part of the periphery of the winding rod (204), one end of the screen (201) away from the winding rod (204) is fixedly connected with a balance weight rod (202), two ends of the balance weight rod (202) are slidably connected inside a limiting groove (101), connecting sleeves (203) are fixedly connected to the middle parts of two ends of the screen (201), ejector rods (206) are sleeved inside the connecting sleeves (203), the bottom ends of the ejector rods (206) are arranged on two sides of the top ends of the balance weight rod (202), the top ends of the ejector rods (206) are connected inside fixing holes (205) in a threaded mode, and connecting ports (207) are formed in the middle parts of two ends of the winding rod (204).

3. A pull-down motion picture screen as recited in claim 2, wherein: the fixing holes (205) penetrate through two parts of the winding rod (204).

4. A pull-down motion picture screen as recited in claim 2, wherein: the inside of connector (207) all threaded connection has fixed column (103).

5. A pull-down motion picture screen as recited in claim 2, wherein: the upper side and the lower side of the middle part in the winding rod (204) are respectively provided with a storage hole (209).

6. A pull-down motion picture screen as recited in claim 2, wherein: the top ends of the ejector rods (206) are fixedly connected with knobs (208).