CN214751308U

CN214751308U - Self-elevating spliced high-brightness projection screen

Info

Publication number: CN214751308U
Application number: CN202121279067.5U
Authority: CN
Inventors: 陈国锋
Original assignee: Hangzhou Xianrui Digital Technology Co ltd
Current assignee: Hangzhou Xianrui Digital Technology Co ltd
Priority date: 2021-06-09
Filing date: 2021-06-09
Publication date: 2021-11-16
Anticipated expiration: 2031-06-09

Abstract

The utility model discloses a from lift-type makeup width of cloth hi-lite projection screen, including screen main part, reassembling type combined mechanism, curtain, over-and-under type concatenation mechanism and second screen main part, the below of screen main part is provided with reassembling type combined mechanism, the middle part of screen main part is provided with the curtain, the top of curtain is provided with over-and-under type concatenation mechanism. This from lift-type makeup hi-lite projection screen, the existence of hydraulic pressure quarter butt and hydraulic pressure stock, can be convenient for the curtain expand and remove it when the assembly, the user can be folded its manual work simultaneously along with hydraulic pressure quarter butt and the decline of hydraulic pressure stock, make its slow orderly folding advance the curtain standing groove middle part can, and rotate splice bar and splice groove existence between the two, can the person of being convenient for make up the assembly to screen main part and second screen main part, make its both be in same water flat line, the operation is expanded in the curtain lift of unified carrying out, thereby reach the beneficial effect of multiunit concatenation.

Description

Self-elevating spliced high-brightness projection screen

Technical Field

The utility model relates to a projection screen technical field specifically is a from lift-type makeup hi-lite projection screen.

Background

The screen is a white screen for displaying projection, meets the requirements of people on watching screen contents at various angles, is widely applied to various fields of life, such as class in schools, field of college and the like, and is fixed by a permanent screen frame which is erected on a projection table when a sound-free film is not available, and after a sound film is produced, a screen with holes is made of rubber and plastic materials due to the sound transmission requirement, so that a loudspeaker arranged behind the screen emits sound through the screen.

In use of a projection screen in the market, most of main bodies firstly need to project and live for searching available supports for ascending height and hanging installation, and generally, the positions for installing the screen are difficult to be found out again, so that certain danger and trouble are brought to users.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a from lift-type makeup width of cloth hi-lite projection screen to most of main parts that propose in solving above-mentioned background art all need at first all to look for usable support again the activity scene and ascend a height and hang the installation, hardly reappear the position that the field found the installation screen under the general condition, thereby bring certain danger and troublesome problem for the user.

In order to achieve the above object, the utility model provides a following technical scheme: a self-elevating splicing high-brightness projection screen comprises a screen main body, a detachable combination mechanism, a screen, an elevating splicing mechanism and a second screen main body, wherein the detachable combination mechanism is arranged below the screen main body;

over-and-under type concatenation mechanism includes:

the hydraulic short rods are arranged on two sides of the middle part of the detachable combined mechanism;

the hydraulic long rod is connected to the middle part of the hydraulic short rod;

the screen top frame is assembled at the top end of the hydraulic long rod;

the magnetic sub-pieces are arranged on two sides of the front end of the screen top frame;

the rotary splicing rod is movably arranged at one end of the side of the screen top frame;

the limiting block is arranged below one side of the rotary splicing rod;

the splicing groove is arranged in the middle of the left side of the screen top frame;

the qualitative rotating shafts are symmetrical to two sides of the top end of the screen top frame;

the connecting plate is connected to the other side of the qualitative rotating shaft;

and the magnetic female part is symmetrical to the inner side of the connecting plate.

Preferably, the detachable combination mechanism includes:

the screen underframe is arranged below the lifting type splicing mechanism;

the hydraulic base assembling grooves are symmetrical to two sides of the middle part of the screen underframe;

and the curtain placing groove is arranged on one side of the middle part of the screen underframe.

Preferably, the curtain standing groove is rectangular recess form, and is the horizontal form distribution between curtain standing groove and the screen chassis between the two.

Preferably, the screen main body forms a splicing type combined structure with the splicing groove and the second screen main body by rotating the splicing rod, and the splicing rod and the splicing groove are oppositely distributed along the vertical central axis of the screen main body by rotating.

Preferably, the screen top frame forms a lifting structure through the hydraulic short rod and the hydraulic long rod, and the hydraulic short rod and the hydraulic long rod are provided with two groups.

Preferably, the connecting plate forms a rotating structure with the screen top frame through a qualitative rotating shaft, and the connecting plate is in a long strip shape.

Preferably, the connecting plate forms a magnetic attraction structure through the magnetic sub-piece, the magnetic mother piece and the screen top frame, and the magnetic sub-piece and the magnetic mother piece are provided with two groups.

Compared with the prior art, the beneficial effects of the utility model are that: the self-elevating type splicing high-brightness projection screen has the advantages that the hydraulic short rod and the hydraulic long rod are arranged, the screen can be conveniently unfolded and removed during assembly, meanwhile, the curtain can be manually folded along with the descending of the hydraulic short rod and the hydraulic long rod by a user, so that the curtain can be slowly and orderly folded into the middle part of the curtain placing groove, and the existence of the rotary splicing rod and the splicing groove can facilitate the user to combine and splice the screen main body and the second screen main body to ensure that the two screen main bodies are positioned at the same horizontal line to uniformly carry out the lifting and unfolding operation of the screen, thereby reach the beneficial effect of multiunit concatenation, the magnetic mother spare that the inboard symmetry of connecting plate at last and the existence between the screen roof-rack front end magnetism subelement can play the tight beneficial effect of magnetism clamp to the curtain, avoid the curtain to appear the bad phenomenon that drops at the in-process that rises to also convenient to use person carries out the dismouting operation to the curtain.

The existence of hydraulic pressure quarter butt and hydraulic pressure stock can be convenient for the curtain and expand it when the assembly, and is same, after the user finishes using, also can utilize above-mentioned method to descend the screen roof-rack, also convenient to use person when reducing the occupation of land space withdraws it.

Rotate splice bar and splice groove existence between the two, can the person of facilitating the use make up screen main part and second screen main part and assemble, make both be in same water flat line, the curtain goes up and down to expand the operation in unison, thereby reach the beneficial effect of multiunit concatenation, the magnetic mother spare that the inboard symmetry of connecting plate simultaneously and the existence between them of screen roof-rack front end magnetic son spare, can play the tight beneficial effect of magnetism clamp to the curtain, avoid the curtain to appear the bad phenomenon that drops at the in-process that rises, and also the person of facilitating the use carries out the dismouting operation to the curtain.

When the screen roof-rack falls through hydraulic pressure quarter butt and hydraulic pressure stock, its curtain can be manually folded along with the user when pushing down, make its slow neat folding advance the curtain standing groove middle part can to the existence of hydraulic pressure base assembly groove, can the person of facilitating the use carry out whole piece dismouting to hydraulic pressure quarter butt and hydraulic pressure stock.

Drawings

Fig. 1 is a schematic structural view of the screen main body of the present invention in an unfolded state;

FIG. 2 is a schematic structural view of the utility model in a combined and spliced state;

FIG. 3 is a schematic structural view of the curtain of the present invention in a disassembled state;

fig. 4 is a schematic view of a three-dimensional structure of the screen top frame of the present invention;

fig. 5 is a schematic structural view of the screen main body of the present invention in a closed state;

fig. 6 is a schematic view of the bottom frame of the screen of the present invention.

In the figure: 1. a screen main body; 2. a detachable combination mechanism; 201. a screen chassis; 202. a hydraulic base assembly groove; 203. a curtain placing groove; 3. a curtain; 4. a lifting type splicing mechanism; 401. a hydraulic short rod; 402. a hydraulic long rod; 403. a screen top frame; 404. a magnetic sub-assembly; 405. rotating the splicing rods; 406. a limiting block; 407. splicing grooves; 408. a qualitative rotating shaft; 409. a connecting plate; 410. a magnetic master; 5. a second screen main body.

Detailed Description

As shown in fig. 1 to 5, a self-elevating type tiled high brightness projection screen includes: a screen main body 1; the below of screen main part 1 is provided with reassembling type combined mechanism 2, and the middle part of screen main part 1 is provided with curtain 3, and the top of curtain 3 is provided with over-and-under type splicing mechanism 4, and over-and-under type splicing mechanism 4's avris is connected with second screen main part 5, and over-and-under type splicing mechanism 4 includes: hydraulic short rods 401 provided on both sides of the middle part of the detachable combination mechanism 2; a long hydraulic rod 402 connected to the middle of the short hydraulic rod 401; the screen top frame 403 is assembled at the top end of the hydraulic long rod 402, the screen top frame 403 forms a lifting structure with the hydraulic long rod 402 through the hydraulic short rod 401, two groups of hydraulic short rods 401 and hydraulic long rod 402 are arranged, the hydraulic short rods 401 and the hydraulic long rod 402 can be conveniently unfolded during assembly of the screen 3, similarly, after a user finishes using the screen top frame 403, the screen top frame 403 can be lowered by the method, occupied space is reduced, the screen top frame can be conveniently removed by the user, and the magnetic sub-pieces 404 are arranged on two sides of the front end of the screen top frame 403; a rotary splicing rod 405 which is movably arranged at one end of the side of the screen top frame 403; a limiting block 406 arranged below one side of the rotary splicing rod 405; the splicing groove 407 is arranged in the middle of the left side of the screen top frame 403, the screen main body 1, the splicing groove 407 and the second screen main body 5 form a splicing type combined structure by rotating the splicing rod 405, the splicing rod 405 and the splicing groove 407 are oppositely distributed along the vertical central axis of the screen main body 1, and the splicing rod 405 and the splicing groove 407 are rotated to facilitate a user to assemble the screen main body 1 and the second screen main body 5 in a combined manner, so that the two screen main bodies are positioned on the same horizontal line, and the lifting and unfolding operation of the screen 3 is uniformly performed, so that the beneficial effects of multi-group splicing are achieved, and the qualitative rotating shaft 408 is symmetrical to two sides of the top end of the screen top frame 403; the connecting plate 409 is connected to the other side of the qualitative rotating shaft 408, the connecting plate 409 forms a rotating structure with the screen top frame 403 through the qualitative rotating shaft 408, the connecting plate 409 is in a long strip shape, the magnetic female piece 410 is symmetrical to the inner side of the connecting plate 409, the connecting plate 409 forms a magnetic attraction structure with the magnetic female piece 410 and the screen top frame 403 through the magnetic male piece 404, the magnetic male piece 404 and the magnetic female piece 410 are provided with two groups, the magnetic female piece 410 symmetrical to the inner side of the connecting plate 409 and the magnetic male piece 404 at the front end of the screen top frame 403 exist, the beneficial effect of magnetic clamping can be achieved on the screen 3, the bad phenomenon that the screen 3 drops in the lifting process is avoided, and the screen 3 can be conveniently disassembled and assembled by a user.

As shown in fig. 6, a self-elevating type splicing high-brightness projection screen, the detachable combination mechanism 2 includes: a screen chassis 201 disposed below the elevation type splicing mechanism 4; the hydraulic base assembling grooves 202 are symmetrical to two sides of the middle part of the screen chassis 201; curtain standing groove 203, it sets up in the middle part one side of screen chassis 201, curtain standing groove 203 is the rectangle recess form, and be the level form distribution between curtain standing groove 203 and the screen chassis 201 both, when screen roof-rack 403 descends through hydraulic pressure quarter butt 401 and hydraulic pressure stock 402, its curtain 3 can be manually folded along with the user when pushing down, make its slow orderly folding advance curtain standing groove 203 middle part can, and the existence of hydraulic pressure base assembly groove 202, can the person of facilitating the use carry out whole dismouting to hydraulic pressure quarter butt 401 and hydraulic pressure stock 402.

The working principle is as follows: for the self-elevating type splicing high-brightness projection screen, firstly, the screen 3 can be conveniently unfolded during assembly through the existence of the hydraulic short rod 401 and the hydraulic long rod 402, similarly, after the use of a user is finished, the screen top frame 403 can also be lowered by the method, the occupied space is reduced, meanwhile, the screen 3 can be conveniently removed by the user, the user can manually fold the screen 3 along with the descending of the hydraulic short rod 401 and the hydraulic long rod 402, the screen is slowly and orderly folded into the middle part of the screen placing groove 203, in addition, the existence of the hydraulic base assembling groove 202 can facilitate the user to integrally disassemble and assemble the hydraulic short rod 401 and the hydraulic long rod 402, in addition, the existence of the rotating splicing rod 405 and the splicing groove 407 can facilitate the user to assemble and assemble the screen main body 1 and the second screen main body 5, and ensure that the two are in the same horizontal line, the operation of curtain 3 lift expansion is carried out in unison to reach the beneficial effect of multiunit concatenation, the magnetic mother spare 410 and the existence between the screen roof-rack 403 front end magnetic son spare 404 that the inboard symmetry of connecting plate 409 is symmetrical at last can play the tight beneficial effect of magnetism clamp to curtain 3, avoid curtain 3 to appear the bad phenomenon that drops at the in-process that rises, and also convenient to use person carries out the dismouting operation to curtain 3.

Claims

1. The utility model provides a from lift-type piece together width of cloth hi-lite projection screen, includes screen main part (1), reassembling type combined mechanism (2), curtain (3), over-and-under type concatenation mechanism (4) and second screen main part (5), its characterized in that: a detachable combination mechanism (2) is arranged below the screen main body (1), a curtain (3) is arranged in the middle of the screen main body (1), a lifting type splicing mechanism (4) is arranged above the curtain (3), and the side of the lifting type splicing mechanism (4) is connected with a second screen main body (5);

the lifting type splicing mechanism (4) comprises:

the hydraulic short rods (401) are arranged on two sides of the middle part of the detachable combined mechanism (2);

a long hydraulic rod (402) connected to the middle of the short hydraulic rod (401);

a screen top frame (403) which is assembled at the top end of the hydraulic long rod (402);

magnetic sub-pieces (404) arranged on both sides of the front end of the screen top frame (403);

the rotary splicing rod (405) is movably arranged at one end of the side of the screen top frame (403);

a limiting block (406) arranged below one side of the rotary splicing rod (405);

the splicing groove (407) is arranged in the middle of the left side of the screen top frame (403);

the qualitative rotating shafts (408) are symmetrical to two sides of the top end of the screen top frame (403);

a connecting plate (409) connected to the other side of the qualitative rotating shaft (408);

a magnetic female member (410) symmetrical to an inner side of the connection plate (409).

2. The self-elevating tiled high-brightness projection screen according to claim 1, wherein: the detachable combined mechanism (2) comprises:

the screen underframe (201) is arranged below the lifting splicing mechanism (4);

the hydraulic base assembling grooves (202) are symmetrical to the two sides of the middle part of the screen chassis (201);

and a curtain placing groove (203) which is arranged on one side of the middle part of the screen chassis (201).

3. The self-elevating tiled high-brightness projection screen according to claim 2, wherein: the curtain placing groove (203) is rectangular groove-shaped, and the curtain placing groove (203) and the screen bottom frame (201) are distributed horizontally.

4. The self-elevating tiled high-brightness projection screen according to claim 1, wherein: the screen main body (1) forms a splicing type combined structure through rotating the splicing rod (405), the splicing groove (407) and the second screen main body (5), and the splicing rod (405) and the splicing groove (407) are oppositely distributed along the vertical central axis of the screen main body (1).

5. The self-elevating tiled high-brightness projection screen according to claim 1, wherein: the screen top frame (403) and the hydraulic long rod (402) form a lifting structure through the hydraulic short rod (401), and two groups of hydraulic short rods (401) and two groups of hydraulic long rods (402) are arranged.

6. The self-elevating tiled high-brightness projection screen according to claim 1, wherein: the connecting plate (409) and the screen top frame (403) form a rotating structure through a qualitative rotating shaft (408), and the connecting plate (409) is in a long strip shape.

7. The self-elevating tiled high-brightness projection screen according to claim 1, wherein: the connecting plate (409) forms a magnetic attraction structure with the magnetic female part (410) and the screen top frame (403) through the magnetic male part (404), and the magnetic male part (404) and the magnetic female part (410) are provided with two groups.