A spliced projection screen with good light reflection effect

Abstract

The application discloses a spliced projection screen with good light reflection effect, which comprises an inner frame vertical plate, the outer side of the inner frame vertical plate is in contact with an inner frame horizontal plate, and the inner frame vertical plate and the inner frame horizontal plate are connected through a fixing assembly. The inner wall of the inner frame vertical plate is fixedly installed with an inner plate, so that the inner frame horizontal plate can be directly spliced on the outer side of the inner frame vertical plate, and the guide column can be located in the inside of the U-shaped groove. Subsequently, the splicing between the inner frame vertical plate and the inner frame horizontal plate is quickly fixed through the engagement between the hexagonal nut and the thread. The device can quickly improve the splicing efficiency, effectively reduce the number of hexagonal nuts, and improve the brightness of the screen cloth made of glass beads.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of projection screens, in particular to a spliced projection screen with good light reflection effect. BACKGROUND

[0002] The projection screen is also called projection curtain, which is generally divided into commercial curtain, household curtain and engineering curtain. There are many types of curtains, which are divided into high, medium and low grades, and can be selected according to the occasion. Meanwhile, the curtain is divided into fixed type and storage type.

[0003] At present, there are some problems in the use of the fixed projection screen. The inner frame of the fixed projection screen is spliced and connected, which is convenient to carry and easy to install for personnel. However, a large number of bolts are used for splicing and connecting between the inner frames, which makes the installation progress slow, and the connection of a large number of bolts causes waste of resources and economic expenditure. Therefore, the present application provides a spliced projection screen with good light reflection effect to solve the above problems. SUMMARY

[0004] The present application aims to provide a spliced projection screen with good light reflection effect to solve the problems in the background art.

[0005] To achieve the above-mentioned purpose, the present application provides the following technical scheme: a spliced projection screen with good light reflection effect, comprising an inner frame vertical plate, the outer side of the inner frame vertical plate abutting an inner frame horizontal plate, the inner frame vertical plate and the inner frame horizontal plate being connected by a fixed assembly, the outer side of the inner frame vertical plate and the inner frame horizontal plate being fixedly installed with a connecting plate, the outer side of the inner frame vertical plate and the inner frame horizontal plate being paved with a screen cloth, the screen cloth and the connecting plate being connected by a spring, the outer side of the screen cloth being sleeved with an outer frame, the outer frame being fixedly installed on the outer side of the inner frame vertical plate and the inner frame horizontal plate by bolts.

[0006] The fixed assembly comprises an inner plate, the inner plate being fixedly installed on the inner wall of the inner frame vertical plate, the outer side of the inner plate being fixedly installed with an L-shaped column, the outer side of the L-shaped column being fixedly installed with a guide column, the guide column being inserted into the inner part of a U-shaped groove, the U-shaped groove being opened on the outer side of the inner frame horizontal plate, the outer side of the guide column being provided with a thread, the thread being engaged with a hexagonal nut, the hexagonal nut being fastened on the outer side of the inner frame horizontal plate.

[0007] As a further preferred embodiment of the present application, the outer side of the guide column is fixedly installed with an extrusion plate, and the extrusion plate abuts against the inner wall of the inner frame horizontal plate.

[0008] As a further preferred embodiment of the present application, one end of the side wall of the U-shaped groove is provided in an arc shape, and the U-shaped groove is slidingly connected with the guide column.

[0009] As a further preferred of the technical solution, the hexagon nut is engaged with the thread, and one end of the hexagon nut is on the same horizontal line as one end of the guide column.

[0010] As a further preferred of the technical solution, the outer frame is fixedly installed with a square plate, the upper surface of the square plate is provided with a clamping groove, and the clamping groove is internally provided with a fixed hanging piece. The fixed hanging piece is provided in three groups, and the three groups of fixed hanging pieces are triangularly distributed on the outer side of the outer frame.

[0011] As a further preferred of the technical solution, the top end of one group of the fixed hanging pieces is hingedly rotatable with a connecting shaft, and the outer side of the connecting shaft is fixedly installed with a push piece.

[0012] As a further preferred of the technical solution, the clamping groove is provided in a trapezoidal shape, and the upper portion of the clamping groove can be matched with the top end of the fixed hanging piece.

[0013] The present application provides a spliced projection screen with good reflective effect, which has the following beneficial effects:

[0014] The inner wall of the inner frame vertical plate is fixedly installed with an embedded plate, so that the personnel can directly splice the inner frame horizontal plate on the outer side of the inner frame vertical plate, so that the guide column can be located in the inner portion of the U-shaped groove. Subsequently, the hexagon nut is engaged with the thread, thereby quickly fixing the splicing between the inner frame vertical plate and the inner frame horizontal plate. The device can quickly improve the splicing efficiency while maintaining the original convenient carrying and convenient personnel installation. At the same time, the use of the hexagon nut is effectively reduced, and the screen cloth is made of glass bead material, which can effectively improve the brightness of the screen cloth.

[0015] The matching between the three groups of fixed hanging pieces, the clamping groove and the fixed hanging piece can further stabilize the position of the outer frame to prevent the overall horizontal plane of the outer frame from being uneven. Meanwhile, the three square plates are distributed on the outer side of the outer frame, which can further facilitate the personnel to combine the square plate and the fixed hanging piece. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a front view of the structure of the present application;

[0017] Figure 2 It is a rear view of the structure of the present application in a split state;

[0018] Figure 3 It is a structure of A in the present application; Figure 2

[0019] Figure 4 ​It is a structure front view schematic diagram of the square plate and the fixed hanging piece in a separated state.

[0020] In the figure: 1, inner frame vertical plate; 2, inner frame horizontal plate; 3, connecting plate; 4, silver screen cloth; 5, outer frame; 6, fixed assembly; 7, built-in plate; 8, L-shaped column; 9, guide column; 10, U-shaped groove; 11, screw thread; 12, hexagonal nut; 13, extruded plate; 14, square plate; 15, clamping groove; 16, fixed hanging piece; 17, connecting shaft; 18, push piece. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application.

[0022] The present application provides a technical solution: as Figure 1 and Figure 4As shown, in this embodiment, a spliced projection screen with good reflection effect, comprising an inner frame vertical plate 1, the outer side of the inner frame vertical plate 1 abutting an inner frame horizontal plate 2, the inner frame vertical plate 1 and the inner frame horizontal plate 2 being connected by a fixed assembly 6, the outer side of the inner frame vertical plate 1 and the inner frame horizontal plate 2 being fixedly installed with a connecting plate 3, the outer side of the inner frame vertical plate 1 and the inner frame horizontal plate 2 being laid with a screen cloth 4, the screen cloth 4 being connected with the connecting plate 3 by a spring, the outer side of the screen cloth 4 being sleeved with an outer frame 5, the outer frame 5 being fixedly installed on the outer side of the inner frame vertical plate 1 and the inner frame horizontal plate 2 by bolts, the fixed assembly 6 comprising an inner plate 7, the inner plate 7 being fixedly installed on the inner wall of the inner frame vertical plate 1, the outer side of the inner plate 7 being fixedly installed with an L-shaped cylinder 8, the outer side of the L-shaped cylinder 8 being fixedly installed with a guide column 9, the guide column 9 being inserted into the inside of a U-shaped groove 10, the U-shaped groove 10 being opened on the outer side of the inner frame horizontal plate 2, the outer side of the guide column 9 being provided with a thread 11, the thread 11 being engaged with a hexagon nut 12, the hexagon nut 12 being fastened on the outer side of the inner frame horizontal plate 2, the inner wall of the inner frame vertical plate 1 being fixedly installed with the inner plate 7, so that the inner frame horizontal plate 2 can be directly spliced on the outer side of the inner frame vertical plate 1, the guide column 9 can be in the inside of the U-shaped groove 10, and the splicing between the inner frame vertical plate 1 and the inner frame horizontal plate 2 can be quickly fixed by the engagement between the hexagon nut 12 and the thread 11, which can quickly improve the splicing efficiency, effectively reduce the number of hexagon nuts 12 used, and improve the brightness of the screen cloth 4 made of glass beads, the outer side of the guide column 9 being fixedly installed with an extrusion plate 13, the extrusion plate 13 abutting the inner wall of the inner frame horizontal plate 2, the extrusion plate 13 being able to further improve the fastening of the hexagon nut 12 on the outer side of the inner frame horizontal plate 2, so that the connection between the inner frame vertical plate 1 and the inner frame horizontal plate 2 is more firm, one end of the sidewall of the U-shaped groove 10 being provided in an arc shape, the U-shaped groove 10 being slidingly connected with the guide column 9, the arc shape being provided to facilitate the smooth insertion of the guide column 9 into the inside of the U-shaped groove 10 for sliding work, one end of the hexagon nut 12 and one end of the guide column 9 being on the same horizontal line in the engagement state between the hexagon nut 12 and the thread 11, to prevent scratching the personnel to a certain extent, and to prompt the rotation of the hexagon nut 12.

[0023] As Figure 3As shown, the outer side of the outer frame 5 is fixedly provided with a square plate 14, the upper surface of the square plate 14 is provided with a clamping groove 15, the inside of the clamping groove 15 is inserted with a fixed hanging piece 16, the fixed hanging piece 16 is provided with three groups, the three groups of fixed hanging pieces 16 are distributed in a triangular shape on the outer side of the outer frame 5, and the cooperation between the three groups of fixed hanging pieces 16 and the fixed hanging piece 16 can more stably position the outer frame 5, so as to prevent the whole outer frame 5 from being uneven in the horizontal plane, and the three groups of square plates 14 distributed on the outer side of the outer frame 5 can further facilitate the combination work between the square plate 14 and the fixed hanging piece 16, the top end of a group of fixed hanging pieces 16 is hingedly connected with a connecting shaft 17, the outer side of the connecting shaft 17 is fixedly provided with a push piece 18, and the connecting shaft 17 is rotated, so that the push piece 18 can be positioned on the upper surface of the square plate 14, that is, the height position of the square plate 14 is limited, so as to prevent the outer frame 5 from shaking when the screen cloth 4 is cleaned, and the clamping groove 15 is provided in a trapezoidal shape, and the top end of the fixed hanging piece 16 can be matched with the upper part of the clamping groove 15, so that the clamping groove 15 can be smoothly and quickly sleeved on the top end of the fixed hanging piece 16.

[0024] The application provides a spliced projection screen with good reflection effect, and the specific working principle is as follows.

[0025] In use, the inner frame horizontal plate 2 is moved close to one side of the inner frame vertical plate 1, so that the guide column 9 can be inserted into the inside of the U-shaped groove 10 and move in the inside thereof, until the inner frame vertical plate 1 abuts against the outer side of the inner frame horizontal plate 2, then the hexagonal nut 12 is rotated to the thread 11 provided on the outer side of the guide column 9, so that the hexagonal nut 12 can be tightly fixed on the outer side of the inner frame horizontal plate 2, and the pressing plate 13 can be tightly fixed on the inner wall of the inner frame horizontal plate 2, then the screen cloth 4 is sleeved on the outer sides of the inner frame vertical plate 1 and the inner frame horizontal plate 2, then the two ends of the spring are connected to the outer sides of the screen cloth 4 and the connecting plate 3, then the outer frame 5 is sleeved on the outer side of the screen cloth 4, then the outer frame 5 is fixed on the outer sides of the inner frame vertical plate 1 and the inner frame horizontal plate 2 through the bolts, then the fixed hanging pieces 16 are fixed on the wall surface, then the square plate 14 fixedly provided on the outer side of the outer frame 5 is sleeved on the outer side of the fixed hanging piece 16, that is, the clamping groove 15 is sleeved on the outer side of the fixed hanging piece 16, and the rotation of the connecting shaft 17 can make the push piece 18 be positioned above the square plate 14.

[0026] Although the embodiments of the application have been shown and described, it is to be understood that for the purpose of the present application, the embodiments change, modify, replace and vary in many ways without departing from the principles and spirit of the application, and the scope of the application is defined by the appended claims and their equivalents.

Claims

1. A spliced ​​projection screen with good reflective properties, characterized in that: The system includes an inner frame vertical plate (1), the outer side of which abuts against an inner frame horizontal plate (2). The inner frame vertical plate (1) and the inner frame horizontal plate (2) are connected by a fixing component (6). A connecting plate (3) is fixedly installed on the outer side of both the inner frame vertical plate (1) and the inner frame horizontal plate (2). A screen cloth (4) is laid on the outer side of the inner frame vertical plate (1) and the inner frame horizontal plate (2). The screen cloth (4) is connected to the connecting plate (3) by a spring. An outer frame (5) is sleeved on the outer side of the screen cloth (4). The outer frame (5) is fixedly installed on the outer side of the inner frame vertical plate (1) and the inner frame horizontal plate (2) by bolts. The fixing component (6) includes an inner plate (7), which is fixedly installed on the inner wall of the inner frame vertical plate (1). An L-shaped column (8) is fixedly installed on the outer side of the inner plate (7). A guide column (9) is fixedly installed on the outer side of the L-shaped column (8). The guide column (9) is inserted into the interior of a U-shaped groove (10). The U-shaped groove (10) is opened on the outer side of the inner frame horizontal plate (2). A thread (11) is opened on the outer side of the guide column (9). A hexagonal nut (12) is engaged with the thread (11). The hexagonal nut (12) is fastened to the outer side of the inner frame horizontal plate (2).

2. The spliced ​​projection screen with good reflective effect according to claim 1, characterized in that: An extrusion plate (13) is fixedly installed on the outside of the guide column (9), and the extrusion plate (13) abuts against the inner wall of the inner frame horizontal plate (2).

3. The spliced ​​projection screen with good reflective effect according to claim 1, characterized in that: One end of the sidewall of the U-shaped groove (10) is set in an arc shape, and the U-shaped groove (10) is slidably connected to the guide post (9).

4. The spliced ​​projection screen with good reflective effect according to claim 1, characterized in that: In the engagement state between the hexagonal nut (12) and the thread (11), one end of the hexagonal nut (12) and one end of the guide post (9) are on the same horizontal line.

5. A spliced ​​projection screen with good reflective effect according to claim 1, characterized in that: A square plate (14) is fixedly installed on the outer side of the outer frame (5). A slot (15) is provided on the upper surface of the square plate (14). A fixing piece (16) is inserted into the slot (15). There are three sets of fixing pieces (16), and the three sets of fixing pieces (16) are distributed in a triangular shape on the outer side of the outer frame (5).

6. A spliced ​​projection screen with good reflective effect according to claim 5, characterized in that: A connecting shaft (17) is hinged to the top of a set of fixed hanging plates (16), and a paddle (18) is fixedly installed on the outside of the connecting shaft (17).

7. A spliced ​​projection screen with good reflective effect according to claim 5, characterized in that: The slot (15) is set in a trapezoidal shape, and the top of the slot (15) can fit with the top of the fixing piece (16).

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