Projection device for visual communication design

Abstract

The utility model belongs to the technical field of visual communication auxiliary equipment, and particularly relates to a projection device for visual communication design, which comprises a storage box, rotating rods are fixed at the left ends of the front side and the rear side of the storage box, rotating sleeves are rotatably connected to the exteriors of the two rotating rods, first telescopic rods are fixed at the right sides of the rotating sleeves, and second telescopic rods are fixed at the right sides of the first telescopic rods. The interior of the first telescopic rod is slidably connected with a second telescopic rod, the right end of the side wall of the first telescopic rod is in threaded connection with a fastening bolt, and the end, extending into the first telescopic rod, of the fastening bolt is connected with the second telescopic rod in a clamped mode. The curtain and the projector body can be stored in the storage box and the storage plate respectively, during use, the curtain is directly pulled out from the interior of the storage plate and rotated to be in the vertical direction, the projector body is moved out from the interior of the storage box, and when not used, the projector is convenient to store and easy to carry.

Description

TECHNICAL FIELD

[0001] The utility model relates to visual communication auxiliary equipment technical field, concretely is a projection device for visual communication design. BACKGROUND

[0002] Visual communication is for the initiative behavior of propagating specific things through visual form, most or part rely on vision, and with the image performance of identification, typesetting, painting, graphic design, illustration, color and electronic equipment etc. two dimensional space, ordinary visual communication mostly conveys through the projector.

[0003] But the existing visual communication projection device still has the following technical problems when using:

[0004] The existing projection device is directly installed in the fixed position, its body is big, is inconvenient to change randomly in multiple positions, and the screen used for projection is also fixed on the wall for a long time, is inconvenient to roll up and carry, and is very inconvenient to use.

[0005] Therefore, the projection device for visual communication design is proposed to solve the above problems. UTILITY MODEL CONTENT

[0006] The utility model aims at providing a projection device for visual communication design to solve the problems in the background art.

[0007] To achieve the above object, the utility model provides the following technical scheme: a projection device for visual communication design, including the storage box, the left end of the front side and the back side of storage box is fixed with the rotating lever, the outside of two rotating lever is rotatably connected with the rotation sleeve, the right side of rotation sleeve is fixed with the first telescopic link, the inside of first telescopic link is slidably connected with the second telescopic link, the right end of first telescopic link lateral wall is threadedly connected with the fastening bolt, one end of fastening bolt extending to the inside of first telescopic link is connected with the second telescopic link,

[0008] The right end of two second telescopic links is commonly fixed with the storage plate, the inside of storage plate is provided with the winding mechanism, the outside of winding mechanism is wound with the screen, the left end of screen is fixed with the strip plate, the front end and the back end of strip plate are provided with the limiting mechanism.

[0009] The inside of the storage box is provided with a storage cavity, the upper end of the storage cavity is provided with a top cover in a clamping mode, the lower end of the inside of the storage cavity is fixedly provided with a telescopic air cylinder, the upper end of the telescopic air cylinder is fixedly provided with a U-shaped plate, the inside of the U-shaped plate is rotationally connected with a rotating plate through an axle pin, the upper side of the rotating plate is fixedly provided with a placing plate, the upper end of the placing plate is provided with a projector body, the front side and the rear side of the projector body are fixedly provided with mounting racks, both of the mounting racks are fixedly connected with the upper side of the placing plate, the right side of the U-shaped plate is fixedly provided with a horizontal plate, and an angle adjusting mechanism is arranged between the upper side of the horizontal plate and the placing plate.

[0010] Preferably, the left end of the side wall of the two first telescopic rods is threadedly connected with a limiting bolt, the end close to the other of the two limiting bolts is threadedly connected with the front side and the rear side of the storage box, the front side and the rear side of the storage box are provided with a threaded hole at the upper end of the rotating rod, and the limiting bolt is matched with the threaded hole.

[0011] Preferably, the winding mechanism comprises a winding rod, the winding rod is rotationally connected in the inside of the storage plate through a bearing, the front end of the winding rod extends to the outside of the storage plate and is fixedly provided with a rotating handle, the outside of the winding rod is fixedly provided with a winding roller, and the curtain is wound and fixed on the outside of the winding roller.

[0012] Preferably, the limiting mechanism comprises a support, the support is fixedly connected with the front side and the rear side of the strip-shaped plate, the inside of the support is slidably connected with a sliding block, the side wall of the sliding block is fixedly provided with a plug rod, the plug rod is slidably connected with the side wall of the support, the outside of the plug rod is sleeved with a spring, one end of the spring is fixedly connected with the side wall of the support, the other end of the spring is fixedly connected with the inner wall of the support, the left end of the side close to the other of the two second telescopic rods is provided with a first insertion hole, and the right end of the side close to the other of the two second telescopic rods is provided with a second insertion hole.

[0013] Preferably, the angle adjusting mechanism comprises a first U-shaped block and a second U-shaped block, the first U-shaped block is fixedly connected with the upper side of the horizontal plate, the second U-shaped block is fixedly connected with the right end of the lower side of the placing plate, the inside of the first U-shaped block and the second U-shaped block is rotationally connected with a rotating block through an axle pin, and the two rotating blocks are commonly fixedly provided with an electric push rod.

[0014] Preferably, the front side and the rear side of the storage box are fixedly provided with a carrying handle.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] The present application is small in size, can store the curtain and the projector body in the inside of the storage box and the storage plate respectively, directly pulls out the curtain from the inside of the storage plate and rotates to the vertical direction when using, moves out the projector body from the inside of the storage box, is convenient to store when not using, and is easy to carry. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of the present application;

[0018] Figure 2 It is a sectional view structural schematic diagram of the storage box;

[0019] Figure 3 It is a top sectional view of the storage plate;

[0020] Figure 4 It is Figure 3 It is an enlarged structural schematic diagram of the middle A part.

[0021] In the figure: 1 storage box, 2 rotating rod, 3 rotating sleeve, 4 first telescopic rod, 5 second telescopic rod, 6 storage plate, 7 curtain, 8 strip plate, 9 top cover, 10 telescopic cylinder, 11 U-shaped plate, 12 rotating plate, 13 placing plate, 14 projector body, 15 mounting frame, 16 cross plate, 17 winding rod, 18 winding roller, 19 support, 20 sliding block, 21 inserting rod, 22 spring, 23 first U-shaped block, 24 second U-shaped block, 25 rotating block, 26 electric push rod. DETAILED DESCRIPTION

[0022] The technical scheme in the embodiments of the present application will be described clearly and completely below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0023] In the description of the present application, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0024] Embodiment:

[0025] Please refer to Figures 1-4 The present application provides a technical scheme:

[0026] The utility model provides a projection device for visual communication design, including receiving box 1, and the left end of front side and back side of receiving box 1 is fixed with rotating rod 2, and the outside of two rotating rods 2 is rotatably connected with rotating sleeve 3, and the right side of rotating sleeve 3 is fixed with first telescopic link 4, and the inside of first telescopic link 4 is slidably connected with second telescopic link 5, and the right end of first telescopic link 4 side wall is threadedly connected with fastening bolt, and one end of fastening bolt extending to the inside of first telescopic link 4 is clamped with second telescopic link 5, when needing to use, two first telescopic links 4, second telescopic link 5 and receiving plate 6 are from horizontal rotation to vertical state, and are fixed by the threaded connection of limiting bolt and threaded hole, thereby the limiting of two first telescopic links 4 is fixed,

[0027] the right end of two second telescopic links 5 is commonly fixed with receiving plate 6, the inside of receiving plate 6 is provided with winding mechanism, the outside of winding mechanism is wound with curtain 7, the left end of curtain 7 is fixed with strip plate 8, and the front end and rear end of strip plate 8 are provided with limiting mechanism, when needing to use curtain 7, curtain 7 is pulled out from the inside of receiving plate 6 and is fixed between second telescopic plate 5 through limiting mechanism, when not needing to use, rotating winding mechanism, winding mechanism can wind curtain 7,

[0028] the inside of receiving box 1 is provided with storage cavity, the upper end of storage cavity is clamped with top cover 9, the lower end in the inside of storage cavity is fixed with telescopic cylinder 10, the upper end of telescopic cylinder 10 is fixed with U-shaped plate 11, the inside of U-shaped plate 11 is rotatably connected with rotating plate 12 through shaft pin, the upper side of rotating plate 12 is fixed with placing plate 13, the upper end of placing plate 13 is provided with projector body 14, the front side and rear side of projector body 14 are fixed with mounting bracket 15, two mounting brackets 15 are fixedly connected with the upper side of placing plate 13, the right side of U-shaped plate 11 is fixed with horizontal plate 16, and angle adjusting mechanism is arranged between the upper side of horizontal plate 16 and placing plate 13, projector body 14 is electrically connected with external power supply, it is conventional means in the technical field, and it is not too much to repeat in the application, and the projected picture will be present on the surface of curtain 7.

[0029] the left end of two first telescopic link side walls is threadedly connected with limiting bolt, and the end of two limiting bolts close to each other is threadedly connected with the front side and back side of receiving box 1, and the front side and back side of receiving box 1 are provided with threaded holes at the upper end of rotating rod 2, and the limiting bolt is matched with the threaded hole.

[0030] winding mechanism includes winding rod 17, winding rod 17 is rotatably connected in the inside of receiving plate 6, the front end of winding rod 17 extends to the outside of receiving plate 6 and is fixed with rotating handle, winding roller 18 is fixed on the outside of winding rod 17, and curtain 7 is wound and fixed on the outside of winding roller 18.

[0031] The limiting mechanism comprises a support 19 fixedly connected with the front side and the rear side of the strip-shaped plate 8, a sliding block 20 slidably connected in the support 19, a plug rod 21 fixedly connected with the side wall of the sliding block 20 and slidably connected with the side wall of the support 19, a spring 22 sleeved on the outside of the plug rod 21, one end of the spring 22 fixedly connected with the side wall of the support 19, the other end of the spring 22 fixedly connected with the inner wall of the support 19, the left end of the second telescopic rod 5 close to one side is provided with a first insertion hole, the right end of the second telescopic rod 5 close to one side is provided with a second insertion hole, and the two plug rods 21 are respectively matched with the first insertion hole and the second insertion hole; when the winding mechanism winds the curtain 7, the limiting mechanism is inserted into the two first insertion holes; and after the curtain 7 is pulled out from the inside of the storage plate 6, the limiting mechanism is inserted into the two second insertion holes.

[0032] The angle adjusting mechanism comprises a first U-shaped block 23 and a second U-shaped block 24, the first U-shaped block 23 is fixedly connected with the upper side of the horizontal plate 16, the second U-shaped block 24 is fixedly connected with the right end of the lower side of the placing plate 13, the inside of the first U-shaped block 23 and the second U-shaped block 24 are rotatably connected with a rotating block 25 through an axle pin, the two rotating blocks 25 are commonly fixed with an electric push rod 26, the electric push rod 26 is elongated, so that the upper end of the placing plate 13 is driven to rotate, and the placing plate 13 drives the projector body 14 to change the angle.

[0033] The front side and the rear side of the storage box 1 are fixedly connected with carrying handles.

[0034] Working principle:

[0035] In use, the rotating sleeve 3 outside the two rotating rods 2 is rotated, the two first telescopic rods 4, the second telescopic rod 5 and the storage plate 6 are rotated from the horizontal state to the vertical state, the first telescopic rod 4 is fixed by tightening the limiting bolt, so as to keep the vertical state, the strip-shaped plate 8 is pulled, the strip-shaped plate 8 drives the curtain 7 outside the winding roller 18, the strip-shaped plate 8 is fixedly connected with the second insertion hole in the side wall of the second telescopic rod 5 through the limiting mechanism;

[0036] The top cover 9 at the upper end of the storage box 1 is disassembled, the telescopic cylinder 10 is started, the telescopic cylinder 10 drives the upper end of the placing plate 13 and the projector body 14 to move to the upper end of the storage box 1, the angle adjusting mechanism is used to change the projection angle of the projector body 14, so that the projection picture is projected on the surface of the curtain 7.

[0037] The basic principle and main features of the present application and the advantages of the present application are shown and described above. For those skilled in the art, it is obvious that the present application is not limited to the details of the above exemplary embodiments, and the present application can be implemented in other specific forms without departing from the spirit or basic characteristics of the present application. Therefore, from any point of view, the embodiments should be considered as exemplary and non-limiting, and the scope of the present application is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application, and any reference signs in the claims should not be considered as limiting the claims involved.

[0038] Although embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A projection device for visual communication design, comprising a housing (1), characterized in that, The left end of the front side and the rear side of the storage box (1) is fixed with a rotating rod (2), the outer part of the two rotating rods (2) is rotationally connected with a rotating sleeve (3), the right side of the rotating sleeve (3) is fixed with a first telescopic rod (4), the inner part of the first telescopic rod (4) is slidably connected with a second telescopic rod (5), the right end of the side wall of the first telescopic rod (4) is threadedly connected with a fastening bolt, one end of the fastening bolt extending into the inner part of the first telescopic rod (4) is clamped with the second telescopic rod (5); The right end of the two second telescopic rods (5) is commonly fixed with a storage plate (6), the inner part of the storage plate (6) is provided with a winding mechanism, the outer part of the winding mechanism is wound with a curtain (7), the left end of the curtain (7) is fixed with a strip-shaped plate (8), the front end and the rear end of the strip-shaped plate (8) are provided with limiting mechanisms; The inner part of the storage box (1) is provided with a storage cavity, the upper end of the storage cavity is clamped with a top cover (9), the lower end of the inner part of the storage cavity is fixed with a telescopic air cylinder (10), the upper end of the telescopic air cylinder (10) is fixed with a U-shaped plate (11), the inner part of the U-shaped plate (11) is rotationally connected with a rotating plate (12) through an axle pin, the upper side of the rotating plate (12) is fixed with a placing plate (13), the upper end of the placing plate (13) is provided with a projector body (14), the front side and the rear side of the projector body (14) are fixed with mounting racks (15), the two mounting racks (15) are fixedly connected with the upper side of the placing plate (13), the right side of the U-shaped plate (11) is fixed with a horizontal plate (16), an angle adjusting mechanism is arranged between the upper side of the horizontal plate (16) and the placing plate (13).

2. The projection device for visual communication design according to claim 1, characterized in that: The left end of the side wall of the two first telescopic rods (4) is threadedly connected with a limiting bolt, the ends of the two limiting bolts close to each other are threadedly connected with the front side and the rear side of the storage box (1), the front side and the rear side of the storage box (1) are provided with threaded holes at the upper end of the rotating rod (2), the limiting bolt is matched with the threaded hole.

3. The projection device for visual communication design according to claim 1, characterized in that: The winding mechanism comprises a winding rod (17), the winding rod (17) is rotationally connected in the inner part of the storage plate (6) through a bearing, the front end of the winding rod (17) extends to the outer part of the storage plate (6) and is fixed with a rotating handle, the outer part of the winding rod (17) is fixed with a winding roller (18), the curtain (7) is wound and fixed on the outer part of the winding roller (18).

4. The projection device for visual communication design according to claim 1, characterized in that: The limiting mechanism includes a support (19), the support (19) is fixedly connected with the front side and the back side of the strip-shaped plate (8), a sliding block (20) is slidably connected in the support (19), a plug rod (21) is fixedly connected to the side wall of the sliding block (20), the plug rod (21) is slidably connected with the side wall of the support (19), a spring (22) is sleeved outside the plug rod (21), one end of the spring (22) is fixedly connected with the side wall of the support (19), the other end of the spring (22) is fixedly connected with the inner wall of the support (19), the left end of the side close to the second telescopic rod (5) is provided with a first insertion hole, the right end of the side close to the second telescopic rod (5) is provided with a second insertion hole, and the two plug rods (21) are matched with the first insertion hole and the second insertion hole respectively.

5. The projection device for visual communication design according to claim 1, characterized in that: The angle adjusting mechanism includes a first U-shaped block (23) and a second U-shaped block (24), the first U-shaped block (23) is fixedly connected with the upper side of the horizontal plate (16), the second U-shaped block (24) is fixedly connected with the right end of the lower side of the placing plate (13), and the first U-shaped block (23) and the second U-shaped block (24) are rotatably connected with rotary blocks (25) through shaft pins.

6. The projection device for visual communication design according to claim 1, characterized in that: The front side and the back side of the storage box (1) are fixedly connected with carrying handles.

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