WO2023124662A1

WO2023124662A1 - Movie and television planning work display projector

Info

Publication number: WO2023124662A1
Application number: PCT/CN2022/133884
Authority: WO
Inventors: 李典
Original assignee: 苏州奇趣迷宫文化科技有限公司
Priority date: 2021-12-28
Filing date: 2022-11-24
Publication date: 2023-07-06
Also published as: CN114488667A

Abstract

A movie and television planning work display projector, comprising a projector (1). A case (2) is fixed to the middle of the right end of the projector (1), a motor (11) is arranged at the top end of the interior of the case (2), and a screw rod (12) is connected to a motor shaft of the motor (11). A rod hole (13) is formed in the bottom end of the case (2), and an abutting rod (14) is inserted into the rod hole (13), both the rod hole (13) and the abutting rod (14) being in a square shape. A fixed pulley (16) is installed at the bottom end of the abutting rod (14), a threaded hole (15) is formed in the top end of the abutting rod (14), and the tail end of the screw rod (12) is located in the threaded hole (15). A supporting plate (17) is fixed to the left side of the bottom end of the projector (1), the bottom of the supporting plate (17) being in the shape of a circular arc, and a threaded recessed shell (19) is arranged in the middle of the bottom end of the projector (1). For leveling adjustment of the projector (1), when the motor (11) is started, the abutting rod (14) can be driven to ascend and descend, thus driving the projector (1) to achieve quick adjustment of a projection angle.

Description

A projector for displaying works of film and television planning

technical field

The invention is applicable to the technical field of projectors, and in particular relates to a projector used for displaying film and television planning works.

Background technique

At present, a projector, also known as a projector, is a device that can project images or videos onto a screen, and can be connected to a computer, VCD, DVD, BD, game console, and DV through different interfaces to play corresponding videos. Signal, now the projectors are divided into six types according to the environment: home theater type, portable business type, educational conference type, mainstream engineering type, professional theater type and measurement type, while portable business type and educational conference type are the mainstream among projectors, and The display of film and television planning works belongs to the educational conference type, and it is generally positioned in schools and enterprises. It adopts mainstream resolution, the brightness is about 2000-3000 lumens, the weight is moderate, the heat dissipation and dustproof are better, and it is suitable for installation and short-distance movement. The functional interface is relatively rich, easy to maintain, and the performance-price ratio is relatively high, which is suitable for mass purchase and popular use.

In the process of using the projector in the prior art, it can generally be placed directly on a plane for use, and the angle needs to be manually adjusted during use, which is very inconvenient, and it is impossible to quickly adjust the angle of the projector. At the same time, when the projector is hoisted, It is very inconvenient to disassemble and install with bolts, the flexibility is greatly reduced, and the convenience effect of use cannot be improved. In order to solve the above problems, we propose a projector for film and television planning works.

Contents of the invention

The present invention proposes a projector used for displaying film and television planning works, which solves the problems raised in the background technology.

In order to achieve the above object, the present invention adopts the following technical solutions:

A projector for displaying film and television planning works, including a projector, an organic casing is fixed in the middle of the right end of the projector, a motor is arranged on the top inside the casing, and a screw rod is connected to the motor shaft of the motor. The bottom end of the casing is provided with a rod groove, and a resisting rod is plugged into the inside of the rod groove. Both the rod groove and the resisting rod are in a square shape. A threaded groove is provided on the top of the resisting rod, and the end of the screw rod is located inside the threaded groove. A support plate is fixed on the left side of the bottom end of the projector. The bottom of the support plate is arc-shaped, and the bottom of the projector is The middle part of the end is provided with a threaded concave shell, and the bottom end of the threaded concave shell is provided with a support column, and the bottom end of the support column is fixed with a tripod, and the top of the projector is provided with a clamping groove.

Preferably, the clamping groove is built with a fixed splint and a sliding splint, and a hanging piece is clamped between the fixed splint and the sliding splint, the middle part of the top of the hanging piece is fixed with a hanging column, and the right side of the top of the sliding splint is fixed There are push tabs.

Preferably, a sliding bar is fixed on the outer wall of the sliding splint, and the sliding bar is inserted into the inside of the chute, and the chute is opened on the right side of the inside of the clamping trough, and a spring is built in the chute.

Preferably, the fixed splint is fixed in the inner wall of the clamping groove, the side wall of the sliding splint fits in the inner wall of the clamping groove, and both the fixed splint and the sliding splint are in an inverted L shape.

Preferably, one end of the spring is fixed to the inner wall of the chute, and the other end of the spring is fixedly connected to the end of the slide bar.

Preferably, the sliding rod is adapted to the size of the chute and constitutes a sliding mechanism.

Preferably, the top of the support column is fixed with a threaded head, the threaded head is located inside the threaded concave shell, the threaded head is adapted to the thread size of the threaded concave shell, and constitutes a rotating mechanism.

Preferably, a switch is provided on the outer wall of the casing, and the switch is electrically connected to the motor.

Compared with prior art, the beneficial effect of the present invention is:

1. In the present invention, through the cooperation of the screw rod and the stop rod in the casing, when the projector is adjusted horizontally, the start motor will drive the stop rod up and down, thereby driving the projector to quickly adjust the projection angle, which greatly improves the convenience of debugging the projector Effect.

2. In the present invention, the top of the projector is provided with a clamping groove. When the projector needs to be hoisted, when the fixed splint cooperates with the sliding splint, it can quickly form a clamp on the fixed hanging piece at the bottom of the hanging column, so that the projector Hoisting also facilitates the quick removal of the projector, improving the convenient use method.

3. In the present invention, the bottom end of the support plate is arc-shaped, and the bottom end of the rod is provided with a fixed pulley. When the projector is driven to adjust the angle, the fixed pulley and the support plate will cooperate to play a lubricating effect during adjustment. .

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of a projector for displaying film and television planning works proposed by the present invention;

Fig. 2 is a schematic diagram of the internal structure of a casing of a projector for displaying film and television planning works proposed by the present invention;

Fig. 3 is a schematic diagram of the internal structure of a clamping groove used for displaying projectors for film and television planning works proposed by the present invention;

Fig. 4 is a schematic diagram of the structure of the right end of the projector for displaying projectors for film and television planning works proposed by the present invention;

Fig. 5 is a schematic structural diagram of a support column used for displaying projectors for film and television planning works proposed by the present invention.

In the figure: 1, projector; 2, casing; 3, clip groove; 4, fixed splint; 5, sliding splint; 6, push piece; 7, hanging piece; 8, hanging column; 9, supporting column; Tripod; 11, motor; 12, screw mandrel; 13, rod groove; 14, resisting rod; 15, thread groove; 16, fixed pulley; 17, support plate; 18, switch; 19, thread concave shell; Head; 21, slide bar; 22, chute; 23, spring.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention.

In describing the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", " The orientation or positional relationship indicated by "outside", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, so as to Specific orientation configurations and operations, therefore, are not to be construed as limitations on the invention.

In the description of the present invention, it should be noted that, unless otherwise specified and limited, the terms "installation", "connection", and "setting" should be understood in a broad sense, for example, it can be fixed connection, setting, or Detachable connection and setting, or integral connection and setting; The model of the electrical appliance provided in the present invention is only for reference, and different models of electrical appliances with the same function can be replaced according to actual usage conditions. , the specific meanings of the above terms in the present invention can be understood in specific situations.

Referring to Figures 1-5, a projector for displaying film and television planning works, including a projector 1, an organic casing 2 is fixed in the middle of the right end of the projector 1, and a motor 11 is arranged on the top inside of the casing 2, so that The motor shaft of the motor 11 is connected with a threaded mandrel 12, and the bottom end of the casing 2 is provided with a rod groove 13, and the inside of the rod groove 13 is plugged with a resisting rod 14, and the rod groove 13 and the resisting rod 14 All are in a square shape, a fixed pulley 16 is installed on the bottom end of the resisting rod 14, a thread groove 15 is opened on the top end of the resisting rod 14, the end of the screw rod 12 is located inside the thread groove 15, and the projector The left side of the bottom end of 1 is fixed with a support plate 17, the bottom of the support plate 17 is arc-shaped, the middle part of the bottom end of the projector 1 is provided with a threaded concave shell 19, and the bottom end of the threaded concave shell 19 is provided with a support column 9, and the bottom end of the support column 9 is fixed with a tripod 10, and the top of the projector 1 is provided with a clamping groove 3. In this embodiment, the screw rod 12 in the casing 2 is used in conjunction with the resisting rod 14, and the horizontal When debugging the projector, the starter motor 11 will drive the contact rod 14 up and down, thereby driving the projector 1 to quickly adjust the projection angle, greatly improving the convenience of debugging the projector 1 .

In this embodiment, the clamping groove 3 is built with a fixed splint 4 and a sliding splint 5, and a hanging piece 7 is clamped between the fixed splint 4 and the sliding splint 5, and the middle part of the top of the hanging piece 7 is fixed with a hanging column 8 , the right side of the top of the sliding splint 5 is fixed with a push piece 6, and the top of the projector 1 is provided with a clamping groove 3. When the projector 1 needs to be hoisted, when the fixed splint 4 cooperates with the sliding splint 5, it can quickly The fixed hanging piece 7 at the bottom of the hanging column 8 is clamped, so that the projector 1 is hoisted, and it is also convenient for the projector 1 to be removed quickly, improving the convenient use mode.

In this embodiment, the outer wall of the sliding splint 5 is fixed with a sliding bar 21, and the sliding bar 21 is inserted into the inside of the chute 22, and the chute 22 is opened on the right side of the inside of the clamping groove 3. Groove 22 is built-in spring 23, is fixed on the slide bar 21 by sliding splint 5, and the end of slide bar 21 is positioned at the inside of chute 22, and slide splint 5 is positioned at the inside of clip groove 3 and moves, will be able to guarantee that slide splint 5 slides stability in the process.

In this embodiment, the fixed splint 4 is fixed in the inner wall of the clamping groove 3, and the side wall of the sliding splint 5 fits in the inner wall of the clamping groove 3, and the fixed splint 4 and the sliding splint 5 are both inverted L shape, both the fixed splint 4 and the sliding splint 5 are in an inverted L shape, and when the hanging piece 7 is clamped between the fixed splint 4 and the sliding splint 5, the inverted L-shaped fixed splint 4 and the sliding splint 5 can play a clamping role. Hold the stabilizing effect of hanging piece 7.

In this embodiment, one end of the spring 23 is fixed on the inner wall of the chute 22, and the other end of the spring 23 is fixedly connected to the end of the slide bar 21, and the spring 23 will transmit the elastic force to the sliding splint 5 through the slide bar 21 , so that the sliding splint 5 quickly clamps the hanging piece 7 .

In this embodiment, the size of the sliding rod 21 matches the sliding groove 22 and constitutes a sliding mechanism.

In this embodiment, the top of the support column 9 is fixed with a threaded head 20, the threaded head 20 is located inside the threaded concave shell 19, the threaded head 20 is adapted to the thread size of the threaded concave shell 19, and constitutes With the rotating mechanism, when the bracket installation is required, the projector 1 and the support column 9 can be docked through the rotation of the threaded head 20 and the threaded concave shell 19, so that the projector 1 can be quickly and stably installed on the bracket.

In the present embodiment, the outer wall of the casing 2 is provided with a switch 18, and the switch 18 is electrically connected with the motor 11, and the switch 18 will control the start and stop of the motor 11.

When the present invention is in use: when adjusting the level, the projector 1 is directly placed on the horizontal plane. When adjustment is required, the power is turned on, the switch 18 starts the motor 11 to work, and the motor 11 will drive the screw rod 12 to the screw groove opened on the top of the contact rod 14 15 internal rotation, when the screw rod 12 rotates, the contact rod 14 will be raised and lowered based on the rod groove 13, and the fixed pulley 16 at the bottom of the contact rod 14 will be in contact with the plane to quickly adjust the angle of a corner of the projector 1. During installation, the threaded head 20 provided at the top of the support column 9 is rotated and docked with the threaded concave shell 19 provided at the bottom middle of the projector 1, which will facilitate the fast docking of the projector 1 to form the equipment rack, and pass through the tripod at the bottom of the support column 9 10 forms a support. When hoisting is required, the suspender 8 is fixed on the wall by bolts in advance. When the hanging piece 7 and the projector 1 need to be connected, the push piece 6 is pulled, and the push piece 6 drives the sliding splint 5 to move, so that the sliding splint 5 moves. Rod 21 enters chute 22 and squeezes spring 23 in chute 22. At this time, the distance between fixed splint 4 and sliding splint 5 can be put into hanging piece 7, so that hanging piece 7 enters the inner bottom of clamping groove 3, loosens Remove the push piece 6, the spring 23 pushes out the slide bar 21, so that the distance between the sliding splint 5 and the fixed splint 4 shrinks, at this time the clip will be quickly clamped inside the clamping groove 3, and the quick installation of the projector 1 is completed , greatly improving the convenience of the installation process.

The above is only a preferred embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, any person familiar with the technical field within the technical scope disclosed in the present invention, according to the technical solution of the present invention Any equivalent replacement or change of the inventive concepts thereof shall fall within the protection scope of the present invention.

Claims

A projector for displaying film and television planning works, characterized in that it includes a projector (1), the middle part of the right end of the projector (1) is fixed with an organic casing (2), and the top inside the casing (2) is A motor (11) is provided, a screw mandrel (12) is connected to the motor shaft of the motor (11), the bottom end of the casing (2) is provided with a rod groove (13), and the rod groove (13) There is an anti-rod (14) plugged into the interior of the anti-rod (13), and the anti-rod (14) is in a square shape. The top of the rod (14) is provided with a threaded groove (15), the end of the screw rod (12) is located inside the threaded groove (15), and the left side of the bottom end of the projector (1) is fixed with a support plate (17) , the bottom of the support plate (17) is arc-shaped, the middle part of the bottom end of the projector (1) is provided with a threaded concave shell (19), and the bottom end of the threaded concave shell (19) is provided with a support column (9 ), and the bottom end of the support column (9) is fixed with a tripod (10), and the top of the projector (1) is provided with a clamping groove (3).
A projector for displaying film and television planning works according to claim 1, characterized in that, the clamping groove (3) is built with a fixed splint (4) and a sliding splint (5), and the fixed splint (4) and A hanging piece (7) is clamped between the sliding splints (5), the middle part of the top of the hanging piece (7) is fixed with a hanging column (8), and the right side of the top of the sliding splint (5) is fixed with a push piece ( 6).
According to claim 2, a projector for displaying film and television planning works, characterized in that, a sliding rod (21) is fixed on the outer wall of the sliding splint (5), and the sliding rod (21) is inserted into the sliding Inside the slot (22), the slide slot (22) is opened on the right side of the clip slot (3), and the slide slot (22) has a built-in spring (23).
A projector for displaying film and television planning works according to claim 2, characterized in that, the fixed splint (4) is fixed in the inner wall of the clamping groove (3), and the side wall of the sliding splint (5) Attached to the inner wall of the clip groove (3), the fixed splint (4) and the sliding splint (5) are both in an inverted L shape.
According to claim 3, a projector for displaying film and television planning works is characterized in that, one end of the spring (23) is fixed on the inner wall of the chute (22), and the other end of the spring (23) is connected to the inner wall of the chute (22). The end of slide bar (21) is fixedly butted.
The projector for displaying film and television planning works according to claim 3, characterized in that, the size of the sliding rod (21) matches the chute (22) and constitutes a sliding mechanism.
A projector for displaying film and television planning works according to claim 1, characterized in that, the top of the support column (9) is fixed with a threaded head (20), and the threaded head (20) is located in the threaded concave shell Inside of (19), the threaded head (20) is adapted to the thread size of the threaded concave shell (19), and constitutes a rotating mechanism.
According to claim 1, a projector for displaying film and television planning works is characterized in that, the outer wall of the casing (2) is provided with a switch (18), and the switch (18) and the motor (11) are electrical connection.