Projection device convenient to install

Abstract

The utility model discloses a projection device convenient to install, and relates to the technical field of projector installation equipment, the projection device comprises a projector box, the outer wall of the projector box is rotatably connected with a connecting support, the top of the connecting support is fixedly connected with a reinforcing transverse plate, the bottom surface of the reinforcing transverse plate is fixedly connected with a positioning ring, and the positioning ring is fixedly connected with the projector box. A mounting groove is formed in the inner wall of the positioning ring, a bearing base plate is movably connected to the inner wall of the positioning ring, a mounting block is fixedly connected to the outer wall of the bearing base plate, a limiting groove is formed in the bottom face of the positioning ring, and the bearing base plate is connected with the mounting groove and the limiting groove in a matched and inserted mode. According to the utility model, through the cooperation of the specific positioning ring, the bearing chassis, the mounting groove, the limiting groove and other structures and the operation modes of rotation, clamping and the like, the projector box is simple to mount and dismount, and can be mounted and dismounted only through the operations of butt joint, rotation and the like according to corresponding steps, so that a user can conveniently mount and dismount the projector box.

Description

TECHNICAL FIELD

[0001] The utility model relates to a projector mounting device technical field, specifically related to a projection device of convenient installation. BACKGROUND

[0002] In the field of traditional projection device installation, many problems are often faced. The previous projector box often adopts a complex bolt fixing mode, which requires professional tools to assist, which not only increases the installation cost, but also requires the operator to have certain technical skills. Moreover, in some special installation scenarios, such as temporary demonstration sites, outdoor small activity sites, or indoor areas with strict space restrictions, the complex installation process will consume a lot of time and energy, resulting in low work efficiency.

[0003] In addition, the traditional fixing mode lacks flexibility, and once the installation position is slightly deviated, it is extremely tedious to adjust, and even may need to be reassembled and installed, further exacerbating the waste of time and manpower. This new type of projection device cooperates with specific positioning rings, receiving chassis, installation slots, and limiting slots, etc. structure, discards the complex procedures of traditional bolt fixing, only needs simple docking and rotating operation, and the operator does not need professional tools, even non-technical personnel can quickly get started, greatly improves the installation efficiency, perfectly adapts to various complex and variable use scenarios, and provides great convenience for the rapid deployment of projection devices. SUMMARY

[0004] The utility model aims at providing a projection device of convenient installation to solve the problems in the above background technology.

[0005] To solve the above technical problems, the utility model adopts the technical scheme of:

[0006] A projection device of convenient installation, comprising a projector box, a connecting bracket is rotatably connected to the outer wall of the projector box, a reinforcing cross plate is fixedly connected to the top of the connecting bracket;

[0007] The bottom surface of the reinforcing cross plate is fixedly connected with a positioning ring, an installation slot is formed in the inner wall of the positioning ring, a receiving chassis is movably connected to the inner wall of the positioning ring, an installation block is fixedly connected to the outer wall of the receiving chassis, and a limiting slot is formed in the bottom surface of the positioning ring.

[0008] The receiving chassis is adaptively inserted into the installation slot and the limiting slot, an electric push rod is fixedly connected to the center of the upper surface of the receiving chassis, and an auxiliary limiting assembly for limiting the positioning ring is arranged on the outer wall of the electric push rod close to the bottom end.

[0009] The further improvement of the technical scheme of the utility model is that the limiting slot is in communication with the inner wall of the positioning ring.

[0010] The further improvement of the technical scheme of the utility model lies in that: the auxiliary limiting assembly comprises a fixing ring, the fixing ring is fixedly sleeved on the outer wall of the electric push rod close to the bottom end, the bottom surface of the fixing ring is fixedly connected with a limiting spring, the bottom end of the limiting spring is fixedly connected with a limiting sleeve ring, and the bottom surface of the limiting sleeve ring is movably connected with the upper surface of the positioning ring.

[0011] By adopting the above technical scheme, when the positioning ring moves up to the top of the receiving base plate, the limiting sleeve ring is pressed to compress the limiting spring and move up, and once the limiting groove is successfully docked with the mounting block, the limiting spring is quickly reset by virtue of its strong elastic deformation force, accurately and powerfully pushes the positioning ring to move down, and makes the positioning ring tightly sleeved on the outer wall of the receiving base plate close to the top, thereby forming a tight and stable connection.

[0012] The further improvement of the technical scheme of the utility model lies in that: the outer wall of the limiting sleeve ring is fixedly connected with a limiting block.

[0013] The further improvement of the technical scheme of the utility model lies in that: the top of the electric push rod is fixedly connected with a mounting seat, and the bottom surface of the mounting seat is provided with a fixing bolt.

[0014] The further improvement of the technical scheme of the utility model lies in that: the two sides of the projector box are provided with heat dissipation nets.

[0015] The further improvement of the technical scheme of the utility model lies in that: the front surface of the projector box is provided with a projection window.

[0016] Due to the adoption of the above technical scheme, the utility model has the following technical progress compared with the prior art:

[0017] The utility model provides a kind of projector of convenient installation, this projector is ingeniously designed the combination structure of positioning ring and receiving base plate, when installing, first accurately with receiving base plate the positioning ring of projector box top is docked, when mounting groove and mounting block are just in the state of preliminary docking, user only needs to push positioning ring up, after it is over receiving base plate top, rotates ninety degrees, and limiting groove is perfectly docked with mounting block.The whole process is clear, easy to operate, without the aid of complex tool or professional skill, greatly saves installation time and labor cost.Moreover, reverse operation installation step can be disassembled, this reversible simple operation mode provides great convenience for the maintenance, handling or replacement of equipment use site, truly realizes easy to assemble and disassemble anytime and anywhere.

[0018] The utility model provides a convenient installation's projection device, with the help of auxiliary location subassembly, namely the structure that constitutes by fixed ring, limit spring, limit collar, can utilize the deformation action force of limit spring to push the positioning ring to go down in the installation process, make it keep with the stable connection of the receiving chassis, guaranteeed the stability after the installation of projector box. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is the structural diagram of the utility model;

[0020] Figure 2 It is the bottom structure schematic diagram of the utility model's reinforcing cross board;

[0021] Figure 3 It is the positioning ring structure schematic diagram of the utility model;

[0022] Figure 4 It is the bottom structure schematic diagram of the utility model's positioning ring.

[0023] In the drawing: 1, projector box;2, projection window;3, heat dissipation net;4, connecting support;5, reinforcing cross board;6, electric push rod;7, positioning ring;8, receiving chassis;9, fixed bolt;10, installation groove;11, mounting block;12, limit collar;13, limit block;14, fixed ring;15, limit spring;16, limit groove. DETAILED DESCRIPTION

[0024] In the description of the utility model, need explanation further, unless another explicit provision and limitation, the term " set " " install " " connect " " connection " should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through intermediate medium, can be the intercommunication of two elements inside.For the ordinary skill of the art, the above-mentioned terms can be understood in the specific meaning of the utility model in the specific circumstances.

[0025] The utility model will be further explained in detail in combination with examples:

[0026] Example 1

[0027] As Figures 1-4 The utility model provides a convenient installation's projection device, including projector box 1, the outer wall of projector box 1 is rotatably connected with connecting support 4, and the top of connecting support 4 is fixedly connected with reinforcing cross board 5;

[0028] The bottom surface of the reinforcing cross plate 5 is fixedly connected with a positioning ring 7, the inner wall of the positioning ring 7 is provided with an installation groove 10, the inner wall of the positioning ring 7 is movably connected with a receiving base plate 8, the outer wall of the receiving base plate 8 is fixedly connected with an installation block 11, and the bottom surface of the positioning ring 7 is provided with a limiting groove 16.

[0029] The receiving base plate 8 is adaptively inserted into the installation groove 10 and the limiting groove 16, the upper surface of the receiving base plate 8 is fixedly connected with an electric push rod 6, and the outer wall close to the bottom end of the electric push rod 6 is provided with an auxiliary limiting assembly for limiting the positioning ring 7.

[0030] The limiting groove 16 is in communication with the inner wall of the positioning ring 7.

[0031] Embodiment 2

[0032] As Figures 1-4 shown, on the basis of embodiment 1, the utility model provides a technical scheme: preferably, the auxiliary limiting assembly includes a fixed ring 14, the fixed ring 14 is fixedly sleeved on the outer wall close to the bottom end of the electric push rod 6, the bottom surface of the fixed ring 14 is fixedly connected with a limiting spring 15, the bottom end of the limiting spring 15 is fixedly connected with a limiting sleeve ring 12, and the bottom surface of the limiting sleeve ring 12 is movably connected with the upper surface of the positioning ring 7.

[0033] The outer wall of the limiting sleeve ring 12 is fixedly connected with a limiting block 13.

[0034] The top of the electric push rod 6 is fixedly connected with a mounting seat, the bottom surface of the mounting seat is provided with a fixed bolt 9, and the mounting seat can be a rotating seat capable of being rotationally adjusted.

[0035] Both sides of the projector box 1 are provided with heat dissipation nets 3, and the front surface of the projector box 1 is provided with a projection window 2.

[0036] The working principle of the convenient-to-install projection device will be described below.

[0037] As Figures 1-4 shown, when the projector box 1 is installed, the positioning ring 7 at the top thereof is butted against the receiving base plate 8, at this time, the installation groove 10 is in butt joint state with the installation block 11, then the positioning ring 7 is pushed to move upwards and exceeds the top of the receiving base plate 8, then the positioning ring 7 is rotated by ninety degrees, at this time, the limiting groove 16 is in butt joint state with the installation block 11, the state of lifting the positioning ring 7 is released, the projector box 1 is pulled to move downwards under the action of gravity, the installation block 11 is clamped into the limiting groove 16, and the positioning ring 7 is sleeved on the outer wall close to the top of the receiving base plate 8.

[0038] When the positioning ring 7 moves to the top of the receiving base 8, it pushes the limiting sleeve ring 12 to move up and compress the limiting spring 15, and after the limiting groove 16 is connected with the mounting block 11, the limiting spring 15 is reset, and the positioning ring 7 is pushed to move down by the self-deformation force, so that it is kept in stable connection with the receiving base 8. Then the installation work of the projector box 1 is completed, and when it is needed to be disassembled, the installation steps are operated reversely. The overall structure is simple and convenient to operate.

[0039] The width of the limiting block 13 is greater than that of the mounting block 11, and the diameter of the limiting sleeve ring 12 is greater than that of the receiving base 8.

[0040] The above is a detailed description of the present application, but some modifications or improvements can be made on the basis of the present application, which is obvious to those skilled in the art. Therefore, the modifications or improvements without departing from the spirit of the present application are within the scope of the present application.

Claims

1. A projection apparatus for easy installation comprising a projector housing (1), characterized in that: The outer wall of the projector box (1) is rotationally connected with a connecting support (4), and the top of the connecting support (4) is fixedly connected with a reinforcing transverse plate (5); The bottom surface of the reinforcing transverse plate (5) is fixedly connected with a positioning ring (7), the inner wall of the positioning ring (7) is provided with an installation groove (10), the inner wall of the positioning ring (7) is movably connected with a receiving base plate (8), the outer wall of the receiving base plate (8) is fixedly connected with an installation block (11), and the bottom surface of the positioning ring (7) is provided with a limiting groove (16); The receiving base plate (8) is respectively and adaptively inserted into the installation groove (10) and the limiting groove (16), the upper surface center of the receiving base plate (8) is fixedly connected with an electric push rod (6), and the outer wall close to the bottom end of the electric push rod (6) is provided with an auxiliary limiting component for limiting the positioning ring (7).

2. A projection device for easy installation according to claim 1, characterized in that: The limiting groove (16) is in communication with the inner wall of the positioning ring (7).

3. The projection device of claim 1, wherein: The auxiliary limiting component comprises a fixed ring (14), the fixed ring (14) is fixedly sleeved on the outer wall close to the bottom end of the electric push rod (6), the bottom surface of the fixed ring (14) is fixedly connected with a limiting spring (15), the bottom end of the limiting spring (15) is fixedly connected with a limiting sleeve ring (12), and the bottom surface of the limiting sleeve ring (12) is movably connected with the upper surface of the positioning ring (7).

4. A conveniently mountable projection device according to claim 3, characterized in that: The outer wall of the limiting sleeve ring (12) is fixedly connected with a limiting block (13).

5. The projection device of claim 1, wherein: The top of the electric push rod (6) is fixedly connected with a mounting seat, and the bottom surface of the mounting seat is provided with a fixing bolt (9).

6. The projection device of claim 1, wherein: Both sides of the projector box (1) are provided with heat dissipation nets (3).

7. The projection device of claim 1, wherein: The front of the projector box (1) is provided with a projection window (2).

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