Hoisting structure of household digital projector

Abstract

The utility model relates to the technical field of projection equipment hoisting, and discloses a household digital projector hoisting structure, which comprises a ceiling, a projector body and a bottom plate, the bottom of the ceiling is provided with a storage groove, an electric telescopic rod is arranged in the storage groove, the top of the electric telescopic rod is fixedly connected with a mounting top block, and the mounting top block is fixedly connected with the projector body. Three sets of fastening holes penetrating up and down are evenly formed in the bottom of the mounting top block in the circumferential direction, the mounting top block is fixedly mounted in the middle of the inner wall of the top of the storage groove through cooperation of fasteners and the fastening holes, a mounting bottom block is arranged at the bottom end of the electric telescopic rod, and a connector is fixedly mounted at the circle center of the top of the mounting bottom block; the bottom end of the electric telescopic rod is detachably installed in the connector, second connecting holes are evenly distributed in the bottom of the installation bottom block in the circumferential direction, and a protection frame is arranged below the installation bottom block. According to the utility model, the projector body can be accommodated, the appearance is attractive, and the dustproof and heat dissipation effects are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of hoisting technology for projection devices, in particular to a hoisting structure for a household digital projector. Background Art

[0002] A projector, also known as a projection machine, is a device that can project images or videos onto a screen. It can be connected to a computer, VCD, DVD, BD, game console, DV, etc. through different interfaces to play corresponding video signals. Projectors are widely used in families, offices, schools, and entertainment venues. According to different working methods, there are different types such as CRT, LCD, and DLP.

[0003] With the continuous development of technology, household digital projectors have gradually become an important device for modern home entertainment. In order to ensure the convenience and aesthetics of projector use and provide users with a safer and more convenient installation and use experience.

[0004] For this reason, we propose a hoisting structure for a household digital projector. Content of the Utility Model

[0005] The utility model mainly solves the technical problems existing in the above-mentioned prior art and provides a hoisting structure for a household digital projector.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme. A hoisting structure for a household digital projector includes a ceiling, a projector body, and a bottom plate. A storage groove is opened at the bottom of the ceiling. An electric telescopic rod is arranged in the storage groove. The top of the electric telescopic rod is fixedly connected with an installation top block. Three sets of through holes are evenly distributed along the circumferential direction at the bottom of the installation top block. The installation top block is fixedly installed in the middle of the inner wall of the top of the storage groove through the cooperation of fasteners and the through holes. The bottom end of the electric telescopic rod is provided with an installation bottom block. A connecting head is fixedly installed at the center of the top of the installation bottom block. The bottom end of the electric telescopic rod is detachably installed in the connecting head. Second connecting holes are evenly distributed along the circumferential direction at the bottom of the installation bottom block. A protective frame is arranged below the installation bottom block. The protective frame is adapted to the storage groove.

[0007] Furthermore, a connecting round block is fixedly installed at the middle of the top of the protective frame. First connecting holes adapted to the second connecting holes are evenly distributed along the circumferential direction at the top of the connecting round block. The connecting round block and the installation bottom block are fixedly connected together by using fasteners in cooperation with the second connecting holes and the first connecting holes.

[0008] Furthermore, dust-proof and heat-dissipating nets are fixedly installed on the front side, rear side, and left side of the protective frame. Fixed plates are respectively fixedly connected to the lower ends of the front and rear sides of the protective frame.

[0009] Further, the two fixing plates are evenly distributed with mounting screw holes along the horizontal direction from left to right, and each mounting screw hole is threadedly connected with a fastening bolt.

[0010] Further, the front and rear ends of the top of the bottom plate are respectively provided with fastening screw holes adapted to the mounting screw holes along the horizontal direction from left to right.

[0011] Further, the lower ends of each fastening bolt are respectively threadedly connected in the fastening screw holes and extend below the fastening screw holes.

[0012] Further, the ends of each fastening bolt are respectively threadedly connected with fastening nuts.

[0013] Further, a placement cavity is formed between the protective frame and the bottom plate, and the projector body is fixedly installed on the top of the bottom plate and located in the placement cavity.

[0014] Further, ventilation holes are provided at the bottom of the bottom plate.

[0015] The utility model provides a hoisting structure for a household digital projector. It has the following beneficial effects:

[0016] 1. For the hoisting structure of the household digital projector, during use, through the mutual cooperation among components such as the ceiling, electric telescopic rod, protective frame, projector body, and bottom plate, after the projector body is used, start the electric telescopic rod, the electric telescopic rod drives the protective frame to rise, the protective frame drives the bottom plate to rise, and the bottom plate drives the projector body to rise until the protective frame and the projector body are received into the receiving groove, and at the same time, the bottom plate fits against the bottom of the ceiling. In this way, the projector body can be stored and it also has an aesthetic effect, improving the practicality.

[0017] 2. For the hoisting structure of the household digital projector, during use, through the mutual cooperation among components such as the electric telescopic rod, protective frame, projector body, and bottom plate, during the use process, the height position of the projector body is adjusted by the lifting and lowering adjustment of the electric telescopic rod, so that the projection effect of the projector body can be perfectly presented to the user, improving the practicality.

[0018] 3. For the hoisting structure of the household digital projector, during use, through the mutual cooperation among components such as the protective frame, dust-proof and heat-dissipating net, bottom plate, projector body, and ventilation holes, the projector body generates heat during use. Through the settings of the dust-proof and heat-dissipating net and ventilation holes, the generated heat can be quickly dissipated, and at the same time, the dust-proof and heat-dissipating net can also prevent dust from adhering to the projector body, improving the practicality. Description of the Drawings

[0019] The structures, proportions, sizes, etc. shown in this specification are only used to match the content disclosed in the specification for those familiar with this technology to understand and read, and are not used to limit the implementation conditions of the present utility model. Therefore, they do not have substantial technical significance.

[0020] Figure 1 is a schematic diagram of the overall three-dimensional structure;

[0021] Figure 2 is a schematic diagram of the protective frame and its connecting components;

[0022] Figure 3 is a schematic diagram of the electric telescopic rod and its connecting components;

[0023] Figure 4 is a schematic diagram of the bottom plate structure.

[0024] Legend:

[0025] 1. Ceiling; 2. Storage groove; 3. Electric telescopic rod; 4. Protective frame; 5. Projector body; 6. Dust-proof and heat-dissipating net; 7. Bottom plate; 8. Ventilation hole; 9. Tightening nut; 10. Tightening bolt; 11. Placement cavity; 12. Fixed plate; 13. Installation screw hole; 14. Connecting round block; 15. First connection hole; 16. Installation top block; 17. Tightening hole; 18. Connection head; 19. Installation bottom block; 20. Second connection hole; 21. Tightening screw hole. Specific implementation manners

[0026] Embodiment 1

[0027] A hanging structure for a household digital projector, as Figures 1-4 shown, includes a ceiling 1, a projector body 5 and a bottom plate 7. A storage groove 2 is opened at the bottom of the ceiling 1. An electric telescopic rod 3 is arranged in the storage groove 2. The top of the electric telescopic rod 3 is fixedly connected with an installation top block 16. Three groups of upper and lower through tightening holes 17 are evenly distributed along the circumferential direction at the bottom of the installation top block 16. The installation top block 16 is fixedly installed at the middle of the top inner wall of the storage groove 2 through the cooperation of fasteners and the tightening holes 17. The bottom end of the electric telescopic rod 3 is provided with an installation bottom block 19. A connection head 18 is fixedly installed at the center of the top of the installation bottom block 19. The bottom end of the electric telescopic rod 3 is detachably installed in the connection head 18. Second connection holes 20 are evenly distributed along the circumferential direction at the bottom of the installation bottom block 19. A protective frame 4 is arranged below the installation bottom block 19. The protective frame 4 is adapted to the storage groove 2. A connecting round block 14 is fixedly installed at the middle of the top of the protective frame 4. First connection holes 15 adapted to the second connection holes 20 are evenly distributed along the circumferential direction at the top of the connecting round block 14. The connecting round block 14 and the installation bottom block 19 are fixedly connected together by using fasteners to cooperate with the second connection holes 20 and the first connection holes 15.

[0028] In this embodiment, during use, through the mutual cooperation among components such as the ceiling 1, the electric telescopic rod 3, the protection frame 4, the projector body 5, and the bottom plate 7, after the use of the projector body 5 is completed, the electric telescopic rod 3 is started. The electric telescopic rod 3 drives the protection frame 4 to rise, the protection frame 4 drives the bottom plate 7 to rise, and the bottom plate 7 drives the projector body 5 to rise until the protection frame 4 and the projector body 5 are received into the receiving groove 2. At the same time, the bottom plate 7 fits against the bottom of the ceiling 1. In this way, the projector body 5 can be received and the aesthetic effect is achieved, improving the practicability.

[0029] Through the mutual cooperation among components such as the electric telescopic rod 3, the protection frame 4, the projector body 5, and the bottom plate 7, during the use process, through the lifting adjustment of the electric telescopic rod 3, the height position of the projector body 5 is adjusted, so that the projection effect of the projector body 5 can be perfectly presented to the user, improving the practicability.

[0030] Embodiment Two

[0031] On the basis of Embodiment One, as Figures 1-4 shown, dust-proof and heat-dissipating nets 6 are fixedly installed on the front side, rear side, and left side of the protection frame 4. Fixing plates 12 are respectively fixedly connected to the lower ends of the front and rear sides of the protection frame 4. The two fixing plates 12 are evenly provided with mounting screw holes 13 along the horizontal direction from left to right. A fastening bolt 10 is threadedly connected in each mounting screw hole 13. A placement cavity 11 is formed between the protection frame 4 and the bottom plate 7. The projector body 5 is fixedly installed on the top of the bottom plate 7 and is located in the placement cavity 11. Vent holes 8 are provided at the bottom of the bottom plate 7. Fastening screw holes 21 adapted to the mounting screw holes 13 are respectively provided along the horizontal direction from left to right at the front and rear ends of the top of the bottom plate 7. The lower ends of each fastening bolt 10 are respectively threadedly connected in the fastening screw holes 21 and extend below the fastening screw holes 21. The ends of each fastening bolt 10 are respectively threadedly connected with fastening nuts 9.

[0032] In this embodiment, during use, through the mutual cooperation among components such as the protection frame 4, the dust-proof and heat-dissipating net 6, the bottom plate 7, the projector body 5, and the vent holes 8, heat is generated during the use of the projector body 5. Through the settings of the dust-proof and heat-dissipating net 6 and the vent holes 8, the generated heat can be quickly dissipated. At the same time, the dust-proof and heat-dissipating net 6 can also prevent dust from contaminating the projector body 5, improving the practicability.

[0033] Working principle of the utility model: During use, through the mutual cooperation among components such as the electric telescopic rod 3, the protective frame 4, the projector body 5, and the bottom plate 7, during the use process, the height position of the projector body 5 is adjusted by the lifting adjustment of the electric telescopic rod 3, so that the projection effect of the projector body 5 can be perfectly presented to the user; through the mutual cooperation among components such as the ceiling 1, the electric telescopic rod 3, the protective frame 4, the projector body 5, and the bottom plate 7, after the projector body 5 is used, the electric telescopic rod 3 is started, the electric telescopic rod 3 drives the protective frame 4 to rise, the protective frame 4 drives the bottom plate 7 to rise, and the bottom plate 7 drives the projector body 5 to rise until the protective frame 4 and the projector body 5 are received into the receiving groove 2, and at the same time the bottom plate 7 fits with the bottom of the ceiling 1, which can not only receive the projector body 5 but also achieve an aesthetic effect; through the mutual cooperation among components such as the protective frame 4, the dust-proof and heat-dissipating net 6, the bottom plate 7, the projector body 5, and the air holes 8, the projector body 5 generates heat during use. Through the settings of the dust-proof and heat-dissipating net 6 and the air holes 8, the generated heat can be quickly dissipated, and at the same time the dust-proof and heat-dissipating net 6 can also prevent dust from contaminating the projector body 5, improving the practicability.

[0034] The above has shown and described the basic principles, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. What is described in the above embodiments and the specification only illustrates the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, and these changes and improvements all fall within the scope of the utility model claimed.

Claims

1. A household digital projector hanging structure, comprising a ceiling (1), a projector body (5) and a bottom plate (7), characterized in that: The ceiling (1) is provided with a storage groove (2) at the bottom, an electric telescopic rod (3) is arranged in the storage groove (2), a mounting top block (16) is fixedly connected to the top of the electric telescopic rod (3), three groups of fastening holes (17) penetrating from top to bottom are evenly distributed along the circumferential direction at the bottom of the mounting top block (16), the mounting top block (16) is fixedly installed at the middle of the top inner wall of the storage groove (2) by the cooperation of fasteners and fastening holes (17), a mounting bottom block (19) is arranged at the bottom end of the electric telescopic rod (3), a connecting head (18) is fixedly installed at the top center of the mounting bottom block (19), the bottom end of the electric telescopic rod (3) is detachably installed in the connecting head (18), the bottom of the mounting bottom block (19) is evenly distributed along the circumferential direction with second connecting holes (20), a protective frame (4) is arranged below the mounting bottom block (19), and the protective frame (4) is adapted to the storage groove (2).

2. The household digital projector hanging structure according to claim 1, characterized in that: A connecting round block (14) is fixedly installed in the middle of the top of the protective frame (4), and first connecting holes (15) that are compatible with the second connecting holes (20) are evenly distributed on the top of the connecting round block (14) along the circumferential direction. Fasteners are used to match the second connecting holes (20) and the first connecting holes (15) to fix the connecting round block (14) and the mounting base block (19) together.

3. The household digital projector hanging structure according to claim 1, characterized in that: The front side, rear side and left side of the protection frame (4) are all fixedly mounted with dustproof and heat dissipation nets (6), and the lower ends of the front and rear side surfaces of the protection frame (4) are respectively fixedly connected with fixing plates (12).

4. The household digital projector hanging structure according to claim 3, characterized in that: The two fixing plates (12) are evenly distributed from left to right along the horizontal direction with mounting screw holes (13), and each mounting screw hole (13) is threadedly connected with a fastening bolt (10).

5. The household digital projector hanging structure according to claim 1, characterized in that: The top and rear ends of the bottom plate (7) are respectively provided with fastening screw holes (21) adapted to the mounting screw holes (13) from left to right along the horizontal direction, and the lower end of each fastening bolt (10) is respectively threadedly connected in the fastening screw hole (21) and extends to the bottom of the fastening screw hole (21).

6. The household digital projector hanging structure according to claim 4, characterized in that: The end of each fastening bolt (10) is threadedly connected with a fastening nut (9).

7. The household digital projector hanging structure according to claim 1, characterized in that: A placement cavity (11) is formed between the protective frame (4) and the bottom plate (7); the projector body (5) is fixedly mounted on the top of the bottom plate (7) and is located in the placement cavity (11); and a ventilation hole (8) is provided at the bottom of the bottom plate (7).

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