CN220851316U - Hanging projector - Google Patents

Abstract

The utility model discloses a hanging projector, which relates to projection equipment and aims to solve the problems of complex process and inconvenience in the process of disassembling and assembling a projection main body, and the hanging projector has the technical scheme that: including projection main part and installation tube, projection main part top is provided with the connecting rod, and connecting rod detachably connects on the installation tube, and installation tube one end is provided with the mounting panel, has seted up card income groove and spacing groove on the installation tube lateral wall, and card income groove and spacing groove pass through the spread groove intercommunication, and card income groove and spacing groove all are perpendicular with the spread groove, are provided with on the connecting rod lateral wall and are used for the card to go into card income groove in proper order, spread groove, spacing groove's card post, swing joint has the sleeve on the connecting rod, is provided with the nest that is used for the embedding of installation tube bottom on the sleeve. According to the hanging projector, the connecting rod is detachably connected to the mounting tube, and when the projection main body is detached, the connecting rod is detached from the mounting tube, so that complicated operation of screwing a screw is avoided, and the hanging projector is simple and convenient.

Description

Hanging projector

Technical Field

The present utility model relates to a projection apparatus, and more particularly, to a ceiling projector.

Background

A projector, also called a projector, is a device capable of projecting images or videos onto a curtain, and is generally applied to teaching industry and holding in a meeting, while a projector for demonstrating text in a meeting is generally suspended on a ceiling, and after the installation is completed, the projection position and angle are inconvenient to adjust.

The Chinese patent with publication number of CN213818017U discloses a projector for video conference, which has the technical key points that: including backup pad, main part, electronic slide rail and rotation gear, the mounting hole has been seted up in the backup pad, and the below connection of backup pad installs electric telescopic handle, and electric telescopic handle's end installs the holding ring to the inboard of holding ring is provided with the chuck, and the knob is installed in the outside of holding ring moreover, the top of main part is provided with the link, and installs electronic slide rail in the top of link, be provided with projection lamp and speaker hole in the main part, and fixed gear and holding lever are installed to the main part inboard to the spring is overlapped in the holding lever outside, the pivot is installed to the link inboard, and installs rotation gear in the pivot.

This projecting apparatus for video conferencing adjusts horizontal position and vertical height of main part through the inside control system who sets up of main part, be convenient for adjust the projection face after the installation to adapt to the projection panel of different positions, but the connecting plate is connected on the ceiling, through electric telescopic handle fixed connection between connecting plate and the projection main part, when need installing and removing the projection main part, need together install and remove whole projecting apparatus and connecting plate, through the screw of screw in unscrewing mounting hole, realize installing and removing of projecting apparatus, the process is loaded down with trivial details, very inconvenient.

Disclosure of utility model

Aiming at the defects in the prior art, the utility model aims to provide a hanging projector which is simple to assemble and disassemble and is convenient and quick.

The technical aim of the utility model is realized by the following technical scheme: the utility model provides a hanging projector, includes projection main part and installation tube, projection main part top is provided with the connecting rod, connecting rod detachably connects on the installation tube, installation tube one end is provided with the mounting panel, set up card income groove and spacing groove on the installation tube lateral wall, card income groove and spacing groove pass through the spread groove intercommunication, card income groove and spacing groove are all perpendicular with the spread groove, be provided with the draw-in post that is used for the card to go into card income groove, spread groove, spacing groove in proper order on the connecting rod lateral wall, swing joint has the sleeve on the connecting rod, be provided with the nest that is used for the embedding of installation tube bottom on the sleeve.

The utility model is further provided with: an internal thread structure is arranged on the inner peripheral wall of the sleeve, and an external thread structure matched with the internal thread structure is arranged on the side wall of the connecting rod.

The utility model is further provided with: the installation tube is connected with a reinforcing sleeve in a sliding manner, a plurality of reinforcing columns are arranged at the bottom of the reinforcing sleeve, and insertion holes for inserting the reinforcing columns are formed in the nesting.

The utility model is further provided with: the reinforcing sleeve is characterized in that an annular groove is formed in the peripheral wall of the reinforcing sleeve, a rotating ring is arranged in the annular groove, a vertical rod is arranged on the rotating ring in the height direction, a locking block is arranged at one end, far away from the rotating ring, of the vertical rod, and a socket for inserting the locking block is arranged on the nest.

The utility model is further provided with: the sections of the rotating ring and the annular groove are trapezoidal.

The utility model is further provided with: and the side wall of the reinforcing column is provided with an elastic sheet.

The utility model is further provided with: the locking block is made of rubber materials.

The utility model is further provided with: the sleeve is provided with a plurality of anti-slip strips.

In summary, the utility model has the following beneficial effects: according to the utility model, the connecting rod is detachably connected to the mounting tube, so that the connecting rod is only required to be detached from the mounting tube without the need of detaching the mounting tube from the mounting plate when the projection main body is required to be detached, the complicated operation of screwing the screw is avoided, and the method is simple and convenient.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a sleeve according to the present utility model;

fig. 3 is a schematic structural view of the reinforcing sleeve according to the present utility model.

In the figure: 1. a projection main body; 2. a connecting rod; 3. installing a pipe; 4. a mounting plate; 5. a rotating ring; 6. a reinforcing column; 7. an elastic sheet; 8. a connecting groove; 9. clamping into the groove; 10. nesting; 11. a sleeve; 12. reinforcing the sleeve; 13. a vertical rod; 14. a locking block; 15. a limit groove; 16. a clamping column; 17. a socket; 18. an external thread structure; 19. an internal thread structure; 20. a jack; 21. an anti-slip strip; 22. an annular groove.

Detailed Description

The present utility model will be described in detail below with reference to the accompanying drawings and examples.

Referring to FIG. 1, a ceiling projector comprises a projection main body 1 and a mounting tube 3, wherein a connecting rod 2 is arranged at the top of the projection main body 1, the connecting rod 2 is detachably connected to the mounting tube 3, a mounting plate 4 is arranged at one end of the mounting tube 3, the mounting plate 4 is fixed on a ceiling in advance without disassembly, a clamping groove 9 and a limiting groove 15 are formed in the side wall of the mounting tube 3, the clamping groove 9 and the limiting groove 15 are communicated through a connecting groove 8, the clamping groove 9 and the limiting groove 15 are perpendicular to the connecting groove 8, a clamping column 16 for sequentially clamping the clamping groove 9, the connecting groove 8 and the limiting groove 15 is arranged on the side wall of the connecting rod 2, a sleeve 11 is movably connected to the connecting rod 2, a nest 10 for embedding the bottom of the mounting tube 3 is arranged on the sleeve 11, when the projection main body 1 is mounted, the connecting rod 2 is inserted into the mounting tube 3, the clamping column 16 is clamped into the clamping groove 9, and moves along the clamping groove 9 until the communication position of the clamping groove 9 and the connecting groove 8 stops, then rotates the connecting rod 2 to enable the clamping post 16 to move along the connecting groove 8 until the communication position of the connecting groove 8 and the limiting groove 15 stops, moves the connecting rod 2 downwards to enable the clamping post 16 to be clamped into the limiting groove 15, the limiting groove 15 limits the clamping post 16 to lock the connecting rod 2, then moves the sleeve 11 upwards along the connecting rod 2 to enable the bottom of the mounting tube 3 to be embedded into the nest 10, ensures the connection strength between the connecting rod 2 and the mounting tube 3, moves the sleeve 11 downwards along the clamping post 16 to enable the nest 10to be separated from the bottom of the clamping post 16 when the projection main body 1 needs to be disassembled for debugging, moves the connecting rod 2 upwards again to enable the clamping post 16 to be separated from the limiting groove 15, cancels the limiting of the limiting groove 15 to limit the clamping post 16 to enable the locking state to be released, moves the clamping post 16 to the communication position of the limiting groove 15 and the connecting groove 8, the connecting rod 2 is rotated, so that the clamping column 16 moves along the connecting groove 8 until the connecting groove 8 and the clamping groove 9 are communicated, and the connecting rod 2 is pulled out downwards, and when the projection main body 1, the mounting plate 4 and the mounting tube 3 are not required to be detached, so that the complicated operation of screwing out the screw is avoided, and the operation is convenient and quick.

Referring to fig. 1 and 2, an internal thread structure 19 is arranged on the inner peripheral wall of a sleeve 11, an external thread structure 18 matched with the internal thread structure 19 is arranged on the side wall of a connecting rod 2, the sleeve 11 is connected to the connecting rod 2 through threads, the connection between the sleeve 11 and the connecting rod 2 is firmer through the matching of the internal thread structure 19 and the external thread structure 18, the sleeve 11 moves up and down through screwing down, the operation is simple and convenient, a plurality of anti-slip strips 21 are arranged on the sleeve 11, the friction coefficient of the surface of the sleeve 11 can be increased through the anti-slip strips 21, and the sleeve 11 is not easy to slip when screwing the sleeve 11, so that the sleeve 11 is more labor-saving and convenient to screw.

Referring to fig. 1, fig. 2, fig. 3, sliding connection has the reinforcement cover 12 on the installation pipe 3, and the reinforcement cover 12 bottom is provided with a plurality of reinforcement posts 6, offer the jack 20 that is used for reinforcement post 6 male on the nested 10, after installation pipe 3 bottom imbeds in the nested 10, slide the reinforcement cover 12 downwards, make reinforcement post 6 insert in jack 20, the parallel surface of nested 10 and reinforcement cover 12 is contradicted each other, consolidate the reinforcement of nested 10 through reinforcement cover 12, make the connection between nested 10 and the installation pipe 3 more reliable, thereby effectively promoted the joint strength between installation pipe 3 and the connecting rod 2, and offer annular groove 22 on reinforcement cover 12 periphery wall, be provided with rotation ring 5 in annular groove 22, and be provided with montant 13 along the direction of height on rotation ring 5, one end that is kept away from rotation ring 5 at montant 13 is provided with locking piece 14, be provided with the socket 17 that is used for locking piece 14 male on the nested 10, rotation ring 5, make rotation ring 5 rotate in annular groove 22 montant 13, thereby drive 13 rotation, make locking piece 14 insert in socket 17, the connection between nested 10 and the installation pipe 3 is more reliable, thereby the joint strength between annular groove 17 has been realized, and the connection between the annular groove 5 has realized, and the connection between the connection ring 5 is realized, and the annular groove 5 has been removed smoothly, in addition, and the rotation ring is rotated in the annular groove 22 has been realized, and the joint strength is easy, and is rotated conveniently and is rotated in the annular groove 5, and is convenient and is rotated conveniently and easy, and is rotated.

Referring to fig. 1, an elastic sheet 7 is provided on the side wall of the reinforcing column 6, after the reinforcing column 6 is inserted into the insertion hole 20, the elastic sheet 7 is extruded and deformed, and the elastic sheet 7 rebounds to generate a reaction force on the inner wall of the insertion hole 20, so that the elastic sheet 7 and the inner wall of the insertion hole 20 firmly collide, and the connection strength between the reinforcing column 6 and the insertion hole 20 is improved, and in addition, the locking block 14 is made of rubber materials, and because the rubber elasticity is good and wear-resistant, when the locking block 14 is clamped into the insertion hole 17, the locking block 14 can be firmly inserted into the insertion hole 17, thereby improving the locking effect and being beneficial to further improving the connection strength between the nest 10 and the reinforcing sleeve 12.

The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.

Claims (8)

1. The utility model provides a hanging projector, includes projection main body (1) and mounting tube (3), projection main body (1) top is provided with connecting rod (2), its characterized in that: connecting rod (2) detachably connects on installation pipe (3), installation pipe (3) one end is provided with mounting panel (4), set up card income groove (9) and spacing groove (15) on installation pipe (3) lateral wall, card income groove (9) and spacing groove (15) are through spread groove (8) intercommunication, card income groove (9) and spacing groove (15) are all perpendicular with spread groove (8), be provided with on connecting rod (2) lateral wall and be used for the card to go into card income groove (9), spread groove (8), spacing groove (15) card post (16) in proper order, swing joint has sleeve (11) on connecting rod (2), be provided with on sleeve (11) and be used for the embedded nest (10) in installation pipe (3) bottom.

2. A ceiling projector according to claim 1, wherein: an inner thread structure (19) is arranged on the inner peripheral wall of the sleeve (11), and an outer thread structure (18) matched with the inner thread structure (19) is arranged on the side wall of the connecting rod (2).

3. A ceiling projector according to claim 1, wherein: the mounting pipe (3) is connected with a reinforcing sleeve (12) in a sliding manner, a plurality of reinforcing columns (6) are arranged at the bottom of the reinforcing sleeve (12), and insertion holes (20) for inserting the reinforcing columns (6) are formed in the nest (10).

4. A ceiling projector according to claim 3, wherein: an annular groove (22) is formed in the peripheral wall of the reinforcing sleeve (12), a rotating ring (5) is arranged in the annular groove (22), a vertical rod (13) is arranged on the rotating ring (5) along the height direction, a locking block (14) is arranged at one end, far away from the rotating ring (5), of the vertical rod (13), and a socket (17) used for inserting the locking block (14) is arranged on the nest (10).

5. The overhead projector of claim 4, wherein: the sections of the rotating ring (5) and the annular groove (22) are trapezoidal.

6. A ceiling projector according to claim 3, wherein: the side wall of the reinforcing column (6) is provided with an elastic sheet (7).

7. The overhead projector of claim 4, wherein: the locking block (14) is made of rubber materials.

8. A ceiling projector according to claim 1, wherein: a plurality of anti-slip strips (21) are arranged on the sleeve (11).