Projector fixing support of projection ceiling lamp

Abstract

The projector fixing support of the projection ceiling lamp comprises a lamp suction top seat, an annular lamp body, a projection support and a projector, the projection support comprises a fixing base, a movable rod, a connecting seat, a circular plate, a fastening screw and a lengthened rivet, parallel groove edges are arranged on the edge of the fixing base, mounting screw holes are formed in the groove edges, a groove with a flat bottom is formed in the connecting seat, and the circular plate is arranged in the groove. A connecting screw hole is formed in one end of the connecting base, a long-strip-shaped side opening is formed in the side face of the connecting base, and a through free strip-shaped hole is formed in the bottom of the groove. The beneficial effects of the utility model are that the folding angles between the movable rod and the fixed pedestal and between the movable rod and the connecting seat in the projection support can be adjusted by adjusting the fastening screws, so that the installation height of the projector can be adjusted; the projection angle of the projector can be adjusted at any angle of 360 degrees by rotating the circular plate and moving the lengthened rivet in the free strip-shaped hole, the projection angle can be screwed and fixed by the nut, the projection bracket is simple in structure, and the installation and fixation of the projector in height adjustment and angle adjustment are convenient and easy to implement.

Description

Technical Field

[0001] The utility model relates to the technical field of lighting, in particular to a projector fixing bracket of a projection ceiling lamp. Background Art

[0002] There are various types of products combining projectors and ceiling lamps on the market now, and the product market is extremely hot. However, the projector itself has a certain thickness, plus the thickness of the ceiling lamp, which makes the combined product of the projector and ceiling lamp very thick and heavy. In particular, the installation of the projector requires adjusting the appropriate angle and height. Currently, the brackets on the market are basically vertical hanging type or support platform type, which takes up a lot of indoor space and cannot be integrated with the interior decoration. The Chinese patent publication number is: CN 220730614 U, and the patent name is: A 360-degree rotating projection ceiling lamp, which discloses a 360-degree rotating projection ceiling lamp, including a ceiling lamp body and a projection lamp body, the ceiling lamp body includes a ceiling shell, a light source and a light-transmitting panel; the projection lamp body includes a projector bracket structure and a projector body; a circular hole is set at the center of the ceiling shell, and the light source and the light-transmitting panel are located around the circular hole; the projector bracket structure includes a mounting seat and a rotating connecting rod rotatably connected to the mounting seat; the mounting seat is in the circular hole and is fixed to the ceiling shell by screws, the projector body is threadedly fixed on the rotating connecting rod and the projector body is located below the ceiling lamp body; the rotating connecting rod can rotate 360 ​​degrees on the mounting seat. Although the structure of the utility model enables the projector body to rotate within a range of 360 degrees, which is conducive to direction adjustment, the user cannot flexibly adjust the height of the projector according to the height of the installation site, which brings certain limitations to the use. Summary of the invention

[0003] In view of the above-mentioned defects, the designer has actively carried out research and innovation in order to create a projector fixing bracket for a projection ceiling lamp with a simple structure and easy use, so as to solve the problems raised in the above-mentioned background technology, make it more valuable for industrial use, and meet market demand.

[0004] The utility model achieves the above-mentioned purpose through the following technical solutions:

[0005] A projector fixing bracket of a projection ceiling lamp comprises a lamp-absorbing top base with a screw hole in the center, a ring-shaped lamp body, a projection bracket and a projector. The projection bracket comprises a flat plate-shaped fixed base, two long strip movable rods with mirror-symmetrical shapes and connecting screw holes penetrating at both ends, a flat plate-shaped connecting base, a circular plate with a rivet hole in the center, four fastening screws and an extended rivet with external threads. Parallel long strip convex stepped groove edges are symmetrically arranged on two parallel edges on the same plane of the fixed base, mounting screw holes are arranged at relative positions on the inner sides of the same end of two parallel and opposite groove edges from the inside to the outside, a threaded mounting hole is arranged in the middle of the fixed base, a groove concave downwardly to form a flat bottom is arranged on the back of the connecting base, connecting screw holes are symmetrically arranged on both sides of one end of the connecting base, parallel long strip side openings flush with and penetrating the bottom of the groove are arranged on the two side surfaces of the connecting base that are the same as the connecting screw holes, and a long strip free strip hole that passes downwardly and is parallel to the long strip side opening is arranged at the bottom of the groove.

[0006] As a further measure, the groove edge is fixed tightly to the fixed base by screws through the screw holes therein.

[0007] As a further measure, the other side of the socket is configured as a grid-like concave-convex surface for enhancing friction.

[0008] As a further measure, the diameter of the circular plate is smaller than the length of the elongated side opening.

[0009] Compared with the prior art, the beneficial effects of the utility model are as follows: the projection bracket assembly method is to first fix one end of the movable rod on the groove edge of the fixed base by fastening screws and the installation screw holes in a symmetrical manner, and the other ends of the two movable rods are fixed to the connecting seat by fastening screws and the connecting screw holes, and then the circular plate is placed from the long strip side opening of the connecting seat into the bottom center of the connecting seat groove, and an extended rivet is passed through the free strip hole and then screwed into the central rivet hole of the circular plate to fix one end of it on the circular plate, and the other end of the extended rivet is inserted into the nut through the free strip hole to protrude outwards and fixed. When the user installs, first fix the lamp absorbing top seat and the annular lamp body , and then fix the assembled projection bracket on the lamp absorber top base with screws through the mounting holes and the central screw holes of the lamp absorber top base. The projector is screwed and fastened to the outwardly extending part of the extended rivet with external thread ends. In effect, the user can adjust the folding angle of the movable rod and the fixed base, and the movable rod and the connecting seat in the projection bracket by loosening and tightening the 4 fastening screws to adjust the installation height of the projector. The projection angle of the projector can be adjusted 360 degrees at any angle by rotating the circular plate and moving the extended rivet in the free strip hole and tightened and fixed with nuts. The projection bracket has a simple structure, and the installation and fixation of the projector in height adjustment and angle adjustment are convenient and easy. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0011] Figure 1 It is a schematic diagram of the three-dimensional structure of a projection bracket of a projector fixing bracket of a projection ceiling lamp described in the utility model;

[0012] Figure 2 It is a rear view structural schematic diagram of a projection bracket of a projector fixing bracket of a projection ceiling lamp described in the utility model;

[0013] Figure 3 It is a schematic diagram of the overall structure of a projector fixing bracket of a projection ceiling lamp described in the utility model.

[0014] Explanation of the reference numerals: 1. Lamp absorbing top base; 2. Ring-shaped lamp body; 3. Projection bracket; 4. Projector; 31. Fixed base; 32. Movable rod; 33. Connecting base; 34. Round plate; 35. Fastening screw; 36. Extended rivet; 310. Groove edge; 311. Mounting screw hole; 312. Mounting hole; 330. Groove; 331. Connecting screw hole; 332. Long strip side opening; 333. Free strip hole. DETAILED DESCRIPTION

[0015] The present invention will be further described below in conjunction with the embodiments and drawings:

[0016] like Figure 1-3As shown, a projector fixing bracket of a projection ceiling lamp comprises a ceiling lamp base 1 with a screw hole in the center, a ring-shaped lamp body 2, a projection bracket 3, and a projector 4. The projection bracket 3 comprises a flat plate-shaped fixed base 31, two long strip-shaped movable rods 32 with mirror-symmetrical shapes and connecting screw holes at both ends, a flat plate-shaped connecting base 33, a circular plate 34 with a rivet hole in the center, four fastening screws 35, and an extended rivet 36 with external threads. Parallel long strip-shaped outwardly convex stepped groove edges 310 are symmetrically arranged on two parallel edges on the same plane of the fixed base 31. The groove edges 310 are tightly fixed to the fixed base 31 through the screw holes thereon by screws, and the inner sides of the same ends of the two parallel and opposite groove edges 310 are opposite to each other. The mounting screw hole 311 is provided from the inside to the outside, and a mounting hole 312 with a thread is provided in the middle of the fixed base 31. A groove 330 which is concave downward to form a flat bottom is provided on the back of the connecting seat 33. Connecting screw holes 331 are symmetrically provided on both sides of one end of the connecting seat 33. The connecting seat 33 and the connecting screw holes 331 have parallel long strip side openings 332 which are flush with and pass through the bottom of the groove 330 on both sides of the connecting seat 33. The bottom of the groove 330 is provided with a long strip free strip hole 333 which is parallel to the long strip side opening 332 and passes through downward. The other side of the connecting seat 33 is set to a grid-like concave-convex surface to enhance friction. The diameter of the circular plate 34 is smaller than the length of the long strip side opening 332. The projection bracket 3 is assembled by first putting two movable One end of the movable rod 32 is symmetrically installed and fixed on the groove edge 310 of the fixed base 31 by fastening screws 35 and mounting screw holes 311, and the other ends of the two movable rods 32 are fixed to the connecting seat 33 by fastening screws 35 and connecting screw holes 331. Then, the circular plate 34 is placed into the bottom center of the groove 330 of the connecting seat 33 from the long strip side opening 332 of the connecting seat 33, and an extended rivet 36 is passed through the free strip hole 333 and then screwed into the central rivet hole of the circular plate 34 to fix one end of it on the circular plate 34, and the other end of the extended rivet 36 is inserted into the nut through the free strip hole 333 to protrude outward to fix it. When installing, the user first fixes and installs the lamp absorber top seat 1 and the annular lamp body 2, and then puts the assembled The projection bracket 3 is fixedly mounted on the lamp absorber top base 1 by means of screws through the mounting holes 312 and the central screw holes of the lamp absorber top base 1. The projector 4 is screwed and fastened to the outwardly extending portion of the externally threaded end of the extended rivet 36. Effectively, the user can adjust the folding angles of the movable rod 32 and the fixed base 31, and the movable rod 32 and the connecting base 33 in the projection bracket 3 by loosening or tightening the four fastening screws 35, thereby achieving the adjustment of the installation height of the projector 4. The projection angle of the projector 4 can be adjusted to any angle of 360 degrees by rotating the circular plate 34 and moving the extended rivet 36 in the free strip hole 333 and then tightened and fixed with a nut. The projection bracket 3 has a simple structure, and is convenient and easy to install and fix the projector 4 in terms of height adjustment and angle adjustment.

[0017] The above shows and describes the basic principle, 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, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A projector fixing bracket for a projection ceiling lamp, characterized in that: The invention comprises a lamp absorbing top base (1) with a screw hole in the center, a ring-shaped lamp body (2), a projection bracket (3), and a projector (4); the projection bracket (3) comprises a flat plate-shaped fixed base (31), two long strip movable rods (32) with mirror-symmetrical shapes and connecting screw holes penetrating at both ends, a flat plate-shaped connecting base (33), a circular plate (34) with a rivet hole in the center, four fastening screws (35), and an extended rivet (36) with an external thread; parallel long strip convex stepped groove edges (310) are symmetrically provided on two parallel edges in the same plane of the fixed base (31); the two parallel and opposite groove edges (310) are arranged in the same plane. A mounting screw hole (311) is provided at a relative position on the inner side of one end from the inside to the outside, a mounting hole (312) with a thread is provided in the middle of the fixed base (31), a groove (330) which is concave downward to form a flat bottom is provided on the back of the connecting seat (33), connecting screw holes (331) are symmetrically provided on both sides of one end of the connecting seat (33), and parallel long strip side openings (332) which are flush with and penetrate the bottom of the groove (330) are provided on both sides of the connecting seat (33) which are the same as the connecting screw holes (331), and a long strip free strip hole (333) which is parallel to the long strip side opening (332) and penetrates downward is provided at the bottom of the groove (330).

2. The projector fixing bracket of the projection ceiling lamp according to claim 1, characterized in that: The groove edge (310) is fixed tightly to the fixed base (31) by screws through screw holes provided thereon.

3. The projector fixing bracket of the projection ceiling lamp according to claim 1, characterized in that: The other surface of the connection seat (33) is configured as a grid-like concave-convex surface for enhancing friction.

4. The projector fixing bracket of the projection ceiling lamp according to claim 1, characterized in that: The diameter of the circular plate (34) is smaller than the length of the long strip-shaped side opening (332).

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