CN215982196U

CN215982196U - Blackboard lamp capable of adjusting irradiation angle

Info

Publication number: CN215982196U
Application number: CN202122417440.5U
Authority: CN
Inventors: 邹义
Original assignee: Hunan Z Light Photoelectric Technology Co ltd
Current assignee: Hunan Z Light Photoelectric Technology Co ltd
Priority date: 2021-10-08
Filing date: 2021-10-08
Publication date: 2022-03-08
Anticipated expiration: 2031-10-08

Abstract

The utility model discloses a blackboard lamp capable of adjusting an irradiation angle, wherein end covers are fixedly arranged at two ends of a blackboard lamp main body, a chute is formed in the upper end of the blackboard lamp main body, an angle adjusting assembly is arranged in the chute and comprises a lower support, an upper support and a threaded pin, the lower end of the lower support is connected in the chute in a sliding manner, a plurality of arc-shaped grooves are formed in the lower support, three convex columns are arranged on one side of the upper support and are in adaptive connection with the arc-shaped grooves, connecting holes are formed in the center of the lower support and the center of the upper support, and the threaded pin penetrates through the connecting holes and fixes the upper support and the lower support; the upper end of the upper bracket is provided with a mounting hole, and a lamp post assembly is fixedly connected in the mounting hole; the blackboard lamp main body is internally provided with a lamp source assembly. The blackboard lamp adjusting mechanism is simple in structure, can realize multi-angle adjustment of the blackboard lamp through the angle adjusting assembly, and ensures the stability of adjustment of the blackboard lamp.

Description

Blackboard lamp capable of adjusting irradiation angle

Technical Field

The utility model relates to the technical field of blackboard lamp equipment, in particular to a blackboard lamp with an adjustable irradiation angle.

Background

The blackboard lamp is used for providing a good visual environment and ensuring that teachers and students write and read on the blackboard. The lighting effect of the blackboard lamp is concerned about the eye health problems of students and teachers, the requirements of the blackboard lamp in a classroom on illumination uniformity, average illumination and glare are very strict, if the lighting effect does not reach the standard, the blue light, the glare and the illumination of the blackboard lamp are not uniform, and teachers and students are in the illumination environment for a long time, so that the eyes are easy to fatigue and myopia, and the health of teenagers and teachers is not facilitated.

In the prior art, a blackboard lamp is generally installed at the top of a classroom in a hoisting manner, in order to ensure that the luminous part of the blackboard lamp accurately irradiates a writing area of a blackboard, direct glare to teachers needs to be avoided, although the position and the size of the blackboard have national standards, the height of a ceiling, the height and the size of the blackboard and the like often differ in different areas and schools, so that the installation height of the blackboard lamp, the installation distance and the angle of the blackboard lamp and other parameters need to be adjusted, measurement and calculation need to be carried out according to the actual field during installation, the installation is complicated, and if the lighting does not meet the requirements after installation through testing, a lamp cannot be finely adjusted, so that the whole lamp can only be disassembled and reassembled, time and labor are wasted, the whole lamp body easily shakes to a large extent during adjustment, the efficient use of the blackboard lamp is inconvenient, and how to design an angle-adjustable blackboard lamp installation structure, is the direction of further improvement.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a blackboard lamp with an adjustable irradiation angle.

The utility model provides the following technical scheme: a blackboard lamp capable of adjusting an irradiation angle comprises a blackboard lamp main body, end covers, an angle adjusting assembly, a lamp post assembly and a lamp source assembly, wherein the end covers are fixedly installed at two ends of the blackboard lamp main body; the upper end of the upper bracket is provided with a mounting hole, and a lamp post assembly is fixedly connected in the mounting hole; and a lamp source assembly is arranged in the blackboard lamp main body.

Preferably, the end cover inboard is equipped with the stopper, the both ends adaptation of blackboard lamp main part is supported and is located on the stopper.

Preferably, the first threaded hole is formed in the edge of the end cover, the second threaded hole is formed in the edge of the two ends of the blackboard lamp main body, the first threaded hole corresponds to the second threaded hole in position, and the first threaded hole and the second threaded hole are matched and fixed through screws.

Preferably, the lamp source subassembly includes lens, light source board and LED power, blackboard lamp main part outside with lens can dismantle the connection just lens are the slope setting, fixed mounting has light source board and LED power in the blackboard lamp main part, the light source projection direction of light source board is close to lens, the light source board with LED power electric connection.

Preferably, an anti-dazzle groove is formed in one side, close to the lens, of the blackboard lamp body, and the bottom of the anti-dazzle groove is higher than the top of the lens.

Preferably, the first threaded hole is a T-shaped threaded hole.

Preferably, the lamp post assembly comprises a fixing bolt, a hanging rod and a fixing seat, one end of the hanging rod extends into the mounting hole, the fixing bolt is respectively installed at the upper end and the lower end of the mounting hole and fixed to the hanging rod, the other end of the hanging rod is fixedly connected with the fixing seat, and the fixing seat is fixed to a ceiling

Compared with the prior art, the utility model has the following beneficial effects:

(1) the angle adjusting device is simple in overall structure, the threaded pin is directly unscrewed through the angle adjusting assembly, the arc-shaped groove of the lower support slightly slides out of the protruding column, the arc-shaped groove is clamped into the other protruding column, the blackboard lamp main body rotates along the rotating direction of the arc-shaped groove, meanwhile, the upper support is fixed with the lamp post assembly, the lower support is fixed with the blackboard lamp main body, the arc-shaped groove rotates on the protruding column and cannot slide out of the connecting range of the threaded pin, the whole blackboard lamp main body can be conveniently and smoothly adjusted in angle without being disassembled, time and labor are saved, the whole adjusting process is stable, and efficient use of the blackboard lamp is facilitated.

(2) The end cover is arranged, so that the blackboard lamp main body can be buckled in a matched manner, and the dust-free effect in the blackboard lamp main body is ensured; the first threaded hole arranged on the end cover is a T-shaped threaded hole, so that an installed screw can be immersed into the threaded hole, the outer surface of the whole blackboard lamp is not protruded, and the whole blackboard lamp is attractive; the end cover is internally provided with a limiting block to abut against the two ends of the blackboard lamp body, so that the electric wire of the light source plate can be protected from being stored in sufficient space and not extruded and deformed.

(3) The anti-dazzle groove is arranged, so that light transmitted by the light source plate is reflected and dispersed, the glare sense in use is reduced, and the eye protection is facilitated.

Drawings

FIG. 1 is a schematic illustration of an explosive structure according to the present invention;

FIG. 2 is a schematic view of the present invention without the pole assembly;

FIG. 3 is a schematic view of the angle adjustment assembly of the present invention;

FIG. 4 is a bottom view of the present invention;

FIG. 5 is a schematic view of the internal structure of the end cap of the present invention;

fig. 6 is a cross-sectional view of the blackboard lamp body of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

As shown in fig. 1 to 6, a blackboard lamp capable of adjusting an irradiation angle includes a blackboard lamp body 1, a chute 2, an end cover 3, a lower bracket 4, an upper bracket 5, a threaded pin 6, an arc-shaped groove 7, a convex column 8, a limiting block 9, a threaded hole I10, a threaded hole II 11, a lens 12, a light source plate 13, an LED power supply 14, an anti-glare groove 15, a fixing bolt 16, a hanging rod 17, a fixing seat 18 and a screw 19.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The blackboard lamp comprises a blackboard lamp body 1, end covers 3, a sliding groove 2, an angle adjusting assembly, an upper support 5 and a threaded pin 6, wherein the two ends of the blackboard lamp body 1 are fixedly provided with the end covers 3, the upper end of the blackboard lamp body 1 is provided with the sliding groove 2, the angle adjusting assembly is arranged in the sliding groove 2 and comprises a lower support 4, the lower end of the lower support 4 is connected in the sliding groove 2 in a sliding manner, the lower support 4 is provided with a plurality of arc grooves 7, one side of the upper support 5 is provided with three convex columns 8, the convex columns 8 are in adaptive connection with the arc grooves 7, the centers of the lower support 4 and the upper support 5 are respectively provided with a connecting hole, and the threaded pin 6 penetrates through the connecting holes and fixes the upper support 5 and the lower support 4; upper bracket 5 upper end is equipped with the mounting hole, fixedly connected with lamp pole subassembly in the mounting hole, specifically, can directly unscrew threaded pin 6, slightly roll-off projection 8 with arc recess 7 of lower carriage 4, go into arc recess 7 card and go into other projection 8, make blackboard lamp main part 1 rotate along arc recess 7's direction of rotation, and meanwhile, upper bracket 5 is fixed with the lamp pole subassembly, lower carriage 4 is fixed with blackboard lamp main part 1, arc recess 7 can not roll-off threaded pin 6's connection range in the rotation on projection 8, need not to dismantle whole blackboard lamp main part 1 and just can guarantee whole blackboard lamp main part 1 convenient angle of adjustment smoothly, time saving and labor saving, and whole accommodation process is steady, the high-efficient use of the blackboard lamp of being convenient for.

Install the lamp source subassembly in blackboard lamp main part 1, the lamp source subassembly includes lens 12, light source board 13 and LED power 14, and blackboard lamp main part 1 outside can be dismantled with lens 12 and be connected and lens 12 is the slope setting, and fixed mounting has light source board 13 and LED power 14 in blackboard lamp main part 1, and the light source of light source board 13 throws the direction and is close to lens 12, light source board 13 and LED power 14 electric connection.

The inboard stopper 9 that is equipped with of end cover 3, the both ends of blackboard lamp main part 1 not only the adaptation supports to locate on stopper 9, and the electric wire that can also protect the light source board has sufficient space to accomodate, is not extruded deformation. A first threaded hole 10 is formed in the corner of the end cover 3, a second threaded hole 11 is formed in the corners of two ends of the blackboard lamp main body 1, the first threaded hole 10 corresponds to the second threaded hole 11 in position, and the first threaded hole 10 and the second threaded hole 11 are matched and fixed through a screw 19, so that the end cover 3 is ensured to be matched and buckled on the blackboard lamp main body 1, and the dust-free effect in the blackboard lamp main body 1 is improved; the threaded hole I10 formed in the end cover 3 is a T-shaped threaded hole, so that an installed screw can sink into the threaded hole I10, the outer surface of the whole blackboard lamp is not protruded, and the whole blackboard lamp is attractive.

The anti-dazzle groove 15 is arranged on one side, close to the lens 12, of the blackboard lamp body 1, the bottom of the anti-dazzle groove 15 is higher than the top of the lens 12, and the anti-dazzle groove 15 enables light transmitted out of the light source plate to be reflected and dispersed, so that glare sense during use is reduced, and eye protection is facilitated.

The lamp pole subassembly includes fixing bolt 16, jib 17 and

fixing base

18, and 17 one end of jib stretches into in the mounting hole, and both ends are installed fixing bolt 16 respectively and are fixed with jib 17 about the mounting hole, and the other end and the fixing base 18 fixed connection of jib 17, and fixing base 18 is fixed in on the ceiling.

The above-mentioned embodiments are only preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, and therefore, modifications, equivalent changes, improvements, etc. made in the claims of the present invention are still included in the scope of the present invention.

Claims

1. The utility model provides an adjustable blackboard lamp who shines angle which characterized in that: comprises a blackboard lamp body (1), an end cover (3), an angle adjusting component, a lamp post component and a lamp source component, the two ends of the blackboard lamp main body (1) are fixedly provided with end covers (3), the upper end of the blackboard lamp main body (1) is provided with a chute (2), an angle adjusting component is arranged in the sliding groove (2), the angle adjusting component comprises a lower bracket (4), an upper bracket (5) and a thread pin (6), the lower end of the lower bracket (4) is connected in the sliding chute (2) in a sliding way, a plurality of arc-shaped grooves (7) are arranged on the lower bracket (4), three convex columns (8) are arranged on one side of the upper bracket (5), the convex columns (8) are in adaptive connection with the arc-shaped grooves (7), the center of the lower bracket (4) and the center of the upper bracket (5) are both provided with connecting holes, the threaded pin (6) penetrates through the connecting hole and fixes the upper bracket (5) and the lower bracket (4); the upper end of the upper bracket (5) is provided with a mounting hole, and a lamp post assembly is fixedly connected in the mounting hole; the blackboard lamp body (1) is internally provided with a lamp source assembly.

2. The blackboard lamp capable of adjusting the irradiation angle according to claim 1, wherein: the blackboard lamp is characterized in that a limiting block (9) is arranged on the inner side of the end cover (3), and the two ends of the blackboard lamp body (1) are abutted to the limiting block (9).

3. The blackboard lamp capable of adjusting the irradiation angle according to claim 1 or 2, wherein: the blackboard lamp is characterized in that a first threaded hole (10) is formed in the edge of the end cover (3), a second threaded hole (11) is formed in the edge of the two ends of the blackboard lamp body (1), the first threaded hole (10) corresponds to the second threaded hole (11), and the first threaded hole (10) and the second threaded hole (11) are fixed in an adaptive mode through a screw (19).

4. The blackboard lamp capable of adjusting the irradiation angle according to claim 1, wherein: the lamp source subassembly includes lens (12), light source board (13) and LED power (14), blackboard lamp main part (1) outside with lens (12) can be dismantled the connection just lens (12) are the slope setting, blackboard lamp main part (1) internal fixed mounting has light source board (13) and LED power (14), the light source projection direction of light source board (13) is close to lens (12), light source board (13) with LED power (14) electric connection.

5. The blackboard lamp capable of adjusting the irradiation angle according to claim 4, wherein: an anti-dazzle groove (15) is formed in one side, close to the lens (12), of the blackboard lamp body (1), and the bottom of the anti-dazzle groove (15) is higher than the top of the lens (12).

6. The blackboard lamp capable of adjusting the irradiation angle according to claim 3, wherein: the first threaded hole (10) is a T-shaped threaded hole.

7. The blackboard lamp capable of adjusting the irradiation angle according to claim 1, wherein: the lamp post assembly comprises a fixing bolt (16), a hanging rod (17) and a fixing seat (18), one end of the hanging rod (17) extends into the mounting hole, the fixing bolt (16) is respectively installed at the upper end and the lower end of the mounting hole, the hanging rod (17) is fixed, the other end of the hanging rod (17) is fixedly connected with the fixing seat (18), and the fixing seat (18) is fixed on a ceiling.