CN213237234U - Octagonal grid blackboard lamp - Google Patents

Abstract

The utility model discloses an eight corner grid blackboard lamp, including lamp body and lighting assembly, the top of lamp body is provided with the roof, lighting assembly sets up inside the lamp body, including lamp plate, diffuser plate and grid plate, the lamp plate with the inner wall fixed connection of roof, the diffuser plate is located the lamp plate with between the grid plate, the bottom of lamp body is provided with the baffle, the inside fixedly connected with layering of lamp body works as the layering with during lamp body fixed connection, can with the diffuser plate with the grid plate presss from both sides tightly to be in the layering with between the baffle, need not adopt the screw to fix the diffuser plate with the grid plate is fixed, and is convenient for right the diffuser plate with the grid plate is fixed and is dismantled.

Description

Octagonal grid blackboard lamp

Technical Field

The utility model relates to a blackboard lamp technical field especially relates to an eight-square grid blackboard lamp.

Background

The blackboard lamp is a lamp which is arranged above the blackboard and is used for preventing the blackboard from reflecting light after being illuminated by the lamp, and is mainly arranged for facilitating students and teachers to watch the blackboard conveniently. The diffusion plate and the grid plate can be arranged on the existing blackboard lamp generally, light emitted by the blackboard lamp is balanced, the diffusion plate and the grid plate in the existing blackboard lamp are fixed through screws directly, the disassembly and assembly are complex, and the blackboard lamp is not convenient to disassemble, maintain and clean.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model discloses an eight corner grid blackboard lamp fixes diffuser plate and grid plate through the tight mode of clamp, and it is comparatively simple to dismantle the installation.

The utility model discloses an eight corner grid blackboard lamp, include:

the lamp shell is a shell with openings at two ends, a top plate is fixedly connected with the opening at the top, and the opening at the bottom extends inwards to form a baffle plate;

lighting assembly sets up inside the lamp body, including lamp plate, diffuser plate and grid plate, the lamp plate with the inner wall fixed connection of roof, the diffuser plate is located the lamp plate with between the grid plate, the baffle is right the bottom surface of grid plate supports, the lamp body internal fixation has the layering, the layering sets up the top of diffuser plate will the diffuser plate compresses tightly the upper surface of grid plate, be provided with a plurality of on the grid plate and be used for printing opacity octagonal grid hole.

Further, the lamp housing is internally provided with a fixing part, the fixing part comprises a first fixing edge and a second fixing edge, the first fixing edge is fixedly connected with the side wall of the lamp housing, the second fixing edge is fixedly connected with the baffle, and the pressing strip passes through the first fixing edge and the lamp housing.

Furthermore, the number of the pressing strips is two, and the two side edge positions of the diffusion plate are respectively pressed and held.

Further, two suspended ceiling components of fixedly connected with on the lamp plate, the suspended ceiling component includes jib, first portion of hanging and second portion of hanging, hang and pass through first portion of hanging with roof fixed connection, through second portion of hanging is connected with the roof.

Furthermore, the first hanging part comprises an installation support, a hand-screwed screw and a U-shaped fixing piece, the installation support is fixedly connected with the top plate, the bottom of the hanging rod extends into the U-shaped fixing piece, and the hand-screwed screw penetrates through the U-shaped fixing piece and the bottom end of the hanging rod and is in threaded connection with the installation support, so that the hanging rod is fixedly connected with the installation support through the U-shaped fixing piece.

Furthermore, one end, close to the mounting bracket, of the U-shaped fixing piece is provided with a plurality of fixing teeth, and the U-shaped fixing piece abuts against the mounting bracket through the fixing teeth.

Further, the second hanging part comprises a hanging piece and a plastic sleeve, the hanging rod is detachably connected with the hanging piece and passes through the hanging piece to be connected with the roof, the plastic sleeve is sleeved on the hanging rod and increases friction force of the hanging rod through a silica gel ring, and the hanging piece is located in the plastic sleeve.

The technical scheme of the utility model, compared with the prior art, beneficial effect is:

the pressing strip clamps the diffusion plate and the grid plate between the pressing strip and the baffle through the lamp housing fixed connection, the diffusion plate and the grid plate are not required to be fixed through screws, and the diffusion plate and the grid plate are convenient to fix and detach.

Drawings

FIG. 1 is a schematic structural view of a blackboard lamp;

FIG. 2 is an exploded view of a blackboard light;

FIG. 3 is a cross-sectional view of the lamp housing when attached to the top plate;

FIG. 4 is a schematic view of the construction of a grid plate;

FIG. 5 is a sectional view of a blackboard lamp;

FIG. 6 is an exploded view of the hanger assembly;

description of the figures

100. A blackboard lamp; 10. a lamp housing; 11. a baffle plate; 12. a fixing member; 121. a first fixed edge; 122. a second fixed edge; 13. layering; 20. a top plate; 30. a lighting assembly; 31. a lamp panel; 32. a diffusion plate; 33. a grid plate; 331. octagonal grid holes; 34. a regulated power supply; 40. a ceiling assembly; 41. a boom; 42. a first hanging part; 421. mounting a bracket; 422. screwing the screw by hand; 423. a U-shaped fixing member; 424. fixing teeth; 43. a second hanging part; 431. a hanger; 432. plastic cover; 433. connecting holes; 434. and a positioning pin.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it should be noted that when one component is considered to be "connected" to another component, it may be directly connected to the other component or intervening components may exist. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It should also be noted that, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; either mechanically or electrically, and may be internal to both elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

It should be further noted that in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in fig. 1 and 2, the utility model discloses an eight corner grid blackboard lamp 100, including lamp body 10, roof 20, lighting assembly 30 and hanging assembly 40, lighting assembly 30 sets up inside lamp body 10, lamp body 10 with roof 20 fixed connection, the quantity of hanging assembly 40 has two, respectively with roof 20 connects, the blackboard lamp is through two hanging assembly 40 hangs at the roof.

As shown in fig. 3, the lamp housing 10 is a metal housing with openings at upper and lower ends, the top plate 20 is fixedly connected to the top end of the lamp housing 10 for closing the top opening of the lamp housing 10, the bottom end of the lamp housing 10 extends inward to form a baffle plate 11, and when the lighting assembly 30 is disposed in the lamp housing 10, the baffle plate 11 supports the lighting assembly 30.

As shown in fig. 2 and 4, the lighting assembly 30 includes a lamp panel 31, a diffusion plate 32 and a grating plate 33 from top to bottom, the lamp panel 31 is fixedly connected to the inner wall of the top plate 20, the diffusion plate 32 is disposed between the lamp panel 20 and the grating plate 33, the diffusion plate 32 is attached to the upper surface of the grating plate 33, and the baffle 11 supports the lower surface of the grating plate 33. The light emitted from the lamp panel 31 can be uniformly distributed by the diffusion plate 32 and the grating plate 33.

In this embodiment, the grid plate 33 is provided with a plurality of octagonal grid holes 331, and the octagonal grid holes 331 are distributed in a honeycomb shape. The light that lamp plate 31 sent passes through the diffuser plate 32 and the blackboard of eight corner grid holes 331 below shines.

The lighting assembly 30 further comprises a voltage-stabilized power supply 34, wherein the voltage-stabilized power supply 34 is electrically connected with the lamp panel 31 through a circuit board and is used for keeping the stable light emission of the lamp panel 31.

With continued reference to fig. 5, a pressing strip 13 is fixed in the lamp housing 10, and the pressing strip 13 is disposed above the diffuser plate 32 and is fixedly connected to the lamp housing 10 for pressing the diffuser plate 32 against the upper surface of the grid plate 33 and simultaneously clamping the diffuser plate 32 and the grid plate 33 between the pressing strip 13 and the baffle 11, so that the grid plate 33 and the diffuser plate 32 do not need to be fixed by screws for easy disassembly.

Further, a fixing member 12 is arranged inside the lamp housing 10, the fixing member 12 includes a first fixing edge 121 and a second fixing edge 122, the first fixing edge 121 and the second fixing edge 122 are perpendicular to each other, the first fixing edge 121 is horizontally arranged, the first fixing edge 121 is fixedly connected to the side wall of the lamp housing 10, the second fixing edge 122 is fixedly connected to the baffle 11, and the pressing strip 13 is fixedly connected to the lamp housing 10 through the first fixing edge 121, so that the pressing strip 13 is fixed above the diffusion plate 32.

In this embodiment, the number of the pressing strips 13 is two, and the two pressing strips 13 are respectively fixed to two side edges of the lamp housing 10 and used for pressing and holding two side edge positions of the diffusion plate 32.

As shown in fig. 2 and 6, two suspended ceiling assemblies 40 are fixedly connected to the top plate 20, and the two suspended ceiling assemblies 40 are arranged symmetrically to each other. The suspended ceiling assembly 40 comprises a suspension rod 41, a first hanging part 42 and a second hanging part 43, wherein the suspension rod 41 is fixedly connected with the top plate 20 through the first hanging part 42, and is connected with the roof through the second hanging part 43.

The first hanging portion 42 includes a mounting bracket 421, a hand screw 422 and a U-shaped fixing member 423, the mounting bracket 421 is fixedly connected to the top plate 20, the bottom end of the suspension rod 41 extends into the U-shaped fixing member 423, one end of the hand screw 422 passes through the U-shaped fixing member 423 and the suspension rod 41, the suspension rod 41 is connected to the U-shaped fixing member 423, the hand screw 422 is in threaded connection with the mounting bracket 421, and when the hand screw 422 is tightly connected to the mounting bracket 421, one end of the U-shaped fixing member 423 abuts against the mounting bracket 421, so that the U-shaped fixing member 423 is firmly connected to the mounting bracket 421.

When the hand screw 422 is loosened, the U-shaped fixing member 423 may rotate by a certain angle relative to the hand screw 422, so that the lamp housing 10 and the top plate 20 are at a certain angle relative to the suspension rod 41, and then the hand screw 422 is tightened to fix the lamp housing 10 and the top plate 20 at a corresponding angle, so that the illumination assembly 30 can illuminate the blackboard, thereby realizing adjustment of the illumination angle of the blackboard lamp.

One end of the U-shaped fixing member 423 near the mounting bracket 421 is provided with a plurality of fixing teeth 424, and when the hand screw 422 is tightened, the U-shaped fixing member 423 abuts against the mounting bracket 421 through the fixing teeth 424, so that the lamp housing 10 can be held at a corresponding angle relative to the suspension rod 41.

The second hanging part 43 comprises a hanging part 431 and a plastic sleeve 432, the top end of the hanging rod 41 is detachably connected with the hanging part 431 and is connected with the roof through the hanging part 431, the plastic sleeve 432 is sleeved on the hanging rod 41 and increases the friction force of the hanging rod 41 through a silicon rubber ring, and the hanging part 431 is located in the plastic sleeve 432 to prevent the hanging part 431 from being exposed.

Furthermore, the hanger 431 is provided with a connecting hole 433, and the top end of the suspension rod 41 passes through the connecting hole 433 and is positioned by a positioning pin 434, so that the suspension rod 41 is prevented from leaving the connecting hole 433.

The present invention can be designed in various embodiments and modifications without departing from the spirit and scope of the present invention in its broadest sense, and the above-described embodiments are intended to illustrate the present invention, but not to limit the scope of the present invention.

Claims (7)

1. An octagonal grid blackboard lamp, comprising:

the lamp shell is a shell with openings at two ends, a top plate is fixedly connected with the opening at the top, and the opening at the bottom extends inwards to form a baffle plate;

lighting assembly sets up inside the lamp body, including lamp plate, diffuser plate and grid plate, the lamp plate with the inner wall fixed connection of roof, the diffuser plate is located the lamp plate with between the grid plate, the baffle is right the bottom surface of grid plate supports, the lamp body internal fixation has the layering, the layering sets up the top of diffuser plate will the diffuser plate compresses tightly the upper surface of grid plate, be provided with a plurality of on the grid plate and be used for printing opacity octagonal grid hole.

2. The octagonal grid blackboard lamp according to claim 1, wherein the fixing member is arranged inside the lamp housing, the fixing member includes a first fixing edge and a second fixing edge, the first fixing edge is fixedly connected with the side wall of the lamp housing, the second fixing edge is fixedly connected with the baffle, and the pressing strip is fixedly connected with the lamp housing through the first fixing edge.

3. The octagonal grid blackboard lamp according to claim 2, wherein the number of the pressing bars is two, and the pressing bars are respectively pressed and held at two side positions of the diffusion plate.

4. The octagonal grid blackboard lamp of claim 1, wherein two ceiling components are fixedly connected to the lamp panel, each ceiling component comprises a suspension rod, a first hanging portion and a second hanging portion, and the hanging is performed through the first hanging portion and the top plate fixedly connected, and is performed through the second hanging portion and the roof connected.

5. The octagonal grid blackboard lamp of claim 4, wherein the first hanging portion comprises a mounting bracket, a hand screw and a U-shaped fixing member, the mounting bracket is fixedly connected with the top plate, the bottom of the hanging rod extends into the U-shaped fixing member, the hand screw penetrates through the U-shaped fixing member and the bottom end of the hanging rod and is in threaded connection with the mounting bracket, so that the hanging rod is fixedly connected with the mounting bracket through the U-shaped fixing member.

6. The octagonal grid blackboard lamp of claim 5, wherein one end of the U-shaped fixing member near the mounting bracket is provided with a plurality of fixing teeth, and the U-shaped fixing member abuts against the mounting bracket through the fixing teeth.

7. The octagonal grid blackboard lamp of claim 6, wherein the second hanging portion comprises a hanger and a plastic sleeve, the hanger is detachably connected with the hanger and is connected with a roof through the hanger, the plastic sleeve is sleeved on the hanger and increases friction with the hanger through a silicon rubber ring, and the hanger is located in the plastic sleeve.

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