CN215722735U

CN215722735U - LED lamp for classroom blackboard

Info

Publication number: CN215722735U
Application number: CN202121489955.XU
Authority: CN
Inventors: 任志勇; 张苑华
Original assignee: Guangzhou Huali Vocational College of Technology
Current assignee: Guangzhou Huali Vocational College of Technology
Priority date: 2021-07-01
Filing date: 2021-07-01
Publication date: 2022-02-01
Anticipated expiration: 2031-07-01

Abstract

The utility model relates to the field of classroom blackboards, in particular to an LED lamp for a classroom blackboard, which comprises an installation frame; the mounting frame is of a rectangular structure, chamfers are arranged at four corners of the outer side of the mounting frame, and a slide rail is mounted on the front end face of the mounting frame; the sliding rail is provided with a sliding block, the sliding block and the sliding rail are in sliding fit with each other, the sliding block is hinged with a first connecting rod, the outer end of the first connecting rod is hinged with a second connecting rod, and the outer end of the second connecting rod is hinged with an LED illuminating lamp. The utility model has the beneficial effects that: through the sliding fit between the sliding block and the sliding rail, the LED illuminating lamp can be driven to move to any position around the blackboard, so that different positions of the blackboard can be illuminated; through the articulated cooperation between first connecting rod and the second connecting rod, can remove the LED light in the place that the blackboard needs the illumination to each position on the blackboard that can be better throws light on, improved the practicality greatly, simple structure, it is convenient to install.

Description

LED lamp for classroom blackboard

Technical Field

The utility model relates to the field of classroom blackboards, in particular to an LED lamp for a classroom blackboard.

Background

The blackboard is not particularly a black board, is a plane which can be repeatedly written by chalk in the traditional sense, is hard, and is mainly used for teaching. The blackboard is generally made of wood boards, can be written on by using specific writing materials such as chalk and the like, and is mostly black, dark green, white or beige.

However, the existing blackboards are arranged on the front side and the rear side of a classroom, and in the using process, students in the back row are too far away from the blackboards and are dark, so that the blackboards cannot be seen clearly, and the teaching quality is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical scheme capable of solving the problems in order to overcome the defects.

An LED lamp for a classroom blackboard comprises an installation frame;

the mounting frame is of a rectangular structure, chamfers are arranged at four corners of the outer side of the mounting frame, and a slide rail is mounted on the front end face of the mounting frame;

install the slider on the slide rail, sliding fit each other between slider and the slide rail, articulated first connecting rod of installing on the slider, the articulated second connecting rod of installing in the outer end of first connecting rod, first connecting rod and second connecting rod are telescopic rod structure, and the articulated LED light of installing in the outer end of second connecting rod.

As a further scheme of the utility model: the front end of the LED illuminating lamp is provided with a cold air exhaust fan which is in a strip shape, and an air outlet of the cold air exhaust fan is arranged downwards.

As a further scheme of the utility model: dust collectors are arranged on the left side and the right side of the LED illuminating lamp, and a dust collecting pipe is arranged at the working end of each dust collector; the dust absorption pipe adopts a plastic hose.

As a further scheme of the utility model: the lower end of the mounting frame is also provided with a control switch which is electrically connected with the LED illuminating lamp, the cold air exhaust fan and the dust collector.

As a further scheme of the utility model: and a light gathering plate is arranged on the outer side of the lower end of the LED illuminating lamp.

As a further scheme of the utility model: magnet is installed to the rear end of LED light, and the installing frame adopts metallic iron to make, and mutual magnetic coordination between magnet and the installing frame.

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

through the sliding fit between the sliding block and the sliding rail, the LED illuminating lamp can be driven to move to any position around the blackboard, so that different positions of the blackboard can be illuminated;

through the articulated cooperation between first connecting rod and the second connecting rod, can remove the LED light in the place that the blackboard needs the illumination to each position on the blackboard that can be better throws light on, improved the practicality greatly, simple structure, it is convenient to install.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a schematic structural diagram of an LED illumination lamp.

Shown in the figure: 1. installing a frame; 2. a slide rail; 3. a slider; 4. a first link; 5. a second link; 6. an LED lighting lamp; 7. a control switch; 8. a light-gathering plate; 9. a magnet; 10. a cold air exhaust fan; 11. a vacuum cleaner; 12. a plastic hose.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1-2, an LED lamp for a blackboard in a classroom includes a mounting frame 1;

the mounting frame 1 is in a rectangular structure, chamfers are arranged at four corners of the outer side of the mounting frame 1, and a slide rail 2 is mounted on the front end face of the mounting frame 1;

install slider 3 on the slide rail 2, sliding fit each other between slider 3 and the slide rail 2, articulated first connecting rod 4 of installing on the slider 3, articulated second connecting rod 5 of installing in the outer end of first connecting rod 4, first connecting rod 4 is telescopic link structure with second connecting rod 5, articulated LED light 6 of installing on the outer end of second connecting rod 5.

Through the sliding fit between the sliding block 3 and the sliding rail 2, the LED illuminating lamp 6 can be driven to move to any position around the blackboard, so that different positions of the blackboard can be illuminated; through the articulated cooperation between first connecting rod 4 and the second connecting rod 5, can remove LED light 6 in the place that the blackboard needs the illumination to can be better illuminate each position on the blackboard.

As a further scheme of the utility model: the front end of the LED illuminating lamp 6 is provided with a cold air exhaust fan 10, the cold air exhaust fan 10 is in a strip shape, and an air outlet of the cold air exhaust fan 10 is arranged downwards.

When the blackboard is illuminated through the LED illuminating lamp 6, the front end of the blackboard is blown with cold air through the cold air exhaust fan 10, and a comfortable teaching environment can be provided for teachers at the front end of the blackboard.

As a further scheme of the utility model: the left side and the right side of the LED illuminating lamp 6 are respectively provided with a dust collector 11, and the working end of each dust collector 11 is provided with a dust collecting pipe 12; the dust suction pipe 12 is a plastic hose.

Through the dust collectors 11 arranged on the left side and the right side, when a teacher writes chalk characters on a blackboard, scattered powder can be absorbed, the powder is prevented from diffusing outwards, and the probability of the teacher suffering from respiratory diseases can be effectively reduced.

As a further scheme of the utility model: the lower end of the mounting frame 1 is also provided with a control switch 7 which is electrically connected with the LED illuminating lamp 6, the cold air exhaust fan 10 and the dust collector 11.

The LED illuminating lamp 6, the cold air exhaust fan 10 and the dust collector 11 can be controlled in a centralized manner, and the intelligence is improved.

As a further scheme of the utility model: and a light gathering plate 8 is arranged on the outer side of the lower end of the LED illuminating lamp 6.

The light reflection that can be better is on the blackboard, avoids the direct outdiffusion of light to avoid student's glasses to look at LED light 6 and cause the discomfort when watching the blackboard, improve illuminating effect.

As a further scheme of the utility model: magnet 9 is installed to the rear end of LED light 6, and installing frame 1 adopts metallic iron to make, and mutual magnetic fit between magnet 9 and the installing frame 1.

The LED illumination lamp 6 can be provided on the mounting frame 1 when the LED illumination lamp 6 is not used.

It is further noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An LED lamp for a classroom blackboard, which is characterized in that: comprises an installation frame;

2. The LED lamp for classroom blackboard according to claim 1, wherein: the front end of the LED illuminating lamp is provided with a cold air exhaust fan which is in a strip shape, and an air outlet of the cold air exhaust fan is arranged downwards.

3. The LED lamp for classroom blackboard according to claim 2, wherein: dust collectors are arranged on the left side and the right side of the LED illuminating lamp, and a dust collecting pipe is arranged at the working end of each dust collector; the dust absorption pipe adopts a plastic hose.

4. The LED lamp for classroom blackboard according to claim 3, wherein: the lower end of the mounting frame is also provided with a control switch which is electrically connected with the LED illuminating lamp, the cold air exhaust fan and the dust collector.

5. The LED lamp for classroom blackboard according to claim 1, wherein: and a light gathering plate is arranged on the outer side of the lower end of the LED illuminating lamp.

6. The LED lamp for classroom blackboard according to claim 1, wherein: magnet is installed to the rear end of LED light, and the installing frame adopts metallic iron to make, and mutual magnetic coordination between magnet and the installing frame.