CN215908925U - Eye-protecting blackboard lamp - Google Patents

Abstract

The utility model discloses an eye-protection blackboard lamp which comprises a lamp body, a protection plate and an adjusting assembly, wherein a cavity is arranged in the lamp body, a starter is arranged in the cavity, the protection plate is used for protecting the lamp body, the adjusting assembly is arranged in the lamp body and is used for adjusting the light source angle of the lamp body during installation, the adjusting assembly comprises a linkage piece and a fixing piece, the linkage piece comprises a threaded rod arranged in the lamp body, a threaded block suitable for being opposite to the threaded rod, a connecting rod hinged to the bottom of the threaded block, a fixing frame hinged to one end of the connecting rod, a first connecting shaft rotatably connected between the fixing frame and the lamp body, and a main motor fixedly arranged in the cavity of the lamp body. According to the utility model, by arranging the adjusting assembly, when the existing light irradiation angle cannot meet the actual requirement, the light irradiation angle can be adjusted through the adjusting assembly until the light irradiation angle is adjusted to a proper angle, so that the discomfort of eyes of a user caused by insufficient light due to the problem of the light angle is avoided.

Description

Eye-protecting blackboard lamp

Technical Field

The utility model relates to the technical field of blackboard lamps, in particular to an eye-protecting blackboard lamp.

Background

The blackboard lamp is a lamp for teaching activity illumination, and is mainly used for illuminating a blackboard, so that teachers can conveniently write teaching contents and perform related teaching explanation.

Most of the existing blackboard lamps are vertically irradiated downwards, the angle cannot be adjusted according to actual conditions, and meanwhile, the existing lamp covers are fixed and cannot be moved, so that light cannot be well concentrated on a blackboard; the lighting effect is poor, which is unfavorable to the eyesight health of the viewer, and can not meet the needs of various occasions of the blackboard lamp.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving one of the technical problems of the prior art or the related art.

Therefore, the technical scheme adopted by the utility model is as follows:

the utility model provides an eyeshield blackboard lamp includes lamp body, guard plate and regulation assembly, the lamp body embeds there is the cavity, install the starter in the cavity, the guard plate is used for the protection the lamp body, adjust the assembly install in the inside of lamp body is used for the adjustment during the installation the light source angle of lamp body, it includes linkage and mounting to adjust the assembly, the linkage including install in the inside threaded rod of lamp body, be suitable for relatively the threaded block of threaded rod, articulate in the connecting rod of threaded block bottom, articulate in the mount of connecting rod one end, rotate connect in first connecting axle and fixed mounting between mount and the lamp body in the main motor of lamp body inner chamber.

Preferably, the quantity of threaded rod is two and one end all is equipped with the teeth of a cogwheel, the mounting including mesh in the drive gear of threaded rod one end teeth of a cogwheel, connect in the actuating lever of drive gear one end and be used for the stopper of limited drive lever.

Preferably, eyeshield blackboard lamp still includes the light blocking module, the light blocking module include the reflector, connect in the second connecting axle of reflector, set up in the motor groove of lamp body one end and install in motor inslot portion and with second connecting axle fixed connection's vice motor.

Preferably, eyeshield blackboard lamp still includes supplementary module, supplementary module include the spout, connect in the inside compression spring of spout, connect in compression spring and with spout sliding connection's slider and install in the slider both sides and with the piece that supports that the spout offseted.

Preferably, a light source plate connected to the actuator and a lens mounted inside the fixing frame for increasing a light source are mounted inside the fixing frame.

Preferably, the gear teeth at one end of the threaded rod are engaged with gear teeth mounted to the drive end of the master motor.

Preferably, the number of the threaded rods is two, the threaded rods are located on a uniform horizontal plane, and the thread directions of the two threaded rods are opposite.

Preferably, the driving gears at the two ends of the driving rod have the same diameter and the same number.

By adopting the technical scheme, the utility model has the beneficial effects that:

1. according to the utility model, by arranging the adjusting assembly, when the existing light irradiation angle cannot meet the actual requirement, the light irradiation angle can be adjusted through the adjusting assembly until the light irradiation angle is adjusted to a proper angle, so that the discomfort of eyes of a user caused by insufficient light due to the problem of the light angle is avoided.

2. According to the utility model, the light blocking module is arranged, when the light angle is adjusted, the light bulb can be used as a point light source through the light blocking module, the light is refracted through the reflector, and the light is diffused and scattered into each corner of a large classroom, so that the light source near the point light source is not particularly intense, eyes are not rubbed by a blind person, and the eye protection effect is achieved.

Drawings

FIG. 1 is a schematic view of an eye-protecting blackboard lamp of the present invention;

FIG. 2 is a cross-sectional view of the eye-protecting blackboard lamp of the present invention;

FIG. 3 is a schematic view of the structure of FIG. 2 at A in accordance with the present invention;

fig. 4 is a rear sectional view of the eye-protecting blackboard lamp of the present invention.

Reference numerals:

100. a lamp body; 110. a starter; 120. a light source plate; 130. a lens;

200. a protection plate;

300. an adjustment assembly; 310. a threaded rod; 320. a thread block; 330. a connecting rod; 340. a fixed mount; 350. a first connecting shaft; 360. a main motor; 370. a drive gear; 380. a drive rod; 390. a limiting block;

400. a light blocking module; 410. a reflector; 420. a second connecting shaft; 430. a motor slot; 440. a secondary motor;

500. an auxiliary module; 510. a chute; 520. a compression spring; 530. a slider; 540. and (6) butting against blocks.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be noted that the embodiments of the present invention and features of the embodiments may be combined with each other without conflict.

It is to be understood that this description is made only by way of example and not as a limitation on the scope of the utility model.

An eye-protecting blackboard lamp according to some embodiments of the present invention will be described below with reference to the accompanying drawings.

The first embodiment is as follows:

referring to fig. 1, 2 and 3, the present invention provides an eye-protecting blackboard lamp, which includes: the lamp comprises a lamp body 100, a protection plate 200 and an adjusting assembly 300, wherein a cavity is arranged in the lamp body 100, a starter 110 is arranged in the cavity, the protection plate 200 is used for protecting the lamp body, the adjusting assembly 300 is arranged in the lamp body 100, and the adjusting assembly is used for adjusting the light source angle of the lamp body 100 during installation.

The adjusting assembly 300 comprises a linkage part and a fixing part, wherein the linkage part comprises a threaded rod 310 arranged inside the lamp body 100, a threaded block 320 suitable for being opposite to the threaded rod 310, a connecting rod 330 hinged to the bottom of the threaded block 320, a fixed frame 340 hinged to one end of the connecting rod 330, a first connecting shaft 350 rotatably connected between the fixed frame 340 and the lamp body 100, and a main motor 360 fixedly arranged in the inner cavity of the lamp body 100, the number of the threaded rods 310 is two, one end of each threaded rod is provided with gear teeth, the thread directions of the two threaded rods 310 are opposite, the fixing part comprises a driving gear 370 meshed with the gear teeth at one end of the threaded rod 310, a driving rod 380 connected to one end of the driving gear 370, and a limiting block 390 used for limiting the driving rod 380, and the two threaded rods 310 with opposite thread directions are arranged so that the threaded rods 310 can push or pull the threaded block 320 to the same direction while rotating.

The lamp body 100 is integrally formed by aircraft aluminum, has strong mechanical properties, is anodized on the surface, is corrosion-resistant and wear-resistant, and has an internal lens made of high-transmittance PMMA (Polymethyl methacrylate), and the transmittance of the internal lens is higher than 93%.

Example two:

with reference to fig. 2, on the basis of the first embodiment, the eye-protecting blackboard lamp further includes a light-blocking module 400, the light-blocking module 400 includes a reflector 410, a second connecting shaft 420 connected to the reflector 410, a motor slot 430 opened at one end of the lamp body 100, and an auxiliary motor 440 installed inside the motor slot 430 and fixedly connected to the second connecting shaft 420, the reflector 410 is arranged to improve the refractive index of the light, and increase the irradiation range of the light.

Example three:

referring to fig. 2 and 3, in the above embodiment, the eye-protecting blackboard lamp further includes an auxiliary module 500, the auxiliary module 500 includes a sliding slot 510, a compression spring 520 connected inside the sliding slot 510, a sliding block 530 connected to the compression spring 520 and slidably connected to the sliding slot 510, and a supporting block 540 mounted on two sides of the sliding block 530 and supporting against the sliding slot 510, and through the mutual cooperation between the compression spring 520 and the supporting block 540, the fixing frame 340 can still ensure the sealing performance of the lamp body 100 while moving, and prevent the damage of the internal parts of the lamp body 100 caused by the entrance of the favorite organisms such as mosquitoes, moths, and the like into the lamp body 100.

The working principle and the using process of the utility model are as follows: the main motor 360 is started first, the main motor 360 drives the driving rod 380 to rotate immediately, the driving gears 370 at two ends of the driving rod 380 are attached to the gear teeth at one end of the threaded rod 310 to drive the two threaded rods 310 to rotate immediately, the threaded rod 310 is matched with the threaded block 320 to drive the threaded block 320 to displace on the surface of the threaded block 320 while rotating, the threaded block 320 is connected with the fixed frame 340 through the hinge with the connecting rod 330, so that the threaded block 320 adjusts the angle of the fixed frame 340 while moving, the auxiliary motor 440 is started when the fixed frame 340 is adjusted to a proper angle, the auxiliary motor 440 drives the second connecting shaft 420 to rotate immediately, the second connecting shaft 420 is fixedly connected with the reflector 410, and the reflector 410 is driven to rotate while rotating, so that the angle of the reflector 410 can be adjusted.

In the present invention, the term "plurality" means two or more unless explicitly defined otherwise. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

It will be understood that when an element is referred to as being "mounted to," "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the claims and their equivalents.

Claims (8)

1. An eye-protecting blackboard lamp, comprising:

the lamp body is internally provided with a cavity, and a starter is arranged in the cavity;

a protection plate for protecting the lamp body;

the adjusting assembly is installed in the lamp body and used for adjusting the light source angle of the lamp body during installation, the adjusting assembly comprises a linkage part and a fixing part, the linkage part comprises a threaded rod installed in the lamp body, a threaded block suitable for being opposite to the threaded rod, a connecting rod hinged to the bottom of the threaded block, a fixing frame hinged to one end of the connecting rod, a first connecting shaft rotatably connected between the fixing frame and the lamp body and a main motor fixedly installed in the inner cavity of the lamp body.

2. An eye-protecting blackboard lamp according to claim 1, wherein the number of the threaded rods is two and one end is provided with gear teeth;

the fixing piece comprises a driving gear meshed with gear teeth at one end of the threaded rod, a driving rod connected to one end of the driving gear and a limiting block used for limiting the driving rod.

3. The eye-protecting blackboard lamp of claim 1, further comprising a light-blocking module, wherein the light-blocking module includes a reflector, a second connecting shaft connected to the reflector, a motor slot opened at one end of the lamp body, and a secondary motor installed inside the motor slot and fixedly connected to the second connecting shaft.

4. The eye-protecting blackboard lamp of claim 1, further comprising an auxiliary module, the auxiliary module includes a chute, a compression spring connected inside the chute, a slider connected to the compression spring and slidably connected to the chute, and a support block mounted on two sides of the slider and abutting against the chute.

5. The eye-protecting blackboard lamp of claim 1, wherein the inside of the fixing frame is installed with a light source plate connected to the actuator and a lens installed inside the fixing frame for increasing the light source.

6. An eye-shielding blackboard lamp according to claim 1, wherein the teeth on one end of the threaded rod engage with teeth mounted on the drive end of the main motor.

7. An eye-protecting blackboard lamp according to claim 1, wherein the number of the threaded rods is two and located on a uniform horizontal plane, and the thread directions of the two threaded rods are opposite.

8. The eye-protecting blackboard lamp of claim 2, wherein the driving gears at the two ends of the driving rod have the same diameter and the same number of gears.

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