CN213146314U

CN213146314U - Blackboard lamp

Info

Publication number: CN213146314U
Application number: CN202021642745.5U
Authority: CN
Inventors: 赖顺辉
Original assignee: Zhongshan Shijiale Lighting Technology Co ltd
Current assignee: Zhongshan Shijiale Lighting Technology Co ltd
Priority date: 2020-08-07
Filing date: 2020-08-07
Publication date: 2021-05-07
Anticipated expiration: 2030-08-07

Abstract

The utility model discloses a blackboard lamp, which comprises a lamp body, wherein a hanging plate for adjusting the angle of the lamp body is arranged on the lamp body, a lifting hanging rod for adjusting the height is arranged at the middle position on the hanging plate, the lifting hanging rod is fixed on the hanging plate through an adjusting rod, a fixing bolt for fixing the angle of the lifting hanging rod is arranged at the right side of the hanging plate, a fixing rod is arranged on the lifting hanging rod, the fixing rod is fixedly connected with the lifting hanging rod through a nut, and a lamp holder for installing the blackboard lamp is arranged at the top end of the fixing rod. And glare can be prevented.

Description

Blackboard lamp

Technical Field

The utility model relates to a LED lighting equipment technical field specifically is a blackboard lamp.

Background

The LED is called as a fourth-generation light source, has the characteristics of energy conservation, environmental protection, safety, long service life, low power consumption, low heat, high brightness, water resistance, micro size, shock resistance, easiness in dimming, light beam concentration, simplicity and convenience in maintenance and the like, and can be widely applied to the fields of various indications, display, decoration, backlight sources, common illumination and the like. By utilizing the Lambertian-shaped light distribution curve of the LED light source and the illumination requirement of the blackboard surface, the corresponding free-form surface reflector can be obtained, thereby forming the LED blackboard lamp for realizing uniform illumination. The LED blackboard lamp has the characteristics of low energy consumption, high illumination, high uniformity, low glare and the like.

The classroom blackboard illumination purpose is to provide good visual light environment, guarantees that teacher and student can easily write on the blackboard, reads the content on the blackboard, if have the surface that the luminance is very different each other, makes the vision often be in the great change adaptation of luminance difference, for alleviating the visual fatigue that consequently causes, illumination distribution should have certain degree of consistency. The existing most of classrooms of schools do not have independent blackboard lamps, some classroom blackboard lamps with blackboard lamps are not professional, most of the classroom blackboard lamps are directly irradiated by fluorescent lamps, so that the brightness of the blackboard is very uneven, one side close to the light can be very bright and is very dazzling, the characters on the blackboard cannot be clearly seen, one side far away from the light can be very dark, and the contents on the blackboard cannot be clearly seen. Meanwhile, some fluorescent lamps have serious light attenuation, short service life and high maintenance cost.

Therefore, the inventor provides a blackboard lamp by combining various factors.

Disclosure of Invention

An object of the utility model is to provide a blackboard lamp to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a blackboard lamp, includes the lamp body, be equipped with the link plate that is used for adjusting the lamp body angle on the lamp body, the middle part position is equipped with the lift jib that is used for height-adjusting on the link plate, the lift jib is fixed in on the link plate through adjusting the pole, the link plate right side is equipped with the fixing bolt who is used for fixed lift jib angle, be equipped with the dead lever on the lift jib, the dead lever passes through the nut with the lift jib and fixes continuously, the dead lever top is equipped with the lamp stand that is used for.

The during operation is installed the lamp stand on the wall body of required installation, and then through the height of dead lever with lift jib regulation lamp body, and then adjusts the angle of shining of adjustment blackboard lamp through the link plate to reach the accurate angle of shining of light on blackboard or blank, because the link plate can overshoot the accurate angle of regulation, make light can cross abundant being utilized, compare in traditional blackboard lamp, make the classmates in the classroom can be clear see the content on blackboard or the blank.

As a further aspect of the present invention: the angle of adjustment of link plate can reach 260 degrees and 280 degrees, link plate and lamp body surface are through welding.

As a further aspect of the present invention: the section of the lamp body is rhombic, the lamp body is made of an aluminum alloy material with the thickness of 3-5mm, and the surface of the lamp body is degreased by a degreasing agent, so that the lamp body is not easy to accumulate dust and is easy to clean.

As a further aspect of the present invention: the LED lamp is characterized in that a supporting plate is arranged in the lamp body, a lamp groove fixedly connected with the supporting plate is arranged below the supporting plate, an LED light source is arranged in the lamp groove, the light emitting direction of the LED light source is downward, and a second sliding groove and a first sliding groove are arranged in the lamp groove.

As a further aspect of the present invention: the LED light source comprises an LED substrate and a light display lens used for light distribution, an LED lamp strip for illumination is arranged on the LED substrate, the LED substrate is assembled in the second sliding groove in a sliding mode, sliding blocks are arranged on two sides of the light display lens and assembled in the first sliding groove in a sliding mode, the light display lens comprises an incident surface and an emergent surface, the emergent surface is a horizontal plane, and the incident surface is an inclined surface.

As a further aspect of the present invention: the lamp comprises a lamp body and is characterized in that a light barrier is arranged at the joint of the top of the lamp body and a supporting plate in a forward extending mode, the light barrier is an arc-shaped plate, an included angle between the light barrier and the supporting plate is an acute angle, and an included angle between the light barrier and the lamp body is an obtuse angle.

Compared with the prior art, the utility model discloses the beneficial effect of following several aspects has:

1. the utility model provides a blackboard lamp, the structure setting is ingenious and the arrangement is reasonable, in the utility model; the during operation is installed the lamp stand on the wall body of required installation, and then through the height of dead lever with lift jib regulation lamp body, and then adjusts the angle of shining of adjustment blackboard lamp through the link plate to reach the accurate angle of shining of light on blackboard or blank, because the link plate can overshoot the accurate angle of regulation, make light can cross abundant being utilized, compare in traditional blackboard lamp, make the classmates in the classroom can be clear see the content on blackboard or the blank.

2. The utility model is further; through the dead lever and the lift jib of design, because different classrooms probably have slight difference in the wall height, consequently alright adjust its height in the installation make, the light source can be fine shine on the blackboard to let the student can clearly see the content on the blackboard.

3. The utility model is further; the light barrier designed at the front end of the top of the lamp body can reflect light to the blackboard, so that the light receiving area on the blackboard is more uniform, glare can be prevented, and the assembly process of the lamp is simpler through the designed sliding block and sliding groove.

4. The utility model is further; through the light of design shows lens, forms the facula of backward irradiation after making the light in LED lamp area pass through light shows lens light-emitting, also can change blackboard lamp light irradiation angle simultaneously, and then has solved traditional blackboard lamp student's eyes and cause the injury when the illumination to the effect of protection has been played for student's eyes.

Drawings

Fig. 1 is a schematic front structure view of a blackboard lamp.

Fig. 2 is a schematic structural view of the middle side of a blackboard lamp.

Fig. 3 is a partially enlarged view of a blackboard lamp.

In the figure: 1. a lamp body; 2. a lifting boom; 3. a nut; 4. fixing the rod; 5. a lamp socket; 6. hanging the plate; 7. adjusting a rod; 8. a bolt; 9. an LED light strip; 10. an LED substrate; 11. a lamp slot; 12. a light display lens; 121. an incident surface; 122. an exit surface; 13. a slider; 14. a first chute; 15. a support plate; 16. a light barrier; 17. a second runner.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Referring to fig. 1-3, a blackboard lamp is a blackboard lamp, and includes a lamp body 1, a hanging plate 6 for adjusting the angle of the lamp body 1 is arranged on the lamp body 1, a lifting suspension rod 2 for adjusting the height is arranged at the middle position on the hanging plate 6, the lifting suspension rod 2 is fixed on the hanging plate 6 through an adjusting rod 7, a fixing bolt 8 for fixing the angle of the lifting suspension rod 2 is arranged at the right side of the hanging plate 6, a fixing rod 4 is arranged on the lifting suspension rod 2, the fixing rod 4 is fixedly connected with the lifting suspension rod 2 through a nut 3, and a lamp holder 5 for mounting the blackboard lamp is arranged at the top end of the fixing rod 4; the angle of adjustment of the hanging plate 6 can reach 270 degrees, the hanging plate 6 is connected with the surface of the lamp body 1 through welding, the section of the lamp body 1 is in a diamond shape, the lamp body 1 is made of an aluminum alloy material with the thickness of 4mm, and the surface of the lamp body 1 is degreased through a degreasing agent, so that dust is not easy to accumulate on the surface of the lamp body, and the lamp body is easy to clean;

a support plate 15 is arranged in the lamp body 1, a lamp trough 11 fixedly connected with the support plate 15 is arranged below the support plate, an LED light source is arranged in the lamp trough 11, the light emitting direction of the LED light source faces downwards, and a second sliding groove 17 and a first sliding groove 14 are arranged in the lamp trough 11; the LED light source comprises an LED substrate 10 and a light display lens 12 for light distribution, an LED lamp strip 9 for illumination is arranged on the LED substrate 10, the LED substrate 10 is assembled in a second sliding groove 17 in a sliding mode, sliding blocks 13 are arranged on two sides of the light display lens 12, the sliding blocks 13 are assembled in a first sliding groove 14 in a sliding mode, the light display lens 12 comprises an incident surface 121 and an emergent surface 122, the emergent surface 122 is a horizontal plane, and the incident surface 121 is an inclined plane; the lamp comprises a lamp body 1, a supporting plate 15, a light barrier 16, an arc-shaped plate 16, an included angle between the light barrier 16 and the supporting plate 15, and an included angle between the light barrier 16 and the lamp body 1.

The utility model discloses a theory of operation is:

the during operation, install lamp stand 5 on the wall body of required installation, and then adjust the height of lamp body 1 through dead lever 4 and lift jib 2, and then adjust the angle of illumination of adjustment blackboard lamp through link plate 6, in order to reach the accurate angle of shining on blackboard or blank of light, because link plate 6 can overshoot the accurate angle of regulation, make light can cross abundant the utilization, compare in traditional blackboard lamp, make classmates in the classroom can be clear see the content on blackboard or the blank. Through the dead lever 4 and the lift jib 2 of design, because different classrooms probably have slight difference in the wall height, consequently alright adjust its high the feasible in the installation, the light source can be fine shine on the blackboard to let the student can clearly see the content on the blackboard. The light barrier 16 designed at the front end of the top of the lamp body 1 can reflect light to the blackboard, so that the light receiving area on the blackboard is more uniform, glare can be prevented, and the assembly process of the lamp is simpler through the designed sliding block 13 and sliding groove. Through the light of design shows lens 12, forms the facula of backward irradiation behind the light that makes LED lamp area 9 through light shows lens 12 light-emitting, also can change blackboard lamp light irradiation angle simultaneously, and then has solved traditional blackboard lamp student's eyes and cause the injury when the illumination to the effect of protection has been played for student's eyes.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides a blackboard lamp, includes lamp body (1), its characterized in that, be equipped with link plate (6) that are used for adjusting lamp body (1) angle on lamp body (1), middle part position is equipped with lift jib (2) that are used for height-adjusting on link plate (6), lift jib (2) are fixed in on link plate (6) through adjusting pole (7), link plate (6) right side is equipped with fixing bolt (8) that are used for fixed lift jib (2) angle, be equipped with dead lever (4) on lift jib (2), dead lever (4) link to each other with lift jib (2) through nut (3) are fixed, dead lever (4) top is equipped with lamp stand (5) that are used for installing the blackboard lamp.

2. The blackboard lamp according to claim 1, characterized in that the angle of adjustment of the hanging plate (6) can reach 260 degrees and 280 degrees, and the hanging plate (6) is connected with the surface of the lamp body (1) by welding.

3. The blackboard lamp according to claim 2, characterized in that the cross section of the lamp body (1) is diamond-shaped, the lamp body (1) is made of aluminum alloy with a thickness of 3-5mm, and the surface of the lamp body (1) is degreased by degreasing agent, so that the lamp body is not easy to accumulate dust and is easy to clean.

4. A blackboard lamp according to claim 3, characterized in that a support plate (15) is arranged in the lamp body (1), a lamp groove (11) fixedly connected with the support plate (15) is arranged below the support plate (15), the LED light source is arranged in the lamp groove (11), the light emitting direction of the LED light source faces downwards, and a second chute (17) and a first chute (14) are arranged in the lamp groove (11).

5. The blackboard lamp according to claim 4, wherein the LED light source includes an LED substrate (10) and a light display lens (12) for light distribution, the LED substrate (10) is provided with an LED strip (9) for illumination, the LED substrate (10) is slidably assembled in the second chute (17), two sides of the light display lens (12) are provided with sliders (13), the sliders (13) are slidably assembled in the first chute (14), the light display lens (12) includes an incident surface (121) and an emergent surface (122), the emergent surface (122) is a horizontal plane, and the incident surface (121) is an inclined surface.

6. A blackboard lamp according to any one of claims 1 to 5, characterized in that a light barrier (16) extends forwards from the joint between the top of the lamp body (1) and the support plate (15), the light barrier (16) is an arc-shaped plate, the included angle between the light barrier (16) and the support plate (15) is an acute angle, and the included angle between the light barrier (16) and the lamp body (1) is an obtuse angle.