CN222142833U

CN222142833U - LED lighting device for classroom

Info

Publication number: CN222142833U
Application number: CN202420964672.3U
Authority: CN
Inventors: 赵先鹤
Original assignee: Shenzhen Muwen Education Co ltd
Current assignee: Hubei Tanyao Lighting Technology Co ltd
Priority date: 2024-05-07
Filing date: 2024-05-07
Publication date: 2024-12-10
Anticipated expiration: 2034-05-07

Abstract

The utility model relates to the technical field of LED illumination and discloses an LED illumination device for classrooms, which comprises a shell, wherein a motor is fixedly connected to the outer part of the shell, sliding grooves are formed in the front side and the rear side of the lower surface of the shell, one sliding groove is internally and rotatably connected with a threaded rod, a threaded block is externally and rotatably connected with the threaded rod, a guide rod is fixedly connected with the inner part of the other sliding groove, a sliding block is slidably connected to the outer part of the guide rod, a cleaning rod is fixedly connected to the outer part of the threaded block and the outer part of the sliding block, and a light-transmitting plate is arranged below the shell through a clamping assembly. According to the LED lamp, the structures such as the threaded rod, the guide rod and the cleaning rod are mutually matched, so that the cleaning rod is driven to move, the transparent plate is cleaned, dust adsorbed on the surface of the transparent plate is removed, the lighting effect of the LED lamp is improved, and the danger of cleaning by manually climbing is reduced.

Description

LED lighting device for classroom

Technical Field

The utility model relates to the technical field of LED illumination, in particular to an LED illumination device for classrooms.

Background

LEDs represent light emitting diodes, which are solid state semiconductor devices that can directly convert electrical energy into light energy. LED lamps are typically composed of one or more LEDs, which may emit light that is either monochromatic or polychromatic. The LED lamp is widely applied in the fields of illumination, display screens, indicator lamps and the like due to the characteristics of high efficiency, durability, environmental protection and the like. Compared with the traditional incandescent lamp and fluorescent lamp, the LED lamp has longer service life, lower energy consumption and smaller volume, so that the LED lamp is widely used in various occasions, particularly in classrooms, and the damage of lamplight to eyes of students can be reduced.

The existing light LED lighting device for classrooms is installed at the top of the classroom by adopting a hanging rod, and the surface of a light-transmitting plate can be covered with dust due to long-time use, so that the reduction of illumination brightness is caused, the use experience is influenced, certain potential safety hazards exist when the light-transmitting plate is cleaned by manual climbing, and the light-transmitting plate is usually fixed with a lampshade by using screws, so that the LED lamp is inconvenient to overhaul and replace when the LED lamp breaks down. In view of the above problems, a classroom LED lighting device is proposed to solve the above problems by those skilled in the art.

Disclosure of utility model

In order to make up for the defects, the utility model provides an LED lighting device for classrooms, which aims to solve the problems that the LED lighting device in the prior art can adsorb dust on the surface of a light-transmitting plate after long-term use, so that the lighting effect of the device is reduced and the use experience is affected.

In order to achieve the purpose, the LED lighting device for the classrooms comprises a shell, wherein a motor is fixedly connected to the outer portion of the shell, sliding grooves are formed in the front side and the rear side of the lower surface of the shell, one sliding groove is rotatably connected with a threaded rod, a threaded block is connected to the outer portion of the threaded rod in a threaded mode, a guide rod is fixedly connected to the inner portion of the other sliding groove, a sliding block is connected to the outer portion of the guide rod in a sliding mode, a cleaning rod is fixedly connected to the outer portion of the threaded block and the outer portion of the sliding block, and a light-transmitting plate is arranged below the shell through a clamping assembly.

Further, the joint subassembly includes four spacing grooves, four the inside at the shell is all offered to the spacing groove, the inside fixedly connected with spring two of spacing groove, the other end fixedly connected with movable block of spring two, one side fixedly connected with pull rod of movable block, the opposite side fixedly connected with fixture block of movable block, two draw-in grooves have all been offered to the left and right sides of light-passing board.

Further, the inside fixedly connected with a plurality of first springs of clean pole, a plurality of the other end fixedly connected with brush of first spring, the outside of brush is laminated with the surface of light-passing board mutually.

Further, the output end of the motor is fixedly connected with one end of the threaded rod, and the outsides of the threaded block and the sliding block are respectively in sliding connection with the inner wall of the sliding groove.

Further, the outside of movable block and the inside sliding connection of spacing groove, second cover of spring is established in the outside of pull rod.

Further, one end of the pull rod penetrates through the outer wall of the light-transmitting plate, and one end of two adjacent pull rods is fixedly connected with a movable rod.

Further, the outer part of the clamping block is in sliding connection with the inner part of the clamping groove.

Further, a controller is installed in the middle of the top of the shell, hanging rods are fixedly connected to the left side and the right side of the top of the shell, and cooling fans are installed on the left side and the right side of the top of the shell.

The utility model has the following beneficial effects:

1. According to the LED lamp cleaning device, the structures such as the threaded rod, the threaded block, the guide rod, the sliding block and the cleaning rod are matched with each other, so that the cleaning rod is driven to move, the transparent plate is cleaned, dust adsorbed on the surface of the transparent plate is removed, the lighting effect of the LED lamp is improved, and the risk of cleaning by manually climbing is reduced.

2. According to the LED lamp, the mounting and fixing of the light-transmitting plate are realized through the mutual matching of the structures of the second spring, the movable block, the pull rod, the clamping block, the clamping groove and the like, and the light-transmitting plate is fixed in a clamping manner, so that the light-transmitting plate is convenient to detach, the LED lamp is overhauled when the LED lamp breaks down, and the service life of the LED lamp is prolonged.

Drawings

Fig. 1 is a perspective view of an LED lighting device for classrooms according to the present utility model;

fig. 2 is a schematic diagram of a light-transmitting plate structure of an LED lighting device for classrooms according to the present utility model;

fig. 3 is a cross-sectional view of a housing of an LED lighting device for classrooms according to the present utility model;

FIG. 4 is a cross-sectional view of a cleaning wand of an LED lighting device for classrooms in accordance with the present utility model;

Fig. 5 is an enlarged view at a in fig. 3.

Legend description:

1. The device comprises a shell, 2, a motor, 3, a light-transmitting plate, 4, a controller, 5, a chute, 6, a threaded rod, 7, a threaded block, 8, a guide rod, 9, a sliding block, 10, a cleaning rod, 11, a first spring, 12, a hairbrush, 13, a limit groove, 14, a second spring, 15, a movable block, 16, a pull rod, 17, a clamping block, 18, a clamping groove, 19, a movable rod, 20, a suspender, 21 and a cooling fan.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, 2 and 4, the LED lighting device for classrooms provided by the utility model comprises a shell 1, wherein a motor 2 is fixedly connected to the outer part of the shell 1, sliding grooves 5 are formed in the front side and the rear side of the lower surface of the shell 1, one sliding groove 5 is internally and rotatably connected with a threaded rod 6, a threaded block 7 is externally and spirally connected with the threaded rod 6, a guide rod 8 is fixedly connected to the inner part of the other sliding groove 5, a sliding block 9 is slidably connected to the outer part of the guide rod 8, a cleaning rod 10 is fixedly connected to the outer part of the threaded block 7 and the outer part of the sliding block 9, a light-transmitting plate 3 is arranged below the shell 1 through a clamping assembly, a plurality of springs I11 are fixedly connected to the inner part of the cleaning rod 10, a brush 12 is fixedly connected to the other end of the springs I11, the outer part of the brush 12 is attached to the surface of the light-transmitting plate 3, the output end of the motor 2 is fixedly connected with one end of the threaded rod 6, and the outer parts of the threaded block 7 and the outer part of the sliding block 9 are respectively slidably connected with the inner wall of the sliding groove 5.

Specifically, the LED lamp and other structures inside the lighting device are protected through the shell 1, the motor 2 is fixed outside the shell 1, so that the motor 2 is stable in operation and does not shake, the threaded rod 6 can be driven to rotate during operation, the sliding grooves 5 are formed in the front side and the rear side of the lower surface of the shell 1, when the threaded rod 6 rotates, the thread blocks 7 connected with the threaded rod can move along the sliding grooves 5 and can drive the cleaning rod 10 to move while moving, the sliding block 9 can be driven to move in the other sliding grooves 5 through the cleaning rod 10, and the cleaning rod 10 can horizontally move under the cooperation of the sliding block 9 and the thread blocks 7 through the guiding effect of the guiding rod 8, the brush 12 can be pushed to be closely attached to the light-transmitting plate 3 through the springs 11 fixedly connected inside the cleaning rod 10, the LED lamp light irradiation effect is guaranteed, the use experience of a user is improved, meanwhile, the manual cleaning is not needed, and a certain potential safety hazard is reduced.

Referring to fig. 3 and 5, the joint subassembly includes four spacing groove 13, the inside at shell 1 is all offered to four spacing groove 13, the inside fixedly connected with spring two 14 of spacing groove 13, the other end fixedly connected with movable block 15 of spring two 14, one side fixedly connected with pull rod 16 of movable block 15, the opposite side fixedly connected with fixture block 17 of movable block 15, two draw-in grooves 18 have all been offered to the left and right sides of light-transmitting plate 3, the outside of movable block 15 and the inside sliding connection of spacing groove 13, the outside at pull rod 16 is established to spring two 14 cover, the outer wall of light-transmitting plate 3 is run through to one end of pull rod 16, the one end fixedly connected with movable rod 19 of two pull rods 16 in adjacent one side, the outside of fixture block 17 and the inside sliding connection of draw-in groove 18.

Specifically, four limiting grooves 13 are formed in the shell 1, two limiting grooves are formed in the left side and the right side of the shell 1 respectively, two pull rods 16 on the same side can be pulled to move through moving rods 19, then the moving blocks 15 are driven to slide in the limiting grooves 13 under the action of the pull rods 16, the springs II 14 are compressed, meanwhile, the limiting grooves 13 can limit the movement of the moving blocks 15 and the movement of the springs II 14, the structure is stable in operation and cannot fail, then the moving blocks 15 drive clamping blocks 17 to be separated from clamping grooves 18, and therefore the light-transmitting plate 3 can be detached, a user can overhaul the lighting device without tools, the service life of the device is prolonged, when the light-transmitting plate 3 is installed, the moving rods 19 are loosened, the springs II 14 lose pressure to release elastic potential energy, and then the clamping blocks 17 are pushed to be clamped with the clamping grooves 18, and therefore the light-transmitting plate 3 is installed and fixed.

Referring to fig. 1, a controller 4 is installed at a top middle position of a housing 1, boom 20 is fixedly connected to both left and right sides of the top of the housing 1, and a cooling fan 21 is installed to both left and right sides of the top of the housing 1.

Specifically, the operation of the LED lighting device can be controlled by the controller 4, and the top of the controller 4 is connected with an external power supply by a power line, so that the normal use of the device is ensured, the lighting device is installed at the top of a classroom by the suspension rod 20, a good lighting effect can be provided, the lighting device can dissipate heat by the heat dissipation fan 21, the normal operation of the LED lighting device is ensured, and the power consumption is reduced.

When the lighting device is used, the device can be fixed at the top of a classroom through the suspender 20, when the light-transmitting plate 3 needs to be cleaned, the motor 2 can be started, the threaded rod 6 is driven to rotate through the motor 2, the threaded block 7 externally connected with the threaded rod 6 is further enabled to move along one of the sliding grooves 5, meanwhile, the cleaning rod 10 is enabled to drive the sliding block 9 to slide in the other sliding groove 5 along the guide rod 8, the cleaning rod 10 is enabled to be attached to the light-transmitting plate 3 to horizontally move under the cooperation of the sliding block and the guide rod, and then the brush 12 is attached to the light-transmitting plate 3 under the pushing of the springs 11 in the cleaning rod 10, dust on the surface of the light-transmitting plate 3 is brushed off while the movement is carried out, so that the surface of the light-transmitting plate 3 is clean and dust-free, the lighting effect of the LED lamp is improved, and the danger of manual climbing for cleaning is reduced.

If the device needs to be overhauled, the movable rods 19 on two sides of the shell 1 can be pulled, the movable rods 19 drive the two pull rods 16 to move, and then the pull rods 16 drive the movable blocks 15 to move, meanwhile, the springs II 14 are compressed, the movable blocks 15 drive the clamping blocks 17 to move, after the movable blocks are separated from the clamping grooves 18, the light-transmitting plate 3 can be taken down from the shell 1, so that the disassembly operation is completed, a user can overhaul the lighting device conveniently without tools, and the service life of the device is prolonged.

It should be noted that the foregoing description is only a preferred embodiment of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it should be understood that modifications, equivalents, improvements and modifications to the technical solution described in the foregoing embodiments may occur to those skilled in the art, and all modifications, equivalents, and improvements are intended to be included within the spirit and principle of the present utility model.

Claims

1. The LED lighting device for the classrooms comprises a shell (1) and is characterized in that a motor (2) is fixedly connected to the outer portion of the shell (1), sliding grooves (5) are formed in the front side and the rear side of the lower surface of the shell (1), one sliding groove (5) is internally and rotatably connected with a threaded rod (6), a threaded block (7) is connected with the outer portion of the threaded rod (6) in a threaded mode, a guide rod (8) is fixedly connected to the inner portion of the sliding groove (5), a sliding block (9) is connected to the outer portion of the guide rod (8) in a sliding mode, a cleaning rod (10) is fixedly connected to the outer portion of the threaded block (7) and the outer portion of the sliding block (9), and a light-transmitting plate (3) is installed below the shell (1) through a clamping assembly.

2. The LED lighting device for classrooms according to claim 1, wherein the clamping assembly comprises four limiting grooves (13), the four limiting grooves (13) are formed in the shell (1), a second spring (14) is fixedly connected to the inside of the limiting groove (13), a movable block (15) is fixedly connected to the other end of the second spring (14), a pull rod (16) is fixedly connected to one side of the movable block (15), a clamping block (17) is fixedly connected to the other side of the movable block (15), and two clamping grooves (18) are formed in the left side and the right side of the light-transmitting plate (3).

3. The LED lighting device for classrooms according to claim 1, wherein a plurality of first springs (11) are fixedly connected to the inside of the cleaning rod (10), a brush (12) is fixedly connected to the other ends of the first springs (11), and the outside of the brush (12) is attached to the surface of the light-transmitting plate (3).

4. The LED lighting device for classrooms according to claim 1, wherein the output end of the motor (2) is fixedly connected with one end of a threaded rod (6), and the outsides of the threaded block (7) and the sliding block (9) are respectively connected with the inner wall of the sliding groove (5) in a sliding manner.

5. The LED lighting device for classrooms according to claim 2, wherein the outer part of the movable block (15) is slidably connected with the inner part of the limiting groove (13), and the second spring (14) is sleeved on the outer part of the pull rod (16).

6. The LED lighting device for classrooms according to claim 2, wherein one end of each pull rod (16) penetrates through the outer wall of the light-transmitting plate (3), and one end of each two adjacent pull rods (16) is fixedly connected with a movable rod (19).

7. The LED lighting device for classrooms according to claim 2, wherein the outer part of the clamping block (17) is slidably connected with the inner part of the clamping groove (18).

8. The LED lighting device for classrooms according to claim 1, wherein the controller (4) is installed in the middle of the top of the housing (1), hanging rods (20) are fixedly connected to the left side and the right side of the top of the housing (1), and cooling fans (21) are installed on the left side and the right side of the top of the housing (1).