CN210921046U - Classroom lamp convenient to overhaul - Google Patents
Classroom lamp convenient to overhaul Download PDFInfo
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- CN210921046U CN210921046U CN201921256077.XU CN201921256077U CN210921046U CN 210921046 U CN210921046 U CN 210921046U CN 201921256077 U CN201921256077 U CN 201921256077U CN 210921046 U CN210921046 U CN 210921046U
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- lamp housing
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Abstract
The utility model relates to a lamp, concretely relates to classroom lamp convenient to overhaul, including mount pad and lamp body, the mount pad bottom is fixed with the sleeve, the inside sliding connection of sleeve has square spliced pole, square spliced pole top is fixed with the limiting plate, square spliced pole bottom is fixed with the lamp body, the sleeve lateral wall is fixed with first motor through the first connecting rod, the first motor drive shaft is fixed with drive gear, square spliced pole lateral wall is fixed with the teeth of a cogwheel that meshes with drive gear, the mount pad bottom is fixed with the second motor through the second connecting rod, the second motor drive shaft is fixed with the first threaded rod, threaded connection has the first slider on the first threaded rod, the first slider bottom is fixed with the limiting plate, the lamp body top is fixed with the mounting bracket with the limiting plate joint; the utility model provides a technical scheme can effectively overcome the unable defect that goes up and down, do not have the function of adjusting luminance that prior art exists.
Description
Technical Field
The utility model relates to a lamps and lanterns, concretely relates to classroom lamps and lanterns convenient to overhaul.
Background
The LED is an electroluminescent semiconductor material chip, silver glue or white glue is solidified on the support, then the chip and the circuit board are connected through silver wires or gold wires, the periphery of the chip is sealed through epoxy resin, the effect of protecting an internal core wire is achieved, and finally a lamp frame is installed, so that the anti-seismic performance of the LED lamp is good. The heart of the LED is a semiconductor wafer, the wafer is attached to a support, one end of the wafer is a negative electrode, the other end of the wafer is connected with a positive electrode of a power supply, and the whole wafer is packaged by epoxy resin.
The existing classroom lamp cannot be lifted, is inconvenient to overhaul and maintain, has single brightness and does not have a dimming function.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
To the above-mentioned shortcoming that prior art exists, the utility model provides a classroom lamps and lanterns convenient to overhaul can effectively overcome the unable defect of going up and down, not having the dimming function that prior art exists.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
a classroom lamp convenient to overhaul comprises a mounting seat and a lamp shell, wherein a sleeve is fixed at the bottom of the mounting seat, a square connecting column is connected inside the sleeve in a sliding mode, a first limiting plate is fixed at the top of the square connecting column, the bottom of the square connecting column is fixed with the lamp shell, the side wall of the sleeve is fixed with a first motor through a first connecting rod, a first motor driving shaft is fixed with a driving gear, gear teeth meshed with the driving gear are fixed on the side wall of the square connecting column, the bottom of the mounting seat is fixed with a second motor through a second connecting rod, a second motor driving shaft is fixed with a first threaded rod, a first sliding block is in threaded connection with the first threaded rod, a second limiting plate is fixed at the bottom of the first sliding block, and a mounting frame clamped with the second limiting plate is fixed at the top of the lamp shell;
a third motor is fixed on the side wall of the lamp housing, a driving shaft of the third motor is fixed with a second threaded rod, a second sliding block is connected to the second threaded rod in a threaded mode, the second sliding block penetrates through the side wall of the lamp housing, a light barrier is fixed between the second sliding blocks, a light transmitting area is formed in the light barrier, a reflecting plate is fixed at the bottom of the light barrier relatively, a reflecting block is fixed at the position, opposite to the reflecting plate, of the inner wall of the lamp housing, and an LED lamp strip is fixed at the position, opposite to the light transmitting area, of the inner top of the lamp housing;
the lamp is characterized in that an exhaust fan is oppositely arranged at the inner top of the lamp housing, an air outlet channel is formed in the side wall of the lamp housing, one end of the air outlet channel is opposite to the exhaust fan, the other end of the air outlet channel is communicated with the bottom of the side wall of the lamp housing, and an air inlet is formed in the position, opposite to the exhaust fan, of the bottom of the lamp housing.
Preferably, the first motor is arranged in bilateral symmetry with respect to the sleeve, and the first motor adopts a band-type brake servo motor.
Preferably, the cross sections of the second limiting plate and the mounting rack are L-shaped.
Preferably, the side wall of the lamp housing is provided with an opening which is matched with the second sliding block in a vertically moving manner.
Preferably, the cross section of the light reflecting blocks is triangular, and the light reflecting blocks are mutually connected and fixed on the inner wall of the lamp housing.
Preferably, the exhaust fan is fixed with the inner wall of the top of the lamp housing through a mounting rod.
Preferably, an inclined baffle opposite to the end of the air outlet channel is relatively fixed at the bottom of the lamp housing.
Preferably, the mounting seat is provided with a threaded hole.
(III) advantageous effects
Compared with the prior art, the utility model provides a classroom lamps and lanterns convenient to overhaul has following beneficial effect:
(1) the first motor is used for driving the driving gear to drive the square connecting column to move up and down, so that the lamp housing is driven to move up and down, the maintenance is convenient, the second motor drives the first threaded rod to drive the second limiting plate to move left and right, the second limiting plate is clamped with the mounting frame, and the lamp falling condition can be prevented;
(2) the distance between the light transmitting area and the LED lamp strip is adjusted by driving the second threaded rod to drive the light barrier to move up and down through the second sliding block by means of the third motor, the closer the distance between the light transmitting area and the LED lamp strip is, the more light passes through the light transmitting area, the farther the distance between the light transmitting area and the LED lamp strip is, the less light passes through the light transmitting area, the more light is refracted to the light reflecting block through the light reflecting plate, the more light is consumed, the darker the whole body is, and therefore the light adjusting function is achieved;
(3) the exhaust fan can exhaust heat in the lamp housing to the outside of the lamp housing through the air outlet channel, heat dissipation performance of the lamp is effectively improved, and the arrangement of the inclined baffle can prevent the exhausted heat from reentering the lamp housing through the air inlet hole, so that heat dissipation efficiency is guaranteed.
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. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic side view of the internal structure of the lamp housing of fig. 1 according to the present invention;
in the figure:
1. a mounting seat; 2. a lamp housing; 3. a sleeve; 4. a first limit plate; 5. a square connecting column; 6. A first link; 7. a first motor; 8. a second link; 9. a second motor; 10. a first threaded rod; 11. a first slider; 12. a second limiting plate; 13. a mounting frame; 14. a third motor; 15. a second threaded rod; 16. a second slider; 17. a light barrier; 18. a reflector; 19. a light-transmitting region; 20. an LED light bar; 21. a light reflecting block; 22. an air extracting fan; 23. an air outlet channel; 24. An inclined baffle plate; 25. and (4) air inlet holes.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
A classroom lamp convenient to overhaul comprises an installation seat 1 and a lamp shell 2, wherein a sleeve 3 is fixed at the bottom of the installation seat 1, a square connecting column 5 is connected inside the sleeve 3 in a sliding mode, a first limiting plate 4 is fixed at the top of the square connecting column 5, the bottom of the square connecting column 5 is fixed with the lamp shell 2, the side wall of the sleeve 3 is fixed with a first motor 7 through a first connecting rod 6, a driving shaft of the first motor 7 is fixed with a driving gear, gear teeth meshed with the driving gear are fixed on the side wall of the square connecting column 5, the bottom of the installation seat 1 is fixed with a second motor 9 through a second connecting rod 8, a driving shaft of the second motor 9 is fixed with a first threaded rod 10, a first sliding block 11 is connected onto the first threaded rod 10 in a threaded mode, a second limiting plate 12 is fixed at the bottom of the first sliding block 11, and an installation frame 13 clamped;
a third motor 14 is fixed on the side wall of the lamp housing 2, a driving shaft of the third motor 14 is fixed with a second threaded rod 15, a second slider 16 is connected to the second threaded rod 15 in a threaded manner, the second slider 16 penetrates through the side wall of the lamp housing 2, a light barrier 17 is fixed between the second sliders 16, a light transmitting area 19 is formed in the light barrier 17, a reflector 18 is relatively fixed at the bottom of the light barrier 17, a reflector 21 is fixed at the position, opposite to the reflector 18, of the inner wall of the lamp housing 2, and an LED light bar 20 is fixed at the position, opposite to the light transmitting area 19, of the inner top of the;
the top is installed relatively in lamp body 2 and is taken out air fan 22, and air-out passageway 23 has been seted up to lamp body 2 lateral wall inside, and air-out passageway 23 one end is relative with air extraction fan 22, and the air-out passageway 23 other end communicates with 2 lateral wall bottoms of lamp body, and air inlet 25 has been seted up to 2 bottoms of lamp body and the relative department of air extraction fan 22.
The first motor 7 is arranged symmetrically left and right relative to the sleeve 3, and the first motor 7 adopts a band-type brake servo motor.
The cross sections of the second limiting plate 12 and the mounting rack 13 are L-shaped.
The side wall of the lamp shell 2 is provided with an opening which is matched with the second sliding block 16 in an up-and-down movement manner.
The cross section of the reflecting block 21 is triangular, and the reflecting blocks 21 are mutually connected and fixed on the inner wall of the lamp shell 2.
The exhaust fan 22 is fixed with the inner wall of the top of the lamp housing 2 through a mounting rod.
An inclined baffle plate 24 opposite to the end part of the air outlet channel 23 is relatively fixed at the bottom of the lamp shell 2.
The mounting seat 1 is provided with a threaded hole.
Before use, the mounting base 1 is fixed to a specified position of a ceiling by using a fixing bolt. Utilize first motor 7 to drive square spliced pole 5 of drive gear drive and reciprocate to drive lamp body 2 and reciprocate, be convenient for overhaul and maintain, second motor 9 drives first threaded rod 10 and drives the second limiting plate 12 and remove about, and the condition that lamps and lanterns fall can be prevented to second limiting plate 12 and mounting bracket 13 joint.
The first motor 7 adopts a band-type brake servo motor, and the band-type brake servo motor has the function of locking the driving shaft when the band-type brake servo motor stops running.
The third motor 14 is used for driving the second threaded rod 15 to drive the light barrier 17 to move up and down through the second slider 16, so that the distance between the light-transmitting area 19 and the LED light bar 20 is adjusted, and the closer the distance between the light-transmitting area 19 and the LED light bar 20 is, the more light passes through the light-transmitting area 19; the farther the distance between the light-transmitting area 19 and the LED light bar 20 is, the less the light passes through the light-transmitting area 19, the more the light refracted to the light-reflecting block 21 by the light-reflecting plate 18 is, the more the light is consumed, and the darker the whole body appears, thereby having a dimming function.
The exhaust fan 22 can exhaust heat in the lamp housing 2 to the outside of the lamp housing 2 through the air outlet channel 23, and the heat dissipation performance of the lamp is effectively improved. The inclined baffle 24 prevents the drawn heat from reentering the lamp housing 2 through the air inlet hole 25, thereby ensuring the heat dissipation efficiency.
In the technical solution of the present application, the synchronous control method for the two first motors 7 and the two third motors 14 is disclosed in a dual-motor synchronous driving system and algorithm with application publication No. CN 105680734 a, and belongs to the prior art, and is not described herein again.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (8)
1. The utility model provides a classroom lamps and lanterns convenient to overhaul, includes mount pad (1) and lamp body (2), its characterized in that: the LED lamp is characterized in that a sleeve (3) is fixed to the bottom of the mounting seat (1), a square connecting column (5) is connected to the inside of the sleeve (3) in a sliding mode, a first limiting plate (4) is fixed to the top of the square connecting column (5), the bottom of the square connecting column (5) is fixed to the lamp housing (2), the side wall of the sleeve (3) is fixed to a first motor (7) through a first connecting rod (6), a driving shaft of the first motor (7) is fixed to a driving gear, gear teeth meshed with the driving gear are fixed to the side wall of the square connecting column (5), the bottom of the mounting seat (1) is fixed to a second motor (9) through a second connecting rod (8), the driving shaft of the second motor (9) is fixed to a first threaded rod (10), a first slider (11) is connected to the first threaded rod (10) through threads, a second limiting plate (12) is fixed to the bottom of the, a mounting rack (13) clamped with the second limiting plate (12) is fixed at the top of the lamp shell (2);
a third motor (14) is fixed on the side wall of the lamp housing (2), a driving shaft of the third motor (14) is fixed with a second threaded rod (15), a second sliding block (16) is connected to the second threaded rod (15) in a threaded manner, the second sliding block (16) penetrates through the side wall of the lamp housing (2), a light barrier (17) is fixed between the second sliding blocks (16), a light transmission area (19) is formed in the light barrier (17), a light reflection plate (18) is relatively fixed at the bottom of the light barrier (17), a light reflection block (21) is fixed at the position, opposite to the light reflection plate (18), of the inner wall of the lamp housing (2), and an LED light bar (20) is fixed at the position, opposite to the light transmission area (19), of the inner top of the lamp housing (2);
the exhaust fan (22) is installed relatively at the top in the lamp housing (2), an air outlet channel (23) is formed in the side wall of the lamp housing (2), one end of the air outlet channel (23) is opposite to the exhaust fan (22), the other end of the air outlet channel (23) is communicated with the bottom of the side wall of the lamp housing (2), and an air inlet (25) is formed in the position, opposite to the exhaust fan (22), of the bottom of the lamp housing (2).
2. An easy-to-service classroom lighting fixture as recited in claim 1, wherein: first motor (7) about sleeve (3) bilateral symmetry sets up, first motor (7) adopt band-type brake servo motor.
3. An easy-to-service classroom lighting fixture as recited in claim 1, wherein: the sections of the second limiting plate (12) and the mounting rack (13) are L-shaped.
4. An easy-to-service classroom lighting fixture as recited in claim 1, wherein: the side wall of the lamp shell (2) is provided with an opening which is matched with the second sliding block (16) in a vertically moving mode.
5. An easy-to-service classroom lighting fixture as recited in claim 1, wherein: the cross section of the light reflecting blocks (21) is triangular, and the light reflecting blocks (21) are mutually connected and fixed on the inner wall of the lamp shell (2).
6. An easy-to-service classroom lighting fixture as recited in claim 1, wherein: the exhaust fan (22) is fixed with the inner wall of the top of the lamp shell (2) through a mounting rod.
7. An easy-to-service classroom lighting fixture as recited in claim 1, wherein: and an inclined baffle (24) opposite to the end part of the air outlet channel (23) is relatively fixed at the bottom of the lamp shell (2).
8. An easy-to-service classroom lighting fixture as recited in claim 1, wherein: the mounting seat (1) is provided with a threaded hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921256077.XU CN210921046U (en) | 2019-08-05 | 2019-08-05 | Classroom lamp convenient to overhaul |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921256077.XU CN210921046U (en) | 2019-08-05 | 2019-08-05 | Classroom lamp convenient to overhaul |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210921046U true CN210921046U (en) | 2020-07-03 |
Family
ID=71351281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921256077.XU Active CN210921046U (en) | 2019-08-05 | 2019-08-05 | Classroom lamp convenient to overhaul |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210921046U (en) |
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2019
- 2019-08-05 CN CN201921256077.XU patent/CN210921046U/en active Active
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