CN212986989U - Blackboard lamp with altitude mixture control - Google Patents
Blackboard lamp with altitude mixture control Download PDFInfo
- Publication number
- CN212986989U CN212986989U CN202021965521.8U CN202021965521U CN212986989U CN 212986989 U CN212986989 U CN 212986989U CN 202021965521 U CN202021965521 U CN 202021965521U CN 212986989 U CN212986989 U CN 212986989U
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- CN
- China
- Prior art keywords
- blackboard
- lamp
- lamp tube
- fluorescent tube
- tube protective
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- Expired - Fee Related
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- 239000000203 mixture Substances 0.000 title claims abstract description 8
- 230000001681 protective effect Effects 0.000 claims abstract description 35
- 239000000428 dust Substances 0.000 claims abstract description 16
- 238000003466 welding Methods 0.000 claims description 6
- 208000003464 asthenopia Diseases 0.000 abstract description 7
- 230000004438 eyesight Effects 0.000 abstract description 3
- 230000003760 hair shine Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 8
- 238000012423 maintenance Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model discloses a blackboard lamp with altitude mixture control, including stopper, screw and bolt, the right side of stopper is provided with the mounting groove, and the right side of mounting groove is provided with the fluorescent tube, the top of fluorescent tube is provided with the fluorescent tube protective housing, and the outside of fluorescent tube protective housing is provided with transparent lamp cover, the top of fluorescent tube protective housing is provided with the dust cover, and the top of dust cover is provided with the roof, the top of roof is provided with the telescopic link, and the top of telescopic link is provided with the connecting plate. This blackboard lamp with altitude mixture control is provided with the fluorescent tube protective housing, and the fluorescent tube protective housing is the slope form, installs the stopper in the fluorescent tube protective housing through the screw, and the fluorescent tube protective housing of being convenient for protects the fluorescent tube, and the fluorescent tube protective housing is the slope form for when light shines on the blackboard, be difficult to the phenomenon of reflection of light to appear, alleviate the visual fatigue that the blackboard reflection of light arouses the student, thereby reduce the vision problem that the blackboard reflection of light caused the student.
Description
Technical Field
The utility model relates to a classroom lighting apparatus technical field specifically is a blackboard lamp with altitude mixture control.
Background
The blackboard lamp is mainly used in school classrooms, and the product is simple in structure and convenient to use, does not influence student's eyesight, resists visual fatigue, and the travelling comfort is good, noiselessness, start fast, the color development is clear, but a lot of blackboard lamps on the market have certain potential safety hazard, and we improve to this certain extent.
When blackboard lamp in use on the market is lighted on the blackboard, the blackboard causes the reflection of light easily and lets the easy visual fatigue of student to damage when maintaining at the blackboard lamp, the position of blackboard lamp has increased the maintenance degree of difficulty too high, makes the too big adverse effect that causes when blackboard lamp uses be unfavorable for the use. To this end, we propose a blackboard lamp with height adjustment.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a blackboard lamp with altitude mixture control to when the blackboard lamp in use lamp illumination that proposes in solving above-mentioned background art was on the blackboard, the blackboard caused the reflection of light easily and lets the easy visual fatigue of student, and when the blackboard lamp damaged and maintained, the position of blackboard lamp had increased the maintenance degree of difficulty too high, made the too big problem that is unfavorable for the use of adverse effect that causes when the blackboard lamp used.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a blackboard lamp with altitude mixture control, includes stopper, screw and bolt, the right side of stopper is provided with the mounting groove, and the right side of mounting groove is provided with the fluorescent tube, the top of fluorescent tube is provided with the fluorescent tube protective housing, and the outside of fluorescent tube protective housing is provided with transparent lamp shade, the top of fluorescent tube protective housing is provided with the dust cover, and the top of dust cover is provided with the roof, the top of roof is provided with the telescopic link, and the top of telescopic link is provided with the connecting plate, the outside of connecting plate is provided with the screw, the left side of connecting plate is provided with the crossbeam, and the below of crossbeam is provided with electric putter, the surface of dust cover is provided with the screw, and the.
Preferably, the limiting block is in threaded connection with the lamp tube protective shell, and the lamp tube protective shell is inclined.
Preferably, the dustproof cover is in threaded connection with the top plate, and the dustproof cover is fixedly connected with the lamp tube protective shell.
Preferably, the top plate forms a thread structure with the telescopic rod through the fixing block, and the telescopic rod is connected with the connecting plate in a welding mode.
Preferably, the top plate is fixedly connected with the electric push rod, and the electric push rod and the top plate form a lifting structure through the cross beam.
Preferably, the connecting plate is fixedly connected with the cross beam, and the cross beam and the electric push rod form a detachable structure through bolts.
Compared with the prior art, the beneficial effects of the utility model are that: the blackboard lamp with the height adjustment function is provided with the lamp tube protective shell, the lamp tube protective shell is in an inclined shape, the limiting block is installed in the lamp tube protective shell through screws, the lamp tube protective shell is convenient to protect the lamp tube, the lamp tube protective shell is in the inclined shape, so that when light irradiates on a blackboard, the phenomenon of light reflection is difficult to occur, the visual fatigue of students caused by the light reflection of the blackboard is relieved, and the visual problem of the student caused by the light reflection of the blackboard is reduced;
the top plate and the telescopic rod form a threaded structure through the fixed block, the telescopic rod is connected with the connecting plate in a welding mode, the telescopic rod is installed above the fixed block in a welding mode, the fixed block is installed on the top plate through the bolt, the telescopic rod is fixed on the top plate, the upper portion of the telescopic rod is welded below the connecting plate, when the blackboard lamp is pushed to descend by the electric push rod, the problem that the blackboard lamp is difficult to shake in the descending process is solved through the stability of welding of the telescopic rod and the connecting plate, and therefore damage to the blackboard lamp is reduced;
be fixed connection between roof and the electric putter, and electric putter passes through the crossbeam and constitutes elevation structure with the roof, and electric putter installs in the top of roof, and electric putter's top is installed on the crossbeam, when the damage appears in the blackboard lamp, starts electric putter, descends through control electric putter and drives the telescopic link and stretch out and draw back for the blackboard lamp reduces, thereby dismantles the blackboard lamp, maintains the blackboard lamp, reaches the effect of the maintenance of being convenient for.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic top view of the present invention;
fig. 3 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.
In the figure: 1. a limiting block; 2. mounting grooves; 3. a lamp tube protective shell; 4. a lamp tube; 5. a transparent lampshade; 6. a dust cover; 7. a top plate; 8. a telescopic rod; 9. a connecting plate; 10. a screw hole; 11. an electric push rod; 12. a cross beam; 13. a screw; 14. a fixed block; 15. and (4) bolts.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a blackboard lamp with height adjustment comprises a limiting block 1, a mounting groove 2, a lamp tube protective shell 3, a lamp tube 4, a transparent lampshade 5, a dustproof cover 6, a top plate 7, a telescopic rod 8, a connecting plate 9, a screw hole 10, an electric push rod 11, a beam 12, a screw 13, a fixing block 14 and a bolt 15, wherein the right side of the limiting block 1 is provided with the mounting groove 2, the right side of the mounting groove 2 is provided with the lamp tube 4, the lamp tube protective shell 3 is arranged above the lamp tube 4, the outer side of the lamp tube protective shell 3 is provided with the transparent lampshade 5, the upper side of the lamp tube protective shell 3 is provided with the dustproof cover 6, the top plate 7 is arranged above the dustproof cover 6, the telescopic rod 8 is arranged above the top plate 7, the connecting plate 9 is arranged above the telescopic rod 8, the screw hole 10 is arranged outside, the outer surface of the dust cover 6 is provided with a screw 13, a fixed block 14 is arranged above the screw 13, and a bolt 15 is arranged above the cross beam 12.
The limiting block 1 is in threaded connection with the lamp tube protective shell 3, the lamp tube protective shell 3 is inclined, the limiting block 1 is installed in the lamp tube protective shell 3 through a screw 13, the lamp tube protective shell 3 can conveniently protect the lamp tube 4, the lamp tube protective shell 3 is inclined, so that when light irradiates on a blackboard, the phenomenon of light reflection is difficult to occur, visual fatigue of students caused by blackboard light reflection is relieved, and the vision problem of students caused by blackboard light reflection is reduced;
the dustproof cover 6 is in threaded connection with the top plate 7, the dustproof cover 6 is fixedly connected with the lamp tube protective shell 3, the top plate 7 is mounted above the dustproof cover 6 through a screw 13, most of dust above the dustproof cover 6 is blocked by the dustproof cover 6, so that the influence of the dust on the transparent lamp shade 5 is reduced, the number of times that the transparent lamp shade 5 needs to be cleaned is reduced, the effect of relieving the workload of maintenance personnel is achieved, when the dust is accumulated on the inclined dustproof cover 6, a cleaner can easily clean the dust, and the effect of facilitating cleaning is achieved;
the top plate 7 and the telescopic rod 8 form a threaded structure through the fixing block 14, the telescopic rod 8 is in welded connection with the connecting plate 9, the telescopic rod 8 is welded above the fixing block 14, the fixing block 14 is installed on the top plate 7 through the bolt 15, the telescopic rod 8 is fixed on the top plate 7, the upper portion of the telescopic rod 8 is welded below the connecting plate 9, when the electric push rod 11 pushes the blackboard lamp to descend, the problem that the blackboard lamp is difficult to shake in the descending process is solved through the welding stability of the telescopic rod 8 and the connecting plate 9, and therefore damage to the blackboard lamp is reduced;
the top plate 7 is fixedly connected with the electric push rod 11, the electric push rod 11 and the top plate 7 form a lifting structure through the cross beam 12, the electric push rod 11 is installed above the top plate 7, the electric push rod 11 is installed above the cross beam 12, when the blackboard lamp is damaged, the electric push rod 11 is started, the electric push rod 11 is controlled to descend to drive the telescopic rod 8 to stretch, so that the blackboard lamp is lowered, the blackboard lamp is detached and maintained, and the effect of facilitating maintenance is achieved;
be fixed connection between connecting plate 9 and crossbeam 12, and crossbeam 12 passes through bolt 15 and electric putter 11 constitutes detachable construction, crossbeam 12 is installed between two connecting plates 9, electric putter 11 passes through bolt 15 to be fixed in the below of crossbeam 12, at electric putter 11 during operation, the fixed action of crossbeam 12, make electric putter 11 the impetus when going up and down, thereby be convenient for electric putter 11's lift, when electric putter 11 appears damaging, dismantle electric putter 11 through bolt 15 and get off to maintain, reach convenient to detach's effect.
The working principle is as follows: for the blackboard lamp with height adjustment, firstly, the lamp tube 4 is installed on the limiting block 1, the lamp tube 4 is protected by the lamp tube protective shell 3, the lamp tube protective shell 3 is inclined, so that when light irradiates on a blackboard, the phenomenon of light reflection is difficult to occur, visual fatigue caused by the light reflection of the blackboard to students is relieved, and thus the visual problem caused by the light reflection of the blackboard to students is reduced, then the dust cover 6 is installed above the top plate 7 to block most of dust above, the influence of the dust on the transparent lampshade 5 is reduced, the number of times that the transparent lampshade 5 needs to be cleaned is reduced, the effect of relieving the workload of maintenance personnel is achieved, then when the blackboard lamp is damaged, the electric push rod 11 is started, the telescopic rod 8 is driven to stretch and retract by controlling the electric push rod 11 to descend, so that the blackboard lamp is lowered, the blackboard lamp is disassembled, the blackboard lamp is maintained, when the, through telescopic link 8 and connecting plate 9 welded steadiness for the blackboard lamp is difficult to appear the problem of rocking at the in-process that descends, thereby reduces the damage to the blackboard lamp, and the fixed action of crossbeam 12 at last makes electric putter 11 the impetus when going up and down, thereby the electric putter 11's of being convenient for lift, when the electric putter 11 appears damaging, dismantles electric putter 11 through bolt 15 and gets off to maintain.
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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a blackboard lamp with altitude mixture control, includes stopper (1), screw (10) and bolt (15), its characterized in that: the lamp tube protection structure is characterized in that a mounting groove (2) is formed in the right side of the limiting block (1), a lamp tube (4) is arranged on the right side of the mounting groove (2), a lamp tube protection shell (3) is arranged above the lamp tube (4), a transparent lampshade (5) is arranged on the outer side of the lamp tube protection shell (3), a dust cover (6) is arranged above the lamp tube protection shell (3), a top plate (7) is arranged above the dust cover (6), an expansion link (8) is arranged above the top plate (7), a connecting plate (9) is arranged above the expansion link (8), a screw hole (10) is formed in the outer side of the connecting plate (9), a cross beam (12) is arranged on the left side of the connecting plate (9), an electric push rod (11) is arranged below the cross beam (12), a screw (13) is arranged on the outer surface of, and a bolt (15) is arranged above the cross beam (12).
2. The blackboard lamp with height adjustment according to claim 1, characterized in that: the limiting block (1) is in threaded connection with the lamp tube protective shell (3), and the lamp tube protective shell (3) is inclined.
3. The blackboard lamp with height adjustment according to claim 1, characterized in that: the dustproof cover (6) is in threaded connection with the top plate (7), and the dustproof cover (6) is fixedly connected with the lamp tube protective shell (3).
4. The blackboard lamp with height adjustment according to claim 1, characterized in that: the top plate (7) and the telescopic rod (8) form a threaded structure through the fixing block (14), and the telescopic rod (8) is connected with the connecting plate (9) in a welding mode.
5. The blackboard lamp with height adjustment according to claim 1, characterized in that: the top plate (7) is fixedly connected with the electric push rod (11), and the electric push rod (11) and the top plate (7) form a lifting structure through the cross beam (12).
6. The blackboard lamp with height adjustment according to claim 1, characterized in that: the connecting plate (9) is fixedly connected with the cross beam (12), and the cross beam (12) and the electric push rod (11) form a detachable structure through a bolt (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021965521.8U CN212986989U (en) | 2020-09-10 | 2020-09-10 | Blackboard lamp with altitude mixture control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021965521.8U CN212986989U (en) | 2020-09-10 | 2020-09-10 | Blackboard lamp with altitude mixture control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212986989U true CN212986989U (en) | 2021-04-16 |
Family
ID=75417010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021965521.8U Expired - Fee Related CN212986989U (en) | 2020-09-10 | 2020-09-10 | Blackboard lamp with altitude mixture control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212986989U (en) |
-
2020
- 2020-09-10 CN CN202021965521.8U patent/CN212986989U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210416 |
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| CF01 | Termination of patent right due to non-payment of annual fee |