CN210891501U - Adjusting device of blackboard lamp - Google Patents
Adjusting device of blackboard lamp Download PDFInfo
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- CN210891501U CN210891501U CN201922447662.4U CN201922447662U CN210891501U CN 210891501 U CN210891501 U CN 210891501U CN 201922447662 U CN201922447662 U CN 201922447662U CN 210891501 U CN210891501 U CN 210891501U
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Abstract
The utility model provides an adjusting device of blackboard lamp, including the lamp shade, the both ends of lamp shade are all through first screw fixed connection backup pad, one side that the lamp shade was kept away from to the backup pad is equipped with the shroud, two be equipped with the lamp stand between the backup pad, the backup pad is processed flutedly towards the one side of lamp stand, be equipped with the semicircle board in the recess, the semicircle board has seted up the round hole towards the one side of backup pad, the recess internal surface has seted up the through-hole that is aligned with the round hole, be equipped with the second screw in the through-hole, the semicircle board is installed two third screws towards the one side symmetry of lamp stand, the semicircle board is fan-shaped towards the one side edge of lamp stand and has seted up a plurality of undulant holes, the recess internal surface has seted up and has undulant hole complex arc: the adjustment of the irradiation angle is realized, and the applicability is improved.
Description
Technical Field
The utility model relates to an adjusting device of blackboard lamp belongs to the lamps and lanterns field.
Background
The blackboard is very common in teaching activities, and can be used by teachers to write teaching contents. When the blackboard is in some environments with poor light, the blackboard lamp is often used to increase the brightness of the blackboard. At present, the irradiation angle of a blackboard lamp is fixed, the blackboard lamp can only irradiate along one angle, the irradiation angle cannot be adjusted according to needs, the condition that the blackboard part area cannot be irradiated easily exists, and the applicability is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a not enough to prior art exists, the utility model aims at providing a adjusting device of blackboard lamp to it shines the angle fixed to solve the blackboard lamp of proposing among the above-mentioned background art, can only shine along an angle, can not adjust as required and shine the angle, has the condition that blackboard position region can not shine easily, the relatively poor problem of suitability, the utility model discloses the adjustment of shining the angle improves the suitability.
In order to achieve the above purpose, the present invention is realized by the following technical solution: an adjusting device of a blackboard lamp comprises a lampshade, wherein both ends of the lampshade are fixedly connected with a supporting plate through first screws, a cover is arranged on one side of the supporting plate far away from the lampshade, the cover is clamped with the supporting plate, a lamp holder is arranged between the two supporting plates, a groove is processed on one surface of the supporting plate facing the lamp holder, a semicircular plate is arranged in the groove, a circular hole is formed on one surface of the semicircular plate facing the supporting plate, the inner surface of the groove is provided with a through hole aligned with the round hole, a second screw is arranged in the through hole, the second screws sequentially penetrate through the through holes and the round holes to be fixedly connected with the lamp holder, two third screws are symmetrically arranged on one surface of the semicircular plate facing the lamp holder, the edge of one side of the semicircular plate facing the lamp holder is provided with a plurality of fluctuation holes in a fan shape, and the inner surface of the groove is provided with an arc-shaped opening matched with the fluctuation holes.
Furthermore, the first screws are provided with at least three through holes matched with the first screws, and the first screws penetrate through the through holes to be fixedly connected with the lampshade.
Furthermore, two threaded holes are symmetrically formed in one surface, facing the lamp holder, of the semicircular plate, and the third screw is meshed in the threaded holes.
Furthermore, at least three clamping grooves are formed in the edge of one surface, facing the cover cap, of the supporting plate, at least three clamping blocks matched with the clamping grooves are fixed on the cover cap, and the clamping blocks are clamped in the clamping grooves.
The utility model has the advantages that: the utility model discloses utilize first screw with backup pad and lamp shade fixed connection, make the semicircle board be in the recess in the backup pad, utilize second screwed connection semicircle board afterwards, lamp stand and backup pad, realize the assembly of lamp stand, when needing the angle of adjustment lamp stand, unscrew the second screw, pass the arc mouth with the slender pole and assign the fluctuation downthehole on the semicircle board, utilize the undulant semicircle board of slender pole to rotate afterwards, and then the semicircle board drives the third screw rotation, thereby one extrusion lamp stand in two third screws on the semicircle board, the lamp stand is extruded and is rotated around the second screw, realize the adjustment of lamp stand angle, realize the adjustment of lamp light irradiation angle promptly, and the improvement suitability is improved.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic structural view of an adjusting device of a blackboard lamp according to the present invention;
FIG. 2 is a schematic view of an assembly of a support plate, a lamp holder and a lamp cover of an adjusting device of a blackboard lamp according to the present invention;
FIG. 3 is an enlarged view taken at A in FIG. 2;
FIG. 4 is a schematic view of the assembly of the semicircular plate, the lamp holder and the support plate in the adjusting device of the blackboard lamp of the present invention;
FIG. 5 is a schematic view of the assembly of the semicircular plate and the supporting plate in the adjusting device of the blackboard lamp of the present invention;
FIG. 6 is a perspective view of a support plate of an adjusting device for a blackboard lamp according to the present invention;
FIG. 7 is a perspective view of a cover cap of an adjusting device of a blackboard lamp according to the present invention;
in the figure: 1-lampshade, 2-cover cap, 3-lamp holder, 4-support plate, 5-groove, 6-first screw, 7-arc opening, 8-second screw, 9-clamping groove, 10-third screw, 11-semicircular plate, 12-fluctuation hole, 13-through hole, 14-through hole, 15-round hole and 16-clamping block.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Referring to fig. 1 to 7, the present invention provides a technical solution: the utility model provides an adjusting device of blackboard lamp, includes lamp shade 1, and 6 fixed connection backup pads 4 of first screw are all passed through at the both ends of lamp shade 1, and one side that lamp shade 1 was kept away from to backup pad 4 is equipped with shroud 2, and shroud 2 and backup pad 4 looks joint are at both ends joint shroud 2 of lamp shade 1, realize hiding backup pad 4's purpose, improve the aesthetic property of outward appearance.
Be equipped with lamp stand 3 between two backup pads 4, backup pad 4 is processed flutedly 5 towards the one side of lamp stand 3, be equipped with semicircle board 11 in the recess 5, semicircle board 11 has seted up round hole 15 towards the one side of backup pad 4, recess 5 internal surface has seted up the through-hole 13 of being aligned with round hole 15, be equipped with second screw 8 in the through-hole 13, second screw 8 passes through-hole 13 and round hole 15 and lamp stand 3 fixed connection in proper order, utilize first screw 6 with backup pad 4 and 1 fixed connection of lamp shade, make semicircle board 11 be in recess 5 on backup pad 4, utilize second screw 8 to connect semicircle board 11 afterwards, lamp stand 3 and backup pad 4, realize the assembly of lamp stand 3.
Two third screws 10 are installed towards lamp stand 3's one side symmetry to semicircle board 11, semicircle board 11 is fan-shaped towards lamp stand 3's one side edge and has seted up a plurality of undulant holes 12, 5 internal surfaces of recess have seted up with undulant hole 12 matched with arc mouth 7, when needing to adjust lamp stand 3's angle, unscrew second screw 8, pass the slender pole in the undulant hole 12 of arc mouth 7 interpolation on semicircle board 11, utilize the undulant semicircle board 11 of slender pole to rotate afterwards, and then semicircle board 11 drives third screw 10 and rotates, thereby one extrusion lamp stand 3 in two third screws 10 on the semicircle board 11, lamp stand 3 receives the extrusion and rotates around second screw 8, realize the adjustment of lamp stand 3 angles, realize the adjustment of lamp light irradiation angle promptly, the improvement suitability.
At least three are installed to first screw 6, and at least three and first screw 6 matched with interlude hole 14 have been seted up to 5 internal surfaces of recess, and first screw 6 passes interlude hole 14 and lamp shade 1 fixed connection, utilizes at least three first screw 6 to connect backup pad 4 and lamp shade 1, improves the stability that backup pad 4 and lamp shade 1 are connected.
Two threaded holes are symmetrically formed in one surface, facing the lamp holder 3, of the semicircular plate 11, the third screw 10 is meshed in the threaded holes, and the semicircular plate 11 is provided with the threaded holes, so that the third screw 10 can be conveniently installed.
At least three draw-in groove 9 has been seted up towards one side edge of shroud 2 to backup pad 4, is fixed with at least three and draw-in groove 9 matched with fixture block 16 on the shroud 2, and fixture block 16 joint is in draw-in groove 9, with the fixture block 16 card on the shroud 2 in draw-in groove 9 on backup pad 4, realizes backup pad 4 and shroud 2's convenient assembly.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiments, and although the present invention has been disclosed with the preferred embodiments, it is not limited to the present invention, and any skilled person in the art can make some modifications or equivalent embodiments without departing from the scope of the present invention, but all the technical matters of the present invention are within the scope of the present invention.
Claims (4)
1. The utility model provides an adjusting device of blackboard lamp, includes the lamp shade, its characterized in that: the both ends of lamp shade all are through first screw fixed connection backup pad, one side that the lamp shade was kept away from to the backup pad is equipped with the shroud, shroud and backup pad looks joint, two be equipped with the lamp stand between the backup pad, the backup pad is processed flutedly towards the one side of lamp stand, be equipped with the semicircle board in the recess, the round hole has been seted up towards the one side of backup pad to the semicircle board, the recess internal surface is seted up the through-hole that is aligned with the round hole, be equipped with the second screw in the through-hole, the second screw passes through-hole and round hole and lamp stand fixed connection in proper order, two third screws are installed towards the one side symmetry of lamp stand to the semicircle board, the semicircle board is fan-shaped towards the one side edge of lamp stand and has seted up.
2. The adjusting device of a blackboard lamp according to claim 1, characterized in that: the first screws are installed in at least three numbers, at least three insertion holes matched with the first screws are formed in the inner surface of the groove, and the first screws penetrate through the insertion holes and are fixedly connected with the lampshade.
3. The adjusting device of a blackboard lamp according to claim 1, characterized in that: two threaded holes are symmetrically formed in one surface, facing the lamp holder, of the semicircular plate, and the third screw is meshed in the threaded holes.
4. The adjusting device of a blackboard lamp according to claim 1, characterized in that: at least three draw-in grooves have been seted up to the one side edge of backup pad towards the shroud, be fixed with at least three and draw-in groove matched with fixture block on the shroud, the fixture block joint is in the draw-in groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922447662.4U CN210891501U (en) | 2019-12-31 | 2019-12-31 | Adjusting device of blackboard lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922447662.4U CN210891501U (en) | 2019-12-31 | 2019-12-31 | Adjusting device of blackboard lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210891501U true CN210891501U (en) | 2020-06-30 |
Family
ID=71319442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922447662.4U Active CN210891501U (en) | 2019-12-31 | 2019-12-31 | Adjusting device of blackboard lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210891501U (en) |
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2019
- 2019-12-31 CN CN201922447662.4U patent/CN210891501U/en active Active
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