CN213746381U

CN213746381U - Blackboard lamp convenient to adjust

Info

Publication number: CN213746381U
Application number: CN202120098480.5U
Authority: CN
Inventors: 陈和生; 郭菲; 廖维星; 马明霞
Original assignee: Zerun Jiangsu Lighting Technology Co ltd
Current assignee: Zerun Jiangsu Lighting Technology Co ltd
Priority date: 2021-01-14
Filing date: 2021-01-14
Publication date: 2021-07-20
Anticipated expiration: 2031-01-14

Abstract

The utility model discloses a blackboard lamp convenient to adjust, including adjusting the frame, adjust the equal fixedly connected with support column in both sides at frame top, the top fixedly connected with lifter plate of support column, the top fixedly connected with electric putter of lifter plate, the top of adjusting the frame just is located the fixedly connected with motor between two support columns, the first gear of output fixedly connected with of motor, the both sides of adjusting the frame inner chamber are all through bearing fixedly connected with bull stick, the equal fixedly connected with connecting block in side on bull stick surface. The utility model discloses an electric putter's output shrink drives the lifter plate upward movement to the lifter plate is followed to support column and adjusting frame in the lump rebound, and the connecting block is followed the adjusting frame and is driven lamp shade rebound simultaneously, thereby can highly adjust the lamp shade, the back of highly rising of lamp shade not only makes the irradiation range of light enlarge, has also enlarged people's viewing range moreover.

Description

Blackboard lamp convenient to adjust

Technical Field

The utility model relates to a LED lamp technical field specifically is a blackboard lamp convenient to adjust.

Background

The blackboard is a hard board which can be repeatedly written by chalk, and is generally applied to teaching and display activities for writing corresponding teaching or display contents, because the blackboard cannot emit light, when the light of the environment where the blackboard is located is not good, the blackboard needs to be illuminated by a blackboard lamp so that the contents written on the blackboard can be sensed by human eyes, the blackboard lamp generally comprises a lampshade and a lamp tube in the lampshade, the light emitted by the lamp tube is emitted from an opening part of the lampshade, but the existing blackboard lamp is vertically downward irradiated, a protective cover of the existing lamp is fixed and cannot move, so that the irradiation angle of the blackboard lamp cannot be adjusted, the light cannot be concentrated on the blackboard, the watching of people is influenced, and the light emitted by the blackboard lamp can only irradiate a local blackboard surface and cannot be completely irradiated, in order to solve the problems, a blackboard lamp convenient to adjust is designed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a blackboard lamp convenient to adjust possesses the advantage of being convenient for adjust, has solved current blackboard lamp and all is vertical shining downwards, and the protection casing of current lamp all is fixed can not remove, leads to the illumination angle of blackboard lamp can not adjust, therefore light can not concentrate on the blackboard, not only influences people and watches, and the light that the blackboard lamp jetted out only can shine local blackboard face moreover, reaches the problem that shines completely.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a blackboard lamp convenient to adjust, includes the adjusting frame, the equal fixedly connected with support column in both sides at adjusting frame top, the top fixedly connected with lifter plate of support column, the top fixedly connected with electric putter of lifter plate, the top of adjusting frame just is located fixedly connected with motor between two support columns, the first gear of output fixedly connected with of motor, the both sides of adjusting the frame inner chamber are all through bearing fixedly connected with bull stick, the equal fixedly connected with connecting block in side on bull stick surface, the surface of bull stick just is located fixedly connected with second gear and first gear engagement between two connecting blocks, the bottom fixedly connected with lamp shade of connecting block.

Preferably, the two sides of the inner cavity of the lampshade are fixedly connected with mounting seats, one side of the mounting seat far away from the inner wall of the lampshade is movably connected with a lamp tube, and the front side and the rear side of the lampshade are fixedly connected with dust covers.

Preferably, the equal fixedly connected with sleeve pipe in upper end of adjusting the frame both sides, sheathed tube inner chamber sliding connection has spacing post, the spacing groove has been seted up to the relative one side of spacing post, the inner chamber sliding connection of spacing groove has the stopper, the one side and the sheathed tube inner wall fixed connection of keeping away from the spacing inslot chamber of stopper, the bottom fixedly connected with spring of spacing post inner chamber.

Preferably, the bottom fixedly connected with fixed block of spacing post, the first fixing base of top fixedly connected with of spacing post, the top of first fixing base is seted up threaded hole.

Preferably, the top of the electric push rod is fixedly connected with a second fixed seat, and the top of the second fixed seat is provided with a mounting hole.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model drives the lifting plate to move upwards by the contraction of the output end of the electric push rod, so that the support column and the adjusting frame move upwards together with the lifting plate, the connecting block moves upwards by following the adjusting frame, thereby the height of the lampshade can be adjusted, after the height of the lampshade rises, the irradiation range of the light is enlarged, and the watching range of people is enlarged, the output shaft of the motor rotates in the forward and reverse direction to drive the first gear to rotate, the first gear drives the second gear to rotate, the second gear drives the connecting block to rotate by the rotating rod, thereby the lampshade is driven to adjust left and right, the lampshade has the function of adjusting the irradiation angle, the function of adjusting the irradiation angle of general lamps is avoided, the practicability of the blackboard lamp is reduced, the content on the blackboard can not be clearly seen by people, and the poor watching experience is brought to people, thereby possessed the advantage of being convenient for adjust, solved current blackboard lamp and all vertically irradiated downwards, and the protection casing of current lamp all is fixed can not remove, leads to blackboard lamp's irradiation angle can not adjust, consequently light can not concentrate on the blackboard, not only influences people and watches, and the light that blackboard lamp jetted out can only shine local blackboard face moreover, can not reach the problem of shining completely.

2. The utility model discloses a set up the mount pad, be used for fixing the fluorescent tube, through setting up the dust cover, be used for preventing that the dust from getting into inside the lamp shade, thereby influence illumination brightness, through the cooperation of sleeve pipe, spacing post, spacing groove and stopper, be used for carrying out spacing slip to adjusting the frame, avoid adjusting the frame and appear offset when removing, the angle is shone in the influence, through setting up the spring, be used for adjusting the frame and cooperate the stopper to cushion it when descending, through setting up the fixed block, be used for spacing to the sleeve pipe.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the present invention;

fig. 3 is a schematic cross-sectional view of the spacing column of the present invention.

In the figure: 1. an adjusting frame; 2. a support pillar; 3. a lifting plate; 4. an electric push rod; 5. a motor; 6. a first gear; 7. a rotating rod; 8. connecting blocks; 9. a second gear; 10. a lamp shade; 11. a mounting seat; 12. a lamp tube; 13. a sleeve; 14. a limiting column; 15. a limiting groove; 16. a limiting block; 17. a spring; 18. a fixed block; 19. a first fixed seat; 20. a second fixed seat; 21. a dust cover.

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, a blackboard lamp convenient for adjustment comprises an adjusting frame 1, wherein two sides of the top of the adjusting frame 1 are fixedly connected with supporting columns 2, the top of each supporting column 2 is fixedly connected with a lifting plate 3, the top of each lifting plate 3 is fixedly connected with an electric push rod 4, the top of the adjusting frame 1 is fixedly connected between the two supporting columns 2 with a motor 5, the output end of the motor 5 is fixedly connected with a first gear 6, two sides of the inner cavity of the adjusting frame 1 are fixedly connected with rotating rods 7 through bearings, the surface of each rotating rod 7 is fixedly connected with connecting blocks 8, the surface of each rotating rod 7 is fixedly connected with a second gear 9 between the two connecting blocks 8, the second gear 9 is meshed with the first gear 6, the bottom of each connecting block 8 is fixedly connected with a lampshade 10, the lifting plate 3 is driven to move upwards through the contraction of the output end of the electric push rod 4, so that the supporting columns 2 and the adjusting frame 1 move upwards together with the lifting plate 3, meanwhile, the connecting block 8 drives the lampshade 10 to move upwards along with the adjusting frame 1, so that the height of the lampshade 10 can be adjusted, after the height of the lampshade 10 rises, the irradiation range of light is enlarged, the watching range of people is enlarged, the first gear 6 is driven to rotate through the forward and reverse rotation of the output shaft of the motor 5, the first gear 6 drives the second gear 9 to rotate, the second gear 9 drives the connecting block 8 to rotate through the rotating rod 7, so that the lampshade 10 is driven to be adjusted left and right, the lampshade 10 has the function of adjusting the irradiation angle, the problem that a common lamp does not have the function of adjusting the irradiation angle is avoided, the practicability of the blackboard lamp is reduced, the content on the blackboard cannot be clearly seen by people, poor watching experience is brought to people, the advantage of being convenient to adjust is achieved, and the problem that the existing blackboard lamp vertically irradiates downwards is solved, the protective cover of the existing lamp is fixed and cannot move, so that the irradiation angle of the blackboard lamp cannot be adjusted, light cannot be concentrated on the blackboard, the watching of people is influenced, and the problem that the light emitted by the blackboard lamp can only irradiate a local blackboard surface and cannot completely irradiate is solved.

In this embodiment, specifically, the equal fixedly connected with mount pad 11 in both sides of lamp shade 10 inner chamber, one side swing joint that lamp shade 10 inner wall was kept away from to mount pad 11 has fluorescent tube 12, and the equal fixedly connected with dust cover 21 in front side and the rear side of lamp shade 10 is through setting up mount pad 11 for fix fluorescent tube 12, through setting up dust cover 21, be used for preventing that the dust from getting into inside lamp shade 10, thereby influence illumination luminance.

In this embodiment, it is concrete, the equal fixedly connected with sleeve pipe 13 in upper end of adjusting frame 1 both sides, sleeve pipe 13's inner chamber sliding connection has spacing post 14, spacing groove 15 has been seted up to the relative one side of spacing post 14, the inner chamber sliding connection of spacing groove 15 has stopper 16, stopper 16 keep away from one side of 15 inner chambers of spacing groove and sleeve pipe 13's inner wall fixed connection, the bottom fixedly connected with spring 17 of 14 inner chambers of spacing post, through sleeve pipe 13, spacing post 14, the cooperation of spacing groove 15 and stopper 16, be used for carrying out spacing slip to adjusting frame 1, avoid adjusting frame 1 position skew to appear when removing, the angle is shone in the influence, through setting up spring 17, be used for adjusting frame 1 cooperation stopper 16 when descending and cushion it.

In this embodiment, specifically, the bottom fixedly connected with fixed block 18 of spacing post 14, the first fixing base 19 of top fixedly connected with of spacing post 14, the top of first fixing base 19 is seted up threaded hole, through setting up fixed block 18 for it is spacing to carry out sleeve pipe 13.

In this embodiment, specifically, the top of the electric push rod 4 is fixedly connected with a second fixing seat 20, and a mounting hole is formed in the top of the second fixing seat 20.

When the lamp is used, the lamp is fixed on a roof through the first fixing seat 19 and the second fixing seat 20, when the irradiation angle needs to be adjusted, the motor 5 is started through the control switch, the output shaft of the motor 5 drives the first gear 6 to rotate, the first gear 6 is meshed with the second gear 9 and drives the rotating rod 7 to rotate, the rotating rod 7 drives the connecting block 8 to rotate, the connecting block 8 drives the lampshade 10 to turn upwards, so that the irradiation angle of the lamp is adjusted, when the lamp irradiates a satisfactory angle, the motor 5 is turned off through the control switch, so that the lampshade 10 has the function of adjusting the irradiation angle, when the height of the lampshade 10 needs to be adjusted, the electric push rod 4 is started through the control switch, the output end of the electric push rod 4 is contracted and reset, the lifting plate 3 is driven to move upwards, the lifting plate 3 drives the adjusting frame 1 to move upwards through the support column 2, the adjusting frame 1 drives the lampshade 10 to move upwards through the connecting block 8, so that the height of the lampshade 10 is adjusted, the irradiation range of light is enlarged, the viewing range of people is enlarged, excellent viewing experience is brought to people, when the adjusting frame 1 moves, the adjusting frame 1 is limited and slides through the matching of the sleeve 13 and the limiting column 14, when the adjusting frame 1 descends, the adjusting frame 1 is buffered and damped through the matching of the limiting block 16 and the spring 17, the phenomenon that the descending force of the adjusting frame 1 is too large and the lamp is damaged is prevented, so that the adjusting frame has the advantage of convenience in adjustment, the problems that the existing blackboard lamp is vertically irradiated downwards, the protective cover of the existing lamp is fixed and cannot move, the irradiation angle of the blackboard lamp cannot be adjusted, light cannot be concentrated on a blackboard, not only the viewing of people is influenced, but also the light emitted by the blackboard lamp can irradiate on a local blackboard surface, the problem of incomplete illumination is reached.

The standard parts used in the present application document can be purchased from the market, and can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts the conventional means of mature bolt, rivet, welding and the like in the prior art, the machines, parts and equipment adopt the conventional models in the prior art, the control mode is automatically controlled by a controller, the control circuit of the controller can be realized by simple programming of technicians in the field, the control circuit belongs to the common knowledge in the field, and the present application document is mainly used for protecting mechanical devices, so the control mode and the circuit connection are not explained in detail in the present application.

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

1. The utility model provides a blackboard lamp convenient to adjust, includes adjustment frame (1), its characterized in that: the two sides of the top of the adjusting frame (1) are fixedly connected with supporting columns (2), the top of each supporting column (2) is fixedly connected with a lifting plate (3), the top of the lifting plate (3) is fixedly connected with an electric push rod (4), the top of the adjusting frame (1) and the position between the two supporting columns (2) are fixedly connected with a motor (5), the output end of the motor (5) is fixedly connected with a first gear (6), both sides of the inner cavity of the adjusting frame (1) are fixedly connected with rotating rods (7) through bearings, the equal fixedly connected with connecting block (8) in side on bull stick (7) surface, the surface of bull stick (7) just is located fixedly connected with second gear (9) and the meshing of first gear (6) between two connecting blocks (8), the bottom fixedly connected with lamp shade (10) of connecting block (8).

2. The blackboard lamp convenient to adjust according to claim 1, characterized in that: the lamp shade is characterized in that mounting seats (11) are fixedly connected to the two sides of the inner cavity of the lamp shade (10), one side, away from the inner wall of the lamp shade (10), of each mounting seat (11) is movably connected with a lamp tube (12), and dust covers (21) are fixedly connected to the front side and the rear side of the lamp shade (10).

3. The blackboard lamp convenient to adjust according to claim 1, characterized in that: the equal fixedly connected with sleeve pipe (13) in upper end of adjusting frame (1) both sides, the inner chamber sliding connection of sleeve pipe (13) has spacing post (14), spacing groove (15) have been seted up to spacing post (14) relative one side, the inner chamber sliding connection of spacing groove (15) has stopper (16), the inner wall fixed connection of the one side of keeping away from spacing groove (15) inner chamber and sleeve pipe (13) of stopper (16), the bottom fixedly connected with spring (17) of spacing post (14) inner chamber.

4. A blackboard lamp easy to adjust according to claim 3, characterised in that: the bottom fixedly connected with fixed block (18) of spacing post (14), the first fixing base (19) of top fixedly connected with of spacing post (14), the top of first fixing base (19) is seted up threaded hole.

5. The blackboard lamp convenient to adjust according to claim 1, characterized in that: the top fixedly connected with second fixing base (20) of electric putter (4), the mounting hole has been seted up at the top of second fixing base (20).