CN210688129U

CN210688129U - Suspension type education blackboard lamp

Info

Publication number: CN210688129U
Application number: CN201921743371.3U
Authority: CN
Inventors: 刘中定
Original assignee: Shenzhen Hg Lighting Co ltd
Current assignee: Shenzhen Hg Lighting Co ltd
Priority date: 2019-10-17
Filing date: 2019-10-17
Publication date: 2020-06-05
Anticipated expiration: 2029-10-17

Abstract

The utility model discloses a suspension type education blackboard lamp, including function storehouse and switch, the inside upper end middle part in function storehouse is provided with the wire reel through the pivot activity, the inside upper end in function storehouse is provided with the motor through the mount pad is fixed in wire reel one side, the output axle head of motor passes through the shaft coupling and is connected with the transmission between the wire reel, wire reel outside surface winding is provided with the stay cord, function storehouse lower extreme both sides are all fixed and are provided with first telescopic link, the fixed connecting block that is provided with of first telescopic link lower extreme, be provided with the lamp body through the pivot activity between the connecting block, the fixed connecting plate that is provided with in thin pole one side of first telescopic link, the fixed adjustment mechanism that is provided with in connecting plate lower extreme. The utility model discloses the result of use is better, and the lamp body can go up and down as required to need not to climb the inside bulb of change lamp body, and can adjust the angle that the lamp body shines the blackboard as required through adjustment mechanism.

Description

Suspension type education blackboard lamp

Technical Field

The utility model relates to a lighting device technical field specifically is a suspension type education blackboard lamp.

Background

The blackboard lamp is installed in the blackboard top, see the word on the blackboard in order to let child clear the glaring ground in class, thereby play the effect of supplementary teaching, but the blackboard lamp that uses at present all is the snap-on in the roof upper end, often need climb when the inside fluorescent tube of lamp body damages and change the fluorescent tube, it is comparatively troublesome and very unsafe, and child can change sometimes from the desk position of fixed in the position of blackboard in the classroom, the sun of four seasons is also not fixed to the intensity of illumination of blackboard, and its luminous irradiation angle of the blackboard lamp of using at present can not adjust, the result of use is relatively poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a suspension type education blackboard lamp to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a suspension type education blackboard lamp, includes function storehouse and switch, the inside upper end middle part in function storehouse is provided with the wire reel through the pivot activity, the inside upper end in function storehouse is fixed in wire reel one side through the mount pad and is provided with the motor, the output shaft end of motor is connected through the transmission between shaft joint and the wire reel, the surface winding in the wire reel outside is provided with the stay cord, function storehouse lower extreme both sides are all fixed and are provided with first telescopic link, the fixed connecting block that is provided with of first telescopic link lower extreme, be provided with the lamp body through the pivot activity between the connecting block, the fixed connecting plate that is provided with in first telescopic link slender poles one side, the fixed adjustment mechanism that is provided with in connecting plate lower extreme middle part.

Preferably, adjustment mechanism includes fixed block, push rod motor, regulating block, connecting plate lower extreme middle part is provided with the fixed block through the pivot activity, the fixed push rod motor that is provided with of fixed block lower extreme, the fixed regulating block that is provided with in one side that the lamp body is close to the push rod motor, through round pin axle swing joint between push rod motor lower extreme and the regulating block, electric connection between switch and the push rod motor shortens thereby can drive the lamp body and rotate around the connecting block through the extension of push rod motor to can adjust the angle that the lamp body shines the blackboard.

Preferably, a lampshade is fixedly arranged at the lower end of the lamp body, and the lampshade can play a role in condensing light.

Preferably, both sides of the upper end of the functional bin are fixedly provided with mounting blocks, and the device can be conveniently and fixedly mounted in a target area through the mounting blocks.

Preferably, a friction disc is fixedly arranged at one end, away from the motor, of the rotating shaft where the wire spool is located, a second telescopic rod is fixedly arranged at one side of the friction disc at the upper end inside the functional bin, a squeezing disc is movably arranged at one end, close to the friction disc, of the second telescopic rod through a bearing, and the squeezing disc squeezes the friction disc to achieve a braking effect and fix the wire spool.

Preferably, a spring is fixedly arranged in the second telescopic rod, and the spring can push the extrusion disc to extrude the brake disc all the time.

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

1. the utility model discloses can be through switch control push rod motor extension or shrink when the lamp body shines the blackboard, no matter the push rod motor extension still shrink all can drive the lamp body and rotate around the connecting block to can adjust the angle that the lamp body shines the blackboard as required, further make things convenient for the student to watch the blackboard.

2. The utility model discloses when the inside fluorescent tube of lamp body damages when needing to be changed, can rotate through the on-off control motor, drive the wire reel after the motor rotates and overcome the frictional force of extrusion dish extrusion friction disk to make the lamp body because gravity descends, just so need not to climb when changing the fluorescent tube and changed, comparatively convenient safety.

Drawings

FIG. 1 is a schematic view of the whole structure of a suspension type education blackboard lamp of the present invention;

FIG. 2 is an enlarged view of the suspension type education blackboard lamp of the present invention at A in FIG. 1;

fig. 3 is an enlarged view of the position B in fig. 1 of a suspension type education blackboard lamp of the present invention.

In the figure: 1. a functional bin; 2. a switch; 3. a wire spool; 4. an electric motor; 5. pulling a rope; 6. a first telescopic rod; 7. connecting blocks; 8. a lamp body; 9. a connecting plate; 10. a fixed block; 11. a push rod motor; 12. an adjusting block; 13. a lamp shade; 14. mounting blocks; 15. a friction disk; 16. a second telescopic rod; 17. and (4) extruding the disc.

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: the utility model provides a suspension type education blackboard lamp, includes function storehouse 1 and

switch

2, 1 inside upper end middle part in function storehouse is provided with wire reel 3 through the pivot activity, 1 inside upper end in function storehouse is fixed in 3 one sides of wire reel through the mount pad and is provided with motor 4, motor 4's output axle head passes through the shaft joint and is connected with the transmission between the wire reel 3, 3 outside surface winding of wire reel are provided with

stay cord

5, 1 lower extreme both sides in function storehouse are all fixed and are provided with first

telescopic link

6, 6 fixed connecting blocks 7 that are provided with of first telescopic link lower extreme, be provided with lamp body 8 through the pivot activity between the connecting

block

7, 6 thin pole one sides of first telescopic link are fixed and are provided with connecting plate 9, the fixed adjustment mechanism that is provided with in middle part of connecting plate 9 lower extreme, electric connection between switch 2 and the.

The adjusting mechanism comprises a fixed block 10, a push rod motor 11 and an adjusting block 12, the middle part of the lower end of the connecting plate 9 is movably provided with the fixed block 10 through a rotating shaft, the lower end of the fixed block 10 is fixedly provided with the push rod motor 11, one side of the lamp body 8 close to the push rod motor 11 is fixedly provided with the adjusting block 12, the lower end of the push rod motor 11 is movably connected with the adjusting block 12 through a pin shaft, the switch 2 is electrically connected with the push rod motor 11, the push rod motor 11 is extended and shortened to drive the lamp body 8 to rotate around the connecting block 7, so that the angle of irradiating the blackboard by the lamp body 8 can be adjusted, the lower end of the lamp body 8 is fixedly provided with a lampshade 13, the lampshade 13 can play a light focusing role, both sides of the upper end of the functional bin 1 are fixedly provided with mounting blocks 14, the device can be conveniently and fixedly mounted in a target, the upper end in the functional bin 1 is fixedly provided with a second telescopic rod 16 on one side of the friction disc 15, one end, close to the friction disc 15, of the second telescopic rod 16 is movably provided with an extrusion disc 17 through a bearing, the friction disc 15 is extruded through the extrusion disc 17, so that a braking effect can be achieved, the wire spool 3 is fixed, a spring is fixedly arranged in the second telescopic rod 16, and the extrusion disc 17 can be pushed to extrude the brake disc all the time through the spring.

The working principle is as follows: before the device is used, the device can be installed in a target area through the installation block 14, the switch 2 is installed at a position which is convenient for being touched in a classroom, when the device is used, a student can conveniently watch the blackboard by illuminating the blackboard through the lamp body 8, the extension or contraction of the push rod motor 11 can be controlled through the switch 2 while the lamp body 8 illuminates the blackboard, the lamp body 8 can be driven to rotate around the connecting block 7 no matter the push rod motor 11 extends or contracts, so that the angle of the lamp body 8 for illuminating the blackboard can be adjusted according to requirements, the student can further conveniently watch the blackboard, when a lamp tube in the lamp body 8 is damaged and needs to be replaced, the motor 4 can be controlled to rotate through the switch 2, the wire winding disc 3 is driven to overcome the friction force of the extrusion disc 17 for extruding the friction disc 15 after the motor 4 rotates, the rotating paying-off is carried out, comparatively convenient safety, the fluorescent tube overturns at control motor 4 after having changed, thereby twines stay cord 5 on wire reel 3 again, thereby lifts by crane lamp body 8, and when motor 4 was out of work, thereby can play the brake effect through extrusion dish 17 extrusion friction disk 15, plays the effect of fixed wire reel 3, prevents that wire reel 3 from oneself rotating comparatively safely under the action of gravity of lamp body 8, and this is exactly the utility model relates to a suspension type education blackboard lamp's theory of operation.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 suspension type education blackboard lamp, includes function storehouse (1) and switch (2), its characterized in that: a wire spool (3) is movably arranged in the middle of the upper end inside the functional bin (1) through a rotating shaft, the upper end in the functional bin (1) is fixedly provided with a motor (4) at one side of the wire spool (3) through a mounting seat, the output shaft end of the motor (4) is in transmission connection with the wire spool (3) through a coupling, a pull rope (5) is wound on the outer side surface of the wire spool (3), first telescopic rods (6) are fixedly arranged on both sides of the lower end of the functional bin (1), the lower end of the first telescopic rod (6) is fixedly provided with connecting blocks (7), a lamp body (8) is movably arranged between the connecting blocks (7) through a rotating shaft, a connecting plate (9) is fixedly arranged on one side of the thin rod of the first telescopic rod (6), the middle part of the lower end of the connecting plate (9) is fixedly provided with an adjusting mechanism, and the switch (2) is electrically connected with the motor (4).

2. A suspension education blackboard lamp according to claim 1, wherein: adjustment mechanism includes fixed block (10), push rod motor (11), regulating block (12), connecting plate (9) lower extreme middle part is provided with fixed block (10) through the pivot activity, fixed block (10) lower extreme is fixed and is provided with push rod motor (11), one side that lamp body (8) are close to push rod motor (11) is fixed and is provided with regulating block (12), through round pin axle swing joint between push rod motor (11) lower extreme and regulating block (12), electric connection between switch (2) and push rod motor (11).

3. A suspension education blackboard lamp according to claim 1, wherein: the lower end of the lamp body (8) is fixedly provided with a lampshade (13).

4. A suspension education blackboard lamp according to claim 1, wherein: and mounting blocks (14) are fixedly arranged on two sides of the upper end of the functional bin (1).

5. A suspension education blackboard lamp according to claim 1, wherein: a friction disc (15) is fixedly arranged at one end, far away from the motor (4), of a rotating shaft where the wire spool (3) is located, a second telescopic rod (16) is fixedly arranged at one side of the friction disc (15) at the upper end inside the functional bin (1), and a squeezing disc (17) is movably arranged at one end, close to the friction disc (15), of the second telescopic rod (16).

6. A suspension education blackboard lamp according to claim 5, wherein: and a spring is fixedly arranged in the second telescopic rod (16).