CN211952505U

CN211952505U - Liftable cloud ceiling lamp

Info

Publication number: CN211952505U
Application number: CN202020732991.3U
Authority: CN
Inventors: 陈代海
Original assignee: Tiangong Chuanzhi Beijing Education Technology Co ltd
Current assignee: Tiangong Chuanzhi Beijing Education Technology Co ltd
Priority date: 2020-05-07
Filing date: 2020-05-07
Publication date: 2020-11-17
Anticipated expiration: 2030-05-07

Abstract

The utility model discloses a liftable cloud ceiling lamp, which comprises a lamp body, a central shaft, a turntable, a winding shaft, a fixing frame, a lifting piece, a rope-shaped control piece and a control shaft; the central shaft is vertically fixed on the ceiling, and the bottom end of the central shaft is fixedly provided with a winding roll; the turntable is rotatably sleeved on the central shaft, and an upper helical gear and a lower helical gear are arranged on the outer side of the turntable; the winding roll is rotatably erected on the winding roll, one end of the winding roll is provided with a winding helical gear, and the winding helical gear is meshed with the lower helical gear; a suspension wire connected with the lamp is wound on the winding shaft; the upper end of the fixing frame is connected with the ceiling, and the lower end of the fixing frame is connected with the hoisting piece; the control shaft is rotatably arranged at the lower end of the hoisting piece, one end of the control shaft is provided with a control helical gear, and the control helical gear is meshed with the upper helical gear; the rope-shaped control piece hanging down is in transmission fit with the control shaft. The utility model discloses can manually adjust the hoist and mount height of cloud ceiling lamp, satisfy the demand of different crowds to the ceiling lamp height to make things convenient for daily clearance.

Description

Liftable cloud ceiling lamp

Technical Field

The utility model relates to the technical field of lighting fixtures, especially, relate to liftable cloud ceiling lamp.

Background

The ceiling lamp is a lighting fixture with high decorative function. With the increasing requirements of people on the decorative performance of the ceiling lamp, the variety of the ceiling lamps on the market is increased. A cloud ceiling lamp is one of ceiling lamps. Often need to be with the help of props such as ladders when clearing up the ceiling lamp, and it is inconvenient, and cloud ceiling lamp is more difficult to clean than ordinary ceiling lamp because of the lamps and lanterns outward appearance of its cloud shape. When the ceiling lamp is hung, the height of the ceiling lamp is not too low, otherwise the ceiling lamp easily blocks the normal sight of people or causes people to feel dazzling. However, the most suitable ceiling lamp height is not the same for different people.

In conclusion, a height-adjustable cloud ceiling lamp is needed, so that daily cleaning and maintenance are more convenient, and different requirements of different people on the height of the ceiling lamp are met.

Disclosure of Invention

The purpose of the invention is as follows: in order to overcome the not enough of existence among the prior art, the utility model provides a liftable cloud ceiling lamp can the manual lifting height of adjusting cloud ceiling lamp, satisfies the demand of different crowds to the ceiling lamp height to make things convenient for daily clearance.

The technical scheme is as follows: in order to achieve the above purpose, the lifting cloud ceiling lamp of the utility model comprises a lamp body of the cloud ceiling lamp, a lifting device for driving the lamp to lift, and a control device for controlling the lifting device; the lifting device comprises a central shaft, a turntable and a plurality of winding shafts; the central shaft is vertically arranged, the top end of the central shaft is fixed on a ceiling, and the bottom end of the central shaft is fixedly provided with a winding roll; the turntable is rotatably sleeved on the central shaft, and an upper helical gear and a lower helical gear are arranged on the lateral periphery of the turntable; the winding shaft is rotatably erected on the winding roll, and the axis of the winding shaft is in the horizontal direction; one end of the winding shaft is provided with a winding helical gear, and the winding helical gear is in transmission connection with the lower helical gear; a suspension wire is wound on the winding shaft and penetrates through a winding hole of the winding roll to be connected with the lamp body; the lifting device comprises a fixed frame, a lifting piece, a rope-shaped control piece and a control shaft; the upper end of the fixed frame is fixed on a ceiling, the hoisting piece is arranged at the lower end of the fixed frame, the control shaft is horizontally and rotatably arranged at the lower end of the hoisting piece, one end of the control shaft is provided with a control helical gear, and the control helical gear is correspondingly matched with the upper helical gear; the rope-shaped control member is in transmission fit with the control shaft, and the lower end of the rope-shaped control member hangs down. An operator manually pulls the rope-shaped control piece, and drives the winding shaft to wind up or put down the suspension wire through the transmission of the control shaft, the rotary disc and the winding shaft in sequence, so as to drive the lamp body to lift.

Furthermore, a plurality of braking grooves are formed in the bottom of the rotary table and are circularly arranged around the central shaft, and a braking rod is correspondingly arranged on one side of the lifting piece; the lifting piece is arranged at the lower end of the fixed frame in a sliding manner and elastically pressed against the fixed frame through the braking elastic piece; the brake elastic part upwards pushes the hoisting part, the brake rod and the brake groove are correspondingly inserted, and the control bevel gear and the upper bevel gear are mutually separated. The cooperation of brake lever, brake groove and braking elastic component for the operator need pull down earlier and hang the piece, after separating brake lever and brake groove, just can go up and down the ceiling lamp, and the remaining time carousel is locked by the braking, and the ceiling lamp height is stable.

Furthermore, a plurality of the braking grooves are arranged around the central shaft at equal angles, and the number of teeth of the upper helical gear is a multiple of the number of the braking grooves. After the brake rod and the brake groove are separated, the control bevel gear and the upper bevel gear are in a corresponding meshed state, and the transmission effect is good.

Furthermore, the lower end of the rotary table is provided with a circular outer edge groove, the depth of the outer edge groove is smaller than that of the brake grooves, and the brake grooves are correspondingly arranged in the outer edge groove. The presence of the outer edge groove makes it easier for the brake lever to slide into the brake groove.

Furthermore, the lower end of the fixed frame is a vertically arranged sliding column, the lower end of the sliding column is provided with an annular limiting block, and the braking elastic piece is sleeved between the sliding column and the annular limiting block; the upper end of the lifting piece is provided with a top pressure plate; the top pressure plate is provided with a vertical hole which is sleeved on the sliding column, and the lower end of the top pressure plate is pressed against the braking elastic part. The annular limiting block can limit the compression degree of the braking elastic part, and the control helical gear and the upper helical gear are prevented from being pressed too tightly.

Furthermore, the rope-shaped control part is a chain which is connected end to end, and a gear which is in transmission fit with the chain is arranged on the control shaft. The height of the lower end of the chain is unchanged in the process of lifting the ceiling lamp, the operation is convenient, and the chain is easily attached with an ornament and is matched with the cloud ceiling lamp to decorate the interior.

Furthermore, the number of the winding shafts is at least three, and the winding shafts are arranged around the central shaft in the circumferential direction at equal angles. The stability of the lamp during hanging and lifting is better.

Has the advantages that: the utility model discloses a liftable cloud ceiling lamp, its beneficial effect as follows:

1. when the height of the cloud ceiling lamp needs to be adjusted, an operator can manually pull the rope-shaped control piece, and the rope-shaped control piece is sequentially driven by the control shaft, the turntable and the winding shaft to drive the winding shaft to roll up or put down the suspension wires, so that the lamp body is driven to lift, and the use is convenient;

2. when an operator drives the control shaft to rotate through the rope-shaped control part, the operator can apply downward pulling force to the control shaft, the pulling force drives the braking elastic part to contract, the braking rod and the braking groove are further separated, the control bevel gear is driven to be in contact engagement with the upper bevel gear, and then the ceiling lamp can be lifted; the rotating disc is braked and locked in the rest time, and the height of the ceiling lamp is stable;

3. be provided with annular stopper on the mount, can prescribe a limit to the compression degree of braking elastic component, when preventing down stay cord form control, go up helical gear and control helical gear pressfitting tension, influence transmission effect.

Drawings

FIG. 1 is an overall view of the present invention;

FIG. 2 is a schematic diagram of a detailed structure of the lifting device and the control device of the present invention;

FIG. 3 is a second detailed structure diagram of the lifting device and the control device of the present invention;

fig. 4 is a schematic view of the turntable structure of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

The liftable cloud ceiling lamp shown in fig. 1 to 4 comprises a lamp body 1 of the cloud ceiling lamp, a lifting device for driving the lamp to ascend and descend, and a control device for controlling the lifting device.

The lifting device comprises a central shaft 2, a rotary disc 3 and a plurality of winding shafts 4. The central shaft 2 is vertically arranged, and the top end of the central shaft 2 is fixed on a ceiling. The bottom end of the central shaft 2 is fixedly provided with a winding roll 5, namely, the winding roll 5 and the central shaft 2 are relatively fixedly arranged. The turntable 3 is rotatably sleeved on the central shaft 2, the turntable 3 rotates horizontally, and the turntable 3 and the winding roll 5 are arranged at intervals. The lateral periphery of the turntable 3 is provided with an upper bevel gear 6 and a lower bevel gear 7. The winding shaft 4 is rotatably erected on the winding roll 5, and the axis of the winding shaft 4 is in the horizontal direction. One end of the winding shaft 4 is provided with a winding helical gear 8, the winding helical gear 8 is in transmission connection with the lower helical gear 7, namely, the horizontal rotation of the turntable 3 can drive the winding shaft 4 to rotate through the meshing transmission of the winding helical gear 8 and the lower helical gear 7. The winding shaft 4 is wound with a suspension wire 9, and the suspension wire 9 passes through a winding hole 10 of the winding roll 5 to be connected with the lamp body 1. The rotation of the winding reel 4 will correspondingly wind up or put down the suspension wire 9, and further drive the lamp body 1 to lift.

The lifting device comprises a fixed frame 12, a lifting piece 13, a rope-shaped control piece 14 and a control shaft 15. The upper end of the fixed frame 12 is fixed on the ceiling, the hoisting member 13 is arranged at the lower end of the fixed frame 12, and the control shaft 15 is horizontally and rotatably arranged at the lower end of the hoisting member 13. One end of the control shaft 15 is provided with a control bevel gear 16, and the control bevel gear 16 is correspondingly matched with the upper bevel gear 6. The rope-shaped control member 14 is in transmission fit with a control shaft 15, the lower end of the rope-shaped control member 14 hangs down, and an operator can reach the rope-shaped control member 14 on the ground.

When the height of the cloud ceiling lamp needs to be adjusted, an operator can manually pull the rope-shaped control part 14 and drive the control shaft 15 to rotate, the control shaft 15 drives the turntable 3 to rotate through the control bevel gear 16 and the upper bevel gear 6 which are meshed with each other, the turntable 3 drives the winding shaft 4 to rotate through the mutual winding bevel gear 8 and the lower bevel gear 7, and finally the winding shaft 4 drives the lamp body 1 to lift through the suspension wire 9. The utility model discloses make the operator stand subaerial just can conveniently the height of manual regulation cloud ceiling lamp, need not additionally with the help of stage property such as ladder, convenient to use.

The bottom of the rotary table 3 is provided with a plurality of brake grooves 17, the brake grooves 17 are circularly arranged around the central shaft 2, one side of the lifting piece 13 is correspondingly provided with a brake rod 18, and the brake rod 18 is correspondingly matched with the brake grooves 17. The lifting element 13 is slidably disposed at the lower end of the fixing frame 12, and elastically presses against the fixing frame 12 through a braking elastic element 19.

When the operator does not pull the rope-shaped control 14, the braking elastic member 19 presses the lifting member 13 upwards to make the lifting member 13 be at a higher position, and at this time, the braking rod 18 and the braking groove 17 are correspondingly inserted, so that the rotating disc 3 is braked and locked, the rotating disc 3 cannot rotate, the cloud ceiling lamp can be stabilized at a certain height, and at this time, the control bevel gear 16 and the upper bevel gear 6 are in a mutually separated state, and the stability of the height of the cloud ceiling lamp is further maintained.

When the operator pulls the rope-shaped control member 14, the control shaft 15 is pulled downwards, so that the braking elastic member 19 is compressed, the braking rod 18 and the braking groove 17 are disengaged, the control bevel gear 16 and the upper bevel gear 6 are in contact and engaged with each other, and the rope-shaped control member 14 can be operated to lift the cloud ceiling lamp.

The plurality of braking grooves 17 are arranged around the central shaft 2 at equal angles, and the number of teeth of the upper helical gear 6 is a multiple of the number of the braking grooves 17. This makes the relative phase position of each braking groove 17 and the helical gear 6 fixed, and further makes the control helical gear 16 and the upper helical gear 6 in a corresponding meshed state without mutual staggering after the brake bar 18 and the braking grooves 17 are separated; the transmission effect is good.

The lower end of the rotary disc 3 is provided with a circular outer edge groove 20, the depth of the outer edge groove 20 is smaller than that of the braking grooves 17, and the braking grooves 17 are correspondingly arranged in the outer edge groove 20. The existence of the outer edge groove 20 enables the brake bar 18 to slide into the brake groove 17 more easily, and the brake bar 18 and the brake groove 17 can not be separated from each other.

The lower extreme of mount 12 is vertical slip post 21 that sets up, the lower extreme of slip post 21 is provided with annular stopper 22, braking elastic component 19 cover is established slip post 21 with between the annular stopper 22. The upper end of the lifting piece 13 is provided with a top pressure plate 23; the top pressure plate 23 is provided with a vertical hole which is sleeved on the sliding column 21, and the lower end of the top pressure plate 23 is pressed against the braking elastic piece 19. When an operator pulls the rope-shaped control member 14, the lower end of the pressing plate 23 presses and compresses the braking elastic member 19 until the lower end of the pressing plate 23 contacts with the upper end of the annular limiting block 22. The setting of annular stopper 22 can be injectd the compression degree of braking elastic component 19, prevents that control helical gear 16 and last helical gear 6 pressfitting from too tightly, and then influences the transmission effect.

The rope-shaped control member 14 is a chain connected end to end, the height of the lower end of the chain is unchanged in the process of lifting the pendant lamp, operation is convenient, and a gear matched with the chain for transmission is arranged on the control shaft 15. The chain is easy to be attached with ornaments, and is matched with the cloud ceiling lamp to decorate the interior, so that the decoration performance is good.

The number of the winding shafts 4 is at least three, and the plurality of winding shafts 4 are arranged around the central shaft 2 in the circumferential direction at equal angles. The plurality of winding shafts 4 can apply a plurality of suspension wires 9 to the cloud ceiling lamp, so that the stability of the lamp during hanging and lifting is better.

The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.

Claims

1. Liftable cloud ceiling lamp, its characterized in that: the lamp comprises a lamp body (1) of the cloud ceiling lamp, a lifting device for driving the lamp to lift, and a control device for controlling the lifting device;

the lifting device comprises a central shaft (2), a rotary table (3) and a plurality of winding shafts (4); the central shaft (2) is vertically arranged, the top end of the central shaft (2) is fixed on a ceiling, and the bottom end of the central shaft (2) is fixedly provided with a winding roll (5); the turntable (3) is rotatably sleeved on the central shaft (2), and an upper helical gear (6) and a lower helical gear (7) are arranged on the lateral periphery of the turntable (3); the winding roll (4) is rotatably erected on the winding roll (5), and the axis of the winding roll (4) is in the horizontal direction; a winding helical gear (8) is arranged at one end of the winding shaft (4), and the winding helical gear (8) is in transmission connection with the lower helical gear (7); a hanging wire (9) is wound on the winding shaft (4), and the hanging wire (9) penetrates through a winding hole (10) of the winding roll (5) to be connected with the lamp body (1);

the lifting device comprises a fixed frame (12), a lifting piece (13), a rope-shaped control piece (14) and a control shaft (15); the upper end of the fixed frame (12) is fixed on a ceiling, the hoisting piece (13) is arranged at the lower end of the fixed frame (12), the control shaft (15) is horizontally and rotatably arranged at the lower end of the hoisting piece (13), one end of the control shaft (15) is provided with a control helical gear (16), and the control helical gear (16) is correspondingly matched with the upper helical gear (6); the rope-shaped control member (14) is in transmission fit with the control shaft (15), and the lower end of the rope-shaped control member (14) hangs down.

2. The liftable cloud ceiling lamp of claim 1, characterized in that: a plurality of braking grooves (17) are formed in the bottom of the rotary disc (3), the braking grooves (17) are circularly arranged around the central shaft (2), and a braking rod (18) is correspondingly arranged on one side of the lifting piece (13); the lifting piece (13) is arranged at the lower end of the fixed frame (12) in a sliding manner and elastically pressed against the fixed frame (12) through a braking elastic piece (19); the braking elastic part (19) upwards presses the hoisting part (13), the braking rod (18) and the braking groove (17) are correspondingly inserted, and the control bevel gear (16) and the upper bevel gear (6) are mutually separated.

3. The liftable cloud ceiling lamp of claim 2, characterized in that: the plurality of braking grooves (17) are arranged around the central shaft (2) at equal angles, and the number of teeth of the upper helical gear (6) is a multiple of the number of the braking grooves (17).

4. The liftable cloud ceiling lamp of claim 2, characterized in that: the lower extreme of carousel (3) is provided with annular outer groove (20) of following, the groove depth of outer groove (20) of following is less than braking groove (17), and a plurality of braking groove (17) correspond and set up in outer groove (20) of following.

5. The liftable cloud ceiling lamp of claim 2, characterized in that: the lower end of the fixed frame (12) is provided with a vertically arranged sliding column (21), the lower end of the sliding column (21) is provided with an annular limiting block (22), and the braking elastic part (19) is sleeved between the sliding column (21) and the annular limiting block (22); the upper end of the lifting piece (13) is provided with a top pressure plate (23); the top pressure plate (23) is provided with a vertical hole which is sleeved on the sliding column (21), and the lower end of the top pressure plate (23) is pressed against the braking elastic piece (19).

6. The liftable cloud ceiling lamp of claim 1, characterized in that: the rope-shaped control member (14) is a chain which is connected end to end, and a gear which is in transmission fit with the chain is arranged on the control shaft (15).

7. The liftable cloud ceiling lamp of claim 1, characterized in that: the number of the winding shafts (4) is at least three, and the winding shafts (4) are arranged around the central shaft (2) in the circumferential direction at equal angles.