CN211475715U - Ceiling lamp with adjustable height - Google Patents

Abstract

The utility model relates to a but height-adjusting's ceiling lamp, including the terminal box with through many steel cables hoist and mount the annular lighting fixture in the terminal box below, and install a plurality of lamp holder subassemblies on the annular lighting fixture, the lower extreme of steel cable is fixed on the annular lighting fixture, the upper end of steel cable penetrates the terminal box and leaves the surplus in the terminal box through the fastener, the fastener includes end ring and last clamping ring, and wear to establish end ring and the intra-annular core cover of last clamping ring, the cover has the spring on the core cover, the upper end of steel cable is passed from the core cover, and realize tightening up or relaxing to the steel cable through the radial movement of core cover in end ring and last clamping ring. The utility model discloses need not to carry out under the prerequisite of dismantling to the ceiling lamp, realize the regulation of steel cable length between terminal box and the annular lighting fixture promptly, reach ceiling lamp altitude mixture control's effect then, easy operation is convenient.

Description

Ceiling lamp with adjustable height

Technical Field

The utility model belongs to the technical field of the ceiling lamp, concretely relates to but height-adjusting's ceiling lamp.

Background

The ceiling lamp is a common lighting lamp, is widely applied to offices, exhibition halls, living rooms, dining rooms and other places, and is popular due to attractive appearance. The height of the existing ceiling lamp is fixed when the existing ceiling lamp is installed generally, and the height of the ceiling lamp cannot be adjusted or is difficult to adjust in the using process, so that inconvenience is brought to people.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a but height-adjusting's ceiling lamp to solve the problem of ceiling lamp height-fixing.

The utility model discloses a but height-adjusting's ceiling lamp is realized like this:

the utility model provides a but height-adjusting's ceiling lamp, includes the terminal box and hoists through many steel cables annular lighting fixture of terminal box below, and install a plurality of lamp holder subassemblies on the annular lighting fixture, the lower extreme of steel cable is fixed on annular lighting fixture, the upper end of steel cable penetrates the terminal box through the fastener and leaves the surplus in the terminal box, the fastener includes end ring and last clamping ring, and wears to establish end ring and the intra-annular core cover of last clamping ring, the cover has the spring on the core cover, the upper end of steel cable is followed pass in the core cover to realize tightening up or relaxing of steel cable through the radial movement of core cover in end ring and last clamping ring.

Further, the core cover is including setting up in the middle and narrow skirt section under wide, the skirt section evenly is provided with the through-hole of a plurality of radial run-through formulas, install the steel ball in the through-hole, the end ring including set up at lower extreme and inner wall with skirt section complex base, the skirt section is in the base is interior to be moved down can promote the steel ball and gather together to the center of core cover.

Further, the core sleeve further comprises an upper base arranged at the upper end and a lower base arranged at the lower end, the upper base and the lower base are both of tubular structures, the spring sleeve is arranged on the upper base, the lower end of the spring abuts against the upper surface of the skirt portion, and the upper end of the spring abuts against the lower surface of the upper pressing ring.

Further, the lower base portion extends from below the bottom ring, and the upper base portion penetrates through the bottom ring and extends into the upper pressing ring.

Further, the bottom ring is still including setting up the pipe portion in the upper end, pipe portion is provided with internal thread and external screw thread, go up the clamping ring and follow pipe portion top rather than female connection, pipe portion follows the below of terminal box penetrates in the terminal box to utilize rather than external screw thread complex nut to fix on the terminal box.

Furthermore, a nut is connected to the upper portion of the annular lamp holder through a screw, and the lower end of the steel cable extends into the nut and is provided with a ball head.

Furthermore, the lamp holder assembly comprises a lamp holder arranged below the annular lamp holder and a bulb arranged on the lamp holder, and a lampshade covers the bulb.

Furthermore, a mounting disc is mounted on the lamp holder, a threaded sleeve is mounted on the external thread of the lamp holder, and the upper end of the lampshade is fixed in the mounting disc through the threaded sleeve.

Furthermore, the wires of the lamp cap assemblies are arranged in the annular lamp holder in parallel, extend out of the upper part of the annular lamp holder, are fixed on one of the steel cables and are connected into the junction box.

Furthermore, the top of the junction box is connected with a mounting seat through at least one connecting rod which is detachably connected, and a mounting frame is arranged in the mounting seat.

After the technical scheme is adopted, the utility model discloses the beneficial effect who has does:

(1) the utility model can draw out the steel cable from the junction box or push the steel cable into the junction box through the arrangement of the fastener, thereby realizing the adjustment of the length of the steel cable between the junction box and the annular lamp bracket, further achieving the effect of height adjustment of the ceiling lamp and being more convenient to use;

(2) the utility model discloses a fastener realizes need not to dismantle the ceiling lamp to the regulation of ceiling lamp height, and whole process operation is simple and convenient.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a half sectional view of a height adjustable ceiling lamp according to a preferred embodiment of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is an enlarged view of portion B of FIG. 1;

fig. 4 is a top view of the height adjustable ceiling lamp of the preferred embodiment of the present invention at the junction box;

fig. 5 is a half sectional view of a fastener of a height adjustable ceiling lamp according to a preferred embodiment of the present invention;

FIG. 6 is a half-sectional view of the preferred embodiment of the present invention with the fastener exploded;

in the figure: the light-emitting diode lamp comprises a junction box 1, a steel cable 2, an annular lamp holder 3, a wiring window 31, a lamp cap assembly 4, a lamp cap 41, a bulb 42, a lamp shade 43, a mounting disc 44, a threaded sleeve 45, an electric wire 46, a fastener 5, a bottom ring 51, a base 511, a tube part 512, a convex ring 513, an upper pressing ring 52, a core sleeve 53, a skirt part 531, a through hole 532, a steel ball 533, an upper base part 534, a lower base part 535, a spring 54, a screw rod 6, a nut 7, a ball head 8, a connecting rod 9, a mounting seat 10, a mounting frame 11.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.

As shown in fig. 1-6, a height-adjustable ceiling lamp comprises a junction box 1, an annular lamp holder 3 hung below the junction box 1 through a plurality of steel cables 2, and a plurality of lamp cap assemblies 4 installed on the annular lamp holder 3, wherein the lower ends of the steel cables 2 are fixed on the annular lamp holder 3, the upper ends of the steel cables 2 penetrate into the junction box 1 through fasteners 5 and leave margins in the junction box 1, each fastener 5 comprises a bottom ring 51 and an upper pressing ring 52, and a core sleeve 53 arranged in the bottom ring 51 and the upper pressing ring 52 in a penetrating manner, a spring 54 is sleeved on each core sleeve 53, the upper ends of the steel cables 2 penetrate through the core sleeves 53, and the steel cables 2 are tightened or loosened through the radial movement of the core sleeves 53 in the bottom ring 52.

When the ceiling lamp is normally used, the steel cable 2 needs to be fixed by the fastener 5, and a sliding rope is prevented from being generated, so that the steel cable 2 is locked, the core sleeve 53 comprises a skirt 531 which is arranged in the middle and is wide at the top and narrow at the bottom, the skirt 531 is uniformly provided with a plurality of radial through holes 532, steel balls 533 are installed in the through holes 532, the bottom ring 51 comprises a base 511 which is arranged at the lower end and has an inner wall matched with the skirt 531, and the skirt 531 can move downwards in the base 511 to push the steel balls 5 to gather towards the center of the core sleeve 53.

Specifically, the skirt 531 is a circular truncated cone structure with an upper outer diameter larger than a lower outer diameter, and the inside of the base 511 is also a hole-shaped structure with an upper inner diameter larger than a lower inner diameter, when the skirt 531 of the core case 53 moves downward in the base 511, the steel ball 533 mounted in the through hole 532 will push the steel ball 533 inward under the action of the inner wall of the base 511, and gather the steel ball 533 toward the center of the core case 53, so that the steel cable 2 passing through the core case 53 is clamped, and the steel cable 2 is ensured to be fixed.

Preferably, the outer diameter of the upper end of the skirt 531 is larger than the inner diameter of the lower end of the base 511, so as to ensure the gathering of the inner wall of the base 511 on the steel balls 533 and prevent the core case 53 from slipping out of the bottom ring 51.

Preferably, the through holes 532 and the steel balls 533 include at least three, respectively, and are uniformly distributed on the skirt 531.

In order to provide a downward force to the core sleeve 53 when the ceiling lamp is in normal use, so as to ensure that the steel balls 533 clamp the steel cable 5, the core sleeve 53 further comprises an upper base 534 arranged at the upper end and a lower base 535 arranged at the lower end, the upper base 534 and the lower base 535 are both tubular structures, the spring 54 is sleeved on the upper base 534, the lower end of the spring 54 abuts against the upper surface of the skirt 531, and the upper end of the spring 54 abuts against the lower surface of the upper pressing ring 52.

When the ceiling lamp is in normal use, the spring 54 is in a compressed state, and the elastic force of the spring 54 pushes the skirt 531 of the core sleeve 53 to move downwards, so that the steel balls 533 are ensured to be in a state of being gathered towards the center, and the steel cable 2 is fixed.

To facilitate adjustment of the length of the cable 2 by manually pushing on the core sleeve 53 to release the cable 2, the lower base 535 extends from below the bottom ring 51 and the upper base 534 extends through the bottom ring 51 and into the upper compression ring 52.

When the height of the ceiling lamp needs to be adjusted, the lower base 535 is pushed upwards manually, the spring 54 is continuously compressed, the steel ball 533 is in a relaxed state, at the moment, the steel ball 533 loses the clamping force on the steel cable 2, if the height of the ceiling lamp needs to be reduced, the steel cable 2 is pulled out from the inside of the junction box 1, and if the height of the ceiling lamp needs to be increased, the steel cable 2 is pushed into the junction box 1. When the height of the ceiling lamp is adjusted to a proper height, the lower base 535 is loosened, the core sleeve 53 is moved downwards again by the elasticity of the spring 54, and the steel cable 2 is clamped again by the steel balls 533, so that the height of the ceiling lamp can be adjusted.

In order to facilitate mounting of fastener 5 on terminal box 1, bottom ring 51 further includes a tube portion 512 disposed at the upper end, tube portion 512 is provided with an internal thread and an external thread, upper press ring 52 is connected with internal thread of tube portion 512 from above, tube portion 512 penetrates into terminal box 1 from below terminal box 1, and is fixed on the terminal box by nut 12 fitted with external thread.

When the fastener is installed, the bottom ring 51 extends into the terminal box 1 from bottom to top, and is fixed on the bottom plate of the terminal box 1 by the nut 12, the core sleeve 53 with the steel balls 533 is placed into the bottom ring 51 from the upper end of the tube part 512, the spring 54 is sleeved on the upper base part 534, then the steel cable 2 penetrates into the core sleeve 53 from the lower end of the core sleeve 53 and penetrates out from the upper end of the core sleeve 53, the upper press ring 52 is installed at the upper end of the tube part 512, the spring 54 is compressed by the upper press ring 512 and the skirt part 531, the spring 54 pushes the core sleeve 53 to move downwards, so that the steel balls 533 are gathered towards the center under the action of the inner wall of the base 511, and the steel cable 2 is fixed.

Preferably, the outer surface of the upper pressing ring 52 is provided with knurling to facilitate the fitting of the upper pressing ring 52 and the bottom ring 51.

Preferably, the outer portion of the base 511 is provided with a convex ring 513, and when the bottom ring 51 is installed on the junction box 1, the upper surface of the convex ring 513 is attached to the lower surface of the junction box 1, so as to cooperate with the nut 12 to ensure the stability of the connection of the bottom ring 51 and the sealing performance of the junction box 1 at the connection position of the bottom ring 51.

In order to fix the lower end of the steel cable 2, a nut 7 is connected above the annular lamp holder 3 through a screw 6, and the lower end of the steel cable 2 extends into the nut 7 and is provided with a ball head 8.

Concretely, bulb 8 fixed connection is at the lower extreme of steel cable 2, and when the installation, wear out in nut 7 in the upper end of steel cable 2 to stay the lower extreme that has bulb 8 in nut 7, in the lower extreme screw in annular lighting fixture 3 of screw rod 6, nut 7 is then installed in the upper end of screw rod 6, makes steel cable 2 and 3 easy dismounting of annular lighting fixture, changes for subsequent maintenance and provides convenience.

In order to realize the lighting effect of the ceiling lamp, the lamp head assembly 4 comprises a lamp head 41 arranged below the annular lamp holder 3, and a lamp bulb 42 arranged on the lamp head 41, wherein the lamp bulb 42 is covered by a lampshade 43.

In order to facilitate the installation of the lampshade 43, the lamp holder 41 is provided with an installation plate 44, the external thread of the lamp holder 41 is provided with a threaded sleeve 45, and the upper end of the lampshade 43 is fixed in the installation plate 44 through the threaded sleeve 45.

The upper end of the lampshade is clamped in the mounting disc 44, and the lamp holder 41 and the bulb 42 are protected.

In order to enhance the aesthetic appearance of the whole ceiling lamp, the electric wires 46 of each lamp head assembly 4 are arranged in parallel in the annular lamp holder 3, extend out from the upper part of the annular lamp holder 3, are fixed on one of the steel cables 2 and are connected into the junction box 1.

The wires 46 of each lamp holder assembly 4 are all arranged in the annular lamp holder 3, and the attractiveness of the ceiling lamp can be greatly improved by adopting hidden wiring.

Specifically, the wires 46 are arranged by being attached to the steel cable 2 by using a connecting member such as a ribbon, and the attractiveness of the ceiling lamp is further improved.

Preferably, the upper surface of the annular lamp holder 3 is provided with at least two wiring windows 31 with cover plates to facilitate the arrangement and connection of the wires 46 of each lamp holder assembly 4.

In order to conveniently mount the ceiling lamp on the ceiling, the mounting seat 10 is connected above the junction box 1 through at least one connecting rod 9 which is detachably connected, and a mounting frame 11 is arranged in the mounting seat 10.

Specifically, the number of the connecting rods 9 and the length of each connecting rod 9 can be selected according to the height requirement of the ceiling lamp, internal threads are arranged in the connecting rods 9, and the two connecting rods 9 are connected through the screw 6. The selection of the connecting rod 9 can adjust the overall height of the ceiling lamp in a wide range, and the adjustment mode can be carried out before the ceiling lamp is installed. And the utility model discloses an adjustment of difference in height between terminal box 1 and the annular lighting fixture 3 can be realized in the regulation of 2 lengths of steel cable to can accomplish the back at the ceiling lamp installation, carry out the regulation of arbitrary height as required, it is more convenient to adjust, and the precision is higher.

Preferably, the mounting bracket 11 chooses for use the cross mounting bracket, increases the convenience of ceiling lamp installation.

The utility model discloses can realize the regulation of difference in height between terminal box 1 and the annular lighting fixture 3 under the prerequisite of not carrying out any dismantlement operation to the ceiling lamp to reach ceiling lamp altitude mixture control's effect, convenient operation.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims (10)

1. A ceiling lamp with adjustable height is characterized by comprising a junction box (1) and an annular lamp holder (3) which is hoisted below the junction box (1) through a plurality of steel cables (2), and a plurality of lamp holder components (4) arranged on the annular lamp holder (3), the lower end of the steel cable (2) is fixed on the annular lamp holder (3), the upper end of the steel cable (2) penetrates into the junction box (1) through a fastener (5) and a margin is left in the junction box (1), the fastener (5) comprises a bottom ring (51) and an upper pressing ring (52), and a core sleeve (53) arranged in the bottom ring (51) and the upper pressure ring (52) in a penetrating way, the core sleeve (53) is sleeved with a spring (54), the upper end of the steel cable (2) passes through the core sleeve (53), and the radial movement of the core sleeve (53) in the bottom ring (51) and the upper press ring (52) realizes the tightening or loosening of the steel cable (2).

2. The ceiling lamp with the adjustable height of claim 1, wherein the core sleeve (53) comprises a skirt portion (531) which is arranged in the middle and is wide at the top and narrow at the bottom, the skirt portion (531) is uniformly provided with a plurality of radial through holes (532), steel balls (533) are installed in the through holes (532), the bottom ring (51) comprises a base (511) which is arranged at the lower end and has an inner wall matched with the skirt portion (531), and the skirt portion (531) can move downwards in the base (511) to push the steel balls (533) to gather together towards the center of the core sleeve (53).

3. The ceiling lamp with adjustable height of claim 2, wherein the core housing (53) further comprises an upper base (534) arranged at the upper end and a lower base (535) arranged at the lower end, the upper base (534) and the lower base (535) are both tubular structures, the spring (54) is sleeved on the upper base (534), the lower end of the spring (54) abuts against the upper surface of the skirt portion (531), and the upper end of the spring (54) abuts against the lower surface of the upper pressing ring (52).

4. The pendant adjustable in height of claim 3, wherein the lower base (535) extends from below the bottom ring (51), and the upper base (534) passes through the bottom ring (51) and extends into the upper compression ring (52).

5. The ceiling lamp with adjustable height of claim 2, wherein the bottom ring (51) further comprises a tube portion (512) arranged at the upper end, the tube portion (512) is provided with internal threads and external threads, the upper pressing ring (52) is connected with the internal threads of the tube portion (512) from the upper part of the tube portion, the tube portion (512) penetrates into the junction box (1) from the lower part of the junction box (1) and is fixed on the junction box (1) by a nut (12) matched with the external threads of the tube portion.

6. The ceiling lamp with adjustable height according to claim 1, characterized in that a nut (7) is connected to the upper part of the annular lamp holder (3) through a screw (6), and the lower end of the steel cable (2) extends into the nut (7) and is provided with a ball head (8).

7. The ceiling lamp with adjustable height according to claim 1, characterized in that the lamp head assembly (4) comprises a lamp head (41) installed below the annular lamp holder (3), and a lamp bulb (42) installed on the lamp head (41), and the lamp bulb (42) is covered with a lampshade (43).

8. The ceiling lamp with adjustable height according to claim 7, wherein a mounting plate (44) is installed on the lamp holder (41), a threaded sleeve (45) is installed on the external thread of the lamp holder (41), and the upper end of the lampshade (43) is fixed in the mounting plate (44) through the threaded sleeve (45).

9. Height-adjustable pendant according to claim 1, characterized in that the wires (46) of each lamp head assembly (4) are arranged in parallel inside the ring-shaped lamp holder (3), and extend from above the ring-shaped lamp holder (3), are fixed on one of the steel cables (2) and are connected into the junction box (1).

10. The ceiling lamp with adjustable height according to claim 1, characterized in that a mounting seat (10) is connected to the top of the junction box (1) through at least one connecting rod (9) which can be detachably connected, and a mounting rack (11) is arranged in the mounting seat (10).

Images