CN113531495B

CN113531495B - Installation fixing assembly of LED down lamp

Info

Publication number: CN113531495B
Application number: CN202110791518.1A
Authority: CN
Inventors: 何庆亮
Original assignee: Hansi Technology Group Co ltd
Current assignee: Hansi Technology Group Co ltd
Priority date: 2021-07-13
Filing date: 2021-07-13
Publication date: 2023-02-28
Anticipated expiration: 2041-07-13
Also published as: CN113531495A

Abstract

The invention discloses an installation fixing assembly of an LED down lamp, and relates to the technical field of lamps. The invention comprises a lamp barrel; the outer wall of the lamp barrel is sleeved with an outer barrel; storage notches are uniformly distributed on the circumference of the side wall of the outer barrel; the upper end of the outer barrel is connected with a mounting plate, and the lower end of the outer barrel is provided with a flange; the mounting plate is provided with a connecting hole and is rotatably connected with a plurality of transition wheels; a wedge-shaped plate is rotationally connected in the containing groove opening; the wedge-shaped plate is connected with a rotating shaft; the upper end of the rotating shaft penetrates through the upper surface of the outer cylinder and is connected with a driven wheel meshed with the transition wheel; the upper end of the lamp barrel is connected with a connecting shaft; the connecting shaft is connected with a driving wheel meshed with the transition wheel. According to the invention, the inclined lower surface is used for gradually pressing down the ceiling through the rotation of the wedge-shaped plate, and the wedge-shaped plate is matched with the flange to clamp the outer cylinder on the ceiling, so that the convenience for mounting and dismounting the down lamp is effectively improved, the down lamp can adapt to ceilings with different thicknesses, the adaptability to ceilings with different thicknesses is effectively improved, and the mounting and fixing effects are ensured.

Description

Installation fixing assembly of LED down lamp

Technical Field

The invention belongs to the technical field of lamps, and particularly relates to an installation and fixation assembly of an LED down lamp.

Background

The down lamp is a lighting lamp embedded in a ceiling and emitting light downward. Current down lamp in the use, adopts torsion spring to fix the down lamp usually, but this kind of structure need dismantle the down lamp in the later stage when maintaining, and the dismantlement of down lamp is very inconvenient, and causes the ceiling damaged easily.

Simultaneously, because the ceiling thickness differs during the fitment, when too thick or too thin appearing, the fixed mode of current down lamp can't realize the adaptation to ceiling thickness, leads to the installation effect of down lamp relatively poor.

Therefore, the design between the fixed mode of current down lamp installation is awaited urgently to improve the convenience of down lamp installation dismantlement, and improve the adaptability of down lamp to different thickness ceilings.

Disclosure of Invention

The invention aims to provide an installation and fixation assembly of an LED down lamp, which is characterized in that an outer cylinder is rotationally connected with a wedge-shaped plate, the wedge-shaped plate is driven to rotate through the rotation of a lamp cylinder, and a ceiling is gradually pressed down by utilizing the lower surface of the wedge-shaped plate, so that the down lamp is fixed, and the problems of inconvenience in installation and disassembly and poor adaptability of the existing down lamp are solved.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to an installation fixing assembly of an LED down lamp, which comprises a lamp barrel; the outer wall of the lamp barrel is sleeved with an outer barrel; the circumference of the side wall of the outer barrel is uniformly provided with containing notches; the upper end face of the outer barrel is fixedly connected with a mounting plate, and the lower end of the outer barrel is provided with a flange; the mounting plate is provided with a connecting hole and is rotatably connected with a plurality of transition wheels; the connecting hole and the outer cylinder are concentrically arranged, and the transition wheels are uniformly distributed along the circumference of the connecting hole; a wedge-shaped plate is rotationally connected in the containing groove opening; the wedge-shaped plate is connected with a rotating shaft; the lower surface of the wedge-shaped plate is an inclined surface, so that the width of the wedge-shaped plate is gradually reduced in the direction away from the rotating shaft; the upper end of the rotating shaft penetrates through the upper surface of the outer barrel and is fixedly connected with a driven wheel meshed with the transition wheel; the upper end of the lamp barrel is fixedly connected with a connecting shaft; the upper end of the connecting shaft penetrates through the connecting hole and is fixedly connected with a driving wheel meshed with the transition wheel.

Further, the connecting shaft is of a stepped shaft structure; the connecting shaft is sleeved with a compression spring; the upper end of the compression spring is abutted against the lower surface of the mounting plate, and the lower end of the compression spring is abutted against a shaft shoulder of the connecting shaft.

Furthermore, the peripheral side surface of the flange is fixedly connected with an annular folded plate; the cross section of the annular folded plate is L-shaped; limiting blocks are uniformly distributed on the circumference of the upper surface of the bottom wall of the annular folded plate; the outer wall of the lamp barrel is provided with a check ring; the check ring is located between flange and the annular folded plate, and the lower surface of the check ring is evenly distributed with limiting notches corresponding to the limiting blocks one to one.

Furthermore, the rotating shaft sleeve is provided with a spring; the upper end of the spring is abutted to the inner top surface of the containing notch, and the lower end of the spring is abutted to the upper surface of the wedge-shaped plate.

Further, the lower surface of the wedge-shaped plate is of a curved surface structure.

Furthermore, the wedge-shaped plate is of an arc-shaped plate bending structure, the bending radius of the wedge-shaped plate is equal to that of the outer barrel, and the wedge-shaped plate can be completely accommodated into the accommodating groove.

Further, the upper surface of the flange is provided with protective grains.

Further, the upper surface of the flange is attached with a non-slip mat.

Further, a protective cover is fixedly connected to the upper end face of the outer cylinder; the side wall of the protective cover is provided with an avoiding opening in clearance fit with the driven wheel.

The invention has the following beneficial effects:

according to the invention, the outer barrel is sleeved with the lamp barrel, the wedge-shaped plate is rotationally connected with the outer barrel, the wedge-shaped plate is driven to rotate by rotating the lamp barrel, the driving wheel, the transition wheel and the driven wheel, the ceiling is gradually pressed down by utilizing the inclined lower surface of the wedge-shaped plate, and the outer barrel is clamped on the ceiling by matching with the flange, so that the down lamp is installed, the lamp barrel is reversed during the disassembly, and the convenience for installing and disassembling the down lamp is effectively improved.

Simultaneously, the inclined lower surface of the wedge-shaped plate can adapt to ceilings with different thicknesses, the adaptability of the ceilings with different thicknesses is effectively improved, and the installation and fixation effects are guaranteed.

Of course, it is not necessary for any product to practice the invention to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of an installation fixing assembly of an LED down lamp according to the present invention;

FIG. 2 is a top view of the structure of FIG. 1;

FIG. 3 isbase:Sub>A cross-sectional view taken at A-A of FIG. 2;

FIG. 4 is an exploded view of the structure of the lamp cartridge and the outer cartridge;

FIG. 5 is a schematic bottom view of the structure of FIG. 4;

FIG. 6 is a half sectional view of the outer barrel;

FIG. 7 is a schematic view of a wedge plate construction;

FIG. 8 is a schematic structural view of the second embodiment;

in the drawings, the components represented by the respective reference numerals are listed below:

1-lamp cylinder, 2-outer cylinder, 3-transition wheel, 4-wedge-shaped plate, 5-protective cover, 101-connecting shaft, 102-driving wheel, 103-compression spring, 104-retainer ring, 105-limiting notch, 201-receiving notch, 202-mounting plate, 203-flange, 204-connecting hole, 205-annular folded plate, 206-limiting block, 401-rotating shaft, 402-driven wheel, 403-spring and 501-avoiding notch.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship merely to facilitate description of the invention and to simplify the description, and are not intended to indicate or imply that the referenced components or elements must be in a particular orientation, constructed and operative in a particular orientation, and are not to be construed as limiting the invention.

Example one

Referring to fig. 1 and 2, the present invention is an installation and fixation assembly of an LED tube lamp, including a lamp tube 1, an outer tube 2 is sleeved on an outer wall of the lamp tube 1, receiving slots 201 are uniformly distributed on a circumference of a side wall of the outer tube 2, and the number of the receiving slots 20 is three to six, preferably four.

As shown in fig. 3-6, the upper end surface of the outer cylinder 2 is fixedly connected with a mounting plate 202, and the lower end of the outer cylinder 2 is provided with a flange 203; the mounting plate 202 and the flange 203 may be formed integrally with the outer tub 2, and the mounting plate 202 may have a cross shape. The mounting plate 202 is provided with a connecting hole 204 and is rotatably connected with four transition wheels 3; the connecting hole 204 is concentric with the outer cylinder 2, and the four transition wheels 3 are uniformly distributed along the circumference of the connecting hole 204.

As shown in fig. 7, a wedge plate 4 is rotatably connected in the storage slot 201, mounting holes are formed in the inner bottom surface and the inner top surface of the storage slot 201, and the mounting holes of the inner top surface are through holes. Wedge-shaped plate 4 is connected with pivot 401, and wedge-shaped plate 4 lower surface is the inclined plane for the direction width that pivot 401 was kept away from to wedge-shaped plate 4 reduces gradually. The lower extreme of pivot 401 and the mounting hole cooperation of the interior bottom surface of accomodating notch 201, the upper end cooperates with the mounting hole of interior top surface, and pivot 401 upper end runs through urceolus 2 upper surface to fixedly connected with and transition wheel 3 meshing from driving wheel 402.

The upper end of the lamp barrel 1 is fixedly connected with a connecting shaft 101; the upper end of the connecting shaft 101 penetrates through the connecting hole 204 and is fixedly connected with the driving wheel 102 meshed with the transition wheel 3.

During the installation, insert the downthehole that the ceiling was seted up with 2 upper ends of urceolus, support flange 203 on the ceiling surface, and rotate lamp section of thick bamboo 1, lamp section of thick bamboo 1 drives the ferryboat 3 rotation through the action wheel 102 on the connecting axle 101, further drive wedge plate 4 through following driving wheel 402 and rotate, wedge plate 4 is by taking in the export in the notch 201, and at the rotation in-process, the lower surface of slope pushes down the ceiling upper surface gradually, thereby cooperation flange 203 presss from both sides tight ceiling and makes urceolus 2 fix on the ceiling, accomplish the installation to the down lamp promptly.

And, the inclined lower surface of wedge-shaped plate 4 can adapt to the ceiling of different thickness, and the effectual adaptability that has improved to the ceiling of different thickness has guaranteed the fixed effect of installation. Simultaneously, 4 lower surfaces of wedge-shaped plate are the curved surface structure for wedge-shaped plate 4 rotates the in-process and reduces the frictional force with the ceiling between, the pivoted convenience when being favorable to improving wedge-shaped plate 4 and the ceiling contact.

During the dismantlement, with 1 antiport of lamp section of thick bamboo, pack up wedge plate 4 can, and wedge plate 4 be the arc bent plate structure, and bend radius equals with urceolus 2's radius for make wedge plate 4 can accomodate into completely and accomodate notch 201 in, be favorable to reducing the volume of down lamp when the packing, and reduce the size that the hole need be seted up to the ceiling, reduce the destruction degree to the ceiling.

Wherein, the upper surface of the flange 203 is provided with protective grains, or the upper surface of the flange 203 is covered with a non-slip mat. The outer cylinder 2 can be kept fixed in the rotation process of the lamp cylinder 1, the synchronous rotation of the lamp cylinder 1 and the outer cylinder 2 is avoided, and the use reliability is improved.

Example two

As shown in fig. 4-6, on the basis of the first embodiment, the connecting shaft 101 has a stepped shaft structure; the connecting shaft 101 is sleeved with a compression spring 103; the upper end of the compression spring 103 abuts against the lower surface of the mounting plate 202, and the lower end abuts against the shoulder of the connecting shaft 101.

Meanwhile, an annular flap 205 is fixedly connected to the peripheral side surface of the flange 203, and the flange 203 and the annular flap 205 can be fixed by clamping, screwing or adhering. The cross section of the annular folded plate 205 is L-shaped; the upper surface circumference of the bottom wall of the annular folded plate 205 is evenly provided with limiting blocks 206.

The outer wall of the lamp barrel 1 is provided with a retainer ring 104; the retainer ring 104 is positioned between the flange 203 and the annular folded plate 205, and the lower surface of the retainer ring 104 is uniformly provided with limiting notches 105 which are in one-to-one correspondence with the limiting blocks 206. The downward pressing of the compression spring 103 enables the limiting notch 105 on the lower surface of the retainer ring 104 to be matched with the limiting block 206, so that the rotation of the lamp barrel 1 is limited, the accidental rotation of the wedge-shaped plate 4 is avoided, and the condition that the down lamp is loosened or falls off is caused.

The rotating shaft 401 is sleeved with a spring 403; the upper end of the spring 403 abuts against the inner top surface of the accommodating slot 201, and the lower end of the spring abuts against the upper surface of the wedge-shaped plate 4. When the wedge-shaped plate 4 is pressed against the ceiling, the outer cylinder 2 keeps the position fixed through the flange 203, so that the wedge-shaped plate 4 moves upwards relatively to compress the spring 403, the pre-tightening effect can be realized through the elastic force of the spring 403, and the wedge-shaped plate 4 can be kept in contact with the ceiling better.

As shown in fig. 8, the upper end surface of the outer cylinder 2 is fixedly connected with a protective cover 5 through a screw; the side wall of the protective cover 5 is provided with an avoiding opening 501 in clearance fit with the driven wheel 402. The protection can be realized through the protective cover 5, and the condition that foreign matters such as dust fall into the outer cylinder 2 and the lamp cylinder 1 is avoided.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. An installation fixing assembly of an LED down lamp comprises a lamp barrel (1); the method is characterized in that: the outer wall of the lamp barrel (1) is sleeved with an outer barrel (2);

the side wall of the outer barrel (2) is uniformly provided with storage notches (201) on the circumference; the upper end face of the outer cylinder (2) is fixedly connected with an installation plate (202), and the lower end of the outer cylinder (2) is provided with a flange (203);

the mounting plate (202) is provided with a connecting hole (204) and is rotatably connected with a plurality of transition wheels (3); the connecting hole (204) and the outer cylinder (2) are concentrically arranged, and the transition wheels (3) are uniformly distributed along the circumference of the connecting hole (204);

a wedge-shaped plate (4) is rotationally connected in the containing notch (201); the wedge-shaped plate (4) is connected with a rotating shaft (401); the lower surface of the wedge-shaped plate (4) is an inclined surface, so that the width of the wedge-shaped plate (4) in the direction away from the rotating shaft (401) is gradually reduced; the upper end of the rotating shaft (401) penetrates through the upper surface of the outer barrel (2) and is fixedly connected with a driving wheel (102), and the driving wheel (102) is meshed with the transition wheels (3);

the upper end of the lamp barrel (1) is fixedly connected with a connecting shaft (101); the upper end of the rotating shaft (401) penetrates through the upper surface of the outer barrel (2) and is fixedly connected with a driving wheel (102), and the driving wheel (102) is meshed with the transition wheels (3).

2. The mounting and fixing assembly of the LED down lamp is characterized in that the connecting shaft (101) is of a stepped shaft structure; the connecting shaft (101) is sleeved with a compression spring (103); the upper end of the compression spring (103) abuts against the lower surface of the mounting plate (202), and the lower end of the compression spring abuts against a shaft shoulder of the connecting shaft (101).

3. The mounting and fixing assembly of the LED tube lamp is characterized in that an annular folded plate (205) is fixedly connected to the peripheral side face of the flange (203); the cross section of the annular folded plate (205) is L-shaped; the circumference of the upper surface of the bottom wall of the annular folded plate (205) is uniformly provided with limiting blocks (206);

a retainer ring (104) is arranged on the outer wall of the lamp barrel (1); the retainer ring (104) is positioned between the flange (203) and the annular folded plate (205), and the lower surface of the retainer ring (104) is uniformly provided with limiting notches (105) which correspond to the limiting blocks (206) one by one.

4. The mounting and fixing assembly of the LED down lamp according to the claim 1, the claim 2 or the claim 3, characterized in that the rotating shaft (401) is sleeved with a spring (403); spring (403) upper end and the interior top surface of accomodating notch (201) offset, and the lower extreme offsets with wedge plate (4) upper surface.

5. The mounting and fixing assembly of the LED down lamp as claimed in claim 4, wherein the lower surface of the wedge-shaped plate (4) is of a curved surface structure.

6. The mounting and fixing assembly of the LED down lamp as claimed in claim 4, wherein the wedge plate (4) is of an arc-shaped bent plate structure, and the bending radius is equal to the radius of the outer barrel (2) so that the wedge plate (4) can be completely received in the receiving slot (201).

7. The mounting and fixing assembly of the LED down lamp as claimed in claim 1, 2, 3, 5 or 6, wherein the upper surface of the flange (203) is provided with a protective line.

8. The mounting and fixing assembly of the LED down lamp as claimed in claim 1, 2, 3, 5 or 6, wherein the upper surface of the flange (203) is coated with a non-slip mat.

9. The mounting and fixing assembly of the LED down lamp according to the claim 1, 2, 3, 5 or 6, characterized in that the upper end face of the outer cylinder (2) is fixedly connected with a protective cover (5); and an avoiding opening (501) in clearance fit with the driven wheel (402) is formed in the side wall of the protective cover (5).