CN220269218U

CN220269218U - Lamp cap rotating mechanism and ceiling lamp

Info

Publication number: CN220269218U
Application number: CN202321505522.8U
Authority: CN
Inventors: 潘淑军; 曾海升; 邓栋材; 黄燕雄; 黄涛; 马志扬
Original assignee: NVC Lighting Technology Corp
Current assignee: NVC Lighting Technology Corp
Priority date: 2023-06-13
Filing date: 2023-06-13
Publication date: 2023-12-29
Anticipated expiration: 2033-06-13

Abstract

The utility model discloses a lamp cap rotating mechanism which comprises a lamp cap main body, a shading piece and a surface ring, wherein the shading piece is fixedly connected with the lamp cap main body, and the lamp cap main body is connected with the surface ring through the shading piece; the surface ring surrounds and forms a light-emitting cavity; the light shielding piece is rotationally connected with the face ring, and the light shielding piece is partially positioned in the light emergent cavity; the light shielding piece is provided with a jack, and a tool for adjusting the irradiation angle is inserted into the jack to rotate the light shielding piece, so that the lamp holder main body is driven to rotate relative to the face ring. In the lamp cap rotating mechanism, the lamp cap main body is connected with the face ring through the light shielding piece, and a user can insert a tool for adjusting the angle, such as a screwdriver, into the insertion hole formed in the light shielding piece, so that the light shielding piece can be rotated according to requirements, and the lamp cap main body is driven to rotate relative to the face ring, so that the illumination angle can be adjusted. The utility model also provides a ceiling lamp comprising the lamp cap rotating mechanism.

Description

Lamp cap rotating mechanism and ceiling lamp

Technical Field

The utility model relates to the technical field of LED lamps with adjustable illumination angles, in particular to a lamp holder rotating mechanism and a ceiling lamp.

Background

In indoor home and business, ceiling lights are often used for illumination. As a recessed lamp, a ceiling lamp is often embedded into a ceiling of a building when installed, and a down lamp body is hidden. Because the ceiling lamp has a small beam angle and adopts high concentration, the light has strong expressive force, not only can play a leading role in integral illumination, but also can locally collect light, and is widely applied to the illumination market.

Some ceiling lamps on the market have a rotating function, and can be used for adjusting the swing angle of the lighting direction according to the lighting place, but the swing angle of the ceiling lamp is generally adjusted by a single bare hand, so that the angle of the rotating lamp is difficult, and particularly after the ceiling lamp is embedded and installed, if the ceiling lamp is required to be finely adjusted, the swing angle is simply adjusted by the hand, so that the ceiling lamp is quite inconvenient.

The prior art discloses a ceiling lamp convenient for adjusting irradiation angle, which comprises an outer ring assembly, an inner ring assembly, a light source assembly, a waterproof rubber ring, high-temperature fireproof glass and a swinging ring assembly; the light source component is in buckling connection with the swinging ring component; the bottom of the swinging ring assembly is hinged with the top of the inner ring assembly; the inner ring assembly comprises a reflecting cup, a fireproof glass mounting ring table and a screwed snap ring; the top of the reflecting cup is fixedly provided with a fireproof glass mounting ring table, and the bottom of the reflecting cup is fixedly provided with a screwing clamping ring; the swinging ring assembly comprises a swinging ring and a light source fixing ring; the inner wall of the upper end of the swinging ring is provided with a mounting ring groove; the light source fixing ring is a metal ring, and the inner wall of the light source fixing ring is provided with a plurality of raised clamping claws; the light source component is in buckling connection with the light source fixing ring, and the raised claw is clamped on the flange. The swing ring assembly and the inner ring assembly of the ceiling lamp are hinged, so that multi-irradiation angle adjustment can be performed, but the hinged structure is still laborious to rotate and adjust.

Therefore, it is necessary to optimize the rotation adjusting structure of the existing ceiling lamp, and a lamp cap rotating mechanism capable of being easily rotated and adjusted and the ceiling lamp are provided.

Disclosure of Invention

In order to solve the problem, the application provides a lamp holder slewing mechanism, and the lamp holder main part is connected with the face ring through the shade, and the shade is equipped with the jack moreover, and the user can utilize angle regulation's such as screwdriver instrument to insert the jack alright rotate the shade as required to drive the lamp holder main part and rotate with the illumination angle with the face ring relatively. The utility model also provides a ceiling lamp comprising the lamp cap rotating mechanism.

In order to achieve the above object, the present utility model provides the following technical solutions:

the lamp cap rotating mechanism comprises a lamp cap main body, a shading piece and a surface ring, wherein the shading piece is fixedly connected with the lamp cap main body, and the lamp cap main body is connected with the surface ring through the shading piece;

the surface ring surrounds and forms a light-emitting cavity;

the light shielding piece is rotationally connected with the face ring, and the light shielding piece is partially positioned in the light emergent cavity;

the light shielding piece is provided with a jack, and a tool for adjusting the irradiation angle is inserted into the jack to rotate the light shielding piece, so that the lamp holder main body is driven to rotate relative to the face ring.

In one embodiment, the light shielding member includes a first arc block, a second arc block, and a light shielding sidewall between the first arc block and the second arc block, and the light shielding sidewall is connected to the first arc block and the second arc block, respectively.

In one embodiment, the first arc-shaped block and the second arc-shaped block are disposed opposite to each other, the light shielding side wall forms a first bottom surface at a side connected with the first arc-shaped block, the light shielding side wall forms a second bottom surface at a side connected with the second arc-shaped block, and the first bottom surface and the second bottom surface have an included angle θ.

In one embodiment, the included angle θ ranges from 0 ° < θ+.ltoreq.35°.

In one embodiment, the surface ring is provided with a limiting piece on the inner wall of the surface ring, and the limiting piece is connected with the first bottom surface or the second bottom surface.

In one embodiment, the shading piece is provided with a connecting piece and an adjusting column on the shading side wall, and the jack is arranged in the adjusting column.

In one embodiment, the connecting piece is arranged next to the adjusting column, a first through hole is formed in the connecting piece, a second through hole is correspondingly formed in the face ring, and the connecting rod penetrates through the second through hole and the first through hole to connect the face ring with the shading piece.

In one embodiment, the light shielding member is provided with a base above the light shielding side wall, and the lamp cap main body is fixedly connected with the light shielding member through the base.

In one embodiment, the light shielding member is further provided with a bump, the bump is located on an inner side wall of the first arc-shaped block, and the bump protrudes downwards to form an indication block.

The utility model also provides a ceiling lamp, which comprises a light source component, an optical component, a power component, a spring piece, a power wire and the lamp cap rotating mechanism, wherein the light source component, the optical component and the power component are arranged in the lamp cap main body, and the power wire extends out from the power component and is connected with an external power supply; the elastic sheet is arranged on the outer side of the face ring; the lamp holder main body can adjust the illumination angle relative to the surface ring through the shading piece.

Based on the technical scheme, the utility model has the following technical effects:

1. according to the lamp cap rotating mechanism provided by the utility model, the lamp cap main body is connected with the face ring through the light shielding piece, the jack is arranged in the light shielding piece, a user can insert the tool for adjusting the angle such as a screwdriver into the jack, and the light shielding piece can be rotated according to requirements, so that the lamp cap main body is driven to rotate relative to the face ring, and the illumination angle is adjusted.

2. The ceiling lamp comprises a lamp cap rotating mechanism with a lamp cap main body, a shading piece and a face ring, and the lamp cap main body can be easily rotated by tools such as a screwdriver by utilizing the lever principle, so that a target illumination angle is obtained.

Drawings

Fig. 1 is a schematic structural view of a lamp cap rotating mechanism of the present utility model.

Fig. 2 is a schematic structural view of the light shielding member according to the present utility model at one viewing angle.

Fig. 3 is a schematic structural view of the light shielding member according to the present utility model at another view angle.

Fig. 4 is a side view of the shade of the present utility model.

Fig. 5 is a schematic view of a screw driver non-rotating cap rotating mechanism according to the present utility model.

Fig. 6 is a schematic view of the utility model for rotating the lamp cap rotating mechanism by using a screwdriver.

Fig. 7 is a schematic structural view of the ceiling lamp of the present utility model.

Detailed Description

In order that the utility model may be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments that are illustrated in the appended drawings. The drawings illustrate preferred embodiments of the utility model. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

Example 1

Fig. 1 is a schematic structural view of a lamp cap rotating mechanism of the present embodiment, fig. 2 is a schematic structural view of a light shielding member of the present embodiment at one viewing angle, fig. 3 is a schematic structural view of a light shielding member of the present embodiment at another viewing angle, and referring to fig. 1-3, a lamp cap rotating mechanism 100 is used for adjusting an illumination angle of an embedded LED lamp such as a ceiling lamp, and the lamp cap rotating mechanism 100 includes a lamp cap main body 1, a light shielding member 2 and a surface ring 3, wherein the lamp cap main body 1 is fixedly connected with the light shielding member 2, and since the lamp cap rotating mechanism 100 is mostly vertically embedded and installed in a ceiling, the light shielding member 2 can be considered to be fixedly installed below the lamp cap main body 1. The lamp cap body 1 is also connected to the face ring 3 via a light shield 2. Specifically, the light shielding member 2 is rotatably connected to the surface ring 3, so that when the light shielding member 2 and the surface ring 3 rotate in relative positions, the lamp cap body 1 is also driven to rotate relative to the surface ring 3, and thus, the angle of the light emitted from the lamp cap body 1 is also deviated, and the illumination angle is adjusted.

The lamp holder main body 1 comprises a shell 11 and a lamp holder front end 12, wherein an installation cavity is formed in the shell 11, and a power supply module, a heat dissipation piece, a light source module and an optical module are installed in the installation cavity; the front end 12 of the lamp cap protrudes from the housing 11 and has a ring-shaped structure, and the radius of the front end 12 of the lamp cap is smaller than the radius of the housing 11, so that when the lamp cap body 1 is fixedly connected with the light shielding member 2, the housing 11 is connected with the upper edge of the light shielding member 2, and the front end 12 of the lamp cap protrudes into the light shielding member 2. It should be noted that a notch 13 is formed in the housing 11 near the front end 12 of the lamp cap to form a rotational clearance space, so that the housing 11 has a position receiving surface ring 3 when the angle adjustment is performed.

The surface ring 3 surrounds the light shielding member 2 to form a light emitting cavity 31, and light rays emitted by the light source module installed on the lamp holder main body 1 are emitted through the light emitting cavity 31. The inner wall 32 of the face ring is provided with stepped corrugations 33 for controlling light of the light, so that the light is continuously processed by the shading piece 2 and the face ring 3, and the emergent angle and emergent light spots of the light are correspondingly adjusted. The light shielding member 2 rotatably connected to the face ring 3 has a part thereof located in the light emitting cavity 31. That is, the shade 2 is fitted inside the face ring 3, but is not completely covered by the face ring 3, and the cap tip 12 of the cap body 1 is also fitted inside the shade 2.

The light shielding piece 2 is provided with a jack 20, and a tool with a proper size is inserted into the jack 20 reserved in the light shielding piece 2, so that the light shielding piece 2 can be rotated slightly with force, and the lamp holder main body 1 is driven to rotate relative to the face ring, for example, light rays are emitted from vertical downwards and are emitted obliquely downwards, the range of light spots is changed, and the illumination angle can be adjusted. The tool with proper size can adopt a long-handle screwdriver when the illumination angle is adjusted, and the diameter of a screwdriver rod is slightly smaller than the diameter of an opening of the jack but not too thin; the length of the screw driver rod is larger than the height of the face ring, so that the light shielding piece 2 can be easily rotated by using a small force by utilizing the lever principle, and the relative position of the lamp holder main body 1 and the face ring 3 can be adjusted. In some embodiments, other tools having a long rod may be used to adjust the angle of the cap rotation mechanism.

Fig. 4 is a side view of the light shielding member of the present embodiment, and referring to fig. 4 on the basis of fig. 1-3, the light shielding member 2 of the present embodiment is an injection molded plastic structural member. In some embodiments, the light shielding member 2 may be a metal structural member, and is formed by carving and stamping. The light shielding member 2 of the present embodiment includes a first arc block 21, a second arc block 22, and a light shielding side wall 23, wherein the light shielding side wall 23 is located between the first arc block 21 and the second arc block 22, and the light shielding side wall 23 is connected to the first arc block 21 and the second arc block 22, respectively. It will be appreciated that in the light shielding member 2 of the present embodiment, the first arc-shaped block 21 and the second arc-shaped block 22 are each 1 block, and are disposed opposite to each other; the light shielding side walls 23 are two and are also arranged oppositely. The first arc-shaped block 21, the second arc-shaped block 22 and the light shielding side wall 23 of the present embodiment are integrally formed, and in some embodiments, the first arc-shaped block 21, the second arc-shaped block 22 and the light shielding side wall 23 may be separate structures, and are fixed together by ultrasonic welding, bonding or other connection methods. The light shielding member 2 has a ring-like structure in which side walls are looped in a ring shape, with upper and lower openings. The cap front end 12 of the cap body 1 is inserted into the upper opening and is fitted inside the shade 2.

Since one side of the light shielding sidewall 23 is connected with the first arc-shaped block 21 and the other side is connected with the second arc-shaped block 22, the light shielding sidewall 23 forms a first bottom surface 231 at one side connected with the first arc-shaped block 21, the light shielding sidewall 23 forms a second bottom surface 232 at one side connected with the second arc-shaped block 22, an included angle θ is formed between the first bottom surface 231 and the second bottom surface 232, and the included angle θ is an angle at which the light shielding member can be adjusted by tool rotation.

In some embodiments, the included angle θ between the first bottom surface 231 and the second bottom surface 232 may range from 0 ° < θ+.ltoreq.35°.

For example, the included angle θ=35°, so that the light shielding member can be rotated within a range of 35 ° of the maximum rotation angle.

The surface ring 3 is provided with a limiting member 34 on the inner wall 32 of the surface ring, and the limiting member 34 in this embodiment is a columnar bump, which is matched with the first bottom surface 231 and the second bottom surface 232. The limiting piece 34 is connected with the first bottom surface 231 or the second bottom surface 232, for example, when the angle adjustment is not performed, the light of the lamp body vertically and downwards exits, and the first bottom surface 231 of the light shielding piece 2 is abutted against the limiting piece 34 on one side of the first bottom surface 231; when the angle adjustment is required and the adjustment is performed to the maximum adjustable angle, the lamp cap main body 1 deflects, and at this time, the second bottom surface 232 of the light shielding member 2 abuts against the limiting member 34 to limit the rotation position of the light shielding member 2.

It should be noted that the light shielding member 2 is provided with a connecting member 24 and an adjustment post 25 in the light shielding side wall 23, wherein the insertion hole 20 for inserting an adjustment tool is opened in the adjustment post 25.

The connecting piece 24 is arranged next to the adjusting column 25, a first through hole 241 is further formed in the connecting piece 24, a second through hole (not shown in the figure) is correspondingly formed in the surface ring 3, and the connecting rod 4 penetrates through the second through hole and the first through hole 241 to connect the surface ring 3 with the light shielding piece 2. That is, the light shielding member 2 is rotatably connected to the face ring 3 by using the connecting rod 4 as a rotation axis. A washer or other damping member may be further disposed between the inner wall 32 of the face ring 3 and the connecting member 24 of the light shielding member 2 to limit the position of the light shielding member 2 after rotation, so as to fix the adjustment angle.

In order to make the angular range of the adjustment clearer during the angular adjustment, the burner body 1 is provided with angular values, such as "0, 5, 10, 15, 20, 25, 30, 35", in "°", on the housing 11, the face ring 3 being associated with a pointer 35, the pointer 35 of the face ring 3 pointing at 0 ° when the angular adjustment has not been performed. With the angle adjustment, the first bottom surface 232 is inclined toward the limiting member 34, and the pointer 35 is oriented toward the corresponding angle value.

The shade 2 is provided with a base 26 above the shade side wall 23, and the base body 1 is fixedly connected to the shade 2 through the base 26.

Returning to fig. 2, the light shielding member is further provided with a protrusion 27, the protrusion 27 is located on the inner side wall of the first arc-shaped block 21, and the protrusion 27 protrudes downwards to form an indication block 271, and the face ring 3 can be provided with an angle range on the inner side wall 32 of the face ring to be used with the indication block 271. The projection 27 can also be used for rotating the adjusting shade 2, i.e. when no adjusting tool is found or is not used, the relative position of the lamp holder main body 1 and the face ring 3 can be changed by pulling the projection 27, so that the illumination angle can be adjusted.

The lamp holder rotating mechanism 100 provided in this embodiment, the lamp holder main body 1 is connected with the face ring 3 through the light shielding member 2, the jack 20 is provided in the light shielding member 2, and a user can insert the tool for adjusting the angle by using a screwdriver or the like into the jack 20, so that the light shielding member can be rotated according to the requirement, and the lamp holder main body is driven to rotate relative to the face ring, so as to adjust the illumination angle.

Example 2

Fig. 5 is a schematic diagram of a screw driver non-rotating cap rotating mechanism according to an embodiment, as shown in fig. 5, the cap body 1 and the surface ring 3 of the cap rotating mechanism are not changed in position, and the first bottom surface 231 is abutted against the limiting member 34 at one side. When adjustment is required, the screwdriver 5 is inserted into the insertion hole 20 of the shade 2.

Fig. 6 is a schematic diagram of the rotation of the lamp holder rotating mechanism by using the screwdriver in this embodiment, and referring to fig. 5 and 6, the handle 51 of the screwdriver 5 is held, and the screwdriver 5 is rotated, at this time, the light shielding member 2 can also easily drive the lamp holder main body 1 to rotate until the second bottom surface 232 abuts against the limiting member 34 on the other side, and the adjustment of the illumination angle is completed. At this time, the light is irradiated obliquely downward.

Example 3

Fig. 7 is a schematic structural diagram of a ceiling lamp according to an embodiment, as shown in fig. 7, the ceiling lamp includes a light source assembly, an optical assembly 200, a power assembly, a spring plate 300, a power cord 400, and a lamp cap rotating mechanism 100, wherein the light source assembly and the power assembly are commonly used LED component modules, the light source assembly, the optical assembly 200, and the power assembly are disposed inside a lamp cap main body 1, and the optical assembly 200 (the light source assembly and the power assembly are not labeled) can be seen from fig. 7.

The power cord 400 extends from the power supply assembly and is connected to an external power supply; the spring plate 300 is arranged outside the face ring 3. The ceiling lamp is embedded and mounted to an external mounting base such as a ceiling or a suspended ceiling by the elastic sheet 300.

The lamp base body 1 is provided with a shade 2, and the illumination angle can be adjusted relative to the surface ring 3. That is, the ceiling lamp adopts the lamp cap rotating mechanism 100, and the lamp cap main body can be easily rotated by tools such as a screwdriver by utilizing the lever principle, so as to obtain the target illumination angle.

The foregoing is merely illustrative and explanatory of the utility model as it is described in more detail and is not thereby to be construed as limiting the scope of the utility model. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the spirit of the utility model, and that these obvious alternatives fall within the scope of the utility model.

Claims

1. The lamp cap rotating mechanism is characterized by comprising a lamp cap main body, a shading piece and a surface ring, wherein the shading piece is fixedly connected with the lamp cap main body, and the lamp cap main body is connected with the surface ring through the shading piece;

the surface ring surrounds and forms a light-emitting cavity;

2. The lamp head rotating mechanism of claim 1, wherein the light shielding member comprises a first arc block, a second arc block and a light shielding sidewall, the light shielding sidewall is located between the first arc block and the second arc block, and the light shielding sidewall is connected to the first arc block and the second arc block, respectively.

3. The lamp head rotating mechanism according to claim 2, wherein the first arc-shaped block is disposed opposite to the second arc-shaped block, the light shielding side wall forms a first bottom surface on a side connected to the first arc-shaped block, the light shielding side wall forms a second bottom surface on a side connected to the second arc-shaped block, and the first bottom surface and the second bottom surface have an included angle θ.

4. A cap rotation mechanism according to claim 3, wherein the included angle θ is in the range of 0 ° < θ+.ltoreq.35°.

5. The lamp head rotating mechanism according to claim 4, wherein the face ring is provided with a stopper on an inner wall of the face ring, and the stopper is connected to the first bottom surface or the second bottom surface.

6. A lamp head turning mechanism according to claim 3, wherein the shade member is provided with a connector and an adjustment post on the shade side wall, and the receptacle is provided in the adjustment post.

7. The lamp head rotating mechanism according to claim 6, wherein the connecting piece is arranged adjacent to the adjusting column, the connecting piece is provided with a first through hole, the surface ring is correspondingly provided with a second through hole, and the connecting rod penetrates through the second through hole and the first through hole to connect the surface ring and the shading piece together.

8. The lamp head turning mechanism according to claim 7, wherein the shade member is provided with a base above the shade side wall, and the lamp head main body is fixedly connected with the shade member through the base.

9. The lamp head rotating mechanism according to claim 2, wherein the light shielding member is further provided with a projection, the projection is located on an inner side wall of the first arc-shaped block, and the projection protrudes downwards to form an indication block.

10. The ceiling lamp is characterized by comprising a light source assembly, an optical assembly, a power supply assembly, a spring piece and a power supply wire, and the lamp holder rotating mechanism according to any one of claims 1-9, wherein the light source assembly, the optical assembly and the power supply assembly are arranged in the lamp holder main body, and the power supply wire extends out of the power supply assembly and is connected with an external power supply; the elastic sheet is arranged on the outer side of the face ring; the lamp holder main body can adjust the illumination angle relative to the surface ring through the shading piece.