CN217540445U

CN217540445U - Illumination angle adjusting structure and lamp

Info

Publication number: CN217540445U
Application number: CN202221407423.1U
Authority: CN
Inventors: 张宇涛; 杨朋
Original assignee: Pak Corp Co Ltd
Current assignee: Pak Corp Co Ltd
Priority date: 2022-06-06
Filing date: 2022-06-06
Publication date: 2022-10-04
Anticipated expiration: 2032-06-06

Abstract

The utility model discloses an illumination angle modulation structure and lamps and lanterns, wherein illumination angle modulation structure includes: the lamp holder comprises a first frame strip and a first end cover, wherein a rotating groove is formed in the inner side of the first frame strip, and is provided with a first opening; the light source assembly comprises a light source support and a lamp group, the light source support comprises a second frame strip and a second end cover, the inner side of the second frame strip is provided with a mounting groove, the lamp group is fixedly connected to the inner side of the mounting groove, and the mounting groove is provided with a second opening; the first end cover is provided with a first groove, the second end cover is provided with a first convex part, the first convex part is rotatably connected in the first groove, the first convex part is provided with a plurality of positioning teeth, the first end cover is provided with an elastic arm, and the elastic arm is provided with a latch. The latch can block the location tooth that corresponds the angle, makes the light source subassembly location under required illumination angle, rotates the second end cover and can make elastic arm and latch break away from the location tooth, makes the light source subassembly rotatable to can realize adjusting illumination angle, adopt to adjust the structure simpler, convenient operation.

Description

Illumination angle adjusting structure and lamp

Technical Field

The utility model relates to the technical field of lamps and lanterns, in particular to illumination angle modulation structure and lamps and lanterns.

Background

In some occasions, such as blackboard lamps, the illumination angle needs to be adjusted to obtain a good illumination effect. The existing illumination angle adjusting mode is generally used for adjusting the integral angle of the lamp, has little requirement on an installation part for installing the lamp, and can see the change of the angle position of the lamp; and other structures which can independently adjust the lamp groups in the lamp are complex. It is desirable to have an illumination angle adjusting structure and a lamp, which can change the illumination angle without changing the position of the lamp and has a simpler structure.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an illumination angle adjusts structure and lamps and lanterns, aim at solving the structure of adjusting illumination angle among the prior art, need change the position of lamps and lanterns, or adjust the more complicated technical problem of structure.

In order to achieve the above object, the utility model provides an illumination angle modulation structure, include:

the lamp holder comprises a first frame strip and a first end cover, the first frame strip extends along the left-right direction, the first end cover is fixedly connected to the end part of the first frame strip, a rotating groove extending along the left-right direction is arranged on the inner side of the first frame strip, the rotating groove is provided with a first opening, and the first opening faces the front lower side;

the light source assembly comprises a light source support and a lamp group, the light source support comprises a second frame strip and a second end cover, the second frame strip extends along the left-right direction, the second end cover is fixedly connected to the end part of the second frame strip, a mounting groove is formed in the inner side of the second frame strip, the lamp group is fixedly connected to the inner side of the mounting groove, the mounting groove is provided with a second opening, the light emitting side of the lamp group faces the second opening, the light source support is rotatably connected to the inner side of the rotary groove, the rotary axis of the light source support is used as a first axis, the first axis extends along the left-right direction, the width of the first opening is larger than that of the second opening, and the second opening can circumferentially move along the first axis in the first opening;

the second end cover with first end cover rotates to be connected, be close to of first end cover one side of first frame strip is equipped with first recess, be close to of second end cover one side of first end cover is equipped with first convex part, first convex part rotate connect in the first recess, be equipped with a plurality of location teeth on the first convex part, it is a plurality of location tooth circumference is arranged in the outside of first convex part, be equipped with the third opening on the lateral wall of first recess, the third opening with keeping away from of first end cover one side intercommunication of first frame strip, keeping away from of first end cover one side of first frame strip is equipped with the elastic arm, be equipped with on the elastic arm with the latch that the location tooth matches the setting, the elastic arm can make the latch press to or keep away from the location tooth.

The utility model discloses set up the rotatable light source subassembly in the inboard of lighting fixture, the light that the banks sent is to the preceding downside through second opening and first opening, can adjust the upper and lower angle of second opening through rotating the light source subassembly to adjustable illumination angle; the first convex part of second end cover can rotate in the first recess of first end cover, sets up a plurality of location teeth on the second end cover, and a plurality of location teeth can rotate along with the light source subassembly, and the elastic arm and the latch on the first end cover pass the third opening and press on the location tooth. After the angle of the light source component is adjusted, the latch locks the positioning teeth with corresponding angles, so that the light source component is positioned at a required illumination angle; when the angle of the light source assembly needs to be adjusted, the second end cover is rotated to enable the elastic arm and the latch to be separated from the positioning teeth, so that the light source assembly can be rotated, the illumination angle can be adjusted under the condition that the position of the lamp is not changed, and the structure with the elastic arm, the latch and the positioning teeth is simple and convenient to operate.

Preferably, first recess is equipped with the regulation spacing groove, be equipped with on the first convex part and adjust spacing portion, it locates to adjust spacing portion adjust the inboard of spacing groove, adjust the spacing inslot edge the circumferential direction of first axis is equipped with first spacing end and the spacing end of second, it locates to adjust spacing portion first spacing end with between the spacing end of second, first spacing end with the spacing end of second is used for the restriction the angle regulation scope of light source support.

The adjusting limiting part moves in the adjusting limiting groove, and the first limiting end and the second limiting end can limit the adjusting angle range of the limiting part, so that the angle of the light source component is kept in a proper range.

Preferably, the positioning teeth are arranged on the adjusting and limiting part. Therefore, the contact area of the first convex part and the first groove can be increased, and the structure is reasonable.

Preferably, the extending direction of the elastic arm is perpendicular to the first axis, the head end of the elastic arm is fixedly connected with the first end cover, the tail part of the elastic arm can freely move, and the latch is arranged at the tail part of the elastic arm.

The head end of elastic arm is fixed with first end cover, makes the elastic arm have elasticity, and the extending direction perpendicular to first axis of elastic arm, and the width of left and right directions is less, and occupation space is little.

Preferably, be equipped with the scale on the light source support, the scale is followed the circumference of first axis extends, be equipped with on the lighting fixture and indicate the instruction portion of scale.

When the light source bracket rotates, the indication part is matched with the graduated scale to indicate the current angle of the light source bracket; the installer records the angle in the adjusting process or after adjusting, and the angle is more convenient to adjust according to the specific angle numerical value.

Preferably, the first end cover is provided with a first threading hole, the second end cover is provided with a second threading hole, the first threading hole and the second threading hole are arranged just opposite to each other, and the first axis penetrates through the first threading hole and the second threading hole.

The electric wire of banks can pass through first through wires hole and second through wires hole and lead to the outside, and the rotation of light source subassembly is not influenced to the electric wire like this.

Preferably, a cover plate is arranged on one side, far away from the first frame strip, of the first end cover, and the cover plate covers the elastic arm. The first end cover is covered by the cover plate, so that the attractiveness of the lamp can be improved.

Preferably, the first frame strip and the first end cover are fixedly connected through a first screw, and the second frame strip and the second end cover are fixedly connected through a second screw.

Preferably, the lamp set comprises a plurality of point light sources, a plurality of polarized lenses and a plurality of reflecting cups, the plurality of point light sources are sequentially arranged along the left-right direction, the plurality of point light sources, the plurality of polarized lenses and the plurality of reflecting cups are arranged in a one-to-one correspondence manner, and the point light sources, the polarized lenses and the reflecting cups are sequentially arranged from far away from the second openings to near the second openings.

The light source device is characterized in that a plurality of point light sources are adopted to form a long light emitting area, each point light source is provided with a polarizing lens and a light emitting cup, the polarizing lens can independently adjust the emitting angle of each point light source, and the light is concentrated through the light reflecting cup, so that the light is more focused to the irradiation position, and the glare interference is reduced.

The utility model discloses another aspect still provides a lamps and lanterns that have above-mentioned illumination angle modulation structure. By adopting the illumination angle adjusting structure, the illumination angle can be adjusted under the condition of not changing the position of the lamp, and the adjusting structure is simple and convenient to operate.

Drawings

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

Fig. 1 is a schematic structural view of the illumination angle adjusting structure of the present invention;

fig. 2 is a schematic cross-sectional structure view of a first frame strip of the present invention;

fig. 3 is a schematic cross-sectional view of the light source bracket rotating to an angle in the illumination angle adjusting structure of the present invention;

fig. 4 is a schematic cross-sectional view of the light source bracket rotating to another angle in the illumination angle adjusting structure of the present invention;

fig. 5 is a left side structural schematic view of the first end cap of the present invention;

fig. 6 is a right side schematic structural view of the first end cap of the present invention;

fig. 7 is a right side schematic view of the light source bracket of the present invention in the first frame strip;

fig. 8 is a schematic structural view of the lamp of the present invention.

In the drawings: 1-lamp holder, 11-first frame strip, 111-rotating groove, 112-first opening, 113-indicating part, 12-first end cover, 121-first groove, 122-third opening, 123-elastic arm, 1231-latch, 124-adjusting limit groove, 1241-first limit end, 1242-second limit end, 125-first threading hole, 13-cover plate, 14-first screw, 2-light source bracket, 21-second frame strip, 211-mounting groove, 2111-second opening, 22-second end cover, 221-first convex part, 222-positioning tooth, 223-adjusting limit part, 224-scale, 225-second threading hole, 23-second screw, 3-lamp group, 31-point light source, 32-polarized lens and 33-reflector cup.

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, if directional indications such as up, down, left, right, front, back, etc. are referred to in the embodiments of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture, and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

As shown in fig. 1 to 8, an illumination angle adjusting structure includes a lamp holder 1 and a light source assembly.

The lighting fixture 1 includes first frame strip 11 and first end cover 12, and first frame strip 11 extends along the left and right direction, and first end cover 12 fixed connection is in the tip of first frame strip 11, and the inboard of first frame strip 11 is equipped with along the swivelling chute 111 that the left and right directions extends, and swivelling chute 111 has first opening 112, and downside before first opening 112 orientation. The upper side of the lamp holder 1 can be fixed to the ceiling by means of a mounting member, and the position to be irradiated is located in front of and below the lamp holder 1.

The light source assembly comprises a light source bracket 2 and a lamp set 3, the light source bracket 2 comprises a second frame strip 21 and a second end cover 22, the second frame strip 21 extends along the left-right direction, the second end cover 22 is fixedly connected to the end of the second frame strip 21, an installation groove 211 is arranged on the inner side of the second frame strip 21, referring to fig. 2, the lamp set 3 is fixedly connected to the inner side of the installation groove 211, the installation groove 211 is provided with a second opening 2111, the light-emitting side of the lamp set 3 faces the second opening 2111, the light source bracket 2 is rotatably connected to the inner side of the rotary groove 111, the rotation axis of the light source bracket 2 is a first axis, the first axis extends along the left-right direction, the width of the first opening 112 is larger than that of the second opening 2111, and the second opening 2111 can circumferentially move along the first axis in the first opening 112. Since the width of the first opening 112 is greater than the width of the second opening 2111, that is, the angle of the first opening 112 with respect to the first axis is greater than the angle of the second opening 2111 with respect to the first axis, when the light source assembly is rotated, the second opening 2111 can move up and down in the first opening 112 by a certain angle, and the first opening 112 does not block the light from exiting from the second opening 2111.

The second end cover 22 is rotatably connected to the first end cover 12, a first groove 121 is disposed on one side of the first end cover 12 close to the first frame strip 11, a first protrusion 221 is disposed on one side of the second end cover 22 close to the first end cover 12, the first protrusion 221 is rotatably connected to the first groove 121, a plurality of positioning teeth 222 are disposed on the first protrusion 221, the plurality of positioning teeth 222 are circumferentially arranged on the outer side of the first protrusion 221, a third opening 122 is disposed on a side wall of the first groove 121, the third opening 122 is communicated with one side of the first end cover 12 far away from the first frame strip 11, an elastic arm 123 is disposed on one side of the first end cover 12 far away from the first frame strip 11, a latch 1231 matched with the positioning teeth 222 is disposed on the elastic arm 123, and the elastic arm 123 can enable the latch 1231 to press toward or far away from the positioning teeth 222.

The utility model discloses set up rotatable light source subassembly in the inboard of lighting fixture 1, the light that banks 3 sent passes through second opening 2111 and first opening 112 directive downside before, can adjust the upper and lower angle of second opening 2111 through rotating the light source subassembly to adjustable illumination angle refers to fig. 3 and 4. The first protrusion 221 of the second end cap 22 can rotate in the first groove 121 of the first end cap 12, the second end cap 22 is provided with a plurality of positioning teeth 222, the plurality of positioning teeth 222 can rotate with the light source assembly, and the elastic arm 123 and the latch 1231 of the first end cap 12 pass through the third opening 122 and press on the positioning teeth 222. After the angle of the light source assembly is adjusted, the latch 1231 latches the positioning teeth 222 at the corresponding angle, so that the light source assembly is positioned at the required illumination angle. When the angle of the light source assembly needs to be adjusted, the second end cap 22 is rotated to make the elastic arm 123 and the latch 1231 move relatively along the surface of the positioning tooth 222, and the latch 1231 is disengaged from the positioning tooth 222, so that the light source assembly can be rotated. Therefore, the illumination angle can be adjusted under the condition that the position of the lamp is not changed, and the structure with the elastic arm 123, the latch 1231 and the positioning teeth 222 is simple and convenient to operate.

In some embodiments, referring to fig. 6, the first groove 121 is provided with an adjustment limiting groove 124, the first protrusion 221 is provided with an adjustment limiting portion 223, the adjustment limiting portion 223 is disposed on an inner side of the adjustment limiting groove 124, a first limiting end 1241 and a second limiting end 1242 are disposed in the adjustment limiting groove 124 along a circumferential direction of the first axis, the adjustment limiting portion 223 is disposed between the first limiting end 1241 and the second limiting end 1242, and the first limiting end 1241 and the second limiting end 1242 are used for limiting an adjustment angle range of the light source bracket 2. The adjusting limiting part 223 moves in the adjusting limiting groove 124, and the first limiting end 1241 and the second limiting end 1242 can limit the adjusting angle range of the limiting part, so that the angle of the light source assembly is kept in a proper range.

Further, the positioning teeth 222 are provided on the adjustment limiting portion 223. Therefore, the contact area between the first protrusion 221 and the first groove 121 can be increased, the stability of rotation can be improved, and the structure is reasonable.

In some embodiments, referring to fig. 5 and 6, the extending direction of the elastic arm 123 is perpendicular to the first axis, the head end of the elastic arm 123 is fixedly connected to the first end cap 12, the tail end of the elastic arm 123 is freely movable, and the latch 1231 is disposed at the tail end of the elastic arm 123.

The elastic arm 123 and the first end cap 12 are integrally formed, the first end cap 12 can be made of plastic or aluminum, and the head end of the elastic arm 123 is fixed to the first end cap 12, so that the elastic arm 123 has elasticity, the extending direction of the elastic arm 123 is perpendicular to the first axis, the width in the left-right direction is small, and the occupied space is small.

In some embodiments, referring to fig. 7, the light source bracket 2 is provided with a graduated scale 224, the graduated scale 224 extends along a circumferential direction of the first axis, and the lamp holder 1 is provided with an indicating portion 113 capable of indicating the graduated scale 224. When the light source bracket 2 rotates, the indication part 113 and the graduated scale 224 are matched to indicate the current angle of the light source bracket 2; the installer records the angle in the adjusting process or after adjusting, and the angle is more convenient to adjust according to the specific angle numerical value. Specifically, the scale 224 is disposed at the outer periphery of the second end cap 22, and the indication part 113 may be an edge of the first opening 112.

In some embodiments, the first end cap 12 is provided with a first threading hole 125, the second end cap 22 is provided with a second threading hole 225, the first threading hole 125 is opposite to the second threading hole 225, and the first axis passes through the first threading hole 125 and the second threading hole 225. The wires of the lamp set 3 may be led to the outside through the first and second

wire passing holes

125 and 225 so that the wires do not interfere with the rotation of the light source assembly.

In some embodiments, a cover plate 13 is disposed on a side of the first end cap 12 away from the first frame strip 11, and the cover plate 13 covers the elastic arm 123. The first end cap 12 is covered by the cover plate 13, so that the attractiveness of the lamp can be improved.

In some embodiments, the first frame strip 11 and the first end cap 12 are fixedly connected by a first screw 14, and the second frame strip 21 and the second end cap 22 are fixedly connected by a second screw 23, which can facilitate assembly and disassembly.

In some embodiments, referring to fig. 4, the lamp set 3 includes a plurality of point light sources 31, a plurality of polarizing lenses 32, and a plurality of reflective cups 33, the plurality of point light sources 31 are sequentially arranged in the left-right direction, the plurality of point light sources 31, the plurality of polarizing lenses 32, and the plurality of reflective cups 33 are arranged in a one-to-one correspondence, and the point light sources 31, the polarizing lenses 32, and the reflective cups 33 are sequentially arranged from far to near the second opening 2111. Pointolite 31 is the lamp pearl, fixes the inboard at the frame strip through the circuit board. The plurality of point light sources 31 are adopted to form a long light emitting area, each point light source 31 is provided with one polarizing lens 32 and a light emitting cup, the polarizing lens 32 can independently adjust the emitting angle of each point light source 31, and light is concentrated through the light reflecting cup 33, so that the light is more concentrated to the irradiation position, and the glare interference is reduced.

On the other hand, in a lamp having the above illumination angle adjusting structure, the first end caps 12 are disposed at both ends of the first frame strip 11, and the second end caps 22 are disposed at both ends of the second frame strip 21. By adopting the illumination angle adjusting structure, the illumination angle can be adjusted under the condition of not changing the position of the lamp, and the adjusting structure is simple and convenient to operate.

The above only is the preferred embodiment of the present invention, not so limiting the patent scope of the present invention, all under the inventive concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.

Claims

1. An illumination angle adjusting structure, comprising:

the lamp bracket comprises a first frame strip and a first end cover, the first frame strip extends along the left-right direction, the first end cover is fixedly connected to the end part of the first frame strip, a rotating groove extending along the left-right direction is formed in the inner side of the first frame strip, the rotating groove is provided with a first opening, and the first opening faces the front lower side;

2. A light angle adjusting structure according to claim 1, wherein the first groove has an adjustment limiting groove, the first protrusion has an adjustment limiting portion, the adjustment limiting portion is disposed inside the adjustment limiting groove, the adjustment limiting groove has a first limiting end and a second limiting end along a circumferential direction of the first axis, the adjustment limiting portion is disposed between the first limiting end and the second limiting end, and the first limiting end and the second limiting end are used for limiting an adjustment angle range of the light source holder.

3. An illumination angle adjusting structure according to claim 2, wherein the positioning teeth are provided on the adjustment restricting portion.

4. A lighting angle adjusting structure as defined in claim 1, wherein the extension direction of the elastic arm is perpendicular to the first axis, the head end of the elastic arm is fixedly connected to the first end cap, the tail end of the elastic arm is freely movable, and the latch is disposed at the tail end of the elastic arm.

5. A light angle adjusting structure according to claim 1, wherein a graduated scale is provided on the light source holder, the graduated scale extends in a circumferential direction of the first axis, and an indicating portion for indicating the graduated scale is provided on the lamp holder.

6. The illumination angle adjusting structure of claim 1, wherein the first end cap is provided with a first threading hole, the second end cap is provided with a second threading hole, the first threading hole is opposite to the second threading hole, and the first axis passes through the first threading hole and the second threading hole.

7. The illumination angle adjusting structure of claim 1, wherein a cover plate is disposed on a side of the first end cap away from the first frame strip, and the cover plate covers the elastic arm.

8. The illumination angle adjusting structure of claim 1, wherein the first frame strip is fixedly connected to the first end cap by a first screw, and the second frame strip is fixedly connected to the second end cap by a second screw.

9. The illumination angle adjustment structure according to claim 1, wherein the lamp set includes a plurality of point light sources, a plurality of polarized lenses, and a plurality of reflective cups, the plurality of point light sources are sequentially arranged in a left-right direction, the plurality of point light sources, the plurality of polarized lenses, and the plurality of reflective cups are arranged in a one-to-one correspondence at positions, and the point light sources, the polarized lenses, and the reflective cups are sequentially arranged from a position far away from the second opening to a position near the second opening.

10. A luminaire comprising the illumination angle adjustment structure according to any one of claims 1 to 9.