CN211976597U - Lighting lamp with variable light-emitting angle - Google Patents
Lighting lamp with variable light-emitting angle Download PDFInfo
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- CN211976597U CN211976597U CN202020952961.3U CN202020952961U CN211976597U CN 211976597 U CN211976597 U CN 211976597U CN 202020952961 U CN202020952961 U CN 202020952961U CN 211976597 U CN211976597 U CN 211976597U
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Abstract
The utility model discloses a lighting lamp with variable light-emitting angle, which comprises a lamp holder, wherein the middle part of the lamp holder bulges towards the inner side to form a power supply groove at the outer side, a driving power supply is arranged in the power supply groove, and two lamp grooves are symmetrically arranged at two sides of the power supply groove at the inner side of the lamp holder; the lamp comprises a lamp holder, end plates, a rotating shaft, a cable and a driving power supply, wherein the two ends of the lamp holder can be detachably connected with the end plates, the rotating shaft is rotatably connected between the two end plates at each lamp groove, the rotating shaft is fixedly connected with a lamp body, the cable is arranged between the lamp body and the driving power supply, and the lamp body is provided with a silica gel pad abutted against the end plates; the outer side of the end plate is provided with a transmission box, and a linkage assembly for promoting the two rotating shafts to synchronously rotate and a separation assembly for promoting the linkage assembly to separate so as to independently rotate the two rotating shafts are arranged in the transmission box. According to the utility model discloses a lighting lamp of variable light-emitting angle can realize the cross light-emitting of large tracts of land, richenes the illuminating effect.
Description
Technical Field
The utility model relates to the technical field of lamps and lanterns, in particular to illumination lamps and lanterns of variable light-emitting angle.
Background
A lamp is a lighting appliance, and generally refers to an appliance that can be illuminated. The ancient times of human beings use the torch for illumination, later candles and oil lamps are provided, and later electric lamps are provided after the modern times. The lamps are various in types, and can be classified into fixed type, adjustable type and the like according to the structure, and the adjustable lamp can usually adjust the light emitting angle.
In the related art, the area that can be illuminated by the adjustable lamp is usually small, the area that needs to be illuminated by changing the angle of the light source cannot be changed, large area cross light emitting cannot be realized, and the illumination effect is monotonous. Therefore, improvement is desired.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a variable light-emitting angle's illumination lamps and lanterns can realize the alternately light-emitting of large tracts of land, richenes the illuminating effect.
According to the embodiment of the first aspect of the present invention, the lighting lamp with a variable light-emitting angle comprises a lamp holder, wherein the middle part of the lamp holder protrudes to the inside to form a power supply groove at the outside, a driving power supply is installed in the power supply groove, and two lamp grooves are symmetrically arranged at two sides of the power supply groove at the inside of the lamp holder; the lamp comprises a lamp holder, end plates, a rotating shaft, a cable and a driving power supply, wherein the two ends of the lamp holder can be detachably connected with the end plates, the rotating shaft is rotatably connected between the two end plates at each lamp groove, the rotating shaft is fixedly connected with a lamp body, the cable is arranged between the lamp body and the driving power supply, and the lamp body is provided with a silica gel pad abutted against the end plates; the outer side of the end plate is provided with a transmission box, and a linkage assembly for promoting the two rotating shafts to synchronously rotate and a separation assembly for promoting the linkage assembly to separate so as to independently rotate the two rotating shafts are arranged in the transmission box.
According to the utility model discloses illumination lamps and lanterns of variable light-emitting angle have following beneficial effect at least:
the lamp holder is used for being connected with a wall or a hanging piece so as to fix the lighting lamp with the variable light-emitting angle, and is used for providing support for other parts; the middle part of the lamp holder bulges inwards to form a power supply groove on the outer side, so that the lamp holder is simple in structure, high in strength and long in service life, and is beneficial to heat dissipation of a driving power supply;
two lamp grooves are symmetrically arranged on the inner side of the lamp holder at two sides of the power supply groove, and the lamp body is installed to provide a large-area lighting function; both ends of the lamp holder can be detachably connected with end plates for supporting the rotating shaft and the lamp body and forming a coating blocking effect to prevent the lamp body from falling off;
the lamp body realizes relative rotation with the end plate and the lamp groove through the rotating shaft, so that the angle of the lamp body can be adjusted, the irradiation range is changed, and the two lamp bodies are arranged, so that the large-area cross light emitting can be realized, and the illumination effect is enriched; the lamp body is provided with the silica gel pad which is abutted against the end plate, so that when the lamp body is rotated, friction is generated between the silica gel pad and the end plate, the silica gel pad is used for fixing the lamp body at any angle, the lamp body can be quickly fixed when the lamp body is rotated to a required angle, and the lamp body is prevented from freely rotating;
the transmission box is internally provided with the linkage assembly, so that the two rotating shafts can be driven to synchronously rotate to form a crossed light emitting effect, and meanwhile, the illumination area cannot be greatly reduced; the separating component enables the linkage component to separate to enable the two rotating shafts to rotate independently, so that the lighting area and the effect are more flexible and richer.
According to some embodiments of the utility model, the border of lamp stand is equipped with a plurality of mounting holes.
According to the utility model discloses these embodiments have following beneficial effect at least: the mounting hole is convenient to be connected with the wall body, a hanging piece and the like, and is favorable for firmly fixing the utility model discloses a lighting lamp with a variable light-emitting angle, convenient maintenance and repair.
According to the utility model discloses a some embodiments, the power groove is equipped with a plurality of louvres and radiating fin.
According to the utility model discloses these embodiments have following beneficial effect at least: the heat dissipation holes are favorable for forming air flow and taking away heat of the driving power supply accessories in time; the radiating fins adopt a heat conduction principle, heat at the power supply groove can be timely radiated to the air, and long-term efficient stable operation of the driving power supply is guaranteed.
According to some embodiments of the utility model, the power supply groove sets up the line hole of crossing that supplies the cable to pass through.
According to the utility model discloses these embodiments have following beneficial effect at least: the wire passing hole provides support for the cable on one hand, and on the other hand can avoid the cable from being twisted or blocked when the lamp body rotates.
According to some embodiments of the invention, the inner side of the end plate is provided with a stop strip for limiting the angle of rotation of the lamp body.
According to the utility model discloses these embodiments have following beneficial effect at least: when the lamp body rotates to the limit angle, the silica gel pad and the limit strip butt, the lamp body can't continue to rotate, the realization is spacing to the lamp body, prevents that the lamp body from excessively turning and the card is dead or drops.
According to some embodiments of the present invention, the linkage assembly includes a first belt wheel coaxially connected to one of the rotating shafts, a spline shaft is disposed in the transmission box, the spline shaft is parallel to an axis of the first belt wheel, the spline shaft is provided with a second belt wheel, the second belt wheel is connected to the first belt wheel through a first belt for transmission, the spline shaft is longitudinally slidably connected to the first gear, a second gear engaged with the first gear is rotatably connected to the transmission box, the second gear is coaxially connected to a third belt wheel, the other rotating shaft is coaxially connected to a fourth belt wheel, and the fourth belt wheel is connected to the third belt wheel through a second belt for transmission; the disengagement assembly causes the first gear to slide longitudinally of the spline shaft to disengage from the second gear.
According to the utility model discloses these embodiments have following beneficial effect at least: when the linkage assembly plays a role, the first gear is meshed with the second gear, power is transmitted to the first belt wheel, the second belt wheel, the first gear, the second gear, the third belt wheel and the fourth belt wheel from one of the rotating shafts in sequence and finally transmitted to the other rotating shaft, and synchronous rotation of the two rotating shafts is realized;
when the separating component plays a role, the first gear slides along the longitudinal direction of the spline shaft to be separated from the second gear, power transmission between the two rotating shafts is cut off, and the two rotating shafts can rotate independently, so that the lighting area and the lighting effect are more flexible and richer.
According to the utility model discloses a some embodiments, the fixed axle that sets up in the separable set includes the transmission case, the fixed axle is parallel with the axis of integral key shaft, the fixed axle is connected with the separation fork along its axial sliding, first gear coaxial coupling has the separating ring, the separation fork corresponds the joint with the separating ring.
According to the utility model discloses these embodiments have following beneficial effect at least: when the separating assembly plays a role, the separating fork needs to be stirred, the separating fork and the separating ring are correspondingly clamped (a gap is reserved, and the movement interference is prevented), and the separating ring is connected with the first gear, so that the separating fork drives the first gear to separate from the second gear along the longitudinal sliding of the spline shaft, the power transmission between the two rotating shafts is cut off, and the two rotating shafts can independently rotate, so that the lighting area and the effect are more flexible and rich.
According to some embodiments of the utility model, the pivot extends the transmission box and is connected with the rotation handle, the separation fork is connected with the release lever that extends the transmission box, the outer end of release lever is connected with the release handle, the gliding spout of confession release lever is seted up to the transmission box.
According to the utility model discloses these embodiments have following beneficial effect at least: the rotating handle and the separating handle are convenient for manual operation of a user, and the device is simple in structure and convenient and quick to use.
According to some embodiments of the utility model, the outside of transmission box is equipped with the angle scale, twist grip is equipped with the indicating line.
According to the utility model discloses these embodiments have following beneficial effect at least: the user can learn the turned angle of lamp body directly perceivedly from the angle in the transmission box outside, conveniently controls the corner.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a top view of a lighting device with a variable light-emitting angle according to an embodiment of the present invention;
fig. 2 is a schematic three-dimensional structure diagram of a lighting lamp with a variable light-emitting angle in a state of removing a transmission box according to an embodiment of the present invention;
fig. 3 is a schematic three-dimensional structure diagram of components such as a power supply slot in a lighting fixture with a variable light-emitting angle according to an embodiment of the present invention;
fig. 4 is a front view of a linkage assembly and a separation assembly in a lighting fixture with a variable light-emitting angle according to an embodiment of the present invention;
fig. 5 is a schematic three-dimensional structure diagram of a linkage assembly and a separation assembly of a lighting fixture with a variable light-emitting angle according to an embodiment of the present invention when the linkage assembly is in operation;
fig. 6 is a side view of the linkage assembly and the separation assembly of the illumination lamp with a variable light-emitting angle according to the embodiment of the present invention when the linkage assembly is in operation;
fig. 7 is a side view of a linkage assembly and a separation assembly of a lighting fixture with a variable light-emitting angle, when the separation assembly is in operation.
Reference numerals:
1. a lamp socket; 11. a power supply slot; 12. a drive power supply; 2. an end plate; 3. a rotating shaft; 4. a lamp body; 41. a silica gel pad; 5. a transmission box; 6. a linkage assembly; 61. a first pulley; 62. a spline shaft; 63. a second pulley; 64. a first gear; 65. a second gear; 66. a third belt pulley; 67. a fourth pulley; 7. a separation assembly; 71. a separation fork; 72. and (4) separating the ring.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
The lighting lamp with the variable light-emitting angle comprises a lamp holder 1, wherein the middle part of the lamp holder 1 bulges towards the inner side to form a power supply groove 11 at the outer side, a driving power supply 12 is installed in the power supply groove 11, and two lamp grooves are symmetrically arranged at two sides of the power supply groove 11 at the inner side of the lamp holder 1; the lamp comprises a lamp holder 1 and is characterized in that end plates 2 can be detachably connected to two ends of the lamp holder 1, a rotating shaft 3 is rotatably connected between the two end plates 2 at each lamp groove, a lamp body 4 is fixedly connected to the rotating shaft 3, a cable is arranged between the lamp body 4 and a driving power supply 12, and the lamp body 4 is provided with a silica gel pad 41 abutted against the end plates 2; the outer side of the end plate 2 is provided with a transmission box 5, and a linkage assembly 6 for promoting the two rotating shafts 3 to synchronously rotate and a separation assembly 7 for promoting the linkage assembly 6 to separate so as to enable the two rotating shafts 3 to independently rotate are arranged in the transmission box 5.
According to the utility model discloses illumination lamps and lanterns of variable light-emitting angle have following beneficial effect at least:
the lamp holder 1 is used for being connected with a wall or a hanging piece to fix the lighting lamp with the variable light-emitting angle, and is used for providing support for other parts; the middle part of the lamp holder 1 bulges inwards to form a power supply groove 11 on the outer side, so that the lamp holder is simple in structure, high in strength and long in service life, and is beneficial to heat dissipation of the driving power supply 12;
two lamp grooves are symmetrically arranged on the inner side of the lamp holder 1 at two sides of the power supply groove 11, and a large-area lighting function is provided after the lamp body 4 is installed; both ends of the lamp holder 1 can be detachably connected with end plates 2 for supporting the rotating shaft 3 and the lamp body 4 and forming a coating blocking effect to prevent the lamp body 4 from falling off;
the lamp body 4, the end plate 2 and the lamp groove realize relative rotation through the rotating shaft 3, so that the angle of the lamp body 4 can be adjusted, the irradiation range is changed, and the two lamp bodies 4 are arranged, so that large-area cross light emitting can be realized, and the illumination effect is enriched; the lamp body 4 is provided with the silica gel pad 41 which is abutted against the end plate 2, so that when the lamp body 4 is rotated, friction is generated between the silica gel pad 41 and the end plate 2, the silica gel pad is used for fixing the lamp body 4 at any angle, the lamp body 4 can be quickly fixed when the lamp body 4 is rotated to a required angle, and the lamp body 4 is prevented from freely rotating;
the transmission box 5 is internally provided with a linkage assembly 6, so that the two rotating shafts 3 can be driven to synchronously rotate to form a cross light emitting effect, and meanwhile, the illumination area cannot be greatly reduced; and the separating component 7 promotes the linkage component 6 to separate so as to enable the two rotating shafts 3 to rotate independently, thus the lighting area and the effect are more flexible and richer.
In some embodiments of the present invention, the edge of the lamp holder 1 is provided with a plurality of mounting holes.
According to the utility model discloses these embodiments have following beneficial effect at least: the mounting hole is convenient to be connected with the wall body, a hanging piece and the like, and is favorable for firmly fixing the utility model discloses a lighting lamp with a variable light-emitting angle, convenient maintenance and repair.
In some embodiments of the present invention, the power supply slot 11 is provided with a plurality of heat dissipation holes and heat dissipation fins.
According to the utility model discloses these embodiments have following beneficial effect at least: the heat dissipation holes are favorable for forming air flow and timely taking away heat of accessories of the driving power supply 12; the heat dissipation fins adopt a heat conduction principle, heat at the power supply groove 11 can be dissipated to the air in time, and long-term efficient and stable operation of the driving power supply 12 is guaranteed.
In some embodiments of the present invention, the power supply slot 11 is provided with a wire passing hole for passing a cable.
According to the utility model discloses these embodiments have following beneficial effect at least: the wire passing hole provides support for the cable on one hand, and on the other hand can avoid the cable from being twisted or blocked when the lamp body 4 rotates.
In some embodiments of the present invention, the inner side of the end plate 2 is provided with a limit strip for limiting the rotation angle of the lamp body 4.
According to the utility model discloses these embodiments have following beneficial effect at least: when lamp body 4 rotated to extreme angle, silica gel pad 41 and spacing butt, lamp body 4 can't continue to rotate, realizes the spacing to lamp body 4, prevents that lamp body 4 from crossing and the card is dead or drops.
In some embodiments of the present invention, the linkage assembly 6 includes a first pulley 61 coaxially connected to one of the rotating shafts 3, a spline shaft 62 is disposed in the transmission box 5, the spline shaft 62 is parallel to an axis of the first pulley 61, the spline shaft 62 is provided with a second pulley 63, the second pulley 63 is connected to the first pulley 61 through a first belt for transmission, the spline shaft 62 is longitudinally slidably connected to a first gear 64, a second gear 65 meshed with the first gear 64 is rotatably connected to the transmission box 5, the second gear 65 is coaxially connected to a third pulley 66, another one of the rotating shafts 3 is coaxially connected to a fourth pulley 67, and the fourth pulley 67 and the third pulley 66 are connected to be transmitted through a second belt; the disengagement assembly 7 causes the first gear 64 to slide longitudinally of the spline shaft 62 to disengage from the second gear 65.
According to the utility model discloses these embodiments have following beneficial effect at least: when the linkage assembly 6 plays a role, the first gear 64 is meshed with the second gear 65, power is transmitted to the first belt wheel 61, the second belt wheel 63, the first gear 64, the second gear 65, the third belt wheel 66 and the fourth belt wheel 67 from one of the rotating shafts 3 in sequence and finally transmitted to the other rotating shaft 3, synchronous rotation of the two rotating shafts 3 is realized, synchronous and opposite rotation of the two lamp bodies 4 can be realized by the arrangement mode, so that large-area crossed light emitting is realized, the lighting effect is enriched, the two lamp bodies 4 can be driven to synchronously and opposite rotate simultaneously only by rotating one of the rotating shafts 3, and the use is convenient and rapid;
when the separating assembly 7 works, the first gear 64 is promoted to slide along the longitudinal direction of the spline shaft 62 to be separated from the second gear 65, power transmission between the two rotating shafts 3 is cut off, the two rotating shafts 3 can rotate independently, and therefore the lighting area and the lighting effect are more flexible and richer.
In some embodiments of the present invention, the separating assembly 7 includes a fixing shaft disposed in the transmission case 5, the fixing shaft is parallel to the axis of the spline shaft 62, the fixing shaft is slidably connected with a separating fork 71 along the axial direction thereof, the first gear 64 is coaxially connected with a separating ring 72, and the separating fork 71 and the separating ring 72 are correspondingly connected in a clamping manner.
According to the utility model discloses these embodiments have following beneficial effect at least: when the separating assembly 7 works, the separating fork 71 needs to be shifted, and the separating fork 71 and the separating ring 72 are correspondingly clamped (a gap is reserved to prevent movement interference), and the separating ring 72 is connected with the first gear 64, so that the separating fork 71 drives the first gear 64 to slide longitudinally along the spline shaft 62 to be separated from the second gear 65, power transmission between the two rotating shafts 3 is cut off, the two rotating shafts 3 can independently rotate, and the lighting area and the lighting effect are more flexible and rich.
In some embodiments of the present invention, the rotating shaft 3 extends out of the transmission box 5 and is connected to a rotating handle, the separating fork 71 is connected to a separating rod extending out of the transmission box 5, the outer end of the separating rod is connected to a separating handle, and the transmission box 5 is provided with a sliding chute for the separating rod to slide.
According to the utility model discloses these embodiments have following beneficial effect at least: the rotating handle and the separating handle are convenient for manual operation of a user, and the device is simple in structure and convenient and quick to use.
In some embodiments of the present invention, the outside of the transmission box 5 is provided with angle scales, and the rotating handle is provided with an indicating line.
According to the utility model discloses these embodiments have following beneficial effect at least: the user can learn the turned angle of lamp body 4 directly perceivedly from the angle in the transmission box 5 outside, conveniently controls the corner.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like 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 present 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.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (9)
1. The lighting lamp with the variable light-emitting angle is characterized by comprising a lamp holder, wherein the middle part of the lamp holder bulges towards the inner side to form a power supply groove at the outer side, a driving power supply is installed in the power supply groove, and two lamp grooves are symmetrically arranged at two sides of the power supply groove at the inner side of the lamp holder; the lamp comprises a lamp holder, end plates, a rotating shaft, a cable and a driving power supply, wherein the two ends of the lamp holder can be detachably connected with the end plates, the rotating shaft is rotatably connected between the two end plates at each lamp groove, the rotating shaft is fixedly connected with a lamp body, the cable is arranged between the lamp body and the driving power supply, and the lamp body is provided with a silica gel pad abutted against the end plates; the outer side of the end plate is provided with a transmission box, and a linkage assembly for promoting the two rotating shafts to synchronously rotate and a separation assembly for promoting the linkage assembly to separate so as to independently rotate the two rotating shafts are arranged in the transmission box.
2. The light fixture with the variable light-emitting angle as claimed in claim 1, wherein the lamp holder has a plurality of mounting holes formed at an edge thereof.
3. The variable light extraction angle lighting fixture of claim 1, wherein the power supply slot has a plurality of heat dissipation holes and fins.
4. The lighting lamp with the variable light-emitting angle according to claim 1, wherein the power supply slot is provided with a wire passing hole for a cable to pass through.
5. A light fixture with variable light-emitting angle as claimed in claim 1, wherein the inner side of the end plate is provided with a limiting strip for limiting the rotation angle of the fixture.
6. The lighting lamp with the variable light-emitting angle according to claim 1, wherein the linkage assembly comprises a first pulley coaxially connected with one of the rotating shafts, a spline shaft is arranged in the transmission box, the spline shaft is parallel to the axis of the first pulley, the spline shaft is provided with a second pulley, the second pulley is connected with the first pulley through a first belt for transmission, the spline shaft is longitudinally and slidably connected with a first gear, a second gear meshed with the first gear is rotatably connected in the transmission box, the second gear is coaxially connected with a third pulley, the other rotating shaft is coaxially connected with a fourth pulley, and the fourth pulley is connected with the third pulley through a second belt for transmission; the disengagement assembly causes the first gear to slide longitudinally of the spline shaft to disengage from the second gear.
7. The light fixture with the variable light-emitting angle as claimed in claim 6, wherein the separating assembly comprises a fixed shaft disposed in the transmission case, the fixed shaft is parallel to the axis of the spline shaft, the fixed shaft is slidably connected with a separating fork along the axial direction of the fixed shaft, the first gear is coaxially connected with a separating ring, and the separating fork is correspondingly clamped with the separating ring.
8. The lighting lamp with the variable light-emitting angle according to claim 7, wherein the rotating shaft extends out of the transmission box and is connected with a rotating handle, the separating fork is connected with a separating rod extending out of the transmission box, the outer end of the separating rod is connected with a separating handle, and the transmission box is provided with a sliding groove for the separating rod to slide.
9. The light fixture with the variable light emitting angle of claim 8, wherein the transmission box is provided with angle scales on the outer side, and the rotating handle is provided with indicating lines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020952961.3U CN211976597U (en) | 2020-05-29 | 2020-05-29 | Lighting lamp with variable light-emitting angle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020952961.3U CN211976597U (en) | 2020-05-29 | 2020-05-29 | Lighting lamp with variable light-emitting angle |
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| Publication Number | Publication Date |
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| CN211976597U true CN211976597U (en) | 2020-11-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020952961.3U Active CN211976597U (en) | 2020-05-29 | 2020-05-29 | Lighting lamp with variable light-emitting angle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116557812A (en) * | 2023-07-07 | 2023-08-08 | 深圳市旺坤光电技术有限公司 | Lifting type court lamp capable of adjusting light irradiation effect |
-
2020
- 2020-05-29 CN CN202020952961.3U patent/CN211976597U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116557812A (en) * | 2023-07-07 | 2023-08-08 | 深圳市旺坤光电技术有限公司 | Lifting type court lamp capable of adjusting light irradiation effect |
| CN116557812B (en) * | 2023-07-07 | 2023-10-13 | 深圳市旺坤光电技术有限公司 | Lifting type court lamp capable of adjusting light irradiation effect |
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