Rotary power connection structure and lamp with adjustable irradiation angle

Abstract

The utility model provides a rotary power connection structure and a lamp with an adjustable irradiation angle. The rotary power connection structure comprises a first shell, a second shell and a power connection assembly. The first shell and the second shell are coaxially arranged, and the first shell is rotationally connected to the second shell with the axis as a rotating shaft. The power connection assembly comprises a first power connection disc and a second power connection disc. The first power connection disc is connected to the first shell, a plurality of power connection rings arranged at intervals are electrically connected to the first power connection disc, and each power connection ring and the first shell are coaxially arranged. The second power connection disc is connected to the second shell, a plurality of electric contact pieces are electrically connected to the second power connection disc, the electric contact pieces and the power connection rings are arranged in a one-to-one correspondence mode, each electric contact piece abuts against the corresponding power connection ring, and each electric contact piece is arranged on the corresponding power connection ring in a rolling mode. According to the rotary power connection structure, abrasion can be well reduced, and then the adjusting stability of the irradiation angle can be well ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to lamp technical field especially is a kind of rotating power connection structure and the lamp of adjustable irradiation angle. BACKGROUND

[0002] Technical progress, market demand and user experience upgrade jointly promote the development of intelligent lamp, especially the lamp of irradiation angle automation control, the lamp of irradiation angle automation control combines intelligent technology and mechanical control high-end lighting equipment, can automatically adjust the irradiation angle of lamp according to demand, will be widely applied in business, home, stage and other fields, and since the irradiation angle of intelligent control lamp generally needs two motors to control, such as the utility model patent application with application No. CN202323536153.1, it controls rotation angle by stopper to reduce knot, but it can cause rotation angle to be interfered and cannot realize 360 ° rotation, therefore, existing power connection disc is used to maintain the operation of motor to avoid connection line knot, such as application No. CN202321020109.2, it is realized by elastic contact piece abutting on power connection plate to take power, but its elastic contact piece can cause the abrasion of power connection plate to be greater, and then easily cause poor electrical contact, affect the stability of angle adjustment of lamp. SUMMARY

[0003] The utility model aims at overcoming the insufficient in prior art, provide a kind of rotating power connection structure and the lamp of adjustable irradiation angle, which can better reduce abrasion, and then can better ensure the stability of irradiation angle adjustment.

[0004] The utility model aims at overcoming the insufficient in prior art, provide a kind of rotating power connection structure and the lamp of adjustable irradiation angle, which can better reduce abrasion, and then can better ensure the stability of irradiation angle adjustment.

[0005] A kind of rotating power connection structure, including first shell and second shell, the first shell is coaxially arranged with the second shell, and the first shell is rotatably connected on the second shell with axis as rotation axis, the rotating power connection structure further includes power connection component;

[0006] The power connection component includes:

[0007] First power connection disc, the first power connection disc is connected on the first shell, and a plurality of interval settings power connection rings are electrically connected on the first power connection disc, each power connection ring is coaxially arranged with the first shell;

[0008] Second power connection disc, the second power connection disc is connected on the second shell, and a plurality of electric contact pieces are electrically connected on the second power connection disc, a plurality of electric contact pieces are one-to-one arranged with a plurality of power connection rings, each electric contact piece is abutted on corresponding power connection ring, and each electric contact piece can be rollably arranged on corresponding power connection ring.

[0009] In one of the embodiments, the number of the electrical contact elements is greater than the number of the electrical contact rings, and at least two of the electrical contact elements are arranged to abut on at least one of the electrical contact rings.

[0010] In one of the embodiments, at least two of the electrical contact elements are arranged to abut on each of the electrical contact rings.

[0011] In one of the embodiments, each of the electrical contact elements comprises an electrical connecting portion and an electrical rolling portion, the electrical connecting portion is electrically connected to the second electrical contact disc, the electrical rolling portion is arranged to roll on a side of the electrical connecting portion away from the second electrical contact disc, and the electrical rolling portion at least partially protrudes from the electrical connecting portion and abuts on the corresponding electrical contact ring.

[0012] In one of the embodiments, each of the electrical contact elements further comprises an electrical elastic portion, one end of the electrical elastic portion is electrically connected to the second electrical contact disc, and the other end of the electrical elastic portion is electrically connected to the electrical connecting portion.

[0013] In one of the embodiments, each of the electrical contact elements further comprises a guide portion, the guide portion is electrically connected to the second electrical contact disc, the electrical elastic portion is arranged to be extendable and retractable in the guide portion, the electrical connecting portion is slidably connected to the guide portion in a direction towards or away from the second electrical contact disc, and the electrical rolling portion at least partially protrudes from the guide portion and abuts on the corresponding electrical contact ring.

[0014] When the electrical connecting portion slides in a direction towards the second electrical contact disc, the electrical elastic portion retracts, and when the electrical connecting portion slides in a direction away from the second electrical contact disc, the electrical elastic portion extends.

[0015] In one of the embodiments, the electrical connecting portion is an elastic electrical connecting portion, one end of the electrical connecting portion away from the second electrical contact disc is provided with a rolling groove, the electrical rolling portion is clamped in the rolling groove, and the electrical rolling portion is arranged to roll in the rolling groove.

[0016] In one of the embodiments, the first electrical contact disc is provided with a first light avoiding hole, and each of the electrical contact rings is arranged to avoid the first light avoiding hole.

[0017] The second electrical contact disc is provided with a second light avoiding hole, each of the electrical contact elements is arranged to avoid the second light avoiding hole, and the first light avoiding hole and the second light avoiding hole are arranged oppositely to allow light to propagate at the first light avoiding hole and the second light avoiding hole.

[0018] The illumination angle adjustable lamp comprises a first motor and the rotating power connection structure in any one of the embodiments, the first motor is connected to the first shell, and the first motor is electrically connected with the first power connection disc.

[0019] In one of the embodiments, the illumination angle adjustable lamp further comprises a second motor connected to the second shell, the first shell is connected with an engaging ring, the engaging ring is coaxially arranged on the second shell, and a power output end of the second motor is engaged with the engaging ring to drive the first shell to rotate relative to the second shell with the axis as the rotation axis.

[0020] Compared with the prior art, the illumination angle adjustable lamp has at least the following advantages:

[0021] The rotating power connection structure of the illumination angle adjustable lamp is coaxially arranged on the first shell and the second shell, the first power connection disc and the second power connection disc are respectively connected to the first shell and the second shell, a plurality of spaced power connection rings are electrically connected to the first power connection disc, each power connection ring is coaxially arranged on the first shell, the second power connection disc is connected to the second shell, a plurality of electric contact pieces are electrically connected to the second power connection disc, and the plurality of electric contact pieces are one-to-one corresponding and abutting the plurality of power connection rings. The effective power taking of the motor during the illumination angle adjustment of the lamp is realized. Each electric contact piece can be rollingly arranged on the corresponding power connection ring. When the first shell rotates relative to the second shell, the electric contact piece on the second power connection disc rolls on the corresponding power connection ring, the friction between the electric contact piece and the power connection ring is effectively reduced, the wear of the electric contact piece and the power connection ring is effectively reduced, and the stability of the illumination angle adjustment of the lamp is effectively ensured. BRIEF DESCRIPTION OF DRAWINGS

[0022] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the following will briefly introduce the drawings needed in the embodiments. It should be understood that the following drawings only show some embodiments of the present application, and should not be regarded as a limitation on the scope. For those skilled in the art, other related drawings can also be obtained without creative labor.

[0023] Figure 1 The structure diagram of the illumination angle adjustable lamp of an embodiment of the present application is shown in the figure.

[0024] Figure 2 The structure diagram of the rotating power connection structure of an embodiment of the present application is shown in the figure. Figure 1 The cross-sectional view of the illumination angle adjustable lamp is shown in the figure.

[0025] Figure 3 The structure diagram of the rotating power connection structure of an embodiment of the present application is shown in the figure.

[0026] Figure 4 FIG. 6 is a cross-sectional view of the rotating electrical connection structure shown in FIG. 5; Figure 3

[0027] Figure 5 FIG. 7 is an exploded view of the rotating electrical connection structure shown in FIG. 5; Figure 3

[0028] Figure 6 FIG. 8 is a partial view of the rotating electrical connection structure shown in FIG. 5; Figure 3

[0029] Figure 7 FIG. 9 is another partial cross-sectional view of the rotating electrical connection structure shown in FIG. 5; Figure 3

[0030] Figure 8 FIG. 10 is a partial view of a rotating electrical connection structure according to another embodiment of the present application;

[0031] Figure 9 FIG. 11 is another partial view of the rotating electrical connection structure shown in FIG. 10. Figure 8 DETAILED DESCRIPTION

[0032] In order to facilitate the understanding of the present application, a more complete description of the present application will be provided below with reference to the accompanying drawings. The preferred embodiments of the present application are shown in the drawings. However, the present application can be realized in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that the disclosure of the present application can be more thoroughly and completely understood.

[0033] It should be noted that when an element is referred to as being "on" another element, it can be directly on the other element or intervening elements can 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 can also be present. The terms "vertical", "horizontal", "left", "right" and similar expressions as used herein are for the purpose of illustration only and are not intended to limit the present application.

[0034] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the present application belongs. The terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and / or" includes any and all combinations of one or more of the associated listed items.

[0035] The present application provides a lamp with adjustable illumination angle. Please refer to Figure 1 , Figure 2 and Figure 5 ​​​​​The illuminating angle adjustable lamp of one embodiment comprises the rotating power connection structure 10 and the first motor 20 connected to the first shell 100 and electrically connected to the first power connection disc 310.

[0036] The illuminating angle adjustable lamp adopts the rotating power connection structure 10, which preferably ensures the stability of the adjustment of the illuminating angle of the illuminating angle adjustable lamp.

[0037] Please refer to Figure 1 , Figure 2 and Figure 5 In one of the embodiments, the illuminating angle adjustable lamp further comprises the second motor 20 connected to the second shell 200, the first shell 100 is connected with the engaging ring 350 coaxially arranged with the second shell 200, and the power output end of the second motor 20 is engaged with the engaging ring 350 to drive the first shell 100 to rotate relative to the second shell 200 with the axis as the rotation axis, which preferably ensures the intelligent rotation effectiveness of the first shell 100 relative to the second shell 200.

[0038] The application further provides a rotating power connection structure. The rotating power connection structure comprises a first shell, a second shell and a power connection assembly. The first shell is coaxially arranged with the second shell, and the first shell is rotatably connected to the second shell with the axis as the rotation axis. The power connection assembly comprises a first power connection disc and a second power connection disc. The first power connection disc is connected to the first shell, and a plurality of power connection rings are electrically connected to the first power connection disc at intervals. Each power connection ring is coaxially arranged with the first shell. The second power connection disc is connected to the second shell, and a plurality of electric contact pieces are electrically connected to the second power connection disc. The plurality of electric contact pieces are arranged one by one corresponding to the plurality of power connection rings. Each electric contact piece is rollably arranged on the corresponding power connection ring.

[0039] The rotating power connection structure makes the first shell coaxially arranged with the second shell, and the first power connection disc and the second power connection disc are respectively connected to the first shell and the second shell. The first power connection disc is electrically connected to a plurality of power connection rings arranged at intervals. Each power connection ring is coaxially arranged with the first shell. The second power connection disc is connected to the second shell, and a plurality of electric contact pieces are electrically connected to the second power connection disc. The plurality of electric contact pieces are arranged one by one corresponding to the plurality of power connection rings. When the illuminating angle of the lamp is adjusted, the electric motor effectively takes power. Each electric contact piece is rollably arranged on the corresponding power connection ring. When the first shell rotates relative to the second shell, the electric contact piece on the second power connection disc rolls on the corresponding power connection ring, effectively reducing the friction between the electric contact piece and the power connection ring, thereby preferably reducing the wear of the electric contact piece and the power connection ring, and preferably ensuring the stability of the adjustment of the illuminating angle of the lamp.

[0040] In order to better understand the rotating power connection structure of the present application, the rotating power connection structure of the present application is further explained as follows:

[0041] Please refer to Figures 3 to 6 The rotating power connection structure 10 of one embodiment comprises a first shell 100, a second shell 200 and a power connection assembly 300. The first shell 100 is coaxially arranged with the second shell 200, and the first shell 100 is rotatably connected to the second shell 200 with the axis as the rotation axis. The power connection assembly 300 comprises a first power connection disc 310 and a second power connection disc 320. The first power connection disc 310 is connected to the first shell 100, and a plurality of power connection rings 330 are electrically connected to the first power connection disc 310 and are arranged at intervals. Each power connection ring 330 is coaxially arranged with the first shell 100. The second power connection disc 320 is connected to the second shell 200, and a plurality of electric contact pieces 340 are electrically connected to the second power connection disc 320. The plurality of electric contact pieces 340 are arranged one by one corresponding to the plurality of power connection rings 330. Each electric contact piece 340 abuts against the corresponding power connection ring 330, and each electric contact piece 340 is rollably arranged on the corresponding power connection ring 330.

[0042] The rotating power connection structure 10 described above makes the first shell 100 coaxially arranged with the second shell 200, and the first power connection disc 310 and the second power connection disc 320 are respectively connected to the first shell 100 and the second shell 200. The first power connection disc 310 is electrically connected to a plurality of power connection rings 330 arranged at intervals, and each power connection ring 330 is coaxially arranged with the first shell 100. The second power connection disc 320 is connected to the second shell 200, and a plurality of electric contact pieces 340 are electrically connected to the second power connection disc 320. The plurality of electric contact pieces 340 are arranged one by one corresponding to the plurality of power connection rings 330. This realizes effective power taking of the motor when the illumination angle of the lamp is adjusted. Each electric contact piece 340 is rollably arranged on the corresponding power connection ring 330, that is, the electric contact piece 340 drives the electric contact piece 340 on the second power connection disc 320 to roll on the corresponding power connection ring 330 when the first shell 100 rotates relative to the second shell 200. This effectively reduces the friction between the electric contact piece 340 and the power connection ring 330, and further better reduces the wear of the electric contact piece 340 and the power connection ring 330, and better ensures the stability of the illumination angle adjustment of the lamp.

[0043] Please refer to Figures 3 to 6 In one embodiment, the number of electric contact pieces 340 is greater than the number of power connection rings 330, and at least two electric contact pieces 340 are arranged on at least part of the power connection rings 330. This further improves the power taking stability, and further ensures the stability of the illumination angle adjustment of the lamp.

[0044] Please refer to Figures 3 to 6In one of the embodiments, at least two electrical contact elements 340 are arranged on each electrical contact ring 330, which further improves the stability of power supply and further ensures the stability of the illumination angle adjustment of the lamp.

[0045] Please refer to Figures 5 to 7 In one of the embodiments, each electrical contact element 340 comprises an electrical connecting part 341 and an electrical rolling part 342. The electrical connecting part 341 is electrically connected to the second electrical contact disc 320. The electrical rolling part 342 is arranged on the side of the electrical connecting part 341 away from the second electrical contact disc 320. The electrical rolling part 342 at least partially protrudes from the electrical connecting part 341 and abuts against the corresponding electrical contact ring 330. This preferably ensures the rollable connection between the electrical contact element 340 and the corresponding electrical contact ring 330, which further preferably ensures the reduction of wear of the electrical contact element 340 and the electrical contact ring 330, and further ensures the stability of the illumination angle adjustment of the lamp.

[0046] Please refer to Figures 5 to 7 In one of the embodiments, each electrical contact element 340 further comprises an electrical elastic part 343. One end of the electrical elastic part 343 is electrically connected to the second electrical contact disc 320. The other end of the electrical elastic part 343 is electrically connected to the electrical connecting part 341. This further improves the stability of power supply and further ensures the stability of the illumination angle adjustment of the lamp.

[0047] Please refer to Figures 5 to 7 In one of the embodiments, each electrical contact element 340 further comprises a guide part 344. The guide part 344 is electrically connected to the second electrical contact disc 320. The electrical elastic part 343 is telescopically arranged in the guide part 344. The electrical connecting part 341 is slidingly connected to the guide part 344 in the direction of approaching or moving away from the second electrical contact disc 320. The electrical rolling part 342 at least partially protrudes from the guide part 344 and abuts against the corresponding electrical contact ring 330. Further, when the electrical connecting part 341 slides in the direction of approaching the second electrical contact disc 320, the electrical elastic part 343 contracts. When the electrical connecting part 341 slides in the direction of moving away from the second electrical contact disc 320, the electrical elastic part 343 extends. This further improves the stability of power supply and further ensures the stability of the illumination angle adjustment of the lamp.

[0048] Please refer to Figures 8 to 9 In one of the embodiments, the electrical connecting part 341 is an elastic electrical connecting part. The end of the electrical connecting part 341 away from the second electrical contact disc 320 is provided with a rolling groove 301. The electrical rolling part 342 is clamped in the rolling groove 301 and is rollably arranged in the rolling groove 301. This further improves the stability of power supply and further ensures the stability of the illumination angle adjustment of the lamp.

[0049] Please refer to Figures 3 to 5In one of the embodiments, the first electricity receiving disc 310 is provided with a first light avoiding hole 302, and each electricity receiving ring 330 is arranged away from the first light avoiding hole 302. Further, the second electricity receiving disc 320 is provided with a second light avoiding hole 303, and each electricity contact piece 340 is arranged away from the second light avoiding hole 303. The first light avoiding hole 302 and the second light avoiding hole 303 are oppositely arranged to allow light to propagate at the first light avoiding hole 302 and the second light avoiding hole 303, and better ensure the light emitting effect of the lamp.

[0050] Compared with the prior art, the utility model has at least the following advantages:

[0051] The rotating electricity receiving structure 10 of the utility model makes the first shell 100 and the second shell 200 coaxially arranged, and the first electricity receiving disc 310 and the second electricity receiving disc 320 are respectively connected to the first shell 100 and the second shell 200. The first electricity receiving disc 310 is electrically connected with a plurality of interval arranged electricity receiving rings 330, and each electricity receiving ring 330 is coaxially arranged with the first shell 100. The second electricity receiving disc 320 is connected to the second shell 200, and the second electricity receiving disc 320 is electrically connected with a plurality of electricity contact pieces 340. The plurality of electricity contact pieces 340 are one-to-one corresponding and abutting arranged with the plurality of electricity receiving rings 330, which realizes the effective power taking of the motor when the illumination angle of the lamp is adjusted. Each electricity contact piece 340 can be rollably arranged on the corresponding electricity receiving ring 330. When the first shell 100 rotates relative to the second shell 200, the electricity contact piece 340 on the second electricity receiving disc 320 rolls on the corresponding electricity receiving ring 330, effectively reducing the friction between the electricity contact piece 340 and the electricity receiving ring 330, and further better reducing the abrasion of the electricity contact piece 340 and the electricity receiving ring 330, and better ensuring the stability of the illumination angle adjustment of the lamp.

[0052] The above embodiments only express several implementation manners of the utility model, and the description is more specific and detailed, but it cannot be understood as the limitation of the utility model patent scope. It should be pointed out that for ordinary skilled in the art, without departing from the concept of the utility model, a number of modifications and improvements can be made, which belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent should be subject to the appended claims.

Claims

1. A rotary power connection structure comprising a first housing and a second housing, said first housing being coaxially arranged with said second housing, and said first housing being rotatably connected to said second housing with an axis as a rotation axis, characterized in that, The rotating power connection structure further comprises a power connection assembly; The power connection assembly comprises: a first power connection disc connected to the first housing, the first power connection disc being electrically connected with a plurality of power connection rings arranged at intervals, each of the power connection rings being coaxially arranged with the first housing; a second power connection disc connected to the second housing, the second power connection disc being electrically connected with a plurality of electric contact elements, the plurality of electric contact elements being arranged one by one with the plurality of power connection rings, each of the electric contact elements abutting on the corresponding power connection ring, and each of the electric contact elements being rollably arranged on the corresponding power connection ring.

2. The rotating electrical connection structure of claim 1, wherein The number of the electric contact elements is greater than the number of the power connection rings, and at least two electric contact elements are arranged on at least part of the power connection rings.

3. The rotating electrical connection structure of claim 2, wherein At least two electric contact elements are arranged on each of the power connection rings.

4. The rotating electrical connection structure of claim 1, wherein Each of the electric contact elements comprises an electric connection part and an electric rolling part, the electric connection part being electrically connected to the second power connection disc, the electric rolling part being rollably arranged on the side of the electric connection part away from the second power connection disc, and the electric rolling part at least partially protruding from the electric connection part and abutting on the corresponding power connection ring.

5. The rotating electrical connection structure of claim 4, wherein, Each of the electric contact elements further comprises an electric elastic part, one end of the electric elastic part being electrically connected to the second power connection disc, and the other end of the electric elastic part being electrically connected to the electric connection part.

6. The rotating electrical connection structure of claim 5, wherein, Each of the electric contact elements further comprises a guide part, the guide part being electrically connected to the second power connection disc, the electric elastic part being telescopically arranged in the guide part, the electric connection part being slidably connected to the guide part in the direction of approaching or moving away from the second power connection disc, the electric rolling part at least partially protruding from the guide part and abutting on the corresponding power connection ring. When the electric connection part slides in the direction of approaching the second power connection disc, the electric elastic part contracts, and when the electric connection part slides in the direction of moving away from the second power connection disc, the electric elastic part elongates.

7. The rotating electrical connection structure of claim 4, wherein The electric connection part is an elastic electric connection part, one end of the electric connection part away from the second power connection disc is provided with a rolling groove, the electric rolling part is clamped in the rolling groove, and the electric rolling part is rollably arranged in the rolling groove.

8. The rotating electrical connection structure of claim 1, wherein The first power connection disc is provided with a first light avoidance hole, and each of the power connection rings is arranged in avoidance of the first light avoidance hole. The second power connection disc is provided with a second light avoidance hole, each of the electric contact elements is arranged in avoidance of the second light avoidance hole, and the first light avoidance hole and the second light avoidance hole are oppositely arranged to allow light to propagate at the first light avoidance hole and the second light avoidance hole.

9. A luminaire with adjustable illumination angle, characterized in that The rotating power connection structure comprises a first motor and the rotating power connection structure according to any one of claims 1 to 8, the first motor being connected to the first housing and electrically connected with the first power connection disc.

10. The illumination angle adjustable luminaire of claim 9, wherein, The illumination angle-adjustable lamp further comprises a second motor connected to the second shell, the first shell is connected with an engaging ring coaxially arranged with the second shell, and a power output end of the second motor is engaged with the engaging ring to drive the first shell to rotate relative to the second shell with the axis as the rotation axis.

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