CN105782739B - A kind of comprehensive LED light mechanism manually adjusted - Google Patents

A kind of comprehensive LED light mechanism manually adjusted Download PDF

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Publication number
CN105782739B
CN105782739B CN201610272379.0A CN201610272379A CN105782739B CN 105782739 B CN105782739 B CN 105782739B CN 201610272379 A CN201610272379 A CN 201610272379A CN 105782739 B CN105782739 B CN 105782739B
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China
Prior art keywords
fixed
hole
gear ring
vertical
pedestal
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Active
Application number
CN201610272379.0A
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CN105782739A (en
Inventor
付淑珍
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Jiacheng Lighting Industry Co., Ltd.
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Guangdong Jiacheng Lighting Industry Co Ltd
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Priority to CN201610272379.0A priority Critical patent/CN105782739B/en
Publication of CN105782739A publication Critical patent/CN105782739A/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/02Wall, ceiling, or floor bases; Fixing pendants or arms to the bases
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V14/00Controlling the distribution of the light emitted by adjustment of elements
    • F21V14/02Controlling the distribution of the light emitted by adjustment of elements by movement of light sources
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V15/00Protecting lighting devices from damage
    • F21V15/02Cages
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/08Devices for easy attachment to any desired place, e.g. clip, clamp, magnet
    • F21V21/0816Strap fasteners, e.g. fasteners with a buckle
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/08Devices for easy attachment to any desired place, e.g. clip, clamp, magnet
    • F21V21/096Magnetic devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/14Adjustable mountings
    • F21V21/30Pivoted housings or frames

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)

Abstract

The invention discloses a kind of comprehensive LED light mechanisms manually adjusted, including pedestal, vertical shaft is hinged on the upper surface of the pedestal, the upper end of the vertical shaft is fixed with rotating disc, the gear ring of an annular is fixed on the outer wall of the rotating disc, the side engagement of the gear ring is connected with driving rack, and the tooth-strip part and gear ring of the driving rack are in same level, and the pedestal below the meshing point of tooth-strip part and gear ring is equipped with gear ring retaining mechanism;It is fixed there are two vertical plate on the rotating disc, it is hinged with male splined shaft on the vertical plate, one of vertical plate is stretched out in one end of the male splined shaft and fixing sleeve is equipped with adjustment disk;Male splined shaft upper sleeve between two vertical plates has lamp housing, and LED lamp is equipped in the lamp housing, connection through-hole is formed on the lamp housing, is fixedly connected with internal spline tube on the connection through-hole.The irradiating angle of the present invention adjustable horizontal direction and vertical direction, and adjustable range of exposures.

Description

A kind of comprehensive LED light mechanism manually adjusted
Technical field:
The present invention relates to the technical fields of LED light manufacture, are specifically related to a kind of comprehensive LED light machine manually adjusted Structure.
Background technique:
Existing LED light is usually to be directly anchored on a position, and range of exposures and irradiating angle can not carry out It adjusts, is unable to satisfy the different needs of user, it is necessary to be improved.
In view of the above shortcomings, the designer, is actively subject to research and innovation, to found a kind of new structural full side The LED light mechanism that position manually adjusts makes it with more the utility value in industry.
Summary of the invention:
The purpose of the present invention aims to solve the problem that problem of the existing technology, provides a kind of adjustable horizontal direction and vertical The irradiating angle in direction, and the comprehensive LED light mechanism manually adjusted of adjustable range of exposures.
The present invention relates to a kind of comprehensive LED light mechanism manually adjusted, including pedestal, cut with scissors on the upper surface of the pedestal It is connected to vertical shaft, the upper end of the vertical shaft is fixed with rotating disc, and an annular is fixed on the outer wall of the rotating disc Gear ring, the side engagement of the gear ring are connected with driving rack, and the tooth-strip part and gear ring of the driving rack are in same level On face, the pedestal below the meshing point of the tooth-strip part and gear ring is equipped with gear ring retaining mechanism, the gear ring retaining mechanism packet Fixing seat, two locking units on the fixing seat arranged symmetrically are included, forms downwardly projecting consolidate in the middle part of fixing seat Determine block, the fixed block is fixed on the upper surface of pedestal, and there are two symmetrically vertical relative to fixed block for molding in fixing seat Through-hole, the locking unit include the check lock lever being arranged in the vertical through-hole, the locking for being fixed on the check lock lever bottom Block, the reset spring for being set in check lock lever lower end and the permanent magnetic iron block for being fixed on the latch segment bottom, the permanent magnetic iron block are inhaled Be attached on the upper surface of pedestal, on the upper surface of the lower end fixed locking block of the reset spring, upper end be fixed on fixing seat On bottom surface, reset spring is in tensional state;
It is fixed there are two vertical plate on the rotating disc, male splined shaft, the male splined shaft are hinged on the vertical plate One end stretch out one of vertical plate and fixing sleeve is equipped with adjustment disk, formed on the adjustment disk multiple arranged in a ring Grafting through-hole forms a groove on the vertical plate side wall of adjustment disk side, and one is formed in the bottom interior wall of the groove and is inserted Access slot is plugged with gag lever post corresponding with the grafting through-hole in the inserting groove, and one end of the gag lever post, which is arranged with, stretches Contracting spring, one end of the adjustable spring is fixed on the side wall of inserting groove, the other end is fixed on the outer wall of gag lever post;Two Male splined shaft upper sleeve between vertical plate has lamp housing, and LED lamp is equipped in the lamp housing, is formed on the lamp housing Connect through-hole, be fixedly connected with internal spline tube on the connection through-hole, the internal spline tube sleeve on the male splined shaft simultaneously It is matched with male splined shaft.
By above-mentioned technical proposal, in the use of the present invention, by pushing driving rack, so that driving rack drives rotation Ring gear against rotation on disk, to drive turn disc, to realize the intracorporal LED lamp of lamp housing on rotating disc in level side The adjusting for realizing irradiating angle upwards, to when being adjusted to suitable irradiating angle, by by the locking unit of gear ring retaining mechanism Permanent magnet blocks firmly above mention so that permanent magnet blocks are not adsorbed on pedestal, the effect of the reset spring stretched at this time in script Under, latch segment moves up, and drives check lock lever to move up in the vertical through-hole of fixing seat, two symmetrical check lock levers are upward Movement is until sleeve at the meshing point of gear ring and driving rack, thus locks gear ring and driving rack, so that the position of rotating disc Fixation is set, thus the irradiating angle of fixed LED lamp in the horizontal direction;When needing to adjust LED lamp in the vertical direction When irradiating angle, only need to stir adjustment disk, adjustment disk drives male splined shaft to rotate on vertical plate, thus drive lamp housing and LED lamp rotates in the vertical direction, to when being adjusted to suitable irradiating angle, by pulling gag lever post, so that gag lever post will Adjustable spring is stretched and is moved from inside to outside in the inserting groove of vertical plate upper groove, until one end of gag lever post is plugged on adjustment disk In grafting through-hole corresponding with gag lever post position, gag lever post can not move under the limit of inserting groove, thus to the position of adjustment disk It sets and is limited, thus the irradiating angle of fixed LED lamp in the vertical direction;When adjustment LED lamp is on male splined shaft When range of exposures, only lamp housing need to be pushed, lamp housing connects internal spline tube in through-hole and male splined shaft by being fixed on it Cooperation so that lamp housing moved back on male splined shaft it is dynamic, so as to adjust the range of exposures of LED lamp.
Through the above scheme, LED light mechanism of the invention can manually adjust LED lamp in the horizontal direction and vertical direction Irradiating angle, and adjustable range of exposures realizes comprehensive adjusting, adjusts simple and convenient.
As a preference of the above scheme, on lifting seat, the lifting seat is fixed on bottom for the driving rack setting On seat, the upper surface for being lifted seat forms guide groove, and the lower part of driving rack is arranged in the guide groove, and the one of driving rack End forms driving handle.According to the above scheme, make driving rack in the guide groove of lifting seat by operating the driving handle Interior back-and-forth motion to drive the ring gear against rotation engaged with driving rack, and then drives turn disc.
As a preference of the above scheme, in the lower part of lamp housing, the upper end of lamp housing is set the connection forming through holes There is implosion guard cover board, the LED lamp setting is between the implosion guard cover board and connection through-hole.
As a preference of the above scheme, the upper surface of the rotating disc is fixed with control host, the control host In be equipped with the battery that is connected and control mainboard, the connecting line of the LED lamp are connected with the control mainboard.
As a preference of the above scheme, one end of the gag lever post is stretched out the groove of vertical plate and is led to the grafting Hole is corresponding.
As a preference of the above scheme, the multiple grafting through-hole is evenly distributed on adjustment disk in a ring.
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention, And can be implemented in accordance with the contents of the specification, the following is a detailed description of the preferred embodiments of the present invention and the accompanying drawings.
Detailed description of the invention:
The following drawings are only intended to schematically illustrate and explain the present invention, not delimit the scope of the invention.Wherein:
Fig. 1 is the structural diagram of the present invention;
Fig. 2 is the partial structural diagram of Fig. 1;
Fig. 3 is the side view of Fig. 2;
Fig. 4 is the partial sectional view of Fig. 1;
Fig. 5 is the partial structural diagram of the cross-sectional view of the line A-A in Fig. 4;
Fig. 6 is another partial sectional view of Fig. 1;
Fig. 7 is the structural schematic diagram in the present invention between driving rack and lifting seat.
Specific embodiment:
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Implement below Example is not intended to limit the scope of the invention for illustrating the present invention.
Referring to Fig. 1 to Fig. 3, the comprehensive LED light mechanism manually adjusted of one kind of the present invention, including pedestal 10, institute It states and is hinged with vertical shaft 20 on the upper surface of pedestal, the upper end of the vertical shaft is fixed with rotating disc 30, the rotating disc Outer wall on be fixed with one annular gear ring 31, the gear ring side engagement is connected with driving rack 40, the driving rack Tooth-strip part and gear ring 31 be in same level, the tooth-strip part is equipped with the pedestal 10 below the meshing point of gear ring 31 Gear ring retaining mechanism 50, the gear ring retaining mechanism 50 include fixing seat 51, two locks on the fixing seat arranged symmetrically Tight unit 52, the middle part of fixing seat 51 form downwardly projecting fixed block 511, and the fixed block is fixed on the upper end of pedestal 10 On face, there are two relative to fixed block, symmetrically vertical through-hole 512, the locking unit 52 include setting for molding in fixing seat 51 In the vertical through-hole 512 check lock lever 521, be fixed on the check lock lever bottom latch segment 522, be set in check lock lever under The reset spring 523 at end and the permanent magnetic iron block 524 for being fixed on the latch segment bottom, the permanent magnetic iron block are adsorbed on pedestal 10 On upper surface, on the upper surface of the lower end fixed locking block 522 of the reset spring 523, upper end be fixed on the bottom of fixing seat 51 On face, reset spring 523 is in tensional state.
It is fixed there are two vertical plate 32 on the rotating disc 30 referring to Fig. 1, Fig. 6, external splines is hinged on the vertical plate Axis 60, one of vertical plate 32 is stretched out in one end of the male splined shaft and fixing sleeve is equipped with adjustment disk 70, on the adjustment disk Multiple grafting through-holes 71 arranged in a ring are formed, the multiple grafting through-hole is evenly distributed in a ring on adjustment disk 70, A groove 321 is formed on 32 side wall of vertical plate of 71 side of adjustment disk, forms a grafting in the bottom interior wall of the groove Slot 322, gag lever post 80 corresponding with the grafting through-hole 71 is plugged in the inserting groove, and one end of the gag lever post is stretched out The groove 321 of vertical plate 32 is simultaneously corresponding with the grafting through-hole 71, and one end of gag lever post 80 is arranged with adjustable spring 81, described to stretch One end of contracting spring is fixed on the side wall of inserting groove 322, the other end is fixed on the outer wall of gag lever post 80.
Referring to Fig. 1, Fig. 4, Fig. 5,60 upper sleeve of male splined shaft between two vertical plates 32 has lamp housing 90, the lamp housing It is equipped with LED lamp 91 in vivo, connection through-hole 911 is formed on the lamp housing, the connection forming through holes are in lamp housing 90 Lower part, the upper end of lamp housing 90 are equipped with implosion guard cover board 92, the setting of LED lamp 91 the implosion guard cover board 92 with It connects between through-hole 911, connects and be fixedly connected with internal spline tube 93 on through-hole, the internal spline tube sleeve is in the male splined shaft It is matched on 60 and with male splined shaft 60, the upper surface of the rotating disc 30, which is fixed with, controls host 33, in the control host Equipped with the battery (not shown) and control mainboard (not shown) being connected, the connecting line 912 of the LED lamp 91 and the control Mainboard processed is connected.
Referring to Fig. 7, the setting of driving rack 40 is on lifting seat 41, and the lifting seat is fixed on pedestal 10, lifting The upper surface of seat 41 forms guide groove 411, and the lower part of driving rack 40 is arranged in the guide groove 411, driving rack 40 One end form driving handle 42.
The present invention in the specific implementation, by push driving rack 40 so that driving rack drive rotating disc 30 on tooth 31 rotation of circle, to drive rotating disc 30 to rotate, to realize LED lamp 91 in the lamp housing 90 on rotating disc 30 in level The adjusting that irradiating angle is realized on direction, to when being adjusted to suitable irradiating angle, by by the locking of gear ring retaining mechanism 50 The permanent magnet blocks 524 of unit 52 firmly above mention, so that permanent magnet blocks 524 are not adsorbed on pedestal 10, stretch at this time in script Under the action of reset spring 523, latch segment 522 is moved up, and drives check lock lever 521 in the vertical through-hole 512 of fixing seat 51 Move up, two symmetrical check lock levers 521 be move upwardly until sleeve at the meshing point of gear ring 51 and driving rack 40, by This locking gear ring 31 and driving rack 40, so that the position of rotating disc 30 is fixed, so that fixed LED lamp 91 is in the horizontal direction Irradiating angle.
When needing to adjust the irradiating angle of LED lamp 91 in the vertical direction, adjustment disk 70, adjustment disk band need to be only stirred Dynamic male splined shaft 60 rotates on vertical plate 32, to drive lamp housing 90 and LED lamp 91 to rotate in the vertical direction, to tune It is whole to suitable irradiating angle when, by pulling gag lever post 80, so that adjustable spring 81 is stretched and in vertical plate 32 by gag lever post The inserting groove 322 of upper groove 321 moves from inside to outside, until one end of gag lever post 80 is plugged on adjustment disk 70 and gag lever post 80 It sets in corresponding grafting through-hole 81, gag lever post 80 can not move under the limit of inserting groove 322, thus to the position of adjustment disk 70 It is limited, thus the irradiating angle of fixed LED lamp 91 in the vertical direction.
When adjusting range of exposures of the LED lamp 91 on male splined shaft 60, lamp housing 90 need to be only pushed, lamp housing 90 is logical It crosses and is fixed on its cooperation for connecting the internal spline tube 93 and male splined shaft 60 in through-hole 911, so that lamp housing 90 is in male splined shaft Move back and forth on 60, so as to adjust the range of exposures of LED lamp 91.
In conclusion LED light mechanism of the invention can manually adjust LED lamp in the horizontal direction with the photograph of vertical direction Firing angle degree, and adjustable range of exposures, realize comprehensive adjusting, adjust simple and convenient.
The comprehensive LED light mechanism manually adjusted provided by the present invention, only a specific embodiment of the invention, but this The protection scope of invention is not limited thereto, anyone skilled in the art the invention discloses technical scope It is interior, it can easily think of the change or the replacement, should all cover within that scope of the present invention.Therefore, protection scope of the present invention is answered It is subject to the scope of protection of the claims.

Claims (4)

1. a kind of comprehensive LED light mechanism manually adjusted, including pedestal (10), it is characterised in that:
It is hinged with vertical shaft (20) on the upper surface of the pedestal (10), the upper end of the vertical shaft is fixed with rotating disc (30), the gear ring (31) of an annular is fixed on the outer wall of the rotating disc, the side engagement of the gear ring is connected with driving cog Item (40), the tooth-strip part of the driving rack and gear ring (31) are in same level, the tooth-strip part and gear ring (31) Pedestal (10) below meshing point is equipped with gear ring retaining mechanism (50), and the gear ring retaining mechanism includes fixing seat (51), right Claim two locking units (52) arranged on the fixing seat, fixing seat forms downwardly projecting fixed block in the middle part of (51) (511), the fixed block is fixed on the upper surface of pedestal (10), and there are two relative to fixed block for molding in fixing seat (51) (511) symmetrical vertical through-hole (512), the locking unit (52) include the locking being arranged in the vertical through-hole (512) Bar (521), the latch segment (522) for being fixed on the check lock lever bottom, the reset spring (523) for being set in check lock lever lower end and solid It is scheduled on the permanent magnetic iron block (524) of the latch segment bottom, the permanent magnetic iron block is adsorbed on the upper surface of pedestal (10), described multiple Position spring (523) lower end fixed locking block (522) upper surface on, upper end be fixed on the bottom surface of fixing seat (51), reset Spring (523) is in tensional state;
There are two being fixed on the rotating disc (30) vertical plate (32), it is hinged with male splined shaft (60) on the vertical plate, it is described One of vertical plate (32) is stretched out in one end of male splined shaft and fixing sleeve is equipped with adjustment disk (70), forms on the adjustment disk Multiple grafting through-holes (71) arranged in a ring form a groove on vertical plate (32) side wall of adjustment disk (70) side (321), it forms an inserting groove (322), is plugged in the inserting groove logical with the grafting in the bottom interior wall of the groove The corresponding gag lever post (80) in hole (71), one end of the gag lever post are arranged with adjustable spring (81), and the one of the adjustable spring End is fixed on the side wall of inserting groove (322), the other end is fixed on the outer wall of gag lever post (80);Between two vertical plates (32) Male splined shaft (60) upper sleeve have lamp housing (90), be equipped with LED lamp (91) in the lamp housing, formed on the lamp housing Have connection through-hole (911), be fixedly connected with internal spline tube (93) on the connection through-hole, the internal spline tube sleeve is described outer It is matched on splined shaft (60) and with male splined shaft (60);
In lifting seat (41), the lifting seat is fixed on pedestal (10), is lifted seat (41) for driving rack (40) setting Upper surface form guide groove (411), the setting of the lower part of driving rack (40) is in the guide groove (411), driving rack (40) one end forms driving handle (42);
Connection through-hole (911) is molded over the lower part of lamp housing (90), and the upper end of lamp housing is equipped with implosion guard cover board (92), The LED lamp (91) setting the implosion guard cover board (92) with connect between through-hole (911).
2. the comprehensive LED light mechanism manually adjusted according to claim 1, it is characterised in that: the rotating disc (30) Upper surface be fixed with control host (33), be equipped with the battery that is connected and control mainboard, the LED in the control host The connecting line (912) of lamp body (91) is connected with the control mainboard.
3. the comprehensive LED light mechanism manually adjusted according to claim 1, it is characterised in that: the gag lever post (80) One end stretch out the groove (321) of vertical plate (32) and corresponding with grafting through-hole (71).
4. the comprehensive LED light mechanism manually adjusted according to claim 1, it is characterised in that: the multiple grafting is logical Hole (71) is evenly distributed in a ring on adjustment disk (70).
CN201610272379.0A 2016-04-27 2016-04-27 A kind of comprehensive LED light mechanism manually adjusted Active CN105782739B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610272379.0A CN105782739B (en) 2016-04-27 2016-04-27 A kind of comprehensive LED light mechanism manually adjusted

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610272379.0A CN105782739B (en) 2016-04-27 2016-04-27 A kind of comprehensive LED light mechanism manually adjusted

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CN105782739A CN105782739A (en) 2016-07-20
CN105782739B true CN105782739B (en) 2019-01-08

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107023770A (en) * 2017-06-05 2017-08-08 佛山科瑞菲新能源科技有限公司 A kind of hand adjustable LED desk lamp

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100757756B1 (en) * 2007-06-26 2007-09-11 (주)삼진이아이씨 Rail-type elevating lighting tower
US20100254147A1 (en) * 2009-04-03 2010-10-07 Frank Tsao Lighting fixture with angle adjustment arrangement
CN204313119U (en) * 2014-12-10 2015-05-06 深圳市迪尚一电子科技有限公司 A kind of biological growth lamp
CN204806093U (en) * 2015-06-16 2015-11-25 悉地(北京)国际建筑设计顾问有限公司 Rotatory lamps and lanterns
CN205579202U (en) * 2016-04-27 2016-09-14 付淑珍 LED lamp mechanism of all -round manual regulation

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100757756B1 (en) * 2007-06-26 2007-09-11 (주)삼진이아이씨 Rail-type elevating lighting tower
US20100254147A1 (en) * 2009-04-03 2010-10-07 Frank Tsao Lighting fixture with angle adjustment arrangement
CN204313119U (en) * 2014-12-10 2015-05-06 深圳市迪尚一电子科技有限公司 A kind of biological growth lamp
CN204806093U (en) * 2015-06-16 2015-11-25 悉地(北京)国际建筑设计顾问有限公司 Rotatory lamps and lanterns
CN205579202U (en) * 2016-04-27 2016-09-14 付淑珍 LED lamp mechanism of all -round manual regulation

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