CN116293574B - Multifunctional universal adjusting device - Google Patents
Multifunctional universal adjusting device Download PDFInfo
- Publication number
- CN116293574B CN116293574B CN202310204320.8A CN202310204320A CN116293574B CN 116293574 B CN116293574 B CN 116293574B CN 202310204320 A CN202310204320 A CN 202310204320A CN 116293574 B CN116293574 B CN 116293574B
- Authority
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- China
- Prior art keywords
- rod
- connecting rod
- rotating
- bottom plate
- bull stick
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000005286 illumination Methods 0.000 claims abstract description 48
- 239000000463 material Substances 0.000 claims abstract description 27
- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 244000309464 bull Species 0.000 claims abstract description 21
- 230000001681 protective effect Effects 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 125000003003 spiro group Chemical group 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/14—Adjustable mountings
- F21V21/30—Pivoted housings or frames
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V15/00—Protecting lighting devices from damage
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/02—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages with provision for adjustment
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V3/00—Globes; Bowls; Cover glasses
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention relates to the field of illumination, in particular to a multifunctional universal adjusting device. The invention provides a multifunctional universal adjusting device for adjusting illumination directions at various angles. The utility model provides a multi-functional universal adjusting device, includes bottom plate, connecting rod, rotates piece and material pole etc. that the bull stick rotation type is connected in the bottom plate front side, and the bull stick articulates in the connecting rod middle part simultaneously, rotates the piece rotation and connects in the connecting rod left side, and the material pole rotation type is connected on rotating the piece, still includes to carry out spacing gliding stop gear to the bull stick and can place the thing mechanism of putting of LED light. Be provided with rotatable bull stick, connecting rod and material pole, through rotating it, realize multi-angle, diversified adjustment light angle, not only solved the fixed back illumination angle of traditional LED light too little problem, more through simple and easy operation adjustment, let the LED light have the dead angle illumination, for living convenience.
Description
Technical Field
The invention relates to the field of illumination, in particular to a multifunctional universal adjusting device.
Background
The LED illuminating lamp is an illuminating lamp made of LEDs. The LED is called a fourth-generation illumination light source or a green light source, has the characteristics of energy conservation, environmental protection, long service life, small volume and the like, and can be widely applied to various fields of indication, display, decoration, backlight source, common illumination, urban night scenes and the like.
The LED illuminating lamps in the prior market are various, in places such as dormitory and the like where power is off at night, people often use rechargeable LED lamps without punching, and most of the lamps are fixed in a magnetic or double-sided adhesive tape bonding mode when in use, so that the LED illuminating lamps can be single in illuminating direction, and the illuminating direction cannot be adjusted at any time.
Disclosure of Invention
In order to overcome the defect that the conventional LED illuminating lamp does not have the function of multi-angle adjustment so as to be inconvenient, the invention provides a multifunctional universal adjusting device for adjusting illumination directions at various angles.
The utility model provides a multi-functional universal adjusting device, includes bottom plate, bolt, bull stick, connecting rod, rotates piece and material pole, and bottom plate upper portion is the flat angle and buckles, and bolt spiro union is on bottom plate upper portion, and the bull stick is rotationally connected in the bottom plate front side, and the bull stick articulates simultaneously in the connecting rod middle part, rotates the piece and rotates to connect in the connecting rod left side, and the material pole is rotationally connected on rotating the piece, optionally, still includes to carry out spacing gliding stop gear to the bull stick and can place the thing mechanism of putting of LED light.
Optionally, stop gear includes limiting plate, first dwang, the second dwang, mounting and reset spring, limiting plate rigid coupling is on bottom plate front side upper portion and has seted up the spacing groove, the bull stick passes through the spacing groove and slides on the limiting plate, first dwang one end swivelling joint is in the bottom plate left side, the other end is articulated with the second dwang, the second dwang is swivelling joint on the bull stick simultaneously, the fixed slot has been seted up on the connecting rod, the mounting embedding is just slided in bottom plate upper left side, be connected with reset spring between mounting and the bottom plate, the mounting is spacing fixed to the connecting rod through the fixed slot, through upwards rotating first dwang, first dwang will drive the second dwang and rotate, simultaneously the bull stick is slided through the spacing groove left side under the second dwang drives, after the connecting rod rotates to promote reset spring compression, the mounting will carry out spacing fixed through the fixed slot to the connecting rod, then carry out the taking of light through rotating the material pole.
Optionally, put thing mechanism includes illumination support, ratchet wheel, the fixture block that resets and put the thing pole, illumination support symmetry and swivelling joint are on the material pole right side, ratchet wheel rigid coupling is on illumination support, and be located illumination support and material pole junction, the fixture block rigid coupling that resets is on the material pole, illumination support front end cavity, put thing pole sliding connection and just can rotate at illumination support front end, when a plurality of lights need be placed or taken, can rotate the illumination support, then carry out spacing fixedly to ratchet wheel through the fixture block that resets, thereby fix illumination support, then will put the thing pole and slide out by illumination support again, because of putting thing pole front end and being provided with the hole groove, the LED light can be embedded and place wherein.
Optionally, still include supporting mechanism, supporting mechanism includes vaulting pole and rack, and the vaulting pole rotates to set up on the illumination support, is located illumination support coincidence in material pole one side, and material pole relevant position is provided with the rack, rotates the illumination support ideal angle back, through rotating the vaulting pole to with rack joint, can carry out spacing fixed to the illumination support this moment.
Optionally, still include fixture, fixture includes the grip slipper, the gag lever post, the grip slipper, rotate the seat, connecting rod and torsion spring, the grip slipper is connected at putting thing pole top, rotate the seat rotation setting on the grip slipper, be connected with torsion spring between grip slipper and the rotation seat, it has centrosymmetric connecting rod to rotate the seat articulated, the connecting rod articulates simultaneously has the grip slipper, the grip slipper symmetry is provided with the gag lever post, the grip slipper slides and in the gag lever post, when need carry out the centre gripping to the LED light, push away the grip slipper dorsad, under the effect of rotation seat and connecting rod, the grip slipper slides to both sides simultaneously, after accomplishing the LED light and place, stop pushing the grip slipper, the rotation seat will reset under torsion spring effect and rotate, the grip slipper will slide in opposite directions at this moment, it slides in putting the thing pole to set up the grip slipper to optimize, can dismantle as required.
Optionally, still include the safety cover, the safety cover passes through the support rotation setting on the bottom plate, through rotating the safety cover, can cover the protection to this device, opens when needs.
Through the scheme, the beneficial effects achieved by the invention are as follows:
1. be provided with rotatable bull stick, connecting rod and material pole, through rotating it, realize multi-angle, diversified adjustment light angle, not only solved the fixed back illumination angle of traditional LED light too little problem, more through simple and easy operation adjustment, let the LED light have the dead angle illumination, for living convenience.
2. Be provided with rotatable illumination support and slidable and put thing pole, further enlarge the operable length of this device to satisfy bigger life demand, through putting the thing pole, can place all kinds of LED lights like rectangular shape etc. the LED light is along with taking, easy and simple to handle, the practicality is strong.
3. The optimization is provided with the safety cover, when this device need not to use, rotates the safety cover and seals the protection, reduces the occupation in space when not hindering daily activity, and the safety cover of being convenient for open also provides convenience for illumination at any time.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of the present invention.
Fig. 3 is a schematic perspective view of the base plate, bolts, etc. according to the present invention.
Fig. 4 is a schematic perspective view of the rotating rod, the connecting rod, etc. of the present invention.
Fig. 5 is a schematic perspective view of a limiting mechanism according to the present invention.
Fig. 6 is a schematic perspective view of the storage mechanism of the present invention.
Fig. 7 is a schematic perspective view of the ratchet wheel and the reset fixture of the present invention.
Fig. 8 is a schematic perspective view of the storage pole and the lighting bracket of the present invention.
Fig. 9 is a schematic perspective view of the supporting mechanism of the present invention.
Fig. 10 is a schematic perspective view of a clamping mechanism according to the present invention.
Fig. 11 is a schematic perspective view of a clamping block, a rotating seat and the like according to the present invention.
Fig. 12 is a schematic perspective view of a protective cover of the present invention.
Marked in the figure as: 1-bottom plate, 2-bolt, 3-bull stick, 301-connecting rod, 302-rotating piece, 303-material pole, 304-fixed slot, 4-stop gear, 401-limiting plate, 402-stop slot, 403-first rotating rod, 404-second rotating rod, 405-fixing piece, 406-reset spring, 5-thing mechanism, 501-lighting support, 502-ratchet gear, 503-reset fixture block, 504-thing pole, 6-supporting mechanism, 601-stay bar, 602-rack, 7-clamping mechanism, 701-clamping seat, 702-limiting rod, 703-clamping block, 704-rotating seat, 705-connecting rod, 706-torsion spring, 8-safety cover.
Detailed Description
The invention will be further described with reference to examples of embodiments shown in the drawings.
Example 1
The utility model provides a multi-functional universal adjusting device, as shown in fig. 1-12, including bottom plate 1, bolt 2, bull stick 3, connecting rod 301, rotation piece 302 and material pole 303, bottom plate 1 upper portion is flat angle and buckles, bolt 2 spiro union is on bottom plate 1 upper portion, bull stick 3 swivelling joint is in bottom plate 1 front side, bull stick 3 articulates in connecting rod 301 middle part simultaneously, rotation piece 302 swivelling joint is in connecting rod 301 left side, material pole 303 swivelling joint is on rotation piece 302, still include carry out spacing gliding stop gear 4 and can place the thing mechanism 5 of putting of LED light to bull stick 3.
As shown in fig. 2 and 5, the limiting mechanism 4 includes a limiting plate 401, a first rotating rod 403, a second rotating rod 404, a fixing member 405 and a return spring 406, the limiting plate 401 is fixedly connected to the upper portion of the front side of the bottom plate 1 and is provided with a limiting groove 402, the rotating rod 3 slides on the limiting plate 401 through the limiting groove 402, one end of the first rotating rod 403 is rotationally connected to the left side of the bottom plate 1, the other end of the first rotating rod is hinged to the second rotating rod 404, the second rotating rod 404 is simultaneously rotationally connected to the rotating rod 3, a fixing groove 304 is provided on the connecting rod 301, the fixing member 405 is embedded in and slides to the left upper side of the bottom plate 1, a return spring 406 is connected between the fixing member 405 and the bottom plate 1, the fixing member 405 is used for limiting and fixing the connecting rod 301 through the fixing groove 304, the first rotating rod 403 is rotated upwards, the first rotating rod 403 drives the second rotating rod 404 to rotate, and simultaneously the rotating rod 3 slides leftwards through the limiting groove 402, after the connecting rod 301 is compressed by pushing the return spring 406, the fixing member 405 is used for limiting and fixing the connecting rod 301 through the fixing member 304, and then the material is taken by the rotating rod.
As shown in fig. 2, 6, 7 and 8, the object placing mechanism 5 comprises an illumination bracket 501, a ratchet gear 502, a reset fixture block 503 and an object placing rod 504, wherein the illumination bracket 501 is symmetrically and rotationally connected to the right side of the material rod 303, the ratchet gear 502 is fixedly connected to the illumination bracket 501 and is positioned at the connection position of the illumination bracket 501 and the material rod 303, the reset fixture block 503 is fixedly connected to the material rod 303, the front end of the illumination bracket 501 is hollow, the object placing rod 504 is slidably connected to the front end of the illumination bracket 501 and can rotate, when a plurality of illumination lamps are required to be placed or taken, the illumination bracket 501 can rotate, and then the ratchet gear 502 is limited and fixed through the reset fixture block 503, so that the illumination bracket 501 is fixed, then the object placing rod 504 slides out of the illumination bracket 501, and the front end of the object placing rod 504 is provided with a hole slot, and the LED illumination lamp can be embedded and placed therein.
Example 2
On the basis of embodiment 1, as shown in fig. 2 and 9, the illumination device further comprises a supporting mechanism 6, the supporting mechanism 6 comprises a supporting rod 601 and a rack 602, the supporting rod 601 is rotatably arranged on the illumination support 501 and located on one side of the illumination support 501, the illumination support 501 is overlapped with the material rod 303, the rack 602 is arranged at a corresponding position of the material rod 303, and after the illumination support 501 is rotated by an ideal angle, the supporting rod 601 is rotated to be clamped with the rack 602, so that the illumination support 501 can be limited and fixed at the moment.
As shown in fig. 2, 10 and 11, the LED illuminating lamp fixture further comprises a clamping mechanism 7, the clamping mechanism 7 comprises a clamping seat 701, a limiting rod 702, a clamping block 703, a rotating seat 704, a connecting rod 705 and a torsion spring 706, the clamping seat 701 is connected to the top of the article placing rod 504, the rotating seat 704 is rotatably arranged on the clamping seat 701, the torsion spring 706 is connected between the clamping seat 701 and the rotating seat 704, the rotating seat 704 is hinged with a connecting rod 705 with central symmetry, the connecting rod 705 is simultaneously hinged with the clamping block 703, the clamping seat 701 is symmetrically provided with the limiting rod 702, the clamping block 703 slides in the limiting rod 702, when the LED illuminating lamp is required to be clamped, the clamping block 703 is pushed away back, under the action of the rotating seat 704 and the connecting rod 705, the clamping block 703 slides towards both sides simultaneously, after the placement of the LED illuminating lamp is completed, the pushing of the clamping block 703 is stopped, the rotating seat 701 is reset to rotate under the action of the torsion spring 706, at the moment, the clamping block 703 slides towards the opposite direction, the clamping block 703 slides in the article placing rod 504, and can be disassembled according to the requirement.
As shown in fig. 12, the device further comprises a protective cover 8, the protective cover 8 is rotatably arranged on the bottom plate 1 through a bracket, and the device can be covered and protected by rotating the protective cover 8, and can be opened when required.
The foregoing examples have shown only the preferred embodiments of the invention, which are described in more detail and are not to be construed as limiting the scope of the invention. It should be noted that modifications, improvements and substitutions can be made by those skilled in the art without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (4)
1. The utility model provides a multi-functional universal adjusting device, including bottom plate (1), bolt (2), bull stick (3), connecting rod (301), rotating piece (302) and material pole (303), bolt (2) spiro union is on bottom plate (1) upper portion, bull stick (3) swivelling joint is in bottom plate (1) front side, bull stick (3) articulate simultaneously in connecting rod (301) middle part, rotating piece (302) swivelling joint is in connecting rod (301) left side, material pole (303) swivelling joint is on rotating piece (302), its characterized in that still includes spacing mechanism (4) that carry out spacing slip to bull stick (3) and can place the thing mechanism (5) of putting of LED light; stop gear (4) are including limiting plate (401), first dwang (403), second dwang (404), mounting (405) and reset spring (406), limiting plate (401) rigid coupling is in bottom plate (1) front side upper portion and offered spacing groove (402), bull stick (3) slide on limiting plate (401) through spacing groove (402), first dwang (403) one end swivelling joint is in bottom plate (1) left side, the other end articulates with second dwang (404), the second
The rotating rod (404) is simultaneously connected to the rotating rod (3) in a rotating way, the connecting rod (301) is provided with a fixing groove (304), a fixing piece (405) is embedded into and slides on the left upper side of the bottom plate (1), and a return spring (406) is connected between the fixing piece (405) and the bottom plate (1); the storage mechanism (5) comprises an illumination support (501), ratchet gears (502), reset clamping blocks (503) and a storage rod (504), wherein the illumination support (501) is symmetrically and rotationally connected to the right side of the material rod (303), the ratchet gears (502) are fixedly connected to the illumination support (501) and are located at the joint of the illumination support (501) and the material rod (303), the reset clamping blocks (503) are fixedly connected to the material rod (303), and the storage rod (504) is slidably connected to the front end of the illumination support (501).
2. The multifunctional universal adjusting device according to claim 1, further comprising a supporting mechanism (6), wherein the supporting mechanism (6) comprises a supporting rod (601) and a rack (602), the supporting rod (601) is rotatably arranged on the illumination support (501), and the rack (602) is arranged at the corresponding position of the material rod (303).
3. The multifunctional universal adjusting device according to claim 2, further comprising a clamping mechanism (7), wherein the clamping mechanism (7) comprises a clamping seat (701), a limiting rod (702), a clamping block (703), a rotating seat (704), a connecting rod (705) and a torsion spring (706), the clamping seat (701) is connected to the top of the object placing rod (504), the rotating seat (704) is rotatably arranged on the clamping seat (701), the torsion spring (706) is connected between the clamping seat (701) and the rotating seat (704), the rotating seat (704) is hinged with the connecting rod (705) with central symmetry, the connecting rod (705) is simultaneously hinged with the clamping block (703), the clamping seat (701) is symmetrically provided with the limiting rod (702), and the clamping block (703) slides in the limiting rod (702).
4. A multifunctional universal adjusting device according to claim 3, further comprising a protective cover (8), the protective cover (8) being rotatably arranged on the base plate (1) by means of a bracket.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202310204320.8A CN116293574B (en) | 2023-03-06 | 2023-03-06 | Multifunctional universal adjusting device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202310204320.8A CN116293574B (en) | 2023-03-06 | 2023-03-06 | Multifunctional universal adjusting device |
Publications (2)
Publication Number | Publication Date |
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CN116293574A CN116293574A (en) | 2023-06-23 |
CN116293574B true CN116293574B (en) | 2023-10-13 |
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CN202310204320.8A Active CN116293574B (en) | 2023-03-06 | 2023-03-06 | Multifunctional universal adjusting device |
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CN106287520A (en) * | 2016-08-25 | 2017-01-04 | 太仓市普利照明电器有限公司 | A kind of multiplex illuminator for lathe |
CN206130629U (en) * | 2016-11-09 | 2017-04-26 | 昆明市使乐玩具厂 | Universal lighting apparatus angles night |
CN209370919U (en) * | 2019-03-05 | 2019-09-10 | 章芳羽 | A kind of desk lamp with folding bookcase |
CN209458716U (en) * | 2019-02-12 | 2019-10-01 | 浙江工业职业技术学院 | A kind of Course of Industrial Design Teaching LED illumination lamp |
CN214094122U (en) * | 2020-12-11 | 2021-08-31 | 宏力照明集团有限公司 | Illuminating lamp with adjustable illuminating angle |
CN215764843U (en) * | 2021-08-12 | 2022-02-08 | 南京嘉视信电子有限公司 | Multi-angle LED illuminating lamp |
CN216769341U (en) * | 2022-01-18 | 2022-06-17 | 北京远瞻照明设计有限公司 | Tree-shaped illuminating lamp |
CN217402346U (en) * | 2022-06-15 | 2022-09-09 | 宁波圣亚光电科技有限公司 | LED lamp with adjustable illumination angle |
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DE202008017923U1 (en) * | 2008-06-20 | 2010-11-04 | Trumpf Medizin Systeme Gmbh + Co. Kg | Operating light with suspension device |
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2023
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DE202007004088U1 (en) * | 2007-03-20 | 2007-06-06 | Gies, Johannes | Lamp e.g. wall lamp, for use in e.g. camper, has head that is connected with telescopic tube via hinged part, where telescopic tube and support arm are connected with wall mounting via swivel device |
CN106287520A (en) * | 2016-08-25 | 2017-01-04 | 太仓市普利照明电器有限公司 | A kind of multiplex illuminator for lathe |
CN206130629U (en) * | 2016-11-09 | 2017-04-26 | 昆明市使乐玩具厂 | Universal lighting apparatus angles night |
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CN209370919U (en) * | 2019-03-05 | 2019-09-10 | 章芳羽 | A kind of desk lamp with folding bookcase |
CN214094122U (en) * | 2020-12-11 | 2021-08-31 | 宏力照明集团有限公司 | Illuminating lamp with adjustable illuminating angle |
CN215764843U (en) * | 2021-08-12 | 2022-02-08 | 南京嘉视信电子有限公司 | Multi-angle LED illuminating lamp |
CN216769341U (en) * | 2022-01-18 | 2022-06-17 | 北京远瞻照明设计有限公司 | Tree-shaped illuminating lamp |
CN217402346U (en) * | 2022-06-15 | 2022-09-09 | 宁波圣亚光电科技有限公司 | LED lamp with adjustable illumination angle |
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