EP4350207A1 - Leuchte - Google Patents

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Publication number
EP4350207A1
EP4350207A1 EP22815304.5A EP22815304A EP4350207A1 EP 4350207 A1 EP4350207 A1 EP 4350207A1 EP 22815304 A EP22815304 A EP 22815304A EP 4350207 A1 EP4350207 A1 EP 4350207A1
Authority
EP
European Patent Office
Prior art keywords
lamp body
lamp
limiting member
cover ring
optical element
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.)
Pending
Application number
EP22815304.5A
Other languages
English (en)
French (fr)
Inventor
Qi'e YU
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.)
Opple Lighting Co Ltd
Suzhou Op Lighting Co Ltd
Original Assignee
Opple Lighting Co Ltd
Suzhou Op Lighting Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from CN202121245022.6U external-priority patent/CN214790763U/zh
Priority claimed from CN202121245110.6U external-priority patent/CN214790709U/zh
Priority claimed from CN202121245113.XU external-priority patent/CN214790710U/zh
Application filed by Opple Lighting Co Ltd, Suzhou Op Lighting Co Ltd filed Critical Opple Lighting Co Ltd
Publication of EP4350207A1 publication Critical patent/EP4350207A1/de
Pending legal-status Critical Current

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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
    • F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
    • F21V14/02—Controlling the distribution of the light emitted by adjustment of elements by movement of light sources
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • F21S8/02—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters
    • F21S8/026—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters intended to be recessed in a ceiling or like overhead structure, e.g. suspended ceiling
    • 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
    • F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
    • F21V17/16—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting
    • F21V17/164—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting the parts being subjected to bending, e.g. snap joints

Definitions

  • the present application relates to a technical field of lighting, in particular to a lamp.
  • lamps are developing towards lighter weight and compactness.
  • electric wires of existing spotlights need to be fixed by additionally using a dedicated crimping parts for wire fixation, which increases the cost.
  • the lamp body is relatively fixed and cannot be disassembled or difficult to be disassemble, so that it is necessary to dissemble a cover ring along with the lamp body, which is extremely inconvenient and easy to damage the ceiling, further results in it impossible for a secondary installation.
  • an angle of the spotlight is adjustable, which allows for flexibility and multiformity of the spotlight.
  • the lamp will be rotated unrestrictedly and the electric wires will be twisted, which will lead to safety hazards.
  • lamps provided with limiting structures are all assembled by adding extra components, which increases the cost and may also destroy the original overall appearance of the lamps.
  • the purpose of the present application is to provide a lamp and make the internal structure of the lamp compact, and to improve maintenance efficiency and safety.
  • the present application provides a lamp, the lamp includes a lamp body and a cover ring sleeved on an outer side of a bottom of the lamp body, the lamp body is rotatable relative to the cover ring, and an outer side wall of the bottom of the lamp body is provided with a first limiting member extending horizontally, the first limiting member is configured to limit a position of the lamp body in a vertical direction; the first limiting member is provided with a second limiting member protruding outwardly; an inner side wall of the cover ring is provided with a third limiting member corresponding to the second limiting member; in a case that the lamp body is rotated relative to the cover ring, the second limiting member and the third limiting member are interfered with each other to prevent the lamp body from rotating unrestrictedly.
  • the inner side wall of the cover ring is provided with a boss which is annular and protruded, the boss is abutted against the first limiting member, and the third limiting member is arranged below the boss.
  • At least one first limiting member is provided, the at least one first limiting member is provided with the second limiting member, and only one of the at least one first limiting member is provided with the second limiting member; the lamp body is unidirectionally rotatable relative to the cover ring by a maximum angle of 0 degree to 354 degrees.
  • the lamp body is provided with a deformable first elastic member, the first elastic member is connected to the cover ring; the lamp further comprises a secondary optical element arranged inside the lamp body, an opening of the secondary optical element faces downwards, and an outer peripheral wall of the secondary optical element is provided with a second elastic member extending towards the lamp body; the first elastic member is correspondingly provided with a cooperating member which is clamp-fitted with the second elastic member to fix the secondary optical element inside the lamp body; a groove which is annular is formed at an inner side of the bottom of the cover ring, and a bottom of the secondary optical element is limited and accommodated in the groove.
  • the lamp body comprises an upper shell, a light source assembly and a lower shell; the light source assembly is arranged between the upper shell and the lower shell; a cavity is formed inside the lower shell and configured to allow light from the light source assembly to exit therethrough; and both the first limiting member and the second limiting member are arranged on an outer side wall of the lower shell.
  • the present application provides a lamp, the lamp includes a lamp body and a light source assembly arranged inside the lamp body, in which the light source assembly comprises a base substrate, a fixing bracket and a power line, the base substrate and the fixing bracket are fixedly connected to clamp and fix the power line between the base substrate and the fixing bracket.
  • the fixing bracket is arranged below the base substrate, and one side of the fixing bracket is formed with a concave part which is recessed downwardly; the concave part is configured to accommodate the power line, a sawtooth structure abutted against the power line is arranged in the concave part, and the sawtooth structure is configured to prevent the power line from moving; two sides of the concave part are also provided with a locking part respectively, and a locking hole is formed in the locking part so that the concave part is locked and fixed with the lamp body by using a locking member to pass through the locking hole.
  • a wire outlet hole is formed between the base substrate and the concave part, and the power line extends out of the lamp body through the wire outlet hole; two sides of the concave part are provided with a cantilever connected with the fixing bracket respectively, and the concave part is elastically deformable relative to the fixing bracket through the cantilever.
  • the lamp body comprises an upper shell and a lower shell which are arranged one above another;
  • the light source assembly is arranged between the upper shell and the lower shell, a bottom of the upper shell is provided with an abutment surface,
  • the fixing bracket is connected with the abutment surface to clamp and fix the base substrate between the fixing bracket and the abutment surface;
  • two sides of the concave part are connected with the abutment surface through the locking part respectively to clamp and fix the power line between the abutment surface and the concave part.
  • a heat dissipation assembly connected with the light source assembly is arranged in the upper shell, and the heat dissipation assembly comprises a plurality of fins; in a case that the fixing bracket is connected to the abutment surface, the abutment surface is abutted against the base substrate.
  • an upper end of the upper shell is provided with a wire outlet slot, the wire outlet slot is formed at a side edge of the upper shell; one end of the power line is welded and fixed on the base substrate, and the other end of the power line passes through the wire outlet hole and the upper shell until extending out of the lamp body along the wire outlet slot.
  • the light source assembly further comprises a primary optical element, a cavity is formed in the lower shell and configured to allow light from the light source assembly to exit therethrough, and the primary optical element is arranged in the cavity.
  • the present application further provides a lamp, and the lamp includes a lamp body and a cover ring assembled and fixed with the lamp body, in which the lamp body is provided with a first elastic member, and the lamp body is detachably connected with the cover ring through the first elastic member; a bottom of the first elastic member is formed with an operating member which is bent inwardly; and in a case that the operating member is pressed, the first elastic member is separated from the cover ring so that the lamp body is separated from the cover ring.
  • an inner side wall of the cover ring is provided with a boss which is annular and protruded
  • an outer wall surface of the first elastic member is provided with a clamping member which is clamp-fitted with the boss;
  • the boss is configured to support the clamping member so as to install and fix the lamp body in the cover ring;
  • the boss and the clamping member are provided with guide slopes cooperated with each other; the clamping member is pressed against the boss along the guide slopes from a position under the boss until moving to a position above the boss, so that an upper surface of the boss is abutted against a lower surface of the clamping member.
  • the lamp further includes a secondary optical element arranged inside the lamp body, an opening of the secondary optical element faces downwards, and an outer peripheral wall of the secondary optical element is provided with a second elastic member extending towards the lamp body; the first elastic member is provided with a cooperating member which is clamp-fitted with the second elastic member to fix the secondary optical element inside the lamp body; the outer peripheral wall of the secondary optical element is further formed with a foolproof strip arranged in a vertical direction, and an inner side wall of the lamp body is correspondingly provided with a foolproof groove opened along the vertical direction; the foolproof groove is configured for the foolproof strip to be inserted therein, so that the secondary optical element is installed on the lamp body in an unique way.
  • the present application achieves the following beneficial effects: an operating member that is bent inwardly is arranged at the bottom of the first elastic member, so that the lamp body can be separated from the cover ring by using the operating member, which allows for the lamp body to be installed and disassembled conveniently and reduces the damage to the installation surface. Moreover, with the arrangement of the limiting structures, an excessive rotation of the lamp body is prevented, and the safety is improved. By using the fixing bracket as a wire fixer structure and by additionally providing the sawtooth structure, the stability of wire fixation is improved, and the number of the components is reduced. Correspondingly, the structure is compact, simple, and reliable. The present application is not only applicable to lamps, but also applicable to downlights and various embedded-installation lamps.
  • the present application reveals a lamp 100.
  • the lamp 100 is provided with a connection structure, which is convenient for installation and disassembly and can be used in spotlights.
  • the connection structure can also be used in other forms of lamps, which is neither described in details here nor is limited.
  • a specific structure of the lamp 100 will be described in details with reference to the case where the connection structure is applied in the lamp 100 by way of example.
  • the lamp 100 includes a lamp body 10 and a cover ring 20.
  • the lamp body 10 includes an upper shell 11, a light source assembly 12 and a lower shell 13, which are arranged sequentially from top to bottom.
  • the upper shell 11 and the lower shell 13 are fastened with each other by bolts, and the light source assembly 12 is arranged between the upper shell 11 and the lower shell 13.
  • the upper shell 11 and the lower shell 13 can also be fastened with each other by means of a clamping structure or a threaded structure, which is not limited herein.
  • an interior of the upper shell 11 is provided with a heat dissipation assembly 111 connected with the light source assembly 12.
  • the upper shell 11 is cylindrical in shape, and the heat dissipation assembly 111 is arranged inside the cylindrical upper shell 11.
  • the heat dissipation assembly 111 includes a plurality of fins (not labeled), the plurality of fins are parallel to each other and arranged in a vertical direction, so as to increase a contact area with air to improve the capacity of heat exchange.
  • the heat dissipation assembly 111 may further include a heat dissipation fan (not shown), the heat dissipation fan is arranged in the fin and configured to enhance a heat dissipation effect that is act on the light source assembly 12.
  • the lower shell 13 is also cylindrical in shape, and a radius of the lower shell 13 is greater than that of the upper shell 11, so that the upper shell 11 is partially nested in the lower shell 13.
  • a cavity is formed in the lower shell 13 and configured to allow light from the light source assembly 12 to exit therethrough.
  • the light source assembly 12 includes a base substrate 121, a light source (not shown), a fixing bracket 122, a power line 123 and a primary optical element 124 which are sequentially arranged from top to bottom.
  • the light source is arranged under the base substrate 121, and light emitted from the light source is irradiated downwardly.
  • the fixing bracket 122 is correspondingly provided with a light exiting hole 1227 for the light emitted from the light source to exit.
  • a bottom of the upper shell 11 is provided with an abutment surface 112 to be cooperated with the fixing bracket 122, and the abutment surface 112 is provided with an installation hole, and the installation hole can be a screw hole or a wire hole through which the power line 123 passes.
  • the fixing bracket 122 is configured to clamp the base substrate 121 between the abutment surface 112 and the fixing bracket 122, a rear surface of the base substrate 121 is attached with the upper shell 11, and a thermal conductive silicone grease can be coated between the base substrate 121 and the upper shell 11 to enhance the heat dissipation effect.
  • the base substrate 121 can also be spaced apart from the upper shell 11.
  • the light source can be a combination of multiple LEDs or a COB light source
  • the primary optical element 124 can be a lens module configured to collect light and improve light efficiency, which can be particularly set as required and will not be limited herein.
  • the primary optical element 124 is arranged in the cavity, and is arranged directly below the light exiting hole 1227, so that the light emitted by the light source passes through the primary optical element 124 to be irradiated towards the outside of the lamp 100.
  • the base substrate 121 and the fixing bracket 122 are fixedly connected with each other by a fastener (not labeled), which can be a bolt or other structures.
  • a fastener (not labeled)
  • One end of the power line 123 is welded and fixed below the base substrate, and extends out of the base substrate 121.
  • the fixing bracket 122 is configured to install the base substrate 121, and to clamp and arrange the power line 123 between the base substrate 121 and the fixing bracket 122 to achieve a wire fixation of the power line 123.
  • the fixing bracket 122 is arranged below the base substrate 121, and one side of the fixing bracket 122 is provided with a wire fixing member 1221 formed by extending downwardly for fixing the power line 123. Further, the wire fixing member 1221 is partially cut away to expose a welding window of the base substrate 121, through which the power line 123 can be welded onto the base substrate 121 or a welding joint can be repaired.
  • the wire fixing member 1221 is recessed downwardly from a plane where the fixing bracket 122 is located, to form a concave part 1222 for accommodating the power line 123.
  • the concave part 1222 Two sides of the concave part 1222 are provided with a locking part 1226 respectively, and the concave part 1222 is connected to the abutment surface 112 through the locking part 1226 to clamp and arrange the power line 123 between the abutment surface 112 and the concave part 1222.
  • the locking parts 1226 are arranged on two sides of the concave part, and locking holes are formed in the locking parts 1226, so that the concave part 1222 and the abutment surface 112 can be locked and fixed with each other by using locking members to pass through the locking holes.
  • the fins are perpendicular to the abutment surface 112 and are arranged above the abutment surface 112.
  • the fixing bracket 122 When the fixing bracket 122 is connected to the abutment surface 112, the abutment surface 112 is abutted against the base substrate 121, that is, the heat generated by the base substrate 121 is transferred to the abutment surface 112 and the fins in sequence to complete the heat dissipation.
  • the fixing bracket 122 can also be arranged above the base substrate 121; correspondingly, the power line 123 is connected to the above of the base substrate 121, and the concave part 1222 can be recessed upwardly, which can be particularly arranged as required and will not be limited herein.
  • a wire outlet hole 1223 is formed between and enclosed by the base substrate 121 and the concave part 1222, and the power line 123 extends out of the lamp body through the wire outlet hole 1223.
  • Two sides of the concave part 1222 are provided with a cantilever 1224 respectively, and the concave part 1222 is connected to the fixing bracket 122 through the cantilevers 1224.
  • the concave part 1222 is elastically deformable relative to the fixing bracket 122 by means of the cantilever 1224, so as to be adapted to the shape of the power line 123, thereby improving the structural stability.
  • the fixing bracket 122 is also provided with reinforcing ribs (not labeled) to further enhance the structural strength.
  • the concave part 1222 is provided with a sawtooth structure 1225 abutted against the power line 123.
  • the sawtooth structure 1225 increases a friction between the power line 123 and the concave part 1222 to prevent the power line 123 from moving.
  • the sawtooth structure 1225 can also be arranged at other position(s) between the power line 123 and the base substrate 121 or the fixing bracket 122, which can be particularly set as required and will not be limited herein.
  • an accommodating cavity for accommodating the fixing bracket 122 and the base substrate 121 is formed between and enclosed by the abutment surface 112 and an inner side wall of the upper shell 11.
  • the fixing bracket 122 is fixed in the accommodating cavity of the upper shell 11 through a fastener.
  • the abutment surface 112, the fixing bracket 122 and the lower shell 13 are respectively provided with a plurality of corresponding installation holes for fastening, and the fastener is provided in the installation holes for installing from top to bottom.
  • the fastener passes through the abutment surface and the fixing bracket 122 from the above of the upper shell 11 until entering the lower shell 13, so that the base substrate 121 is closely engaged with the abutment surface 112, the wire fixing member 1221 is closely engaged with the abutment surface 112 to fix the power line 123, and the light source is closely engaged and aligned with the primary optical element 124, thereby completing the assembly of the lamp 100.
  • an upper end of the upper shell 11 is provided with a wire outlet slot 113 for partially accommodating the power line 123.
  • the wire outlet slot 113 is formed in a side edge of the upper shell 11.
  • the power line 123 passes through the wire outlet hole 1223 to reach the installation hole in the upper shell 11, and extends out of the lamp body 10 along the wire outlet slot 113.
  • the cover ring 20 is installed at a lower end of the lamp body 10, that is, installed at a circumferential outer side of the lower shell 13.
  • the lower end of the lower shell 13 is provided with a first elastic member 131 extending in the vertical direction, and the cover ring 20 is detachably connected with the lamp body 10 through the first elastic member 131.
  • the first elastic member 131 is formed by the lower shell 13, an opening is formed between two sides of the first elastic member 131 and the lower shell 13, and an upper end of the first elastic member 131 is connected to the lower shell 13, so that the first elastic member 131 is elastically deformable relative to the lower shell 13.
  • three first elastic members 131 are provided, and these three first elastic members 131 can be distributed at 120 degrees.
  • the specific angle can be set as required, and the number of the first elastic members 131 is not limited to three, either.
  • a free end of the first elastic member 131 is formed with an inwardly bent operating member 132 for manual operation, and the first elastic member 131 can be elastically deformed by pressing the operating member 132, so that the lamp body 10 can be separated from the cover ring 20.
  • the operating member 132 includes, but is not limited to, other forms such as a handle or a pull tab.
  • the specific structure of the operating member 132 is not limited to be bent inwardly but can also be protruded inwardly from the first elastic member 131, as long as it is convenient for an operator to operate manually, which is not limited herein.
  • an inner side wall of the cover ring 20 is provided with a boss 21 which is annular and protruded, a radius of the boss 21 is slightly greater than that of the lower shell 13.
  • An outer wall surface of the first elastic member 131 is provided with a clamping member 133, the clamping member 133 extends horizontally and outwardly from the outer wall surface of the first elastic member 131 and is configured to be clamped-fitted with the boss 21.
  • One side of a lower end of the boss 21 facing the clamping member 133 is provided with a guide slope, and an upper end of the clamping member 133 is correspondingly provided with a guide slope facing the boss 21. The guide slope of the clamping member 133 is cooperated with the guide slope of the boss 21.
  • the boss 21 and the clamping member 133 are staggered relative to each other through these two guide slopes, so that the first elastic member 131 is deformed.
  • the first elastic member 131 is restored until the clamping member 133 moves to the above of the boss 21, and a lower end of the clamping member 133 is abutted against the upper end of the boss 21, so that the boss 21 supports the clamping member 133 to install and fix the lamp body 10 inside the cover ring 20.
  • the lamp body 10 needs to be disassembled, it only requires to pull the operating member 132 to detach the clamping member 133 from the boss 21.
  • an outer side of the cover ring 20 is further provided with a pair of third elastic members 22 which are distributed on two sides of the cover ring 20 along a radial direction of the cover ring 20.
  • the cover ring 20 is abutted against and installed on the installation surface through the third elastic members 22.
  • the third elastic members 22 may be snap springs or buckles, which can be particularly set as required and will not be limited herein.
  • the two sides of the cover ring 20 in the radial direction are also provided with through holes (not labeled) for the pair of third elastic members 22 to pass therethrough.
  • the third elastic member 22 has one end fixed at the inner side of the cover ring 20 through a bolt, and the other end extending to the outer side of the cover ring 20 through the through holes.
  • the third elastic member 22 is formed with a radian along an installation direction, which is convenient for installation and disassembly. It should be understood that, the third elastic member 22 includes but is not limited to the above-mentioned fixing methods, and can also be welded onto or clamped at an outer surface of the lower shell 13, or clamp-fitted therewith through a V-shaped elastic piece, which is not limited herein.
  • an outer side of a bottom of the cover ring 20 is provided with a first baffle 23 extending horizontally and outwardly.
  • the first baffle 23 is annular in shape and is configured to shield a gap between the cover ring 20 and the installation surface.
  • An inner side of a top of the cover ring 20 is provided with a second baffle 24 extending horizontally and inwardly.
  • the second baffle 24 is annular in shape, and a radius of the second baffle 24 is slightly greater than that of the lower shell 13, that is, the second baffle 24 is attached onto the lower shell 13 to prevent dust from entering the interior of the lamp body 10.
  • a surface of a side wall of the lower shell 13 is provided with a first limiting member 134.
  • the first limiting member 134 extends horizontally in a manner of being tightly attached with the side wall of the lower shell 13, and has an arc shape.
  • the first limiting member 134 is configured to limit a position of the lamp body 10 in the vertical direction.
  • a horizontal height of the first limiting member 134 is lower than that of the clamping member 133; that is, the clamping member 133 is arranged at a higher position on the side wall of the lower shell 13, the first limiting member 134 is arranged at a lower position on the side wall of the lower shell 13, and the clamping member 133 and the first limiting member 134 are staggered relative to each other in the vertical direction.
  • a horizontal height of the boss 21 of the cover ring 20 is between the clamping member 133 and the first limiting member 134; that is, the boss 21 is located below the clamping member 133 and above the first limiting member 134.
  • the first limiting member 134 is configured to prevent the lamp body 10 from extending inwardly too far during installation.
  • the first limiting member 134 is provided with a second limiting member 135 thereon.
  • the second limiting member 135 is arranged on an outer wall surface of a side wall of the first limiting member 134 and is protruded horizontally and outwardly, and a length of the second limiting member 135 is smaller than that of the first limiting member 134.
  • the inner side wall of the cover ring 20 is provided with a third limiting member 25 corresponding to the second limiting member 135.
  • the third limiting member 25 is protruded horizontally and inwardly from the inner side wall of the cover ring 20, and is arranged below the boss 21.
  • the second limiting member 135 and the third limiting member 25 are located on a same rotation track.
  • the second limiting member 135 is abutted against the third limiting member 25 to prevent the lamp body 10 from rotating unrestrictedly, and also prevent the power line 123 in the lamp body 10 from winding.
  • first limiting members 134 are preferably provided, and each of the first limiting members 134 is located between adjacent first elastic members 131; that is, the first limiting members 134 and the first elastic members 131 are staggered relative to each other sequentially.
  • at least one of the first limiting members 134 is provided with the second limiting member 135.
  • three second limiting members 135 may also be provided, and a rotation angle of the lamp body 10 is limited by providing the second limiting members 135 at different positions, which is not limited herein.
  • the lamp body 10 can be unidirectionally rotated relative to the cover ring 20 by a maximum angle of 0 degree to 354 degrees, which can satisfy various requirements for angle adjustment. It should be noted that, lengths of the second limiting member 135 and the third limiting member 25 will affect the rotation angle of the lamp body 10 relative to the cover ring 20. When volumes of the second limiting member 135 and the third limiting member 25 are small enough, the maximum value of the rotation angle will approach 360 degrees, which can be particularly set as required and will not be limited herein.
  • the lamp body 10 is further provided with a secondary optical element 30.
  • the secondary optical element 30 can be a reflective cup and is configured to further concentrate light and improve the light efficiency.
  • the primary optical element 124 and the secondary optical element 30 may be integrally arranged, and both the primary optical element 124 and the secondary optical element 30 can be made of glass or plastic materials.
  • the primary optical element 124 and the secondary optical element 30 can also be assembled with each other; that is, the primary optical element 124 can be detachably installed in the secondary optical element 30, which can be particularly set as required and will not be limited herein.
  • the secondary optical element 30 is detachably connected to the lower shell 13.
  • the first elastic member 131 is provided with a cooperating member 136, which has a clamping slot structure and is arranged below the clamping member 133.
  • An outer peripheral wall of the secondary optical element 30 is provided with a second elastic member 31 extending towards the lamp body 10.
  • the second elastic member 31 includes but is not limited to a snap-fitted structure, and the snap-fitted structure is arranged at a terminal end of the second elastic member 31.
  • the second elastic member 31 can be embedded into the cooperating member 136 so that the secondary optical element 30 is clamp-fitted at the lower end of the lower shell 13.
  • an opening of the secondary optical element 30 is further provided with a flange 32, and an annular groove 26 is formed at a corner of an inner side of the bottom of the cover ring 20.
  • the groove 26 is chamfered and is attached with the flange 32, and the flange 32 of the secondary optical element 30 is limited and accommodated in the groove 26, so that a lower bottom surface of the secondary optical element 30 is flush with a lower bottom surface of the cover ring 20.
  • the outer peripheral wall of the secondary optical element 30 is further formed with a foolproof strip 33 arranged in the vertical direction, and the inner side wall of the lower shell 13 is correspondingly provided with a foolproof groove 137 opened along the vertical direction.
  • the foolproof groove 137 is configured for the foolproof strip 33 to be inserted therein, so that the secondary optical element 30 is installed on the lamp body 10 in an unique way. It should be understood that, the structure for implementing the above-described foolproof installation mode is not unique, as long as it can realize the foolproof installation.
  • an operating member 132 that is bent inwardly is arranged at the bottom of the first elastic member 131, so that the lamp body 10 can be separated from the cover ring 20 by using the operating member 132, which allows for the lamp body 10 to be installed and disassembled conveniently and reduces the damage to the installation surface. Moreover, with the arrangement of the limiting structures, an excessive rotation of the lamp body 10 is prevented, and the safety is improved.
  • the fixing bracket 122 as a wire fixer structure and by additionally providing the sawtooth structure 1225, the stability of wire fixation is improved, and the number of the components is reduced.
  • the structure is compact, simple, and reliable.
  • the present application is not only applicable to the lamp 100, but also applicable to downlights and various embedded-installation lamps.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)
EP22815304.5A 2021-06-04 2022-06-01 Leuchte Pending EP4350207A1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN202121245022.6U CN214790763U (zh) 2021-06-04 2021-06-04 灯具
CN202121245110.6U CN214790709U (zh) 2021-06-04 2021-06-04 灯具
CN202121245113.XU CN214790710U (zh) 2021-06-04 2021-06-04 灯具
PCT/CN2022/096556 WO2022253262A1 (zh) 2021-06-04 2022-06-01 灯具

Publications (1)

Publication Number Publication Date
EP4350207A1 true EP4350207A1 (de) 2024-04-10

Family

ID=84323914

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22815304.5A Pending EP4350207A1 (de) 2021-06-04 2022-06-01 Leuchte

Country Status (2)

Country Link
EP (1) EP4350207A1 (de)
WO (1) WO2022253262A1 (de)

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CN101761824B (zh) * 2009-10-14 2012-06-27 海洋王照明科技股份有限公司 一种隧道灯
JP6278304B2 (ja) * 2013-12-06 2018-02-14 パナソニックＩｐマネジメント株式会社 Ｌｅｄユニットおよびそれを用いた照明器具
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CN106704904A (zh) * 2015-11-16 2017-05-24 欧普照明股份有限公司 一种led光源安装模组及灯具
CN205447450U (zh) * 2016-01-06 2016-08-10 深圳市金曼斯光电科技有限公司 一种led灯具
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CN214790710U (zh) * 2021-06-04 2021-11-19 欧普照明股份有限公司 灯具
CN214790763U (zh) * 2021-06-04 2021-11-19 欧普照明股份有限公司 灯具
CN214790709U (zh) * 2021-06-04 2021-11-19 苏州欧普照明有限公司 灯具

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