CN109323168B - Outdoor ground installation projecting lamp - Google Patents
Outdoor ground installation projecting lamp Download PDFInfo
- Publication number
- CN109323168B CN109323168B CN201811157025.7A CN201811157025A CN109323168B CN 109323168 B CN109323168 B CN 109323168B CN 201811157025 A CN201811157025 A CN 201811157025A CN 109323168 B CN109323168 B CN 109323168B
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- Prior art keywords
- lens
- sliding
- cavity
- base
- power supply
- Prior art date
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- 238000009434 installation Methods 0.000 title abstract description 6
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 18
- 229910052782 aluminium Inorganic materials 0.000 claims description 18
- 239000000758 substrate Substances 0.000 claims description 18
- 239000011324 bead Substances 0.000 claims description 15
- 230000017525 heat dissipation Effects 0.000 claims description 12
- 239000011521 glass Substances 0.000 claims description 11
- 238000003825 pressing Methods 0.000 claims description 11
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 5
- 239000004926 polymethyl methacrylate Substances 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 2
- 238000009826 distribution Methods 0.000 abstract description 7
- 238000005286 illumination Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004313 glare Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000001795 light effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000012815 thermoplastic material Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- 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
-
- 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
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/02—Fastening of light sources or lamp holders with provision for adjustment, e.g. for focusing
-
- 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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
-
- 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
- F21V31/00—Gas-tight or water-tight arrangements
- F21V31/005—Sealing arrangements therefor
-
- 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
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
-
- 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
- F21V2200/00—Use of light guides, e.g. fibre optic devices, in lighting devices or systems
-
- 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]
Abstract
The invention discloses an outdoor ground installation projection lamp, wherein a pair of sliding seats with sliding grooves are arranged on a base; a mounting flat plate and a pair of sliding connecting blocks are arranged in the power cavity; a pair of slide block connecting seats are fixed on the lower surface of the mounting flat plate, and the nut slide blocks are fixed on the slide block connecting seats; a countersunk hole penetrating the sliding connecting block is formed in the power cavity; the power cavity is sleeved on the base, and the sliding connecting block corresponds to the sliding chute; the hexagonal socket head screw is inserted into the countersunk head hole and penetrates through the sliding groove to be connected with the nut sliding block; the power supply and the radiator are arranged on the mounting flat plate; the mounting flat plate is provided with vent holes corresponding to the radiator, and the waterproof vent plug plugs the vent holes; the light source cavity is connected to the top of the power source cavity; the light source cavity is connected with the radiator; the lens assembly is fixed on the upper surface of the radiator, and the lens is installed on the lens assembly. Through the mode, the invention can realize various adjustment angles, and has simple operation and accurate light distribution; the arc-shaped light distribution is adopted, so that the LED illuminating lamp is suitable for illumination of crowns and posts.
Description
Technical Field
The invention relates to the field of lamps, in particular to an outdoor ground installation projection lamp.
Background
The surface-mounted ground-mounted projection lamp is a special lamp in night scene illumination, and ground excavation and underground pipeline laying are not needed during mounting, so that the application is wide. However, existing floor mounted floodlights have the following drawbacks: 1. after the lamp is assembled, the angle can be adjusted only in a unidirectional overlook or look-up mode, the angle can not be adjusted left and right, or the angle can be adjusted left and right, but the operation mode is complex; 2. generally, the light emitted by the lamp is a beam of light vertically upwards, and outdoor objects such as crowns and posts are round in elevation, so that the lighting effect can be achieved by distributing the lamps at multiple points, and glare and electric energy waste are caused.
Disclosure of Invention
The invention mainly solves the technical problem of providing an outdoor ground installation projection lamp, and provides a novel structure which can solve the problems of front-back angle modulation, left-right angle modulation of a lamp; the LED lens with the arc-shaped light spots is more suitable for lighting of circular crowns, the transmittance of the PMMA lens is close to 94%, the projected light spots have excellent optical parameters such as chromatic aberration and color temperature, the lens is simple in structure, easy to process and assemble, not easy to damage and high in cost performance.
In order to solve the technical problems, the invention adopts a technical scheme that: provided is an outdoor type ground installation projection lamp, comprising: the device comprises a base, a power supply cavity, a light source cavity, glass, a lens assembly, a lens pressing plate, a power supply, a waterproof and breathable plug, a radiator, a hexagonal socket head screw and a nut sliding block; the base is a round table type shell, a circle of annular bottom plate is arranged at the bottom of the base, a pair of sliding seats are arranged on the bottom plate close to the side wall of the base, an included angle of 180 degrees is formed between the two sliding seats, and each sliding seat is provided with a sliding groove which is horizontally arranged; the side wall of the base is provided with an arc-shaped protruding part extending upwards along the side wall of the base; the power supply cavity is a circular table type shell, a circular cake type mounting flat plate is arranged in the power supply cavity and close to the top of the power supply cavity, the mounting flat plate divides the space in the power supply cavity into an upper part and a lower part, and a pair of sliding connecting blocks are arranged on the inner wall of the power supply cavity below the mounting flat plate; a pair of sliding block connecting seats are fixed on the lower surface of the mounting flat plate, the sliding block connecting seats correspond to the sliding connecting blocks one by one, and each sliding block connecting seat is fixedly provided with a nut sliding block; a countersunk hole penetrating through the sliding connecting block is formed in the side wall of the power supply cavity; the bottom of the power cavity is sleeved at the top of the base, the sliding connecting block is arranged corresponding to the sliding seat, and the arc-shaped protruding part is close to the inner wall of the power cavity; one end of the hexagonal socket head screw is inserted into the countersunk hole, penetrates through the sliding groove and is fixedly connected with the nut sliding block; the power supply is fixed at the central position of the upper surface of the mounting flat plate, and the radiator is mounted on the upper surface of the mounting flat plate through a screw; the mounting flat plate is provided with an air hole corresponding to the radiator, and the waterproof air-permeable plug plugs the air hole; the light source cavity is a truncated cone-shaped shell, and the bottom of the light source cavity is connected to the top of the power source cavity; the light source cavity is fixedly connected with the radiator through a screw; the lens pressing plate is arranged above the lens component; the lens assembly comprises a lens, an aluminum substrate and LED lamp beads welded on the aluminum substrate, the aluminum substrate is fixed on the upper surface of the heat dissipation plate, and a plurality of circular holes are formed in the lens pressing plate at positions corresponding to the lens; the number of the lenses is several, the whole lens is in an inverted truncated cone shape, the diameter of the top of the lens is 30mm, the diameter of the bottom of the lens is 15mm, and the height of the lens is 20mm; the center of the bottom of the lens is provided with a cylindrical groove, the diameter of the cylindrical groove is 9mm, the height of the cylindrical groove is 6mm, the cylindrical groove is coaxial with the lens, the bottom of the cylindrical groove is an arc surface, and the arc surface protrudes towards the bottom of the lens; a plurality of cylindrical supports are arranged on the outer wall of the lens and close to the bottom of the lens, three cylindrical supports are arranged, and the cylindrical supports are 120 degrees in pairs; the lens is arranged on the aluminum substrate through the cylindrical support, the LED lamp beads are positioned in the cylindrical grooves, and the centers of the LED lamp beads are arranged on the axis of the lens; the upper surface of the lens is provided with strip-shaped bulges which are arc-shaped, the strip-shaped bulges are uniformly distributed on the upper surface of the lens, and the top of the cross section of each strip-shaped bulge is arc-shaped; the glass is fixed on the light source cavity at a position close to the upper part of the light source cavity.
Furthermore, the bottom of the base is small and the top of the base is large, and the top and the bottom of the base are both in an opening shape; the bottom of the base is provided with a ring-shaped bottom plate, and the bottom plate is provided with a plurality of mounting holes; the sliding seats are fixed on the bottom plate at positions close to the side walls of the base, an included angle of 180 degrees is formed between the two sliding seats, and the upper ends of the sliding seats are higher than the top of the base; the highest point of the arc-shaped protruding part and the centers of the two sliding seats form an included angle of 90 degrees; the position of the base corresponding to the sliding groove is provided with an avoidance gap, and the side wall of the base at the avoidance gap is provided with a horizontal sliding table.
Furthermore, the bottom of the power cavity is large and the top of the power cavity is small, and the top and the bottom of the power cavity are both in an opening shape; the lower ends of the sliding connection blocks are arc-shaped, an included angle of 180 degrees is formed between the two sliding connection blocks, and the bottoms of the sliding connection blocks are slidably arranged on the sliding table on the side wall of the base.
Further, the radiator comprises a round radiating plate and a plurality of radiating fins vertically fixed on the lower surface of the radiating plate, the radiating fins are distributed around the circumferential direction of the radiating plate, a connecting column vertical to the radiating plate is fixed on the lower surface of the radiating plate, threaded holes are formed in the connecting column, and the radiating plate is mounted on the upper surface of the mounting plate through the cooperation of screws and the connecting column; the radiating plate is positioned above the power supply, and the radiating fins are distributed on the side face of the power supply.
Further, the air holes on the mounting plate are arranged at positions corresponding to the cooling fins, and M16 connectors are arranged at positions corresponding to the power supply on the mounting plate.
Further, the bottom of the light source cavity is large, the top of the light source cavity is small, and the top and the bottom of the light source cavity are both in an opening shape; the power supply is characterized in that a circle of inserting ring is arranged at the top of the side wall of the power supply cavity, a circle of annular inserting groove is arranged at the bottom of the side wall of the light source cavity, the bottom of the light source cavity is arranged at the top of the power supply cavity, and the inserting ring of the power supply cavity is inserted into the annular inserting groove of the light source cavity.
Further, the inner wall of the light source cavity is provided with a plurality of heat dissipation connecting seats, and the heat dissipation connecting seats are fixedly connected with the heat dissipation plate of the radiator through screws.
Further, the lens is made of PMMA; the bottom of the cylindrical support is provided with a boss, three lens mounting grooves are formed in the aluminum substrate around the LED lamp beads, and the bosses at the bottoms of the three cylindrical supports are inserted into the three lens mounting grooves.
Further, a ring-shaped light guide ring is arranged on the inner wall of the light source cavity, the top of the light guide ring is small, the bottom of the light guide ring is pressed at the edge of the lens pressing plate, and the glass is pressed at the top of the light guide ring.
Further, a horizontal angle scale mark is arranged at a position below one sliding groove on the outer wall of the base, and an inclined angle scale mark is arranged at a position of the arc-shaped protruding part on the outer wall of the base.
The beneficial effects of the invention are as follows: the invention can realize various adjustment angles, has simple operation and accurate light distribution; the arc-shaped light distribution is adopted, so that the LED illuminating lamp is suitable for illumination of crowns and posts.
Drawings
FIG. 1 is a schematic perspective view of a preferred embodiment of an outdoor type floor mounted projector according to the present invention;
FIG. 2 is a schematic side view of an outdoor floor mounted projector;
FIG. 3 is a schematic A-A cross-sectional view of an outdoor floor-mounted projector;
FIG. 4 is a schematic perspective view of a base of the outdoor floor-mounted projector;
FIG. 5 is a schematic diagram showing a perspective view of a power supply cavity in an outdoor floor-mounted projector;
FIG. 6 is a schematic perspective view of another view of a power supply cavity in an outdoor floor-mounted projector;
FIG. 7 is a schematic diagram showing a perspective view of a light source cavity in an outdoor floor-mounted projector;
FIG. 8 is a schematic perspective view of a radiator in an outdoor floor-mounted projector;
FIG. 9 is an enlarged top view schematic of a lens assembly of the outdoor floor-mounted projector shown;
FIG. 10 is a schematic perspective view of a nut slider in an outdoor floor-mounted projector;
FIG. 11 is a schematic diagram showing a front view of a lens in an outdoor floor-mounted projector;
FIG. 12 is a schematic view of a cross-sectional B-B configuration of a lens in the outdoor floor-mounted projector shown;
FIG. 13 is a spot diagram of a lens in an outdoor floor-mounted projector shown;
fig. 14 is a graph showing the light effect of a lens in an outdoor type floor mounted projector.
The components in the drawings are marked as follows: 1. a base; 2. a power supply cavity; 3. a light source cavity; 4. glass; 5. a lens assembly; 6. a power supply; 7. a heat sink; 8. hexagonal socket head screw; 9. a nut slider; 11. a sliding seat; 12. an arc-shaped protruding portion; 21. mounting a flat plate; 22. a sliding connection block; 23. a sliding block connecting seat; 24. a countersunk hole; 51. an aluminum substrate; 52. and a lens.
Description of the embodiments
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present invention.
Referring to fig. 1 to 14, an embodiment of the present invention includes:
an outdoor floor-mounted projector, comprising: base 1, power cavity 2, light source cavity 3, glass 4, lens clamp plate, lens subassembly 5, power 6, waterproof ventilation stopper, radiator 7, hexagonal socket head screw 8, nut slider 9.
The base 1 is a round table type shell, the bottom of the base 1 is small, the top of the base 1 is large, the top and the bottom of the base 1 are both in an opening shape, a circle of annular bottom plate is arranged at the bottom of the base 1, and a plurality of mounting holes are formed in the bottom plate; a pair of sliding seats 11 are arranged on the bottom plate at positions close to the side wall of the base, the upper ends of the sliding seats 11 are higher than the top of the base, an included angle of 180 degrees is formed between the two sliding seats 11, and each sliding seat 11 is provided with a sliding groove which is horizontally arranged; an avoidance gap is formed in the base at a position corresponding to the sliding groove, and a horizontal sliding table is arranged on the side wall of the base at the avoidance gap; the side wall of the base 1 is provided with an arc-shaped protruding part 12 extending upwards along the side wall of the base, and the highest point of the arc-shaped protruding part 12 and the centers of the two sliding seats form an included angle of 90 degrees; the outer wall of the base is provided with horizontal angle scale marks at the position below one chute, and the outer wall of the base is provided with inclined angle scale marks at the position of the arc-shaped protruding part; the power supply cavity 2 is a circular table type shell, the bottom of the power supply cavity 2 is large, the top of the power supply cavity is small, the top and the bottom of the power supply cavity are both in an opening shape, a circular cake type mounting flat plate 21 is arranged at a position, close to the top of the power supply cavity, in the power supply cavity, and the mounting flat plate 21 divides the inner space of the power supply cavity 2 into an upper part and a lower part; a pair of sliding connection blocks 22 are arranged on the inner wall of the power cavity below the mounting flat plate 21, an included angle of 180 degrees is formed between the two sliding connection blocks 22, and the lower ends of the sliding connection blocks 22 are arc-shaped; a pair of sliding block connecting seats 23 are fixed below the mounting flat plate 21, the sliding block connecting seats 12 are in one-to-one correspondence with the sliding connecting blocks 22, and each sliding block connecting seat is fixedly provided with a nut sliding block 9; a countersunk hole 24 penetrating through the sliding connecting block is formed in the side wall of the power cavity 2; the bottom of the power cavity 2 is sleeved at the top of the base 1, a sliding connecting block 22 in the power cavity 2 is inserted on a sliding table on the side wall of the base, and an arc-shaped protruding part 12 on the base is close to the inner wall of the power cavity 2; one end of the hexagonal socket head screw 8 is inserted into a countersunk hole 24 on the power cavity, penetrates through a sliding groove of the sliding seat 11 on the base and is finally connected and fixed with the nut sliding block 9; the hexagonal socket head screw 8 passes a part of the chute and can slide in the chute, the outer end of the hexagonal socket head screw 8 is fixedly connected with the side wall of the power cavity 2, the other end of the hexagonal socket head screw 8 is fixedly connected with the nut sliding block 9 fixed in the power cavity 2, so that the power cavity 2 can rotate around a certain angle on the base 1, the rotation angle can refer to the horizontal angle scale mark on the outer wall of the base, the power cavity 2 can be horizontally adjusted by 15 degrees respectively, the power cavity 2 can be inclined around the hexagonal socket head screw by a certain angle, the arc-shaped protruding part 12 can prop against the inner wall of the power cavity 2 due to the fact that the arc-shaped protruding part 12 is close to the inner wall of the power cavity 2, the arc-shaped protruding part 12 plays a limiting role, and the inclination angle of the power cavity 2 can refer to the inclination angle scale mark on the outer wall of the base 1, and the inclination range of 15 degrees can be adjusted.
The power supply 6 is fixed at the center of the upper surface of the mounting flat plate 21 in the power supply cavity; the radiator 7 comprises a round radiating plate and radiating fins vertically fixed on the lower surface of the radiating plate, the radiating fins are distributed around the circumferential direction of the radiating plate, connecting columns perpendicular to the radiating plate are fixed on the lower surface of the radiating plate, threaded holes are formed in the connecting columns, the radiator 7 is mounted on the upper surface of the mounting flat plate 21 through screws, and the screws penetrate through the mounting flat plate and are fixedly connected with the connecting columns; the radiating plate is positioned above the power supply, and radiating fins are distributed on the side face of the power supply; the mounting plate 21 is provided with an air vent corresponding to the radiating fin, the waterproof air-permeable plug plugs the air vent, and the mounting plate is provided with an M16 joint corresponding to the power supply.
The light source cavity 3 is a truncated cone-shaped shell, the bottom of the light source cavity 3 is large, the top of the light source cavity is small, and the top and the bottom of the light source cavity 3 are both open; a circle of inserting rings are arranged at the top of the side wall of the power supply cavity 2, a circle of annular inserting grooves are arranged at the bottom of the side wall of the light source cavity 3, the bottom of the light source cavity 3 is arranged at the top of the power supply cavity 2, and the inserting rings of the power supply cavity 2 are inserted into the annular inserting grooves of the light source cavity 3; the inner wall of the light source cavity 3 is provided with a plurality of heat dissipation connecting seats, and the heat dissipation connecting seats are fixedly connected with the heat dissipation plate of the heat radiator 7 through screws; the lens pressing plate is arranged above the lens component; the lens assembly 5 comprises a lens 52, an aluminum substrate 51 and LED lamp beads welded on the aluminum substrate, the aluminum substrate 51 is fixed on the upper surface of the heat dissipation plate, and a plurality of circular holes are formed in the lens pressing plate at positions corresponding to the lenses; the number of the lenses 52 is several, the whole lens 52 is in an inverted truncated cone shape, the diameter of the top of the lens 52 is 30mm, the diameter of the bottom of the lens 52 is 15mm, and the lens height is 20mm; a cylindrical groove is arranged in the center of the bottom of the lens 52, the diameter of the cylindrical groove is 9mm, the height of the cylindrical groove is 6mm, the cylindrical groove can be matched with CREE3535 and LUXEON-CZ2020 lamp beads, and the 2020 lamp beads are welded on the surface of the aluminum substrate 51 through an SMT chip mounter; the cylindrical groove is coaxial with the lens, the bottom of the cylindrical groove is an arc surface, and the arc surface protrudes towards the bottom of the lens; a plurality of cylindrical supports are arranged on the outer wall of the lens and close to the bottom of the lens, three cylindrical supports are arranged, and the cylindrical supports are 120 degrees in pairs; the lens material is PMMA, and the lens made of PMMA is commonly called organic glass, and belongs to thermoplastic materials, and the main physical characteristics are as follows: DK value is 0.02X10-11, light transmittance is 93%, refractive index is 1.49, specific gravity is 1.19g/cm3. Saturated water absorption rate of 2%, contact angle of 68 deg, vickers hardness (25 deg.C) of 23.0, impact toughness of 2.2-2.8 KJ/m2, excellent optical definition, the high-temperature impact resistant cable can resist high-temperature impact approaching 100 degrees, and has the advantages of easiness in processing, simplicity in manufacturing, low raw material price, low cost and the like; the bottom of the cylindrical support is provided with a boss, the diameter of the cylindrical support is 2mm, the height of the cylindrical support is 0.5mm, the diameter of the boss at the bottommost part is 0.7mm, the height of the boss at the bottommost part is 1.5mm, three lens mounting grooves are formed in the aluminum substrate around the LED lamp beads, the bosses at the bottoms of the three cylindrical supports on the lens 52 are inserted into the three lens mounting grooves, the LED lamp beads are positioned in the cylindrical grooves, and the center of the LED lamp beads is positioned on the axis of the lens; the upper surface of the lens 52 is provided with strip-shaped bulges which are arc-shaped, the strip-shaped bulges are uniformly distributed on the upper surface of the lens, and the top of the cross section of each strip-shaped bulge is arc-shaped; the light spots generated by each lens are arc-shaped light spots, a plurality of lenses can form large arc-shaped light distribution, and the lenses can be combined to form a lens module to meet the requirements of LED lamps with different lamps, different powers and different scene applications; the lens and the lamp beads are fixed on the surface of the aluminum substrate, and the lens comprises the aluminum substrate, is arranged inside the lamp and is suitable for a voltage environment with alternating voltage of 220V and direct voltage of 24/36V; the light source cavity 3 is characterized in that a circle of annular light guide ring is arranged on the inner wall of the light source cavity, the top of the light guide ring is small in size, the bottom of the light guide ring is pressed at the edge of the lens pressing plate, the glass 4 is fixed at the position, close to the upper part of the light source cavity, and the glass 4 is pressed at the top of the light guide ring. The invention can realize various adjustment angles, has simple operation and accurate light distribution; the arc-shaped light distribution is suitable for lighting of crowns and columns, and the problems that curved building beams such as cylinders, crowns and the like are uneven and key lighting cannot be highlighted are solved.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present invention.
Claims (10)
1. An outdoor ground-mounted projector, comprising: the device comprises a base, a power supply cavity, a light source cavity, glass, a lens assembly, a lens pressing plate, a power supply, a waterproof and breathable plug, a radiator, a hexagonal socket head screw and a nut sliding block; the base is a round table type shell, a circle of annular bottom plate is arranged at the bottom of the base, a pair of sliding seats are arranged on the bottom plate close to the side wall of the base, an included angle of 180 degrees is formed between the two sliding seats, and each sliding seat is provided with a sliding groove which is horizontally arranged; the side wall of the base is provided with an arc-shaped protruding part extending upwards along the side wall of the base; the power supply cavity is a circular table type shell, a circular cake type mounting flat plate is arranged in the power supply cavity and close to the top of the power supply cavity, the mounting flat plate divides the space in the power supply cavity into an upper part and a lower part, and a pair of sliding connecting blocks are arranged on the inner wall of the power supply cavity below the mounting flat plate; a pair of sliding block connecting seats are fixed on the lower surface of the mounting flat plate, the sliding block connecting seats correspond to the sliding connecting blocks one by one, and each sliding block connecting seat is fixedly provided with a nut sliding block; a countersunk hole penetrating through the sliding connecting block is formed in the side wall of the power supply cavity; the bottom of the power cavity is sleeved at the top of the base, the sliding connecting block is arranged corresponding to the sliding seat, and the arc-shaped protruding part is close to the inner wall of the power cavity; one end of the hexagonal socket head screw is inserted into the countersunk hole, penetrates through the sliding groove and is fixedly connected with the nut sliding block; the power supply is fixed at the central position of the upper surface of the mounting flat plate, and the radiator is mounted on the upper surface of the mounting flat plate through a screw; the mounting flat plate is provided with an air hole corresponding to the radiator, and the waterproof air-permeable plug plugs the air hole; the light source cavity is a truncated cone-shaped shell, and the bottom of the light source cavity is connected to the top of the power source cavity; the light source cavity is fixedly connected with the radiator through a screw; the lens pressing plate is arranged above the lens component; the lens assembly comprises a lens, an aluminum substrate and LED lamp beads welded on the aluminum substrate, the aluminum substrate is fixed on the upper surface of the heat dissipation plate, and a plurality of circular holes are formed in the lens pressing plate at positions corresponding to the lens; the number of the lenses is several, the whole lens is in an inverted truncated cone shape, and the top of the lens is large and the bottom of the lens is small; the bottom center of the lens is provided with a cylindrical groove, the cylindrical groove is coaxial with the lens, the bottom of the cylindrical groove is an arc surface, and the arc surface protrudes towards the bottom of the lens; a plurality of cylindrical supports are arranged on the outer wall of the lens and close to the bottom of the lens, three cylindrical supports are arranged, and the cylindrical supports are 120 degrees in pairs; the lens is arranged on the aluminum substrate through the cylindrical support, the LED lamp beads are positioned in the cylindrical grooves, and the centers of the LED lamp beads are arranged on the axis of the lens; the upper surface of the lens is provided with strip-shaped bulges which are arc-shaped, the strip-shaped bulges are uniformly distributed on the upper surface of the lens, and the top of the cross section of each strip-shaped bulge is arc-shaped; the glass is fixed on the light source cavity at a position close to the upper part of the light source cavity.
2. An outdoor floor-mounted projector as defined in claim 1, wherein: the bottom of the base is small and the top of the base is large, and the top and the bottom of the base are both in an opening shape; the bottom of the base is provided with a ring-shaped bottom plate, and the bottom plate is provided with a plurality of mounting holes; the sliding seats are fixed on the bottom plate at positions close to the side walls of the base, an included angle of 180 degrees is formed between the two sliding seats, and the upper ends of the sliding seats are higher than the top of the base; the highest point of the arc-shaped protruding part and the centers of the two sliding seats form an included angle of 90 degrees; the position of the base corresponding to the sliding groove is provided with an avoidance gap, and the side wall of the base at the avoidance gap is provided with a horizontal sliding table.
3. An outdoor floor-mounted projector as claimed in claim 2, wherein: the bottom of the power cavity is large, the top of the power cavity is small, and the top and the bottom of the power cavity are both in an opening shape; the lower ends of the sliding connection blocks are arc-shaped, an included angle of 180 degrees is formed between the two sliding connection blocks, and the bottoms of the sliding connection blocks are slidably arranged on the sliding table on the side wall of the base.
4. An outdoor floor-mounted projector as defined in claim 1, wherein: the radiator comprises a round radiating plate and a plurality of radiating fins vertically fixed on the lower surface of the radiating plate, the radiating fins are distributed around the circumferential direction of the radiating plate, a connecting column vertical to the radiating plate is fixed on the lower surface of the radiating plate, threaded holes are formed in the connecting column, and the radiating plate is mounted on the upper surface of the mounting plate through the cooperation of screws and the connecting column; the radiating plate is positioned above the power supply, and the radiating fins are distributed on the side face of the power supply.
5. An outdoor floor-mounted projector as set forth in claim 4 wherein: the air holes on the mounting flat plate are arranged at positions corresponding to the cooling fins, and M16 connectors are arranged at positions corresponding to the power supply on the mounting flat plate.
6. An outdoor floor-mounted projector as set forth in claim 5 wherein: the bottom of the light source cavity is large, the top of the light source cavity is small, and the top and the bottom of the light source cavity are both in an opening shape; the power supply is characterized in that a circle of inserting ring is arranged at the top of the side wall of the power supply cavity, a circle of annular inserting groove is arranged at the bottom of the side wall of the light source cavity, the bottom of the light source cavity is arranged at the top of the power supply cavity, and the inserting ring of the power supply cavity is inserted into the annular inserting groove of the light source cavity.
7. An outdoor floor-mounted projector as set forth in claim 6 wherein: the inner wall of the light source cavity is provided with a plurality of heat dissipation connecting seats, and the heat dissipation connecting seats are fixedly connected with the heat dissipation plate of the radiator through screws.
8. An outdoor floor-mounted projector as set forth in claim 7 wherein: the lens is made of PMMA, the diameter of the top of the lens is 30mm, the diameter of the bottom of the lens is 15mm, the height of the lens is 20mm, the diameter of the cylindrical groove is 9mm, and the height is 6mm; the bottom of the cylindrical support is provided with a boss, the diameter of the cylindrical support is 2mm, the height of the cylindrical support is 0.5mm, the diameter of the boss is 0.7mm, and the height of the boss is 1.5mm; three lens mounting grooves are formed in the aluminum substrate around the LED lamp beads, and bosses at the bottoms of the three cylindrical supports on the lenses are inserted into the three lens mounting grooves.
9. An outdoor floor-mounted projector as set forth in claim 8 wherein: the light source cavity inner wall is provided with a ring-shaped light guide ring, the top of the light guide ring is small in size, the bottom of the light guide ring is pressed at the edge of the lens pressing plate, and the glass is pressed at the top of the light guide ring.
10. An outdoor floor-mounted projector as defined in claim 1, wherein: the base outer wall is provided with a horizontal angle scale mark at a position below one chute, and the base outer wall is provided with an inclination angle scale mark at a position of an arc-shaped protruding part.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811157025.7A CN109323168B (en) | 2018-09-30 | 2018-09-30 | Outdoor ground installation projecting lamp |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811157025.7A CN109323168B (en) | 2018-09-30 | 2018-09-30 | Outdoor ground installation projecting lamp |
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| CN109323168A CN109323168A (en) | 2019-02-12 |
| CN109323168B true CN109323168B (en) | 2023-11-10 |
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