CN109882816B - Light projector - Google Patents
Light projector Download PDFInfo
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- CN109882816B CN109882816B CN201910228404.9A CN201910228404A CN109882816B CN 109882816 B CN109882816 B CN 109882816B CN 201910228404 A CN201910228404 A CN 201910228404A CN 109882816 B CN109882816 B CN 109882816B
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- 230000017525 heat dissipation Effects 0.000 claims abstract description 22
- 238000009423 ventilation Methods 0.000 claims abstract description 5
- 238000001816 cooling Methods 0.000 claims abstract description 4
- 238000003825 pressing Methods 0.000 claims description 8
- 230000003287 optical effect Effects 0.000 claims description 7
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical compound [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 claims 1
- 230000000694 effects Effects 0.000 description 10
- 238000009434 installation Methods 0.000 description 8
- 238000010438 heat treatment Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 4
- 210000001503 joint Anatomy 0.000 description 4
- 230000005855 radiation Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000008719 thickening Effects 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
Landscapes
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The application belongs to the field of lighting equipment, and particularly relates to a projection lamp. The module lamp comprises a module lamp assembly consisting of one or more unit lamp bodies with vertically arranged cooling fins 141, an outer frame assembly which is arranged outside the module lamp assembly in a surrounding manner and is detachably connected with the module lamp assembly, and a bracket assembly which is connected to the outer frame assembly and is used for externally hanging a projection lamp; the frame subassembly includes that the straight strip form frame strip 31 of external groove 33 has been seted up to the inboard, support assembly lower part detachably connects on the external groove of a set of frame strips of relative, be equipped with power strip 5 on the external groove of another set of frame strip, power strip is including the discount limit 51 that is located the knot of bottom in external inslot, the outside backplate 52 of establishing immediately and the top backplate 53 of perpendicular connection in outside backplate top inboard, the fin upper end surpasss the top backplate, leave angle ventilation channel 01 between mounting panel and the outside backplate. The application has simple structure, low cost, high heat dissipation efficiency, convenient disassembly and assembly and wide application range.
Description
Technical Field
The invention belongs to the field of lighting equipment, and particularly relates to a projection lamp.
Background
The fin of the radiator of current projecting lamp is the horizontal subsides and locates on the heating panel, and the length direction and the face of fin are parallel promptly, and parallel arrangement between the fin of many monolithic forms makes only get into smoothly between the fin along the wind of fin length direction and takes away the heat at the circulation of air in-process, and the steam convection effect is not good enough, and the radiating effect remains to improve. The existing power supply of the projection lamp is connected with the radiator and is generally arranged in the radiator or at one end part, and as the power supply is a vulnerable part, the whole radiator is required to be detached for maintenance and disassembly to detach the power supply, so that the assembly and disassembly of the power supply are troublesome, and the assembly and disassembly of the power supply are also troublesome. The existing projection lamp support can only realize that the whole lamp body rotates around the support point at most if adjustment is needed after positioning, adjustment space is limited, if installation is not in place, the support is just detached from a wall or an outer frame for re-punching installation when horizontal movement is needed, operation is inconvenient, and time and labor are wasted.
Disclosure of Invention
The object of the present invention is to provide a light projector aiming at the above problems.
The technical aim of the invention is realized by the following technical scheme:
The projection lamp comprises a module lamp assembly, an outer frame assembly and a bracket assembly, wherein the module lamp assembly consists of one or more unit lamp bodies with vertically arranged radiating fins, the outer frame assembly is arranged outside the module lamp assembly in a surrounding mode and is detachably connected with the module lamp assembly, and the bracket assembly is connected to the outer frame assembly and used for externally hanging the projection lamp; the outer frame assembly comprises straight strip-shaped outer frame strips with external grooves formed in the inner side, the lower portions of the support assemblies are detachably connected to one group of the outer frame strips which are opposite to each other, a power panel is arranged on the external groove of the other group of outer frame strips, the power panel comprises a buckling edge which is positioned at the bottom end and is buckled in the external groove, an outer side guard board which is vertically arranged and a top guard board which is vertically connected to the inner side of the top of the outer side guard board, a power supply of the projection lamp is arranged in a half groove surrounded by the outer side guard board and the top guard board, the support assemblies comprise support plates positioned at two ends and supports which can slide, rotate and lock relative to the support plates, and the upper ends of the cooling fins exceed the top guard board, and an angle ventilation channel is reserved between the support plates and the outer side guard boards.
Preferably, the projection of at least the heat radiating fin at the outermost end of the heat radiating fins at the two ends of the module lamp assembly along the length direction of the support plate to the support plate exceeds the support plate, the outer side of the outer frame strip is provided with a smooth surface, and the support comprises a transverse connection strip provided with a through hole and end connection strips connected to the two ends of the transverse connection strip and used for connecting the support plate.
The setting of above-mentioned structural style does benefit to the heat dissipation, also is convenient for the installation of power strip simultaneously, and the power strip of different specifications can be directly from top to bottom detain external groove to the side again, also can follow frame strip tip to the wider power strip and slide into external inslot to can move other parts as little as possible when the dismouting, easy dismounting, most part not only can be tailor by the section bar and obtain, practice thrift the cost, also have higher independence when guaranteeing stability and joint strength simultaneously.
Preferably, the outside of outside backplate is violently equipped with the connecting rib 521 of thickening, the position that corresponds the connecting rib on the outside backplate is opened and is used for connecting the internal thread blind hole of power, outside backplate is connected perpendicularly to discounting limit one side, opposite side is connected with and colludes the groove limit, colludes the height of groove limit and is less than the width of external groove notch.
The arrangement of the structure ensures the connection strength of the outer guard plate and the power supply and simultaneously ensures the attractive appearance on the premise of saving materials.
Preferably, the external groove is a closing groove with a notch formed in the inner side of the outer frame strip, the upper edge of the notch extends inwards to be thickened and exceeds the lower edge to form an upper groove edge, the hook groove edge is embedded into the lower half groove of the external groove downwards, and the height of the hook groove edge is smaller than that of the lower half groove of the external groove.
The groove edge structure ensures that the power panel is easy to assemble, disassemble and position.
Preferably, the lower end of the support plate is detachably hooked on the external groove, an upper clamping edge and a lower clamping edge are further connected between the support and the support plate, the lower ends of the upper clamping edge and the lower clamping edge are respectively connected in a support fixing plate on the support plate, the support fixing plate and the support can horizontally slide along the support plate and rotate around a connecting point connected with the support plate, the upper end of the support fixing plate is hinged with the support, the bottom end of the support plate is provided with an upper clamping edge which is embedded into the upper half groove of the external groove upwards, a lower clamping edge which is embedded into the lower half groove of the external groove downwards, and a lower clamping edge which is positioned on the inner side of the lower clamping edge and is matched with the lower clamping edge to be sleeved in a limiting groove formed between the upper clamping edge and the support plate body, a threaded hole which is used for passing through the upper groove from top to bottom along the limiting groove or on the edge is pressed against the threaded hole of the bolt, and the projection edge of the threaded hole is at least partially overlapped with the lower clamping edge of the external groove.
The bracket and the bracket fixing plate can slide along the sliding groove, the bolt lock can be fixed after the bracket plate moves and rotates relative to the bracket plate to be required to be positioned, the projection lamp and the outer frame component can be conveniently and rapidly arranged at multiple angles and multiple space positions by adopting the adjustment mode, the bracket and the bracket fixing plate can rotate and can also move, and after the bracket is locked, a triangular structure is formed among the bracket, the bracket plate and the bracket fixing plate, so that the structure is more stable. The adjustment of the bracket is realized on the bracket plate and cannot be related to the projection lamp or the outer frame, so that the bracket is convenient to assemble, disassemble and maintain, is beneficial to low-cost modular production, and can be obtained by cutting long-strip sectional materials.
The butt joint mode between the external groove and the support plate is convenient to butt joint, stable in connection and convenient to disassemble and assemble.
Preferably, the external groove is arranged on the upper portion of the outer frame strip, a cavity is arranged on the lower portion of the external groove, the width of the cavity is larger than the thickness of the external groove, so that the cavity wall at the top of the cavity is enabled to exceed the center direction of the lamp body, the lower edge of the external groove is provided with a connecting top edge with a connecting through hole, and the outer frame strip is connected with the adjacent outer frame strip and the adjacent unit lamp body through a connecting plate connected to the connecting top edge.
The outer side surface of the outer frame strip is smooth, and the inner side is formed into a step shape by the structure, so that the outer frame strip is used for connecting different parts, and the outer frame strip is ingenious in design, convenient and compact in connection.
Preferably, the unit lamp body comprises a light-transmitting panel, an optical lens, a light source plate, a radiator, a power supply and a pressing frame which is arranged on the edge of the unit lamp body in a surrounding mode and is at least buckled on the lower surface of the light-transmitting panel, a waterproof component arranged between the light-transmitting panel and the radiating plate is arranged on the edge of the unit lamp body in a surrounding mode, the radiator comprises a radiating plate attached to the light source plate and a plurality of radiating fins arranged on the radiating plate in a vertical mode, quincuncial staggered arrangement is formed between the radiating fins, and each radiating fin comprises at least three radiating singlechips which are in radial connection.
The heat radiating fins are distributed in a quincuncial shape, and when hot air is convected, the turbulent flow can fully exchange cold air with the heat radiating fins, so that heat is taken away. Achieving better heat dissipation effect. The inverted V-shaped structure enables all air to enter the radiator, so that the limit on the installation direction is smaller, and the radiating efficiency is high.
Preferably, the waterproof component comprises a waterproof strip with a cross section of an opening frame shape which is open towards the inner side of the center of the lamp body and a waterproof strip support embedded in the opening frame shape of the waterproof strip, and a height adjusting groove capable of being embedded in the outer side edge part of the waterproof strip is formed in the outer side of the waterproof strip support.
The waterproof structure of the existing projection lamp is fixed, and for lamp body structures with different heights, waterproof strips are required to be produced and processed through one-to-one corresponding die opening, so that in order to save die opening cost, the design of the lamp body is limited by the high requirements of the parts, the design space and the structural layout of the product are limited, and meanwhile, the production cost is increased. According to the application, the waterproof strip and the waterproof strip support are matched, so that the waterproof strip with the same height can meet the requirements of lamp bodies with different heights, when the waterproof strip and the waterproof strip support are installed, the height of the waterproof strip exceeds the distance between the actual heat dissipation plate and the light-transmitting panel, and the just-increased height part is extruded into the height adjusting groove to adapt to the lamp bodies with different heights. The waterproof strip support structure can be formed by one-time extrusion or folded plate, is low in cost and high in support strength, and can be used for reserving a space for accommodating the bulged waterproof strip. For the lamp body with different interval heights between the radiating plate and the light-transmitting panel, the waterproof strip bracket with lower replacement cost is adopted, a plurality of dies are not needed, and the lamp can be suitable for projection lamps with various specifications.
In order to achieve different light transmission effects, optical lenses with different shapes can be selected, the selected optical lenses have requirements on the distance between the heat dissipation plate and the light transmission panel, and the waterproof strip support is required to be replaced and adjusted for matching.
Preferably, the adjacent unit lamp bodies and the outer frame assembly are connected through connecting plates, the connecting plates comprise three-hole direct connecting plates, three Kong Fangban and four-hole square plates, wherein the three holes are connected between the adjacent outer frame strips and the heat dissipation plates and are in linear arrangement, the three Kong Fangban is connected between the middle section of the outer frame strip and the adjacent unit lamp bodies, the four holes are connected between the unit lamp bodies and are in square arrangement, and the adjacent outer frame strips are also connected with corner frame pieces.
Preferably, through holes are uniformly distributed at the edges of the heat dissipation plate, through holes are formed in corners of the heat dissipation plate, and the through holes are used for being connected with the connecting plate.
In summary, the invention has the following beneficial effects:
1. The application changes the traditional horizontal radiating fin structure, and adopts the vertical radiating fins so that air in multiple directions can enter the radiator, thereby greatly improving the radiating efficiency. And the setting of angle ventilation passageway more does benefit to the air and gets into the radiator for heat conduction, and the heat dissipation is faster, and the fin upper end surpasss the top guard plate and is not only favorable to the heat dissipation also does benefit to the outside air to blow away hot air from leading into the radiator in a direction parallel to the fin, thereby the air entering of thereby the multi-dimensional orientation in space is favorable to dispel the heat to above-mentioned structure combination. The power supply is arranged on the power panel, the electric wire penetrating through the sealing hole on the heat radiation plate is connected with the light source panel, no other structure is connected with the unit lamp body, the power supply is replaced by only taking down the light source panel, the light source panel is simply fastened and then pressed by the bolt, the disassembly and the assembly are very convenient, other structures of the unit lamp body cannot be influenced by the maintenance of the power supply, and the maintenance is very convenient.
2. According to the application, the waterproof strips at the same height can meet the requirements of lamp bodies at different heights by matching the waterproof strips with the waterproof strip support, so that the waterproof strip support can be suitable for a plurality of lamp bodies on the premise of not opening waterproof strip molds, the cost is high, and the design space of a designer is large.
3. The application has simple structure, low cost, convenient disassembly and assembly and wide application range.
Drawings
FIG. 1 is a schematic diagram of the structure of the present application;
FIG. 2 is a schematic view of a partially broken structure of the present application;
FIG. 3 is a schematic view of the structure of a unit lamp body;
FIG. 4 is a schematic view of a portion of the structure of the present application;
FIG. 5 is a schematic view of the partially enlarged structure of FIG. 3;
fig. 6 is a schematic diagram of a connection structure between the outer frame strip and the support plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present embodiment is only for explanation of the present invention and is not to be construed as limiting the present invention, and modifications to the present embodiment, which may not creatively contribute to the present invention as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present invention.
Embodiment one:
the project lamp comprises a module lamp assembly consisting of one or more unit lamp bodies with vertically arranged radiating fins 141, an outer frame assembly which is arranged outside the module lamp assembly in a surrounding manner and is detachably connected with the module lamp assembly, and a bracket assembly which is connected to the outer frame assembly and used for externally hanging the project lamp; the frame subassembly includes that the straight strip form frame strip 31 of external groove 33 has been seted up to the inboard, support subassembly lower part detachably connects on the external groove of a set of frame strip of relative, be equipped with power supply board 5 on the external groove of another set of frame strip, power supply board includes the discount limit 51 that is located the knot of bottom in external inslot, the outside backplate 52 of establishing immediately and the top backplate 53 of perpendicular connection in outside backplate top inboard, the power 16 of projecting lamp is located by outside backplate and top backplate and encloses the semi-tank that is enclosed, support subassembly is including the mounting panel that is located both ends and can slide for the mounting panel, rotate and the support 42 of locking, the fin upper end surpasss the top backplate, leave angle ventilation channel 01 between mounting panel and the outside backplate.
The projection of at least the radiating fins at the outermost ends of the radiating fins at the two ends of the module lamp assembly along the length direction of the support plate to the support plate exceeds the support plate, the outer side of the outer frame strip is provided with a smooth surface, and the support comprises a transverse connecting strip provided with through holes and end connecting strips 421 connected to the two ends of the transverse connecting strip and used for connecting the support plate. The setting of above-mentioned structural style does benefit to the heat dissipation, also is convenient for the installation of power strip simultaneously, and the power strip of different specifications can be directly from top to bottom detain external groove to the side again, also can follow frame strip tip to the wider power strip and slide into external inslot to can move other parts as little as possible when the dismouting, easy dismounting, most part not only can be tailor by the section bar and obtain, practice thrift the cost, also have higher independence when guaranteeing stability and joint strength simultaneously.
The outside of outside backplate is violently equipped with the connecting rib of thickening, and the position that corresponds the connecting rib on the outside backplate is opened and is used for connecting the internal thread blind hole of power, and the perpendicular outside backplate of connecting of discounting limit one side, opposite side are connected with and collude the groove limit 511, collude the height of groove limit and be less than the width of external groove notch. The arrangement of the structure ensures the connection strength of the outer guard plate and the power supply and simultaneously ensures the attractive appearance on the premise of saving materials.
The external groove is a closing groove with a notch formed in the inner side of the outer frame strip, the upper edge of the notch extends inwards to be thickened and exceeds the lower edge to form an upper groove edge, the groove edge is embedded into the lower half groove of the external groove downwards, and the height of the groove edge is smaller than that of the lower half groove of the external groove. The groove edge structure ensures that the power panel is easy to assemble, disassemble and position.
Embodiment two:
The difference from the above embodiment is that the lower end of the support plate is detachably hooked in the external slot, the support fixing plate 43 with the upper end and the lower end respectively connected to the support plate and the support plate is connected between the support plate and the support plate, the support fixing plate and the support plate can both slide horizontally along the support plate and rotate around the connection point connected with the support plate, the upper end of the support fixing plate is hinged to the support plate, the bottom end of the support plate is provided with an upper clamping edge 411 embedded in the upper half slot of the external slot upwards, a lower clamping edge 412 embedded in the lower half slot of the external slot downwards, and a lower clamping edge 413 positioned on the inner side of the lower clamping edge and clamped on the lower edge of the external slot in a matched manner, the upper slot edge is embedded in a limit slot 414 formed between the upper clamping edge and the support plate body, a threaded hole for pressing the limit slot or a bolt on the discount edge from top to bottom is further formed on the upper slot edge, and the projection of the threaded hole downwards is overlapped with the slot edge of the lower half slot of the external slot. The butt joint mode between the external groove and the support plate is convenient to butt joint, stable in connection and convenient to disassemble and assemble.
The external groove is arranged on the upper part of the outer frame strip, the lower part of the external groove is provided with a cavity 311, the width of the cavity is larger than the thickness of the external groove, so that the cavity wall at the top of the cavity exceeds the center direction of the lamp body, the lower edge of the external groove is provided with a connecting top edge 3111 with a connecting through hole, and the outer frame strip is connected with the adjacent outer frame strip and the adjacent unit lamp body through a connecting plate connected on the connecting top edge.
The outer side surface of the outer frame strip is smooth, and the inner side is formed into a step shape by the structure, so that the outer frame strip is used for connecting different parts, and the outer frame strip is ingenious in design, convenient and compact in connection.
Embodiment III:
the difference with the above embodiment lies in that the unit lamp body includes a light-transmitting panel 11, an optical lens 15, a light source plate 12, a radiator, a power supply 16 and a press frame 13 surrounding the edge of the unit lamp body and at least buckling the lower surface of the light-transmitting panel, the radiator is integrally extruded and formed, the radiator is extruded and formed, the stress in each direction is uniform, the phenomenon of rewinding does not occur, and the intensity of the radiating fin is higher.
The unit lamp body edge encloses and is equipped with the waterproof part of locating between printing opacity panel and the heating panel, and the radiator is including leaning on the heating panel 14 on the light source board and standing many fin 141 of locating on the heating panel, is the plum blossom staggered arrangement between the fin, includes three radiating singlechips that are radial connection on every fin at least, and the fin is standing perpendicularly and is locating on the heating panel. The heat radiating fins are distributed in a quincuncial shape, and when hot air is convected, the turbulent flow can fully exchange cold air with the heat radiating fins, so that heat is taken away. Achieving better heat dissipation effect. The inverted V-shaped structure enables all air to enter the radiator, so that the limit on the installation direction is smaller, and the radiating efficiency is high.
Embodiment four:
The difference from the above embodiment is that the waterproof member includes a waterproof strip 21 having an open frame shape with a cross section open toward the inside of the center of the lamp body and a waterproof strip holder 22 fitted into the open frame shape of the waterproof strip, the outside of the waterproof strip holder being provided with a height adjusting groove 23 which can be fitted into the outside edge portion of the waterproof strip.
The waterproof strip comprises an elastic or flexible height adjusting edge 211 positioned on the outer side, a waterproof pressing edge 212 connected to the upper end and the lower end of the height adjusting edge and respectively propped against the upper surface of the light-transmitting panel and the lower surface of the heat dissipation plate, and an anti-drop edge 213 fastened on the inner edge of the waterproof strip support and connected to the inner edge of the waterproof pressing edge, wherein the height adjusting edge is locally protruded into the height adjusting groove to form a guide protrusion 2111 which is convenient for the waterproof strip to be extruded into the height adjusting groove when being extruded, and the pressing frame is detachably connected with the edge of the heat dissipation plate through bolts and used for fixing the pressing frame and the heat dissipation plate and pressing waterproof parts. The press frame comprises a bottom buckling edge 131, an inner standing edge 132 and an outer standing edge 133, and the edges of the waterproof component and the light-transmitting panel are propped against the inner standing edge. Studs are arranged between the outer vertical edge and the inner vertical edge and are used for being connected with the heat dissipation plate.
According to the application, the waterproof strip and the waterproof strip support are matched, so that the waterproof strip with the same height can meet the requirements of lamp bodies with different heights, when the waterproof strip and the waterproof strip support are installed, the height of the waterproof strip exceeds the distance between an actual heat radiation plate and a light-transmitting panel, and the just-increased height part is extruded into the height adjusting groove due to the guiding effect of the guiding convex part, so that the waterproof effect of a waterproof structure is not extruded outwards, the overall simplicity of the whole waterproof part is ensured, and the waterproof effect or the installation of other parts is not influenced by the outwards extruding and bulging of the part outwards. The waterproof strip support structure can be formed by one-time extrusion or folded plate, is low in cost and high in support strength, and can be used for reserving a space for accommodating the bulged waterproof strip. For the lamp body with different interval heights between the radiating plate and the light-transmitting panel, the waterproof strip bracket with lower replacement cost is adopted, a plurality of dies are not needed, and the lamp can be suitable for projection lamps with various specifications.
In order to achieve different light transmission effects, optical lenses with different shapes can be selected, the selected optical lenses have requirements on the distance between the heat dissipation plate and the light transmission panel, and the waterproof strip support is required to be replaced and adjusted for matching.
The heat radiation plate comprises a heat radiation fin arrangement area and a power supply accommodating area, a wire through hole sealed by a sealing piece is formed in the power supply accommodating area, and a power supply 16 is connected with the light source plate through wires penetrating through the wire through hole. The setting of sealed adjustment tank ensures that waterproof strip not only has a faying face when being connected with heating panel and printing opacity panel to ensure and improve sealed effect, in order to prevent the bulge leak hole that external conditions such as extrusion arouse.
Fifth embodiment:
The difference from the above embodiment lies in that the adjacent unit lamp bodies and the unit lamp bodies are connected with the outer frame assembly through the connection plate 17, the connection plate comprises a three-hole direct connection plate 171 connected between the adjacent outer frame strips and the heat dissipation plate, three Kong Fangban 172 connected between the middle section of the outer frame strips and the adjacent unit lamp bodies and three holes arranged in a triangular shape, a four-hole square plate 173 connected between the unit lamp bodies and four holes arranged in a square shape, and through holes can be formed in the center of the four-hole square plate to facilitate saving materials and installation. And corner frame pieces 32 are also connected between the adjacent outer frame strips, through holes are uniformly distributed at the edges of the heat dissipation plates, through holes are formed in corners of the heat dissipation plates, and the through holes are used for being connected with the connecting plates. The connecting plate can be in various forms so as to be suitable for specific setting of each part and position structure, the connecting mode of the connecting plate and the bolt is matched, the cost is low, the matching is quick, and the multipoint positioning can be realized.
The outer frame strip is provided with a thickened frame core 312 between the cavity and the external groove, the end of the thickened frame core is provided with an internal thread hole, and the corner frame piece is connected with the outer frame strip through a bolt and the internal thread hole. The outer frame strips can be cut directly according to the required length by the strip-shaped section bar, and the adjacent outer frame strips can be connected through the corner frame pieces, so that the light projector is suitable for light projectors of various specifications. The projector is particularly suitable for being used as an outer frame of a projector formed by combining in a module type, and the bracket component is directly hooked and sleeved in the outer frame, so that the whole outer frame structure can be suitable for more kinds of projectors, the module type of the projector is more beneficial, the projector only needs to be connected with the outer frame through a simple connecting plate in a threaded manner, and the projector does not need to be specially provided with a fixed structure of a bracket, and the bracket component does not need to be detached when the projector in the outer frame is replaced, so that the projector is convenient to maintain and assemble and disassemble and low in component replacement cost.
Claims (6)
1. A projector, characterized in that: the module lamp comprises a module lamp assembly formed by one or more unit lamp bodies with vertically arranged radiating fins (141), an outer frame assembly which is arranged outside the module lamp assembly in a surrounding manner and is detachably connected with the module lamp assembly, and a bracket assembly which is connected to the outer frame assembly and is used for externally hanging a projection lamp; the outer frame assembly comprises straight-bar-shaped outer frame strips (31) with external grooves (33) formed in the inner side, the lower parts of the support assemblies are detachably connected to a group of opposite external grooves (33) of the outer frame strips (31), a power panel (5) is arranged on the external grooves (33) of the other group of outer frame strips (31), the power panel (5) comprises discount edges (51) which are positioned at the bottom ends and buckled into the external grooves (33), vertically arranged outer side guard plates (52) and top guard plates (53) which are vertically connected to the inner sides of the tops of the outer side guard plates (52), and a power supply (16) of the projection lamp is arranged in a half groove surrounded by the outer side guard plates (52) and the top guard plates (53); the bracket assembly comprises bracket plates at two ends and brackets (42) which can slide, rotate and lock relative to the bracket plates, the upper ends of the radiating fins (141) exceed the top guard plate (53), and an angle ventilation channel (01) is reserved between the bracket plates and the outer guard plate (52); the unit lamp body comprises a light-transmitting panel (11), an optical lens (15), a light source plate (12), a radiator, a power supply (16) and a pressing frame (13) which is arranged around the edge of the unit lamp body and at least buckles the lower surface of the light-transmitting panel (11), a waterproof component arranged between the light-transmitting panel (11) and a radiating plate (14) is arranged around the edge of the unit lamp body, the radiator comprises the radiating plate (14) attached to the light source plate (12) and a plurality of radiating fins (141) arranged on the radiating plate (14) in a standing way, the radiating fins (141) are arranged in a plum blossom shape, each radiating fin (141) at least comprises three radiating singlechips which are radially connected, and the radiating fins (141) are vertically arranged on the radiating plate (14); the waterproof component comprises a waterproof strip (21) with a cross section of an opening frame shape which is open towards the inner side of the center of the lamp body and a waterproof strip support (22) embedded in the opening frame shape of the waterproof strip (21), and a height adjusting groove (23) which can be embedded in the outer side edge part of the waterproof strip (21) is formed in the outer side of the waterproof strip support (22); the projection of at least the cooling fin (141) positioned at the outermost end of the cooling fins (141) on the two ends of the module lamp assembly along the length direction of the support plate to the support plate exceeds the support plate, the outer side of the outer frame strip (31) is provided with a smooth surface, and the support (42) comprises a transverse connection strip provided with a through hole and end connection strips (421) connected with the two ends of the transverse connection strip and used for connecting the support plate; the utility model discloses a power supply is characterized by comprising a connecting rib (521) which is thickened, a connecting rib (521) is transversely arranged on the outer side of an outer side guard plate (52), an internal threaded blind hole which is opened at the position of the outer side guard plate (52) corresponding to the connecting rib (521) and used for connecting a power supply, one side of a discount edge (51) is vertically connected with the outer side guard plate (52), the other side of the discount edge is connected with a hooking groove edge (511), and the height of the hooking groove edge (511) is smaller than the width of a notch of an external connecting groove (33).
2. A light projector as claimed in claim 1, characterized in that: the external groove (33) is a closing groove with a notch formed in the inner side of the outer frame strip (31), the upper edge of the notch extends inwards to be thickened and exceeds the lower edge to form an upper groove edge, the hook groove edge (511) is embedded into the lower half groove of the external groove (33) downwards, and the height of the hook groove edge (511) is smaller than that of the lower half groove of the external groove (33).
3. A light projector as claimed in claim 2, characterized in that: the utility model discloses a screw bolt, including support board, support board lower extreme detachably collude the cover in external slot (33), support (42) with still be connected with between the support board upper and lower ends connect respectively in support (42) with support fixed plate (43) on the support board, support fixed plate (43) with support (42) all can be followed support board horizontal slip just can around the tie point rotation that the support board is connected, support fixed plate (43) upper end with support (42) are articulated, support board bottom be equipped with upward embedding external slot (33) upper half slot's last draw-in limit (411), down embedding external slot (33) lower half slot's lower draw-in limit (412) and be located down draw-in limit (412) cooperation clamp down in limit (413) on external slot (33) lower edge, go up the slot along inlay locate limit groove (414) that form between support board main part, go up along upward the slot has still to be used for down along at least the coincide slot (51) down along the screw hole is down to the screw bolt.
4. A light projector as claimed in claim 1, characterized in that: the external groove (33) is formed in the upper portion of the outer frame strip (31), a cavity (311) is formed in the lower portion of the external groove (33), the width of the cavity (311) is larger than the thickness of the external groove (33), the top cavity wall of the cavity (311) is enabled to surpass the lower edge of the external groove (33) towards the center direction of the lamp body, the top edge (3111) with a connecting through hole is formed, and the outer frame strip (31) is connected with the adjacent outer frame strip (31) and the adjacent unit lamp body through a connecting plate connected to the top edge (3111).
5. A light projector as claimed in claim 1, characterized in that: the adjacent unit lamp bodies and the outer frame assembly are connected through the connecting plates (17), the connecting plates (17) comprise three-hole direct connecting plates (171) which are connected between the adjacent outer frame strips (31) and the radiating plates (14) and are in linear arrangement, three Kong Fangban (172) which are connected between the middle sections of the outer frame strips and the similar unit lamp bodies and are in triangular arrangement, and four-hole square plates (173) which are connected between the unit lamp bodies and are in tetragonal arrangement.
6. The projector as set forth in claim 5, wherein: and corner frame pieces (32) are further connected between the adjacent outer frame strips (31), through holes are uniformly distributed in the edges of the heat dissipation plates (14), through holes are formed in corners of the heat dissipation plates (14), and the through holes are used for being connected with the connecting plates (17).
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| CN201910228404.9A CN109882816B (en) | 2019-03-25 | 2019-03-25 | Light projector |
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| CN201910228404.9A CN109882816B (en) | 2019-03-25 | 2019-03-25 | Light projector |
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| CN109882816A CN109882816A (en) | 2019-06-14 |
| CN109882816B true CN109882816B (en) | 2024-06-07 |
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| CN201910228404.9A Active CN109882816B (en) | 2019-03-25 | 2019-03-25 | Light projector |
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| CN116734223A (en) * | 2023-07-03 | 2023-09-12 | 浙江天隆光电科技有限公司 | LED lamp heat radiation structure |
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