A kind of LED light fixture
Technical field
The present invention relates to a kind of LED light fixture.
Background technology
Along with scientific and technical development, the application of LED solid light source is increasingly extensive, and it is also more and more as lighting source.But the general light direction of existing LED light fixture is fixed, can not arbitrarily regulate according to actual needs, and be limited by the restriction of the intrinsic beam angle of LED, make the light direction of LED light fixture in specific occasion, be not easy to adjust, especially for some, need the occasion of multi-direction bright dipping and adjustment all the more so.
Summary of the invention
Technical problem to be solved by this invention is to overcome the deficiencies in the prior art, provides that a kind of good looking appearance is succinct, light direction is easy to adjust and changes, have the multiple LED light fixture that goes out light effect.
The technical solution adopted in the present invention is: the present invention includes two support arm assemblies, with the principal arm assembly of LED light-emitting component, the two ends of described principal arm assembly are connected with two described support arm assemblies respectively, described principal arm assembly usable rotational direction between two described support arm assemblies, to adjust the light direction of described principal arm assembly.
Described support arm assembly comprises square tube, fixture, plug, and described fixture, described plug are fixedly connected on respectively the two ends of described square tube, and described fixture is provided with the fixing hole for fixing described LED light fixture.
Described fixture is C type, and two sides of described fixture are fixed on the sidewall of described square tube by attachment screw.
Described principal arm assembly comprises the pipe fitting of at least one inner hollow, be fixed on the heat-radiating substrate in described pipe fitting, described heat-radiating substrate is provided with LED, between described pipe fitting and described support arm assembly, by the first joint assembly, be flexibly connected mutually, described the first joint assembly comprises the fixed block with axis hole, bolt as rotating shaft, hold-down nut, stop screw, at least one hold-down screw, the sidewall of described square tube is provided with circular hole, described bolt comprises head, be positioned at the threaded portion of afterbody, optical axis portion between described head and described line portion, described optical axis portion is provided with cannelure near described head, in described cannelure, be provided with block, the side of described fixed block is provided with at least two screwed holes, the side wall ends of described pipe fitting is provided with the perforation corresponding with described screwed hole position, the threaded portion of described bolt is passed the axis hole of described fixed block successively, after the circular hole of described square tube, be fixedly connected with the described hold-down nut that is positioned at described square tube, described optical axis portion and the suitable rotation of described axis hole, described hold-down screw is fixedly connected with the screwed hole of described fixed block through after the perforation of described pipe fitting, described stop screw extend in described cannelure through afterbody after the perforation of described pipe fitting and a screwed hole of described fixed block successively, and the afterbody by described stop screw that described block is carried out to hoop is spacing.
Described the first joint assembly also comprises damping gasket, and described fixed block is provided with the blind hole coaxial with described axis hole, and described damping gasket is in described blind hole and be clamped between described fixed block and the sidewall of described square tube.
Described pipe fitting has two at least, between adjacent described pipe fitting, by second joint assembly, be flexibly connected mutually, described second joint assembly comprises two described fixed blocks, described bolt, described hold-down nut, described stop screw, described hold-down screw, at least two additional hold-down screws, described additional hold-down screw is connected with the screwed hole of fixed block described in one of them after the perforation through pipe fitting described in first successively and makes fixed block described in this be fixed on one end of pipe fitting described in first, the threaded portion of described bolt successively through after the axis hole of two described fixed blocks be positioned at the described hold-down nut of pipe fitting described in first and be fixedly connected, described optical axis portion and the suitable rotation of described axis hole of fixed block described in another, described hold-down screw is fixedly connected with the screwed hole of fixed block described in another through after the perforation of second described pipe fitting, described stop screw successively through the perforation of second described pipe fitting and described in another after screwed hole of fixed block afterbody extend in described cannelure, and the afterbody by described stop screw that described block is carried out to hoop is spacing.
Described second joint assembly also comprises damping gasket described at least one, two described fixed blocks are provided with the blind hole coaxial with described axis hole, blind hole on two described fixed blocks is oppositely arranged, and described damping gasket is in described blind hole and be clamped between two described fixed blocks.
The head of described bolt is ellipsoid.
Described pipe fitting is square tube or pipe or polygon pipe.
Described square tube, described pipe fitting all adopt aluminium alloy to make, and described heat-radiating substrate is aluminium base.
The invention has the beneficial effects as follows: owing to the present invention includes two support arm assemblies, principal arm assembly with LED light-emitting component, the two ends of described principal arm assembly are connected with two described support arm assemblies respectively, described principal arm assembly usable rotational direction between two described support arm assemblies, to adjust the light direction of described principal arm assembly, by described principal arm assembly usable rotational direction between two described support arm assemblies, make can change light direction with the principal arm assembly of LED light-emitting component, and bring thus different illumination effects, therefore good looking appearance of the present invention is succinct, light direction is easy to adjust and changes, there is the multiple light effect that goes out.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the embodiment of the present invention;
Fig. 2 is the blast structural representation of the embodiment of the present invention;
Fig. 3 is the first joint assembly of the embodiment of the present invention and the syndeton schematic diagram of support arm assembly;
Fig. 4 is the syndeton schematic diagram of the first joint assembly of the embodiment of the present invention;
Fig. 5 is the first joint assembly of the embodiment of the present invention and the syndeton sectional schematic diagram of support arm assembly and principal arm assembly.
The specific embodiment
As shown in Fig. 1~Fig. 5, the LED light fixture of the present embodiment is a kind of LED wall lamp, comprise two support arm assemblies 1, with the principal arm assembly 2 of LED light-emitting component, the two ends of described principal arm assembly 2 are connected with two described support arm assemblies 1 respectively, described principal arm assembly 2 is usable rotational direction between two described support arm assemblies 1, to adjust the light direction of described principal arm assembly 2, described support arm assembly 1 comprises square tube 10, fixture 11, plug 12, described fixture 11, described plug 12 are fixedly connected on respectively the two ends of described square tube 10, described fixture 11 is provided with the fixing hole 13 for fixing described LED light fixture, can light fixture be fixed on wall by described fixing hole 13, described fixture 11 is C type, two sides of described fixture 11 are fixed on the sidewall of described square tube 10 by attachment screw 14, in described square tube 10, can be used for placing LED and drive, and be electrically connected by the LED light-emitting component in electric wire and described principal arm assembly 2, described principal arm assembly 2 comprises the pipe fitting 20 of three inner hollow, be fixed on the heat-radiating substrate 21 in described pipe fitting 20, described heat-radiating substrate 21 is provided with LED22, between described pipe fitting 20 and described support arm assembly 1, by the first joint assembly, be flexibly connected mutually, described the first joint assembly comprises the fixed block 31 with axis hole 310, bolt 32 as rotating shaft, hold-down nut 33, damping gasket 34, stop screw 36, a hold-down screw 35, the sidewall of described square tube 10 is provided with circular hole 101, described bolt 32 comprises head 325, be positioned at the threaded portion 323 of afterbody, optical axis portion 322 between described head 325 and described line portion 323, described optical axis portion 322 is provided with cannelure 320 near described head 325, in described cannelure 320, be provided with block 321, described fixed block 31 is provided with the blind hole 312 coaxial with described axis hole 310, the side of described fixed block 31 is provided with two relative screwed holes 311, the side wall ends of described pipe fitting 20 is provided with two the relative perforation 202 corresponding with described screwed hole 311 positions, the threaded portion 323 of described bolt 32 is passed the axis hole 310 of described fixed block 31 successively, after the circular hole 101 of described square tube 10, be fixedly connected with the described hold-down nut 33 that is positioned at described square tube 10, described optical axis portion 322 and the suitable rotation of described axis hole 310, described damping gasket 34 is in described blind hole 312 and be clamped between described fixed block 31 and the sidewall of described square tube 10, so that the rotation between described principal arm assembly 2 and two described support arm assemblies 1 has damping, be convenient to adjust and location, after the perforation 202 of described hold-down screw 35 through described pipe fitting 20, be fixedly connected with a screwed hole 311 of described fixed block 31, described stop screw 36 extend in described cannelure 320 through another perforation 202 of described pipe fitting 20 and the rear afterbody of another screwed hole 311 of described fixed block 31 successively, and the afterbody by described stop screw 36 that described block 321 is carried out to hoop is spacing, avoid unconfined rotation between described principal arm assembly 2 and two described support arm assemblies 1 and cause described the first joint assembly to get loose, make its slewing area within 360, the present embodiment is arranged to the angle range of 350 °, the head 325 of bolt described in the present embodiment 32 is ellipsoid, be that its outer contour margin carpenters square at long and wide both direction is very little unequal, longer gabarit direction can limit described bolt 32 and freely rotate described pipe fitting 20 is interior, by its rotation of inner wall limit of described pipe fitting 20, so that described hold-down nut 33 is threaded with described bolt 32 and is fastening, place the two and rotate the operation inconvenience bringing simultaneously, described pipe fitting 20 is square tube, can certainly be other shapes such as pipe or polygon pipe, and described square tube 10, described pipe fitting 20 all adopt aluminium alloy to make, and described heat-radiating substrate 21 is aluminium base.
In addition, in the present embodiment, between adjacent described pipe fitting 20, by second joint assembly, be flexibly connected mutually, the composition of described second joint assembly and described the first joint assembly are similar, it comprises two described fixed blocks 31, described bolt 32, described hold-down nut 33, two described damping gasket 34, described stop screw 36, described hold-down screw 35, two additional hold-down screws 29, two described additional hold-down screws 29 are connected with the screwed hole 311 of fixed block described in one of them 31 after the perforation 202 through pipe fitting 20 described in first successively respectively and make fixed block 31 described in this be fixed on one end of pipe fitting 20 described in first, described in this, the effect of fixed block 31 is equivalent to the sidewall of the described square tube 10 that is provided with circular hole 10 that is connected with described the first joint assembly, play the effect of fixed pivot, the threaded portion 323 of described bolt 32 successively through after the axis hole 310 of two described fixed blocks 31 be positioned at the described hold-down nut 33 of pipe fitting 20 described in first and be fixedly connected, the suitable rotation of described axis hole 310 of described optical axis portion 322 and fixed block 31 described in another, described hold-down screw 35 through the perforation 202 of second described pipe fitting 20 after and described in another screwed hole 311 of fixed block 31 be fixedly connected, described stop screw 36 successively through the perforation 202 of second described pipe fitting 20 and described in another rear afterbody of screwed hole 311 of fixed block 31 extend in described cannelure 320, and the afterbody by described stop screw 36 that described block 321 is carried out to hoop is spacing, its spacing principle is with described the first joint assembly, two described fixed blocks 31 are provided with the blind hole 312 coaxial with described axis hole 310, blind hole 312 on two described fixed blocks 31 is oppositely arranged, described damping gasket 34 is in described blind hole 312 and be clamped between two described fixed blocks 31.
The LED light fixture profile of the present embodiment has formed handle moulding, described principal arm assembly 2 connection segments, between two sections, by described second joint assembly, connect, make can mutually rotate between described principal arm assembly 2 each sections, and described the first joint assembly connects, make can mutually rotate between described principal arm assembly 2 and two described support arm assemblies 1, thereby adjust the light direction of each section of described principal arm assembly 2, can reach the variation effect of multiple bright dipping, reach illumination and ornamental double effects.And each Duan Junke of described principal arm assembly 2 is arranged to full-length, reaches modularization, therefore can be combined luminous hop count, thereby makes the light fixture of multiple moulding.
The present invention can make to change light directions with the described principal arm assembly 2 of LED light-emitting component, and brings thus different illumination effects, and its good looking appearance is succinct, light direction is easy to adjust and changes, has the multiple light effect that goes out.
The present invention can be widely used in LED lighting field.