Summary of the invention
The purpose of this utility model is to provide that a kind of lighting effect is better, light source utilization rate is higher, the better garden lamp of energy-saving effect.
Above-mentioned purpose is achieved by the following technical solution:
A kind of garden lamp, comprise the pedestal that can be connected with lamp stand, be arranged on the lampshade on pedestal and be located on pedestal and be positioned at the luminescence component of lampshade, it is characterized in that: this luminescence component comprises lamp holder, LED light source and light-guiding pillar, lamp holder is arranged on pedestal, LED light source and light-guiding pillar are installed on lamp holder, and LED light source, penetrates by light-guiding pillar so that the light that LED light source produces is injected in light-guiding pillar from the bottom face of light-guiding pillar towards the bottom face of light-guiding pillar.
Above technical scheme can be further improved by following measures:
This lamp holder is provided with a shrinkage pool, LED light source is arranged in shrinkage pool, and it is interior so that its bottom face is positioned at the top of LED light source that shrinkage pool is inserted in the bottom of light-guiding pillar, is provided with a reflector in shrinkage pool, LED light source is positioned at the cup end of reflector, and the bottom face of light-guiding pillar hides the rim of a cup in reflector.
This light-guiding pillar also has a top end face, relative with bottom face and is connected in the side between this bottom face and top end face, and the light that LED light source produces is injected in light-guiding pillar from the bottom face of light-guiding pillar, penetrates by side and the top end face of light-guiding pillar.
Between this lamp holder and light-guiding pillar, be provided with and light-guiding pillar can be locked in to the locking mechanism in shrinkage pool, this locking mechanism comprises holding screw, and holding screw is connected with cap screw thread, and one end of holding screw is pressed on the side of light-guiding pillar through lamp holder.
The bottom of this light-guiding pillar is provided with the terrace of appearing on the stage, and is provided with step surface in shrinkage pool, and insert on the end face that its terrace of appearing on the stage after shrinkage pool is pressed on lamp holder the bottom of light-guiding pillar and by the opening shutoff of shrinkage pool, the bottom face of light-guiding pillar is pressed on leave from office terrace.
This LED light source comprises metal substrate and LED lamp pearl, and this LED lamp pearl is arranged on the front of metal substrate, the back side of this metal substrate recline shrinkage pool diapire install.
This metal substrate is aluminium base or copper base, and light-guiding pillar is cylindrical shape, and top end face is the arcwall face of an indent.
In this pedestal, be provided with installing hole, the inwall of installing hole is provided with internal thread, and the outer wall of lamp holder is provided with external screw thread, lamp holder and installing hole threaded engagement and lamp holder is fixedly mounted on pedestal.
The lateral wall of this pedestal is provided with some radiating fins that are circumferential distribution, and pedestal is made up of metal material, and lamp holder is made up of metallic aluminium.
The bottom of this pedestal is provided with the projection that can be connected with lamp stand, passes projection and stretches in lamp holder to the power line of LED light source power supply.
In this light-guiding pillar, be provided with some bubbles.
Each technical measures can be selected a use above, and yet use capable of being combined, as long as do not form each other conflict.
The utility model compared with prior art tool has the following advantages:
(1) this garden lamp comprises the pedestal that can be connected with lamp stand, be arranged on lampshade on pedestal and be located on pedestal and be positioned at the luminescence component of lampshade, this luminescence component comprises lamp holder, LED light source and light-guiding pillar, lamp holder is arranged on pedestal, LED light source and light-guiding pillar are installed on lamp holder, and LED light source towards the bottom face of light-guiding pillar so that the light that LED light source produces inject in light-guiding pillar from the bottom face of light-guiding pillar, penetrate by light-guiding pillar, adopt LED light source energy-saving effect better, the light that LED light source produces penetrates through light-guiding pillar from the bottom face of light-guiding pillar is injected in light-guiding pillar, light-emitting area is little, the high LED light source of brightness makes illumination even after light-guiding pillar guiding, the efficiency of light energy utilization is high, good illumination effect and to avoid producing local high light dazzling, and use LED light source can not be subject to the impact of humid air or rainwater, avoid this garden lamp of humid air or rain damage, this LED garden lamp is the wide light of a kind of novel LED or astigmatic LED garden lamp,
(2) this lamp holder is provided with a shrinkage pool, LED light source is arranged in shrinkage pool, insert in shrinkage pool so that its bottom face is positioned at the top of LED light source the bottom of light-guiding pillar, in shrinkage pool, be provided with a reflector, LED light source is positioned at the cup end of reflector, the bottom face of light-guiding pillar hides the rim of a cup in reflector, the light part that LED light source produces is directly injected in light-guiding pillar from the bottom face of light-guiding pillar, another part is injected in light-guiding pillar from the bottom face of light-guiding pillar after the reflex of reflector, reflector can also be reflected back the light reflecting from the bottom face of light-guiding pillar in light-guiding pillar again, can improve like this utilization rate of luminous energy,
(3) between this lamp holder and light-guiding pillar, be provided with light-guiding pillar is locked in to the locking mechanism in shrinkage pool, this locking mechanism comprises holding screw, holding screw is connected with cap screw thread, and one end of holding screw is pressed on the side of light-guiding pillar through lamp holder, and dismounting and the mounting structure of light-guiding pillar are simple and convenient;
(4) bottom of this light-guiding pillar is provided with the terrace of appearing on the stage, in shrinkage pool, be provided with step surface, insert on the end face that its terrace of appearing on the stage after shrinkage pool is pressed on lamp holder and by the opening shutoff of shrinkage pool the bottom of light-guiding pillar, the bottom face of light-guiding pillar is pressed on leave from office terrace, it is that metal substrate and LED lamp pearl are sealed in shrinkage pool that the opening shutoff of shrinkage pool is made LED light source by the terrace of appearing on the stage of light-guiding pillar, its good sealing effect, prevents that rainwater from entering and causing damage;
(5) this LED light source comprises metal substrate and LED lamp pearl, and this LED lamp pearl is arranged on the front of metal substrate, and the diapire installation that the back side of this metal substrate reclines shrinkage pool, improves heat transference efficiency, good heat dissipation effect;
(6) lateral wall of this pedestal is provided with some radiating fins that are circumferential distribution, and pedestal is made up of metal material, and lamp holder is made up of metallic aluminium, and radiating fin can increasing heat radiation area, accelerates heat radiation, and good heat dissipation effect extends the service life of LED lamp pearl;
(7) in this light-guiding pillar, be provided with some bubbles, after a light part that enters light-guiding pillar is radiated at bubble, reflected by bubble from the bottom face of light-guiding pillar, can strengthen lighting effect, make emergent light more bright and colourful, strengthen visual effect.
Brief description of the drawings
Fig. 1 and Fig. 2 are two different angles perspective exploded view of the present utility model;
Fig. 3 is sectional structure schematic diagram of the present utility model;
Fig. 4 is the A portion partial enlarged drawing of Fig. 3;
Fig. 5 and Fig. 6 are that the utility model is hidden two different angles perspective exploded view after lampshade;
Fig. 7 is the perspective view of the utility model light-guiding pillar;
Fig. 8 is that the utility model is arranged on the use schematic diagram on lamp stand.
Drawing reference numeral: 1 pedestal, 11 installing holes, 12 radiating fins, 13 projections; 2 lampshades; 3 lamp bodies, 31 shrinkage pools, 32 holding screws, 33 leave from office terraces, 34 end faces; 4 light-guiding pillars, 41 bottom faces, 42 top end faces, 43 sides, 44 appear on the stage terrace, 45 bubbles; At the bottom of 5 reflectors, 51 glasss, 52 rims of a cup, 53 inwalls; 6 metal substrates; 7LED lamp pearl; 8 lamp stands; 9 power lines.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As shown in Figures 1 to 8, a kind of garden lamp, comprise the pedestal 1 that can be connected with lamp stand, be arranged on the lampshade 2 on pedestal 1 and be located on pedestal 1 and be positioned at the luminescence component of lampshade 2, this luminescence component comprises lamp holder 3, LED light source and light-guiding pillar 4, lamp holder 3 is arranged on pedestal 1, LED light source and light-guiding pillar 4 are installed on lamp holder 3, and LED light source towards the bottom face 41 of light-guiding pillar so that the light that LED light source produces is injected in light-guiding pillar 4 from the bottom face 41 of light-guiding pillar, penetrate by light-guiding pillar 4.The shape of lampshade is not limited to spherical, can be also lotus flower platform shape, cube shaped etc.
This lamp holder 3 is provided with a shrinkage pool 31, LED light source is arranged in shrinkage pool 31, insert in shrinkage pool 31 so that its bottom face 41 is positioned at the top of LED light source the bottom of light-guiding pillar, in shrinkage pool 31, be provided with a reflector 5, LED light source is positioned at the cup end 51 of reflector, and the bottom face 41 of light-guiding pillar hides the rim of a cup 52 in reflector.The inwall 53 of reflector can be provided with one deck reflective membrane.
This light-guiding pillar 4 also has top end face 42, the side 43 that be connected between this bottom face 41 and top end face 42 relative with bottom face 41, the light that LED light source produces is injected in light-guiding pillar from the bottom face 41 of light-guiding pillar, penetrates by side 43 and the top end face 42 of light-guiding pillar.
Between lamp holder 3 and light-guiding pillar 4, be provided with and light-guiding pillar can be locked in to the locking mechanism in shrinkage pool 31, this locking mechanism comprises holding screw 32, and holding screw 32 is threaded with lamp holder 3, and one end of holding screw 32 is pressed on the side 43 of light-guiding pillar through lamp holder 3.
The bottom of this light-guiding pillar 4 is provided with the terrace 44 of appearing on the stage, in shrinkage pool 31, be provided with step surface 33, insert on the end face 34 that its terraces 44 of appearing on the stage after shrinkage pool 31 are pressed on lamp holder the bottom of light-guiding pillar and by the opening shutoff of shrinkage pool 31, the bottom face 41 of light-guiding pillar is pressed on leave from office terrace 33.
LED light source comprises metal substrate 6 and LED lamp pearl 7, and this LED lamp pearl 7 is arranged on the front of metal substrate 6, the back side of this metal substrate 6 recline shrinkage pool 31 diapire install.
This metal substrate 6 is aluminium base or copper base, and light-guiding pillar 4 is cylindrical shape, and top end face 42 is arcwall faces of an indent.
In pedestal 1, be provided with installing hole 11, the inwall of installing hole 11 is provided with internal thread, and the outer wall of lamp holder 3 is provided with external screw thread, and lamp holder 3 is fixedly mounted on pedestal 1 lamp holder 3 with installing hole 11 threaded engagement.
The lateral wall of pedestal 1 is provided with some radiating fins 12 that are circumferential distribution, pedestal 1 is made up of metal material, lamp holder 3 is made up of metallic aluminium, and the bottom of pedestal 1 is provided with the projection 13 that can be connected with lamp stand 8, passes projection 13 and stretches in lamp holder 3 to the power line 9 of LED light source power supply.Lamp stand 8 fixes on the ground, the upper end mounting base 1 of lamp stand 8, and the lower end of lamp stand can be provided with the drive circuit parts such as the ballast being connected with power line 9.Power line 9 can be inserted in lamp stand.
In light-guiding pillar 4, be provided with some bubbles 45.