CN205535398U - Down lamp that easily assembles - Google Patents

Abstract

The utility model discloses a down lamp that easily assembles, this down lamp that easily assembles is through setting up three elasticity top flat on lens, inboard on reflector upper portion sets up step face and interference bump, the interference bump that the lens outer loop was crossed on the reflector during assembly is tentatively fixed on the reflector, lens can not take off pine under the action of gravity when interference bump can make lens turn around with the lamp body repackaging with reflector reciprocal anchorage dorsal radix according to the assembly demand is whole, there is machining error in each parts and probably produces the not hard up or lens top surface of lens and can't hug closely the light source substrate surface because the good high meeting of lens of design is reserved in advance to when assembly, thereby 3 elasticity top flats can up push up lens itself to play and compensate the stack error and make its top surface hug closely in appointed surface this moment, this down lamp that easily assembles need not to adopt the sealing washer to make lens hug closely light source base face, can effectively improve production efficiency and reduction in production cost.

Description

The Down lamp being easily assembled

Technical field

This utility model relates to a kind of Down lamp, a kind of Down lamp being easily assembled.

Background technology

Down lamp be a kind of be embedded into ceiling in, the lighting of light down-ejection type, because the advantages such as it is energy-conservation, good, the fast response time of low-carbon (LC), longevity, color rendering properties are favored by users.Typically, Down lamp lens are to be arranged on loosely in Lamp cup, and lens arrange loosely and diffusion shell can be made situations such as rocking, move occur, can affect visual effect.In view of this, also some Down lamp is utilized in outside and installs fixed screw additional and fix the position of lens, or by installing sealing ring, but screw is fixed or increased sealing ring and assembles and all can bother, cause production efficiency low, make end product quality be affected greatly by work fatigue strength and the proficiency of workman.

Utility model content

In order to solve the above-mentioned problems in the prior art, this utility model provides a kind of Down lamp of being easily assembled fixing without screw.

nullThe technical scheme that this utility model provides is as follows: a kind of Down lamp being easily assembled，Including lamp housing and the light source substrate being arranged in lamp housing、Lens and reflector，Described lens are connected between light source substrate setting up and down and reflector，Described reflector is connected at described lamp housing bottom opening，The outer shroud of described lens is provided with three elasticated topsheets，Lens itself are up pushed up thus play the surface making up overlay error and making described lens end face be close to described light source substrate by described 3 elastic top sector-meetings，The inner side on described reflector top is provided with step surface and interference salient point，The interference salient point that during assembling, described lens outer shroud is crossed on described reflector is tentatively fixed on described reflector，Described interference salient point turns lens when reassembling with described lamp housing around according to assembling demand entirety after described lens can be made to interfix with described reflector and will not get loose under gravity.

In preferred embodiment of the present utility model, described reflector is set to discoid, the convex inner peripheral wall being provided with inside and outside distribution of the end face of described reflector and outer circle wall, the wall height of described inner peripheral wall is arranged higher than the wall height of described outer circle wall, and described step surface is arranged on the medial wall medium position of described inner peripheral wall.

In preferred embodiment of the present utility model, described lens are inverted bowl-shape, and the radius that the corresponding described inner peripheral wall of the base circumference radius of described lens surrounds is arranged.

In preferred embodiment of the present utility model, described three elasticated topsheets are equidistantly arranged in the lower circumference edge of described lens, and described inner peripheral wall offers an anti-rotation breach.

In preferred embodiment of the present utility model, the outer peripheral face of described lens is set to cascaded surface, and the end face of described lens is arranged with LED installation cavity, and in the bottom surface of described lens, subordinate is convex in arc-shaped.

In preferred embodiment of the present utility model, the bottom surface of described light source substrate is provided with LED light source, and the position of offering of the corresponding described LED installation cavity in arrangement position of described LED light source is arranged.

In preferred embodiment of the present utility model, the medial wall of described inner peripheral wall and outer circle wall is provided with reflector layer.

In preferred embodiment of the present utility model, 3 buckles equidistantly it are provided with on described outer circle wall, on described lamp housing bottom inside wall, the position of corresponding described buckle is provided with snap groove, and described reflector is connected at described lamp housing bottom opening with coordinating of described buckling groove by described buckle.

In preferred embodiment of the present utility model, described lamp housing, light source substrate, lens and reflector are all made from a material that be thermally conductive.

In preferred embodiment of the present utility model, described interference salient point is set to two, and described interference salient point is symmetricly set on the medial wall of described inner peripheral wall, and described interference salient point is arranged on the top of described step surface.

nullWhat this utility model produced has the beneficial effects that: this Down lamp being easily assembled is by arranging three elasticated topsheets on lens，Inner side setting table terrace and interference salient point on reflector top，The interference salient point that during assembling, described lens outer shroud is crossed on reflector is tentatively fixed on reflector，Interference salient point turns lens when reassembling with lamp housing around according to assembling demand entirety after lens can be made to interfix with reflector and will not get loose under gravity，Owing to reserving the lens height meeting designed when assembling in advance, because each parts exist, mismachining tolerance possible generation lens are loosening or lens end face cannot be close to light source substrate surface，Lens itself are up pushed up thus play and make up overlay error and make its end face be close to the surface specified by now 3 elastic top sector-meetings，This Down lamp being easily assembled is without using sealing ring to make lens be close to light source basal plane，Production efficiency can be effectively improved and reduce production cost.

Accompanying drawing explanation

Fig. 1 is the three-dimensional exploded view of the Down lamp being easily assembled of the present utility model；

Fig. 2 is the sectional view of the Down lamp being easily assembled shown in Fig. 1；

Fig. 3 is lens and the close-up schematic view of reflector clamping in the Down lamp being easily assembled shown in Fig. 1.

Detailed description of the invention

nullSee Fig. 1 to Fig. 2，This Down lamp being easily assembled includes lamp housing 10 and the light source substrate 40 being arranged in lamp housing 10、Lens 20 and reflector 30，Lens 20 are connected between light source substrate 40 setting up and down and reflector 30，Reflector 30 is connected at lamp housing 10 bottom opening，Lamp housing 10、Light source substrate 40、Lens 20 and reflector 30 are all made from a material that be thermally conductive，Reflector 30 is set to discoid，The convex inner peripheral wall 31 being provided with inside and outside distribution of the end face of reflector 30 and outer circle wall 32，Reflector layer (not shown) it is provided with on the medial wall of inner peripheral wall 31 and outer circle wall 32，The wall height of inner peripheral wall 31 is arranged higher than the wall height of outer circle wall 32，An anti-rotation breach 311 is offered on inner peripheral wall 31，A circle step surface 313 it is extend horizontally away in the middle part of the medial wall of inner peripheral wall 31，Lens 20 are in inverted bowl-shape，Two interference salient points 312 also it are symmetrically arranged with on the medial wall of inner peripheral wall 31，Lens 20 are made to be arranged on reflector 30 inner peripheral wall 31 the most whole turning owing to action of gravity does not falls out yet，The radius that the base circumference radius correspondence inner peripheral wall 31 of lens 20 surrounds is arranged，The outer peripheral face of lens 20 is set to cascaded surface，The end face of lens 20 is arranged with LED installation cavity 22，Lens 20 are set to elastic surface 220 towards the one side of light source substrate 40，In the bottom surface of lens 20, subordinate is convex in arc-shaped,The bottom margin of lens 20 is provided with elasticated topsheet 21，Elasticated topsheet 21 is equidistantly arranged in the lower circumference edge of lens 20，The interference salient point 312 that during assembling, lens 20 outer shroud is crossed on reflector 30 is tentatively fixed on reflector 30，Owing to during assembling, the reserved lens height designed can mismachining tolerance possible generation lens 20 be loosening or lens end face cannot be close to light source substrate 40 surface owing to each parts exist in advance，Now lens 20 will itself up be pushed up by 3 elasticated topsheets 21，Thus play the effect making up overlay error the surface that makes its end face be close to specify.3 buckles 321 equidistantly it are provided with on outer circle wall 32, on lamp housing bottom inside wall, the position of corresponding buckle 321 is provided with snap groove (not shown), reflector 30 is connected at lamp housing 10 bottom opening by buckle 321 with coordinating of buckling groove, the bottom surface of light source substrate 40 is provided with LED light source (not shown), and the position of offering of the arrangement position correspondence LED installation cavity 22 of LED light source is arranged.

nullIn sum，This Down lamp being easily assembled is by arranging three elasticated topsheets 21 on lens 20，Inner side setting table terrace 313 and interference salient point 312 on reflector 30 top，The interference salient point 312 that during assembling, lens 20 outer shroud is crossed on reflector 30 is tentatively fixed on reflector 30，Interference salient point 312 turns lens 20 when reassembling with lamp housing 10 around according to assembling demand entirety after lens 20 can be made to interfix with reflector 30 and will not get loose under gravity，Owing to during assembling, the reserved lens height designed can mismachining tolerance possible generation lens be loosening or lens 20 end face cannot be close to light source substrate 40 surface owing to each parts exist in advance，Now 3 elasticated topsheets 21 can play and make up overlay error and make its end face be close to the surface specified，The interference salient point 312 simultaneously arranged on reflector 30，When assembling, bound lens 20 and reflector 30 are turned around during assembling with lamp housing 10 buckle 321 again，Lens 20 can be made not come off under gravity，Additionally，And on reflector 30, it is additionally provided with buckle 321，On lamp housing bottom inside wall, the position of corresponding buckle 321 is provided with snap groove，Reflector 30 is made to be connected at lamp housing 10 bottom opening by buckle 321 with coordinating of buckling groove，During assembling，Elasticated topsheet 21 is flush-mounted in clamping breach 311，Then buckle 321 is fastened on snap groove，Can will complete lens 20、Assembling between reflector 30 and lamp housing 10，The Down lamp that this is easily assembled utilizes and mutually fastens the mode installed，Make between lens 20 and reflector 30，The trouble that conventional screw is fixing is saved in installation between reflector 30 and lamp housing 10，And make lens difficult drop-off，Lens are made to be close to light source basal plane without using sealing ring，The labor intensity of workman can not only be reduced，And it is effectively improved production efficiency and reduces cost.

Above are only a specific embodiment of the present utility model, but design concept of the present utility model is not limited thereto, all changes utilizing this design that this utility model carries out unsubstantiality, the behavior invading this utility model protection domain all should be belonged to.

Claims (10)

1. null1. the Down lamp being easily assembled，Including lamp housing and the light source substrate being arranged in lamp housing、Lens and reflector，Described lens are connected between light source substrate setting up and down and reflector，Described reflector is connected at described lamp housing bottom opening，It is characterized in that: the outer shroud of described lens is provided with three elasticated topsheets，The inner side on described reflector top is provided with step surface and interference salient point，Lens itself are up pushed up thus play the surface making up overlay error and making described lens end face be close to described light source substrate by described three elastic top sector-meetings，The interference salient point that during assembling, described lens outer shroud is crossed on described reflector is tentatively fixed on described reflector，Described interference salient point turns lens when reassembling with described lamp housing around according to assembling demand entirety after described lens can be made to interfix with described reflector and will not get loose under gravity.
2. The Down lamp being easily assembled the most according to claim 1, it is characterized in that: described reflector is set to discoid, the convex inner peripheral wall being provided with inside and outside distribution of the end face of described reflector and outer circle wall, the wall height of described inner peripheral wall is arranged higher than the wall height of described outer circle wall, and described step surface is arranged on the medial wall medium position of described inner peripheral wall.
3. The Down lamp being easily assembled the most according to claim 2, it is characterised in that: described lens are inverted bowl-shape, and the radius that the corresponding described inner peripheral wall of the base circumference radius of described lens surrounds is arranged.
4. The Down lamp being easily assembled the most according to claim 2, it is characterised in that: described three elasticated topsheets are equidistantly arranged in the lower circumference edge of described lens, and described inner peripheral wall offers an anti-rotation breach.
5. The Down lamp being easily assembled the most according to claim 1, it is characterised in that: the outer peripheral face of described lens is set to cascaded surface, and the end face of described lens is arranged with LED installation cavity, and in the bottom surface of described lens, subordinate is convex in arc-shaped.
6. The Down lamp being easily assembled the most according to claim 5, it is characterised in that: the bottom surface of described light source substrate is provided with LED light source, and the position of offering of the corresponding described LED installation cavity in arrangement position of described LED light source is arranged.
7. The Down lamp being easily assembled the most according to claim 2, it is characterised in that: it is provided with reflector layer on the medial wall of described inner peripheral wall and outer circle wall.
8. The Down lamp being easily assembled the most according to claim 2, it is characterized in that: on described outer circle wall, be equidistantly provided with 3 buckles, on described lamp housing bottom inside wall, the position of corresponding described buckle is provided with snap groove, and described reflector is connected at described lamp housing bottom opening with coordinating of described buckling groove by described buckle.
9. The Down lamp being easily assembled the most according to claim 1, it is characterised in that: described lamp housing, light source substrate, lens and reflector are all made from a material that be thermally conductive.
10. The Down lamp being easily assembled the most according to claim 2, it is characterised in that: described interference salient point is set to two, and described interference salient point is symmetricly set on the medial wall of described inner peripheral wall, and described interference salient point is arranged on the top of described step surface.