CN209180794U - A kind of dust protected downlight - Google Patents

Abstract

The utility model discloses a kind of dust protected downlights, including outer cover body, the outer cover body both ends open, the outer cover body bottom end is fixedly connected with lampshade, the outer cover body bottom interior wall is fixedly connected with lantern ring, and the lantern ring is AND DEWATERING FOR ORIFICE STRUCTURE, nesting is equipped with lamp holder in the middle part of the lantern ring, the lamp holder bottom offers mounting groove, the lamp holder top vertical is fixed with guide post, the guide post lateral gap is combined with pressure spring, the pressure spring bottom end is fixedly connected with the lamp holder, the top end of compression spring is fixedly connected with sealing plate, the sealing plate is ring-plane structure, and the sealing plate and the guide post and the equal clearance fit of the outer cover body.Beneficial effect is: the utility model can obstruct dust by sealing plate and enter from top, the dust of holder surface can be blown out in time by way of guide post decline pressing sealing plate simultaneously, good dust-proof effect is played, short trouble occurs for the circuit for avoiding lamp holder.

Description

A kind of dust protected downlight

Technical field

The utility model relates to downlight fields, and in particular to a kind of dust protected downlight.

Background technique

Downlight, which refers to, a screw socket, can directly load onto the lamps and lanterns of incandescent lamp or energy-saving lamp.Downlight is a kind of embedding Enter into ceiling the illuminator of light down-ejection type.This hidden the setting property lamps and lanterns inside ceiling, all light are all Projection downwards, belongs to direct light distribution.

Applicants have discovered that at least there is following technical problem in the prior art: the dust-proof effect of downlight is general at present, ash Dirt, which enters in downlight, easily leads to generation short trouble.

Utility model content

The purpose of this utility model is that solve the above-mentioned problems and provides a kind of dust protected downlight, existing to solve The technical problems such as the dust-proof effect of current downlight is general in technology.Preferred skill in many technical solutions provided by the utility model Art scheme, which is included, can obstruct dust from top entrance by sealing plate, while by pressing sealing plate along the side that guide post declines Formula can blow out in time the dust of holder surface, play the technical effects such as good dust-proof effect, elaboration as detailed below.

To achieve the above object, the utility model provides following technical scheme:

A kind of dust protected downlight provided by the utility model, including outer cover body, the outer cover body both ends open are described Outer cover body bottom end is fixedly connected with lampshade, and the outer cover body bottom interior wall is fixedly connected with lantern ring, and the lantern ring is hole Hardened structure, lantern ring middle part nesting are equipped with lamp holder, and the lamp holder bottom offers mounting groove, and the lamp holder top vertical is solid Surely there is guide post, the guide post lateral gap is combined with pressure spring, and the pressure spring bottom end is fixedly connected with the lamp holder, the pressure spring top End is fixedly connected with sealing plate, and the sealing plate is ring-plane structure, and the sealing plate and the guide post and the outer cover body Equal clearance fit.

Using a kind of above-mentioned dust protected downlight, when in use, light bulb is fixed on the lamp holder by the mounting groove, The outer cover body is embedded in into ceiling later, then light bulb can be lighted after lamp holder energization and be emitted beam, and light is in institute Stating can be to ambient lighting, in daily, due to the sealing plate and the guide post and the shell after the reflex of lampshade The equal clearance fit of ontology, and the sealing plate is ring flat-plate, so as to prevent extraneous dust through entering at the top of the outer cover body, Good dust-proof effect is played, while the lantern ring is AND DEWATERING FOR ORIFICE STRUCTURE, is able to ascend the heat dissipation effect of the lamp holder, and it is extraneous grey Dirt has certain probability that can enter in the outer cover body, is needed in such cases to periodic cleaning in the outer cover body, Powered off when cleaning and remove the outer cover body from ceiling, after press under guidance of the sealing plate by the guide post Drop, the sealing plate generates air-flow during the decline will enter a little dust in the outer cover body through the lantern ring AND DEWATERING FOR ORIFICE STRUCTURE blowout plays further dust-proof effect to the periodic cleaning in the outer cover body with this to realize, effectively It avoids the lamp holder and short trouble occurs.

Preferably, the material of the lampshade is transparent glass, the lampshade and the outer cover body, which are glued, to be fixed.

It is connect preferably, the lantern ring is threadably secured with the outer cover body.

Preferably, the lamp holder and the lantern ring are interference fitted.

Preferably, the mounting groove is thread groove.

Preferably, the limited compression stroke of the pressure spring is not less than the active strokes of the sealing plate.

Preferably, the material of the sealing plate is quenched rubber.

Beneficial effect is: the utility model can obstruct dust by sealing plate and enter from top, while pass through pressing Sealing plate can blow out in time the dust of holder surface along the mode that guide post declines, and play good dust-proof effect, avoid Short trouble occurs for the circuit of lamp holder.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is the elevational cross-sectional view of the utility model；

Fig. 2 is that the utility model faces exterior view；

Fig. 3 is the vertical view exterior view of the utility model；

Fig. 4 is the overhead sectional view of the utility model.

The reference numerals are as follows:

1, sealing plate；2, guide post；3, pressure spring；4, outer cover body；5, lantern ring；6, lamp holder；7, mounting groove；8, lampshade.

Specific embodiment

To keep the purpose of this utility model, technical solution and advantage clearer, below by the technology to the utility model Scheme is described in detail.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work Obtained all other embodiment is put, the range that the utility model is protected is belonged to.

Shown in referring to figures 1-4, the utility model provides a kind of dust protected downlight, including outer cover body 4, outer cover body 4 both ends opens, 4 bottom end of outer cover body are fixedly connected with lampshade 8, and 4 bottom interior wall of outer cover body is fixedly connected with lantern ring 5, and covers Ring 5 is AND DEWATERING FOR ORIFICE STRUCTURE, and 5 middle part nesting of lantern ring is equipped with lamp holder 6, and 6 bottom of lamp holder offers mounting groove 7, and 6 top vertical of lamp holder is solid Surely there is guide post 2,2 lateral gap of guide post is combined with pressure spring 3, and 3 bottom end of pressure spring is fixedly connected with lamp holder 6, and 3 top of pressure spring is fixedly connected There is a sealing plate 1, sealing plate 1 is ring-plane structure, and sealing plate 1 and guide post 2 and the equal clearance fit of outer cover body 4.

Preferably, the material of lampshade 8 is transparent glass, so set, convenient for promoting the reflecting effect of lampshade 8, lampshade 8 It is glued with outer cover body 4 and fixes, so set, is stably mounted on outer cover body 4 convenient for lampshade 8.

Lantern ring 5 is threadably secured with outer cover body 4 and connect, so set, fast in outer cover body 4 convenient for lantern ring 5 Speed dismounting.

Lamp holder 6 and lantern ring 5 are interference fitted, so set, connecting convenient for what lamp holder 6 can fasten with lantern ring 5.

Mounting groove 7 is thread groove, so set, being convenient for fast assembling-disassembling of the light bulb in mounting groove 7.

The limited compression stroke of pressure spring 3 is not less than the active strokes of sealing plate 1, so set, convenient for preventing pressure spring 3 from reaching The limited compression stroke of itself and fail.

The material of sealing plate 1 is quenched rubber, so set, having good insulation performance convenient for sealing plate 1.

Using the above structure, when in use, light bulb is fixed on lamp holder 6 by mounting groove 7, outer cover body 4 is embedding later It is packed into ceiling, then light bulb can be lighted after the energization of lamp holder 6 and be emitted beam, and light can be right after the reflex of lampshade 8 Ambient lighting, in daily, due to sealing plate 1 and guide post 2 and the equal clearance fit of outer cover body 4, and sealing plate 1 is ring flat-plate, from And can prevent extraneous dust from being entered at the top of outer cover body 4, good dust-proof effect is played, while lantern ring 5 is AND DEWATERING FOR ORIFICE STRUCTURE, It is able to ascend the heat dissipation effect of lamp holder 6, and extraneous dust has certain probability that can enter in outer cover body 4, in such cases Need to periodic cleaning in outer cover body 4, power-off and the desheathing ontology 4 from ceiling when cleaning, after to press sealing plate 1 logical The guidance decline of guide post 2 is crossed, sealing plate 1 generates air-flow during the decline and passes through a little dust in outer cover body 4 is entered The AND DEWATERING FOR ORIFICE STRUCTURE of lantern ring 5 is blown out, and plays further dust-proof effect to the periodic cleaning in outer cover body 4 with this to realize, has Short trouble occurs for the lamp holder 6 that avoids of effect.

Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with the power Subject to the protection scope that benefit requires.

Claims (7)

1. a kind of dust protected downlight, including outer cover body (4), it is characterised in that: outer cover body (4) both ends open, it is described Outer cover body (4) bottom end is fixedly connected with lampshade (8), and outer cover body (4) bottom interior wall is fixedly connected with lantern ring (5), and The lantern ring (5) is AND DEWATERING FOR ORIFICE STRUCTURE, and nesting is equipped with lamp holder (6) in the middle part of the lantern ring (5), and lamp holder (6) bottom offers Mounting groove (7), lamp holder (6) top vertical are fixed with guide post (2), and guide post (2) lateral gap is combined with pressure spring (3), Pressure spring (3) bottom end is fixedly connected with the lamp holder (6), and pressure spring (3) top is fixedly connected with sealing plate (1), described Sealing plate (1) is ring-plane structure, and the sealing plate (1) and the guide post (2) and the outer cover body (4) equal clearance fit.

2. a kind of dust protected downlight according to claim 1, it is characterised in that: the material of the lampshade (8) is transparent glass, The lampshade (8) and the outer cover body (4), which are glued, to be fixed.

3. a kind of dust protected downlight according to claim 1, it is characterised in that: the lantern ring (5) and the outer cover body (4) It is threadably secured connection.

4. a kind of dust protected downlight according to claim 1, it is characterised in that: the lamp holder (6) and the lantern ring (5) interference Cooperation.

5. a kind of dust protected downlight according to claim 1, it is characterised in that: the mounting groove (7) is thread groove.

6. a kind of dust protected downlight according to claim 1, it is characterised in that: the limited compression stroke of the pressure spring (3) is not Less than the active strokes of the sealing plate (1).

7. a kind of dust protected downlight according to claim 1, it is characterised in that: the material of the sealing plate (1) is quenched rubber Glue.