CN203718452U - Down lamp - Google Patents
Down lamp Download PDFInfo
- Publication number
- CN203718452U CN203718452U CN201420069998.6U CN201420069998U CN203718452U CN 203718452 U CN203718452 U CN 203718452U CN 201420069998 U CN201420069998 U CN 201420069998U CN 203718452 U CN203718452 U CN 203718452U
- Authority
- CN
- China
- Prior art keywords
- housing
- light penetrating
- panel
- down lamp
- circuit board
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model relates to a down lamp. The down lamp comprises a shell and a mounting panel arranged outside the shell in a sleeving mode; the shell is provided with a mounting cavity; a circuit board is arranged in the mounting cavity; a plurality of lighting bodies are arranged on the circuit board; a light transmission panel is arranged at the opening end of the mounting cavity; a lens is arranged at the inside, corresponding to the position of each lighting body, of the light transmission panel; the light transmission panel and the shell are fixedly connected; the down lamp also comprises a seal ring positioned between the shell and the mounting panel; a flange is arranged at one side, facing the light transmission panel, of the front end of the seal ring in a bending mode; the flange and the front end surface of the light transmission panel are contacted; a positioning ring is arranged at the rear end of the mounting panel; tongue pieces are arranged at the rear end of the seal ring in a bending mode and are arranged on the positioning piece in a buckling mode. By adopting the technical scheme, the utility model provides the down lamp, the sealing property between the light transmission panel and the shell is good, so the work performances of the down lamp are good, and the service life of the down lamp is prolonged.
Description
Technical field
The utility model relates to field of light fittings, particularly a kind of Down lamp.
Background technology
A kind of Down lamp, include housing, be set in the installation panel outside housing, described housing is provided with installation cavity, in described installation cavity, be provided with circuit board, described circuit board is provided with several illuminators, the openend of installation cavity is provided with light penetrating panel, described corresponding each illuminator position, light penetrating panel inner side is respectively equipped with lens, described light penetrating panel is fixedly connected with housing, but, the Down lamp of this structure, between light penetrating panel and housing, sealing is poor, some impurity easily enter in installation cavity between light penetrating panel and housing, affect the service behaviour of circuit board, thereby Down lamp service behaviour is affected, service life is short.
Summary of the invention
The purpose of this utility model: in order to overcome the defect of prior art, the utility model provides a kind of Down lamp, and it makes good airproof performance between light penetrating panel and housing, thereby makes Down lamp stable work in work, and then makes its long service life.
The technical solution of the utility model: a kind of Down lamp, include housing, be set in the installation panel outside housing, described housing is provided with installation cavity, in described installation cavity, be provided with circuit board, described circuit board is provided with several illuminators, the openend of installation cavity is provided with light penetrating panel, described corresponding each illuminator position, light penetrating panel inner side is respectively equipped with lens, described light penetrating panel is fixedly connected with housing, it is characterized in that: also include sealing ring, described sealing ring is between housing and installation panel, described sealing ring front end is provided with flange to light penetrating panel one lateral bending, described flange and light penetrating panel front end face are conflicted, described installation panel rear end is provided with locating ring, the curved tongue piece that is provided with in rear end of described sealing ring, described tongue piece be located on described locating ring.
Adopt technique scheme, by the sealing ring arranging, the flange of sealing ring and the front end face of light penetrating panel are conflicted, flange can prevent that introduced contaminants or water from entering in installation cavity between light penetrating panel and housing well like this, thereby make Down lamp stable work in work, and then make its long service life; By the tongue piece of sealing ring is located on locating ring sealing ring is positioned, thereby make the easy for installation of sealing ring.
Further setting of the present utility model: in described installation cavity, corresponding circuits plate two side positions are provided with some locating dowels, and the opposite face of described locating dowel is provided with opening, the side of described circuit board is plugged in described opening.
Adopt above-mentioned further setting, directly the side of circuit board is plugged in the opening in locating dowel, make the easy for installation of circuit board, and location is reliable, simple in structure.
Further setting more of the present utility model: described light penetrating panel inner side is provided with projection, described projection is provided with screwed hole, on described circuit board, housing, corresponding screwed hole position is respectively equipped with through hole, is equipped with being fixedly connected with of the paired light penetrating panel of bolt shape and housing in described through hole, screwed hole.
Adopt above-mentioned further setting again, because light penetrating panel is generally thinner, the projection of setting can conveniently arrange screwed hole, and the light penetrating panel locate mode of this structure is easy for installation, simple in structure.
Further setting of the present utility model: be connected with external connection on described circuit board, described housing is provided with wiring hole, in described wiring hole, is provided with junction block, and junction block and housing screw thread are fixed, in junction block, be provided with elastic seal cartridge, external connection extends to outside housing through elastic seal cartridge.
Adopt above-mentioned further setting, junction block and housing screw thread are fixed, good airproof performance, convenient installation, dismounting; The elastic seal cartridge arranging makes good airproof performance between external connection and junction block.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model specific embodiment;
Fig. 2 is seal ring structure schematic diagram in the utility model specific embodiment;
Fig. 3 is the utility model specific embodiment internal structure schematic diagram;
Fig. 4 is light penetrating panel structural representation in the utility model specific embodiment;
Fig. 5 is the utility model specific embodiment middle shell structural representation;
Fig. 6 is the utility model specific embodiment polycrystalline substance schematic diagram.
The specific embodiment
As shown in Fig. 1-6, a kind of Down lamp, include housing 1, be set in the installation panel 2 outside housing 1, described housing 1 is provided with installation cavity 11, in described installation cavity 11, be provided with circuit board 3, described circuit board 3 is provided with several illuminators 4, the openend of installation cavity 11 is provided with light penetrating panel 5, described corresponding each illuminator 4 position, light penetrating panel 5 inner sides are respectively equipped with lens 6, described light penetrating panel 5 is fixedly connected with housing 1, also include sealing ring 7, described sealing ring 7 is between housing 1 and installation panel 2, described sealing ring 7 front ends are provided with flange 71 to light penetrating panel 5 one lateral bendings, described flange 71 is conflicted with light penetrating panel 5 front end faces, described installation panel 2 rear ends are provided with locating ring 21, the curved tongue piece 72 that is provided with in rear end of described sealing ring 7, described tongue piece 72 be located on described locating ring 21.By the sealing ring 7 arranging, the flange 71 of sealing ring 7 is conflicted with the front end face of light penetrating panel 5, flange 71 can prevent that introduced contaminants or water from entering in installation cavity 11 between light penetrating panel 5 and housing 1 well like this, thereby makes Down lamp stable work in work, and then makes its long service life; By the tongue piece of sealing ring 7 72 is located on locating ring 21 sealing ring 7 is positioned, thereby make the easy for installation of sealing ring 7.
In the utility model specific embodiment, 3 liang of side positions of the interior corresponding circuits plate of described installation cavity 11 are provided with some locating dowels 8, and the opposite face of described locating dowel 8 is provided with opening 81, and the side of described circuit board 3 is plugged in described opening 81.Directly the side of circuit board 3 is plugged in the opening 81 in locating dowel 8, makes the easy for installation of circuit board 3, and location is reliable, simple in structure.
In the utility model specific embodiment, described light penetrating panel 5 inner sides are provided with projection 9, described projection 9 is provided with screwed hole 91, on described circuit board 3, housing 1, corresponding screwed hole 91 positions are respectively equipped with through hole, described through hole with in screwed hole 91, be equipped with bolt 10 and form being fixedly connected with light penetrating panel 5 and housing 1.Because light penetrating panel 5 is generally thinner, the projection 9 of setting can conveniently arrange screwed hole 91, and light penetrating panel 5 locate modes of this structure are easy for installation, simple in structure.
In the utility model specific embodiment, on described circuit board 3, be connected with external connection 20, described housing 1 is provided with wiring hole, in described wiring hole, be provided with junction block 30, junction block 30 is fixed with housing 1 screw thread, in junction block 30, be provided with elastic seal cartridge 40, external connection 20 extends to outside housing 1 through elastic seal cartridge 40.Junction block 30 is fixed with housing 1 screw thread, good airproof performance, convenient installation, dismounting; The elastic seal cartridge 40 arranging makes good airproof performance between external connection 20 and junction block 30.
Claims (4)
1. a Down lamp, include housing, be set in the installation panel outside housing, described housing is provided with installation cavity, in described installation cavity, be provided with circuit board, described circuit board is provided with several illuminators, the openend of installation cavity is provided with light penetrating panel, described corresponding each illuminator position, light penetrating panel inner side is respectively equipped with lens, described light penetrating panel is fixedly connected with housing, it is characterized in that: also include sealing ring, described sealing ring is between housing and installation panel, described sealing ring front end is provided with flange to light penetrating panel one lateral bending, described flange and light penetrating panel front end face are conflicted, described installation panel rear end is provided with locating ring, the curved tongue piece that is provided with in rear end of described sealing ring, described tongue piece be located on described locating ring.
2. Down lamp according to claim 1, is characterized in that: in described installation cavity, corresponding circuits plate two side positions are provided with some locating dowels, and the opposite face of described locating dowel is provided with opening, and the side of described circuit board is plugged in described opening.
3. Down lamp according to claim 1 and 2, it is characterized in that: described light penetrating panel inner side is provided with projection, described projection is provided with screwed hole, on described circuit board, housing, corresponding screwed hole position is respectively equipped with through hole, is equipped with being fixedly connected with of the paired light penetrating panel of bolt shape and housing in described through hole, screwed hole.
4. Down lamp according to claim 3, it is characterized in that: on described circuit board, be connected with external connection, described housing is provided with wiring hole, in described wiring hole, be provided with junction block, junction block and housing screw thread are fixed, in junction block, be provided with elastic seal cartridge, external connection extends to outside housing through elastic seal cartridge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420069998.6U CN203718452U (en) | 2014-02-18 | 2014-02-18 | Down lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420069998.6U CN203718452U (en) | 2014-02-18 | 2014-02-18 | Down lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203718452U true CN203718452U (en) | 2014-07-16 |
Family
ID=51157599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420069998.6U Expired - Fee Related CN203718452U (en) | 2014-02-18 | 2014-02-18 | Down lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203718452U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107940269A (en) * | 2017-10-27 | 2018-04-20 | 厦门阳光恩耐照明有限公司 | A kind of bulb lamp light source moulding process |
-
2014
- 2014-02-18 CN CN201420069998.6U patent/CN203718452U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107940269A (en) * | 2017-10-27 | 2018-04-20 | 厦门阳光恩耐照明有限公司 | A kind of bulb lamp light source moulding process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140716 Termination date: 20190218 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |