EP4215810A1 - A low voltage lamp head assembly - Google Patents
A low voltage lamp head assembly Download PDFInfo
- Publication number
- EP4215810A1 EP4215810A1 EP23150442.4A EP23150442A EP4215810A1 EP 4215810 A1 EP4215810 A1 EP 4215810A1 EP 23150442 A EP23150442 A EP 23150442A EP 4215810 A1 EP4215810 A1 EP 4215810A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- head assembly
- lamp head
- low
- socket
- voltage lamp
- 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.)
- Pending
Links
- 238000007789 sealing Methods 0.000 claims abstract description 33
- 230000013011 mating Effects 0.000 claims abstract description 4
- 235000014676 Phragmites communis Nutrition 0.000 claims description 9
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 241001465382 Physalis alkekengi Species 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/06—Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices, e.g. connectors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V31/00—Gas-tight or water-tight arrangements
- F21V31/005—Sealing arrangements therefor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
- H01R13/5202—Sealing means between parts of housing or between housing part and a wall, e.g. sealing rings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
- H01R24/38—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V15/00—Protecting lighting devices from damage
- F21V15/01—Housings, e.g. material or assembling of housing parts
- F21V15/015—Devices for covering joints between adjacent lighting devices; End coverings
Definitions
- the present invention relates to the technical field of lighting equipment, in particular, a low-voltage lamp head assembly.
- DC plugs can be used for the plug connectors used for the power supply of lamps, but the male plugs of DC plugs are usually used in reality. The male plug has a very small size, and it is easy to insert it wrongly. There is a potential safety hazard in the socket hole of the mains power supply. In addition, the DC plug generally cannot meet the requirements regarding waterproofness.
- the present invention provides a low-voltage lamp head assembly to solve the above technical problems.
- a low-voltage lamp head assembly comprises an outer cover connected to the lamp body and a DC socket set on the jack of the outer cover, said outer cover is provided with a sealing ring on the inner side, said sealing ring is provided with a sealing inner ring mating with said DC socket, said sealing inner ring is provided with an expanding ring on the side close to said outer cover.
- the assembly further comprises a bracket provided on the inside of said sealing ring, said bracket being connected to said outer cover and clamping said sealing ring.
- said expanding ring is provided with a sealing rib.
- said sealing ring is provided with an annular injection groove around the outer circumference.
- said DC socket comprises.
- said DC socket further comprises a fixing seat provided at the end of said socket body.
- the plurality of conductive clips are integrally formed, and said conductive reed has a first resilient electrical contact set on the end of said fixing seat.
- said conductive post has a second resilient electrical contact set on the end of said fixing seat.
- said conductive post is formed from two inward bent sides of a metal sheet.
- said fixing seat is provided with a fixing post extending into said mounting cavity, and said plurality of conductive clips are provided around said fixing post.
- the technical effects of the present invention are as follows:
- the DC male plug with the low-voltage lamp head assembly of the present invention will be provided with an outer sleeve outside the existing DC male plug in order to comply with VDE requirements, and the expanding ring of the present invention can be sealed with this outer sleeve to achieve waterproofness in a simple and reliable way.
- the low-voltage lamp head assembly of this embodiment includes an outer cover 100 connected to the lamp body and a DC socket 200 provided on the jack 101 of the outer cover 100, said outer cover 100 is provided with a sealing ring 300 on the inner side, said sealing ring 300 is provided with a sealing inner ring 301 mating with said DC socket 200, said sealing inner ring 301 is provided with an expanding ring 302 on the side close to said outer cover 100.
- this implementation with the DC male plug 500 comprises an outer sleeve 501 set outside the existing DC male plug to increase the diameter to prevent misinsertion.
- the expanding ring 302 seals the outer sleeve 501, which provides waterproofness in a simple and reliable way.
- the embodiment further comprises a bracket 400 provided on the inside of said sealing ring 300, said bracket 400 being connected to the outer cover 100 and clamping said sealing ring 300.
- said bracket 400 is fixedly connected to the outer cover 100 by screws.
- the expanding ring 302 is provided with a sealing rib 303, which can be provided as a continuous ring or at intervals to further enhance the sealing effect.
- the outer circumference of said seal 300 is provided with an annular injection groove 304.
- the above structure can further improve the sealing effect.
- said DC socket 200 comprises: a socket body 201, a conductive reed 202 and a conductive post 203.
- the socket body 201 has a mounting cavity 2011;
- the conductive reed 202 is provided on said socket body 201 and includes a plurality of conductive clips 2021 arranged annularly on the inner wall of said mounting cavity 2011;
- the conductive post 203 is provided on said socket body 201 and is located in the middle of said mounting cavity 2011.
- said DC socket 200 further comprises a fixing seat 204 provided at the end of said socket body 201 to facilitate the installation of the conductive reed 202 and the conductive post 203.
- the plurality of conductive clips 2021 is formed integrally, and said conductive reed 201 has a first resilient electrical contact 2022 set on the end of said fixing seat 204.
- said conductive post 203 has a second resilient electrical contact 2031 set on the end of said fixing seat 204.
- said conductive post 203 is formed from two inward bent sides of a metal sheet.
- said fixing seat 204 is provided with a fixing post 2041 extending into said mounting cavity 2011, and said plurality of conductive clips 2021 are provided around said fixing post 2041.
- the DC socket shown uses socket and reed integrated molding, which significantly improves the reliability and stability of contact.
- the advantages of DC socket include: 1. Reducing the number of parts and lowering the cost of the product; 2. Improving the reliability and stability of the product and enhancing the quality of the product; 3. Ensure product consistency, improve production efficiency; 4. Standardize and generalize the design of the kamp head assembly.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Connector Housings Or Holding Contact Members (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
Description
- The present invention relates to the technical field of lighting equipment, in particular, a low-voltage lamp head assembly.
- In the context of energy saving and environmental protection, LED lamps and lanterns are increasingly used in home and commercial lighting because of their high light efficiency and good light gathering performance. In commercial lighting, display lighting is a very important category. DC plugs can be used for the plug connectors used for the power supply of lamps, but the male plugs of DC plugs are usually used in reality. The male plug has a very small size, and it is easy to insert it wrongly. There is a potential safety hazard in the socket hole of the mains power supply. In addition, the DC plug generally cannot meet the requirements regarding waterproofness.
- In view of this, the present invention provides a low-voltage lamp head assembly to solve the above technical problems.
- A low-voltage lamp head assembly comprises an outer cover connected to the lamp body and a DC socket set on the jack of the outer cover, said outer cover is provided with a sealing ring on the inner side, said sealing ring is provided with a sealing inner ring mating with said DC socket, said sealing inner ring is provided with an expanding ring on the side close to said outer cover.
- Preferably, the assembly further comprises a bracket provided on the inside of said sealing ring, said bracket being connected to said outer cover and clamping said sealing ring.
- Preferably, said expanding ring is provided with a sealing rib.
- Preferably, said sealing ring is provided with an annular injection groove around the outer circumference.
- Preferably, said DC socket comprises.
- a socket body with a mounting cavity;
- a conductive reed, provided on said socket body, comprising a plurality of conductive clips arranged annularly on the inner wall of said mounting cavity; and
- a conductive post, set on said socket body in the middle of said mounting cavity.
- Preferably, said DC socket further comprises a fixing seat provided at the end of said socket body.
- Preferably, the plurality of conductive clips are integrally formed, and said conductive reed has a first resilient electrical contact set on the end of said fixing seat.
- Preferably, said conductive post has a second resilient electrical contact set on the end of said fixing seat.
- Preferably, said conductive post is formed from two inward bent sides of a metal sheet.
- Preferably, said fixing seat is provided with a fixing post extending into said mounting cavity, and said plurality of conductive clips are provided around said fixing post.
- The technical effects of the present invention are as follows:
In the low-voltage lamp head assembly of the present invention, by providing a sealing ring between the DC socket and the outer cover, and providing an expanding ring on the sealing ring, the DC male plug with the low-voltage lamp head assembly of the present invention will be provided with an outer sleeve outside the existing DC male plug in order to comply with VDE requirements, and the expanding ring of the present invention can be sealed with this outer sleeve to achieve waterproofness in a simple and reliable way. - Embodiments of the present invention are described below in connection with the accompanying drawings, wherein:
-
Fig. 1 shows a schematic diagram of the structure of the low-voltage luminaire head assembly of this embodiment when assembled; -
Fig. 2 shows a cross-sectional schematic view of the low-voltage lamp head assembly of this embodiment when assembled; -
Fig. 3 is an exploded schematic view of the low-voltage lamp head assembly of this embodiment; -
Fig. 4 shows the exploded schematic view of the DC socket shown inFig. 3 ; -
Fig. 5 shows an exploded schematic view of another angle of the low-voltage lamp head assembly of this embodiment; and -
Fig. 6 shows an exploded schematic view of the DC socket shown inFig. 5 . - The following specific embodiments of the present invention are described in further detail based on the accompanying drawings. It should be understood that the description of embodiments of the present invention herein is not intended to limit the scope of protection of the present invention.
- As shown in
Figs. 1 to 6 , the low-voltage lamp head assembly of this embodiment includes anouter cover 100 connected to the lamp body and aDC socket 200 provided on thejack 101 of theouter cover 100, saidouter cover 100 is provided with asealing ring 300 on the inner side, saidsealing ring 300 is provided with a sealinginner ring 301 mating with saidDC socket 200, said sealinginner ring 301 is provided with an expandingring 302 on the side close to saidouter cover 100. - In order to comply with VDE requirements, this implementation with the DC
male plug 500 comprises anouter sleeve 501 set outside the existing DC male plug to increase the diameter to prevent misinsertion. The expandingring 302 seals theouter sleeve 501, which provides waterproofness in a simple and reliable way. - The embodiment further comprises a
bracket 400 provided on the inside of said sealingring 300, saidbracket 400 being connected to theouter cover 100 and clamping saidsealing ring 300. In this embodiment, saidbracket 400 is fixedly connected to theouter cover 100 by screws. The above structure is more convenient for manufacturing and installation. - In this embodiment, the expanding
ring 302 is provided with a sealingrib 303, which can be provided as a continuous ring or at intervals to further enhance the sealing effect. - In this embodiment, the outer circumference of said
seal 300 is provided with anannular injection groove 304. The above structure can further improve the sealing effect. - In this embodiment, said
DC socket 200 comprises: asocket body 201, aconductive reed 202 and aconductive post 203. Thesocket body 201 has amounting cavity 2011; theconductive reed 202 is provided on saidsocket body 201 and includes a plurality ofconductive clips 2021 arranged annularly on the inner wall of saidmounting cavity 2011; theconductive post 203 is provided on saidsocket body 201 and is located in the middle of saidmounting cavity 2011. - In this embodiment, said
DC socket 200 further comprises afixing seat 204 provided at the end of saidsocket body 201 to facilitate the installation of theconductive reed 202 and theconductive post 203. - In this embodiment, the plurality of
conductive clips 2021 is formed integrally, and saidconductive reed 201 has a first resilientelectrical contact 2022 set on the end of saidfixing seat 204. - In this embodiment, said
conductive post 203 has a second resilientelectrical contact 2031 set on the end of saidfixing seat 204. - In this embodiment, said
conductive post 203 is formed from two inward bent sides of a metal sheet. - In this embodiment, said
fixing seat 204 is provided with afixing post 2041 extending into saidmounting cavity 2011, and said plurality ofconductive clips 2021 are provided around said fixingpost 2041. - The DC socket shown uses socket and reed integrated molding, which significantly improves the reliability and stability of contact. The advantages of DC socket include: 1. Reducing the number of parts and lowering the cost of the product; 2. Improving the reliability and stability of the product and enhancing the quality of the product; 3. Ensure product consistency, improve production efficiency; 4. Standardize and generalize the design of the kamp head assembly.
- The above is only a preferred embodiment of the present invention and is not intended to limit the scope of protection of the present invention. Any modification, equivalent replacement or improvement within the spirit of the present invention, etc., is covered by the scope of the claims of the present invention.
Claims (10)
- A low-voltage lamp head assembly, comprising an outer cover (100) connected to a lamp body and a DC socket (200) provided on a jack (101) of the outer cover (100),
characterized in that said outer cover (100) is provided with a sealing ring (300) on the inner side, said sealing ring (300) is provided with a sealing inner ring (301) mating with said DC socket (200), and said sealing inner ring (301) is provided with an expanding ring (302) on the side close to said outer cover (100). - The low-voltage lamp head assembly according to claim 1, characterized in that it further comprises a bracket (400) provided on the inside of said sealing ring (300), said bracket (400) being connected to said outer cover (100) and clamping said sealing ring (300).
- The low-voltage lamp head assembly according to claim 1, characterized in that said expanding ring (302) is provided with a sealing rib (303).
- The low-voltage lamp head assembly according to claim 1, characterized in that said sealing ring (300) is provided with an annular injection groove (304) around the outer circumference.
- The low-voltage lamp head assembly according to any of claims 1 to 4, characterized in that said DC socket (200) comprises:a socket body (201) with a mounting cavity (2011);a conductive reed (202), provided on said socket body (201), comprising a plurality of conductive clips (2021) arranged annularly on the inner wall of said mounting cavity (2011); anda conductive post (203), set on said socket body (201) in the middle of said mounting cavity (2011).
- The low-voltage lamp head assembly according to claim 5, characterized in that said DC socket (200) further comprises a fixing seat (204) provided at the end of said socket body (201).
- The low-voltage lamp head assembly according to claim 6, characterized in that the plurality of conductive clips (2021) are integrally formed and said conductive reed (201) has a first resilient electrical contact (2022) set on the end of said fixing seat (204).
- The low-voltage lamp head assembly according to claim 6, characterized in that said conductive post (203) has a second resilient electrical contact (2031) set on the end of said fixing seat (204).
- The low-voltage lamp head assembly according to claim 5, characterized in that said conductive post (203) is formed from two inward bent sides of a metal sheet.
- The low-voltage lamp head assembly according to claim 6, characterized in that said fixing seat (204) is provided with a fixing post (2041) extending into said mounting cavity (2011), and said plurality of conductive clips (2021) are provided around said fixing post (2041).
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210062822.7A CN114811545B (en) | 2022-01-19 | 2022-01-19 | Lamp cap assembly of low-voltage lamp |
Publications (1)
Publication Number | Publication Date |
---|---|
EP4215810A1 true EP4215810A1 (en) | 2023-07-26 |
Family
ID=82527266
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP23150442.4A Pending EP4215810A1 (en) | 2022-01-19 | 2023-01-05 | A low voltage lamp head assembly |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP4215810A1 (en) |
CN (1) | CN114811545B (en) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111853572A (en) * | 2020-07-02 | 2020-10-30 | 赛尔富电子有限公司 | Waterproof strip lamp |
CN112762372A (en) * | 2021-01-26 | 2021-05-07 | 赛尔富电子有限公司 | Waterproof bar lamp convenient to automated production |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2324650Y (en) * | 1997-10-22 | 1999-06-16 | 李秋山 | Multi-purpose safety socket adapted to many kinds of plugs |
CN206893897U (en) * | 2017-06-15 | 2018-01-16 | 黑默(天津)电气工程***有限公司 | A kind of triple seal structure between high current plugs and sockets |
CN208401157U (en) * | 2018-08-06 | 2019-01-18 | 宁波西创尼克电子科技有限公司 | A kind of self-locking water-proof connector of push-and-pull |
CN113708135B (en) * | 2021-04-22 | 2024-07-09 | 赛尔富电子有限公司 | Waterproof power supply rail |
CN113471755A (en) * | 2021-07-22 | 2021-10-01 | 浙江奇诚电器有限公司 | Lamp controller socket |
-
2022
- 2022-01-19 CN CN202210062822.7A patent/CN114811545B/en active Active
-
2023
- 2023-01-05 EP EP23150442.4A patent/EP4215810A1/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111853572A (en) * | 2020-07-02 | 2020-10-30 | 赛尔富电子有限公司 | Waterproof strip lamp |
CN112762372A (en) * | 2021-01-26 | 2021-05-07 | 赛尔富电子有限公司 | Waterproof bar lamp convenient to automated production |
Also Published As
Publication number | Publication date |
---|---|
CN114811545B (en) | 2024-07-09 |
CN114811545A (en) | 2022-07-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP3985300B1 (en) | Waterproof plug-in lamp | |
CN216243913U (en) | Lighting lamp | |
EP4215810A1 (en) | A low voltage lamp head assembly | |
CN205350981U (en) | Assembled belt modulated structure | |
CN220911292U (en) | LED explosion-proof lamp | |
CN220249824U (en) | Outdoor waterproof lamp and lamp string | |
CN217875726U (en) | Wall type mounting accessory for LED lamp | |
CN209165306U (en) | A kind of structure improved Tri-proof light | |
CN220017075U (en) | Lamp set | |
CN221324434U (en) | Low-voltage waterproof LED bulb | |
CN216563654U (en) | Dust-proof conductive terminal for power adapter | |
EP4287414A2 (en) | Waterproof plug connector, dc plug and lamp | |
CN216521161U (en) | Novel landscape lamp | |
CN220527772U (en) | Mini type electric push rod for household appliances | |
CN220688844U (en) | Electronic candle lamp | |
CN208764791U (en) | Its lamps and lanterns of the connection structure and application of a kind of lamp cap and arm | |
CN213394696U (en) | LED waterproof lamp tube | |
CN210717187U (en) | Seamless connection's waterproof line lamp | |
CN203848060U (en) | LED lamp with insulation protection effect | |
CN215061693U (en) | Modularized street lamp | |
CN214064701U (en) | Mining explosion-proof and intrinsically safe LED roadway induction lamp | |
CN210891500U (en) | Lamp body connecting piece and lighting lamp | |
CN220911408U (en) | Anticreep induction lamp | |
CN211854142U (en) | Novel bathroom heater light | |
WO2023082345A1 (en) | Light bulb and light string |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION HAS BEEN PUBLISHED |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
|
17P | Request for examination filed |
Effective date: 20240126 |
|
RBV | Designated contracting states (corrected) |
Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR |