CN102437494B - Power interface and LED (Light Emitting Diode) lamp using same - Google Patents
Power interface and LED (Light Emitting Diode) lamp using same Download PDFInfo
- Publication number
- CN102437494B CN102437494B CN201110458206.5A CN201110458206A CN102437494B CN 102437494 B CN102437494 B CN 102437494B CN 201110458206 A CN201110458206 A CN 201110458206A CN 102437494 B CN102437494 B CN 102437494B
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- connecting ring
- power interface
- contact
- casing
- electric appliances
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Abstract
The invention relates to a power interface and an LED (Light Emitting Diode) lamp using the same. The power interface comprises a connection ring, an electric appliance shell and a circuit board, the circuit board is contained in the electric appliance shell, a guiding block and an opening are arranged on the sidewall of the electric appliance shell, the circuit board is provided with at least two conducting sheets, one end of each conducting sheet is connected with the circuit board, the other end of each conducting sheet is inserted into the opening of the sidewall, the connecting ring is provided with a sliding slot corresponding to the guiding block and is provided with at least two conducting contacts, the two conducting contacts are respectively arranged corresponding to the conducting sheets, and the two conducting contacts are respectively electrically connected with the two conducting sheets when the guiding block is assembled in the sliding slot. One end of each conducting sheet is a conducting arm with contacts, and the other end is a U-shaped contact end. The power interface also comprises a sleeve. The contact ends of the conducting sheets sleeve a fixed column. A protruding part is extended to the opening of the electric appliance shell. The power interface and the LED lamp using the same, disclosed by the invention, have the advantages of good safety and stability.
Description
Technical field
The present invention relates to a kind of power interface and use the electrical equipment, particularly a kind of LED lamp power interface of this power interface and use the LED lamp of this power interface.
Background technology
Each electrical equipment all needs to realize and being connected of civil power by power interface, and electric light is no exception.Conventionally, electric light can be arranged in light fixture, and the kind of its power interface mainly contains screw socket type, pin type or direct extracting power supply cord from lamp body.For example: open day is on 03 16th, 2005, number of patent application is that 200310111977.2 Chinese invention patent application has disclosed a kind of LED lamp, it comprises lampshade, fin, LED light source plate and power lead, and wherein power lead is directly drawn from this LED lamp.
But the power lead of this LED lamp is directly drawn from this LED lamp, by the electrical connection of this power lead live wire corresponding with civil power and zero line, thereby provide power supply for this LED lamp.Such power interface structure certainly will cause having one section of power lead can be exposed in air, thus the potential safety hazard of burying.
Summary of the invention
In view of this, be necessary the LED lamp that a kind of power interface of safety and stability is provided and adopts this power interface.
A kind of power interface, comprise connecting ring, casing for electric appliances and wiring board, this wiring board is housed in this casing for electric appliances, the sidewall of this casing for electric appliances is provided with guide pad and opening, this wiring board is provided with at least two conducting strips, one end of described conducting strip is connected on this wiring board, the other end stretches in the opening of this sidewall, this connecting ring is to being provided with chute by guide pad, this connecting ring is provided with at least two conductive contacts, described conductive contact is respectively to described conducting strip setting, in this guide pad is assembled into this chute time, these two conductive contacts are electrically connected with these two conducting strips respectively, described each conducting strip one end is the conductive arm that is provided with contact, the other end is for being the contact jaw of " U " font structure, also comprise sleeve, this sleeve lateral wall protrudes out a convex extension part, and the contact jaw of the corresponding described conducting strip in this convex extension part is provided with fixed leg, and the contact jaw of described conducting strip is socketed on this fixed leg, and this convex extension part extends in the opening of this casing for electric appliances sidewall.
A kind of LED lamp, comprise LED light source, also comprise power interface, this power interface comprises connecting ring, casing for electric appliances and wiring board, this wiring board is housed in this casing for electric appliances, the sidewall of this casing for electric appliances is provided with guide pad and opening, this wiring board is provided with at least two conducting strips, one end of described conducting strip is connected on this wiring board, the other end stretches in the opening of this sidewall, this connecting ring is to being provided with chute by guide pad, this connecting ring is provided with at least two conductive contacts, described conductive contact is respectively to described conducting strip setting, in this guide pad is assembled into this chute time, these two conductive contacts are electrically connected with these two conducting strips respectively, described each conducting strip one end is the conductive arm that is provided with contact, the other end is for being the contact jaw of " U " font structure, also comprise sleeve, this sleeve lateral wall protrudes out a convex extension part, the contact jaw of the corresponding described conducting strip in this convex extension part is provided with fixed leg, the contact jaw of described conducting strip is socketed on this fixed leg, this convex extension part extends in the opening of this casing for electric appliances sidewall, and this LED light source is arranged on the end face of this casing for electric appliances.
Compared with prior art, the conducting strip of this power interface is fixed on the sidewall of this casing for electric appliances, and one end of this conducting strip is electrically connected with the wiring board that is arranged at this casing for electric appliances inside.This power interface is also provided with a connecting ring.On this connecting ring, corresponding these conducting strips arrange conductive contact.In addition, this casing for electric appliances sidewall is provided with guide pad, and this connecting ring inwall is to arranging chute by guide pad.By this guide pad being screwed in to the end of this chute, make the conductive contact butt on conducting strip and this connecting ring on this casing for electric appliances, thereby realize being electrically connected of this wiring board and this connecting ring.Hence one can see that, and this power interface does not exist the exposed aerial situation of power line, thereby can guarantee this power interface and use the fail safe of the LED lamp of this power interface.Because these conducting strips adopt the mode of elasticity butt with corresponding conductive contact, thereby guarantee this power interface and used electrical connection fastening of the LED lamp of this power interface, thereby improved the stability of this status of electrically connecting.
Brief description of the drawings
Fig. 1 is the three-dimensional exploded view of LED lamp the first embodiment of the present invention.
Fig. 2 is the lamp of LED shown in Fig. 1 middle sleeve, upper cover, the wiring board three-dimensional exploded view along another angle.
Fig. 3 is the three-dimensional assembly diagram of sleeve shown in Fig. 2, upper cover, wiring board.
Fig. 4 is the working state schematic representation of conducting strip and conductive contact in the lamp of LED shown in Fig. 1.
Fig. 5 is the partial enlarged drawing of A portion in Fig. 4.
Fig. 6 is the vertical view of the conductive contact in connecting ring shown in Fig. 5
Fig. 7 is the upward view of connecting ring in the lamp of LED shown in Fig. 1.
Fig. 8 is the profile along A-A line in Fig. 6.
Fig. 9 is another three-dimensional exploded view of the lamp of LED shown in Fig. 1.
The explanation of Reference numeral:
100 LED lamp 162 conductive contacts
10 power interface 1622 stiff ends
12 casing for electric appliances 1624 contact arms
122 guide pad 164 contact holddown grooves
13 sleeve 166 chutes
132 convex extension part 1662 openings
134 fixed leg 1664 sections of screwing
The solid lock unit of 14 upper cover 17
142 spacer 172 stop parts
15 wiring board 1721 galianconism
151 plate bodys 1723 are long-armed
152 conducting strip 174 shell fragments
The solid locked groove of 1522 conductive arm 175
1524 contact jaw 20 LED light sources
154 fixing hole 30 lampshades
16 connecting rings
Embodiment
Fig. 1 is the three-dimensional exploded view of LED lamp 100 first embodiment of the present invention.This LED lamp 100 comprises a power interface 10.This power interface 10 comprises a casing for electric appliances 12, a sleeve 13, a upper cover 14, a wiring board 15, a connecting ring 16 and a solid lock unit 17.This wiring board 15 is housed in the cavity that this sleeve 13 and this upper cover 14 be connected to form.This sleeve 13 is housed in this casing for electric appliances 12 with the assembly of this upper cover 14.This casing for electric appliances 12 links together with this connecting ring 16, and this solid lock unit 17 locks together this casing for electric appliances 12 admittedly with this connecting ring 16, prevents that between the two, footpath occurring upwards relatively rotates.
Please refer to Fig. 2, this wiring board 15 comprises a plate body 151 and two conducting strips 152.Symmetrical mutually in these two conducting strip 152 structures, each conducting strip 152 is by sheet metal one bending forming.One end of each conducting strip 152 is the conductive arm 1522 that is provided with contact, and the other end is for being the contact jaw 1524 of " U " font structure.This contact jaw 1524 is U-shaped bending structure.The conductive arm 1522 of these conducting strips 152 is electrically connected with the plate body 151 of this wiring board 15.This plate body 151 is provided with a fixing hole 154, and this fixing hole 154 is between this two conducting strip 152.
Please refer to Fig. 1 and Fig. 2, this sleeve 13 is the cylindric shell structure of an end opening.This sleeve 13 is provided with a convex extension part 132 and two fixed legs 134.This convex extension part 132 square shell structure for stretching out from the sidewall convex of this sleeve 13.This convex extension part 132 is for accommodating this two conducting strip 152.This two fixed leg 134 is arranged on respectively the front side wall (as shown in Figure 2) of this convex extension part 132 to contact jaw 1524 that should two conducting strips 152.When assembling, the contact jaw 1524 of this two conducting strip 152 is socketed in respectively on this two fixed leg 134 (as shown in Figure 3).This two fixed leg 134, for supporting this two conducting strip 152, stops this two conducting strip 152 to be out of shape in the time being under pressure.
Please refer to Fig. 2, this upper cover 14 upwards protrudes out and is provided with a spacer 142 fixing hole 154 on should wiring board 15.These upper cover 14 lids are located at the bottom of dress by this wiring board 15, this spacer 142 is plugged in these conducting strips 152 through the fixing hole 154 of this wiring board 15, thereby these conducting strips 152 are isolated by this spacer 142, and can not puncture air, cause short circuit.
This casing for electric appliances 12 is cylinder-like structure.These casing for electric appliances 12 sidewalls are provided with an opening (not shown).This opening arranges convex extension part 132 that should sleeve 13.When assembling, this convex extension part 132 extends in the opening of these casing for electric appliances 12 sidewalls, thereby extends the external world.The sidewall of this casing for electric appliances 12 outwards protrudes out and is provided with three guide pads 122.These guide pads 122 are wedge structure.These guide pads 122 are equal angles interval around the central shaft of this casing for electric appliances 12 and arrange.
Please refer to Fig. 1 and Fig. 6, this connecting ring 16 is a circular ring structure, and it comprises two conductive contacts 162.Symmetrical mutually in these two conductive contact 162 structures.Each conductive contact 162 is made of one piece by sheet metal.Each conductive contact 162 is provided with a stiff end 1622 and a contact arm 1624.This stiff end 1622 is box-shaped structure, and external power cord (not shown) is electrically connected with this stiff end 1622.This contact arm 1624 is an elastic piece structure, and its one end is connected with these stiff end 1622 one, the other end unsettled (as shown in Figure 9).
Please refer to Fig. 1, Fig. 4 and Fig. 5, this connecting ring 16 is provided with two contact holddown grooves 164, three chutes 166.These two contact holddown grooves 164 are arranged on the madial wall of this connecting ring 16 to convex extension part 132 that should casing for electric appliances 12.The stiff end 1622 of these conductive contacts 162 is rabbeted respectively in this two contacts holddown groove 164, and the contact arm 1624 of these conductive contacts 162 extends laterally outside this contact holddown groove 164.
These chutes 166 are arranged on the madial wall of this connecting ring 16 guide pad 122 that should casing for electric appliances 12.Each chute 166 comprises respectively an opening 1662 and a section of screwing 1664.This opening 1662 is communicated with the end face of this connecting ring 16, makes this guide pad can enter from top this opening 1662.This section of screwing 1664 is trapezoid groove structure.When assembling, the guide pad 122 of this casing for electric appliances 12 is by the section of screwing 1664 of this this chute 166 of opening 1662 precessions, thereby this casing for electric appliances 12 is fixed in this connecting ring 16.
Please refer to Fig. 7 and Fig. 8, this solid lock unit 17 is arranged in the chute 166 of this connecting ring 16, for the guide pad 122 on this casing for electric appliances 12 of backstop, makes these guide pads 122 admittedly be locked in the end of these chutes 166.
Please refer to Fig. 8, this solid lock unit 17 comprises a stop part 172, a shell fragment 174 and a solid locked groove 175.This stop part 172 is " L " font structure, and this stop part 172 comprises a galianconism 1721 and one long-armed 1723.This solid locked groove 175 is to being arranged on this connecting ring 16 by stop part 172.This solid locked groove 175 is L-type bending structure, and one end of this solid locked groove 175 is communicated with the section of screwing 1664 of a chute 166, and the other end runs through this connecting ring 16.When assembling, the galianconism 1721 of this stop part 172 stretches in this section of screwing 1664 by this solid locked groove 175.Long-armed 1723 of this stop part 172 stretches out this connecting ring 16 by this solid locked groove 175.This shell fragment 174 is made up of sheet metal, and one end of this shell fragment 174 is fixed on this connecting ring 16, and flexible this stop part 172 of pressing of the other end of this shell fragment 174, causes these stop part 172 padlocks in this solid locked groove 175.
When work, power line is electrically connected to (not shown) with the stiff end 1622 of the conductive contact 162 of this connecting ring 16.The guide pad of this casing for electric appliances 12 122 is rotated to the end of this chute 166 by the chute 166 on this connecting ring 16, thereby make the each conducting strip 152 conductive contact 162 flexibly butt corresponding with it on this wiring board 15, thereby realize being electrically connected of this LED lamp body and this connecting ring 16.In addition, in order to make each conducting strip 152, with after corresponding conductive contact 162 butts, relative displacement can not occur, spy is provided with a solid lock unit 17.The shell fragment 174 of this solid lock unit 17 presses this stop part 172, while causing these guide pads 122 to rotate the end to these chutes 166, one end of this stop part 172 is plugged in the solid locked groove 175 on this guide pad 122, thereby makes these guide pads 122 admittedly be locked in the end of these chutes 166.When dismounting, only need these stop part 172 one end that protrude out these connecting ring 16 end faces to press, make this shell fragment 174 that strain occur, drive these stop part 172 other ends to get loose from this solid locked groove 175, meanwhile, the guide pad of this casing for electric appliances 12 122 is screwed out from the chute 166 of this connecting ring 16, can realize the power supply that cuts off this electrical equipment, and this LED lamp body is disassembled from this connecting ring 16.
Please refer to Fig. 9, use this LED lamp 100 of this power interface 10 also to comprise one group of LED light source 20 and a lampshade 30, this casing for electric appliances 12 is cylinder type, this LED light source 20 is arranged on the end face of this casing for electric appliances 12, this lampshade 30 is located on this group LED light source 20, and is fixedly connected with this casing for electric appliances 12.
In sum, this power interface 10, by conducting strip 152 is fixed on the sidewall of this casing for electric appliances 12, makes one end of this conducting strip 152 be electrically connected with the wiring board 15 that is arranged at these casing for electric appliances 12 inside.This power interface 10 is also provided with a connecting ring 16.On this connecting ring 16, corresponding these conducting strips 152 arrange conductive contact 162.In addition, these casing for electric appliances 12 sidewalls are provided with guide pad 122, and this connecting ring 16 is to arranging chute 166 by guide pad 122.By this guide pad 122 being screwed in to the end of this chute 166, make the conductive contact 162 elasticity butts on conducting strip on this casing for electric appliances 12 152 and this connecting ring 16, thereby realize being electrically connected of this wiring board 15 and this connecting ring 16.Hence one can see that, and this power interface 10 does not exist the exposed aerial situation of power line, thereby can guarantee this power interface 10 and use the fail safe of the LED lamp 100 of this power interface 10.Because these conducting strips 152 adopt the mode of elasticity butt with corresponding conductive contact 162, thereby guarantee this power interface 10 and used electrical connection fastening of the LED lamp 100 of this power interface 10, thereby improved the stability of this status of electrically connecting.In addition, in order to ensure the stable type of the status of electrically connecting of this LED lamp and this connecting ring 16, also be provided with a solid lock unit 17, this solid lock unit 17 makes to be fixed on stop part 172 padlocks on this connecting ring 16 175 li of the solid locked grooves of this casing for electric appliances 12 by pawl structures, thereby make this casing for electric appliances 12 can footpath relatively rotating upwards not occur with this connecting ring 16, also can not there is not relative displacement with corresponding conductive contact 162 with the conducting strip 152 that makes to be fixed on this casing for electric appliances 12, thereby make this status of electrically connecting keep stable.
In addition, this solid lock unit can also adopt near the section of the screwing end of this chute a block is axially set, make this guide pad and screw in this chute, and cross after this block, admittedly be locked in the end of this chute, thereby guarantee can not produce between this casing for electric appliances and this connecting ring footpath relatively rotating upwards, thereby make the stability of conducting strip on this casing for electric appliances and corresponding conductive contact electrical connection.
In addition, in the present embodiment in order to make these conducting strips realize butt closely with corresponding conductive contact, spy is arranged to the contact arm of these conductive contacts and the monolateral structure being connected of this stiff end, thereby makes this contact arm dependence self properties of materials realize Elastic Contact.But, this contact arm can also be arranged on these conducting strips, and on these conductive contacts, only need to arrange noncontact arm, so also can realize effect of the present invention.
In addition, those skilled in the art can also be drawn by the embodiment of the present invention replacement scheme of more utilization existing techniques in realizing.Therefore, this invention protection range should be confined to the content described in the present embodiment.
Claims (8)
1. a power interface, comprise connecting ring, casing for electric appliances and wiring board, this wiring board is housed in this casing for electric appliances, the sidewall of this casing for electric appliances is provided with guide pad and opening, this wiring board is provided with at least two conducting strips, and one end of described conducting strip is connected on this wiring board, and the other end stretches in the opening of this sidewall; This connecting ring is to being provided with chute by guide pad, this connecting ring is provided with at least two conductive contacts, described conductive contact is respectively to described conducting strip setting, in this guide pad is assembled into this chute time, these two conductive contacts are electrically connected with these two conducting strips respectively, it is characterized in that, described each conducting strip one end is the conductive arm that is provided with contact, and the other end is for being the contact jaw of " U " font structure; Also comprise sleeve, this sleeve lateral wall protrudes out a convex extension part, and the contact jaw of the corresponding described conducting strip in this convex extension part is provided with fixed leg, and the contact jaw of described conducting strip is socketed on this fixed leg, and this convex extension part extends in the opening of this casing for electric appliances sidewall.
2. power interface according to claim 1, is characterized in that, also comprises upper cover, and this upper cover lid is located at this sleeve top, and this upper cover inwall is provided with spacer, and this spacer is plugged between described conducting strip.
3. power interface according to claim 1, is characterized in that, includes stiff end and contact arm on each conductive contact, and described contact arm is elastic piece structure.
4. power interface according to claim 3, it is characterized in that, this connecting ring inwall is provided with two contact holddown grooves to convex extension part that should sleeve, the stiff end of described conductive contact is housed in described contact holddown groove, and the contact arm of described conductive contact extends laterally outside described contact holddown groove.
5. power interface according to claim 1, is characterized in that, the inwall of this connecting ring is provided with chute, and this chute comprises opening and the section of screwing, and this opening is communicated with this connecting ring end face, and the guide pad of this casing for electric appliances is wedge structure.
6. power interface according to claim 1, it is characterized in that, also comprise a solid lock unit, this solid lock unit comprises stop part, solid locked groove and shell fragment, and this solid locked groove is arranged on this connecting ring, and this solid locked groove is accommodated this stop part, this solid locked groove is communicated with this chute, one end of this shell fragment is fixed on this connecting ring, and the other end elasticity of this shell fragment is pressed this stop part, and this stop part is for the guide pad on this casing for electric appliances of backstop.
7. power interface according to claim 6, it is characterized in that, this stop part is " L " font structure, this stop part comprises long-armed and galianconism, this solid locked groove is " L " font bending structure, and this galianconism is plugged in the chute of this connecting ring, and one end of this solid locked groove is communicated with the section of screwing of this chute, the other end runs through this connecting ring, makes this long-armed this connecting ring that stretches out.
8. a LED lamp, comprises LED light source, it is characterized in that, also comprises the power interface described in any one in claim 1 to 7, and this LED light source is arranged on the end face of this casing for electric appliances.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110458206.5A CN102437494B (en) | 2011-12-29 | 2011-12-29 | Power interface and LED (Light Emitting Diode) lamp using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110458206.5A CN102437494B (en) | 2011-12-29 | 2011-12-29 | Power interface and LED (Light Emitting Diode) lamp using same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102437494A CN102437494A (en) | 2012-05-02 |
| CN102437494B true CN102437494B (en) | 2014-08-13 |
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ID=45985418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110458206.5A Expired - Fee Related CN102437494B (en) | 2011-12-29 | 2011-12-29 | Power interface and LED (Light Emitting Diode) lamp using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102437494B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111403974B (en) * | 2020-03-02 | 2021-07-27 | 国网湖北省电力有限公司宜昌供电公司 | Spiral cable switching device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2667289Y (en) * | 2003-11-24 | 2004-12-29 | 赖政章 | Multi-colour light variable hand electric torch |
| CN201237096Y (en) * | 2008-07-08 | 2009-05-13 | 东莞市贻嘉光电科技有限公司 | Improved LED lamp |
| CN102297354A (en) * | 2011-09-21 | 2011-12-28 | 厦门立明光电有限公司 | LED module lamp |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008010217A (en) * | 2006-06-27 | 2008-01-17 | Matsushita Electric Works Ltd | Lighting device |
| WO2010146509A1 (en) * | 2009-06-17 | 2010-12-23 | Koninklijke Philips Electronics N.V. | A connector for connecting a component to a heat sink |
-
2011
- 2011-12-29 CN CN201110458206.5A patent/CN102437494B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2667289Y (en) * | 2003-11-24 | 2004-12-29 | 赖政章 | Multi-colour light variable hand electric torch |
| CN201237096Y (en) * | 2008-07-08 | 2009-05-13 | 东莞市贻嘉光电科技有限公司 | Improved LED lamp |
| CN102297354A (en) * | 2011-09-21 | 2011-12-28 | 厦门立明光电有限公司 | LED module lamp |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2008-10217A 2008.01.17 |
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| Publication number | Publication date |
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| CN102437494A (en) | 2012-05-02 |
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| CB02 | Change of applicant information |
Address after: The Lake District of Xiamen City, Fujian province 361010 Fang Hubei road two No. 1511 leedarson company Applicant after: LEELEDS LIGHTING (XIAMEN) Co.,Ltd. Address before: The Lake District of Xiamen City, Fujian province 361010 Fang Hubei road two No. 1511 leedarson company Applicant before: Xiamen Liming Photoelectric Co.,Ltd. |
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Free format text: CORRECT: APPLICANT; FROM: XIAMEN LIMING PHOTOELECTRIC CO., LTD. TO: XIAMEN LEEDARSON LIGHTING CO., LTD. |
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Granted publication date: 20140813 Termination date: 20211229 |