CN210424583U - Lamp area with benefit electric structure - Google Patents

Lamp area with benefit electric structure Download PDF

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Publication number
CN210424583U
CN210424583U CN201921303442.8U CN201921303442U CN210424583U CN 210424583 U CN210424583 U CN 210424583U CN 201921303442 U CN201921303442 U CN 201921303442U CN 210424583 U CN210424583 U CN 210424583U
Authority
CN
China
Prior art keywords
circuit board
power supply
electric
group
electrically connected
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.)
Active
Application number
CN201921303442.8U
Other languages
Chinese (zh)
Inventor
蒋振
黄诒毅
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhongshan Home Lighting Co Ltd
Original Assignee
Zhongshan Home Lighting Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zhongshan Home Lighting Co Ltd filed Critical Zhongshan Home Lighting Co Ltd
Priority to CN201921303442.8U priority Critical patent/CN210424583U/en
Priority claimed from DE212019000093.2U external-priority patent/DE212019000093U1/en
Application granted granted Critical
Publication of CN210424583U publication Critical patent/CN210424583U/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S4/00Lighting devices or systems using a string or strip of light sources
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S4/00Lighting devices or systems using a string or strip of light sources
    • F21S4/20Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports
    • F21S4/22Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports flexible or deformable, e.g. into a curved shape
    • F21S4/24Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports flexible or deformable, e.g. into a curved shape of ribbon or tape form, e.g. LED tapes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V17/00Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/10Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
    • F21V17/12Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by screwing
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00Arrangement of electric circuit elements in or on lighting devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00Arrangement of electric circuit elements in or on lighting devices
    • F21V23/06Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices, e.g. connectors
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00Circuit arrangements for operating light emitting diodes [LEDs]
    • H05B45/30Driver circuits

Abstract

The utility model discloses a lamp area with mend electric structure, include: the head end of the circuit board is provided with a power supply terminal which can be connected with an external power supply, and the circuit board is provided with at least one electricity supplementing and connecting part; the LED lamp bank is arranged on the circuit board, and the input end of the LED lamp bank is electrically connected with the power supply terminal and the electricity supplementing and connecting part respectively; and the electric wire supplementing group is electrically connected with the power supply terminal and the electric supplementing connection part respectively so as to promote the voltage of the electric supplementing connection part. Through mending power supply terminal electric connection on electric group and the circuit board for the voltage of mending the electric group is the same with input voltage, mends electric group and the benefit electric connection portion electric connection on the circuit board simultaneously, makes when the position at benefit electric connection portion place because PCB length leads to voltage reduction, can draw high the voltage of mending electric connection portion through mending the electric group, prevents that the problem that luminance descends from appearing in the part of circuit board afterbody in the LED banks, guarantees good illuminating effect.

Description

Lamp area with benefit electric structure
Technical Field
The utility model relates to the field of lighting, especially, relate to lamp area.
Background
The lamp strip is widely applied to different fields due to the advantages of energy conservation, high lighting effect, convenient use and the like.
Among the prior art, the lamp area of single-ended power supply is along with the increase of lamp area length, and the condition of the obvious pressure drop of head and the tail can appear in the lamp area, and the voltage drop of lamp area tail end promptly leads to being located the LED lamp pearl luminance of lamp area afterbody and can descending, influences illuminating effect, the length in restriction lamp area. In order to solve the problem, the thickness of a copper layer on the lamp strip circuit board is increased in the market at present, and then the voltage drop is reduced, however, the cost is high in the mode, the circuit board becomes thick, the bending performance of the circuit board is affected, and the problem that a welding pad or a welding point on the circuit board is easy to fall off and break is caused.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a lamp area with benefit electric structure, it can need not under the condition on bodiness copper layer, solves the problem that luminance descends appears in the part of circuit board afterbody in the LED banks.
The utility model provides a technical scheme that its technical problem provided is:
a light strip with a complementary electrical structure, comprising:
the head end of the circuit board is provided with a power supply terminal which can be connected with an external power supply, and the circuit board is provided with at least one electricity supplementing and connecting part;
the LED lamp bank is arranged on the circuit board, and the input end of the LED lamp bank is electrically connected with the anode of the power supply terminal and the electricity supplementing connection part respectively;
and the electricity supplementing wire group is electrically connected with the anode of the power supply terminal and the electricity supplementing connection part respectively so as to promote the voltage of the electricity supplementing connection part.
Preferably, the electricity supplementing and connecting part is an electricity supplementing terminal arranged on the tail end of the circuit board, and the electricity supplementing terminal is electrically connected with the input end of the LED lamp group and the electricity supplementing wire group respectively.
Preferably, the power supply device further comprises a plug connector, the plug connector is provided with a socket allowing one end of the circuit board and one end of the complementary wire group to extend into, and a conductive piece, the conductive piece is electrically connected with the power supply terminal and one end of the complementary wire group respectively, or the conductive piece is electrically connected with the complementary terminal and the other end of the complementary wire group respectively.
Preferably, the plug connector is provided with a power interface electrically connected with the power terminal, and the power interface can be connected with an external power supply.
Preferably, an anode conducting layer is arranged in the circuit board, the anode conducting layer is electrically connected with the anode of the power supply terminal and the input end of the LED lamp set respectively, at least one wiring opening is arranged on the back surface of the circuit board, the wiring opening is used for exposing the anode conducting layer, the wiring opening and the exposed part of the anode conducting layer form the electricity supplementing connection part, and the electricity supplementing wire set is electrically connected with the anode conducting layer through the wiring opening.
Preferably, the patch cord set is closely attached to the back surface of the circuit board.
Preferably, the protection device further comprises a protection shell, and the protection shell is connected with the circuit board to form a protection cavity for accommodating the complementary wire group. The utility model has the advantages that: through mending power supply terminal electric connection on electric group and the circuit board for the voltage of mending the electric group is the same with input voltage, mends electric group and the benefit electric connection portion electric connection on the circuit board simultaneously, makes when the position at benefit electric connection portion place because PCB length leads to voltage reduction, can draw high the voltage of mending electric connection portion through mending the electric group, prevents that the problem that luminance descends from appearing in the part of circuit board afterbody in the LED banks, guarantees good illuminating effect.
Drawings
The invention will be further described with reference to the following figures and examples:
FIG. 1 is a side view of one embodiment of the present invention;
FIG. 2 is a side view of another embodiment of the present invention;
FIG. 3 is a side cross-sectional view of another embodiment of the present invention;
FIG. 4 is an enlarged schematic view at A in FIG. 3;
fig. 5 is a cross-sectional view of another embodiment of the present invention;
FIG. 6 is a back side view of the circuit board;
fig. 7 is a circuit diagram of one embodiment of the present invention.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
Referring to fig. 1 and 2, the utility model provides a pair of lamp area with mend electric structure, include:
the circuit board 10, the head end has power supply terminal 11 that can be connected with external power, there is at least one to mend the electric connection department on the said circuit board 10;
the LED lamp bank 30 is arranged on the circuit board 10, and the input end of the LED lamp bank 30 is electrically connected with the anode of the power supply terminal 11 and the supplementary electric connection part respectively;
and the power supplementing wire group 20 is respectively electrically connected with the positive electrode of the power supply terminal 11 and the power supplementing connection part so as to improve the voltage of the power supplementing connection part.
Through mending power cord group 20 and the power supply terminal 11 electric connection on the circuit board 10 for the voltage of mending power cord group 20 is the same with input voltage, mends electric connection portion electric connection simultaneously on power cord group 20 and the circuit board 10, when making the position at mend electric connection portion place because PCB length leads to voltage reduction, can pull up the voltage of meneing electric connection portion through meneing power cord group 20, prevent that the problem of luminance reduction from appearing in the part of LED banks 30 at circuit board 10 afterbody, guarantee good illuminating effect. The power terminals 11 may be pads, metal contacts, or the like capable of being electrically contacted by soldering or abutment. The circuit board 10 may be flexible or rigid. The input end of the LED lamp set 30 is a portion connected to a high voltage during normal light emission, and is usually connected to the positive electrode of the power supply, and correspondingly, the output end of the LED lamp set 30 is a portion connected to a low voltage during normal light emission, and is usually grounded or the negative electrode of the power supply.
Referring to fig. 1, as an embodiment, the electricity supplementing connection portion is an electricity supplementing terminal 12 disposed on the tail end of the circuit board 10, and the electricity supplementing terminal 12 is electrically connected to the input end of the LED lamp set 30 and the electricity supplementing wire set 20 respectively.
The tail end of the circuit board 10 is provided with the electricity supplementing terminal 12, the electricity supplementing wire group 20 is electrically connected with the electricity supplementing terminal 12, the voltage at the tail end of the circuit board 10 can be increased, the electricity supplementing wire group 20 is electrically connected with the power supply terminal 11, the voltage is equal to the voltage of an external power supply, the effect of realizing similar double-end power supply by using one external power supply is achieved, and the trouble that two external power supplies need voltage matching when double-end power supply is used is avoided. The power supply terminals 12 may be pads, metal contact pieces, or the like capable of achieving electrical contact by soldering or abutment.
Referring to fig. 2 to 4, as a preferred embodiment, the connector 40 further includes a connector 40, the connector 40 is provided with a socket 41 allowing one end of the circuit board 10 and one end of the complementary wire set 20 to extend into, and a conductive member 42, the conductive member 42 is electrically connected to the power terminal 11 and one end of the complementary wire set 20, respectively, or the conductive member 42 is electrically connected to the complementary terminal 12 and the other end of the complementary wire set 20, respectively.
The plug connector 40 is plugged with the head end of the circuit board 10, and the conductive pieces 42 in the plug connector 40 are respectively connected with the power supply terminal 11 and the power supply line group 20, so that the power supply terminal 11 is electrically connected with the power supply line group 20; or the plug-in connector 40 is plugged into the tail end of the circuit board 10, so that the power supply terminal 12 is electrically connected with the power supply wire group 20. Realize electric connection with the mode of pegging graft, need not the welding during the equipment, convenient and fast more.
Referring to fig. 2 and 3, in a preferred embodiment, the plug-in unit 40 is provided with a power interface electrically connected to the power terminal 11, and the power interface is connectable to an external power source. The plug connector 40 is connected with an external power supply through a power interface, so that when the plug connector 40 is plugged with the head end of the circuit board 10, the external power supply can be electrically connected with the power terminal 11, and the use is more convenient. The power source interface may be an embodiment of a metal hole matching with a threaded member, the metal hole is electrically connected to the conductive member 42, an external power line can extend into the metal hole, and the threaded member is connected to a side wall of the metal hole and can press and fix the external power line on the side wall of the metal hole.
Referring to fig. 2, 3, 5 and 6, as another embodiment: the LED lamp is characterized in that an anode conductive layer 13 is arranged in the circuit board 10, the anode conductive layer 13 is respectively electrically connected with the anode of the power terminal 11 and the input end of the LED lamp group 30, at least one wiring opening 14 is arranged on the back surface of the circuit board 10, the wiring opening 14 is used for exposing the anode conductive layer 13, the wiring opening 14 and the exposed part of the anode conductive layer 13 form the electricity supplementing connection part, and the electricity supplementing wire group 20 is electrically connected with the anode conductive layer 13 through the wiring opening 14.
When the length of the circuit board 10 reaches a certain length, even if the tail end of the circuit board 10 is supplemented, the voltage at the middle part of the circuit board 10 will still drop, which causes the brightness of the part of the LED lamp group 30 on the middle of the circuit board 10 to drop, and at this time, the voltage at the middle part of the circuit board 10 needs to be increased. The compensation wire group 20 is electrically connected with the positive conductive layer 13 in the circuit board 10 through the wiring opening 14, so that the compensation wire group 20 can compensate electricity for the part of the LED lamp group 30 located in the middle of the circuit board 10, and the voltage of the metal layer corresponding to the wiring opening 14 is increased, thereby preventing the brightness of the LED lamp group 30 from being reduced. The wiring openings 14 may be provided in the circuit board 10 at regular intervals, one time to ensure that the brightness of the LED lamp array 30 is not affected by the voltage drop due to the length.
Referring to fig. 3 and 5, the patch cord set 20 is attached to the back surface of the circuit board 10. The patch cord group 20 is tightly attached to the back surface of the circuit board 10, and the structure is more compact. The circuit board 10 and the wire supplementing group 20 can be extruded together by using materials such as PVB (polyvinyl butyral), silica gel and the like, and when the materials are extruded, the wire supplementing group 20 is close to the positive electrode conducting layer 13 of the circuit board 10 to realize electric connection at the wiring opening 14, manual welding is not needed, and the production efficiency is improved.
Referring to fig. 2, 3 and 5, as a preferred embodiment, a protective casing 50 is further included, and the protective casing 50 is connected to the circuit board 10 to form a protective cavity for accommodating the patch cord set 20. In this way, the patch cord set 20 can be protected from damage during use or transportation, and the position of the patch cord set 20 and the circuit board 10 can be relatively stable.
Referring to fig. 7, as an implementation of the specific circuit, a plurality of LED lamp beads are connected in series with a resistor to form an LED series circuit, the input ends of at least two LED series circuits are connected in parallel and the output ends are connected in parallel to form an LED lamp group 30, the input end of the LED lamp group 30 is connected to the positive electrode V + of the power terminal 11, one end of the positive compensation wire of the compensation wire group 20 is connected to the positive electrode V + of the power terminal 11, the other end of the positive compensation wire is connected to the LED series circuit of the positive electrode V + of the LED lamp group 30 far from the power terminal 11, that is, the input end of the last LED series circuit 60 is connected, and the last LED series circuit 60 is generally located at the tail. In operation, due to the length, there is a voltage drop from the positive electrode V + of the power supply terminal 11 to the input end of the last LED series circuit 60, and the positive compensation wire of the compensation wire group 20 can pull up the voltage at the input end of the last LED series circuit 60, so that the light emitting brightness of the last LED series circuit 60 and the adjacent LED series circuits is normal.
Although the length of the patch cord set 20 is also longer, the cross-sectional area of the patch cord set is much larger than that of the conductive layer in the circuit board 10, and the line voltage drop of the patch cord set caused by the length is negligible, so that the voltage at the patch connection part on the circuit board 10 can be increased.
The above embodiments are merely preferred embodiments of the present invention, and other embodiments are also possible. Equivalent modifications or substitutions may be made by those skilled in the art without departing from the spirit of the invention, and such equivalent modifications or substitutions are intended to be included within the scope of the claims set forth herein.

Claims (7)

1. A light strip with a complementary electric structure, comprising:
the head end of the circuit board (10) is provided with a power supply terminal (11) which can be connected with an external power supply, and the circuit board (10) is provided with at least one electricity supplementing and connecting part; the LED lamp bank (30) is arranged on the circuit board (10), and the input end of the LED lamp bank (30) is respectively and electrically connected with the anode of the power supply terminal (11) and the electricity supplementing and connecting part;
and the compensation wire group (20), the compensation wire group (20) is respectively electrically connected with the positive electrode of the power terminal (11) and the compensation connection part so as to promote the voltage of the compensation connection part.
2. A light strip with electricity supplementing structure according to claim 1, characterized in that: the electricity supplementing and connecting part is an electricity supplementing and connecting terminal (12) arranged on the tail end of the circuit board (10), and the electricity supplementing and connecting terminal (12) is electrically connected with the input end of the LED lamp group (30) and the electricity supplementing and connecting wire group (20) respectively.
3. A light strip with electricity supplementing structure according to claim 2, characterized in that: the power supply device further comprises a plug connector (40), wherein the plug connector (40) is provided with a plug interface (41) allowing one end of the circuit board (10) and one end of the complementary wire group (20) to extend into, and a conductive piece (42), the conductive piece (42) is electrically connected with the power terminal (11) and one end of the complementary wire group (20) respectively, or the conductive piece (42) is electrically connected with the complementary terminal (12) and the other end of the complementary wire group (20) respectively.
4. A light strip with electricity supplementing structure according to claim 3, characterized in that: the plug connector (40) is provided with a power supply interface electrically connected with the power supply terminal (11), and the power supply interface can be connected with an external power supply.
5. A light strip with electricity supplementing structure according to claim 1, characterized in that: be provided with anodal conducting layer (13) in circuit board (10), anodal conducting layer (13) respectively with the positive pole of power supply terminal (11) and the input electric connection of LED banks (30), the back of circuit board (10) is provided with at least one wiring opening (14), wiring opening (14) are used for exposing anodal conducting layer (13), wiring opening (14) and the part that exposes of anodal conducting layer (13) forms mend electric connection portion, mend electric lines group (20) pass through wiring opening (14) with anodal conducting layer (13) electric connection.
6. A light strip with complementary electrical structures as claimed in any one of claims 1 to 5, wherein: the complementary wire group (20) is closely attached to the back surface of the circuit board (10).
7. A light strip with electricity supplementing structure according to claim 6, characterized in that: the protection circuit board is characterized by further comprising a protection shell (50), wherein the protection shell (50) is connected with the circuit board (10) to form a protection cavity for accommodating the complementary wire group (20).
CN201921303442.8U 2019-08-12 2019-08-12 Lamp area with benefit electric structure Active CN210424583U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921303442.8U CN210424583U (en) 2019-08-12 2019-08-12 Lamp area with benefit electric structure

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN201921303442.8U CN210424583U (en) 2019-08-12 2019-08-12 Lamp area with benefit electric structure
DE212019000093.2U DE212019000093U1 (en) 2019-08-12 2019-09-09 Luminous stripes with a power grant structure
PCT/CN2019/104918 WO2021026992A1 (en) 2019-08-12 2019-09-09 Light strip having power supply compensation structure

Publications (1)

Publication Number Publication Date
CN210424583U true CN210424583U (en) 2020-04-28

Family

ID=70362050

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921303442.8U Active CN210424583U (en) 2019-08-12 2019-08-12 Lamp area with benefit electric structure

Country Status (2)

Country Link
CN (1) CN210424583U (en)
WO (1) WO2021026992A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114811472A (en) * 2022-06-30 2022-07-29 深圳市兴连鑫光源有限公司 Breakthrough realization high-efficiency portable power supply device soft lamp strip

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201251046Y (en) * 2008-09-09 2009-06-03 李志刚 LED light strip connector
CN202469679U (en) * 2011-12-15 2012-10-03 毛建亮 Anti-voltage drop SMD LED lamp strip
JP2014078450A (en) * 2012-10-11 2014-05-01 Koito Mfg Co Ltd Lighting device
CN206419732U (en) * 2016-10-10 2017-08-18 深圳迪亚士照明科技有限公司 Low-voltage LED speciality light bar
CN206647813U (en) * 2017-03-24 2017-11-17 深圳创维-Rgb电子有限公司 A kind of lamp bar attachment structure and LED module
CN209068233U (en) * 2018-11-12 2019-07-05 中山市弘木照明科技有限公司 A kind of lamp section and light bar

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114811472A (en) * 2022-06-30 2022-07-29 深圳市兴连鑫光源有限公司 Breakthrough realization high-efficiency portable power supply device soft lamp strip
CN114811472B (en) * 2022-06-30 2022-09-20 深圳市兴连鑫光源有限公司 Breakthrough soft lamp strip capable of realizing high-efficiency portable power supply

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WO2021026992A1 (en) 2021-02-18

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