CN112178503A - LED goods shelves lamp of non-pressure drop - Google Patents
LED goods shelves lamp of non-pressure drop Download PDFInfo
- Publication number
- CN112178503A CN112178503A CN202011052560.3A CN202011052560A CN112178503A CN 112178503 A CN112178503 A CN 112178503A CN 202011052560 A CN202011052560 A CN 202011052560A CN 112178503 A CN112178503 A CN 112178503A
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- Prior art keywords
- lamp
- led
- circuit board
- circuit
- insulating layer
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- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
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- 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
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
- F21V23/004—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array arranged on a substrate, e.g. a printed circuit board
- F21V23/005—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array arranged on a substrate, e.g. a printed circuit board the substrate is supporting also the light source
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- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention discloses a non-pressure-drop LED (light emitting diode) shelf lamp which comprises a profile lamp body, wherein a circuit board is installed in the profile lamp body, a plurality of circuit board units connected in parallel are arranged on the circuit board, a plurality of LED lamp beads and two resistors which are connected in series are installed on the circuit board units, the circuit board comprises a first insulating layer, a metal layer and a second insulating layer from top to bottom, a first power circuit and a second power circuit are arranged on two sides of the metal layer, a connecting circuit is arranged on the inner side of the metal layer, LED lamp bead connecting areas are arranged on the first power circuit, the second power circuit and the connecting circuit, LED lamp bead installing holes corresponding to the LED lamp bead connecting areas are formed in the first insulating layer, a resistor connecting area is formed in the connecting circuit, and resistor installing holes corresponding to the resistor connecting areas are. The invention has the advantages of simple installation, uniform luminous brightness, high line utilization rate and low installation cost and maintenance cost.
Description
Technical Field
The invention relates to the technical field of lamps, in particular to a non-pressure-drop LED shelf lamp.
Background
The prior LED shelf lamp adopts a low-voltage direct-current 12V power supply, adopts a scheme of connecting a plurality of series and few parallel lines by a circuit board, and has low line utilization rate, and the prior LED shelf lamp usually generates voltage drop when more than 3 LED shelf lamps are connected in series, so that the tail end lamp and the head end lamp generate obvious uneven brightness. Therefore, there is a need for improvements in the prior art to avoid the disadvantages of the prior art.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide an LED shelf lamp with uniform brightness and no pressure drop.
The invention is realized by the following technical scheme:
a non-pressure drop LED shelf lamp comprises a section lamp body, a circuit board is arranged in the section lamp body, the circuit board is provided with a plurality of circuit board units which are connected in parallel, the circuit board units are provided with a plurality of LED lamp beads and two resistors which are connected in series, the circuit board comprises a first insulating layer, a metal layer and a second insulating layer from top to bottom, wherein a first power circuit and a second power circuit are arranged on two sides of the metal layer, the inner side of the metal layer is provided with a connecting circuit, the first power supply circuit, the second power supply circuit and the connecting circuit are all provided with LED lamp bead connecting areas, the first insulating layer is provided with an LED lamp bead mounting hole corresponding to the LED lamp bead connecting area, the connecting circuit is provided with a resistor connecting area, the first insulating layer is provided with a resistor mounting hole corresponding to the resistor connecting area, the first insulating layer is provided with a first through groove and a second through groove corresponding to the first power circuit and the second power circuit.
Further, the resistors are mounted at two ends of the circuit board unit.
Further, the LED lamp pearl is 2835LED paster lamp pearl.
Further, the resistor is a 101-patch resistor.
Furthermore, nine LED lamp beads and two resistors which are connected in series are installed on the circuit board unit.
Further, a transparent lampshade is covered at the top of the section lamp body.
Further, the transparent lampshade is an acrylic lampshade.
Further, the bottom of the transparent lampshade is provided with a clamping strip, the top of the section lamp body is provided with a clamping groove corresponding to the clamping strip, and the transparent lampshade is clamped on the section lamp body.
Furthermore, the middle part of the section lamp body is provided with a clapboard for installing the circuit board.
Further, the bottom of section bar lamp body is equipped with the screw mounting hole.
Compared with the prior art, the LED shelf lamp has the advantages that the circuit board is provided with the circuit board units connected in parallel, and the circuit board units are provided with the LED lamp beads and the two resistors connected in series, so that the problem of voltage drop caused by more series connection of the existing LED shelf lamps is effectively solved, the brightness of the LED shelf lamps is uniform, the utilization rate of circuits is effectively improved, and the installation cost and the subsequent maintenance cost are reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a circuit board according to the present invention;
FIG. 2 is a schematic structural diagram of a metal layer according to the present invention;
FIG. 3 is a schematic structural diagram of a first insulating layer according to the present invention;
fig. 4 is a schematic cross-sectional view of an LED shelf light without voltage drop according to the present invention.
In the figure: 1-a profile lamp body; 2-a circuit board; 3-a circuit board unit; 4-LED lamp beads; 5-resistance; 6-a first insulating layer; 7-a metal layer; 8-a second insulating layer; 9-a first power supply line; 10-a second power supply line; 11-a connection line; 12-LED lamp bead connection area; 13-LED lamp bead mounting holes; 14-a resistive connection region; 15-resistor mounting holes; 16-a first through slot; 17-a second through slot; 18-a transparent lamp shade; 19-a card strip; 20-a separator; 21-screw mounting hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 4, the non-pressure drop LED shelf lamp of the present invention comprises a profile lamp body 1, a circuit board 2 is installed in the profile lamp body 1, a plurality of circuit board units 3 connected in parallel are disposed on the circuit board 2, a plurality of LED lamp beads 4 and two resistors 5 connected in series are installed on the circuit board units 3, the circuit board 2 comprises a first insulating layer 6, a metal layer 7 and a second insulating layer 8 from top to bottom, a first power circuit 9 and a second power circuit 10 are disposed on two sides of the metal layer 7, a connection circuit 11 is disposed on an inner side of the metal layer 7, the first power circuit 9, the second power circuit 10 and the connection circuit 11 are all provided with LED lamp bead connection areas 12, the first insulating layer 6 is provided with LED lamp bead installation holes 13 corresponding to the LED lamp bead connection areas 12, the connection circuit 11 is provided with a resistor connection area 14, the first insulating layer 6 is provided with resistor, the first insulating layer 6 has a first through groove 16 and a second through groove 17 corresponding to the first power supply line 9 and the second power supply line 10. Through being equipped with a plurality of parallel connection's circuit board unit 3 on the circuit board 2, install a plurality of LED lamp pearls 4 and two resistances 5 of series connection on the circuit board unit 3, effectual solved present LED shelf lamp establish ties many and the pressure drop problem that arouses, make LED shelf lamp luminance even, the effectual utilization ratio that improves the circuit reduces installation cost and subsequent maintenance cost.
The resistor 5 is arranged at two ends of the circuit board unit 3, and voltage drop of the circuit board unit 3 caused by the resistor 5 can be effectively avoided.
As a specific implementation mode, the LED lamp beads are 2835LED patch lamp beads.
As a specific embodiment, the resistor is a 101 chip resistor.
Nine LED lamp beads and two resistors which are connected in series are mounted on the circuit board unit 3, and the voltage drop phenomenon generated after the circuit board units 3 are connected in parallel can be eliminated most favorably.
The top cover of section bar lamp body 1 is equipped with transparent lamp shade 18, makes circuit board 2 avoid external interference, guarantees the normal work of LED goods shelves lamp.
The transparent lampshade 18 is an acrylic lampshade, the acrylic lampshade is high in light transmittance and strong in environmental adaptability, the performance of the transparent lampshade cannot be changed after the transparent lampshade is used for a long time, the anti-aging performance is good, and the transparent lampshade can be used outdoors without worry.
The bottom of transparent lampshade 18 is equipped with card strip 19, and the top of section bar lamp body 1 is equipped with the draw-in groove that corresponds with card strip 19, and transparent lampshade 18 joint in section bar lamp body 1 makes the equipment of LED goods shelves lamp simpler.
The middle part of the section lamp body 1 is provided with a clapboard 20 for installing the circuit board 3, which is convenient for fixing and installing the circuit board 3.
The bottom of the section bar lamp body 1 is provided with a screw mounting hole 21, so that the two ends of the LED shelf lamp can be conveniently provided with plugs and connected with the LED shelf lamp.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. The utility model provides a LED goods shelves lamp of non-pressure drop which characterized in that: comprises a section lamp body, a circuit board is arranged in the section lamp body, a plurality of circuit board units which are connected in parallel are arranged on the circuit board, the circuit board unit is provided with a plurality of LED lamp beads and two resistors which are connected in series, the circuit board comprises a first insulating layer, a metal layer and a second insulating layer from top to bottom, a first power circuit and a second power circuit are arranged on two sides of the metal layer, a connecting circuit is arranged on the inner side of the metal layer, the first power circuit, the second power circuit and the connecting circuit are all provided with LED lamp bead connecting areas, the first insulating layer is provided with an LED lamp bead mounting hole corresponding to the LED lamp bead connecting area, the connecting circuit is provided with a resistor connecting area, the first insulating layer is provided with a resistor mounting hole corresponding to the resistor connecting area, the first insulating layer is provided with a first through groove and a second through groove corresponding to the first power circuit and the second power circuit.
2. The LED shelf lamp without voltage drop of claim 1, wherein: the resistors are mounted at two ends of the circuit board unit.
3. The LED shelf lamp without voltage drop of claim 1, wherein: the LED lamp bead is 2835LED paster lamp bead.
4. The LED shelf lamp without voltage drop of claim 1, wherein: the resistor is a 101-patch resistor.
5. The LED shelf lamp without voltage drop of claim 1, wherein: nine LED lamp beads and two resistors which are connected in series are installed on the circuit board unit.
6. The LED shelf lamp without voltage drop of claim 1, wherein: the top cover of section bar lamp body is equipped with transparent lamp shade.
7. The non-pressure drop LED shelf lamp of claim 6, wherein: the transparent lampshade is an acrylic lampshade.
8. The non-pressure drop LED shelf lamp of claim 6, wherein: the bottom of the transparent lampshade is provided with a clamping strip, the top of the section lamp body is provided with a clamping groove corresponding to the clamping strip, and the transparent lampshade is clamped with the section lamp body.
9. The LED shelf lamp without voltage drop of claim 1, wherein: the middle part of the section lamp body is provided with a clapboard for installing the circuit board.
10. The LED shelf lamp without voltage drop of claim 1, wherein: the bottom of the section lamp body is provided with a screw mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011052560.3A CN112178503A (en) | 2020-09-29 | 2020-09-29 | LED goods shelves lamp of non-pressure drop |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011052560.3A CN112178503A (en) | 2020-09-29 | 2020-09-29 | LED goods shelves lamp of non-pressure drop |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112178503A true CN112178503A (en) | 2021-01-05 |
Family
ID=73946571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011052560.3A Pending CN112178503A (en) | 2020-09-29 | 2020-09-29 | LED goods shelves lamp of non-pressure drop |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112178503A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203477987U (en) * | 2013-08-28 | 2014-03-12 | 谭小玲 | LED light ban being applicable to various voltages and having temperature compensation |
| CN208935892U (en) * | 2018-12-20 | 2019-06-04 | 中山市欧磊光电科技有限公司 | 5050RGBW lamp band |
| CN209101066U (en) * | 2018-10-15 | 2019-07-12 | 佛山市顺德区灵芯电子有限公司 | Anti- high-voltage flexible LED light bar |
| CN210840225U (en) * | 2019-11-06 | 2020-06-23 | 瑞昌市瑞祥照明科技有限公司 | Single-sided copper-clad wire-free LED lamp strip |
| CN211526155U (en) * | 2020-03-13 | 2020-09-18 | 江门市量鑫照明有限公司 | Novel LED soft lamp strip |
-
2020
- 2020-09-29 CN CN202011052560.3A patent/CN112178503A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203477987U (en) * | 2013-08-28 | 2014-03-12 | 谭小玲 | LED light ban being applicable to various voltages and having temperature compensation |
| CN209101066U (en) * | 2018-10-15 | 2019-07-12 | 佛山市顺德区灵芯电子有限公司 | Anti- high-voltage flexible LED light bar |
| CN208935892U (en) * | 2018-12-20 | 2019-06-04 | 中山市欧磊光电科技有限公司 | 5050RGBW lamp band |
| CN210840225U (en) * | 2019-11-06 | 2020-06-23 | 瑞昌市瑞祥照明科技有限公司 | Single-sided copper-clad wire-free LED lamp strip |
| CN211526155U (en) * | 2020-03-13 | 2020-09-18 | 江门市量鑫照明有限公司 | Novel LED soft lamp strip |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20210105 |