CN218820224U - Low-voltage LED lamp strip and power connection structure, power connector and tail plug thereof - Google Patents
Low-voltage LED lamp strip and power connection structure, power connector and tail plug thereof Download PDFInfo
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- CN218820224U CN218820224U CN202223575919.2U CN202223575919U CN218820224U CN 218820224 U CN218820224 U CN 218820224U CN 202223575919 U CN202223575919 U CN 202223575919U CN 218820224 U CN218820224 U CN 218820224U
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- 239000004020 conductor Substances 0.000 claims description 13
- 239000011324 bead Substances 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 239000013589 supplement Substances 0.000 abstract description 3
- 230000005611 electricity Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 239000011889 copper foil Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000011049 pearl Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 241001465382 Physalis alkekengi Species 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model discloses a low-voltage LED lamp strip and a power supply connecting structure, a power supply connector and a tail plug thereof, wherein the low-voltage LED lamp strip comprises a circuit board, a middle sleeve and a sheath, and a plurality of light-emitting modules are arranged on the circuit board; a first positive lead and a first negative lead are arranged on two sides of the middle sleeve, and a second positive lead and a second negative lead are respectively arranged on the inner sides of the first positive lead and the first negative lead; the positive and negative electrodes of the light-emitting module are respectively electrically connected with a first positive electrode lead and a first negative electrode lead, and the power supply connector and the tail plug are respectively provided with two positive contact pins electrically connected with the first and second positive electrode leads and two negative contact pins electrically connected with the first and second negative electrode leads. The first positive wire and the first negative wire transmit main current to each light-emitting module, and the second positive wire and the second negative wire supplement voltage to the light-emitting modules at the rear half section of the LED lamp strip, so that the voltage of each light-emitting module of the LED lamp strip is balanced, the pressure difference is smaller, and the brightness is more uniform.
Description
Technical Field
The utility model relates to an illumination lamps and lanterns specifically disclose a low pressure LED lamp area and power connection structure, power connection and tail plug thereof.
Background
The existing low-voltage LED lamp strip comprises a circuit board, a plurality of LED lamp beads welded on the circuit board and a sheath wrapped on the periphery of the circuit board. The LED lamp beads form a plurality of lighting modules with independent loops, and the circuit board is also provided with positive and negative electrode circuits for supplying power to the lighting modules. The positive and negative electrode circuits are formed by corroding copper foils, so that the cross sectional area is small, the voltage drop is serious in the process of transmitting current remotely, and the brightness of each lighting module of the LED lamp strip from the head end to the tail end of the power supply is gradually reduced. When the length of the existing low-voltage LED lamp strip exceeds 10 meters, the lighting modules at the head end and the tail end of the existing low-voltage LED lamp strip have obvious brightness difference, and the using effect is seriously influenced. The cross-sectional area of positive and negative pole circuit can be increased through increasing the copper foil thickness, and then the pressure drop is reduced, but can increase the manufacturing cost of circuit board on the one hand like this, and on the other hand has also reduced the flexibility of circuit board, when LED lamp area bending modeling, causes the circuit board fracture easily.
SUMMERY OF THE UTILITY MODEL
Therefore, it is necessary to provide a power connection structure of a low-voltage LED strip, which has a small voltage drop, uniform light of each lighting module, and low manufacturing cost, in order to solve the problems in the prior art.
In order to solve the prior art problem, the utility model discloses a low-voltage LED lamp strip, which comprises a circuit board, a middle sleeve wrapping the circuit board and a sheath wrapping the middle sleeve, wherein a plurality of LED lamp beads arranged along the length direction of the circuit board are welded on the circuit board, and the LED lamp beads form a plurality of light-emitting modules with independent electric circuits; a first positive electrode lead and a first negative electrode lead are arranged on two sides of the middle sleeve, and a second positive electrode lead and a second negative electrode lead are respectively arranged on the inner sides of the first positive electrode lead and the first negative electrode lead; and the positive electrode and the negative electrode of the light-emitting module are respectively and electrically connected with the first positive electrode lead and the first negative electrode lead.
The utility model discloses still disclose the power connection in low pressure LED lamp area, its one end is provided with power source, be provided with two anodal contact pins and two negative pole contact pins in the power source, its other end be provided with respectively with anodal power cord and the negative pole power cord that two positive grade contact pins and two negative pole contact pin electricity are connected.
The utility model also discloses a tail stopper in low pressure LED lamp area, its one end is provided with the tail stopper interface, be provided with two anodal contact pins and two negative pole contact pins in the tail stopper interface, two anodal contact pin electricity each other are connected, two negative pole contact pins are also connected each other electrically.
The utility model also discloses a power connection structure in low pressure LED lamp area, including low pressure LED lamp area, connect the power connection in low pressure LED lamp area head end and connect the tail plug in low pressure LED lamp area, low pressure LED lamp area includes circuit board, the well cover of parcel circuit board and wraps up the crust of well cover, it has many LED lamp pearls of arranging along its length direction to weld on the circuit board, LED lamp pearl constitutes a plurality of luminous modules that have independent electric circuit, well cover both sides are provided with first positive wire and first negative wire, first positive wire and first negative wire inboard respectively are provided with second positive wire and second negative wire, the positive negative pole of luminous module respectively with first positive wire and first negative wire electricity are connected; a power supply interface is arranged at one end of the power supply connector, two positive contact pins corresponding to the first positive lead and the second positive lead and two negative contact pins corresponding to the first negative lead and the second negative lead are arranged in the power supply interface, and a positive power line and a negative power line which are electrically connected with the two positive contact pins and the two negative contact pins respectively are arranged at the other end of the power supply connector; a tail plug interface is arranged at one end of the tail plug, two positive contact pins corresponding to the first positive lead and the second positive lead respectively and two negative contact pins corresponding to the first negative lead and the second negative lead respectively are arranged in the tail plug interface, the two positive contact pins are electrically connected with each other, and the two negative contact pins are also electrically connected with each other; the head end of the low-voltage LED lamp strip is inserted into the power interface, two positive pins in the power interface are respectively in electrical contact with the first positive wire and the second positive wire, two negative pins in the power interface are respectively in electrical contact with the first negative wire and the second negative wire, the tail end of the low-voltage LED lamp strip is inserted into the tail plug interface, two positive pins in the tail plug interface are respectively in electrical contact with the first positive wire and the second positive wire, and two negative pins in the tail plug interface are respectively in electrical contact with the first negative wire and the second negative wire
As a further improvement of the utility model: the two positive contact pins are two ends of the same conductor after being bent in a U shape, and the two negative contact pins are two ends of the same conductor after being bent in a U shape. The first positive lead, the first negative lead, the second positive lead and the second negative lead are metal stranded wires.
The utility model has the advantages that: the utility model discloses owing to be provided with first positive wire, first negative wire, second positive wire and second negative wire in low pressure LED lamp area, the positive negative pole of each light emitting module in the lamp area is connected to respectively first positive wire and first negative wire are provided with on power connection and tail plug with two positive contact pins and two negative contact pins that first positive wire, first negative wire, second positive wire and second negative wire correspond, two positive contact pins respectively with first positive wire and second positive wire electricity are connected, two negative contact pins respectively with first negative wire and second negative wire electricity are connected, first positive wire and first negative wire with main current transmission extremely each light emitting module, second positive wire and second negative wire carry out the voltage supplement to the light emitting module in second half section in lamp area, make the voltage balance of the light emitting module 40 in first half section and second half section in LED lamp area, each light emitting module 40's pressure differential is littleer, and luminance is more even.
Drawings
Fig. 1 is the utility model discloses one of the assembly structure sketch map of low pressure LED lamp area and power connection and tail plug.
Fig. 2 is a schematic diagram of the assembly structure of the low-voltage LED lamp strip, the power connector and the tail plug.
Fig. 3 is the schematic diagram of the half-section structure of the power connector of the present invention.
Fig. 4 is the semi-section structure schematic diagram of the tail plug of the utility model.
Fig. 5 is a schematic structural diagram of the LED strip in the direction a in fig. 2.
Fig. 6 is a schematic diagram of the power connection structure of the present invention.
Detailed Description
For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed description.
Refer to fig. 1, 2 and 4. A low-voltage LED lamp strip comprises a circuit board 11, a middle sleeve 12 wrapping the circuit board 11 and an outer skin 13 wrapping the middle sleeve 12. The LED lamp comprises a circuit board 11 and is characterized in that a plurality of LED lamp beads 4 arranged along the length direction of the circuit board are welded on the circuit board 11, the LED lamp beads 12 form a plurality of light-emitting modules 40 with independent electric loops, and the positive electrode and the negative electrode of each light-emitting module 40 are respectively provided with a positive terminal 111 and a negative terminal 112. The light emitting module 40 may be formed by connecting a single LED bead or a plurality of LEDs in series, and the operating voltage thereof may be 3V to 36V. A first positive lead 51 and a first negative lead 52 are arranged on two sides of the bottom of the middle sleeve 12, a second positive lead 53 and a second negative lead 54 are respectively arranged on the inner sides of the first positive lead 51 and the first negative lead 52, and an opening 12 is arranged in the center of the bottom of the middle sleeve 12. The circuit board 11 can be plugged into the middle sleeve 12 from the opening 12, so that the penetration from the port of the middle sleeve 12 is avoided, and the assembly efficiency is improved. The first positive lead 51, the first negative lead 52, the second positive lead 53 and the second negative lead 54 are preferably metal strands twisted from a plurality of solid metal conductors. The positive terminal 111 and the negative terminal 112 are welded with leads 6, and the other ends of the leads 6 are respectively wound on the first positive lead 51 and the first negative lead 52, so that the positive and negative electrodes of each light emitting module 40 are respectively electrically connected with the first positive lead 51 and the first negative lead 52. The utility model discloses set up first positive wire 51 and first negative wire 52 in two outsides in cover 12 bottom, second positive wire 53 and second negative wire 54 set up in the inboard, can be more convenient to be connected lead wire 6 with first positive wire 51 and first negative wire 52. Because the light-emitting modules 40 are connected in parallel, one or more light-emitting modules 40 can be cut at will and connected to an external power supply to be used.
Refer to fig. 2 and 3. A power interface 20 is arranged at one end of the power connector 2, and two positive pins 71 corresponding to the first positive lead 51 and the second positive lead 53 respectively and two negative pins 72 corresponding to the first negative lead 52 and the second negative lead 54 respectively are arranged in the power interface 20; the other end of the power connector 2 is provided with a positive power line 81 and a negative power line 82 which are electrically connected to the two positive pins 71 and the two negative pins 72, respectively. More specifically, the two positive pins 71 are two ends of the same conductor after being bent in a U-shape, and the two negative pins 72 are two ends of the same conductor after being bent in a U-shape, so that the process of electrically connecting the two pins can be omitted.
Refer to fig. 1 and 4. A tail plug interface 30 is arranged at one end of the tail plug 3, and two positive pins 71 corresponding to the first positive lead 51 and the second positive lead 53 respectively and two negative pins 72 corresponding to the first negative lead 52 and the second negative lead 54 respectively are arranged in the tail plug interface 30. The two positive pins 71 are electrically connected to each other, and the two negative pins 72 are also electrically connected to each other. Specifically, the two positive pins 71 are two ends of the same conductor after being bent in a U-shape, and the two negative pins 72 are two ends of the same conductor after being bent in a U-shape.
Refer to fig. 1, 2 and 5. The utility model relates to a power connection structure in low pressure LED lamp area is assembled by above-mentioned low pressure LED lamp area 1, power connection 2 and tail plug 3 and forms. The head end of the low-voltage LED strip 1 is inserted into the power interface 20 of the power connector 2, two positive pins 71 in the power interface 20 are respectively in electrical contact with the first positive wire 51 and the second positive wire 53, and two negative pins 72 in the power interface 20 are respectively in electrical contact with the first negative wire 52 and the second negative wire 54. The tail end of the low-voltage light strip 1 is inserted into the tail plug interface 30 of the tail plug 3, two positive pins 71 in the tail plug interface 30 are respectively in electrical contact with the first positive lead 51 and the second positive lead 53, and two negative pins 72 in the tail plug interface 30 are respectively in electrical contact with the first negative lead 52 and the second negative lead 54. When the first positive lead 51, the first negative lead 52, the second positive lead 53 and the second negative lead 54 are stranded wires, the positive pin 71 and the negative pin 72 can be directly inserted into the center of the stranded wires, so that the electrical connection between the two is more reliable.
Refer to fig. 6. The utility model discloses a theory of operation is: the external positive current is transmitted to the first positive lead 51 and the second positive lead 53 through two positive pins 71 in the power connector 2, and the negative current is transmitted to the first negative lead 52 and the second positive lead 53 through two negative pins 72. The first positive lead 51 and the first negative lead 52 are used as main power lines, main current is mainly transmitted to each light emitting module 40 through the first positive lead 51 and the first negative lead 53, the main current transmits large current, and although a certain voltage drop exists in the transmission process, compared with copper foil, the cross section of the light emitting module is large, the voltage drop is small, the strength of the lead is high, the lead is not prone to fracture, and the tensile capacity of the low-voltage LED lamp strip can be improved. The second positive wire 53 and the second negative wire 54 are used as auxiliary power lines, and directly transmit current from the power connector 2 to the light strip tail plug 3, and then supplement the current to the light emitting module 40 at the light strip tail end through the positive pin 71 and the negative pin 72 of the tail plug 3. The second positive electrode wire 53 and the second negative electrode wire 54 serve as auxiliary power supply wires, transmission current is small, and voltage drop transmitted to the lamp strip tail plug 3 is small, so that voltage balance of the light emitting modules 40 at the front half section and the rear half section of the LED lamp strip can be achieved, the voltage difference of each light emitting module 40 is small, and brightness is uniform. Adopt the utility model discloses a technique, low pressure LED lamp area length can continue and do not have obvious pressure drop and luminance difference more than 50.
The utility model discloses owing to be provided with first positive pole wire, first negative pole wire, second positive pole wire and second negative pole wire in low pressure LED lamp area, each light emitting module's positive negative pole is connected to respectively in the lamp area first positive pole wire and first negative pole wire are provided with on power connection and tail with two positive contact pins and two negative pole contact pins that first positive pole wire, first negative pole wire, second positive pole wire and second negative pole wire correspond, two positive contact pins respectively with first positive pole wire and second positive pole wire electricity are connected, two negative pole contact pins respectively with first negative pole wire and second negative pole wire electricity are connected, first positive pole wire and first negative pole wire with main current transmission extremely each light emitting module, second positive pole wire and second negative pole wire carry out the voltage to the light emitting module in the second half section in lamp area and supply voltage, make the voltage balance of the light emitting module 40 in the first half section in LED lamp area and second half section, each light emitting module 40 is littleer, and luminance is more even.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (9)
1. A low pressure LED lamp area which characterized in that: the LED lamp comprises a circuit board, a middle sleeve wrapping the circuit board and a sheath wrapping the middle sleeve, wherein a plurality of LED lamp beads arranged along the length direction of the circuit board are welded on the circuit board, and the LED lamp beads form a plurality of light-emitting modules with independent circuit loops; a first positive electrode lead and a first negative electrode lead are arranged on two sides of the middle sleeve, and a second positive electrode lead and a second negative electrode lead are respectively arranged on the inner sides of the first positive electrode lead and the first negative electrode lead; and the positive electrode and the negative electrode of the light-emitting module are respectively and electrically connected with the first positive electrode lead and the first negative electrode lead.
2. A low voltage LED strip according to claim 1, wherein: the first positive lead, the first negative lead, the second positive lead and the second negative lead are metal stranded wires.
3. The utility model provides a power connection in low pressure LED lamp area, its one end is provided with power source, its characterized in that: the power interface is internally provided with two positive contact pins and two negative contact pins, and the other end of the power interface is provided with a positive power line and a negative power line which are respectively and electrically connected with the two positive contact pins and the two negative contact pins.
4. A power connection for a low voltage LED strip as claimed in claim 3, wherein: the two positive contact pins are two ends of the same conductor after being bent in a U shape, and the two negative contact pins are two ends of the same conductor after being bent in a U shape.
5. The utility model provides a tail plug in low pressure LED lamp area, its one end is provided with tail plug interface, its characterized in that: two positive contact pins and two negative contact pins are arranged in the tail plug interface, the two positive contact pins are electrically connected with each other, and the two negative contact pins are also electrically connected with each other.
6. A tail plug for a low-voltage LED light strip as claimed in claim 5, wherein: the two positive contact pins are two ends of the same conductor after being bent in a U shape, and the two negative contact pins are two ends of the same conductor after being bent in a U shape.
7. The utility model provides a power connection structure in low pressure LED lamp area, includes low pressure LED lamp area, connects the power connection at low pressure LED lamp area head end and connects the tail plug in low pressure LED lamp area, its characterized in that: the low-voltage LED lamp band comprises a circuit board, a middle sleeve wrapping the circuit board and a sheath wrapping the middle sleeve, wherein a plurality of LED lamp beads arranged along the length direction of the circuit board are welded on the circuit board, the LED lamp beads form a plurality of light-emitting modules with independent electric loops, a first positive wire and a first negative wire are arranged on two sides of the middle sleeve, a second positive wire and a second negative wire are respectively arranged on the inner sides of the first positive wire and the first negative wire, and the positive and negative electrodes of the light-emitting modules are respectively electrically connected with the first positive wire and the first negative wire; a power supply interface is arranged at one end of the power supply connector, two positive contact pins corresponding to the first positive lead and the second positive lead and two negative contact pins corresponding to the first negative lead and the second negative lead are arranged in the power supply interface, and a positive power line and a negative power line which are electrically connected with the two positive contact pins and the two negative contact pins respectively are arranged at the other end of the power supply connector; a tail plug interface is arranged at one end of the tail plug, two positive contact pins corresponding to the first positive lead and the second positive lead respectively and two negative contact pins corresponding to the first negative lead and the second negative lead respectively are arranged in the tail plug interface, the two positive contact pins are electrically connected with each other, and the two negative contact pins are also electrically connected with each other; the head end of the low-voltage LED lamp strip is inserted into the power interface, two positive pins in the power interface are respectively in electrical contact with the first positive wire and the second positive wire, two negative pins in the power interface are respectively in electrical contact with the first negative wire and the second negative wire, the tail end of the low-voltage LED lamp strip is inserted into the tail plug interface, two positive pins in the tail plug interface are respectively in electrical contact with the first positive wire and the second positive wire, and two negative pins in the tail plug interface are respectively in electrical contact with the first negative wire and the second negative wire.
8. A power connection structure of a low pressure LED lamp area according to claim 4, characterized in that: the two positive contact pins are two ends of the same conductor after being bent in a U shape, and the two negative contact pins are two ends of the same conductor after being bent in a U shape.
9. A power connection structure of a low pressure LED lamp area according to claim 4, characterized in that: the first positive lead, the first negative lead, the second positive lead and the second negative lead are metal stranded wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223575919.2U CN218820224U (en) | 2022-12-30 | 2022-12-30 | Low-voltage LED lamp strip and power connection structure, power connector and tail plug thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223575919.2U CN218820224U (en) | 2022-12-30 | 2022-12-30 | Low-voltage LED lamp strip and power connection structure, power connector and tail plug thereof |
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| Publication Number | Publication Date |
|---|---|
| CN218820224U true CN218820224U (en) | 2023-04-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223575919.2U Active CN218820224U (en) | 2022-12-30 | 2022-12-30 | Low-voltage LED lamp strip and power connection structure, power connector and tail plug thereof |
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| CN (1) | CN218820224U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117308039A (en) * | 2023-10-18 | 2023-12-29 | 中山市争渡照明科技有限公司 | LED lamp area of easy dismouting |
-
2022
- 2022-12-30 CN CN202223575919.2U patent/CN218820224U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117308039A (en) * | 2023-10-18 | 2023-12-29 | 中山市争渡照明科技有限公司 | LED lamp area of easy dismouting |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 528478 one of the second floor, one of the third floor and one of the fourth floor of Building 1, No. 10, Yongxing North Road, Henglan Town, Zhongshan City, Guangdong Province Patentee after: Guangdong Hongmu Lighting Technology Co.,Ltd. Country or region after: China Address before: 528478 one of the second floor, one of the third floor and one of the fourth floor of Building 1, No. 10, Yongxing North Road, Henglan Town, Zhongshan City, Guangdong Province Patentee before: ZHONGSHAN HOME LIGHTING Co.,Ltd. Country or region before: China |