CN220817481U - Drive-free lamp strip - Google Patents
Drive-free lamp strip Download PDFInfo
- Publication number
- CN220817481U CN220817481U CN202322472973.2U CN202322472973U CN220817481U CN 220817481 U CN220817481 U CN 220817481U CN 202322472973 U CN202322472973 U CN 202322472973U CN 220817481 U CN220817481 U CN 220817481U
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- strip
- light
- rectifier bridge
- rectifier diode
- led lamp
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- 239000011324 bead Substances 0.000 claims abstract description 24
- 239000000758 substrate Substances 0.000 claims abstract description 15
- 239000003292 glue Substances 0.000 claims description 6
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model discloses a drive-free lamp strip, which comprises a substrate and a plurality of groups of luminous components arranged on the substrate, wherein the luminous components comprise a rectifier bridge and a plurality of LED lamp beads, a first input end and a second input end of the rectifier bridge are respectively connected with two ends of an alternating current power supply, the LED lamp beads are sequentially connected in series between a first output end and a second output end of the rectifier bridge, and the substrate can be cut by taking the luminous components as units; through the structure, the lamp strip can be cut out by taking the luminous component as a unit, the whole lamp strip or a single small lamp strip cut out can be directly connected into 220V mains supply, an additional driver is not needed, the use requirement and the cost are greatly reduced, and the use convenience is improved.
Description
Technical Field
The utility model relates to the field of lamp belts, in particular to a drive-free lamp belt.
Background
The lamp strip is a common lamp in illumination and decoration, and has the advantages of flexible use and wide application range; the lamp strip generally comprises a circuit board and a plurality of LED lamp beads arranged on the circuit board, and is also matched with a driver for driving the lamp strip, when the lamp strip is cut into a plurality of small lamp strips and each lamp strip is used in different places, the plurality of drivers are required to be equipped, so that the cost is high, and certain use inconvenience exists; therefore, there is an urgent need for a driving-free lamp belt to solve the above problems.
Disclosure of utility model
The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides a driving-free lamp strip.
The technical scheme adopted by the embodiment of the utility model for solving the technical problems is as follows: the utility model provides a drive-free lamp area, includes the base plate and sets up a plurality of groups luminous subassembly on the base plate, and luminous subassembly includes rectifier bridge and a plurality of LED lamp pearl, and the first input and the second input of rectifier bridge are connected with alternating current power supply's both ends respectively, and a plurality of LED lamp pearl concatenates in order between the first output and the second output of rectifier bridge, and the base plate can cut out with luminous subassembly as the unit.
Preferably, the rectifier bridge includes a rectifier diode D1, a rectifier diode D2, a rectifier diode D3, and a rectifier diode D4, wherein an anode of the rectifier diode D1 is connected with one end of the ac power supply and a cathode of the rectifier diode D4, a cathode of the rectifier diode D1 is connected with an anode of the LED lamp bead and a cathode of the rectifier diode D2, an anode of the rectifier diode D2 is connected with the other end of the ac power supply and a cathode of the rectifier diode D3, and an anode of the rectifier diode D3 is connected with an anode of the rectifier diode D4 and a cathode of the LED lamp bead.
Preferably, the substrate is provided with a first shading strip, a second shading strip and a light-emitting part, the first shading strip and the second shading strip are positioned on two sides of the LED lamp bead, the light-emitting part is abutted on the first shading strip and the second shading strip, so that the substrate, the first shading strip, the second shading strip and the light-emitting part are enclosed into a light-emitting cavity, and the LED lamp bead is positioned in the light-emitting cavity.
Preferably, the light emitting part is arranged as fluorescent glue, and the fluorescent glue is adhered to the substrate, the first shading strip, the second shading strip and the LED lamp beads.
Preferably, the light emitting assembly further comprises a first pad connected to the first input of the rectifier bridge and a second pad connected to the second input of the rectifier bridge, the first pad being connected to the first input of the rectifier bridge of the front and/or rear light emitting assembly, the second pad being connected to the second input of the rectifier bridge of the front and/or rear light emitting assembly.
The utility model has the beneficial effects that: the utility model provides a drive-free lamp area, includes the base plate and sets up a plurality of groups of luminous subassembly on the base plate, and luminous subassembly includes rectifier bridge and a plurality of LED lamp pearl, and the first input and the second input of rectifier bridge are connected with alternating current power supply's both ends respectively, and a plurality of LED lamp pearl concatenates in order between the first output and the second output of rectifier bridge, and the base plate can cut out with luminous subassembly as the unit; through the structure, the lamp strip can be cut out by taking the luminous component as a unit, the whole lamp strip or a single small lamp strip cut out can be directly connected into 220V mains supply, an additional driver is not needed, the use requirement and the cost are greatly reduced, and the use convenience is improved.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic diagram of a drive-free light belt;
FIG. 2 is a schematic circuit diagram of a light emitting assembly;
fig. 3 is a cross-sectional view of a drive-free light strip.
Detailed Description
Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.
In the description of the present utility model, plural means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and the above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
In the present utility model, unless clearly defined otherwise, the terms "disposed," "mounted," "connected," and the like are to be construed broadly and may be connected directly or indirectly through an intermediary; the connecting device can be fixedly connected, detachably connected and integrally formed; may be a mechanical connection; may be a communication between two elements or an interaction between two elements. The specific meaning of the words in the utility model can be reasonably determined by a person skilled in the art in combination with the specific content of the technical solution.
Referring to fig. 1 to 3, a driving-free lamp strip comprises a substrate 10 and a plurality of groups of light emitting assemblies 20 arranged on the substrate 10, wherein the light emitting assemblies 20 comprise a rectifier bridge 21 and a plurality of LED lamp beads 22, a first input end and a second input end of the rectifier bridge 21 are respectively connected with two ends of an alternating current power supply, the plurality of LED lamp beads 22 are sequentially connected between a first output end and a second output end of the rectifier bridge 21 in series, and the substrate 10 can be cut by taking the light emitting assemblies 20 as units.
In the present utility model, referring to fig. 1-2, a plurality of groups of light emitting components 20 are disposed on a substrate 10, each group of light emitting components 20 includes a first bonding pad 71, a second bonding pad 72, a rectifier bridge 21 and a plurality of LED lamp beads 22, as a preferred embodiment of the present utility model, the light emitting components 20 are disposed in 3 groups, which are respectively a first light emitting component 20, a second light emitting component 20 and a third light emitting component 20 disposed at intervals along the length direction of the substrate 10, wherein the first bonding pad 71 in the first light emitting component 20 is respectively connected with a first input end of the rectifier bridge 21 in the first light emitting component 20, a first input end of the rectifier bridge 21 in the second light emitting component 20 and a first input end of the rectifier bridge 21 in the third light emitting component 20, and the second bonding pad 72 in the first light emitting component 20 is respectively connected with a second input end of the rectifier bridge 21 in the first light emitting component 20, a second input end of the rectifier bridge 21 in the second light emitting component 20 and a second input end of the rectifier bridge 21 in the third light emitting component 20, and the plurality of LED lamps 22 in each group of light emitting components 20 are respectively connected in series with the first light emitting component 20 and the second light emitting component 20; when the lamp strip is connected with an alternating current power supply, alternating current voltage input by the alternating current power supply is rectified by a rectifier bridge 21 in each light-emitting component 20 to supply power to the LED lamp beads 22 in the group of light-emitting components 20, and the LED lamp beads 22 are high-voltage lamp beads, namely, the working voltage is 220V; when the lamp strip needs to be cut, the light emitting assembly 20 is used as a minimum cutting unit for cutting, and the cut small lamp strip can be connected to an alternating current power supply for working; the utility model has the advantages that: through the structure, the lamp strip can be cut out by taking the luminous component as a unit, the whole lamp strip or a single small lamp strip cut out can be directly connected into 220V mains supply, an additional driver is not needed, the use requirement and the cost are greatly reduced, and the use convenience is improved.
As a preferred embodiment of the rectifier bridge 21, the rectifier bridge 21 includes a rectifier diode D1, a rectifier diode D2, a rectifier diode D3, and a rectifier diode D4, wherein an anode of the rectifier diode D1 is connected to one end of the ac power supply and a cathode of the rectifier diode D4, a cathode of the rectifier diode D1 is connected to an anode of the LED lamp bead 22 and a cathode of the rectifier diode D2, an anode of the rectifier diode D2 is connected to the other end of the ac power supply and a cathode of the rectifier diode D3, and an anode of the rectifier diode D3 is connected to an anode of the rectifier diode D4 and a cathode of the LED lamp bead 22, respectively; the rectifier bridge 21 may be formed by welding 4 independent rectifier diodes, or may be an integrated rectifier bridge stack, which is not limited herein.
The substrate 10 is provided with a first light shielding strip 30, a second light shielding strip 40 and a light emitting part 50, the first light shielding strip 30 and the second light shielding strip 40 are positioned at two sides of the LED lamp beads 22, the light emitting part 50 is abutted against the first light shielding strip 30 and the second light shielding strip 40, so that the substrate 10, the first light shielding strip 30, the second light shielding strip 40 and the light emitting part 50 are enclosed into a light emitting cavity 60, and the LED lamp beads 22 are positioned in the light emitting cavity; after the light strip is connected to the ac power supply, the LED light beads 22 obtain electric light, wherein the light emitted from the LED light beads 22 to the side is reflected back to the middle by the first light shielding strip 30 and the second light shielding strip 40, and is irradiated from the front via the light emitting portion 50, so that a very good light focusing effect is achieved.
The light emitting portion 50 is disposed as fluorescent glue, and the fluorescent glue is adhered to the substrate 10, the first light shielding strip 30, the second light shielding strip 40 and the LED lamp beads 22.
The light emitting assembly 20 further includes a first pad 71 connected to a first input terminal of the rectifier bridge 21 and a second pad 72 connected to a second input terminal of the rectifier bridge 21, the first pad 71 being connected to the first input terminal of the rectifier bridge 21 of the front and/or rear light emitting assembly 20 and the second pad 72 being connected to the second input terminal of the rectifier bridge 21 of the front and/or rear light emitting assembly 20.
Of course, the present utility model is not limited to the above-described embodiments, and those skilled in the art can make equivalent modifications and substitutions without departing from the spirit of the present utility model, and these equivalent modifications and substitutions are included in the scope of the present utility model as defined in the appended claims.
Claims (5)
1. A drive-free light strip, characterized in that: including base plate (10) and set up a plurality of groups of luminous subassembly (20) on base plate (10), luminous subassembly (20) are including rectifier bridge (21) and a plurality of LED lamp pearl (22), the first input and the second input of rectifier bridge (21) are connected with alternating current power supply's both ends respectively, a plurality of LED lamp pearl (22) concatenate in order in between the first output and the second output of rectifier bridge (21), base plate (10) can use luminous subassembly (20) are tailorring as the unit.
2. A drive-free light strip as defined in claim 1, wherein: the rectifier bridge (21) comprises a rectifier diode D1, a rectifier diode D2, a rectifier diode D3 and a rectifier diode D4, wherein the anode of the rectifier diode D1 is connected with one end of an alternating current power supply and the cathode of the rectifier diode D4 respectively, the cathode of the rectifier diode D1 is connected with the anode of the LED lamp bead (22) and the cathode of the rectifier diode D2 respectively, the anode of the rectifier diode D2 is connected with the other end of the alternating current power supply and the cathode of the rectifier diode D3 respectively, and the anode of the rectifier diode D3 is connected with the anode of the rectifier diode D4 and the cathode of the LED lamp bead (22) respectively.
3. A drive-free light strip as defined in claim 1, wherein: be provided with first shading strip (30), second shading strip (40) and light-emitting part (50) on base plate (10), first shading strip (30) and second shading strip (40) are located the both sides of LED lamp pearl (22), light-emitting part (50) butt in on first shading strip (30) and second shading strip (40), so that base plate (10), first shading strip (30), second shading strip (40) and light-emitting part (50) enclose into light-emitting cavity (60), LED lamp pearl (22) are located light-emitting cavity.
4. A drive-free light strip as defined in claim 3, wherein: the light emitting part (50) is arranged as fluorescent glue, and the fluorescent glue is adhered to the substrate (10), the first shading strip (30), the second shading strip (40) and the LED lamp beads (22).
5. A drive-free light strip as defined in claim 1, wherein: the light emitting assembly (20) further comprises a first bonding pad (71) connected with a first input end of the rectifier bridge (21) and a second bonding pad (72) connected with a second input end of the rectifier bridge (21), the first bonding pad (71) is connected with the first input end of the rectifier bridge (21) of the light emitting assembly (20) at the front stage and/or the rear stage, and the second bonding pad (72) is connected with the second input end of the rectifier bridge (21) of the light emitting assembly (20) at the front stage and/or the rear stage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322472973.2U CN220817481U (en) | 2023-09-12 | 2023-09-12 | Drive-free lamp strip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322472973.2U CN220817481U (en) | 2023-09-12 | 2023-09-12 | Drive-free lamp strip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220817481U true CN220817481U (en) | 2024-04-19 |
Family
ID=90679176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322472973.2U Active CN220817481U (en) | 2023-09-12 | 2023-09-12 | Drive-free lamp strip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220817481U (en) |
-
2023
- 2023-09-12 CN CN202322472973.2U patent/CN220817481U/en active Active
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