CN114353030A

CN114353030A - Solar self-generating LED lamp and manufacturing process thereof

Info

Publication number: CN114353030A
Application number: CN202210127091.XA
Authority: CN
Inventors: 钟绍槐; 黄元章
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-02-11
Filing date: 2022-02-11
Publication date: 2022-04-15

Abstract

The invention discloses a solar self-generating LED lamp which comprises a substrate, a metal foil, an LED lamp bead, a light guide layer and a solar cell, wherein a conductive layer is arranged on the substrate, LED conductive circuits and solar cell conductive circuits which are not communicated with each other are etched on the conductive layer, and the solar cell is arranged on the side faces of the LED lamp bead and the conductive circuits. This solar energy is from generating electricity LED lamp and manufacturing process thereof has broken through traditional solar PV modules's single structure, the mode that bottom glass arranged LED and photovoltaic circuit, not only combine LED and photovoltaic together, still promoted photovoltaic cell's charge efficiency greatly, make it just can realize the electric power storage through the light source of self evening or at any time, its kind of powerful function is more suitable for the illumination field, can save traditional solar lamp's light source base plate, and it is littleer after combining, a large amount of logistics cost can be saved to more frivolous advantage, labour cost and manufacturing cost.

Description

Solar self-generating LED lamp and manufacturing process thereof

Technical Field

The utility model relates to a LED lamp technical field specifically is a solar energy is from generating electricity LED lamp and preparation technology thereof.

Background

At present, the introduction of light energy, an environmental-friendly energy source, into the field of lighting is needed, so that solar photovoltaic cells are generally used for providing energy for lighting. Solar photovoltaic cells, i.e., photovoltaic cells, are used to convert solar energy directly into electrical energy. Silicon solar cells with silicon as a substrate are widely used in terrestrial photovoltaic systems and can be classified into single crystal silicon, polycrystalline silicon and amorphous silicon solar cells. In the aspects of comprehensive performances such as energy conversion efficiency, service life and the like, the monocrystalline silicon and polycrystalline silicon batteries are superior to the amorphous silicon batteries. Polycrystalline silicon has lower conversion efficiency than single crystal silicon, but is cheaper.

On one hand, the photovoltaic cell panel at the present stage cannot finish the illumination operation independently, and must be externally connected with a light source plate. The non-integrated solar energy and lamp combined mode leads to overlarge volume of photovoltaic series lamps and obviously increases the manufacturing cost and the transportation cost; on the other hand, the existing photovoltaic cell panel can only realize charging by using natural light in the daytime and continuous discharging during illumination at night; the charging mode is single, self-charging cannot be carried out at night, and the lighting time is short; in addition, the existing photovoltaic series lamps have poor waterproof performance, and an external light source needs to be independently waterproof, so that the manufacturing cost is increased.

Disclosure of Invention

An object of the utility model is to provide a solar energy is from generating electricity LED lamp, after photovoltaic module deep research analysis, provided the technical solution who has breakthroughs, its purpose is to change current photovoltaic module's structure, saves whole manufacturing cost, need not external light source board, provides one kind can independently give out light, utilize the photovoltaic module that self light source charges, is that real meaning light energy and electric energy can the conversion of mutual circulation to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model provides the following technical scheme: a solar self-generating LED lamp comprises a substrate, a metal foil, LED lamp beads, LED conducting circuits, a light guide layer, a solar cell sheet, a solar cell welding strip, a solar cell conducting circuit, a glue film, a packaging cover plate and a lead wire, wherein the conducting circuits are arranged on the substrate, the LED conducting circuits and the solar cell conducting circuits which are not mutually conducted are etched on the conducting layers, the LED lamp beads are pasted on the metal foil on the LED conducting circuits, the solar cell sheet is arranged on the LED lamp beads and the side faces of the LED lamp beads and the conducting circuits, the solar cell sheet is connected with an energy storage conversion device through a conducting wire output, the energy storage conversion device outputs the LED conducting circuits to drive the LED lamp beads, the light guide layer is covered above the LED lamp beads, the solar cell sheet is pasted on the solar cell welding strip above the light guide layer, the packaging cover plate is covered above the solar cell sheet through the glue film, and the edge of the packaging cover plate is connected with the substrate through an adhesive film, hole positions with the size of the welding pads are respectively cut above the overlapping position of the solar cell welding strip, the solar cell welding strip is welded with the welding pads through the hole positions, LED lamp beads are not arranged at the wiring position of the solar cell welding strip, an insulated light guide layer is arranged at the overlapping position of the solar cell welding strip and the LED conducting circuit, and the solar cell is respectively welded on the corresponding positive and negative welding pads of the substrate through positive and negative welding strips.

Further, the basement material sets up to high printing opacity super white photovoltaic glass, paste in proper order after the LED lamp pearl on the basement and range upon range of leaded light layer, solar wafer, glued membrane and encapsulation apron and connect energy storage conversion equipment through connecing the lead wire, the leaded light layer is the transparent leaded light material of any one in the PI or the PET of double-sided tape cellophane layer, the glued membrane sets up the EVA glued membrane to high light transmissivity, the encapsulation face of encapsulation apron is provided with the cellophane layer.

Further, the substrate, the light guide layer and the packaging cover plate are integrally arranged to be of a transparent structure.

Furthermore, a solar cell area is arranged between every two rows of LED lamp beads.

Further, the LED lamp beads are adhered to the positions of the metal foils in the LED circuit through the metal conductive adhesive.

Further, the LED conducting circuit and the solar cell conducting circuit are arranged on the same surface of the substrate, positive and negative electrode bonding pads are arranged at the positions of positive and negative electrode welding strips of the welding cell piece respectively on the LED conducting circuit and the solar cell conducting circuit, the LED conducting circuit and the solar cell conducting circuit extend to the edge of the bottom glass, and the LED conducting circuit and the solar cell conducting circuit are respectively provided with a wiring bonding pad for connecting external LED positive and negative electrode leads and a wiring bonding pad for connecting external solar cell positive and negative electrode leads.

Furthermore, the solar cells are connected in series and parallel through positive and negative electrode welding strips, and the mounting area of the solar cells on the substrate is high in light transmission.

The invention also provides a manufacturing process of the solar self-generating LED lamp, which comprises the following manufacturing steps:

(1) gluing bottom glass: coating a layer of electronic glue which can resist chemical etching liquid and can resist 280 ℃ and still keep transparent on one surface of the selected conducting layer on the transparent bottom glass;

(2) manufacturing a conductive layer: cutting a metal foil according to the size of the bottom glass, then hot rolling the metal foil onto the bottom glass by a hot rolling machine, and baking the pressed bottom glass in baking equipment at 150 ℃ for about 10 minutes to process the electronic adhesive layer to a semi-cured state;

(3) circuit manufacturing: 1. two horizontal line LED lamp pearl circuits are a check, and the row spacing of lamp pearl is 0.3mm than the total width of the panel row that single check holds, and the arrangement of lamp pearl avoids the equivalent arrangement of welding the area overlap department. Wherein the anode and cathode loops of the lamp bead are 1CM wider than the single-chip row; 2. the circuit connected with the photovoltaic cell is arranged on the outer ring of the LED circuit, the positive electrode and the negative electrode of the welding pad connected with the welding strip are determined according to the position of the welding strip, and the photovoltaic circuit and the LED circuit directly have a fault;

(4) circuit forming: after the circuit is set, the circuit is molded by adopting a photoetching process or a chemical etching mode, all the parts except the set line are etched, the parts except the line of the whole bottom glass are transparent, the glass circuit board after the circuit is molded is placed in a vacuum reaction system, a small amount of oxygen is introduced, then high-frequency high voltage is added, a high-frequency signal generator generates a high-frequency signal, a strong electromagnetic field is formed in a quartz tube, oxygen is ionized to form a glow column of mixed substances of oxygen ions, activated oxygen atoms, oxygen molecules, electrons and the like, the activated oxygen quickly oxidizes the glue of the residual glue of the non-line section into volatile gas and volatilizes and takes away the volatile gas, the place except the line is kept transparent, and then the volatile gas is placed in vacuum baking equipment with the constant temperature of 180 ℃ to be baked for 30 minutes to completely cure the glue layer connected with the line;

(5) LED surface mounting: the LED lamp beads are fully adhered to the LED bonding pads through the metal adhesive, and the glass lamp panel with the adhered lamp beads is placed into multi-temperature-zone heating equipment with the temperature of 200 and 270 ℃ for gradual heating to cure the metal adhesive for 10 minutes;

(6) and (3) lead wire connection: the positive and negative wiring pads of the LED lamp and the positive and negative wiring pads of the photovoltaic are respectively connected with leads which are butted with an external energy storage conversion device;

(7) light guide layer: and hole positions with the size of the welding disc are respectively cut above the overlapping of the high-transmittance light guide layer and the glue film on the solar circuit welding disc, and the welding disc can be welded by the welding belt of the cell slice through the hole positions. The hole sites are aligned with the solar solder strip bonding pads and then are tiled;

(8) and (3) slicing and connecting the photovoltaic cell pieces: the battery piece is accurately processed into single equal piece width or the total width of a plurality of equal pieces is smaller than the distance between the transverse rows of the lamp beads; processed battery pieces are connected in series through welding belts, and a group of lamp beads can be just contained in the interval between the battery pieces.

(9) Photovoltaic cell layer: placing equal parts of photovoltaic cell pieces with serially connected welding strips at the overlapping part of the cell area above the light guide layer, and welding and conducting the welding pads of the photovoltaic welding strips through the hole sites of the light guide layer after aligning the welding strips of the cell;

(10) high-temperature lamination: aligning and sequentially stacking bottom glass, a light guide layer, a battery plate, an adhesive film and a packaging cover plate, arranging a lead outside a lamp panel, reinforcing the displacement in the pressing process by using a self-made reinforcing and positioning auxiliary device, and after reinforcing and positioning, putting the lamp panel into a laminating machine for vacuumizing and hot-pressing to form a photovoltaic panel with self-light source cyclic charging;

(11) connecting the power storage device: and connecting the LED positive and negative electrode leads and the photovoltaic positive and negative electrode leads on the lamp panel with corresponding bonding pads of the energy storage conversion device.

Compared with the prior art, this practical beneficial effect is:

1. the LED packaging structure comprises a bottom glass, a conductive layer is arranged on the bottom glass, LED conductive circuits and photovoltaic cell conductive circuits which are not mutually communicated are respectively etched on the conductive layer, a high-transmittance light guide layer, a glue film, a photovoltaic cell sheet and a cover plate for packaging are sequentially laminated after LED lamp beads are pasted on a bonding pad of the LED circuit on the transparent bottom glass, the photovoltaic cell sheet is connected with an energy storage conversion device through a lead output, the LED lead output by the energy storage conversion device drives the LED lamp beads, after the LED lamp beads are lightened, part of light is reflected to the light guide layer through the packaging cover plate, then the light guide layer is guided to the whole plate comprising a charging surface and a power receiving surface of the photovoltaic cell, and the photovoltaic cell works to generate electric energy to form an internal-circulation hybrid photovoltaic assembly;

2. the single structure of traditional solar photovoltaic module has been broken through, the mode of LED and photovoltaic circuit is arranged to end glass, not only combine LED and photovoltaic together, still promoted photovoltaic cell's charge efficiency greatly, make it just can realize the electric power storage through the light source of self evening or at any time, its kind of powerful function is more suitable for the illumination field, can save the light source base plate of traditional solar lamp, and it is littleer after combining, more frivolous advantage can save a large amount of logistics cost, labour cost and manufacturing cost.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic diagram of a conductive trace structure of an LED according to the present invention;

FIG. 3 is a schematic diagram of a conductive circuit structure of a solar cell according to the present invention;

fig. 4 is a schematic diagram of energy conversion according to the present invention.

In the figure: 1. the solar cell packaging structure comprises a substrate, 2, a metal foil, 3, LED lamp beads, 31, LED conducting circuits, 4, a light guide layer, 5, a solar cell, 51, a solar cell welding strip, 52, solar cell conducting circuits, 6, a glue film, 7, a packaging cover plate, 8 and a lead wire.

Detailed Description

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments obtained by persons skilled in the art based on the embodiments in the present application without any creative work belong to the protection scope of the present application.

Referring to fig. 1-4, the present application provides a technical solution of a solar self-generating LED lamp: a solar self-generating LED lamp comprises a substrate 1, a metal foil 2, LED lamp beads 3, an LED conducting circuit 31, a light guide layer 4, a solar cell piece 5, a solar cell welding strip 51, a solar cell conducting circuit 52, a glue film 6, a packaging cover plate 7 and a lead 8, wherein the conducting layer is arranged on the substrate 1, the LED conducting circuit 31 and the solar cell conducting circuit 52 which are not mutually conducted are etched on the conducting layer, the LED lamp beads 3 are adhered on the metal foil 2 on the LED conducting circuit 31, the LED lamp beads 3 and the side faces of the conducting circuit are provided with the solar cell piece 5, the solar cell piece 5 is connected with an energy storage conversion device through lead output, and the LED conducting circuit 31 is output by the energy storage conversion device to drive the LED lamp beads 3;

the energy storage conversion device outputs an LED conductive circuit 31 to drive an LED lamp bead 3, the LED lamp bead 3 is lightened and then guided to a charging surface of a solar cell through a specific high-transmittance high-light-conductivity medium to work to generate electric energy to form an internal circulation hybrid solar module, namely, a photovoltaic cell can absorb light energy emitted by the LED lamp bead 3 and convert the light energy into electric energy to be stored in the energy storage device, wherein the brighter the spectrum of the LED lamp bead 3 is closer to the natural spectrum, the more the generated light energy is; the energy storage conversion device has the functions of simultaneously discharging to the LED lamp beads 3, charging by the photovoltaic cell and storing; positive and negative electrode bonding pads of a solar cell 5 on the bottom glass are respectively connected to an input charging end of the energy storage conversion device for charging, and an output end of the energy storage conversion device is connected to a bottom glass LED bonding pad;

the LED lamp beads are characterized in that a light guide layer 4 is covered above the LED lamp beads 3, a solar cell 5 is adhered to a solar cell welding strip 51 above the light guide layer 4, a packaging cover plate 7 is covered above the solar cell 5 through a glue film 6, the edge of the packaging cover plate 7 is connected with the substrate 1 through the glue film 6, hole positions with the size of a welding pad are respectively cut above the overlapping position of the solar cell welding strip 51 on the light guide layer 4 and the glue film 6, the solar cell welding strip 51 is welded with the welding pad through the hole positions, the LED lamp beads 3 are not installed at the routing position of the solar cell welding strip 51, an insulated light guide layer 4 is arranged at the overlapping position of the solar cell welding strip 51 and the LED conducting circuit 31, and the solar cell 5 is respectively welded on corresponding positive and negative welding pads of the substrate 1 through positive and negative welding strips;

the material of a substrate 1 is set to be high-light-transmission super-white photovoltaic glass, a light guide layer 4, a solar cell piece 5, an adhesive film 6 and a packaging cover plate 7 are sequentially laminated after LED lamp beads 3 are pasted on the substrate 1 and then connected with an energy storage conversion device through a lead 8, the light guide layer 4 is made of a transparent light guide material of any one of PI or PET with a transparent adhesive layer on both sides and has high temperature resistance and insulation characteristics, the adhesive film 6 is set to be an EVA adhesive film with high light transmission, the packaging surface of the packaging cover plate 7 is provided with the transparent adhesive layer, and the substrate is a flat plate made of PET, PC and other materials with functions of reflecting light, refracting light and guiding light;

the substrate 1, the light guiding layer 4 and the package cover 7 are integrally provided as a transparent structure.

A solar cell 5 region is arranged between every two rows of LED lamp beads 3, and lamp bead bonding pads are not arranged at the positions of the reserved solar cell welding strips when the positions of the lamp beads are distributed; the LED lamp beads 3 are adhered to the positions of the metal foils 2 in the LED circuit through the metal conductive adhesive;

the LED conducting circuit 31 and the solar cell conducting circuit 52 are arranged on the same surface of the substrate 1, the LED conducting circuit 31 and the solar cell conducting circuit 52 are respectively provided with positive and negative electrode bonding pads at the positive and negative electrode welding strips of the welded battery piece, the LED conducting circuit 31 and the solar cell conducting circuit 52 extend to the edge of the bottom glass, and the LED conducting circuit 31 and the solar cell conducting circuit 52 are respectively provided with a wiring bonding pad for connecting external LED positive and negative electrode leads and a wiring bonding pad for connecting external solar cell positive and negative electrode leads;

the solar cells 5 are connected in series and parallel through the positive and negative electrode welding strips, the installation area of the solar cells 5 on the substrate 1 is high in light transmission, and light-tight shelters such as lines cannot exist.

The invention also provides a manufacturing process of the solar self-generating LED lamp, which comprises the following materials: transparent bottom glass, metal foil, LED lamp pearl, leaded light layer, photovoltaic cell, glued membrane, encapsulation apron, connect the lead wire.

The manufacturing method comprises the following steps:

(3) circuit manufacturing: 1. the two transverse lines of LED lamp bead circuits are a grid, the line spacing of the lamp beads is 0.3mm larger than the total width of the battery panel row contained in a single grid, the arrangement of the lamp beads avoids the equivalent arrangement at the overlapping part of the welding strips, wherein the anode and cathode loops of the lamp beads are 1CM larger than the width of the single column; 2. the circuit connected with the photovoltaic cell is arranged on the outer ring of the LED circuit, the positive electrode and the negative electrode of the welding pad connected with the welding strip are determined according to the position of the welding strip, and the photovoltaic circuit and the LED circuit directly have a fault;

(4) circuit forming: after the circuit is set, the circuit is formed by adopting a photoetching process or a chemical etching mode, all the parts except the set line are etched, the glass circuit board after the circuit is formed is placed in a vacuum reaction system, a small amount of oxygen is introduced, high frequency and high voltage are added, a high frequency signal generator generates a high frequency signal, a stronger electromagnetic field is formed in a quartz tube, and the oxygen is ionized to form a glow column of mixed substances of oxygen ions, activated oxygen atoms, oxygen molecules, electrons and the like; the active oxygen (active atomic oxygen) quickly oxidizes the residual glue of the non-circuit section into volatile gas, volatilizes and takes away the volatile gas, so that the part except the circuit is kept transparent, and then the residual glue is placed into vacuum baking equipment with the constant temperature of 180 ℃ to be baked for 30 minutes so that the glue layer connected with the circuit is completely cured;

(7) light guide layer: respectively cutting hole sites with the size of the welding pads above the overlapping of the high-transmittance light guide layer and the glue film on the solar circuit welding pads, welding the welding pads through the hole sites by the battery piece welding strips, and then flatly paving the hole sites on the solar welding strip welding pads;

(8) and (3) slicing and connecting the photovoltaic cell pieces: the battery pieces are accurately processed into single equal piece width or the total width of a plurality of equal pieces is smaller than the distance between the transverse rows of the lamp beads, the processed battery pieces are connected in series by welding belts, and a group of lamp beads can be just accommodated in the middle of the battery pieces;

(10) high-temperature lamination: the transparent bottom glass 1, the light guide layer 4, the battery piece 5, the adhesive film 6 and the packaging cover plate 7 are sequentially stacked after being aligned, the lead 8 is placed outside the lamp panel and then is reinforced by a self-made reinforcing and positioning auxiliary device during the pressing process, and the photovoltaic panel which is circularly charged by the self-light source is formed by placing the photovoltaic panel into a laminating machine after being reinforced and positioned and then performing vacuum-pumping and hot-pressing;

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a solar energy is from electricity generation LED lamp, includes basement (1), metal foil (2), LED lamp pearl (3), LED conducting wire (31), leaded light layer (4), solar wafer (5), solar cell solder strip (51), solar cell conducting wire (52), glued membrane (6), encapsulation apron (7), connects lead wire (8), its characterized in that: the solar cell packaging structure is characterized in that a conducting layer is arranged on the substrate (1), LED conducting circuits (31) and solar cell conducting circuits (52) which are not communicated with each other are etched on the conducting layer, LED lamp beads (3) are adhered to metal foils (2) on the LED conducting circuits (31), solar cell sheets (5) are arranged on the LED lamp beads (3) and the side faces of the conducting circuits, the solar cell sheets (5) are connected with an energy storage conversion device through a conducting wire output, the energy storage conversion device outputs the LED conducting circuits (31) to drive the LED lamp beads (3), a light guide layer (4) covers the LED lamp beads (3), the solar cell sheets (5) are adhered to the solar cell welding strips (51) above the light guide layer (4), a packaging cover plate (7) covers the solar cell sheets (5) through a glue film (6), and the edge of the packaging cover plate (7) is connected with the substrate (1) through the glue film (6), light guide layer (4), glued membrane (6) cut apart the hole site of pad size respectively in solar cell solder strip (51) overlapping top, solar cell solder strip (51) are through hole site welding pad, solar cell solder strip (51) are walked line department and are not installed LED lamp pearl (3), there is insulating light guide layer (4) in the overlapping department of solar cell solder strip (51) and LED conducting wire (31), solar wafer (5) weld respectively on the corresponding positive negative electrode pad of basement (1) through positive negative electrode solder strip.

2. The solar self-generating LED lamp according to claim 1, characterized in that: basement (1) material sets up to high printing opacity super white photovoltaic glass, paste LED lamp pearl (3) back in proper order on basement (1) and range upon range of leaded light layer (4), solar wafer (5), glued membrane (6) and encapsulate apron (7) back and connect energy storage conversion equipment through connecing lead wire (8), leaded light layer (4) is the transparent leaded light material of any one in PI or the PET two of double-sided tape transparent adhesive layer, glued membrane (6) set up to the EVA glued membrane of high light transmissivity, the encapsulation face of encapsulation apron (7) is provided with the transparent adhesive layer.

3. The solar self-generating LED lamp according to claim 1, characterized in that: the substrate (1), the light guide layer (4) and the packaging cover plate (7) are integrally arranged to be of a transparent structure.

4. The solar self-generating LED lamp according to claim 1, characterized in that: and a solar cell (5) area is arranged between every two rows of the LED lamp beads (3).

5. The solar self-generating LED lamp according to claim 1, characterized in that: the LED lamp beads (3) are adhered to the positions of the metal foils (2) in the LED circuit through the metal conductive adhesive.

6. The solar self-generating LED lamp according to claim 1, characterized in that: LED conducting wire (31) and solar cell conducting wire (52) set up the same face in basement (1), LED conducting wire (31) and solar cell conducting wire (52) set up positive negative terminal pad respectively in welding battery piece positive negative terminal solder strip department, LED conducting wire (31) and solar cell conducting wire (52) extend to the end glass edge, set up the wiring pad of connecting the positive negative terminal lead of outside LED and the wiring pad of the positive negative terminal lead of solar cell respectively.

7. The solar self-generating LED lamp according to claim 1, characterized in that: the solar cell pieces (5) are connected in series and parallel through positive and negative electrode welding strips, and the installation area of the solar cell pieces (5) on the substrate (1) is high in light transmission.

8. A manufacturing process of a solar self-generating LED lamp is characterized by comprising the following manufacturing steps:

(3) circuit manufacturing: 1. two horizontal line LED lamp pearl circuits are a check, and the row spacing of lamp pearl is 0.3mm than the total width of the panel row that single check holds, and the arrangement of lamp pearl avoids the equivalent arrangement of welding the area overlap department. Wherein the anode and cathode loops of the lamp bead are 1CM wider than the single-chip row; 2. the circuit connected with the photovoltaic cell is arranged on the outer ring of the LED circuit, the positive electrode and the negative electrode of the welding pad connected with the welding strip are determined according to the position of the welding strip, and a fault exists between the photovoltaic circuit and the LED circuit;