CN212377806U - LED lamp strip with light-transmitting cover - Google Patents
LED lamp strip with light-transmitting cover Download PDFInfo
- Publication number
- CN212377806U CN212377806U CN201921418528.5U CN201921418528U CN212377806U CN 212377806 U CN212377806 U CN 212377806U CN 201921418528 U CN201921418528 U CN 201921418528U CN 212377806 U CN212377806 U CN 212377806U
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- China
- Prior art keywords
- circuit board
- lamp
- light
- strip
- led
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000007639 printing Methods 0.000 claims abstract description 42
- 239000000853 adhesive Substances 0.000 claims abstract description 17
- 230000001070 adhesive effect Effects 0.000 claims abstract description 17
- 238000005520 cutting process Methods 0.000 claims abstract description 6
- 239000002184 metal Substances 0.000 claims description 18
- 229910052751 metal Inorganic materials 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 12
- 229910000679 solder Inorganic materials 0.000 claims description 10
- 239000010410 layer Substances 0.000 claims description 8
- 239000002390 adhesive tape Substances 0.000 claims description 6
- 230000000737 periodic effect Effects 0.000 claims description 6
- 238000010008 shearing Methods 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 5
- 239000012790 adhesive layer Substances 0.000 claims description 4
- 229920001187 thermosetting polymer Polymers 0.000 claims description 2
- 239000004831 Hot glue Substances 0.000 claims 1
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims 1
- 229920005372 Plexiglas® Polymers 0.000 claims 1
- 239000004033 plastic Substances 0.000 abstract description 10
- 229920003023 plastic Polymers 0.000 abstract description 10
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000000465 moulding Methods 0.000 abstract description 3
- 239000011347 resin Substances 0.000 abstract description 2
- 229920005989 resin Polymers 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 10
- 230000005540 biological transmission Effects 0.000 description 8
- 239000003292 glue Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000010073 coating (rubber) Methods 0.000 description 4
- 239000012528 membrane Substances 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 238000005476 soldering Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000003064 anti-oxidating effect Effects 0.000 description 2
- 239000011324 bead Substances 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 238000007650 screen-printing Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000004381 surface treatment Methods 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
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- Fastening Of Light Sources Or Lamp Holders (AREA)
- Led Device Packages (AREA)
Abstract
The utility model relates to a take LED lamp area of printing opacity cover, particularly, make a single face or two-sided circuit board, will include the components and parts subsides of LED lamp with SMT technology and weld the circuit board openly on, take the mode of plastic uptake or moulding plastics to make the printing opacity cover strip that contains a plurality of cups with the resin, apply the adhesive on the printing opacity cover, paste the disjunctor lamp area that contains many disjunctor and take, printing opacity cover strip and every list lamp area form heavily straight, all be covered with the cup on every LED, be cut into the list lamp area with the cutting machine branch, make the LED lamp area of banding printing opacity cover.
Description
Technical Field
The utility model relates to a circuit board field, concretely relates to take LED lamp area of printing opacity cover.
Background
At present, waterproof LED lamp belts in the industry are generally waterproof by adopting the following two modes, firstly, glue is dripped on a front surface covering film of a single LED lamp belt circuit board and welded components to form a thick glue layer which is much higher than the components, the glue consumption of the method is large, the lamp belt circuit board can be welded by reflow soldering only by using a high-temperature-resistant expensive PI covering film, the material cost is high, and the production efficiency of single operation is low.
The other method is to adopt a mode of rubber coating or casing tube to carry out water proofing on the single LED lamp strip, the method is also that the circuit board of the lamp strip can be welded by reflow soldering only by using high-temperature resistant expensive PI as a covering film, the material cost of the rubber coating or casing tube is high, and the production efficiency of single operation is very low.
In order to overcome above defect and not enough, the utility model discloses a carry out the printing opacity membrane plastic uptake to make or mould plastics and make with LED component assorted bonnet, the counterpoint is pasted on the makeup LED lamp area circuit board together, the bonnet corresponds the components and parts position cover on components and parts, then with the hot press pressfitting, make the bonnet membrane closely firmly paste on the circuit board, make the LED lamp area of taking the printing opacity cover, it is waterproof to replace the LED lamp area glue dripping in the trade now, LED lamp area rubber coating is waterproof, it is waterproof with LED lamp area cover pipe, the material cost is low, and it produces to be many lamp area makeup together, the production efficiency is high greatly.
SUMMERY OF THE UTILITY MODEL
The utility model relates to a take LED lamp area of printing opacity cover, particularly, make a single face or two-sided circuit board, will include the components and parts subsides of LED lamp with SMT technology and weld the circuit board openly on, take the mode of plastic uptake or moulding plastics to make the printing opacity cover strip that contains a plurality of cups with the resin, apply the adhesive on the printing opacity cover, paste the disjunctor lamp area that contains many disjunctor and take, printing opacity cover strip and every list lamp area form heavily straight, all be covered with the cup on every LED, be cut into the list lamp area with the cutting machine branch, make the LED lamp area of banding printing opacity cover.
According to the utility model also provides a take LED lamp area of printing opacity cover, include: a single-sided or double-sided lamp strip circuit board; an element layer including an LED soldered on the lamp strip circuit board; an adhesive layer; a light-transmitting cover layer with cups; a metal connection point; the LED lamp strip circuit board is characterized in that the lamp strip circuit board is designed into a plurality of periodic identical circuits, the plurality of periodic circuits are combined together to form a long lamp strip circuit board, components welded on each period of the lamp strip are identical, the lamp strip is a long lamp strip consisting of a plurality of periodic short lamp strips, a shearing position is arranged between each period and can be sheared at any shearing position for independent use, metal connecting points are arranged beside each shearing position and used for interconnection between the lamp strips or power supply connection of the lamp strip, the metal connecting points are arranged on the back surface of the circuit board and/or on front surface circuit metal of the circuit board, when the front surface circuit is provided with the metal connecting points, the metal connecting points are front surface metal connecting welding pads, solder masks are arranged on the edges of the welding pads, a plurality of independent light-transmitting covers are adhered on the lamp strip, and each light-transmitting cover is firmly adhered to the circuit board by an adhesive, the adhesive layer of the bonding printing opacity cover has avoided the LED light emitting area to paste on the circuit board in lamp area, perhaps whole printing opacity cover surface all has a layer adhesive, is the printing opacity cover that is bonded on the lamp area by the adhesive, make every LED all have a cup, every lamp area all is the solitary lamp area that many disjunctor lamp areas divide into, the printing opacity cover also is that disjunctor printing opacity cover and many disjunctor lamp areas divide into the solitary printing opacity cover that adheres on the lamp area together, on the lamp area towards vertical (long direction) both sides side, the circuit board side of every side and the side of each printing opacity cover are all on same cutter face.
According to the utility model discloses a preferred embodiment, a take LED lamp area of printing opacity cover, its characterized in that, the adhesive be thermosetting type adhesive, or hot melt type adhesive.
According to the utility model discloses a preferred embodiment, a take LED lamp area of printing opacity cover, its characterized in that, the printing opacity cover is the printing opacity cover of making with PET, or PVC, or PC, or PE, or PP, or PU or organic glass material.
According to the utility model discloses a preferred embodiment, a take LED lamp area of printing opacity cover, its characterized in that, the printing opacity cover be colorless complete transparent printing opacity material, or colored printing opacity material, or translucent vaporific material.
According to the utility model discloses a preferred embodiment, a take LED lamp area of printing opacity cover, its characterized in that can add the one deck double faced adhesive tape at the LED lamp area back to on two sides in LED lamp area, lamp area circuit board side, every printing opacity cover same side and double faced adhesive tape side all are on same cutting tool face.
The details of one or more embodiments of the invention are set forth in the accompanying drawings and the description below.
Drawings
The features, objects, and advantages of the present invention will become more apparent from the reading of the specification in conjunction with the following drawings, a brief description of which follows.
Fig. 1 is a schematic plan view of an LED strip circuit board.
Fig. 2 is a schematic plan view of an LED lamp on a circuit board of the LED lamp strip after the LED lamp is welded.
Fig. 3 is a schematic cross-sectional view of an LED lamp soldered on a circuit board of the LED lamp strip.
Fig. 4 is a schematic three-dimensional view of an LED lamp soldered on a circuit board of the LED lamp strip.
FIG. 5 is a schematic plan view of a light transmissive cover formed by suction molding using a light transmissive film, with an adhesive applied to the light transmissive cover, and then die cut into individual pieces containing a plurality of cups.
FIG. 6 is a schematic cross-sectional view of "FIG. 5".
FIG. 7 is a perspective view of "FIG. 5".
Fig. 8 is a schematic perspective view of alignment and attachment of a single light-transmitting film having a plurality of cups and a lamp strip circuit board on which elements are soldered.
Fig. 9 is a schematic perspective view of a single light-transmitting film having a plurality of cups and a lamp strip circuit board with elements soldered thereon aligned and bonded together.
Fig. 10 is a schematic cross-sectional view of a single light-transmitting film with multiple cups attached to a single-sided strip circuit board with soldered components.
Fig. 11 is a schematic cross-sectional view of a single light-transmitting film with multiple cups attached to a component-soldered double-sided tape circuit board.
Fig. 12 is a schematic cross-sectional view of a single light-transmitting film with multiple cups attached to a double-sided light strip circuit board with components soldered, at a metal connection point, with solder mask on a pad edge of a connection pad.
Fig. 13 is a schematic cross-sectional view of the LED strip after being cut into a single strip of the light transmissive cover at two cut-out locations.
Fig. 14 is a perspective view of a LED strip with a light transmissive cover that is cut into individual strips.
Detailed Description
The present invention will be described in detail below by taking preferred embodiments as examples.
It will be understood by those skilled in the art that the following descriptions are provided for purposes of illustration and description of certain preferred embodiments only and are not intended to limit the scope of the present invention.
The LED lamp strip circuit board 1 is manufactured by adopting a traditional circuit board manufacturing process, namely, a flexible copper clad plate is subjected to processes of silk-screen circuit anti-corrosion ink, baking and curing, etching, film stripping, silk-screen front ink solder mask 1.3, element bonding pad 1.1 and metal connecting point 1.2 exposure, baking, character printing, baking and curing, OSP anti-oxidation surface treatment and the like (as shown in figures 1 and 10), wherein the lamp strip circuit board 1 shown in figure 1 is a single-sided lamp strip circuit board 1a or a double-sided lamp strip circuit board 1 b.
Or drilling, copper deposition, copper plating, dry film pasting, scene exposure and display, etching, film stripping, silk-screen printing of front ink solder mask 1.3 to expose element bonding pads 1.1 and metal connection points 1.2, baking, silk-screen printing of back ink solder mask, baking, character baking, OSP anti-oxidation surface treatment and other processes are carried out on the double-sided flexible copper-clad plate to manufacture the LED lamp strip circuit board 1 (as shown in figures 1 and 11), wherein the lamp strip circuit board 1 shown in figure 1 is a single-sided lamp strip circuit board 1a or a double-sided lamp strip circuit board 1 b.
The method comprises the steps of printing solder paste on an element bonding pad 1.1 of a lamp strip circuit board 1 by using a steel mesh on a solder paste printing machine by adopting a traditional SMT (surface mount technology), correspondingly mounting LED lamp beads 2.1 and resistors 2.2 on the bonding pad 1.1 printed with the solder paste, welding EED lamp beads 2.1 and the resistors 2.2 on the lamp strip circuit board 1 through reflow soldering, and manufacturing a bare lamp strip welded with an LED lamp (as shown in figures 2, 3 and 4).
The light transmission film 3 is subjected to plastic suction forming processing on a plastic suction machine by using a plastic suction mould to manufacture a plurality of caps 3.1 with one convex surface and the other concave surface, then an adhesive 4 is printed on the light transmission film 3 with the caps 3.1 by using a manufactured steel mesh, then the adhesive 4 is applied on the light transmission film 3, and then the light transmission film 3 is cut into single light transmission films 3 containing a plurality of cups by using the mould (as shown in figures 5, 6 and 7).
On a bare lamp strip welded with an LED lamp 2.1 and a resistor 2.2, a cap 3.1 of a single light-transmitting film 3 is attached to a lamp strip circuit board 1 in an alignment way corresponding to the LED lamp 2.1 (as shown in figures 8, 9, 10 and 11), wherein figure 10 is a schematic cross-sectional view of a single light-transmitting film containing a plurality of cups and a single-sided lamp strip circuit board welded with elements, figure 11 is a schematic cross-sectional view of a single light-transmitting film containing a plurality of cups and a double-sided lamp strip circuit board welded with elements, a manufactured template cover with a plurality of holes is used, on the connected lamp strip which is already attached with the light-transmitting cover, the light-transmitting cover enters into a template hole, then a flat press is used for pressing the plate, the pressure avoids the cups to press the templates, and then is transmitted to a combination area of the light-transmitting cover, the circuit board 1 and the circuit board and the glue, so that an adhesive 4 firmly adheres to the circuit board 1 and the light-transmitting cover 3.1, forming a plurality of connected LED strips with light-transmitting covers, wherein at the position of a metal connecting point 1.2, solder resists 1.3 are arranged at the edge of a bonding pad connected with a bonding pad (as shown in fig. 12), then cutting the plurality of connected LED strips with light-transmitting covers into single strips, thus manufacturing the single LED strips with light-transmitting covers (as shown in fig. 13 and fig. 14), and on the two side surfaces of the strips facing to the longitudinal direction (the long direction), namely the side surfaces 1.4a and 1.4b, the side surface of the strip circuit board 1 of each side surface and the side surface of the light-transmitting film 3 are on the same cutting surface (as shown in fig. 14).
Or the double-faced adhesive tape can be adhered to the back surfaces of a plurality of connected LED lamp belts with the light transmission covers and then cut into single strips to manufacture the single-strip LED lamp belt with the light transmission covers, wherein the same side surface of each light transmission cover and the side surface of the double-faced adhesive tape are on the same cutter surface on the two side surfaces of the LED lamp belt and the side surfaces of the lamp belt circuit board.
The utility model discloses a carry out the printing opacity membrane plastic uptake and make the component position assorted single cap with many LED lamp areas of makeup together, the counterpoint is pasted the makeup and is pasted on LED lamp area circuit board together, the cap corresponds the components and parts position cover on components and parts, then with the hot press pressfitting, make the cap membrane closely firmly paste on the circuit board, make the LED lamp area of taking the printing opacity cover, it is waterproof to replace LED lamp area glue dripping in the trade now, LED lamp area rubber coating is waterproof, it is waterproof with LED lamp area sleeve pipe, the material cost is low, and it produces to be many lamp area makeup together, the production efficiency is high greatly.
The present invention has been described in detail with reference to the accompanying drawings. It will be understood by those skilled in the art, however, that the foregoing is illustrative and descriptive of some specific embodiments only, and not limiting as to the scope of the invention, and particularly the scope of the claims.
Claims (5)
1. A LED strip with a light transmissive cover, comprising:
a single-sided or double-sided lamp strip circuit board;
an element layer including an LED soldered on the lamp strip circuit board;
an adhesive layer;
a light-transmitting cover layer with cups;
a metal connection point;
the LED lamp strip circuit board is characterized in that the lamp strip circuit board is designed into a plurality of periodic identical circuits, the plurality of periodic circuits are combined together to form a long lamp strip circuit board, components welded on each period of the lamp strip are identical, the lamp strip is a long lamp strip consisting of a plurality of periodic short lamp strips, a shearing position is arranged between each period and can be sheared at any shearing position for independent use, metal connecting points are arranged beside each shearing position and used for interconnection between the lamp strips or power supply connection of the lamp strip, the metal connecting points are arranged on the back surface of the circuit board and/or on front surface circuit metal of the circuit board, when the front surface circuit is provided with the metal connecting points, the metal connecting points are front surface metal connecting welding pads, solder masks are arranged on the edges of the welding pads, a plurality of independent light-transmitting covers are adhered on the lamp strip, and each light-transmitting cover is firmly adhered to the circuit board by an adhesive, the adhesive layer of the bonding printing opacity cover has avoided the LED light emitting area to paste on the circuit board in lamp area, perhaps whole printing opacity cover surface all has a layer adhesive, is the printing opacity cover on the lamp area of bonding by the adhesive, make every LED all have a cup, every lamp area all is the solitary lamp area that many disjunctor lamp areas divide into, the printing opacity cover also divides into the solitary printing opacity cover that sticks on the lamp area with many disjunctor lamp areas together when dividing into solitary lamp area, on lamp area vertical both sides side, the circuit board side of every side and the side of each printing opacity cover all are on same tool face.
2. A LED strip with a light transmissive cover as claimed in claim 1, wherein the adhesive is a thermosetting adhesive or a hot-melt adhesive.
3. A LED strip with a light-transmitting cover according to claim 1, characterized in that the light-transmitting cover is made of PET, or PVC, or PC, or PE, or PP, or PU or plexiglass material.
4. A LED strip with a light-transmitting cover as claimed in claim 3, wherein the light-transmitting cover is a colorless and completely transparent light-transmitting material, or a colored light-transmitting material, or a translucent and foggy material.
5. A LED strip with light-transmitting covers as claimed in claim 1, wherein a layer of double-sided adhesive tape is applied to the back of the LED strip, and on both sides of the LED strip, the same side of the strip circuit board, the same side of each light-transmitting cover and the double-sided adhesive tape are on the same cutting surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921418528.5U CN212377806U (en) | 2019-08-24 | 2019-08-24 | LED lamp strip with light-transmitting cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921418528.5U CN212377806U (en) | 2019-08-24 | 2019-08-24 | LED lamp strip with light-transmitting cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212377806U true CN212377806U (en) | 2021-01-19 |
Family
ID=74156546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921418528.5U Expired - Fee Related CN212377806U (en) | 2019-08-24 | 2019-08-24 | LED lamp strip with light-transmitting cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212377806U (en) |
-
2019
- 2019-08-24 CN CN201921418528.5U patent/CN212377806U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210119 |