CN214405656U - Dustproof LED circuit board - Google Patents
Dustproof LED circuit board Download PDFInfo
- Publication number
- CN214405656U CN214405656U CN202120433660.4U CN202120433660U CN214405656U CN 214405656 U CN214405656 U CN 214405656U CN 202120433660 U CN202120433660 U CN 202120433660U CN 214405656 U CN214405656 U CN 214405656U
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- circuit board
- narrow
- led circuit
- ring
- dustproof
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Abstract
The utility model discloses a dust type LED circuit board, include: a base plate provided with a plurality of through holes, the through holes including a wide portion and a narrow portion, the wide portion having an inner diameter larger than that of the narrow portion; the dustproof ring comprises a ring body and a plurality of fixing bodies, wherein the fixing bodies are arranged below the ring body, the ring body and the fixing bodies are integrally formed, each fixing body comprises a limiting portion and a connecting portion, the connecting portions are located in the narrow portions, and the limiting portions are located in the wide portions. Connecting portion are connected with the circle body, have injectd the big or small relation of wide portion, narrow portion, connecting portion and spacing portion, under the combined action of spacing portion and circle body, the fixed body is effectively fixed in the through-hole to make the circle body fix on the base plate, thereby effectively prevent that the dust ring from droing, the joint strength of fixed body and circle body can further be guaranteed to a plurality of fixed bodies, can prevent to be located the LED lamp pearl in the dust ring and covered by the dust, guarantees luminance.
Description
Technical Field
The utility model relates to a circuit board technical field, in particular to dust type LED circuit board.
Background
The LED is a common light-emitting device, emits light by energy released by recombination of electrons and holes, and is widely applied to the field of illumination. The LED lamp has the advantages of high brightness, low energy consumption, environmental protection, low working voltage, low power consumption, long service life and the like, and is widely applied.
At present, the LED circuit board does not have a dustproof structure, and LED lamp beads on the LED circuit board are easy to cover dust, so that the brightness of the LED lamp is reduced, and the use is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide a dust type LED circuit board, can effectively prevent dust, guarantee luminance.
The utility model provides a solution of its technical problem is:
a dust-protection type LED wiring board includes: a base plate provided with a plurality of through holes, the through holes including a wide portion and a narrow portion, the wide portion communicating with the narrow portion, the wide portion being located below the narrow portion, the wide portion having an inner diameter larger than that of the narrow portion; the dustproof ring comprises a ring body and a plurality of fixing bodies, wherein the fixing bodies are arranged below the ring body, the ring body and the fixing bodies are integrally formed, the ring body is arranged above the base plate and comprises a limiting portion and a connecting portion, the limiting portion is arranged below the connecting portion, the outer diameter of the connecting portion is smaller than the inner diameter of the narrow portion, the outer diameter of the limiting portion is larger than the inner diameter of the narrow portion, the connecting portion is located in the narrow portion, the limiting portion is located in the wide portion, and the dustproof ring is used for sealing the LED lamp beads.
According to some embodiments of the present invention, the through-hole further includes a transition portion, the transition portion communicates with the narrow portion, the transition portion is located above the narrow portion, an inner diameter of the transition portion is greater than an inner diameter of the narrow portion, the fixing body further includes a reinforcing portion, the reinforcing portion is located above the connecting portion, an outer diameter of the reinforcing portion is greater than an outer diameter of the connecting portion, and the reinforcing portion is located in the transition portion.
According to some embodiments of the invention, the limiting portion is attached to the wide portion, the connecting portion is attached to the narrow portion, and the reinforcing portion is attached to the transition portion.
According to some embodiments of the utility model, still include the wire layer, the wire layer sets up on the base plate, the wire layer be used for with LED lamp pearl electric connection.
According to some embodiments of the invention, the cover film is disposed on the conductor layer.
According to some embodiments of the utility model, the cover membrane is provided with the locating hole, the fixed body passes the locating hole.
According to some embodiments of the utility model, the wire layer is provided with the lamp source pad, cover the membrane and be provided with and connect the electric hole, the lamp source pad is located in the circle body, the lamp source pad is used for connecting LED lamp pearl.
According to some embodiments of the utility model, the wire layer is provided with the electrode pad, the cover membrane is provided with the electrode hole, the electrode pad is located in the electrode hole, the electrode pad is located outside the ring body, the electrode pad is used for connecting the power.
According to some embodiments of the invention, the dust ring is made of rubber.
According to some embodiments of the invention, the outer diameter of the ring body is larger than the outer diameter of the connecting portion.
The scheme at least has the following beneficial effects: the LED lamp beads are arranged on the substrate, and the substrate supplies power to the LED lamp beads; the integrally formed dustproof ring is produced by utilizing the die, so that the production efficiency is high; connecting portion are connected with the circle body, have injectd the big or small relation of wide portion, narrow portion, connecting portion and spacing portion, under the combined action of spacing portion and circle body, the fixed body is effectively fixed in the through-hole to make the circle body fix on the base plate, thereby effectively prevent that the dust ring from droing, the joint strength of fixed body and circle body can further be guaranteed to a plurality of fixed bodies, can prevent to be located the LED lamp pearl in the dust ring and covered by the dust, guarantees luminance.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The utility model is further explained with the attached drawings and the embodiments;
fig. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is an exploded view of an embodiment of the present invention;
fig. 3 is a schematic cross-sectional view of an embodiment of the present invention;
fig. 4 is an exploded view of another embodiment of the present invention;
fig. 5 is a partially enlarged view of a position a in fig. 3.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood 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 invention, unless there is an explicit limitation, the words such as setting, installation, electric connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
Referring to fig. 1 to 3, an embodiment of the present invention provides a dustproof LED circuit board, including:
a substrate 100, the substrate 100 being provided with a plurality of through holes 110, the through holes 110 including a wide portion 111 and a narrow portion 112, the wide portion 111 communicating with the narrow portion 112, the wide portion 111 being located below the narrow portion 112, an inner diameter of the wide portion 111 being greater than an inner diameter of the narrow portion 112;
the dust ring 200 comprises a ring body 210 and a plurality of fixing bodies 220, wherein the fixing bodies 220 are arranged below the ring body 210, the ring body 210 and the fixing bodies 220 are integrally formed, the ring body 210 is arranged above the substrate 100, each fixing body 220 comprises a limiting portion 221 and a connecting portion 222, the limiting portion 221 is arranged below the connecting portion 222, the outer diameter of the connecting portion 222 is smaller than the inner diameter of the narrow portion 112, the outer diameter of the limiting portion 221 is larger than the inner diameter of the narrow portion 112, the connecting portion 222 is located in the narrow portion 112, the limiting portion 221 is located in the wide portion 111, and the dust ring 200 is used for sealing the LED lamp beads 300.
In this embodiment, the LED lamp bead 300 is disposed on the substrate 100, and the substrate 100 supplies power to the LED lamp bead 300; the integrally formed dustproof ring 200 is produced by using a die, so that the production efficiency is high; connecting portion 222 is connected with circle body 210, wide portion 111 has been injectd, narrow portion 112, the big or small relation of connecting portion 222 and spacing portion 221, under spacing portion 221 and circle body 210's combined action, fixing body 220 is effectively fixed in through-hole 110, so that circle body 210 fixes on base plate 100, thereby effectively prevent dust ring 200 and drop, fixing body 220 and circle body 210's joint strength can further be guaranteed to a plurality of fixing bodies 220, the dust-proof LED circuit board is in the use, the dust-proof LED circuit board is installed in the lamp body, dust ring 200 and the sealed laminating of lamp body, can prevent to be located that LED lamp pearl 300 in dust ring 200 is covered by the dust, guarantee luminance.
Referring to fig. 4, the explosion diagram of another embodiment of the present invention is that the dustproof LED circuit board of this embodiment is another product structure, and has the beneficial effects brought by the dustproof LED circuit board of the above embodiment.
Referring to fig. 2 and 3, in some embodiments of the present invention, the through hole 110 further includes a transition portion 113, the transition portion 113 is communicated with the narrow portion 112, the transition portion 113 is located above the narrow portion 112, an inner diameter of the transition portion 113 is greater than an inner diameter of the narrow portion 112, the fixing body 220 further includes a reinforcing portion 223, the reinforcing portion 223 is located above the connecting portion 222, an outer diameter of the reinforcing portion 223 is greater than an outer diameter of the connecting portion 222, and the reinforcing portion 223 is located in the transition portion 113.
In this embodiment, the reinforcing portion 223 and the limiting portion 221 are respectively located on two sides of the connecting portion 222, the outer diameters of the reinforcing portion 223 and the limiting portion 221 are both larger than the outer diameter of the connecting portion 222, the reinforcing portion 223 can increase the contact area of the connection portion of the fixing body 220 and the ring body 210, the connection strength is increased, and the dust ring 200 is effectively prevented from falling off.
Referring to fig. 3, in some embodiments of the present invention, the limiting portion 221 is attached to the wide portion 111, the connecting portion 222 is attached to the narrow portion 112, and the reinforcing portion 223 is attached to the transition portion 113.
In this embodiment, the through hole 110 sequentially includes a wide portion 111, a narrow portion 112 and a transition portion 113 from bottom to top, the fixing portion sequentially includes a limiting portion 221, a connecting portion 222 and a reinforcing portion 223 from bottom to top, and after the fixing body 220 is attached to the through hole 110, the connecting strength of the fixing body 220 can be increased, and the dust ring 200 can be effectively prevented from falling off.
Referring to fig. 3, some embodiments of the present invention further include a wire layer 400, the wire layer 400 is disposed on the substrate 100, and the wire layer 400 is used for electrically connecting with the LED lamp bead 300.
In this embodiment, wire layer 400 supplies power for LED lamp pearl 300, and wire layer 400's circuit structure is simple, can reduce the volume of dust-protection type LED circuit board.
Referring to fig. 3, some embodiments of the present invention further include a cover film 500, the cover film 500 being disposed on the wire layer 400.
In this embodiment, the cover film 500 can protect the circuit of the wiring layer 400, prevent the circuit from being corroded, and prolong the service life.
Referring to fig. 3, in some embodiments of the present invention, the cover film 500 is provided with a positioning hole 510, and the fixing body 220 passes through the positioning hole 510.
In this embodiment, the positioning holes 510 are used for positioning, which can increase the production efficiency and ensure the product quality.
Referring to fig. 3 and 5, in some embodiments of the present invention, the wire layer 400 is provided with the light source bonding pad 410, the cover film 500 is provided with the electrical connection hole 520, the light source bonding pad 410 is located in the ring body 210, and the light source bonding pad 410 is used for connecting the LED lamp bead 300.
In this embodiment, the lamp source bonding pad 410 can ensure the effectiveness of the connection between the LED lamp bead 300 and the lead layer 400; the electric connection hole 520 is used for positioning, so that the production efficiency can be increased, and the product quality can be ensured.
Referring to fig. 3, in some embodiments of the present invention, the wire layer 400 is provided with an electrode pad 420, the cover film 500 is provided with an electrode hole 530, the electrode pad 420 is located in the electrode hole 530, the electrode pad 420 is located outside the ring body 210, and the electrode pad 420 is used for connecting a power supply.
In this embodiment, the electrode pad 420 can ensure the effectiveness of the connection of the power supply to the wire layer 400; the electrode holes 530 are used for positioning, so that the production efficiency can be increased, and the product quality can be ensured.
Preferably, in some embodiments of the present invention, the dust ring 200 is made of rubber.
In this embodiment, the rubber is corrosion resistant and has good sealing performance, and the dust-proof effect of the dust ring 200 can be ensured.
Referring to fig. 2 and 3, in some embodiments of the present invention, the outer diameter of the ring body 210 is greater than the outer diameter of the connecting portion.
In this embodiment, the relationship between the outer diameter of the ring body 210 and the outer diameter of the connecting portion is defined, so that the connection strength between the ring body 210 and the fixing body 220 can be ensured, and the dust ring 200 can be effectively prevented from falling off.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the knowledge range of those skilled in the art.
Claims (10)
1. The utility model provides a dust-protection type LED circuit board which characterized in that includes:
a base plate provided with a plurality of through holes, the through holes including a wide portion and a narrow portion, the wide portion communicating with the narrow portion, the wide portion being located below the narrow portion, the wide portion having an inner diameter larger than that of the narrow portion;
the dustproof ring comprises a ring body and a plurality of fixing bodies, wherein the fixing bodies are arranged below the ring body, the ring body and the fixing bodies are integrally formed, the ring body is arranged above the base plate and comprises a limiting portion and a connecting portion, the limiting portion is arranged below the connecting portion, the outer diameter of the connecting portion is smaller than the inner diameter of the narrow portion, the outer diameter of the limiting portion is larger than the inner diameter of the narrow portion, the connecting portion is located in the narrow portion, the limiting portion is located in the wide portion, and the dustproof ring is used for sealing the LED lamp beads.
2. The dustproof LED circuit board of claim 1, wherein the through hole further comprises a transition portion, the transition portion is in communication with the narrow portion, the transition portion is located above the narrow portion, the inner diameter of the transition portion is larger than the inner diameter of the narrow portion, the fixing body further comprises a reinforcing portion, the reinforcing portion is located above the connecting portion, the outer diameter of the reinforcing portion is larger than the outer diameter of the connecting portion, and the reinforcing portion is located in the transition portion.
3. The dustproof LED circuit board of claim 2, wherein the position-limiting portion is attached to the wide portion, the connecting portion is attached to the narrow portion, and the reinforcing portion is attached to the transition portion.
4. The dustproof LED circuit board of claim 1, further comprising a wire layer, wherein the wire layer is disposed on the substrate, and the wire layer is used for electrically connecting with the LED lamp beads.
5. The dustproof LED circuit board of claim 4, further comprising a cover film, wherein the cover film is disposed on the wire layer.
6. The dustproof LED circuit board of claim 5, wherein the cover film is provided with positioning holes, and the fixing bodies pass through the positioning holes.
7. The dustproof LED circuit board of claim 6, wherein the wire layer is provided with a light source pad, the cover film is provided with a power connection hole, the light source pad is located in the ring body, and the light source pad is used for connecting the LED lamp bead.
8. The dustproof LED circuit board of claim 7, wherein the wire layer is provided with electrode pads, the cover film is provided with electrode holes, the electrode pads are located in the electrode holes, the electrode pads are located outside the ring body, and the electrode pads are used for connecting a power supply.
9. The dustproof LED circuit board of claim 1, wherein the dust ring is made of rubber.
10. The dustproof LED circuit board of claim 1, wherein an outer diameter of the ring body is larger than an outer diameter of the connecting portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120433660.4U CN214405656U (en) | 2021-02-26 | 2021-02-26 | Dustproof LED circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120433660.4U CN214405656U (en) | 2021-02-26 | 2021-02-26 | Dustproof LED circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214405656U true CN214405656U (en) | 2021-10-15 |
Family
ID=78026991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120433660.4U Active CN214405656U (en) | 2021-02-26 | 2021-02-26 | Dustproof LED circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214405656U (en) |
-
2021
- 2021-02-26 CN CN202120433660.4U patent/CN214405656U/en active Active
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