CN112634782A - Sign light-emitting structure - Google Patents
Sign light-emitting structure Download PDFInfo
- Publication number
- CN112634782A CN112634782A CN202011431277.1A CN202011431277A CN112634782A CN 112634782 A CN112634782 A CN 112634782A CN 202011431277 A CN202011431277 A CN 202011431277A CN 112634782 A CN112634782 A CN 112634782A
- Authority
- CN
- China
- Prior art keywords
- light source
- housing
- logo pattern
- circuit board
- printed circuit
- 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.)
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Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F13/00—Illuminated signs; Luminous advertising
- G09F13/04—Signs, boards or panels, illuminated from behind the insignia
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F13/00—Illuminated signs; Luminous advertising
- G09F13/04—Signs, boards or panels, illuminated from behind the insignia
- G09F13/06—Signs, boards or panels, illuminated from behind the insignia using individual cut-out symbols or cut-out silhouettes, e.g. perforated signs
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F13/00—Illuminated signs; Luminous advertising
- G09F13/04—Signs, boards or panels, illuminated from behind the insignia
- G09F13/08—Signs, boards or panels, illuminated from behind the insignia using both translucent and non-translucent layers
- G09F13/10—Signs, boards or panels, illuminated from behind the insignia using both translucent and non-translucent layers using transparencies
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F13/00—Illuminated signs; Luminous advertising
- G09F13/04—Signs, boards or panels, illuminated from behind the insignia
- G09F13/12—Signs, boards or panels, illuminated from behind the insignia using a transparent mirror or other light reflecting surface transparent to transmitted light whereby a sign, symbol, picture or other is visible only when illuminated
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
Abstract
The invention discloses a luminous structure of a label, which mainly comprises: the COB light source comprises an outer cover, a printed circuit board assembly and a shell, wherein the outer cover comprises a logo pattern region and a non-logo pattern region, the logo pattern region is made of transparent materials, the shell is fixedly connected with the outer cover, the printed circuit board assembly is arranged between the outer cover and the shell, the printed circuit board assembly comprises a light source region and a non-light source region, a COB light source is arranged in the light source region, the shape of the COB light source is the same as that of the logo pattern region, the COB light source comprises a light source chip and a metal substrate, and the light source chip is fixed on the metal. Be equipped with the COB light source the same with the regional shape of logo pattern on the printed circuit board subassembly, show the sign with the mode of light through the logo pattern region on the dustcoat to be convenient for observe night, simultaneously, utilize the COB light source to penetrate directly, or with COB light source and inner lens structure light-emitting, make its optical utilization higher, do not need heat radiation structure, make whole product lighter, thinner, the easy to assemble use.
Description
Technical Field
The invention relates to the technical field of signs, in particular to a light-emitting structure of a sign.
Background
Signage is an important indicator for businesses and products. For example, a sign is provided on an automobile or the like to display the brand of the automobile.
However, the existing signs are generally incapable of emitting light, displaying at night, and meeting the needs of people.
To this end, a sign capable of emitting light has been invented. As shown in fig. 1-3, the prior art illuminated sign includes an outer cover 1, an inner lens 2, a Printed Circuit Board Assembly (PCBA)3, a housing 4, and a heat sink 5. Wherein, the housing 1 is provided with a logo area 6, for example, a logo "BYD". A plurality of LEDs 7 are provided on the printed circuit board assembly 3. Typically, the plurality of LEDs 7 will be interspersed throughout the printed circuit board assembly 3. Wherein, the plurality of LEDs 7 emit light and then are diffused by the inner lens 2, and then the light effect is displayed by the outer cover 1.
However, the conventional luminescent sign employs LED light sources, and the number of LED light sources is large, and the LED light sources are distributed over the printed circuit board assembly. This makes the circuit design relatively complex on the one hand and relatively costly on the other hand. Meanwhile, the LED light source generates heat more severely, and therefore, a heat sink needs to be equipped. This results in a luminous sign which is relatively thick and heavy and is not easy to mount.
In view of the above technical drawbacks of the prior art, there is a need to develop a new type of luminous sign.
Disclosure of Invention
Objects of the invention
In order to overcome at least one defect in the prior art, the invention provides a sign light-emitting structure which is lower in cost and more convenient to install, and simultaneously realizes the flowing and flickering dynamic effect of the sign, and the invention discloses the following technical scheme.
(II) technical scheme
As a first aspect of the present invention, there is disclosed a sign light emitting structure comprising:
the outer cover comprises a logo pattern area and a non-logo pattern area, and the logo pattern area is made of transparent materials;
the printed circuit board assembly comprises a light source area and a non-light source area, wherein a COB light source is arranged in the light source area, and the shape of the COB light source is the same as that of the logo pattern area;
the COB light source comprises a light source chip and a metal substrate, and the light source chip is fixed on the metal substrate;
the casing, the casing with dustcoat fixed connection, printed circuit board assembly set up in the dustcoat with between the casing.
In one possible embodiment, the sign light emitting structure further comprises an inner lens disposed between the housing and the printed circuit board assembly.
In a possible embodiment, the inner lens is provided as an inner lens that spreads the light uniformly.
In one possible embodiment, the non-logo pattern region is made of an opaque material.
In one possible embodiment, the outer surface of the non-logo pattern region is plated with a metal layer or an alloy layer, or a translucent resin material.
In one possible embodiment, the cover is welded to the housing by hot plate or ultrasonic welding.
In one possible embodiment, the cover is bonded to the housing by hot melt adhesive.
In a possible embodiment, the COB light source further includes a sealant and a glass plate, and the glass plate covers the surface of the light source chip through the sealant.
In one possible embodiment, the sealant is silicone.
(III) advantageous effects
The invention discloses a sign light-emitting structure, which has the following beneficial effects:
the COB light source is adopted to replace the LED light source, so that the number of the light sources is reduced, and the circuit design is simplified; meanwhile, the COB light source is made into the shape the same as the logo pattern area, so that the number of COB chip devices is further reduced, and the cost is reduced; the COB light source is used for directly irradiating or emitting light from the COB light source and the inner lens structure, so that the optical utilization rate is higher, a heat dissipation structure is not needed, the whole product is lighter and thinner, and the installation and the use are convenient; the multi-chip COB light source can independently control the multiple chips, so that the flowing and flickering effects of the signboard lamp can be realized; the metal substrate is adopted for the COB light source, so that the deformation or color change problem cannot occur.
Drawings
The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining and illustrating the present invention and should not be construed as limiting the scope of the present invention.
Fig. 1 is a schematic view of a conventional luminescent sign.
Fig. 2 is a schematic view of a housing of a prior art illuminated sign.
Fig. 3 is a schematic diagram of a printed circuit board assembly of a conventional illuminated sign.
Fig. 4 is a schematic view of the structure of the light emitting structure of the sign of the present invention.
Fig. 5 is a schematic view of the housing of the light emitting structure of the signage of the present invention.
Fig. 6 is a schematic diagram of a printed circuit board assembly of a signage light emitting structure of the present invention.
Fig. 7 is a text-indicating view of the light-emitting structure of the sign of the present invention.
Fig. 8 is a schematic view of the inner lens of the light emitting structure of the signage of the present invention.
Fig. 9 is a schematic view of a COB light source of the light emitting structure of the sign of the present invention.
Reference numerals: 100. a housing; 110. a logo pattern area; 120. a non-logo pattern area; 200. a printed circuit board assembly; 210. a COB light source; 211. a metal substrate; 212. sealing glue; 213. a glass plate; 300. a housing; 400. an inner lens.
Detailed Description
In order to make the implementation objects, technical solutions and advantages of the present invention clearer, the technical solutions in the embodiments of the present invention will be described in more detail below with reference to the accompanying drawings in the embodiments of the present invention.
It should be noted that: in the drawings, the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described are some embodiments of the present invention, not all embodiments, and features in embodiments and embodiments in the present application may be combined with each other without conflict. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be taken as limiting the scope of the present invention.
A first embodiment of a light emitting structure for a sign according to the present disclosure is described in detail with reference to fig. 4 to 9. This embodiment is mainly applied to car sign, is equipped with the COB light source the same with the regional shape of logo pattern on printed circuit board subassembly, demonstrates the sign with the mode of light through the logo pattern region on the dustcoat to be convenient for observe night.
As shown in fig. 4 to 6, the present embodiment mainly includes an outer cover 100 and a housing 300, wherein the outer cover 100 includes a logo pattern area 110 and a non-logo pattern area 120, the logo pattern area 110 is used for displaying a logo of an enterprise or a product, for example, a popular logo as shown in fig. 5, and the logo pattern area 110 is made of a transparent or translucent material, so that light emitted from a light source can be transmitted therethrough, and a brand of the enterprise or the product can be displayed in a lighting manner, thereby facilitating night observation.
A printed circuit board assembly 200 is further disposed between the housing 300 and the external device, wherein the printed circuit board assembly 200 includes a light source region and a non-light source region, the light source region is used for emitting light, a COB light source 210 is disposed in the light source region, and the shape of the COB light source 210 is the same as that of the logo pattern region 110, for example, as shown in fig. 5, the logo pattern region 110 is a popular logo, and thus, the shape of the COB light source 210 is also a popular logo, and the housing 300 is fixedly connected to the housing 100.
The COB light source 210 includes a light source chip and a metal substrate 211, and the light source chip is fixed on the metal substrate without deformation or discoloration.
Further, because the COB light source 210 having the same shape as the logo pattern area 110 is used for direct projection, the optical utilization rate is higher, a heat dissipation structure is not required, and the whole product is lighter and thinner and is convenient to install and use. Moreover, after the COB light source 210 is adopted, the number of light sources is less than that of LEDs, and the circuit design is simplified. The reduction in the number of parts is less costly than the LED solution.
Further, light-transmitting films of different colors may be attached to the logo pattern area 110, so that the label emits colored light.
In one embodiment, as shown in fig. 7, if the logo pattern area of the placard is MACAN alphabet type, the COB light sources are also installed in MACAN alphabet type, and a controller is provided in the placard, each COB light source is connected to the controller, and each COB light source is individually controlled by the controller, so that the flowing and flickering effects of the placard light are realized.
Further, the controller also comprises a PLC, and a series of effects such as flowing or flickering of the signboard lamp can be realized by programming different programs.
In one embodiment, the COB light source is connected with the driving chip, and the method for controlling the flickering of the label comprises the following steps: pre-storing a plurality of display modes; setting a display sequence for the driving chip; and combining the display sequence to sequentially display each COB light source according to the corresponding display mode. Therefore, the display sequence is combined through each COB light source, and the flashing is performed according to the display mode in sequence, so that the effect of flowing water flashing, moving flashing or random flashing of the label is realized.
As shown in fig. 8, in one embodiment, the placard lighting structure further includes an inner lens 400, the inner lens 400 being disposed between the housing 100 and the printed circuit board assembly 200, the inner lens 400 serving to scatter light.
In one embodiment, the inner lens 400 is provided as the inner lens 400 that uniformly diffuses light, and the inner lens 400 may widen the range of the COB light source 210, resulting in lower cost.
In one embodiment, the non-logo region 120 is made of opaque material, so that light emitted from the light source can only penetrate out of the logo region 110, thereby displaying the formation of the logo.
In one embodiment, the outer surface of the non-logo pattern region 120 is plated with a metal layer or an alloy layer, or a translucent resin material, so that when the light source does not emit light, the inner parts cannot be seen through the logo pattern region 110, thereby improving the aesthetic property thereof.
In one embodiment, the housing 100 is hot plate or ultrasonically welded to the shell 300.
In one embodiment, the housing 100 is bonded to the case 300 by a hot melt adhesive.
Further, the cover 100 and the case 300 are fixedly coupled by hot plate or ultrasonic welding, or the cover 100 and the case 300 are fixedly coupled by hot melt adhesive, thereby making the coupling between the cover 100 and the case 300 more secure.
As shown in fig. 9, in one embodiment, the COB light source 210 further includes a sealant 212 and a glass plate 213, and the glass plate 213 is covered on the surface of the light source chip by the sealant 212.
In one embodiment, the sealant 212 is a silicone gel.
Further, a light source chip of the COB light source 210 is fixed on the metal substrate 211, a glass plate covers the light source chip, a sealant surrounds the light source chip, and the glass plate is fixed on the surface of the light source chip through the sealant.
Further, a solder paste mounting portion is provided on the metal substrate 211, and the light source chip is fixed on the metal substrate through the solder paste mounting portion.
The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (9)
1. A sign light emitting structure, comprising:
the housing (100), the housing (100) includes a logo pattern area (110) and a non-logo pattern area (120), the logo pattern area (110) is made of transparent material;
a printed circuit board assembly (200), the printed circuit board assembly (200) including a light source region and a non-light source region, a COB light source (210) being disposed in the light source region, a shape of the COB light source (210) being the same as a shape of the logo pattern region (110);
the COB light source (210) comprises a light source chip and a metal substrate, wherein the light source chip is fixed on the metal substrate;
a housing (300), the housing (300) and the housing (100) are fixedly connected, and the printed circuit board assembly (200) is arranged between the housing (100) and the housing (300).
2. A signage lighting structure according to claim 1 characterized in that said signage lighting structure further comprises an inner lens (400), said inner lens (400) being disposed between said housing (100) and said printed circuit board assembly (200).
3. The signage lighting structure of claim 2 wherein said inner lens is configured as an inner lens that spreads light uniformly.
4. A plate lighting structure according to any of claims 1-3, wherein said non-logo patterned areas (120) are made of an opaque material.
5. The signage lighting structure of claim 4, wherein the outer surface of the non-logo patterned area (120) is plated with a metal layer or an alloy layer, or a translucent resin material.
6. The signage lighting structure of claim 5, wherein the housing (100) is hot or ultrasonic welded to the housing (300).
7. The signage lighting structure of claim 5, wherein said outer cover (100) is bonded to said housing (300) by hot melt adhesive.
8. The signage lighting structure of claim 1, wherein the COB light source (210) further comprises a sealant and a glass plate, the glass plate being covered on the light source chip surface by the sealant.
9. The signage lighting structure of claim 8 wherein said sealant is silicone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011431277.1A CN112634782A (en) | 2020-12-09 | 2020-12-09 | Sign light-emitting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011431277.1A CN112634782A (en) | 2020-12-09 | 2020-12-09 | Sign light-emitting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112634782A true CN112634782A (en) | 2021-04-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011431277.1A Pending CN112634782A (en) | 2020-12-09 | 2020-12-09 | Sign light-emitting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112634782A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023221349A1 (en) * | 2022-05-16 | 2023-11-23 | 长春希达电子技术有限公司 | Special-shaped light-emitting component, and suitcase, backpack and special-shaped light-emitting device comprising said component |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2563593Y (en) * | 2002-08-28 | 2003-07-30 | 志合电脑股份有限公司 | Uniform luminous structure for small electronic device |
| CN109058930A (en) * | 2018-08-01 | 2018-12-21 | 常州星宇车灯股份有限公司 | A kind of Automobile beacon light of straight-down negative uniformly light-emitting |
| CN110410750A (en) * | 2019-07-04 | 2019-11-05 | 大茂伟瑞柯车灯有限公司 | A kind of novel and uniformly light-emitting logo lamp |
| CN211493837U (en) * | 2019-11-22 | 2020-09-15 | 常州星宇车灯股份有限公司 | Car logo lamp |
-
2020
- 2020-12-09 CN CN202011431277.1A patent/CN112634782A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2563593Y (en) * | 2002-08-28 | 2003-07-30 | 志合电脑股份有限公司 | Uniform luminous structure for small electronic device |
| CN109058930A (en) * | 2018-08-01 | 2018-12-21 | 常州星宇车灯股份有限公司 | A kind of Automobile beacon light of straight-down negative uniformly light-emitting |
| CN110410750A (en) * | 2019-07-04 | 2019-11-05 | 大茂伟瑞柯车灯有限公司 | A kind of novel and uniformly light-emitting logo lamp |
| CN211493837U (en) * | 2019-11-22 | 2020-09-15 | 常州星宇车灯股份有限公司 | Car logo lamp |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023221349A1 (en) * | 2022-05-16 | 2023-11-23 | 长春希达电子技术有限公司 | Special-shaped light-emitting component, and suitcase, backpack and special-shaped light-emitting device comprising said component |
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Application publication date: 20210409 |
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| RJ01 | Rejection of invention patent application after publication |