CN112128642A - Light-transmitting material, light source module, processing method of light source module and lamp - Google Patents
Light-transmitting material, light source module, processing method of light source module and lamp Download PDFInfo
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- CN112128642A CN112128642A CN202010920652.2A CN202010920652A CN112128642A CN 112128642 A CN112128642 A CN 112128642A CN 202010920652 A CN202010920652 A CN 202010920652A CN 112128642 A CN112128642 A CN 112128642A
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- 239000000463 material Substances 0.000 title claims abstract description 59
- 238000003672 processing method Methods 0.000 title claims abstract description 12
- 239000007788 liquid Substances 0.000 claims abstract description 100
- 238000005286 illumination Methods 0.000 claims abstract description 20
- WHNPOQXWAMXPTA-UHFFFAOYSA-N 3-methylbut-2-enamide Chemical group CC(C)=CC(N)=O WHNPOQXWAMXPTA-UHFFFAOYSA-N 0.000 claims abstract description 13
- 150000001252 acrylic acid derivatives Chemical class 0.000 claims abstract description 13
- PSGCQDPCAWOCSH-UHFFFAOYSA-N (4,7,7-trimethyl-3-bicyclo[2.2.1]heptanyl) prop-2-enoate Chemical group C1CC2(C)C(OC(=O)C=C)CC1C2(C)C PSGCQDPCAWOCSH-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229920002635 polyurethane Polymers 0.000 claims abstract description 11
- 239000004814 polyurethane Substances 0.000 claims abstract description 11
- 239000012530 fluid Substances 0.000 claims description 11
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- 241001465382 Physalis alkekengi Species 0.000 description 4
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
- F21S2/005—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction of modular construction
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V5/00—Refractors for light sources
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention discloses a light-transmitting material, a light source module, a processing method of the light source module and a lamp, wherein the light-transmitting material is formed by curing a base liquid which comprises a first component, a second component, a third component and a fourth component which are mixed under the condition of UV illumination, in the base liquid, the proportion of the first component is 40% -60%, the proportion of the second component is 30% -40%, the proportion of the third component is 10% -20%, the first component is polyurethane modified acrylate, the second component is isobornyl acrylate, the third component is dimethylacrylamide and the fourth component is a photoinitiator. The light-transmitting material is covered outside the light source module of the lamp, so that the problems that the installation process of the lamp is complex and the cost is high due to the fact that the lamp shade is correspondingly designed according to the structure of the lamp body in the existing lamp can be solved.
Description
Technical Field
The invention relates to the technical field of lighting lamps, in particular to a light-transmitting material, a light source module, a processing method of the light source module and a lamp.
Background
Lamps and lanterns play important role in people's daily life and work, in order to guarantee that lamps and lanterns have higher security performance, lamps and lanterns include lamp body and lamp shade usually, with the help of the isolated lamp body of lamp shade to protect the lamp body, and prevent that the user from touching the lamp body because of the mistake and produce the security threat, under the condition that lamps and lanterns adopted above-mentioned structure, need correspond the design lamp shade according to the structure of lamp body, and need install the lamp shade on the lamp body, the installation is comparatively complicated, and the cost is higher.
Disclosure of Invention
The invention discloses a light-transmitting material, a light source module, a processing method of the light source module and a lamp, and aims to solve the problems that the installation process of the lamp is complex and the cost is high because a lampshade needs to be correspondingly designed according to the structure of a lamp body in the existing lamp.
In order to solve the problems, the invention adopts the following technical scheme:
in a first aspect, the invention discloses a light-transmitting material, which is formed by curing a base liquid comprising a first component, a second component, a third component and a fourth component which are mixed under the condition of UV illumination, wherein in the base liquid, the proportion of the first component is 40% -60%, the proportion of the second component is 30% -40%, the proportion of the third component is 10% -20%, the first component is polyurethane modified acrylate, the second component is isobornyl acrylate, the third component is dimethylacrylamide and the fourth component is a photoinitiator.
In a second aspect, the invention discloses a light source module, which comprises a circuit board and a light emitting body, wherein the light emitting body is fixed on the circuit board, electrically connected with the circuit board, and covered with the light transmitting material.
In a third aspect, the present invention discloses a processing method applied to the light source module, where the processing method includes:
obtaining a circuit board fixed with a luminous body, wherein the luminous body is electrically connected with the circuit board;
mixing a first component, a second component, a third component and a fourth component to form a base fluid, wherein the proportion of the first component is 40-60%, the proportion of the second component is 30-40%, the proportion of the third component is 10-20%, the first component is urethane-modified acrylate, the second component is isobornyl acrylate, the third component is dimethylacrylamide and the fourth component is a photoinitiator;
covering the base liquid outside the luminophor;
and curing the base liquid under the condition of UV illumination to form the light-transmitting material.
In a fourth aspect, the invention discloses a lamp, which comprises a mounting seat and the light source module, wherein a circuit board of the light source module is mounted on the mounting seat.
The technical scheme adopted by the invention can achieve the following beneficial effects:
the invention discloses a light-transmitting material, a light source module, a processing method of the light source module and a lamp.
The transparent material is formed by curing a base liquid under the UV illumination condition, the base liquid comprises a first component, a second component, a third component and a fourth component which are mixed, the first component, the second component, the third component and the fourth component sequentially comprise polyurethane modified acrylate, isobornyl acrylate, dimethylacrylamide and a photoinitiator, the proportion of the first component in the base liquid is 40-60%, and the polyurethane modified acrylate can ensure that the base liquid has the required adhesive capacity; the proportion of the second component in the base liquid is 30-40%, isobornyl acrylate is used as an active diluent, the isobornyl acrylate in the proportion can reduce the overall viscosity of the base liquid, improve the fluidity of the base liquid, reduce the internal stress of the base liquid in the curing process, reduce the volume shrinkage rate of the base liquid in the curing process, improve the characteristic indexes of the base liquid such as adhesive force, shrinkage rate, impact resistance, scratch resistance, weather resistance and the like, and simultaneously can not reduce the hardness and flexibility of the transparent material cured by the base liquid; the third component accounts for 10% -20% of the base liquid, the dimethylacrylamide has higher ultraviolet resistance, oxidation resistance and yellowing resistance, and the transparent material formed by curing the base liquid can not be yellowed and discolored even after the base liquid is used for a period of time; the fourth component is a photoinitiator, so that the base liquid can be cured under the UV illumination condition, the curing effect is good, and the light-transmitting material is formed.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a flowchart of a processing method of a light source module according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the specific embodiments of the present invention and the accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. 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.
The technical solutions disclosed in the embodiments of the present invention are described in detail below with reference to the accompanying drawings.
The embodiment of the invention discloses a light-transmitting material, which has better insulating property, can be applied to the processing process of a lamp, and can specifically cover the light-emitting body of a light source module in the lamp, thereby providing a certain protection effect for the light-emitting body, preventing the light-emitting body from generating electric leakage in the working process and ensuring that the lamp has higher safety performance. The light-transmitting material is formed by curing base liquid under the UV illumination condition, the base liquid is of a liquid structure, and the base liquid comprises a first component, a second component, a third component and a fourth component which are mixed.
In the base liquid, the first component is polyurethane modified acrylate, the polyurethane modified acrylate has strong bonding capability, the larger the proportion of the polyurethane modified acrylate in the base liquid is, the stronger the bonding capability of the base liquid is, and further, when the base liquid covers the luminous body, the higher connection reliability between the base liquid and the luminous body can be ensured, so that the proportion of the first component in the base liquid is controlled to be 40-60%, and the requirement-meeting bonding capability of the base liquid can be ensured by the proportion of the polyurethane modified acrylate.
When the proportion of the polyurethane modified acrylate in the base liquid is too large, the base liquid may have relatively poor diffusivity and flowability, so that the second component is added into the base liquid, the isobornyl acrylate is adopted as the second component, and the isobornyl acrylate is used as an active diluent, so that the overall viscosity of the base liquid can be reduced, the flowability of the base liquid can be improved, the internal stress generated when the base liquid is cured to form a light-transmitting material can be reduced, the volume shrinkage rate of the base liquid when the base liquid is cured to form the light-transmitting material can be reduced, the characteristic indexes of the base liquid such as the adhesive force, the shrinkage rate, the impact resistance, the scratch resistance, the weather resistance and the like can be improved, and the hardness and the flexibility of the light-transmitting material formed by curing the base liquid can. As described above, the ratio of the second component in the light-transmitting material affects the fluidity of the base liquid, in this embodiment, the ratio of the second component in the base liquid is 30% to 40%, in this case, it can be ensured that the overall viscosity of the base liquid is relatively good, and in the process of producing the light source module by using the light-transmitting material, it can be ensured that the base liquid has the flow capability meeting the requirement, and further the base liquid can be spread and diffused to form a thin film structure with a small thickness difference, so that the light-transmitting material with a uniform coating layer can be formed after the structure is cured, it is ensured that the illumination effects at various positions on the light-emitting body are substantially consistent, and the illumination uniformity of the light source module is improved.
In view of the above situation, in the light-transmitting material disclosed in the embodiment of the present application, dimethylacrylamide is used as the third component in the base liquid, and the dimethylacrylamide has high ultraviolet resistance, oxidation resistance and yellowing resistance, and by adding the dimethylacrylamide to the base liquid, the light-transmitting material formed by curing the base liquid does not have a yellowing color change even after the light-transmitting material is used for a period of time. Certainly, in order to ensure that the adhesive property and the fluidity of the base liquid are not greatly influenced by adding the dimethylacrylamide, the proportion of the third component in the base liquid is 10-20%, and the dimethylacrylamide in the proportion is added into the base liquid, so that the physical property change of light rays generated by the light emitting body covered with the light transmitting material is not large after the light rays pass through the light transmitting material, or the light rays basically keep the original state, and the base liquid can be ensured to still have high adhesive property and fluidity.
In order to ensure that the base liquid can be cured into the light-transmitting material under the UV illumination condition and has a good curing effect, the fourth component in the base liquid adopts the photoinitiator, the photoinitiator is mixed with other components in the base liquid, the base liquid can be cured into the light-transmitting material under the UV illumination condition, the curing effect at any position in the light-transmitting material is relatively good, and the curing uniformity is relatively good.
Furthermore, in the base liquid, the proportion of the fourth component is 1% -10%, and the base liquid contains the photoinitiator in the proportion, so that the base liquid can be ensured to have higher curing rate under the UV illumination condition, the bonding capability and the fluidity of the base liquid are basically not adversely affected, and a light source module adopting the light-transmitting material can have higher processing efficiency.
Optionally, the base fluid further comprises a color temperature agent, that is, the base fluid may be added with a color temperature agent in addition to the above components, and the color temperature agent is mixed with the first component, the second component, the third component and the fourth component. Under the condition, the color temperature agents with different color parameters can be added into the base liquid according to actual requirements of the installation position, the use environment and the like of the lamp, so that the color temperature parameters of light rays emitted by the luminous body can be changed by the light-transmitting material formed by curing the base liquid, and further, the light source module adopting the light-transmitting material can form an illumination atmosphere with different colors and color temperature effects, and different requirements of users are met.
As mentioned above, the light-transmitting material disclosed in the above embodiments of the present application can be applied to a light source module, and based on this, the embodiment of the present application further discloses a light source module, the light source module includes a circuit board and a light-emitting body, the light-emitting body is fixed on the circuit board, and the light-emitting body is electrically connected with the circuit board, so as to ensure that the circuit board can transmit electric energy to the light-emitting body and light the light-emitting body. Specifically, can be connected through the wire between luminous body and the circuit board, preferably, can be through welded mode fixed connection between luminous body and the circuit board, at the welded in-process, can make luminous body and circuit board form the relation of electricity connection together, and this can simplify the assembly step of light source module, promotes light source module's machining efficiency. In addition, the light-emitting body may be a light-emitting bead or a sheet-like light-emitting structure, and the number of the light-emitting bodies may be determined according to actual situations, and is not limited herein.
Meanwhile, the light-transmitting material disclosed by the above embodiment of the application is covered outside the light-emitting body, and the light-transmitting material is formed by curing the base liquid under the UV illumination condition. Specifically, the base solution may be coated on the light emitting body by brushing or spot coating, and then the base solution is cured by UV light to form the light transmitting material coated on the light emitting body. As described above, the base liquid has good bonding strength, so that after the base liquid is contacted with the luminous body, the base liquid and the luminous body can form a good bonding and fixing relationship, the situation that the light-transmitting material formed by curing is separated from the luminous body in the subsequent working process is prevented, and the light source module is guaranteed to have high safety and long service life. In addition, the light-transmitting material disclosed by the embodiment has good insulating property, so that in the use process of the light source assembly, structures such as a lampshade do not need to be arranged on the light source module, the lamp adopting the light source module can also have high insulating property, and the safety performance of the light source module and the safety performance of the lamp are relatively high.
Optionally, the luminous body is LED lamp strip, under this condition, on the one hand, the processing degree of difficulty of light source module can be reduced, promote the machining efficiency of light source module, on the other hand, form the in-process of base fluid on the luminous body, liquid base fluid is everywhere on LED lamp strip flow rate the same basically, and then can guarantee that the translucent material that the base fluid solidification formed is roughly the same corresponding to the thickness of the part of each department on the luminous body, thereby make translucent material also the same basically to everywhere protective action on the luminous body, and the translucent material is also the same to the optical action that produces everywhere on the luminous body, thereby can guarantee that the light source module has better illumination homogeneity.
In addition, because the base fluid is after solidifying to the printing opacity material, a little line may be formed on the surface of printing opacity material, and the existence of aforementioned line also may produce certain effect of sheltering from to the propagation of light, consequently, all over thickness is equal basically through making the printing opacity material, can make on the printing opacity material everywhere also the effect of the light that the luminous body sent is the same basically, guarantees that the illumination effect of all places is the same basically on whole light source module, promotes the illumination homogeneity of light source module.
In particular, the shape and size of the luminous body can be determined according to actual conditions, for example, the luminous body can be in a strip structure, or the luminous body can also be in a circular structure. Optionally, the luminous body is closed annular structure for under this condition, make whole luminous body can produce comparatively unanimous illumination effect to each direction around self, further promote the homogeneity of the illumination effect of light source module. More specifically, the light emitter may be a circular annular structure, or alternatively, the light emitter may be a rectangular annular structure or an approximately rectangular annular structure.
Based on the light source module disclosed in any of the above embodiments, as shown in fig. 1, the embodiment of the present application further discloses a processing method, which includes:
and S1, obtaining a circuit board fixed with the luminous body, wherein the luminous body is electrically connected with the circuit board. Specifically, the shapes and structures of the light emitting body and the circuit board may be determined according to actual requirements, and are not limited herein. The luminous body can be through modes such as welding fixed connection on the circuit board to when fixed connection the two, can make the two realize the purpose of electricity connection in the lump, promote machining efficiency.
S2, mixing a first component, a second component, a third component and a fourth component to form a base fluid, wherein the proportion of the first component is 40% -60%, the proportion of the second component is 30% -40%, the proportion of the third component is 10% -20%, the first component is polyurethane modified acrylate, the second component is isobornyl acrylate, the third component is dimethylacrylamide, and the fourth component is a photoinitiator. Specifically, the first component, the second component, the third component and the fourth component can be added into a container such as a mixing drum in sequence or simultaneously according to corresponding proportions, and the first component, the second component, the third component and the fourth component are uniformly mixed in the container by means of a stirring rod in a manual or automatic stirring manner to form the base liquid.
S3, covering the base liquid outside the luminous body, specifically, covering the liquid base liquid outside the luminous body in a brush coating mode and the like, enabling the base liquid to cover the luminous body, ensuring that the whole luminous body is covered with the base liquid, and providing protection, insulation and other effects for the luminous body by means of the base liquid. More specifically, the thickness of the base liquid may be determined according to practical conditions, and is not limited herein.
And S4, curing the base liquid under the condition of UV light to form the light-transmitting material. Specifically, as mentioned above, the base liquid includes the photoinitiator, so that under the condition of UV light, the light-transmitting material can be ensured to be cured well, and the light-transmitting material is formed, so that the light-transmitting material can provide a good protection and insulation effect for the light-emitting body.
Further, the step S3 may include:
and S31, covering the base liquid outside the luminous body in a dot coating mode. As described above, the base liquid before curing of the light transmitting material disclosed in the above embodiments of the present application has good fluidity, and therefore, the base liquid can be formed on the light emitting body by dot coating, and the base liquid in droplet form can flow and spread on the light emitting body by the fluidity of the base liquid itself, so that the base liquid covers the outside of the light emitting body. More specifically, a liquid base liquid may be dispensed on the light-emitting body by a dispensing device, and by controlling the dispensing amount at a single time, under the action of the fluidity of the base liquid, the thickness of the light-transmitting material formed on the surface of the light-emitting body may meet a preset requirement, and of course, the dispensing amount may be determined according to parameters such as the surface area of the light-emitting body and the area to be covered by the dispensing at a single time.
In the process of adopting above-mentioned technical scheme to form the printing opacity material, because the diffusion process of base liquid does not have other factor interference almost, and then makes the uniformity that covers on the base liquid outside the luminous body everywhere thickness better to, can also make the surface of base liquid more level and smooth, prevent that the printing opacity material surface that forms after the base liquid solidification from having more line, and produce the interference to light propagation, further promote the illumination effect of light source module.
Based on the light source module disclosed in any of the above embodiments, the embodiment of the present application further discloses a lamp, the lamp includes a mounting base and any of the above light source modules, the mounting base is a mounting base of the lamp, a circuit board of the light source module is mounted on the mounting base, so that the light source module can be fixed on the mounting base, and optionally, the mounting base can be directly supported or hung on a mounting base structural member such as the ground, a wall surface or a roof. In another embodiment of the present application, the mounting seat may be a bottom box, and the mounting seat may be directly installed in a wall body, and the light source module and the commercial power are connected in the mounting box. More specifically, the mount may be an 86-bottom box, which may further improve the applicability of the luminaire. As mentioned above, the circuit board can be arranged in the mounting seat, the mounting seat provides a certain protection effect for the circuit board, and the risk of electric shock caused by the contact of a user with the circuit board can be prevented. The circuit board and the mounting seat can be connected with each other through parts such as bolt connecting pieces, and of course, the circuit board and the mounting seat can also form a fixed connection relationship through modes such as bonding or clamping connection.
As described above, since the light-transmitting material is covered outside the light-emitting body in the light source module, the light-transmitting material has high insulating property, and thus, a lamp shade or other structures do not need to be provided for the light source module, and it is also possible to ensure that a lamp using the light source module has high insulating property and high safety performance.
In the above embodiments of the present invention, the difference between the embodiments is mainly described, and different optimization features between the embodiments can be combined to form a better embodiment as long as they are not contradictory, and further description is omitted here in view of brevity of the text.
The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (10)
1. The light-transmitting material is characterized by being formed by curing a base liquid comprising a first component, a second component, a third component and a fourth component which are mixed under the condition of UV illumination, wherein the ratio of the first component in the base liquid is 40-60%, the ratio of the second component in the base liquid is 30-40%, the ratio of the third component in the base liquid is 10-20%, the first component is polyurethane modified acrylate, the second component is isobornyl acrylate, the third component is dimethylacrylamide and the fourth component is a photoinitiator.
2. The light-transmitting material according to claim 1, wherein the proportion of the fourth component in the base liquid is 1% to 10%.
3. The light-transmitting material of claim 1 wherein the base fluid further comprises a color temperature agent mixed with the first, second, third, and fourth components.
4. A light source module is characterized by comprising a circuit board and a luminous body, wherein the luminous body is fixed on the circuit board and electrically connected with the circuit board, and the luminous body is covered with the light-transmitting material according to claims 1-3.
5. The light source module of claim 4, wherein the light emitter is an LED light bar.
6. The light source module of claim 4, wherein the light emitting body is a closed ring structure.
7. The light source module as set forth in claim 4, wherein the light emitter is soldered to the circuit board.
8. A processing method applied to the light source module set of any one of claims 4-7, wherein the processing method comprises:
obtaining a circuit board fixed with a luminous body, wherein the luminous body is electrically connected with the circuit board;
mixing a first component, a second component, a third component and a fourth component to form a base fluid, wherein the proportion of the first component is 40-60%, the proportion of the second component is 30-40%, the proportion of the third component is 10-20%, the first component is urethane-modified acrylate, the second component is isobornyl acrylate, the third component is dimethylacrylamide and the fourth component is a photoinitiator;
covering the base liquid outside the luminophor;
curing the base liquid under UV light to form the light transmitting material of claims 1-3.
9. The process of claim 8, wherein said covering said base fluid over said light emitter comprises:
and covering the base liquid outside the luminous body in a spot coating mode.
10. A lamp, comprising a mounting base and the light source module of any one of claims 4-7, wherein the circuit board of the light source module is mounted on the mounting base.
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| CN202010920652.2A CN112128642A (en) | 2020-09-04 | 2020-09-04 | Light-transmitting material, light source module, processing method of light source module and lamp |
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| CN110591632A (en) * | 2019-09-09 | 2019-12-20 | 烟台德邦科技有限公司 | Black ultraviolet light curing adhesive and preparation method thereof |
| CN110776870A (en) * | 2019-09-25 | 2020-02-11 | 塔威新材料科技(上海)有限公司 | UV adhesive for bonding optical plastic and glass and preparation method thereof |
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Application publication date: 20201225 |