CN211561188U - UV light and domestic appliance - Google Patents
UV light and domestic appliance Download PDFInfo
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- CN211561188U CN211561188U CN201922060469.5U CN201922060469U CN211561188U CN 211561188 U CN211561188 U CN 211561188U CN 201922060469 U CN201922060469 U CN 201922060469U CN 211561188 U CN211561188 U CN 211561188U
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Abstract
The utility model provides a UV illuminating lamp and a household appliance, wherein the UV illuminating lamp comprises a base, a light source component and a lampshade; the base is provided with an installation cavity with an open design; the light source assembly is arranged in the installation cavity and comprises a light source plate, and a plurality of ultraviolet lamp beads and a plurality of illuminating lamp beads which are fixedly arranged on the light source plate; the lamp shade covers the uncovered of installation cavity, include with ultraviolet lamp pearl with the light transmission area that lighting lamp pearl is relative, be equipped with the diffusion cambered surface on the light transmission area, the ultraviolet light that ultraviolet lamp pearl sent is through jet out behind the regional diffusion of light transmission. The technical scheme of the utility model can effectively enlarge the irradiation range of UV light, and then reduce bacterial growing.
Description
Technical Field
The utility model belongs to the technical field of domestic appliance, especially, relate to a UV light and domestic appliance.
Background
As the living standard of people is improved and consumption is upgraded, users need to purchase various home appliances to obtain more quality and healthy life, for example, a dishwasher is increasingly popular as a light luxury product for a kitchen. As is known from the research on online and offline users, there is an increasing demand for sterilization of tableware, equipment, and the like by the users nowadays in view of health and hygiene. To this demand, be equipped with in the partial dish washer on the market and compromise the illumination and can carry out the UV light that ultraviolet irradiation disinfected to the washing space, this UV light has the base of plastic usually, the lamp shade of lid closed the base and install ultraviolet lamp and light in the base, the ultraviolet ray that the ultraviolet lamp sent can shine in the inner space of dish washer behind the transparent lamp shade to realize its function of disinfecting and inhibiting bacteria. However, the existing UV illuminating lamp has a limited wide irradiation angle (generally, the wide irradiation angle of the LED-type UV illuminating lamp is 120 ° to 150 °, and the light irradiation angle of a part of the UV illuminating lamp is less than 100 °) and is blocked by a plastic material, so that the ultraviolet light has a limited sterilization and bacteriostasis range, and can only irradiate a part of space, and the space which is not effectively irradiated can lead to incomplete sterilization and bacteriostasis.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned prior art not enough, provide a UV light, it aims at solving current UV light irradiation range limited, and then utilizes the bacteriostatic limited problem in scope of ultraviolet sterilization.
The utility model provides a UV light, include:
the base is provided with an installation cavity with an open design;
the light source component is arranged in the installation cavity and comprises a light source plate, and a plurality of ultraviolet lamp beads and a plurality of illuminating lamp beads which are fixedly arranged on the light source plate; and the number of the first and second groups,
the lamp shade covers the uncovered of installation cavity, include with ultraviolet lamp pearl with the light transmission area that lighting lamp pearl is relative, be equipped with the diffusion cambered surface on the light transmission area, the ultraviolet light that ultraviolet lamp pearl sent is through jet out behind the regional diffusion of light transmission.
Optionally, the light transmission region is a plano-concave mirror, the light transmission region faces towards it is equipped with on the medial surface of ultraviolet lamp pearl along deviating from the direction indent of ultraviolet lamp pearl forms the diffusion cambered surface, the light transmission region deviates from the plane setting is personally submitted to the outside of ultraviolet lamp pearl.
Optionally, the focal length range of the planoconvex lens is 2.5 mm-12.5 mm, and the distance between the light-emitting surface of the ultraviolet lamp bead and the diffusion arc surface is less than or equal to 10 mm.
Optionally, the diffusion arc surface is an arc surface, and the radius of the diffusion arc surface ranges from 20mm to 40 mm.
Optionally, the lowest point of the concave of the diffusion arc surface is located on an optical axis of a light-emitting surface of the ultraviolet lamp bead.
Optionally, at least one ultraviolet lamp bead is located at the center of the light source board, and the illuminating lamp beads are located beside the ultraviolet lamp beads.
Optionally, the lamp cover is made of transparent quartz glass with light transmittance greater than or equal to 98%.
Optionally, the base includes the tube-shape body that all openly sets up in axial both ends, the body is in the orientation the interior annular caulking groove that is formed with of the up end of lamp shade, the lamp shade includes certainly the regional outward flange orientation of printing opacity the convex mounting flange of body, the mounting flange adaptation inlays in the caulking groove, light source board overlap joint is in on the up end of body, just the outward flange card of light source board is put and is fixed in the body with between the lamp shade.
Optionally, the light source board divides the installation cavity into a first sub-cavity containing the ultraviolet lamp beads and the illuminating lamp beads and a second sub-cavity isolated from the first sub-cavity, and the second sub-cavity is sealed by glue filling.
The utility model also provides a domestic appliance, this domestic appliance include as before the UV light.
Based on this structural design the utility model discloses an among the technical scheme, owing to be equipped with the diffusion cambered surface along the direction indent that deviates from ultraviolet lamp pearl on the light transmission zone of lamp shade, the ultraviolet ray that the event sent from ultraviolet lamp pearl just can enlarge the irradiation angle and jet out after the refraction of light transmission zone, thereby can effectively enlarge the irradiation range of this UV light, it is antibacterial to disinfect with great irradiation angle, and then reach the antibacterial effect that disinfects of great scope, reduce relevant domestic appliance, for example the bacterium that multiplies in the inner bag of dish washer. In addition, the light source board fixedly provided with the ultraviolet lamp beads and the illuminating lamp beads in the UV illuminating lamp is directly clamped between the base and the lamp shade, other parts such as a mounting bracket and the like are not adopted, the structure is simple, and the cost is reduced.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a top perspective view of a UV illumination lamp provided by an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view taken along the direction S-S in FIG. 1;
fig. 3 is an exploded view of the UV lighting lamp provided by the embodiment of the present invention.
The reference numbers illustrate:
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It should be noted that the terms of left, right, upper and lower directions in the embodiments of the present invention are only relative concepts or are referred to the normal use state of the product, and should not be considered as limiting.
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner" and "outer" indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The embodiment of the utility model provides a UV light.
Referring to fig. 2 and 3, in a preferred embodiment, the UV lamp includes a base 100, a light source assembly 200 and a lamp cover 300; the base 100 has a mounting cavity 110 of an open design; the light source assembly 200 is installed in the installation cavity 110 and comprises a light source plate 210, and a plurality of ultraviolet lamp beads 220 and a plurality of illuminating lamp beads 230 which are fixedly arranged on the light source plate 210; the lampshade 300 covers the opening of the installation cavity 110, and comprises a light transmission area 310 opposite to the ultraviolet lamp bead 220 and the illuminating lamp bead 230, a diffusion arc surface 311 formed by inward concave along the direction departing from the ultraviolet lamp bead 220 is arranged on the light transmission area 310, and ultraviolet light emitted by the ultraviolet lamp bead 220 is emitted after being diffused through the light transmission area 310.
It should be noted here that this UV light is mainly applicable to the dish washer, and of course other domestic appliance that have the antibacterial requirement of disinfecting and the structure is suitable for the installation also can use the technical scheme of the utility model. In a dish washer, can install the UV light of LED type on its washing space's internal wall face through the base usually, after the tableware washing is clean to dry, the UV light is opened and is carried out ultraviolet disinfection with sending ultraviolet ray to tableware and washing space, so can reach the antibacterial effect of disinfecting for the tableware can be disinfected, and be favorable to keeping the clean health in washing space. However, the light-transmitting area of the lamp shade of the UV illuminating lamp in the existing dish washer is flat, and only has the function that the light passes through because the wide angle of irradiation is limited (usually, the wide angle of irradiation of the LED type UV illuminating lamp is 120 ° to 150 °, and the light irradiation angle of part of the UV illuminating lamp is less than 100 °), and the irradiation range is limited due to the blocking effect of plastic parts such as a base and the like, so that the sterilization and bacteriostasis range of the ultraviolet light is limited, and the full space sterilization and bacteriostasis cannot be achieved.
Based on this structural design, in this embodiment, owing to be equipped with the diffusion cambered surface 311 along deviating from the direction indent of ultraviolet lamp pearl 220 on the light transmission area 310 of lamp shade 300, the ultraviolet ray that the event sent from ultraviolet lamp pearl 220 just can enlarge the irradiation angle and jet out after the refraction of light transmission area 310, thereby can effectively enlarge the irradiation range of this UV light, it is antibacterial to disinfect with great irradiation angle, and then reach the antibacterial effect that disinfects of great scope, reduce relevant domestic appliance, for example the bacterium that multiplies in the inner bag of dish washer. In addition, the light source plate 210 fixedly provided with the ultraviolet lamp beads 220 and the illuminating lamp beads 230 in the UV illuminating lamp is directly clamped between the base 100 and the lampshade 300, other parts such as a mounting bracket and the like are not adopted, the structure is simple, and the cost is reduced.
Referring to fig. 1 and fig. 2, in the present embodiment, the light-transmitting area 310 is a flat concave mirror, an inner side surface of the light-transmitting area 310 facing the ultraviolet lamp bead 220 is a diffusion arc surface 311, and an outer side surface of the light-transmitting area 310 away from the ultraviolet lamp bead 220 is a flat surface. Of course, in other embodiments, the light-transmitting region 310 may also be designed as, but not limited to, a convex lens, so long as the optical element can refract light and expand the irradiation angle. However, in the present embodiment, the top of the lampshade 300, i.e. the light-transmitting region 310, is designed to be a plano-concave mirror, which has a lower manufacturing cost, and the ultraviolet light can be refracted to expand the irradiation angle to achieve an optimal sterilization range; moreover, after the lamp cover 300 covers the base 100, the outer side surface of the light-transmitting region 310 is substantially flush with the top surface of the base 100, so that the ultraviolet light is not affected by the plastic parts such as the base 100, and the appearance of the whole lamp is more beautiful. In addition, since the irradiation of ultraviolet rays may cause the degradation of the plastic material, in the present embodiment, the plastic member such as the base 100 is preferably made of a material resistant to the ultraviolet degradation.
Referring to fig. 2, in the present embodiment, preferably, the lowest point of the concave of the diffusion arc 311 is located on the optical axis of the light-emitting surface of the ultraviolet lamp bead 220. In other words, the lowest point of the diffusion arc 311 and the optical axis of the light-emitting surface of the ultraviolet lamp bead 220 are coaxially arranged, so that it can be ensured that as much light as possible can be emitted after being refracted by the planoconcave mirror, and further, better light transmission and refraction effects can be obtained.
Further, referring to fig. 1 to 3, in the present embodiment, at least one ultraviolet lamp bead 220 is located at the center of the light source board 210, and the illuminating lamp bead 230 is located beside the ultraviolet lamp bead 220. Here, can understand that, the main effect of this UV light is the disinfection of sending ultraviolet light, and the secondary function is the illumination that provides simultaneously, so locate the center of light source board 210 with ultraviolet lamp pearl 220, and illumination lamp pearl 230 is located the design of the side of ultraviolet lamp pearl 220, just can have disinfection and two kinds of functions of illumination concurrently, also is favorable to relevant light path design moreover, and then gains better illumination disinfection effect.
In order to obtain a better effect of expanding the irradiation range, the diffusion arc surface 311 is preferably an arc surface, and the focal length range of the plano-concave mirror is preferably 2.5mm to 12.5 mm; the distance between the light-emitting surface of the ultraviolet lamp bead 220 and the diffusion arc surface 311 is preferably less than or equal to 10mm, and can be further preferably less than or equal to 5mm, and the radius range of the diffusion arc surface 311 is 20 mm-40 mm. For example, in the present embodiment, under the condition that the lamp shade 300 is made of a predetermined quartz glass material (with a wavelength of ultraviolet light of 280nm, the refractive index thereof is close to 1.5) and the predetermined wide angle of ultraviolet lamp irradiation is 120 °, the optimal irradiation range of the UV illumination lamp can be calculated according to the related formula, and specifically, when the focal length of the planoconvex lens is 7.5mm and the distance between the light source position, i.e., the light-emitting surface of the ultraviolet lamp bead 220 and the lowest point of the diffusion arc 311, is 2.1mm, the maximum irradiation angle after the ultraviolet light is refracted and diffused can reach 164.6 °. In other embodiments, the focal length of the plano-concave mirror and the position of the light source can be calculated according to different lamp types and different illumination wide angles, so as to increase the illumination angle of the light.
It should be noted that, in the present embodiment, the lamp cover 300 is made of transparent quartz glass having a light transmittance of 98% or more. Of course, in other embodiments, the lampshade 300 may also be made of other light-transmitting materials, such as but not limited to optical-grade resin materials, but in this embodiment, the lampshade 300 is made of transparent quartz glass because the material has the advantages of high light transmittance, low price and easy availability.
Referring to fig. 2 and 3, in the present embodiment, the base 100 includes a cylindrical body 120 with two open ends along an axial direction, and the cylindrical body 120 is formed in a cylindrical shape, an annular recessed groove 121 is formed in the upper end surface of the body 120 facing the lamp cover 300, the lamp cover 300 includes a mounting flange 320 protruding from an outer edge of the light-transmitting region 310 toward the body 120, the mounting flange 320 is fittingly inserted into the recessed groove 121, the light source plate 210 is overlapped on the upper end surface of the body 120, and the outer edge of the light source plate 210 is fixed between the body 120 and the lamp cover 300 in a clamping manner. Here, the design that the mounting flange 320 is fittingly inserted into the insertion groove 121 may firmly clamp the outer edge of the light source plate 210 between the upper end surface of the body 120 and the outer peripheral edge region of the diffusion arc surface 311, the assembly structure thereof is relatively simple, the number of related structural parts is reduced, and cost reduction is facilitated.
Further, as shown in fig. 2, in this embodiment, the light source board 210 may be a PC board, the light source board 210 divides the installation cavity 110 into a first sub-cavity 111 accommodating the ultraviolet lamp bead 220 and the lighting lamp bead 230, and a second sub-cavity 112 isolated from the first sub-cavity 111, and the second sub-cavity 112 is sealed by glue filling. During the assembly, light source board 210 installs earlier in lamp shade 300, then both wholly install on base 100 again, and it is sealed to glue filling in second minute chamber 112 at last, so, can prevent that water from getting into light source board 210, and then influence ultraviolet lamp pearl 220 and lighting lamp pearl 230's normal use. In addition, an external thread 122 is formed on the outer wall surface of the base 100 to facilitate the connection of the UV lamp to the inner wall of the dishwasher, and the base 100 further has an outer flange 130 extending outward in a radial direction to facilitate the holding and installation.
The utility model discloses still provide a domestic appliance, this domestic appliance includes the UV light, and this domestic appliance can be but not limited to dish washer, sterilizer etc.. The specific structure of the UV lighting lamp refers to the above embodiments, and since the household appliance adopts all the technical solutions of all the above embodiments, all the beneficial effects brought by the technical solutions of the above embodiments are also achieved, and are not repeated herein.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modification, equivalent replacement or improvement made within the spirit and principle of the present invention should be included in the present invention.
Claims (10)
1. A UV illumination lamp, comprising:
the base is provided with an installation cavity with an open design;
the light source component is arranged in the installation cavity and comprises a light source plate, and a plurality of ultraviolet lamp beads and a plurality of illuminating lamp beads which are fixedly arranged on the light source plate; and the number of the first and second groups,
the lamp shade covers the uncovered of installation cavity, include with ultraviolet lamp pearl with the light transmission area that lighting lamp pearl is relative, be equipped with the diffusion cambered surface on the light transmission area, the ultraviolet light that ultraviolet lamp pearl sent is through jet out behind the regional diffusion of light transmission.
2. The UV illuminating lamp according to claim 1, wherein the light-transmitting area is a flat concave mirror, the inner side surface of the light-transmitting area facing the ultraviolet lamp bead is provided with the diffusion arc surface formed by concave along the direction deviating from the ultraviolet lamp bead, and the outer side surface of the light-transmitting area deviating from the ultraviolet lamp bead is a plane.
3. The UV illuminating lamp according to claim 2, wherein the focal length of the planoconvex lens ranges from 2.5mm to 12.5mm, and the distance between the light-emitting surface of the ultraviolet lamp bead and the diffusion arc surface is less than or equal to 10 mm.
4. The UV illumination lamp according to claim 1, wherein the diffusion arc surface is a circular arc surface, and a radius of the diffusion arc surface ranges from 20mm to 40 mm.
5. The UV illuminating lamp according to claim 1, wherein the lowest point of the concave diffusion arc surface is located on the optical axis of the light-emitting surface of the ultraviolet lamp bead.
6. The UV illuminating lamp according to claim 5, wherein at least one of the UV lamp beads is positioned in the center of the light source board, and the illuminating lamp bead is positioned beside the UV lamp bead.
7. The UV illumination lamp according to claim 1, wherein the lamp housing is made of transparent quartz glass having a light transmittance of 98% or more.
8. The UV illuminating lamp according to any one of claims 1 to 7, wherein the base comprises a cylindrical body with two open ends along the axial direction, the body is recessed in an upper end surface facing the lamp cover to form an annular caulking groove, the lamp cover comprises a mounting flange protruding from an outer edge of the light transmitting area towards the body, the mounting flange is fittingly embedded in the caulking groove, the light source plate is overlapped on the upper end surface of the body, and the outer edge of the light source plate is clamped and fixed between the body and the lamp cover.
9. The UV illuminating lamp according to claim 8, wherein the light source plate divides the installation cavity into a first sub-cavity containing the ultraviolet lamp beads and the illuminating lamp beads and a second sub-cavity isolated from the first sub-cavity, and the second sub-cavity is sealed by potting.
10. A household appliance comprising a UV lighting lamp as claimed in any one of claims 1 to 9.
Priority Applications (1)
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CN201922060469.5U CN211561188U (en) | 2019-11-25 | 2019-11-25 | UV light and domestic appliance |
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CN201922060469.5U CN211561188U (en) | 2019-11-25 | 2019-11-25 | UV light and domestic appliance |
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CN211561188U true CN211561188U (en) | 2020-09-25 |
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CN201922060469.5U Active CN211561188U (en) | 2019-11-25 | 2019-11-25 | UV light and domestic appliance |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113401970A (en) * | 2021-06-18 | 2021-09-17 | 重庆昕晟环保科技有限公司 | Ultraviolet disinfection device for secondary water supply |
CN113892887A (en) * | 2021-11-23 | 2022-01-07 | 珠海格力电器股份有限公司 | Orientable ultraviolet lamp device and dish washing machine |
-
2019
- 2019-11-25 CN CN201922060469.5U patent/CN211561188U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113401970A (en) * | 2021-06-18 | 2021-09-17 | 重庆昕晟环保科技有限公司 | Ultraviolet disinfection device for secondary water supply |
CN113892887A (en) * | 2021-11-23 | 2022-01-07 | 珠海格力电器股份有限公司 | Orientable ultraviolet lamp device and dish washing machine |
CN113892887B (en) * | 2021-11-23 | 2023-08-15 | 珠海格力电器股份有限公司 | Directional ultraviolet lamp device and dish washer |
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Effective date of registration: 20220907 Address after: 241000 west side of 3 / F, No.5 office building, new energy and new materials gathering area, Fuzhou Road, Jiangbei District, Wuhu City, Anhui Province Patentee after: Wuhu Midea intelligent kitchen electricity Manufacturing Co.,Ltd. Address before: No.20 Gangqian Road, industrial park, Beijiao Town, Shunde District, Foshan City, Guangdong Province Patentee before: FOSHAN SHUNDE MIDEA WASHING APPLIANCES MANUFACTURING Co.,Ltd. |
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