CN203405055U - Refrigerator lighting device and lighting lamp box assembly thereof - Google Patents
Refrigerator lighting device and lighting lamp box assembly thereof Download PDFInfo
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- CN203405055U CN203405055U CN201320374825.0U CN201320374825U CN203405055U CN 203405055 U CN203405055 U CN 203405055U CN 201320374825 U CN201320374825 U CN 201320374825U CN 203405055 U CN203405055 U CN 203405055U
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- lighting device
- led lamp
- refrigerator
- circuit board
- light guide
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Abstract
The utility model relates to the technical field of the lighting device, and more specifically relates to a refrigerator lighting device and a lighting box assembly thereof. The refrigerator lighting device comprises a mounting box, a light guide plate in the mounting box, a circuit board, and a lighting lamp cover outside the light guide plate; the circuit board and the light guide plate are vertically arranged; the circuit board is provided with LED lamp beads; the surface of the LED beads is opposite to the side surface of the light guide plate; and the width of the LED beads is equal to the thickness of the light guide plate. The refrigerator lighting device uses the white LED lamp beads for lighting. According to the refrigerator lighting device of the utility model, the circuit board and the light guide plate are vertically arranged, the surface of the LED beads on the circuit board is opposite to the side surface of the light guide plate, and the width of the LED beads is equal to the thickness of the light guide plate, so that the overall luminosity of the lighting device is even; when the light passes through the lighting lamp cover to illuminate the inside of the refrigerator, the light is not dazzling; the potential safety hazard of damaging eyes when people look directly at the lighting device is eliminated; and the repair cost is greatly reduced.
Description
Technical field
The utility model relates to lighting device technical field, more specifically, relates to a kind of lighting device for refrigerator and illuminating lamp case assembly thereof.
Background technology
Lighting device for refrigerator is arranged on refrigerator inside and provides illumination for refrigerator inside, so that user conveniently picks and places the article in refrigerator when using refrigerator.Lighting device in current refrigerator generally adopts incandescent lamp, fluorescent lamp or white led lamps.LED is light emitting diode, also claim solid-state illumination, refer to the illumination as light source with Sony ericsson mobile comm ab, it is to utilize solid semiconductor chip as luminescent material, in semiconductor, by carrier, occur compoundly to emit superfluous energy and cause photo emissions, directly send red, yellow, blue, green, blue or green, orange, purple, white light.The appearance of white light LEDs is substance one step that LED steps out to illumination functions from identification function.White light LEDs approaches daylight most, more can reflect preferably the true colors of irradiating object.LED illumination mainly comprises following technical characteristic: 1. environmental protection: due to LED is not mercurous grade for pernicious gas, so do not pollute; Its discarded object is recyclable; 2. energy-conservation: LED power consumption is only equivalent to 20% left and right of conventional incandescent light fixture, 50% of fluorescent lamp; 3. the life-span is long: LED reaches 100,000 hours theoretical service life, and the life-span of the product in actual use also can reach about 50,000 hours, is ten times of conventional lamp; 4. use voltage low: operating voltage, below safe voltage, is convenient to use in reliability and the higher various illumination occasions of security requirement.
The electric power system of the LED lamp of existing lighting device for refrigerator adopts 220V to reach the required direct current SELV of LED lamp through step-down rectifying circuit; because 220V is greater than SELV; need to adopt reinforced insulation to carry out electrocution-proof protection; the overall height that causes like this three, LED lamp pearl, circuit board, reinforced insulation is 20mm at least; the later overall height of the structural member of adding lampshade and installing with casing is 35mm at least; taken like this space in casing; volume is reduced relatively, also can make local alveolar layer attenuate produce certain impact to refrigerator performance.
The LED lamp pearl of existing lighting device for refrigerator is a kind of is vertical with lampshade, and LED lamp is when luminous, and near lamp pearl, luminosity is more intense with dazzling feeling, and darker from some luminosity away from lamp pearl, whole luminosity is inhomogeneous.Another kind is that LED lamp circuit board and lamp LGP are made one, the light that LED lamp sends is broken up by lamp LGP, whole luminosity is even, without dazzling sensation, once the shortcoming of this mode is LED lamp circuit board to be damaged, need integral replacing LED lamp circuit board and lamp LGP, greatly increased maintenance cost.
Utility model content
The utility model is intended to solve the problems of the technologies described above at least to a certain extent.
Primary and foremost purpose of the present utility model is to provide a kind of lighting device for refrigerator, and whole luminosity is even, easily damages the potential safety hazard of eyes, and reduced maintenance cost while having eliminated direct-view lighting device.
Further object of the present utility model is to provide a kind of illuminating lamp case assembly that uses above-mentioned lighting device for refrigerator.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is:
A kind of lighting device for refrigerator is provided, comprise mounting box, be located at LGP, the circuit board in mounting box and be located at the illuminating lamp shade outside LGP, described circuit board is vertical with LGP to be arranged, described circuit board is provided with LED lamp pearl, the surface of described LED lamp pearl and the side of LGP over against, and the width of LED lamp pearl equates with the thickness of LGP.This lighting device for refrigerator adopts white led lamps pearl that illumination is provided.
The circuit board of the utility model lighting device for refrigerator is vertical with LGP to be arranged, and be located at the surface of LED lamp pearl on circuit board and the side of LGP over against, its width equates with the thickness of LGP, LED lamp pearl and illuminating lamp shade are in parallel position, when illumination work, the light that LED lamp pearl sends is broken up by LGP, make the whole luminosity of lighting device even, light illuminates the inside of refrigerator through illuminating lamp shade, without dazzling sensation, while having eliminated direct-view lighting device, easily damage the potential safety hazard of eyes; Due to each product independently naturally of circuit board and LGP, its separately design with install, if LED lamp pearl damages, only need to change separately LED lamp pearl, without changing monoblock circuit board, greatly reduce maintenance cost.
Further, described circuit board comprises pcb board, LED lamp pearl, Chip-R and the connector being connected with power supply, and described pcb board is located in mounting box, and LED lamp pearl, Chip-R and connector are located on pcb board.Wherein, LED lamp pearl adopts high-power and high-luminance paster LED lamp pearl, and circuit board is comprised of pcb board, LED lamp pearl, Chip-R and connector, has saved installing space, has improved production efficiency.
Preferably, described circuit board is provided with four LED lamp pearls, and four LED lamp pearls equidistantly arrange.Can increase or reduce according to the needs of practical application the quantity of LED lamp pearl; Meanwhile, the appearance and size of LGP and illuminating lamp shade also can be adjusted accordingly.
Further, described four LED lamp pearls form two groups of LED lamps in parallel, and every group of LED lamp comprises LED lamp pearl and a current-limiting resistance of two series connection.
Preferably, described pcb board is provided with and somely for LED lamp pearl provides the aperture of heat radiation, improves radiating efficiency, extends the service life of device.
Preferably, described connector is connected with 12V power supply.Existing LED lamp pearl adopts 220V through step-down rectifying circuit, required direct current SELV is provided to LED lamp pearl, because 220V is greater than SELV, therefore has electrical shock safety hazard.In this programme, LED lamp pearl provides the SELV of DC12V to power by the master control borad of refrigerator, has realized electric shock-prevention safety design, does not have electrical shock safety hazard.
Preferably, the thickness of described circuit board is 2.6mm, and circuit board thickness is attenuate greatly, has further saved installing space.
A kind of illuminating lamp case assembly using as above-mentioned arbitrary lighting device for refrigerator, comprise air channel base plate, air duct cover board and be located at the lighting device for refrigerator on air duct cover board, described air duct cover board is covered on the base plate of air channel, and lighting device for refrigerator is located between air channel base plate and air duct cover board.Wherein, between described lighting device for refrigerator and air channel base plate, be provided with air channel foam.
The utility model use as the illuminating lamp case assembly of above-mentioned arbitrary lighting device for refrigerator by the unite two into one assembling of assembly of lighting device for refrigerator and air duct cover board, pre-install in advance lighting device to air duct cover board, structural member mounted LED lamp bulb without optional equipment special use, realized saving installing space, improve production efficiency, also increased the dischargeable capacity of refrigerator simultaneously.
Compared with prior art, the beneficial effects of the utility model are:
The circuit board of the utility model lighting device for refrigerator is vertical with LGP to be arranged, and be located at the surface of LED lamp pearl on circuit board and the side of LGP over against, its width equates with the thickness of LGP, LED lamp pearl and illuminating lamp shade are in parallel position, when illumination work, the light that LED lamp pearl sends is broken up by LGP, make the whole luminosity of lighting device even, light illuminates the inside of refrigerator through illuminating lamp shade, without dazzling sensation, while having eliminated direct-view lighting device, easily damage the potential safety hazard of eyes; Due to each product independently naturally of circuit board and LGP, its separately design with install, if LED lamp pearl damages, only need to change separately LED lamp pearl, without changing monoblock circuit board, greatly reduce maintenance cost.
The utility model illuminating lamp case assembly is by the unite two into one assembling of assembly of lighting device for refrigerator and air duct cover board, pre-install in advance lighting device to air duct cover board, structural member mounted LED lamp bulb without optional equipment special use, realized saving installing space, improve production efficiency, also increased the dischargeable capacity of refrigerator simultaneously.
Accompanying drawing explanation
Fig. 1 is the part-structure schematic diagram of the utility model embodiment illuminating lamp case assembly.
Fig. 2 is A part structure for amplifying schematic diagram in Fig. 1.
Fig. 3 is the structural representation of circuit board.
Fig. 4 is another structural representation of circuit board.
Fig. 5 is the electrical schematic diagram of circuit board.
Fig. 6 is the overall structure schematic diagram of the utility model embodiment illuminating lamp case assembly.
The specific embodiment
Below in conjunction with the specific embodiment, the utility model is further described.Wherein, accompanying drawing is only for exemplary illustration, expression be only schematic diagram, but not pictorial diagram can not be interpreted as the restriction to this patent; For embodiment of the present utility model is described better, some parts of accompanying drawing have omission, zoom in or out, and do not represent the size of actual product; For a person skilled in the art, in accompanying drawing some known features and explanation thereof may to omit be understandable.
Be the embodiment of the utility model lighting device for refrigerator as shown in Figures 1 to 6, comprise mounting box 10, be located at LGP 20, the circuit board 30 in mounting box 10 and be located at the illuminating lamp shade 40 outside LGP 20, circuit board 30 setting vertical with LGP 20, circuit board 30 is provided with LED lamp pearl 31, the surface of LED lamp pearl 31 and the side of LGP 20 over against, and the width of LED lamp pearl 31 equates with the thickness of LGP 20.This lighting device for refrigerator adopts white led lamps pearl that illumination is provided.
In the present embodiment, as shown in Figure 3, Figure 4, circuit board 30 comprises pcb board 32, high-power and high-luminance paster LED lamp pearl 31, Chip-R 33 and the connector 34 being connected with power supply, and pcb board 32 is located in mounting box 10, and LED lamp pearl 31, Chip-R 33 and connector 34 are located on pcb board 32.Wherein, as shown in Figure 4, Figure 5, circuit board 30 is provided with four equidistant LED lamp pearl 31(D1 that arrange, D2, D3, D4), four LED lamp pearls 31 form two groups of LED lamps in parallel, and every group of LED lamp comprises LED lamp pearl 31 and a current-limiting resistance R1/R2 of two series connection.Certainly, can increase or reduce according to the needs of practical application the quantity of LED lamp pearl 31, and the appearance and size of LGP 20 and illuminating lamp shade 40 also can be adjusted accordingly.
In addition, pcb board 32 is provided with and somely for LED lamp pearl 31 provides the aperture (not shown) of heat radiation, improves radiating efficiency, extends the service life of device; The thickness h of circuit board 30 is 2.6mm, and circuit board 30 thickness are attenuate greatly, has further saved installing space.
In order to improve the security of use, the connector 34 on the present embodiment pcb board 32 is connected with 12V power supply.Existing LED lamp pearl adopts 220V through step-down rectifying circuit, required direct current SELV is provided to LED lamp pearl, because 220V is greater than SELV, therefore has electrical shock safety hazard.In the present embodiment, LED lamp pearl 31 provides the SELV of DC12V to power by the master control borad of refrigerator, has realized electric shock-prevention safety design, does not have electrical shock safety hazard.
For the utility model, use as shown in Figures 1 to 6 the embodiment of the illuminating lamp case assembly of above-mentioned lighting device for refrigerator, as shown in Figure 6, illuminating lamp case assembly comprises air channel base plate 50, air duct cover board 51 and is located at the lighting device for refrigerator on air duct cover board 51, air duct cover board 51 is covered on air channel base plate 50, and lighting device for refrigerator is located between air channel base plate 50 and air duct cover board 51.Wherein, between lighting device for refrigerator and air channel base plate 50, be provided with air channel foam 52.Wherein, on air duct cover board 51, be also provided with air port 53.
When actual installation is used, pcb board 32 is snapped in the draw-in groove of mounting box 10, rely on structure screens to guarantee that it is in place, stick sponge block 54, reinstall LGP 20, by structure guarantee to make the surface of LED lamp pearl 31 and the lateral vertical of LGP 20 over against, the width of LED lamp pearl 31 and the consistency of thickness of LGP 20, install again illuminating lamp shade 40, form lighting device for refrigerator; Lighting device for refrigerator is installed on air duct cover board 51, reinstalls air channel foam 52, air channel base plate 50 is then installed, form thus one with the illuminating lamp case assembly of LED lamp lighting apparatus; It is last that by this, the illuminating lamp case assembly with LED lamp lighting apparatus is installed on the inner bag of refrigerator body and realizes its illumination functions again.
The setting vertical with LGP 20 of the circuit board 30 of this lighting device for refrigerator, and be located at the surface of LED lamp pearl 31 on circuit board 30 and the side of LGP 20 over against, its width equates with the thickness of LGP 20, LED lamp pearl 31 and illuminating lamp shade 40 are in parallel position, when illumination work, the light that LED lamp pearl 31 sends is broken up by LGP 20, make the whole luminosity of lighting device even, light illuminates the inside of refrigerator through illuminating lamp shade 40, without dazzling sensation, while having eliminated direct-view lighting device, easily damage the potential safety hazard of eyes; Due to each product independently naturally of circuit board 30 and LGP 20, its separately design with install, if LED lamp pearl 31 damages, only need to change separately LED lamp pearl, without changing monoblock circuit board 30, greatly reduce maintenance cost; This illuminating lamp case assembly is by the unite two into one assembling of assembly of lighting device for refrigerator and air duct cover board 51, pre-install in advance lighting device to air duct cover board 51, structural member mounted LED lamp bulb without optional equipment special use, realized saving installing space, improve production efficiency, also increased the dischargeable capacity of refrigerator simultaneously.
Obviously, above-described embodiment of the present utility model is only for the utility model example is clearly described, and is not the restriction to embodiment of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without also giving all embodiments.All any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in the protection domain of the utility model claim.
Claims (9)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320374825.0U CN203405055U (en) | 2013-06-27 | 2013-06-27 | Refrigerator lighting device and lighting lamp box assembly thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320374825.0U CN203405055U (en) | 2013-06-27 | 2013-06-27 | Refrigerator lighting device and lighting lamp box assembly thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203405055U true CN203405055U (en) | 2014-01-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320374825.0U Expired - Lifetime CN203405055U (en) | 2013-06-27 | 2013-06-27 | Refrigerator lighting device and lighting lamp box assembly thereof |
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| CN (1) | CN203405055U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104215029A (en) * | 2014-09-22 | 2014-12-17 | 合肥美的电冰箱有限公司 | Surface light source assembling component of refrigerating chamber of refrigerator and refrigerator with surface light source assembling component |
| CN104236243A (en) * | 2014-09-22 | 2014-12-24 | 合肥美的电冰箱有限公司 | Surface-light-source assembling component of cold-storage room of refrigerator and refrigerator with surface-light-source assembling component |
| CN107062764A (en) * | 2017-01-09 | 2017-08-18 | 合肥华凌股份有限公司 | Refrigerator and its ducting assembly |
| CN108534452A (en) * | 2018-03-21 | 2018-09-14 | 合肥华凌股份有限公司 | Surface light source component and refrigerator |
| CN109700319A (en) * | 2017-10-25 | 2019-05-03 | Bsh家用电器有限公司 | Beverage dispenser and refrigeration appliance having beverage dispenser |
| CN109798728A (en) * | 2019-01-11 | 2019-05-24 | 深圳和而泰智能控制股份有限公司 | Headlamp and refrigerator |
-
2013
- 2013-06-27 CN CN201320374825.0U patent/CN203405055U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104215029A (en) * | 2014-09-22 | 2014-12-17 | 合肥美的电冰箱有限公司 | Surface light source assembling component of refrigerating chamber of refrigerator and refrigerator with surface light source assembling component |
| CN104236243A (en) * | 2014-09-22 | 2014-12-24 | 合肥美的电冰箱有限公司 | Surface-light-source assembling component of cold-storage room of refrigerator and refrigerator with surface-light-source assembling component |
| CN107062764A (en) * | 2017-01-09 | 2017-08-18 | 合肥华凌股份有限公司 | Refrigerator and its ducting assembly |
| CN109700319A (en) * | 2017-10-25 | 2019-05-03 | Bsh家用电器有限公司 | Beverage dispenser and refrigeration appliance having beverage dispenser |
| CN108534452A (en) * | 2018-03-21 | 2018-09-14 | 合肥华凌股份有限公司 | Surface light source component and refrigerator |
| CN109798728A (en) * | 2019-01-11 | 2019-05-24 | 深圳和而泰智能控制股份有限公司 | Headlamp and refrigerator |
| CN109798728B (en) * | 2019-01-11 | 2024-01-16 | 深圳和而泰智能控制股份有限公司 | Lighting lamp and refrigerator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140122 |