CN210107839U - Refrigerator with sterilization and deodorization functions - Google Patents

Abstract

The utility model discloses a refrigerator with sterilization and deodorization functions, which aims to combine a photocatalyst medium with the refrigerator to play an effective sterilization and deodorization function and prolong the service life of the photocatalyst medium; the refrigerator comprises a refrigerator shell, an inner container and a door body, wherein an LED lamp and an ultraviolet lamp are arranged at the top of the inner container, the LED lamp is controlled by a first switch, the ultraviolet lamp is controlled by a second switch, a carbon fiber filter screen is arranged on the rear wall of the inner container, a TiO ₂ photocatalyst layer is coated on the carbon fiber filter screen, and a cover plate is arranged on the carbon fiber filter screen; the utility model discloses combine together carbon fiber filter screen and TiO ₂ photocatalyst layer and play deodorant function of disinfecting simultaneously, change in simultaneously it and change and clean, set up the apron in TiO ₂ photocatalyst layer outside, effectually protect it, avoid steam and food residue in the refrigerator inner bag to pollute TiO ₂ photocatalyst layer, improved the life on TiO ₂ photocatalyst layer and the deodorant effect of disinfecting in the refrigerator.

Description

Refrigerator with sterilization and deodorization functions

Technical Field

The utility model relates to a refrigerator technical field, concretely relates to refrigerator with sterilization deodorization function.

Background

The refrigerator chamber comprises an inner container and a refrigerating door, and is mainly used for storing fruits, vegetables, fresh foods and the like. Food stored in a refrigerator, particularly in a refrigerating chamber, may be spoiled for a long time. Food spoilage is mainly caused by bacteria and mold, and in order to kill bacteria and mold, people originally installed an adsorption device in a refrigerator to adsorb odor, but the adsorption device did not play any role in bacteria and mold on the surface of a refrigerator liner and food in the refrigerator, it only adsorbed odor generated by microorganisms, and did not play a role in food preservation.

The refrigerator industry uses ozone generators to kill bacteria in refrigerators, ozone is a high-efficiency sterilization substance, can kill bacteria on food in refrigerators, but has high concentration and is harmful to human bodies, heavy in ozone taste, poor in use comfort level and not easy to accept by users. The photocatalyst is a generic name of a photo-semiconductor material with a photocatalytic function, and has the function of ultraviolet lightUnder the action of the photocatalyst, the photocatalyst can generate a strong catalytic degradation function, and catalyzes water or oxygen in the air into hydroxyl free radicals with strong oxidizing capability, superoxide anion free radicals, active oxygen and other photoproduction active groups with strong oxidizing capability, so that bacteria can be effectively killed, toxins released by microorganisms can be decomposed, and the photocatalyst has the functions of deodorization, pollution resistance, air purification and the like. And ZrO₂TiO compared with ZnO and other materials₂Has the advantages of high degradation speed, wide degradation range, high stability, light corrosion resistance, low price, lasting and long-acting catalytic action and the like.

The patent No. 201420554797.5A nanometer photocatalyst bacteria-cleaning refrigerator or fruit wine cabinet with odor-removing function comprises an ultraviolet lamp tube and a photocatalyst net, wherein the photocatalyst net is sleeved on the ultraviolet lamp tube. Although the structure is adopted, the nano photocatalyst bacteria-cleaning and smell-removing device can clean bacteria and remove smell of the inner container at any time, so that articles are prevented from being polluted and peculiar smell is prevented from being generated; however, the nano photocatalyst bacteria-cleaning and deodorizing device is unreasonable in installation and arrangement, and the bacteria-cleaning and deodorizing effect is not good; patent numbers: 201720834560.6A nanometer photocatalyst refrigerator with antibacterial and deodorant effects is prepared by placing ultraviolet flat lamp in double layer structure of shelf, and coating nanometer photocatalyst material on the bottom of the shelf; however, the protection of the photocatalyst material is not considered for the special food-storing electric appliance such as a refrigerator, so that the service life of the photocatalyst material is affected. The current photocatalyst coating is only coated alone in actual operation, and the efficiency of sterilization cannot be optimized due to the influence of environmental conditions and the limitation of a bearing mode.

SUMMERY OF THE UTILITY MODEL

The utility model overcomes prior art's is not enough, provides a refrigerator with sterilization deodorization function, and the purpose combines photocatalyst medium and refrigerator, plays effectual deodorization function of disinfecting, makes the utility life of photocatalyst medium longer.

The utility model provides a technical scheme that its technical problem adopted is:

a refrigerator with sterilization and deodorization functions comprises a refrigerator shell, an inner container, a heat insulation layer, a storage rack, a fruit box and a door body, wherein the refrigerator shell and the refrigerator inner containerThe courage constitutes front opening's box, installs on the front opening's box and can open, the closed door body, the inner bag top is provided with LED lamp and ultraviolet lamp, the LED lamp through first on-off control, the ultraviolet lamp pass through second on-off control, be provided with the carbon fiber filter screen on the inner bag back wall, the carbon fiber filter screen on the coating have TiO filter screen₂The photocatalyst layer, be provided with the apron on the carbon fiber filter screen.

In a further preferred structure, a switch communication control key is arranged at the top of the inner container and is started through a switch of the door body, the switch communication control key is arranged between the first switch and the second switch, the first switch is connected with the second switch in parallel, the first switch is connected with the LED lamp in series, and the second switch is connected with the ultraviolet lamp in series.

In a further preferred structure, transparent protective covers are arranged outside the LED lamp and the ultraviolet lamp.

In a further preferred structure, the timer is disposed outside the refrigerator casing.

In a further preferred structure, the carbon fiber filter screen is sequentially coated with a hydrophilic medium layer and TiO₂A photocatalyst layer. Coating a hydrophilic medium layer on a carrier and then coating TiO₂A photocatalyst layer, the coating structure of which makes TiO₂The photocatalyst layer is more stable, the service life of the photocatalyst layer is prolonged,

in a further preferred structure, the ultraviolet lamp is arranged at the position where the top of the inner container is intersected with the rear wall, a transparent protective cover is arranged outside the ultraviolet lamp, and the carbon fiber filter screen is arranged at the top and the rear wall of the inner container.

In a further preferred configuration, the second switch is connected to a timer.

Further preferred structure, the apron is for covering the membrane structure, be provided with the mount on the inner bag, mount one end through connection has a rotation axis, the rotation axis on the winding have the cover membrane, the mount other end is provided with the fixed orifices, cover the membrane front end and be provided with the couple that corresponds the fixed orifices, the mount sets up the both ends at the carbon fiber filter screen.

In a further preferred structure, the cover plate is a louver structure, and the louver structure covers the carbon fiber filter screen.

The utility model discloses produced beneficial effect does for prior art.

1) The utility model discloses set up ultraviolet lamp and photocatalyst material in the refrigerator, combine the two, produce the efficient sterilization effect, be different from traditional sterilization refrigerator, the bactericidal effect of this device is more thoroughly lasting, can not produce the problem that the sterilization effect that the material consumption leads to descends, and this device makes sterilization effect more high-efficient owing to the combination of ultraviolet ray and photocatalyst simultaneously, shortens ultraviolet lamp irradiation time, can not cause ultraviolet irradiation to influence human problem.

2) The utility model discloses set up the TiO coated of cooperation ultraviolet lamp in refrigerator inner bag₂Carbon fiber filter screen of photocatalyst layer, different from TiO₂Photocatalyst layer directly coats in the refrigerator, the utility model discloses not only will have the carbon fiber filter screen that adsorbs the deodorization effect and have the TiO of catalytic sterilization effect₂The photocatalyst layer is combined to play a role in sterilization and deodorization, and is easier to replace and clean.

3) The utility model discloses a time that the ultraviolet lamp was opened that can be more convenient is controlled in the setting of timer.

4) Simultaneously, because the refrigerator stores food, the refrigerator can more easily generate water vapor and food residue in the inner container, the utility model discloses at TiO₂The cover plate is arranged outside the photocatalyst layer, so that the photocatalyst layer is effectively aligned with TiO₂The photocatalyst layer is used for protecting to prevent water vapor and food residues in the inner container of the refrigerator from polluting TiO₂Photocatalyst layer, remarkably improves TiO₂The service life of the photocatalyst layer improves the sterilization and deodorization effects in the refrigerator.

5) The utility model discloses can reduce ultraviolet irradiation time, effectively degrade the harmful gas in the refrigerator inner bag simultaneously, reach energy-conservation, reduce discharging, reduce the comprehensive effect of energy consumption.

Drawings

FIG. 1 is a front view of the inner container of the refrigerator according to embodiment 1.

Fig. 2 is a schematic structural view of a side wall of the refrigerator liner in embodiment 1.

Fig. 3 is a circuit diagram of the operation of the ultraviolet lamp and the LED lamp in embodiment 2.

Wherein, 1 is refrigerator shell, 2 is the inner bag, 3 is the heat preservation, 4 is the supporter, 5 is the fruit case, 6 is the door body, 7 is the LED lamp, 8 is the ultraviolet lamp, 9 is first switch, 10 is the second switch, 11 is the timer, 12 is the carbon fiber filter screen, 13 is the mount, 14 is transparent safety cover, 15 is switch intercommunication control key, 16 is the PET cover film, 17 is the lateral wall.

Detailed Description

In order to make the technical problem, technical scheme and beneficial effect that the utility model will solve more clearly understand, combine embodiment and attached drawing, it is right to go on further detailed description the utility model discloses. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. The technical solution of the present invention is described in detail below with reference to the embodiments and the drawings, but the scope of protection is not limited thereto.

Example 1

As shown in fig. 1 and fig. 2, a refrigerator with sterilization and deodorization functions comprises a refrigerator shell 1, an inner container 2, a heat insulation layer 3, a storage rack 4, a fruit box 5 and a door body 6, wherein the refrigerator shell 1 and the inner container 2 form a front opening box body, the front opening box body is provided with the door body 6 which can be opened and closed, the top of the inner container 2 is provided with an LED lamp 7, an ultraviolet lamp 8 is arranged at a position where the top of the inner container 2 intersects with the rear wall, a transparent protective cover 14 is arranged outside the ultraviolet lamp 8, the LED lamp 7 is controlled by a first switch 9, the ultraviolet lamp 8 is controlled by a second switch 10, the second switch 10 is a control plug, is connected with the ultraviolet lamp 8 through a power cord and is LED to the outside of the refrigerator shell 1, the second switch 10 is connected with a timer 11, the timer 11 is a socket timer switch, has an automatic power-off countdown function, and can set the on-on time of the, after the sterilization time, the power supply can be automatically cut off, carbon fiber filter screens 12 are fixedly adhered on the back wall, the top and the side wall 17 of the inner container 2, and hydrophilic medium layers and TiO are sequentially coated on the carbon fiber filter screens 12₂PhotocatalystLayer, both sides at carbon fiber filter 12 are provided with mount 13, mount 13 fixed connection is on inner bag 2, 13 one end through connection of mount has a rotation axis, the winding has waterproof antifouling opaque PET to cover membrane 16 on the rotation axis, the mount 13 other end is provided with the fixed orifices, PET covers membrane 16 front end and is provided with the couple that corresponds the fixed orifices, when not using the ultraviolet lamp function of disinfecting, can cover membrane 16 with PET and pull out and put the couple is fixed to be hung in the fixed orifices, cover carbon fiber filter 12, prevent that the food that the refrigerator inner bag deposited or the steam that produces from polluting carbon fiber filter 12.

Example 2

Still another way to start the ultraviolet lamp is to associate the LED lamp with the ultraviolet lamp switch, as shown in fig. 3, a switch communication control key 15 is arranged on the top of the inner container 2, the switch communication control key 15 is started by the switch of the door 6, the switch communication control key 15 is arranged between the first switch 9 and the second switch 10, the first switch 9 is connected in parallel with the second switch 10, the first switch 9 is connected in series with the LED lamp 7, and the second switch 10 is connected in series with the ultraviolet lamp 8. When opening door body 6, the circuit of switch-on LED lamp 7 cuts off the circuit of ultraviolet lamp 8 simultaneously, and when opening door body 6 promptly, ultraviolet lamp 8 is out of work, and when closing door body 6, the circuit of switch-on ultraviolet lamp 8 cuts off the circuit of LED lamp 7 simultaneously, and when closing door body 6 promptly, ultraviolet lamp 8 works. Therefore, the sterilization and deodorization functions are always kept on when the refrigerator is not used. Be provided with the shutter structure on the inner bag 2, the shutter structure cover be in on the carbon fiber filter screen, can open and close the carbon fiber filter screen. The rest of the structure is the same as that of embodiment 1.

In the embodiment, the TiO-coated inner container 2 matched with the ultraviolet lamp 8 is arranged in the inner container 2 of the refrigerator₂Carbon fiber filter screen of photocatalyst layer, different from TiO₂The photocatalyst layer is directly coated in the refrigerator, and not only the carbon fiber filter screen with the adsorption and deodorization effects and the TiO with the catalytic sterilization effect are coated₂The photocatalyst layer is combined to play a role in sterilization and deodorization, and is easier to replace and clean. By adopting the timer, the time for opening the ultraviolet lamp can be controlled more conveniently. At the same timeThe above embodiment is made by coating TiO with moisture and food residue more easily generated in the inner container 2 due to the storage of food in the refrigerator₂The external part of the photocatalyst layer is provided with a PET covering film 16 which can be pulled and retracted, thereby effectively treating TiO₂The photocatalyst layer is used for protection, when the photocatalyst layer is required to be matched with the ultraviolet lamp 8 for sterilization, the PET covering film 16 can be rolled on the rotating shaft, and if the sterilization function is closed, the PET covering film 16 can be pulled out and fixed to TiO₂The photocatalyst layer is used for protecting to prevent water vapor and food residues in the inner container of the refrigerator from polluting TiO₂Photocatalyst layer, remarkably improves TiO₂The practical life of the photocatalyst layer improves the sterilization and deodorization effects in the refrigerator.

The above description is for further details of the present invention with reference to specific preferred embodiments, and it should not be understood that the embodiments of the present invention are limited thereto, and it will be apparent to those skilled in the art that the present invention can be implemented in a plurality of simple deductions or substitutions without departing from the scope of the present invention, and all such alterations and substitutions should be considered as belonging to the present invention, which is defined by the appended claims.

Claims (9)

1. The utility model provides a refrigerator with sterilization deodorization function, includes refrigerator shell, inner bag, heat preservation, supporter, fruit case and the door body, and refrigerator shell and inner bag constitute front opening's box, install on the front opening's box can open, closed door body, a serial communication port, the inner bag top is provided with LED lamp and ultraviolet lamp, the LED lamp through first on-off control, the ultraviolet lamp pass through second on-off control, be provided with the carbon fiber filter screen on the inner bag rear wall, the carbon fiber filter screen on the coating have TiO₂The photocatalyst layer, be provided with the apron on the carbon fiber filter screen.

2. The refrigerator with the sterilization and deodorization functions as claimed in claim 1, wherein a switch communication control key is arranged on the top of the inner container, the switch communication control key is started through a switch of the door body, the switch communication control key is arranged between the first switch and the second switch, the first switch is connected with the second switch in parallel, the first switch is connected with the LED lamp in series, and the second switch is connected with the ultraviolet lamp in series.

3. The refrigerator with sterilization and deodorization functions as claimed in claim 1, wherein transparent protection covers are disposed outside the LED lamp and the ultraviolet lamp.

4. The refrigerator with sterilization and deodorization functions as claimed in claim 1, wherein a timer is connected to the second switch.

5. The refrigerator with sterilizing and deodorizing functions as claimed in claim 4, wherein said timer is provided at an outer side of a casing of the refrigerator.

6. The refrigerator of claim 1, wherein the carbon fiber filter is coated with a hydrophilic medium layer and TiO in sequence₂A photocatalyst layer.

7. The refrigerator with sterilization and deodorization functions as claimed in claim 1, wherein the ultraviolet lamp is disposed at a position where the top of the inner container intersects with the rear wall, a transparent protective cover is disposed outside the ultraviolet lamp, and the carbon fiber filter screen is disposed at the top and the rear wall of the inner container.

8. The refrigerator as claimed in claim 1, wherein the cover plate is a cover film structure, the inner container is provided with a fixing frame, one end of the fixing frame is connected with a rotating shaft in a penetrating manner, the rotating shaft is wound with a cover film, the other end of the fixing frame is provided with a fixing hole, the front end of the cover film is provided with a hook corresponding to the fixing hole, and the fixing frame is arranged at two ends of the carbon fiber filter screen.

9. The refrigerator as claimed in claim 1, wherein the cover plate is a louver structure covering the carbon fiber mesh.

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