JP2008113722A - Ultraviolet sterilization device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an ultraviolet sterilization device capable of sterilizing all the objects to be sterilized evenly and simultaneously. <P>SOLUTION: A door part 3 of a device body 2 is opened, and three cutting boards A are inserted one by one between sterilization lamps 5 disposed inside a sterilization chamber 4. The cutting boards A inserted between the sterilization lamps 5 are supported as separated from one another at prescribed intervals by side guide bars 6. The ultraviolet rays emitted from the respective sterilization lamps 5 are applied to outer surfaces (left and right sides and front and rear surfaces) of the cutting boards A inserted between the sterilization lamps 5 so that the outer surfaces of the respective cutting boards A are evenly and simultaneously sterilized. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to an ultraviolet sterilizer used when sterilizing cooking utensils such as cutting boards, knives, knives, and dishes.

Conventionally, as an apparatus for sterilizing the cutting board of the above-described example, for example, an ultraviolet ray irradiated from a sterilization lamp provided on the lower part of the canopy that closes the opening on the upper surface of the sterilization body with a cutting board and a knife housed inside the sterilization body The sterilization chamber of Patent Document 1 that is sterilized by the above, and the cooking utensils such as a bowl housed inside the box are sterilized by ultraviolet rays irradiated from a sterilization lamp provided on one side of the box. There is a sterilization dryer for cooking utensils.
Utility Model Registration No. 3097730 Japanese Utility Model Publication No. 3-114169

  However, the sterilization cabinet of Patent Document 1 and the sterilization dryer of Patent Document 2 irradiate ultraviolet light emitted from a sterilization lamp to one outer surface of a cooking utensil such as a cutting board or a kitchen knife, and are reflected by a mirror-finished inner wall surface. The other side outer surface of the cooking utensil is irradiated with UV light, but since the irradiation distance of the ultraviolet ray irradiated to one outer surface of the cooking utensil and the other side outer surface is different, the ultraviolet ray projected from the germicidal lamp is used for the cooking utensil. It is difficult to uniformly irradiate the outer surface of both sides of the sterilization, and sterilization unevenness may occur.

  In view of the above problems, an object of the present invention is to provide an ultraviolet sterilizer capable of sterilizing the entire object to be sterilized substantially uniformly and substantially simultaneously.

  The ultraviolet sterilization apparatus of the invention described in claim 1 is an ultraviolet sterilization treatment that irradiates the outer surface of an object to be sterilized, which is irradiated from a sterilization lamp provided in the sterilization chamber, and sterilizes it. In the apparatus, the sterilizing lamps are arranged opposite to the outer surfaces on both sides of the object to be sterilized stored in the sterilization chamber, and a plurality of the sterilizing lamps are arranged at intervals allowing insertion of the object to be sterilized. Features.

  According to this invention, the object to be sterilized is inserted between the sterilization lamps arranged in the interior of the sterilization chamber, and the ultraviolet rays emitted from each sterilization lamp are placed on the outer surfaces on both sides of the object to be sterilized facing each sterilization lamp. By irradiating directly, the entire object to be sterilized is sterilized substantially uniformly and substantially simultaneously.

  The article to be sterilized can be composed of cooking utensils such as cutting boards, kitchen knives, knives, and tableware. In addition, the germicidal lamp can be composed of an illuminating device that emits ultraviolet light having a wavelength suitable for sterilization treatment, such as an ultraviolet lamp.

  In the ultraviolet sterilization apparatus according to the second aspect of the present invention, in addition to the configuration according to the first aspect, each object to be sterilized inserted between the sterilization lamps is spaced from the sterilization lamps at a predetermined equal interval. The present invention is characterized in that sterilized article support means is provided which is supported in a state where the sterilization is performed.

  According to the present invention, the object to be sterilized inserted between the sterilizing lamps by the object to be sterilized is supported in a state that is spaced at a predetermined equal interval with respect to each sterilizing lamp. The irradiation distance of the irradiated ultraviolet rays can be kept substantially constant. Further, when the article to be sterilized is inserted into or removed from each sterilization lamp, the article to be sterilized is prevented from coming into contact with or coming into contact with each sterilization lamp.

  The said sterilization object support means can be comprised with the metal guide members which have rod shape, linear form, plate shape, etc., for example. Further, the guide member is formed in a diameter, thickness, thickness, shape, etc. suitable for irradiating the entire object to be sterilized with ultraviolet rays substantially uniformly. The guide member may be formed of a material other than metal as long as it is a material that does not hinder ultraviolet irradiation.

  The ultraviolet sterilization apparatus of the invention described in claim 3 is provided with an opening that allows the sterilized material to be taken in and out on the front side of the apparatus main body in combination with the configuration of claim 1 or 2. The opening is provided with a door that can be freely opened and closed, and an insertion part that holds the article to be sterilized is provided on the inner wall of the door that faces the sterilization chamber. It is characterized by that.

  According to the present invention, after an object to be sterilized (a knife, a knife, etc.) is inserted and held in the insertion portion of the door portion, the opening portion of the apparatus main body is closed by the door portion. After that, when sterilizing the parts to be sterilized inserted between the sterilizing lamps, the ultraviolet light emitted from each sterilizing lamp is irradiated to the outer surface of the sterilized object inserted into the insertion part of the door part. Sterilize.

  The ultraviolet sterilization apparatus of the invention described in claim 4 is inserted into the insertion portion on the inner wall surface of the door portion facing the article to be sterilized inserted in the insertion portion, together with the configuration of claim 3. An ultraviolet reflecting means for reflecting the ultraviolet light projected from the germicidal lamp toward the object to be sterilized is provided.

  According to this invention, the ultraviolet light projected from the germicidal lamp is irradiated to one side outer surface of the article to be sterilized inserted into the insertion part, and the ultraviolet light reflected by the ultraviolet reflecting means is inserted into the insertion part. Irradiate the outer surface of the other side to sterilize both outer surfaces of the object to be sterilized.

  The ultraviolet reflecting means can be constituted by, for example, a plate-like or sheet-like reflecting plate, a mirror-finished wall surface, or the like.

  The ultraviolet sterilizer of the invention described in claim 5 is combined with the structure described in any one of claims 1 to 4, and includes a plurality of wall plates that constitute at least one of the door portion and the sterilization chamber. The opposed edge portions are integrally joined by a winding process.

  According to the present invention, the opposing edge portions of a plurality of wall plates (for example, upper and lower wall plates, both side wall plates, front and rear wall plates, etc.) constituting at least one of the door portion and the sterilization chamber are integrally joined by winding. ing. In other words, by opposing the edge of the one wall plate and the other wall plate by a winding process, or by integrally winding, for example, by winding in a spiral or winding in a bowl shape, For example, pests such as mosquitoes, moths and cockroaches are prevented from entering the sterilization chamber through the wallboard.

  According to the present invention, the object to be sterilized is inserted between the sterilization lamps arranged in the sterilization chamber, and the ultraviolet light emitted from each sterilization lamp is irradiated on both outer surfaces of the object to be sterilized. The entire product can be sterilized substantially uniformly and substantially simultaneously. In addition, the processing time can be improved by shortening the time required for the sterilization treatment.

  The object of the present invention is to sterilize the entire object to be sterilized substantially uniformly and substantially simultaneously by inserting the object to be sterilized between the sterilization lamps arranged in the sterilization chamber. This was achieved by irradiating the outer surface of both sides of the object to be sterilized with ultraviolet rays to be projected.

  An embodiment of the present invention will be described in detail with reference to the drawings.

  The drawings show an ultraviolet sterilization apparatus used for sterilizing a cutting board and a knife as an example of an object to be sterilized. In FIGS. 1 to 5, the ultraviolet sterilization apparatus 1 is an apparatus main body formed in a box shape. The door part 3 formed in the size and shape which the whole opening part 2a is obstruct | occluded is connected to the front side opening part 2a of 2 so that opening and closing is possible. Further, inside the apparatus main body 2, a sterilization chamber 4 formed in a size and shape in which a cutting board A having a rectangular shape when viewed from the side is stored in parallel in a vertically long shape is provided. In addition, the opposing edge part of the apparatus main body 2 and the door part 3 is in contact with the state in which invasion of a pest or the like is prevented.

  The opening 2a of the apparatus main body 2 is provided in a size and shape that allows the cutting board A held in a vertically long posture to be taken in and out. Moreover, you may provide the sterilization chamber 4 in the magnitude | size and shape in which one, two, or three or more cutting boards A are accommodated in parallel, for example.

  Inside the sterilization chamber 4, the sterilizing lamps 5 irradiate ultraviolet rays on the outer surfaces on both sides of the chopping boards A, facing the central portions of the left and right sides of the chopping boards A stored in parallel in a vertically long posture. And four are arranged at equal intervals on the left and right sides where insertion of each cutting board A is allowed.

  On the rear inner wall surface of the sterilization chamber 4, a pair of upper and lower brackets 9, 9 that hold a sterilization lamp 5 such as an ultraviolet lamp are fixed at a predetermined interval. In addition, sockets 9 a and 9 a into which the upper and lower ends of the germicidal lamp 5 are inserted are provided at the front ends of the brackets 9 and 9.

  The sterilizing lamps 5 formed to have substantially the same length as the entire length of the cutting board A are inserted into the sterilization chamber 4 through the opening 2a of the apparatus body 2, and the upper and lower ends of each sterilizing lamp 5 are connected to a pair of upper and lower brackets. 9 and 9 are inserted into sockets 9a and 9a, respectively, and are held at the left and right intervals that allow the cutting board A to be inserted. That is, the germicidal lamps 5 are held in a state of being spaced apart by an interval wider than the cutting board A for one sheet, and are held in a vertically long state in parallel with the left and right center portions of the cutting board A. Further, a plurality of the sterilizing lamps 5 may be arranged in the front-rear direction so as to face both the left and right surfaces (or both front and back surfaces) of the cutting board A corresponding to the outer surfaces on both sides of the article to be sterilized.

  On the outer periphery of each germicidal lamp 5, three side guide rods 6 that support the cutting boards 4 are opposed to the left and right surfaces of the cutting boards A inserted between the germicidal lamps 5. It is installed substantially horizontally at predetermined equal intervals in the vertical direction.

  The side guide bar 6 is formed in a substantially U shape when viewed from above (see FIG. 5), and is constructed so that the front peripheral surface and the left and right peripheral surfaces of the germicidal lamp 5 are surrounded by the germicidal lamp 5 as a center. ing. Further, the front end portion of the side guide rod 6 is formed in a smooth curved surface shape that guides the insertion of the cutting board A toward the substantially central portion between the germicidal lamps 5 and 5.

  The side guide bar 6 supports the cutting board A inserted between the left and right germicidal lamps 5 and 5 in a state of being spaced apart from the germicidal lamps 5 and 5 by a predetermined equal interval. That is, the cutting board 4 is supported in a state where contact with the germicidal lamp 5 is avoided, and the cutting board A is prevented from contacting or abutting against the germicidal lamp 5.

  Three lower guides on which the cutting boards A are placed on the inner wall surface of the bottom of the sterilizing chamber 4 so as to face the lower ends of the three cutting boards A inserted between the sterilizing lamps 5. The rods 7 are laid substantially horizontally in the front-rear direction. The lower guide bar 7 supports the cutting board A inserted between the sterilizing lamps 5 at a height position spaced from the inner wall surface of the bottom of the sterilizing chamber 4 at a predetermined interval.

  The rear inner wall surface of the rear part of the sterilization chamber 4 is in contact with the central part of the rear end side of the entire cutting board A inserted between the sterilizing lamps 5. One rear guide bar 8 is installed substantially horizontally in the left-right direction. The rear guide bar 8 restricts the entire cutting board A inserted between the sterilizing lamps 5 to the insertion position spaced from the rear inner wall surface of the sterilization chamber 4 at a predetermined interval.

  Note that the number of the side guide bars 6 and the rear guide bars 8 is not limited to the number in the embodiment, and may be changed to, for example, two, three or more. Moreover, you may change the space | interval, position, etc. of the side part guide bar 6 and the rear part guide bar 8. FIG.

  The upper rear inner wall surface of the sterilization chamber 4 is provided with a ventilation port 4a for exhausting the atmosphere in the sterilization chamber 4 to the outside. A ventilation fan 10 for forcibly exhausting the atmosphere in the sterilization chamber 4 toward the outside is provided on the rear outer wall surface facing the ventilation port 4a. Further, on the exhaust side of the ventilation fan 10, a metal insect net 11 formed on a mesh that prevents the invasion of pests is stretched.

  The bottom inner wall surface of the sterilization chamber 4 is inclined at an angle at which water drops flow toward the front bottom inner wall surface. Further, three holes 4b are provided on the inner wall surface of the front bottom portion at predetermined intervals to discharge water droplets dripping from the cutting board A to the outside. Further, on the outer wall surface of the bottom portion of the hole portion 4b, a metal insect net 11 formed in a mesh that is formed in a size and shape that covers all the hole portions 4b... Yes.

  As shown in FIGS. 3 to 5, the door portion 3 is connected to the right edge portion of the apparatus main body 2 through hinges 12 and 12 so as to be rotatable in the left-right direction. Further, a grip portion 3 a for opening and closing the door portion 3 is provided on the left front surface portion of the door portion 3.

  In addition, the opposing edge part of the apparatus main body 2 and the door part 3 may be obstruct | occluded in an airtight state by the sealing member made from a synthetic rubber, the ultraviolet light projected from the germicidal lamp 5 may leak outside, or a pest may be indoors. Can be prevented from entering. Further, the door portion 3 may be provided so as to be freely opened and closed, provided so as to be able to open both left and right or up and down, or provided so as to be openable and slidable from side to side and up and down.

  The bottom inner wall surface of the door 3 is provided with a plurality of holes 3b for discharging water drops dripping from the knife B to the outside of the room at predetermined equal intervals. Further, on the outer wall surface of the bottom portion of the door portion 3, a metal insect-proof net 11 is formed so as to have a size and shape so as to cover all the holes 3b. Yes.

  On the lower inner wall surface of the door portion 3 facing the sterilization chamber 4, synthetic resin insertion portions 13 that are held in a state in which one knife B is inserted substantially vertically are arranged at predetermined equal intervals in the width direction. Three are provided apart. Moreover, you may provide the insertion part 13 in one piece, two pieces, or three or more, for example.

  The insertion portion 13 is formed with an insertion groove 13a having a groove width that allows the blade portion Ba of the kitchen knife B to be inserted in a substantially vertical direction and prevents insertion of the handle portion Bb.

  In other words, the blade portion Ba of the knife B is vertically inserted into the insertion groove 13a of the insertion portion 13 from above, and the handle portion Bb is brought into contact with the peripheral edge portion of the insertion groove 13a, whereby the one-side blade surface of the blade portion Ba is brought into the sterilization chamber. 4 is restricted to the direction and angle facing the germicidal lamps 5. Moreover, the other side blade surface is restricted to a direction and an angle facing a reflection plate 14 to be described later attached to the lower inner wall surface of the door portion 3.

The lower inner wall surface of the door portion 3 reflects the ultraviolet rays emitted from the sterilizing lamps 5 so as to face the blade portions Ba of the knives B inserted into the insertion portions 13. The reflective plate 14 is stuck and fixed by a sticking means such as a double-sided pressure-sensitive adhesive tape or adhesive. The reflecting plate 14 reflects the ultraviolet rays projected from the germicidal lamps 5 toward the blades Ba of the knives B inserted into the insertion parts 13. Further, the lower inner wall surface of the door part 3 or the entire inner wall surfaces of the sterilization chamber 4 and the door part 3 are mirror-finished in a state suitable for reflecting the ultraviolet light projected from each sterilization lamp 5. Alternatively, a plurality of insertion grooves 13a into which one knife B is inserted are provided at a predetermined equal interval in the length direction in one insertion portion 13 provided along the lower inner wall surface of the door portion 3. May be.

  The said door part 3 and the sterilization chamber 4 wind up the opposing edge part of the upper wall board (top board) which comprises the door part 3, a lower wall board (bottom board), a both-sides wall board, and a front wall board. They are joined together by processing. Moreover, the opposing edge part of the upper wall board (top board) which comprises the sterilization chamber 4, a lower wall board (bottom board), a both-sides wall board, and a rear wall board is integrally joined by the winding process. .

  As shown in FIG. 6, the opposing edge c between the one wall plate a and the other wall plate b constituting the door portion 3 and the sterilization chamber 4 is wound into a spiral shape or wound into a bowl shape. The sterilization chamber 4 closed by the door 3 is integrally joined in a state in which the airtightness is maintained, for example, by tightening. That is, since the opposing edge part c of the wall board a and b which comprises the door part 3 and the sterilization chamber 4 is wound in the contact | adherence state, for example, pests, such as a mosquito, a moth, and a cockroach, from between wall board a and b Intrusion into the sterilization chamber 4 can be reliably prevented.

  In the embodiment, all the wall plates of the door portion 3 and the sterilization chamber 4 are joined by the winding process, but some of the wall plates may be joined by the winding process. Alternatively, any one of the plurality of wall plates may be integrally formed with one metal plate, or at least one of the door portion 3 and the sterilization chamber 4 may be press-molded with one metal plate.

  FIG. 7 shows a circuit configuration of the ultraviolet sterilizer 1, and sterilization lamps 5 for irradiating the cutting board A and the knife B housed in the sterilization chamber 4 with ultraviolet rays, and the atmosphere in the sterilization chamber 4 outside the room. The ventilation fan 10 for exhausting air, the plug 15 such as an EL plug connected to an external power source, the inverter 16 for converting the direct current power supplied from the external power source into alternating current, and energizing the entire apparatus are turned on. A power switch 17 for turning off, a timer switch 18 for setting a sterilization time, each lighting display lamp 19 for displaying that each sterilization lamp 5 is lit, and an energization display for displaying energization The lamp 20 is connected to a door opening / closing confirmation switch 22 whose circuit is cut off and connected by the opening / closing operation of the door portion 3.

  The power switch 17, the timer switch 18, each lighting display lamp 19, and the energization display lamp 20 are arranged on an operation panel 21 provided on the trunk-side front portion of the door portion 3.

  After the power switch 17 is turned on to energize the standby state where sterilization can be performed, the timer switch 18 is rotated in the direction in which the sterilization time is set. Until the time elapses, the germicidal lamps 5 are continuously lit and the ventilation fan 10 is continuously driven.

  Further, when the timer switch 18 is rotated in a direction in which the sterilization time is reset, or when the sterilization time set by the timer switch 18 elapses, the circuit is cut off, so that each sterilization lamp 5. The drive of the fan 10 stops.

  Each of the lighting display lamps 19 is composed of a light emitting element such as an LED, and is arranged corresponding to each of the four sterilization lamps 5 disposed in the sterilization chamber 4. For example, if the germicidal lamp 5 is extinguished due to any cause such as life or failure, the lighting display lamps 19 arranged at positions corresponding to the extinguished germicidal lamp 5 are extinguished, so that the door 3 does not have to be opened. The sterilization lamp 5 can be visually confirmed from the outside of the sterilization chamber 4.

  The door open / close confirmation switch 22 is provided between the open / close side edge of the left side edge of the apparatus body 2 and the left side edge of the door 3.

  When the door 3 is rotated in the opening direction and the opening 2a is opened, the door open / close confirmation switch 22 is turned off and the circuit is shut off, so that each sterilization lamp 5 is turned off and the ventilation fan 10 is driven. Stop.

  When the door 3 is turned in the closing direction and the opening 2a is closed, the door open / close confirmation switch 22 is turned on and the circuit is connected. 5... Are lit and the ventilation fan 10 is driven. Further, until the sterilization time elapses, the sterilization lamps 5 are continuously lit and the ventilation fan 10 is continuously driven.

  Further, when the germicidal lamp 5 is turned off or when the germicidal lamp 5 is removed from the sockets 9a, 9a, the circuit is cut off, the germicidal lamps 5 are turned off, and the drive of the ventilation fan 10 is stopped. It may be provided.

  The illustrated embodiment is configured as described above, and a method for sterilizing the cutting board A and the knife B with the ultraviolet sterilizer 1 will be described below.

  First, as shown in FIGS. 1 and 2, the door 3 of the apparatus main body 2 is opened, and each of the three cutting boards A is held in a vertically long posture, and each sterilization disposed inside the sterilization chamber 4. Each of the cutting boards A inserted between the sterilizing lamps 5 by the side guide rods 6 is inserted into the substantially central portion between the lamps 5. It is supported in a state of being separated at a predetermined equal interval.

  Further, the three kitchen knives B are held in a substantially vertical posture, and are inserted and held one by one vertically from above into each of the insertion portions 13 provided on the inner wall surface of the door portion 3. One or two cutting boards A may be inserted between the germicidal lamps 5 or one or two knives B may be inserted into the insertion portions 13.

  As shown in FIGS. 4 and 5, the door 3 is turned in the closing direction to close the opening 2 a of the apparatus main body 2, and then the power switch 17 is turned on to energize the standby state where sterilization can be performed. To do. When the timer switch 18 is turned to set the sterilization time of the cutting board A and the knife B, the circuit is connected, the sterilization lamps 5 are continuously lit, and the ventilation fan 10 is continuously driven.

  Ultraviolet rays (indicated by arrows in the figure) projected from the germicidal lamps 5 are directly irradiated to the right and left surfaces of the cutting boards A inserted between the germicidal lamps 5 almost simultaneously. The left and right sides are sterilized substantially uniformly.

  In addition, the ultraviolet rays projected from the sterilizing lamps 5 are irradiated onto one side blade surface of each blade portion Ba of each knife B inserted into each insertion portion 13 and reflected by the reflecting plate 14. Ultraviolet rays are applied to the other blade surfaces of the blade portions Ba of the knives B inserted into the insertion portions 13 to sterilize both surfaces of the blade portions Ba of the knives B.

  When the sterilization time set by the timer switch 18 elapses, the circuit is cut off, the sterilization lamps 5 are turned off, and the drive of the ventilation fan 10 is stopped.

  The door 3 is opened, each sterilized cutting board A is extracted from between each sterilizing lamp 5, each knife B is extracted from each insertion portion 13, and the apparatus body 2 is opened from the opening 2 a to the outside. If it takes out, the sterilization process of each cutting board A ... and each knife B ... will be complete | finished.

  When continuing the sterilization process, after inserting the unsterilized chopping board A between the sterilization lamps 5 inside the sterilization chamber 4 and inserting the unsterilized kitchen knife B into the insertion parts 13 of the door 3, If operation is performed in the same manner as described above, the sterilization treatment can be continued.

  When the cutting board A to which water droplets immediately after washing are attached is inserted between the sterilization lamps 5 in the sterilization chamber 4, the water drops dripping from the cutting board A are discharged to the outside from the respective holes 4b provided in the bottom of the sterilization chamber 4. The Further, when the kitchen knife B to which water droplets immediately after washing are attached is inserted into each insertion portion 13 of the door portion 3, the water droplets dripping from the kitchen knife B are discharged to the outside from the respective holes 3b provided at the bottom of the door portion 3. The

  If the tray 23 is arranged at the lower part of the apparatus main body 2, water drops discharged from the holes 4 b of the sterilization chamber 4 and the holes 3 b of the door 3 are stored. Disposal can be done easily.

  Further, during the sterilization process, the outdoor atmosphere (air) sucked from the holes 3b of the door 3 and the holes 4b of the sterilization chamber 4 by the ventilation fan 10 is chopped by the cutting boards A and knives B. The moisture adhering to each cutting board A ... and knife B ... is adsorbed to the atmosphere. Since the atmosphere in which moisture is adsorbed is continuously discharged from the ventilation port 4a of the sterilization chamber 4 toward the outside, each cutting board A ... and the knife B ... can be efficiently dried.

  As described above, the three chopping boards A are inserted between the sterilization lamps 5 disposed in the sterilization chamber 4, and the ultraviolet rays emitted from the sterilization lamps 5 are left and right of the chopping boards A. Since both surfaces are directly irradiated, each cutting board A can be sterilized substantially uniformly and substantially simultaneously. In addition, the processing time can be improved by shortening the time required for the sterilization treatment.

  Further, the cutting boards A inserted between the germicidal lamps 5 by the side guide rods 6 are supported in a state of being spaced from the germicidal lamps 5 at predetermined equal intervals. It is possible to always keep the irradiation distance of ultraviolet rays irradiated to both the left and right sides of. It is possible to irradiate the right and left surfaces of each cutting board A substantially uniformly with the ultraviolet rays projected from the sterilizing lamps 5 without being too short or too far. Further, when the cutting boards A are inserted between the sterilizing lamps 5 or removed, the cutting board A can be prevented from coming into contact with or coming into contact with the sterilizing lamps 5.

  Further, since the door 3 is opened and the opening 2a of the apparatus main body 2 is opened toward the front, the sterilizing lamp 5 is held between the sockets 9a, 9a of the pair of upper and lower brackets 9, 9, Replacement work such as removing the germicidal lamp 5 from between the sockets 9a, 9a can be performed from the front side.

In the correspondence between the configuration of the present invention and the above-described embodiment,
The article to be sterilized of the present invention corresponds to the cutting board A and the knife B of the embodiment,
Similarly,
The object to be sterilized corresponds to the side guide bar 6,
The ultraviolet reflecting means corresponds to the reflecting plate 14,
The present invention is not limited to the configuration of the above-described embodiment, but can be applied based on the technical idea shown in the claims, and many embodiments can be obtained.

  For example, the rectangular cutting board A is held in a horizontally long posture and inserted between the sterilizing lamps 5 arranged in the depth direction with respect to the inside of the sterilizing chamber 4. The left and right sides of the cutting board A may be sterilized substantially simultaneously.

  Moreover, the knife B was inserted into each insertion part 13 ... provided in the right inner wall surface inside the sterilizing chamber 4 when viewed from the front, and adhered to the right inner wall surface with the ultraviolet rays irradiated from the right end sterilizing lamp 5. You may sterilize with the ultraviolet-ray reflected by the reflecting plate 14. FIG.

The perspective view which shows the external appearance of an ultraviolet sterilizer. The front view which shows the internal structure of the sterilization chamber in which the cutting board was accommodated. The front view which shows the state which looked at the inner wall surface of the opened door part from the front. The side view which shows the sterilization process of the cutting board and kitchen knife which were accommodated in the sterilization room. The top view which shows the sterilization process of the cutting board and kitchen knife which were accommodated in the sterilization room. The expanded sectional view which shows the joining structure of the top plate of a sterilization room, a side plate, a baseplate, and a backplate. The circuit diagram which shows the wiring system of an ultraviolet sterilizer.

Explanation of symbols

A ... Cutting board B ... Knife 1 ... Ultraviolet sterilizer 2 ... Device body 2a ... Opening 3 ... Door 4 ... Sterilization chamber 5 ... Sterilization lamp 6 ... Side guide bar 7 ... Lower guide bar 8 ... Rear guide bar 10 ... Ventilation Fan 13 ... Insertion part 14 ... Reflector 15 ... Plug 16 ... Inverter 17 ... Power switch 18 ... Timer switch 19 ... Illumination display lamp 20 ... Energization display lamp 21 ... Operation panel 22 ... Door open / close confirmation switch

Claims (5)

An ultraviolet sterilizer for sterilizing by irradiating the outer surface of an object to be sterilized stored in the sterilization chamber with ultraviolet light emitted from a sterilization lamp provided in the sterilization chamber,
An ultraviolet sterilizer in which the sterilizing lamp is disposed opposite to the outer surface on both sides of the article to be sterilized stored in the sterilization chamber, and a plurality of the sterilizing lamps are arranged at intervals that allow insertion of the article to be sterilized. 2. The ultraviolet sterilizer according to claim 1, further comprising a sterilized article support means for supporting each sterilized article inserted between the sterilizing lamps at a predetermined equal interval with respect to the sterilizing lamps. Provided on the front side of the apparatus body an opening that allows the sterilized material to be taken in and out,
The opening is provided with a door that can be opened and closed so that the entire opening is closed,
The ultraviolet sterilizer according to claim 1 or 2, wherein an insertion portion for holding the object to be sterilized is provided on an inner wall surface of a door portion facing the sterilization chamber. Provided on the inner wall surface of the door facing the object to be sterilized inserted into the insertion part is an ultraviolet reflecting means for reflecting the ultraviolet light projected from the germicidal lamp toward the object to be sterilized inserted into the insertion part. The ultraviolet sterilizer according to claim 3. The ultraviolet sterilizer as described in any one of Claims 1-4 which integrally joined the opposing edge part of each of the several wall board which comprises at least one of the said door part and a sterilization chamber by a winding process.

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