CN112245609B

CN112245609B - Layered disinfection cabinet

Info

Publication number: CN112245609B
Application number: CN202010994956.3A
Authority: CN
Inventors: 张文龙
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2021-05-18
Anticipated expiration: 2040-09-21
Also published as: CN112245609A

Abstract

The invention discloses a layered disinfection cabinet, which comprises a shell (1), a liner (2) arranged in the shell (1), a partition plate (3) for dividing a disinfection cavity (21) into a first chamber (211) and a second chamber (212), and an air supply device (4) with a first air duct (41) formed inside, wherein the liner (2) is provided with a first exhaust opening (22) for communicating the first chamber (211) with an inlet of the first air duct (41), a first return air opening (23) for communicating the first chamber (211) with an outlet of the first air duct (41), a second exhaust opening (24) for communicating the second chamber (212) with an inlet of the first air duct (41), and a second return air opening (25) for communicating the second chamber (212) with an outlet of the first air duct (41). Compared with the prior art, the layered disinfection cabinet disclosed by the invention can give consideration to the functions of a non-layered disinfection cabinet and a layered disinfection cabinet.

Description

Layered disinfection cabinet

Technical Field

The invention relates to the technical field of kitchen equipment, in particular to a layered disinfection cabinet.

Background

The existing layered disinfection cabinet generally has an upper layer for ultraviolet disinfection and middle and low temperature disinfection, and a lower layer for high temperature disinfection.

For example, the utility model patent "a double-deck sterilization and disinfection cabinet" with patent application No. CN200820009538.9 (publication No. CN201197816Y) discloses a double-deck sterilization and disinfection cabinet, which comprises a cabinet body, a disinfection inner chamber, a cabinet door, and a control circuit, wherein the disinfection inner chamber is 2, one of the disinfection inner chamber is provided with a sterilization device capable of generating ozone and/or ultraviolet rays, the other disinfection inner chamber is provided with 2 or more than 2 high temperature sterilization devices covering the inner chamber space according to the sterilization action range, and the sterilization device and the high temperature sterilization device are connected with the control circuit.

However, in the above scheme, the upper layer and the lower layer are respectively provided with two independent chambers, when the disinfection function of one layer is needed, tableware can only be placed in the corresponding chamber for disinfection, the disinfection space is limited, and the whole disinfection cannot be performed like a non-layered disinfection cabinet.

Disclosure of Invention

The first technical problem to be solved by the present invention is to provide a layered disinfection cabinet which can combine the functions of a non-layered disinfection cabinet and a layered disinfection cabinet, wherein the respective disinfection devices of two adjacent layers can disinfect respective chambers independently, and can disinfect the chambers of the two layers synchronously.

The invention aims to solve the second technical problem of providing a layered disinfection cabinet which can evenly disinfect all layers of cavities.

The invention aims to solve the third technical problem of providing a layered disinfection cabinet capable of removing peculiar smell by using ozone in adjacent chambers.

The fourth technical problem to be solved by the invention is to provide a layered disinfection cabinet capable of decomposing ozone by using heat of adjacent chambers.

The fifth technical problem to be solved by the invention is to provide a layered disinfection cabinet with a set of devices shared by an internal circulation mode and an external circulation mode.

The sixth technical problem to be solved by the invention is to provide a layered disinfection cabinet which realizes the switching of the internal circulation mode and the external circulation mode and the locking and unlocking of the drawer through the same driving mechanism.

The technical solution adopted by the present invention to solve the first and second technical problems is: a layered disinfection cabinet, which comprises

A housing;

the inner container is arranged in the shell and is provided with a disinfection cavity, and an interlayer is formed between the outer wall of the inner container and the inner wall of the shell; and

the partition plate is arranged in the disinfection cavity and divides the disinfection cavity into a first cavity and a second cavity, a first disinfection device is arranged in the first cavity, and a second disinfection device is arranged in the second cavity;

the method is characterized in that: also comprises

The air supply device is arranged in the interlayer, a first air channel is formed inside the air supply device, and air flow can be conveyed from an inlet of the first air channel to an outlet of the first air channel;

the inner container is provided with a first exhaust port, a first air return port, a second exhaust port and a second air return port, the first exhaust port is communicated with the first cavity and the inlet of the first air duct, the first air return port is communicated with the first cavity and the outlet of the first air duct, the second exhaust port is communicated with the second cavity and the inlet of the first air duct, and the second air return port is communicated with the second cavity and the outlet of the first air duct;

the first air outlet, the first air return opening, the second air outlet and the second air return opening are provided with valves, so that the layered disinfection cabinet has at least three states:

in a first state, the first exhaust port, the first air return port, the second exhaust port and the second air return port are all opened;

in a second state, the first air outlet and the first air return opening are both opened, and the second air outlet and the second air return opening are both closed;

and in a third state, the second air outlet and the second air return opening are both opened, and the first air outlet and the first air return opening are both closed.

In order to further solve the third and fourth technical problems, the first disinfection device comprises an ozone generating device, and the second disinfection device comprises a heating element;

the layered disinfection cabinet also has a fourth state or/and a fifth state:

in a fourth state, the first air outlet and the second air return inlet are both opened, and the second air outlet and the first air return inlet are both closed;

in the fifth state, the second air outlet and the first air return opening are both opened, and the first air outlet and the second air return opening are both closed.

Preferably, the first exhaust port and the second exhaust port share a first valve. The scheme omits the arrangement of a valve, and the structure is simple and compact.

In order to open and close the first air outlet and the second air outlet through a valve, a first mounting opening is formed in the partition plate;

the first valve comprises

The first rotating shaft is rotatably connected to the inner container or the partition plate;

the side edges of the first valve plate and the second valve plate are connected to the first rotating shaft and are arranged at intervals along the circumferential direction of the first rotating shaft; and

the power output shaft of the first driving piece is connected with the end part of the first rotating shaft and used for driving the first rotating shaft to rotate around the axis of the first rotating shaft, so that the first valve plate and the second valve plate have the following states:

the first valve plate covers the first exhaust port, and the second valve plate covers the first mounting port;

or the first valve plate covers the first mounting port, and the second valve plate covers the second exhaust port;

alternatively, the first valve plate is received in the first chamber and the second valve plate is received in the second chamber.

Preferably, the first air return opening and the second air return opening share a second valve. The scheme omits the arrangement of a valve, and the structure is simple and compact.

In order to open and close the first air return opening and the second air return opening through a valve, a second mounting opening is formed in the partition plate;

the second valve comprises

The second rotating shaft is rotatably connected to the inner container or the partition plate;

the lateral edges of the third valve plate and the fourth valve plate are connected to the second rotating shaft and are arranged at intervals along the circumferential direction of the second rotating shaft; and

and a power output shaft of the second driving piece is connected with the end part of the second rotating shaft and used for driving the second rotating shaft to rotate around the axis of the second rotating shaft, so that the third valve plate and the fourth valve plate have the following states:

the third valve plate covers the first air return opening, and the fourth valve plate covers the second mounting opening;

or the third valve plate covers the second mounting port, and the fourth valve plate covers the second air return port;

alternatively, the third valve plate is received in the first chamber and the fourth valve plate is received in the second chamber.

In order to further solve the fifth technical problem, a second air duct is further formed inside the air supply device, the air supply device can convey airflow from an inlet of the second air duct to an outlet of the second air duct, and the second air duct and the first air duct share one inlet;

the shell is provided with a steam outlet which is communicated with the outlet of the second air duct and the outside atmosphere;

the outlets of the first air duct and the second air duct are provided with valves, so that the layered disinfection cabinet has a sixth state, a seventh state and an eighth state:

in any state from the first state to the fifth state, the outlet of the first air duct is opened, and the outlet of the second air duct is closed;

in a sixth state, the outlet of the first air duct is closed, the outlet of the second air duct is opened, and the first exhaust port is opened;

in a seventh state, the outlet of the first air duct is closed, the outlet of the second air duct is opened, and the second air outlet is opened;

in an eighth state, the outlet of the first air duct is closed, the outlet of the second air duct is opened, and the first air outlet and the second air outlet are both opened.

Preferably, the outlets of the first air duct and the second air duct share a third valve. The scheme omits the arrangement of a valve, and the structure is simple and compact.

In order to open and close the outlets of the first air channel and the second air channel through a valve, the air supply device comprises an air ventilation box body, a first air port, a second air port and a third air port are formed in the air ventilation box body, the first air port is communicated with the inlets of the first air channel and the second air channel, the second air port is the outlet of the first air channel, and the third air port is the outlet of the second air channel;

the third valve comprises

The fifth valve plate is parallel to the second air port;

the sixth valve plate is parallel to the third air port; and

the power output end of the driving mechanism is in transmission connection with the fifth valve plate and the sixth valve plate so that the fifth valve plate and the sixth valve plate can translate relative to the ventilation box body;

in any state from the first state to the fifth state, the fifth valve plate does not cover the second air port, and the sixth valve plate covers the third air port;

in any state from the sixth state to the eighth state, the fifth valve plate covers the second air port, and the sixth valve plate does not cover the third air port.

In order to further solve the sixth technical problem, the driving mechanism is an electromagnetic lock, the electromagnetic lock comprises a lock body and a lock hook which can stretch and retract relative to the lock body, and the lock hook is in transmission connection with the fifth valve plate and the sixth valve plate and is used for driving the fifth valve plate and the sixth valve plate to move up and down;

a drawer which can be drawn in and out of the disinfection cavity is arranged in the inner container, and the drawer is provided with a limiting hole for inserting the hook part of the lock hook;

in any state from the first state to the fifth state, the hook part of the lock hook is inserted in the limiting hole of the drawer, so that the drawer is in a locking state;

in any state from the sixth state to the eighth state, the hook portion of the locking hook is separated from the limiting hole of the drawer, so that the drawer is in an unlocking state.

In order to convey the airflow from the inlets of the first air channel and the second air channel to the outlet, the air supply device further comprises a centrifugal fan, the centrifugal fan is provided with an air suction port and an air supply port and can suck the airflow from the air suction port and discharge the airflow through the air supply port, the air suction port of the centrifugal fan is the inlet of the first air channel and the second air channel, and the air supply port of the centrifugal fan is communicated with the first air port of the ventilation box body.

Compared with the prior art, the invention has the advantages that: locate the intermediate layer between shell and the inner bag through the air supply arrangement who will inside be formed with first wind channel, and set up the first exhaust opening of intercommunication first cavity and first wind channel entry on the inner bag, the first return air inlet of intercommunication first cavity and first wind channel export, the second air exit of intercommunication second cavity and first wind channel entry and the second return air inlet of intercommunication second cavity and first wind channel export, at first exhaust opening, first return air inlet, second air exit and second return air inlet department all set up the valve, so that the layering sterilizer has three kinds of states at least:

in a first state, the first exhaust port, the first air return port, the second exhaust port and the second air return port are all opened, the air supply device can respectively suck the air flow in the first cavity and the second cavity from the first exhaust port and the second exhaust port, and then respectively discharge the air flow into the first cavity and the second cavity through the first air return port and the second air return port, so that the air flow in the first cavity and the second cavity is fully diffused, the two cavities are synchronously disinfected, the disinfection effect is improved, uniform disinfection is carried out, and all spaces of a disinfection cavity are utilized for disinfection;

in a second state, the first exhaust port and the first air return port are both opened, the second exhaust port and the second air return port are both closed, the air supply device can suck the airflow in the first cavity from the first exhaust port and then discharge the airflow into the first cavity through the first air return port, so that the airflow in the first cavity is fully diffused, the disinfection effect is improved, and uniform disinfection is performed;

in a third state, the second air outlet and the second air return opening are both opened, the first air outlet and the first air return opening are both closed, the air supply device can suck the airflow in the second chamber from the second air outlet and then discharge the airflow into the second chamber through the second air return opening, so that the airflow in the second chamber is fully diffused, the disinfection effect is improved, and uniform disinfection is performed;

it can be seen that to above-mentioned layering sterilizer, two adjacent layers of respective degassing unit can disinfect alone respective cavity, also can disinfect in step to two-layer cavity, can compromise the function of not layering sterilizer and layering sterilizer, and disinfect more evenly.

Drawings

FIG. 1 is a schematic perspective view of a layered sterilization cabinet according to an embodiment of the present invention (the rear side wall of the housing is omitted);

FIG. 2 is an exploded perspective view of the layered sterilization cabinet of FIG. 1;

FIG. 3 is a longitudinal cross-sectional view of an embodiment of the tiered disinfection cabinet of the present invention (with the rear side wall of the enclosure omitted and the drawers in a locked condition);

FIG. 4 is a longitudinal cross-sectional view of an embodiment of the tiered disinfection cabinet of the present invention (with the rear side wall of the enclosure omitted and the drawers in an unlocked position);

FIG. 5 is a schematic perspective view of the rear side wall of the inner container, the partition plate, the air supply device, the first valve, the second valve and the third valve in the first state in the embodiment of the layered disinfection cabinet of the present invention;

FIG. 6 is a schematic perspective view of the rear side wall of the inner container, the partition plate, the air supply device, the first valve, the second valve and the third valve in a second state in the embodiment of the layered disinfection cabinet of the present invention;

FIG. 7 is a schematic perspective view of the rear side wall of the inner container, the partition plate, the air supply device, the first valve, the second valve and the third valve in a third state according to the embodiment of the layered disinfection cabinet of the present invention;

FIG. 8 is a schematic perspective view of the rear side wall of the inner container, the partition plate, the air supply device, the first valve, the second valve and the third valve in a fourth state according to the embodiment of the layered disinfection cabinet of the present invention;

FIG. 9 is a schematic perspective view of the rear side wall of the inner container, the partition plate, the air supply device, the first valve, the second valve and the third valve in a fifth state in the embodiment of the layered disinfection cabinet of the present invention;

FIG. 10 is a schematic perspective view of an embodiment of a layered sterilization cabinet of the present invention with a blower, a first valve, and a third valve in a sixth position;

FIG. 11 is a schematic perspective view of an embodiment of a layered sterilization cabinet of the present invention, illustrating a blower, a first valve, and a third valve in a seventh state;

fig. 12 is a schematic perspective view of an embodiment of a layered disinfection cabinet according to the present invention, in which the air supply device, the first valve, and the third valve are in an eighth state.

Detailed Description

The invention is described in further detail below with reference to the accompanying examples.

Fig. 1 to 12 show a preferred embodiment of the layered disinfection cabinet of the present invention. The layered disinfection cabinet comprises a shell 1, an inner container 2, a partition plate 3, an air supply device 4, a first valve 5, a second valve 6 and a third valve 7.

Wherein, the rear side wall of the casing 1 is provided with a steam outlet (not shown in the figure).

As shown in fig. 3 and 4, the inner container 2 is provided in the casing 1, and a sterilization chamber 21 is formed therein, and an interlayer 11 is formed between the outer wall of the inner container 2 and the inner wall of the casing 1.

The partition plate 3 is substantially horizontally arranged in the middle of the sterilizing chamber 21, and divides the sterilizing chamber 21 into a first chamber 211 located above and a second chamber 212 located below, and the rear end of the partition plate 3 is provided with a first mounting port 31 and a second mounting port 32 arranged at intervals. A first disinfection device 2111 is arranged on the top wall of the first chamber 211, and a second disinfection device 2121 is arranged on the bottom wall of the second chamber 212, in this embodiment, the first disinfection device 2111 is an ultraviolet lamp tube capable of simultaneously generating short-band ultraviolet rays and middle-band ultraviolet rays, the short-band ultraviolet rays are ultraviolet rays with the wavelength of 184.9nm and are used for combining with oxygen molecules in the air to generate ozone with strong oxidizing property, and the middle-band ultraviolet rays are ultraviolet rays with the wavelength of 253.7nm and are used for destroying the genetic material DNA of organisms; the second disinfection device 2121 is a quartz heating tube.

Two openings communicated with the disinfection cavity 21 and the interlayer 11 are formed in the middle of the rear side wall of the inner container 2, the side edges of the two openings are bent inwards to form two ventilation pipes respectively extending into the first mounting hole 31 and the second mounting hole 32, the front side opening of one ventilation pipe is vertically divided into a first exhaust hole 22 communicated with the first cavity 211 and a second exhaust hole 24 communicated with the second cavity 212, the first exhaust hole 22 is positioned above the second exhaust hole 24, the front side opening of the other ventilation pipe is vertically divided into a first air return hole 23 communicated with the first cavity 211 and a second air return hole 25 communicated with the second cavity 212, and the first air return hole 23 is positioned above the second air return hole 25; the first chamber 211 and the second chamber 212 each have a drawer 26 installed therein to be drawn back and forth into and out of the sterilizing chamber 21.

The blower 4 is provided in the interlayer 11, and has a first air duct 41 and a second air duct 42 formed therein, and is capable of conveying an air flow from an inlet of the first air duct 41 to an outlet of the first air duct 41 and from an inlet of the second air duct 42 to an outlet of the second air duct 42. The first air duct 4 and the second air duct 42 share one inlet, the first exhaust port 22 communicates with the inlets of the first chamber 211 and the first air duct 41, the first return port 23 communicates with the outlets of the first chamber 211 and the first air duct 41, the second exhaust port 24 communicates with the inlets of the second chamber 212 and the first air duct 41, and the second return port 25 communicates with the outlets of the second chamber 212 and the first air duct 41; the exhaust port communicates the outlet of the second air duct 42 with the outside atmosphere.

In this embodiment, the air supply device 4 includes a centrifugal fan 43 and a ventilation box 44 connected in sequence, and the internal spaces of the centrifugal fan 43 and the ventilation box 44 jointly form the first air duct 41 and the second air duct 42. Specifically, the centrifugal fan 43 has an air suction port and an air supply port, and can suck air flow from the air suction port and discharge the air flow through the air supply port, wherein the air suction port of the centrifugal fan 43 is an inlet of the first air duct 41 and the second air duct 42; the ventilation box 44 is provided with a first air opening 441 on the right side wall, a second air opening 442 on the front side wall, and a third air opening 443 on the top wall, the first air opening 441 is communicated with the air supply opening of the centrifugal fan 43, the second air opening 442 is the outlet of the first air duct 41, and the third air opening 443 is the outlet of the second air duct 42.

The outlets of the first exhaust port 22, the first return air port 23, the second exhaust port 24, the second return air port 25, the first air duct 41 and the second air duct 42 are all provided with valves, so that the layered disinfection cabinet has at least eight states;

in the first state, as shown in fig. 5, the outlet of the first air duct 41 is open, the outlet of the second air duct 42 is closed, the first exhaust port 22, the first air return port 23, the second exhaust port 24 and the second air return port 25 are all open, and the first chamber 211 and the second chamber 212 perform internal circulation together;

in the second state, as shown in fig. 6, the outlet of the first air duct 41 is opened, the outlet of the second air duct 42 is closed, the first exhaust port 22 and the first return air port 23 are both opened, the second exhaust port 24 and the second return air port 25 are both closed, and the first chamber 211 is independently subjected to internal circulation;

in the third state, as shown in fig. 7, the outlet of the first air duct 41 is opened, the outlet of the second air duct 42 is closed, the second air outlet 24 and the second air return 25 are both opened, the first air outlet 22 and the first air return 23 are both closed, and the second chamber 212 is independently subjected to internal circulation;

in the fourth state, as shown in fig. 8, the outlet of the first air duct 41 is opened, the outlet of the second air duct 42 is closed, the first exhaust port 22 and the second return port 25 are both opened, the second exhaust port 24 and the first return port 23 are both closed, and the first chamber 211 unidirectionally conveys the airflow to the second chamber 212;

in the fifth state, as shown in fig. 9, the outlet of the first air duct 41 is opened, the outlet of the second air duct 42 is closed, the second air outlet 24 and the first air return opening 23 are both opened, the first air outlet 22 and the second air return opening 25 are both closed, and the second chamber 212 unidirectionally conveys the air flow to the first chamber 211;

in the sixth state, as shown in fig. 10, the outlet of the first air duct 41 is closed, the outlet of the second air duct 42 is opened, the first exhaust port 22 is opened, and the first chamber 211 separately performs external circulation exhaust;

in the seventh state, as shown in fig. 11, the outlet of the first air duct 41 is closed, the outlet of the second air duct 42 is opened, the second air outlet 24 is opened, and the second chamber 212 performs external circulation exhaust separately;

in the eighth state, as shown in fig. 12, the outlet of the first air duct 41 is closed, the outlet of the second air duct 42 is opened, both the first exhaust port 22 and the second exhaust port 24 are opened, and the first chamber 211 and the second chamber 212 perform the external circulation exhaust simultaneously.

In this embodiment, the first exhaust port 22 and the second exhaust port 24 share the first valve 5, the first return port 23 and the second return port 25 share the second valve 6, and the outlets of the first air duct 41 and the second air duct 42 share the third valve 7.

The first valve 5 is installed at the first installation port 31 and includes a first rotation shaft 51, a first valve plate 52, a second valve plate 53, and a first driving member 54. Specifically, the first rotating shaft 51 is rotatably connected to the partition plate 3; the first valve plate 52, the second valve plate 53 and the side edges are connected to the first rotating shaft 51 and are arranged at intervals along the circumferential direction of the first rotating shaft 51; the first driving member 54 is a motor, and is mounted on the partition plate 3, and a power output shaft thereof is connected to an end of the first rotating shaft 51 to drive the first rotating shaft 51 to rotate around its axis, so that the first valve plate 52 and the second valve plate 53 have the following states: first valve plate 52 covers first exhaust port 22, second valve plate 53 covers first mounting port 31, and at this time, first exhaust port 22 is closed and second exhaust port 24 is opened; the first valve plate 52 covers the first mounting port 31, the second valve plate 53 covers the second exhaust port 24, and at the moment, the first exhaust port 22 is opened, and the second exhaust port 24 is closed; third, the first valve plate 52 is accommodated in the first chamber 211, and the second valve plate 53 is accommodated in the second chamber 212, while both the first exhaust port 22 and the second exhaust port 24 are opened.

The second valve 6 is installed at the second installation port 32 and includes a second rotation shaft 61, a third valve plate 62, a fourth valve plate 63, and a second driving member 64. Specifically, the second rotating shaft 61 is rotatably connected to the partition plate 3; the lateral edges of the third valve plate 62 and the fourth valve plate 63 are connected to the second rotating shaft 61 and are arranged at intervals along the circumferential direction of the second rotating shaft 61; the second driving element 64 is a motor, and is mounted on the partition plate 3, and a power output shaft thereof is connected with an end portion of the second rotating shaft 61, so as to drive the second rotating shaft 61 to rotate around its axis, so that the third valve plate 62 and the fourth valve plate 63 have the following states: firstly, the third valve plate 62 covers the first air return opening 23, the fourth valve plate 63 covers the second mounting opening 32, at the moment, the first air return opening 23 is closed, and the second air return opening 25 is opened; secondly, the third valve plate 62 covers the second mounting opening 32, the fourth valve plate 63 covers the second air return opening 25, and at the moment, the first air return opening 23 is opened, and the second air return opening 25 is closed; third and fourth valve plates 62 and 63 are accommodated in the first and second chambers 211 and 212, respectively, and at this time, the first and second return air ports 23 and 25 are opened.

The third valve 7 is installed in the sandwich 11 and comprises a valve core 71, a transmission rod 72 and an electromagnetic lock 73. Specifically, the valve core 71 is a box body with an opening at the bottom, the box body is inserted into the ventilation box body 44 in a vertically sliding manner, the front side wall and the rear side wall of the box body are tightly attached to the inner wall of the ventilation box body 44, the front side wall of the box body is marked as a fifth valve plate 711, the fifth valve plate 711 is parallel to the second air port 442, the top wall of the box body is marked as a sixth valve plate 712, and the sixth valve plate 712 is parallel to the third air port 443; the bottom end of the transmission rod 72 is connected with the top of the box body; the number of the electromagnetic locks 73 is two, and the two electromagnetic locks correspond to the drawers 26 one by one, the electromagnetic locks 73 include lock bodies 731 and lock hooks 732 capable of extending and retracting relative to the lock bodies 731, and the drawers 26 are provided with limit holes 261 for inserting hook portions of the corresponding lock hooks 732; in this embodiment, latch hook 732 of electromagnetic latch 73 located above is connected to the top end of transmission rod 72 to drive spool 71 to move up and down, so that fifth disc 711 and sixth disc 712 are translated with respect to ventilation box 44.

In any state from the first state to the fifth state, the fifth valve plate 711 does not cover the second air opening 442, the sixth valve plate 712 covers the third air opening 443, the hook part of the locking hook 732 is inserted into the limiting hole 261 of the drawer 26, so that the outlet of the first air duct 41 is opened, the outlet of the second air duct 42 is closed, the drawer 26 is in a locked state, and the layered disinfection cabinet is in an internal circulation state;

in any state from the sixth state to the eighth state, the fifth valve plate 711 covers the second air opening 442, the sixth valve plate 712 does not cover the third air opening 443, the hook portion of the locking hook 732 is separated from the limiting hole 261 of the drawer 26, so that the outlet of the first air duct 41 is closed, the outlet of the second air duct 42 is opened, the drawer 26 is in an unlocked state, and the layered disinfection cabinet is in an external circulation state.

The working principle of the invention is as follows:

(1) when disinfection is needed, the electromagnetic lock 73 is electrified to drive the fifth valve plate 711 and the sixth valve plate 712 to move upwards, as shown in fig. 3, the fifth valve plate 711 does not cover the second air opening 442, the sixth valve plate 712 covers the third air opening 443, the hook part of the lock hook 732 is inserted in the limiting hole 261 of the drawer 26, so that the outlet of the first air duct 41 is opened, the outlet of the second air duct 42 is closed, the drawer 26 is in a locked state, and the layered disinfection cabinet is in an internal circulation state;

firstly, when the first chamber 211 and the second chamber 212 need to be disinfected by ozone or/and dried, the first driving member 54 is started to drive the first valve plate 52 and the second valve plate 53 to move, so that the first exhaust port 22 and the second exhaust port 24 are both opened, the second driving member 64 is started to drive the third valve plate 62 and the fourth valve plate 63 to move, so that the first return port 23 and the second return port 25 are both opened, as shown in fig. 5, the layered disinfection cabinet is in the first state, the first disinfection device 2111 or/and the second disinfection device 2121 and the air supply device 4 are started, the air flows of the first chamber 211 and the second chamber 212 respectively enter the centrifugal fan 43 and the ventilation box body 44 from the first exhaust port 22 and the second exhaust port 24 in sequence, and then return to the first chamber 211 and the second chamber 212 through the first return port 23 and the second return port 25, so that the ozone and the heat are further diffused to the corners of the first chamber 211 and the second chamber 212, the full internal circulation in the first cavity 211 and the second cavity 212 is realized, the tableware disinfection effect is good, and the whole space of the disinfection cavity 21 is utilized for disinfection, so that the function of the non-layered disinfection cabinet is considered;

secondly, when the first chamber 211 needs to be independently subjected to ozone sterilization, the first driving piece 54 is started to drive the first valve plate 52 and the second valve plate 53 to move, so that the first exhaust port 22 is opened, the second exhaust port 24 is closed, the second driving piece 64 is started to drive the third valve plate 62 and the fourth valve plate 63 to move, so that the first return port 23 is opened, the second return port 25 is closed, as shown in fig. 6, the layered sterilization cabinet is in a second state, the first sterilization device 2111 and the air supply device 4 are started, the airflow of the first chamber 211 sequentially enters the centrifugal fan 43 and the ventilation box body 44 from the first exhaust port 22, and then returns to the first chamber 211 through the first return port 23, so that the ozone is further and rapidly diffused to corners of the first chamber 211, sufficient internal circulation in the first chamber 211 is realized, and the tableware sterilization effect is good;

when the second chamber 212 needs to be dried and sterilized independently, the first driving member 54 is started to drive the first valve plate 52 and the second valve plate 53 to move, so that the first exhaust port 22 is closed, the second exhaust port 24 is opened, the second driving member 64 is started to drive the third valve plate 62 and the fourth valve plate 63 to move, so that the first return port 23 is closed, the second return port 25 is opened, as shown in fig. 7, the layered sterilization cabinet is in a third state, the second sterilization device 2121 and the air supply device 4 are started, the airflow in the second chamber 212 sequentially enters the centrifugal fan 43 and the ventilation box 44 from the second exhaust port 24, and then returns to the second chamber 212 through the second return port 25, so that the heat is further and rapidly diffused to each corner of the second chamber 212, sufficient internal circulation in the second chamber 212 is realized, and the tableware sterilization effect is good;

when the peculiar smell of the tableware in the second chamber 212 needs to be removed, the first driving part 54 is started to drive the first valve plate 52 and the second valve plate 53 to move, so that the first exhaust port 22 is opened, the second exhaust port 24 is closed, the second driving part 64 is started to drive the third valve plate 62 and the fourth valve plate 63 to move, so that the first return port 23 is closed, the second return port 25 is opened, as shown in fig. 8, the layered disinfection cabinet is in a fourth state, the first disinfection device 2111 and the air supply device 4 are started, the airflow of the first chamber 211 sequentially enters the centrifugal fan 43 and the ventilation box body 44 from the first exhaust port 22, then enters the second chamber 212 through the second return port 25, and the ozone is conveyed to the second chamber 212 to remove the peculiar smell of the tableware in the second chamber 212;

when ozone in the first chamber 211 needs to be decomposed, the first driving member 54 is started to drive the first valve plate 52 and the second valve plate 53 to move, so that the first exhaust port 22 is closed, the second exhaust port 24 is opened, the second driving member 64 is started to drive the third valve plate 62 and the fourth valve plate 63 to move, so that the first return port 23 is opened, the second return port 25 is closed, as shown in fig. 9, the layered disinfection cabinet is in a fifth state, the second disinfection device 2121 and the air supply device 4 are started, air flow in the second chamber 212 sequentially enters the centrifugal fan 43 and the ventilation box body 44 from the second exhaust port 24, then enters the first chamber 211 through the first return port 23, heat is conveyed to the first chamber 211 to decompose ozone remaining in the first chamber 211, and the first chamber 211 can be dried at the same time;

(2) when steam needs to be exhausted, the electromagnetic lock 73 is powered off, the fifth valve plate 711 and the sixth valve plate 712 are driven to reset, as shown in fig. 4, the fifth valve plate 711 covers the second air port 442, the sixth valve plate 712 does not cover the third air port 443, the hook part of the locking hook 732 is separated from the limiting hole 261 of the drawer 26, so that the outlet of the first air duct 41 is closed, the outlet of the second air duct 42 is opened, the drawer 26 is in an unlocked state, and the layered disinfection cabinet is in an external circulation state;

firstly, when the first chamber 211 needs to be exhausted independently, the first driving part 54 is started to drive the first valve plate 52 and the second valve plate 53 to move, so that the first exhaust port 22 is opened, the second exhaust port 24 is closed, as shown in fig. 10, the layered disinfection cabinet is in a sixth state, the air supply device 4 is started, the water vapor in the first chamber 211 enters the centrifugal fan 43 and the ventilation box body 44 from the first exhaust port 22 in sequence along with the air flow, then enters the interlayer 11 through the third exhaust port 443, and finally is exhausted to the external atmosphere through the exhaust port of the shell 1, so that the generation of condensed water in the first chamber 211 is prevented;

when the second chamber 212 needs to be exhausted separately, the first driving part 54 is started to drive the first valve plate 52 and the second valve plate 53 to move, so that the first exhaust port 22 is closed, the second exhaust port 24 is opened, as shown in fig. 11, the layered disinfection cabinet is in a seventh state, the air supply device 4 is started, the water vapor in the second chamber 212 sequentially enters the centrifugal fan 43 and the ventilation box body 44 from the second exhaust port 24 along with the air flow, then enters the interlayer 11 through the third air port 443, and finally is exhausted to the external atmosphere through the exhaust port of the shell 1, so that the generation of condensed water in the second chamber 2121 is prevented;

thirdly, when the first chamber 211 and the second chamber 212 need to be exhausted together, the first driving member 54 is started to drive the first valve plate 52 and the second valve plate 53 to move, so that the first exhaust port 22 and the second exhaust port 24 are both opened, as shown in fig. 12, the layered disinfection cabinet is in the eighth state, the air supply device 4 is started, the water vapor in the first chamber 211 and the second chamber 212 respectively enters the centrifugal fan 43 and the ventilation box 44 from the first exhaust port 22 and the second exhaust port 24 in sequence along with the air flow, then enters the interlayer 11 through the third port 443, and finally is exhausted to the external atmosphere through the exhaust port of the housing 1, so that the generation of condensed water in the first chamber 211 and the second chamber 2121 is prevented.

Claims

1. A layered disinfection cabinet, which comprises

A housing (1);

the inner container (2) is arranged in the shell (1) and is provided with a disinfection cavity (21), and an interlayer (11) is formed between the outer wall of the inner container (2) and the inner wall of the shell (1); and

the partition plate (3) is arranged in the disinfection cavity (21) and divides the disinfection cavity (21) into a first chamber (211) and a second chamber (212), a first disinfection device (2111) is installed in the first chamber (211), and a second disinfection device (2121) is installed in the second chamber (212);

the method is characterized in that: also comprises

The air supply device (4) is arranged in the interlayer (11), a first air channel (41) is formed inside the air supply device, and air flow can be conveyed from an inlet of the first air channel (41) to an outlet of the first air channel (41);

the inner container (2) is provided with a first exhaust opening (22), a first air return opening (23), a second exhaust opening (24) and a second air return opening (25), the first exhaust opening (22) is communicated with inlets of a first cavity (211) and a first air duct (41), the first air return opening (23) is communicated with outlets of the first cavity (211) and the first air duct (41), the second exhaust opening (24) is communicated with inlets of a second cavity (212) and the first air duct (41), and the second air return opening (25) is communicated with outlets of the second cavity (212) and the first air duct (41);

the first exhaust opening (22), the first air return opening (23), the second exhaust opening (24) and the second air return opening (25) are provided with valves, so that the layered disinfection cabinet has at least three states:

in a first state, the first exhaust opening (22), the first air return opening (23), the second exhaust opening (24) and the second air return opening (25) are all opened;

in a second state, the first exhaust opening (22) and the first air return opening (23) are both opened, and the second exhaust opening (24) and the second air return opening (25) are both closed;

and in a third state, the second air outlet (24) and the second air return opening (25) are both opened, and the first air outlet (22) and the first air return opening (23) are both closed.

2. The tiered disinfection cabinet of claim 1 wherein: the first disinfection device (2111) comprises an ozone generating device, and the second disinfection device (2121) comprises a heating element;

the layered disinfection cabinet also has a fourth state or/and a fifth state:

in the fourth state, the first exhaust port (22) and the second air return port (25) are both opened, and the second exhaust port (24) and the first air return port (23) are both closed;

in a fifth state, the second air outlet (24) and the first air return opening (23) are both opened, and the first air outlet (22) and the second air return opening (25) are both closed.

3. The tiered disinfection cabinet of claim 1 wherein: the first exhaust opening (22) and the second exhaust opening (24) share a first valve (5).

4. The tiered disinfection cabinet of claim 3 wherein: a first mounting opening (31) is formed in the partition plate (3);

the first valve (5) comprises

The first rotating shaft (51) is rotatably connected to the inner container (2) or the partition plate (3);

the side edges of the first valve plate (52) and the second valve plate (53) are connected to the first rotating shaft (51) and are arranged at intervals along the circumferential direction of the first rotating shaft (51); and

a first driving member (54), the power output shaft of which is connected with the end of the first rotating shaft (51) and is used for driving the first rotating shaft (51) to rotate around the axis thereof, so that the first valve plate (52) and the second valve plate (53) have the following states:

the first valve plate (52) covers the first exhaust opening (22), and the second valve plate (53) covers the first mounting opening (31);

or, the first valve plate (52) covers the first mounting port (31), and the second valve plate (53) covers the second exhaust port (24);

alternatively, the first valve plate (52) is housed in the first chamber (211) and the second valve plate (53) is housed in the second chamber (212).

5. The tiered disinfection cabinet of claim 1 wherein: the first air return opening (23) and the second air return opening (25) share a second valve (6).

6. The tiered disinfection cabinet of claim 5 wherein: a second mounting opening (32) is formed in the partition plate (3);

the second valve (6) comprises

The second rotating shaft (61) is rotatably connected to the inner container (2) or the partition plate (3);

the lateral edges of the third valve plate (62) and the fourth valve plate (63) are connected to the second rotating shaft (61) and are arranged at intervals along the circumferential direction of the second rotating shaft (61); and

a second driving member (64), the power output shaft of which is connected with the end of the second rotating shaft (61), for driving the second rotating shaft (61) to rotate around the axis thereof, so that the third valve plate (62) and the fourth valve plate (63) have the following states:

the third valve plate (62) covers the first air return opening (23), and the fourth valve plate (63) covers the second mounting opening (32);

or the third valve plate (62) covers the second mounting port (32), and the fourth valve plate (63) covers the second air return port (25);

alternatively, the third valve plate (62) is housed in the first chamber (211) and the fourth valve plate (63) is housed in the second chamber (212).

7. The layered disinfection cabinet of any one of claims 1 to 6 wherein: a second air duct (42) is formed in the air supply device (4), the air supply device (4) can convey airflow from an inlet of the second air duct (42) to an outlet of the second air duct (42), and the second air duct (42) and the first air duct (41) share one inlet;

the shell (1) is provided with a steam outlet which is communicated with the outlet of the second air duct (42) and the outside atmosphere;

the outlets of the first air duct (41) and the second air duct (42) are provided with valves, so that the layered disinfection cabinet has a sixth state, a seventh state and an eighth state:

in any one of the first state to the fifth state, the outlet of the first air duct (41) is open, and the outlet of the second air duct (42) is closed;

in a sixth state, the outlet of the first air duct (41) is closed, the outlet of the second air duct (42) is opened, and the first exhaust port (22) is opened;

in a seventh state, the outlet of the first air duct (41) is closed, the outlet of the second air duct (42) is opened, and the second air outlet (24) is opened;

in the eighth state, the outlet of the first air duct (41) is closed, the outlet of the second air duct (42) is opened, and the first exhaust port (22) and the second exhaust port (24) are both opened.

8. The tiered disinfection cabinet of claim 7 wherein: the outlets of the first air duct (41) and the second air duct (42) share a third valve (7).

9. The tiered disinfection cabinet of claim 8 wherein: the air supply device (4) comprises an air ventilation box body (44), a first air opening (441), a second air opening (442) and a third air opening (443) are formed in the air ventilation box body (44), the first air opening (441) is communicated with inlets of a first air duct (41) and a second air duct (42), the second air opening (442) is an outlet of the first air duct (41), and the third air opening (443) is an outlet of the second air duct (42);

the third valve (7) comprises

A fifth valve plate (711) parallel to the second tuyere (442);

a sixth valve plate (712) parallel to said third tuyere (443); and

the power output end of the driving mechanism is in transmission connection with the fifth valve plate (711) and the sixth valve plate (712) so that the fifth valve plate (711) and the sixth valve plate (712) can translate relative to the ventilation box body (44);

in any state of the first state to the fifth state, the fifth valve plate (711) does not cover the second air port (442), and the sixth valve plate (712) covers the third air port (443);

in any one of the sixth state to the eighth state, the fifth valve plate (711) covers the second port (442), and the sixth valve plate (712) does not cover the third port (443).

10. The tiered disinfection cabinet of claim 9 wherein: the driving mechanism is an electromagnetic lock (73), the electromagnetic lock (73) comprises a lock body (731) and a lock hook (732) which can stretch and retract relative to the lock body (731), and the lock hook (732) is in transmission connection with the fifth valve plate (711) and the sixth valve plate (712) and is used for driving the fifth valve plate (711) and the sixth valve plate (712) to move up and down;

a drawer (26) which can be drawn in and out of the disinfection cavity (21) is arranged in the inner container (2), and the drawer (26) is provided with a limit hole (261) for inserting a hook part of a lock hook (732);

in any state of the first state to the fifth state, the hook part of the lock hook (732) is inserted into the limiting hole (261) of the drawer (26) so that the drawer (26) is in a locking state;

in any state of the sixth state to the eighth state, the hook part of the locking hook (732) is disengaged from the limiting hole (261) of the drawer (26) so that the drawer (26) is in an unlocked state.

11. The tiered disinfection cabinet of claim 10 wherein: the air supply device (4) further comprises a centrifugal fan (43), the centrifugal fan (43) is provided with an air suction port and an air supply port, air flow can be sucked from the air suction port and discharged through the air supply port, the air suction port of the centrifugal fan (43) is an inlet of the first air channel (41) and the second air channel (42), and the air supply port of the centrifugal fan (43) is communicated with the first air port (441) of the air supply box body (44).