CN212522445U

CN212522445U - Disinfection cabinet with hot air circulation

Info

Publication number: CN212522445U
Application number: CN202020440945.6U
Authority: CN
Inventors: 卢宇聪; 赵高航; 严炼; 张煜圣
Original assignee: Guangdong Vanward New Electric Co Ltd
Current assignee: Guangdong Vanward New Electric Co Ltd
Priority date: 2020-03-30
Filing date: 2020-03-30
Publication date: 2021-02-12
Anticipated expiration: 2030-03-30

Abstract

The utility model discloses a disinfection cabinet with hot air circulation, which comprises an inner box body, wherein the top surface of the inner box body is provided with an air inlet and an air outlet; the air guide body comprises an air inlet end, an air outlet end and an air flow compression channel communicated between the air inlet end and the air outlet end, the flow area of the air flow compression channel is reduced along the direction from the air inlet end to the air outlet end, the air inlet end is directly or indirectly communicated with the air outlet, the air outlet end is directly or indirectly communicated with the air inlet, and the air guide body is positioned on the outer side of the inner box body; the fan is used for blowing air to flow in the inner box body and the air guide body; the heat source, the heat source is used for heating the air, the utility model discloses enlarged the application range of air current, greatly reduced the dead angle that interior box inner loop air current can't reach for heat up more in the interior box, temperature distribution is more even. The utility model can be used as a disinfection device.

Description

Disinfection cabinet with hot air circulation

Technical Field

The utility model relates to a sterilizing device, in particular to a sterilizing cabinet with heated air circulation.

Background

The disinfection cabinet is a tool for drying, sterilizing, preserving heat and dehumidifying articles such as tableware, towels, clothes, hairdressing tools, medical instruments and the like in the modes of ultraviolet rays, far infrared rays, high temperature, ozone and the like, and is generally in a cabinet box shape. In the sterilizer to carrying out heating disinfection to cabinet incasement portion, be equipped with the fan in some sterilizer, be used for disturbance cabinet incasement portion air, make cabinet incasement portion air fully flow, not only be favorable to maintaining cabinet incasement portion's temperature even, and can reduce cabinet incasement portion's disinfection dead angle, however current cabinet incasement portion air cycle effect is not good, the scope that the air current covered is less, can't form good heated air circulation at cabinet incasement portion, in order to improve heated air circulation's effect, people have increaseed cabinet incasement fan efficiency, but whole energy consumption also strengthens thereupon, and there is the great problem of noise.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a take heated air circulation's sterilizer to solve one or more technical problem that exist among the prior art, provide a profitable selection or create the condition at least.

The technical scheme adopted for solving the technical problems is as follows:

the disinfection cabinet with hot air circulation comprises an inner box body, wherein the top surface of the inner box body is provided with an air inlet and an air outlet; the air guide body comprises an air inlet end, an air outlet end and an air flow compression channel communicated between the air inlet end and the air outlet end, the flow area of the air flow compression channel is reduced along the direction from the air inlet end to the air outlet end, the air inlet end is directly or indirectly communicated with the air outlet, the air outlet end is directly or indirectly communicated with the air inlet, and the air guide body is positioned on the outer side of the inner box body; the fan is used for blowing air to flow in the inner box body and the air guide body; a heat source for heating the air.

The technical scheme at least has the following beneficial effects: the air circulates and flows between inner box and air guide, and the area that the circulation air current covers is bigger, it is specific, the air in the inner box passes through the gas outlet in proper order, the inlet end enters into in the air guide, when through the air current compression passageway, because the through flow area in the air current compression passageway reduces, make the air of process compressed, then in proper order through the end of giving vent to anger, the air inlet flows back to in the inner box, the velocity of flow is faster when the air after the compression gets into the inner box, diffusion range is bigger, blow out after so ingeniously utilizing self structure to compress the air, the effect scope of air current has been enlarged, the air current can flow along the internal face of inner box, the dead angle that inner box inner circulation air current can't reach has greatly been reduced, and the heat source then heats this circulation air current, make the interior intensification of inner box more even, the temperature distribution.

As a further improvement of the above technical solution, the air guide body includes a bottom cover and a cover plate covering the bottom cover, the bottom cover and the cover plate together define an external channel through which an air flow enters from the air inlet end and blows out from the air outlet end, and the air flow compression channel is a part of the external channel. The apron includes but not limited to the panel of shape such as plane, arc, as long as realize between bottom and the apron enclose into can through the outside passageway that the air current passes through can, the formation of this outside passageway need not rely on interior box, its modular design makes the air guide more convenient when the installation on interior box, and the air current compression passageway then is regarded as a part of this outside passageway, the bottom lateral wall that its position corresponds inwards slopes to narrow, thereby realize the effect that the through-flow area reduces, still can design for inclining and narrowing the apron to the direction that is close to the bottom, can realize the effect that the through-flow area reduces equally.

As a further improvement of the above technical solution, a plurality of air guiding rib positions are arranged in the airflow compression channel, and an air guiding gap for the air to pass through is arranged between any two adjacent air guiding rib positions. The air guide rib position is mainly used for preventing articles in the inner box body from entering the air guide body from the air inlet end and blocking an external channel, and when paper or paper yarns are placed in the inner box body, the paper or the paper yarns can be blocked outside the air guide body by the air guide rib position, and air can pass through the air guide gap.

As a further improvement of the above technical solution, the external channel further has a transition channel, the transition channel is communicated between the airflow compression channel and the air outlet end, the blower is located in the transition channel, and the air outlet of the blower faces the air outlet end. The fan is located the top side of interior box, has utilized the installation space on interior box top side, has reduced holistic volume, and the fan is further installed in transition passageway, forms a whole module with the air guide body, and is more swift convenient when installing on the interior box, and the fan will directly blow off from the end of giving vent to anger through the air after the compression of air compression channel for the initial velocity of air current that blows off from the end of giving vent to anger is bigger.

As a further improvement of the above technical solution, the air outlet end is communicated with the air inlet through a heating shell, the heating shell has a heating inlet and a heating outlet, the heating inlet is communicated with the air outlet end, the heating outlet is communicated with the air inlet, and the heat source is located in the heating shell. The air of bundling, the compression that blows off from the end of giving vent to anger enters into the heating shell from the heating entry, takes away the heat that the heat source produced from the heating export fast, has realized thermal quick transfer to the air current centralized heating, make the heat evenly inside diffusion when entering into interior box from the air inlet.

As a further improvement of the above technical solution, the heating inlet is connected to the air outlet end by a snap. The quick assembly and disassembly between the air guide body and the heating shell are realized by utilizing the connection mode of the buckle.

As a further improvement of the technical scheme, the air inlet is a strip-shaped opening. The bar trompil has increased the air quantity of getting into the air guide from the internal box to the effect scope of air inlet adsorbed air has been enlarged, makes the inner loop air current coverage area bigger in the internal box.

As a further improvement of the technical scheme, the air inlet is positioned on one side of the top surface of the inner box body, and the air outlet is positioned on the other side of the top surface of the inner box body. The air inlet and the air outlet are arranged on the side close to the inner box body, so that the air inlet and the air outlet are far enough, the coverage range of the circulating airflow is larger, and in addition, the airflow can flow along the side wall of the inner box body or the cabinet door to form stable circulating airflow.

As a further improvement of the above technical solution, the inner box body includes a cabinet door, and the air inlet is located on one side of the top surface of the inner box body close to the cabinet door. Because the cabinet door sets up for interior box independently usually, both only through connecting piece interconnect such as hinge, consequently the heat on the box lateral wall is difficult to transmit to cabinet door department in following, cause the cabinet door temperature lower, the cabinet door then is close to the partial heat radiation of cabinet door to the internal portion of box relatively poor, there is the uneven problem of temperature distribution when initial heating, consequently the hot-air after the compression directly flows through cabinet door internal surface, directly drives the cabinet door with the heat, further improves quick, the effect of even heating.

As a further improvement of the technical scheme, the air inlet, the air outlet, the air inlet end and the air outlet end are linearly arranged. The circuitous flow of the air flow on the top surface of the inner box body is reduced, and the air forms the circulating air flow more quickly.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic front-rear sectional view of one embodiment of the present invention, in which hollow arrows are used to illustrate the general state of the airflow near the air inlet and the air outlet;

fig. 2 is a schematic perspective exploded view of the embodiment of fig. 1 without a cabinet door.

100-inner box body, 110-air inlet, 120-air outlet, 130-cabinet door, 210-bottom cover, 220-cover plate, 230-air compression channel, 231-air guiding rib position, 240-transition channel, 241-fan, 250-fixture block, 300-heating shell, 310-heat source, 320-heat protector and 330-maintenance cover plate.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 and 2, the sterilizing cabinet with hot air circulation includes an inner cabinet 100 and an air guide body, an air inlet end on the air guide body is directly or indirectly communicated with an air outlet 120 on the inner cabinet 100, an air outlet end on the air guide body is directly or indirectly communicated with an air inlet 110 on the inner cabinet 100, an air compression passage 230 is connected between the air inlet end and the air outlet end, a flow area of the air compression passage 230 is reduced along a direction from the air inlet end to the air outlet end, air passing through the air compression passage 230 is compressed by the reduction of the flow area, a fan 241 and a heat source 310 are arranged on the inner cabinet 100, the fan 241 is used for blowing air to flow in the inner cabinet 100 and the air guide body, and the heat source 310 is used for heating air. The air circularly flows between the inner box 100 and the wind guide body, and the area covered by the circular airflow is larger, specifically, the air in the inner box 100 sequentially enters the wind guide body through the air outlet 120 and the air inlet, when the air passes through the airflow compression channel 230, the air passing through is compressed due to the reduction of the flow area in the airflow compression channel 230, and then sequentially flows back into the inner box 100 through the air outlet and the air inlet 110, the flow rate is faster, the diffusion range is larger, and the air is blown farther when the compressed air enters the inner box 100, so the air is compressed by the self structure and blown out, the action range of the airflow is expanded, the airflow can flow along the inner wall surface of the inner box 100, the dead angle which can not be reached by the circular airflow in the inner box 100 is greatly reduced, and the heat source 310 heats the circular airflow, so that the temperature in the inner box 100 is raised more quickly, The temperature distribution is more uniform.

In this embodiment, the air guide body includes a bottom cover 210 and a cover plate 220 covering the bottom cover 210, in order to enhance the stability of the connection structure and prevent the bottom cover 210 and the cover plate 220 from being separated from each other, the bottom cover 210 and the cover plate 220 may be further connected by using a connector such as a bolt, a screw, and the like, so as to improve the stability of the structure, the bottom cover 210 and the cover plate 220 together define an external channel through which an air flow enters from an air inlet end and blows out from an air outlet end, and the air flow compression channel 230 is a part of the external channel. The cover plate 220 includes but is not limited to a plate material having a shape of a plane, an arc, etc., as long as an external channel capable of passing through an air flow is defined between the bottom cover 210 and the cover plate 220, the external channel is formed without depending on the inner case 100, the air guide body is more conveniently mounted on the inner case 100 due to the modular design, the air flow compression channel 230 serves as a part of the external channel, the side wall of the bottom cover 210 corresponding to the position of the air flow compression channel is inwardly inclined and narrowed, thereby achieving the effect of reducing the flow area, and the cover plate 220 can be further designed to be inclined and narrowed toward the direction close to the bottom cover 210, and also achieving the effect of reducing the flow area.

In some embodiments, a plurality of air guiding rib positions 231 are disposed in the airflow compression channel 230, and an air guiding gap for air to pass through is disposed between any two adjacent air guiding rib positions 231. The air guiding rib 231 is mainly used for preventing articles in the inner box 100 from entering the air guiding body from the air inlet end and blocking an external channel, for example, when paper or paper yarn is put into the inner box 100, the air guiding rib 231 can block the paper or the paper yarn outside the air guiding body, and air can pass through the air guiding gap.

The fan 241 may be directly fixed on the inner box 100, but an additional housing is needed to protect the fan 241, in this embodiment, the external channel further has a transition channel 240, the transition channel 240 is communicated between the airflow compression channel 230 and the air outlet end, the fan 241 is located in the transition channel 240, and the air outlet of the fan 241 faces the air outlet end. The fan 241 is located the top side of the inner box 100, the installation space on the top side of the inner box 100 is utilized, the whole volume is reduced, the fan 241 is further installed in the transition channel 240 and forms a whole module with the air guide body, the installation is more rapid and convenient on the inner box 100, the air compressed by the air flow compression channel 230 is directly blown out from the air outlet end by the fan 241, and the initial speed of the air flow blown out from the air outlet end is higher.

In some embodiments, the air outlet end of the air guide body may be directly connected to the air inlet 110 of the inner box 100, and the heat source 310 may be disposed in the air inlet 110, and in order to make the installation of the heat source 310 more convenient and the heating effect better, in this embodiment, the air outlet end is communicated with the air inlet 110 through the heating housing 300, the heating housing 300 is a semi-closed housing with openings at both ends, and has a heating inlet and a heating outlet, the heating inlet is communicated with the air outlet end, the heating outlet is communicated with the air inlet 110, and the heat source 310 is located in the heating housing 300. The bundled and compressed air blown out from the air outlet end enters the heating housing 300 from the heating inlet, quickly takes away the heat generated by the heat source 310 from the heating outlet, realizes quick heat transfer, intensively heats the air flow, and uniformly diffuses the heat to the inside when entering the inner box 100 from the air inlet 110.

The heat source 310 may be of various types, and the heat source 310 may use a PTC heating tube, which is a modular structure having a heating element and a protective case, and is more convenient to install. The heat source 310 may also be an infrared quartz tube. The infrared quartz tube only has a heating structure, and an additional protection structure is needed to avoid direct contact, but the use cost is lower.

When the heat source 310 is installed, an installation opening is formed in the heating housing 300, the heat source 310 is installed through the installation opening, the thermal protector 320 and the maintenance cover 330 are installed, the thermal protector 320 can protect the heat source 310 to prevent the heat source 310 from being overheated, the maintenance cover 330 can be conveniently assembled and disassembled, and the heat source 310 can be maintained and replaced.

In order to realize the quick assembly and disassembly between the heating shell 300 and the air guide body, the heating inlet is connected to the air outlet end through a buckle. In this embodiment, a fastening block 250 protruding outward is disposed at the outlet end of the bottom cover 210, and a fastening groove is disposed at the inner side of the heating inlet, and the fastening block 250 is inserted into the fastening groove, so that the connection between the air guide body and the heating housing 300 can be realized.

In this embodiment, the air inlet 110 is a strip-shaped opening, and the extension line of the length direction of the strip-shaped opening can be parallel to the side edge of the top plate closest to the air inlet, so that the air flowing along the inner wall of the cabinet body can orderly enter the air guide body from the air inlet 110, thereby avoiding that part of the air cannot enter a new cycle due to the formation of large turbulence at the air inlet 110, increasing the air quantity entering the air guide body from the inner box body 100 by the strip-shaped opening, enlarging the action range of the air adsorbed by the air inlet 110, and enabling the coverage area of the inner circulation air flow in the inner box body 100 to be larger.

The circulating flow direction of the air flow in the cabinet body is various, for example, the back plate and the cabinet door 130 which are arranged opposite to each other are arranged in the front-back direction on the inner cabinet body 100, and the two side walls which are arranged opposite to each other are arranged in the left-right direction, the flow direction of the circulating air flow can sequentially pass through the back plate, the bottom surface of the inner cabinet body 100, the cabinet door 130 and the top surface of the inner cabinet body 100, so that the front-back circulating air flow is formed, or the flow direction of the air flow can sequentially pass through one side wall, the bottom surface of the inner cabinet body 100, the other side wall and the top surface of the inner cabinet body 100, so that the left-right circulating air flow is formed, regardless of the arrangement of the air flow. The air inlet 110 and the air outlet 120 are disposed near the sides of the inner box 100, so that the air inlet 110 and the air outlet 120 are far enough apart, and thus the coverage of the circulating airflow is wider, and in addition, the airflow can flow along the side wall of the inner box 100 or the cabinet door 130, and a stable circulating airflow is formed.

In the present embodiment, the inner casing 100 includes a cabinet door 130, and the air inlet 110 is located on a side of the top surface of the inner casing 100 close to the cabinet door 130. Because cabinet door 130 sets up for interior box 100 is independent usually, both only through connecting piece interconnect such as hinge, consequently, heat on the 100 lateral walls of interior box is difficult to transmit to cabinet door 130 department, cause the cabinet door 130 temperature lower, it is relatively poor then to the inside partial heat radiation that is close to cabinet door 130 of interior box 130 of cabinet door 130, there is the problem of temperature distribution inequality when initial heating, consequently, the hot-air direct flow through cabinet door 130 internal surface after the compression, directly drive cabinet door 130 with the heat, further improve fast, the effect of even heating.

In the present embodiment, the air inlet 110, the air outlet 120, the air inlet end and the air outlet end are arranged in a straight line. The circuitous flow of the air flow on the top surface of the inner case 100 is reduced, so that the air forms a circulating air flow more rapidly.

The embodiments described above can be implemented crosswise and are equally applicable to disinfection cabinets of various types, such as in-line disinfection cabinets. The invention has a remarkable effect of sterilizing paper articles such as bank paper money, books and the like.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the knowledge range of those skilled in the art.

Claims

1. Take heated air circulation's sterilizer, its characterized in that: the method comprises the following steps:

the top surface of the inner box body (100) is provided with an air inlet (110) and an air outlet (120);

the air guide body comprises an air inlet end, an air outlet end and an air flow compression channel (230) communicated between the air inlet end and the air outlet end, the flow area of the air flow compression channel (230) is reduced along the direction from the air inlet end to the air outlet end, the air inlet end is directly or indirectly communicated with the air outlet (120), the air outlet end is directly or indirectly communicated with the air inlet (110), and the air guide body is positioned on the outer side of the inner box body (100);

the fan (241), the said fan (241) is used for blowing the air to flow in inner box (100) and wind-guiding body;

a heat source (310), the heat source (310) for heating the air.

2. The sterilizer with heated air circulation of claim 1, wherein: the air guide body comprises a bottom cover (210) and a cover plate (220) covering the bottom cover (210), the bottom cover (210) and the cover plate (220) jointly define an external channel for air flow to enter from the air inlet end and blow out from the air outlet end, and the air flow compression channel (230) is a part of the external channel.

3. The sterilizer with hot air circulation according to claim 2, wherein: a plurality of air guide rib positions (231) are arranged in the airflow compression channel (230), and an air guide gap for the air to pass through is arranged between any two adjacent air guide rib positions (231).

4. The sterilizer with hot air circulation according to claim 2, wherein: the external channel is also provided with a transition channel (240), the transition channel (240) is communicated between the airflow compression channel (230) and the air outlet end, the fan (241) is positioned in the transition channel (240), and the air outlet of the fan (241) faces the air outlet end.

5. The sterilizer with hot air circulation according to claim 4, wherein: the gas outlet end is communicated with the gas inlet (110) through a heating shell (300), the heating shell (300) is provided with a heating inlet and a heating outlet, the heating inlet is communicated with the gas outlet end, the heating outlet is communicated with the gas inlet (110), and the heat source (310) is positioned in the heating shell (300).

6. The sterilizer with heated air circulation of claim 5, wherein: the heating inlet is connected to the air outlet end through a buckle.

7. A disinfection cabinet with hot air circulation according to any of the claims 1 to 6, characterized in that: the air inlet (110) is a strip-shaped opening.

8. A disinfection cabinet with hot air circulation according to any of the claims 1 to 6, characterized in that: the air inlet (110) is located on one side of the top surface of the inner box body (100), and the air outlet (120) is located on the other side of the top surface of the inner box body (100).

9. The sterilizer with heated air circulation of claim 8, wherein: the inner box body (100) comprises a cabinet door (130), and the air inlet (110) is positioned on one side of the top surface of the inner box body (100) close to the cabinet door (130).

10. The sterilizer with heated air circulation of claim 8, wherein: the air inlet (110), the air outlet (120), the air inlet end and the air outlet end are arranged in a straight line.