CN110755651A - Disinfection device - Google Patents

Abstract

The invention discloses a sterilization device, comprising a sterilization chamber, an upper cover, an ultraviolet light source part, a steam heater and a hot air generator. The sterilization chamber is used for placing the objects to be treated and is provided with an upper opening, a lower opening and an air inlet through hole. The upper cover is provided with a light through hole and an exhaust through hole. The ultraviolet light source is partially installed on the upper cover and the ultraviolet rays emitted are irradiated in the disinfection chamber through the light through hole. The steam heater is installed under the sterilization chamber and corresponds to the lower opening, and the steam heater can heat the water in the sterilization chamber to generate steam. The hot air generator is located outside the sterilization chamber, and the hot air outlet of the hot air generator is connected to the air inlet through hole of the sterilization chamber to provide hot air into the sterilization chamber. It has the following advantages: irradiating ultraviolet rays in the disinfection chamber to sterilize the objects to be treated, sterilizing the objects to be treated by water vapor, drying the objects to be treated by hot air, and skillfully combining the advantages and disadvantages of ultraviolet disinfection, steam disinfection and hot air drying in Together.

Description

Disinfection device

technical field

The present invention relates to household articles, in particular to a disinfection device.

Background technique

An existing sterilizing device such as CN205924526U, a UV-LED milk bottle sterilizer, includes a main body, an upper cover, a UV-LED ultraviolet light source, a main control board and a control board. The main body is a container with an open upper end; the upper cover is closed on the opening of the main body; the UV-LED ultraviolet light source is arranged on the inner side of the upper cover, and is used for irradiating ultraviolet rays into the main body; the main body is The control board is electrically connected with the UV-LED ultraviolet light source, and is used to control the opening or closing of the UV-LED ultraviolet light source; the control board is electrically connected with the main control board, and is used for setting the UV-LED milk bottle sterilization the working mode of the device. It uses UV-LED ultraviolet light source to sterilize the milk bottle, but the sterilization method is single, and there is still a need for further improvement.

SUMMARY OF THE INVENTION

The present invention provides a sterilization device, which overcomes the shortcomings of the UV-LED milk bottle sterilizer in the background art.

The adopted technical scheme that the present invention solves its technical problem is:

Sterilization equipment, including:

A sterilization chamber for placing objects to be treated, the sterilization chamber is provided with an upper opening, a lower opening and an air inlet through hole through the inside and outside;

an upper cover capable of covering the opening above the sterilization chamber, and the upper cover is provided with a light through hole and an exhaust through hole;

The ultraviolet light source part is installed on the upper cover and the ultraviolet light emitted by the ultraviolet light source part passes through the light through hole and is irradiated in the disinfection chamber;

a steam heater, installed under the sterilization chamber and corresponding to the lower opening, the steam heater can heat the water in the sterilization chamber to generate steam; and

The hot air generator is located outside the sterilization chamber, and the hot air outlet of the hot air generator is connected to the air inlet vent of the sterilization chamber to provide hot air into the sterilization chamber.

Among one embodiment: also include:

The circuit board is electrically connected to the ultraviolet light source part, the steam heater and the hot air generator, the ultraviolet light source part includes an ultraviolet light source, and the ultraviolet light source is welded on the circuit board.

Among one embodiment: also include:

The sterilization chamber shell, the sterilization chamber, the steam heater and the hot air generator are all installed in the sterilization chamber shell.

In one embodiment, one side of the upper cover can be rotatably connected to the top of the sterilization chamber.

In one embodiment, the light through-hole is sealed with transparent quartz glass, and the ultraviolet rays emitted by the ultraviolet light source are irradiated into the disinfection chamber through the transparent quartz glass.

In one embodiment, a supporting peripheral wall is also fixed on the upper cover, the supporting peripheral wall surrounds the light through hole, and the upper cover has an annular area between the supporting peripheral wall and the light through hole; the circuit board The cover is connected on the supporting peripheral wall, the ultraviolet light source is located in the supporting peripheral wall, and the transparent quartz glass is adapted to be connected in the supporting peripheral wall and supported on the annular area.

Among one embodiment: also include:

The upper cover shell is fixed on the upper cover, the circuit board is fixed between the upper cover and the upper cover shell, and the exhaust through hole is also arranged through the upper cover shell.

In one embodiment, the sterilization chamber includes an outer peripheral wall, a connecting ring wall extending inward from the lower peripheral edge of the outer peripheral wall, and an extending peripheral wall extending downward from the inner peripheral edge of the connecting ring wall, and the outer peripheral wall extending outward from the upper edge The upper port of the outer peripheral wall constitutes an upper opening, the lower port of the extended peripheral wall constitutes a lower opening, and the outer peripheral wall is provided with the above-mentioned air inlet through holes; the sterilization chamber is installed in the sterilization chamber shell, The support ring wall is supported against the upper end surface of the sterilization chamber shell, and the bottom end surface of the extended peripheral wall is spaced from the bottom wall of the sterilization chamber shell.

In one embodiment, the steam heater is sealed and installed in the lower port of the extending peripheral wall, and the extending peripheral wall further has a cavity above the steam heater.

In one embodiment, the sterilization chamber includes an outer peripheral wall, a connecting ring wall extending inward from the lower peripheral edge of the outer peripheral wall, and an extending peripheral wall extending downward from the inner peripheral edge of the connecting ring wall, and the upper port on the outer peripheral wall constitutes an upper opening, The lower port of the extending peripheral wall forms a lower opening, and the outer peripheral wall is provided with the above-mentioned air inlet through holes;

The hot air generator includes a heating pipe, a heater and a fan, and the heating pipe includes a horizontal section, a mounting section fixed under the first end of the horizontal section, and a second end fixed at the horizontal section. The interface section on the side, the heater and the fan are installed in the installation section, the horizontal section and the installation section are located under the connecting ring wall of the sterilization chamber and on the side of the extended peripheral wall, and the interface section abuts the outer peripheral surface of the outer peripheral wall And connect the air intake vent.

In one embodiment: the object comprises a baby bottle.

Compared with the background technology, the technical solution has the following advantages:

The disinfection device includes an ultraviolet light source part, a steam heater and a hot air generator. The ultraviolet rays emitted by the ultraviolet light source part are irradiated in the disinfection chamber to sterilize the objects to be treated. The steam heater can heat the water in the disinfection chamber to generate steam. The object is processed, and the object to be treated is dried by the hot air generated by the hot air generator, and the advantages and disadvantages of ultraviolet disinfection, steam disinfection and hot air drying are skillfully combined. The upper cover is provided with a light through hole and an exhaust through hole. The ultraviolet light source is partially installed on the upper cover, and the ultraviolet light emitted by the ultraviolet light source is irradiated into the disinfection chamber through the light through hole. The exhaust through hole is used to discharge water vapor, and the structure is compact. ,Simple. The steam heater is installed under the sterilization chamber and corresponds to the lower opening, so as to facilitate the generation of water vapor.

The light through hole is sealed with transparent quartz glass, and the ultraviolet light emitted by the ultraviolet light source part is irradiated into the disinfection room through the transparent quartz glass, which is convenient to use and has a beautiful appearance.

The circuit board cover is connected on the supporting peripheral wall, the ultraviolet light source is located in the supporting peripheral wall, the transparent quartz glass is adapted and connected in the supporting peripheral wall and supported on the annular area, the structure is simple and compact, and the assembly is convenient.

The upper port of the outer peripheral wall constitutes an upper opening, the lower port of the extended peripheral wall constitutes a lower opening, the outer peripheral wall is provided with an air inlet through hole, the sterilization chamber is installed in the outer shell of the sterilization chamber, the supporting ring wall is supported on the upper end face of the outer shell of the sterilization chamber, and the bottom of the extended peripheral wall is The end face and the bottom wall of the sterilization chamber are spaced apart, with beautiful appearance and compact structure.

Description of drawings

The present invention will be further described below with reference to the accompanying drawings and specific embodiments.

FIG. 1 is a schematic cross-sectional view of a sterilizing device according to a specific embodiment.

Fig. 2 is one of the three-dimensional exploded schematic views of the sterilizing device according to the specific embodiment.

Fig. 3 is the second schematic exploded perspective view of the sterilizing device according to the specific embodiment.

FIG. 4 is the third schematic exploded perspective view of the sterilizing device according to the specific embodiment.

Detailed ways

Please refer to Fig. 1 to Fig. 4, the sterilization device includes a sterilization chamber 1, an upper cover 2, an ultraviolet light source part 3, a steam heater 4, a hot air generator 5, a sterilization chamber shell 6, an upper cover shell 7 and a circuit board 8.

The disinfection chamber 1 is provided with an upper opening 11 , a lower opening 12 and an air inlet through hole 13 penetrating the inside and outside. The sterilization chamber 1 includes an outer peripheral wall 14, a connecting ring wall 15 extending inward from the lower peripheral edge of the outer peripheral wall 14, and an extending peripheral wall 16 extending downward from the inner peripheral edge of the connecting ring wall 15. The outer peripheral wall 14 has an upper edge facing outward. Extends to support ring wall 17 . The upper port of the outer peripheral wall 14 constitutes the upper opening 11 , the lower port of the extending peripheral wall 16 constitutes the lower opening 12 , and the outer peripheral wall 14 is provided with the above-mentioned air inlet through holes 13 . The cavity in the peripheral wall 14 of the sterilization chamber 1 can be used for placing objects to be treated, such as baby bottles.

The sterilization chamber shell 6 includes a bottom wall 61 and a shell peripheral wall 62 extending upward from the outer peripheral edge of the bottom wall 61 . The sterilization chamber 1 is installed in the sterilization chamber housing 6 , the support ring wall 17 supports the upper end surface of the peripheral wall 62 of the housing, and the bottom end surface of the extended peripheral wall 16 is spaced from the bottom wall 61 .

One side of the upper cover 2 and one side of the support ring wall 17 are connected together by a rotating shaft 18 so that the upper cover 2 can be rotated between opening and closing relative to the sterilization chamber 1, and the upper cover 2 can be closed and sterilized when it is closed. There is an opening 11 above the chamber 1 . The upper cover 2 is provided with light through holes 21 and exhaust through holes. A supporting peripheral wall 22 is also fixed on the upper cover 2 , the supporting peripheral wall 22 surrounds the light through hole 21 , and the upper cover 2 has an annular area 23 between the supporting peripheral wall 22 and the light through hole 21 . The upper cover shell 7 is fixed on the upper cover 2 and the exhaust through holes are also provided through the upper cover shell 7 for steam to be discharged. An installation space is formed between the upper cover shell 7 and the upper cover 2 , and the supporting peripheral wall 22 is located in the installation space.

The circuit board 8 is electrically connected to the ultraviolet light source part 3, the steam heater 4 and the hot air generator 5 to provide them with electric power to control their switching, and the circuit board includes a metal aluminum substrate. The ultraviolet light source part 3 is welded on the circuit board 8, and the UV-LED ultraviolet light source includes UV-LED components welded on the circuit board.

The ultraviolet light source part 3 is installed in the installation space between the upper cover 2 and the upper cover shell 7 , and the ultraviolet light emitted by the ultraviolet light source part 3 is irradiated into the disinfection chamber 1 through the light through hole 21 . In this embodiment, the circuit board 8 is covered on the supporting peripheral wall 22, the ultraviolet light source portion 3 is located in the supporting peripheral wall 22, the light through hole 21 is sealed with a transparent quartz glass 24, and the transparent quartz The glass 24 is adapted to be connected in the supporting peripheral wall 22 and supported on the annular area 23 , and the ultraviolet rays emitted by the ultraviolet light source part 3 are irradiated in the sterilization chamber 1 through the transparent quartz glass 24 . Preferably, a sealing ring 25 is provided between the transparent quartz glass 24 and the annular region 23 . The wavelength of the ultraviolet rays emitted by the UV-LED ultraviolet light source is 190-280 nm. The shape of the quartz glass can be a flat shape, a curved shape, a rod shape and a tube shape.

The steam heater 4 is installed in the sterilization chamber shell 6, located under the sterilization chamber 1 and corresponding to the lower opening 12, and the steam heater 4 can heat the water in the sterilization chamber 1 to generate steam. In this embodiment, the steam heater 4 is sealed and installed in the lower port of the extending peripheral wall 16, and the extending peripheral wall 16 also has a cavity above the steam heater 4, and the cavity is used for installing water. The steam heater 4 includes, for example, a heater through which water is heated to generate steam.

The hot air generator 5 is installed in the sterilization chamber shell 6 and is located outside the sterilization chamber 1, and the hot air outlet of the hot air generator 5 is connected to the air inlet through hole 13 of the sterilization chamber 1 to provide hot air to the sterilization chamber 1. . The hot air generator 5 includes a heating pipe 51, a heater and a fan 52. The heater and the fan are installed at the first end of the heating pipe 51 to generate hot air, and the second end of the heating pipe 51 is connected to the inlet. Ventilation hole 13. Further, the heating pipe 51 includes a horizontal section 511, a mounting section 512 fixed under the first end of the horizontal section 511, and an interface section 513 fixed on the side of the second end of the horizontal section 511. The installation section 512 has the first end of the heating pipe 51 for installing the heater and the fan, and the interface section 513 has the second end of the heating pipe for connecting to the air inlet through hole 13 . The horizontal section and the installation section 512 are located under the connecting ring wall 15 of the sterilizing chamber 1 and on the side of the extending peripheral wall 16, and the interface section is abutted against the outer peripheral surface of the peripheral wall 13. The layout of this structure is reasonable, so that the disinfection device Compact structure and small footprint. The shell of the sterilization chamber is provided with an air inlet 63 .

In this embodiment, the objects to be treated in the sterilization chamber 1 can be sterilized by ultraviolet rays and water vapor, and the objects to be treated can be dried by hot air. Ultraviolet disinfection: it uses ultraviolet rays of appropriate wavelengths to destroy the molecular structure of DNA (deoxyribonucleic acid) or RNA (ribonucleic acid) in microbial cells, resulting in the performance of growth cell death and regenerative cell death to achieve sterilization and disinfection. Effect. Ultraviolet disinfection is low-temperature disinfection, so it has a wide range of applications, and can disinfect baby products of various materials. However, the disadvantage of ultraviolet disinfection is that it can only propagate in a straight line and has weak penetration, so the places where ultraviolet rays (invisible light) cannot be irradiated cannot play a role in sterilization and disinfection. Steam sterilization: It uses high temperature steam at 100°C to destroy bacteria or microorganisms. The steam sterilizer has no strict requirements on the structure and light transmittance of the utensils to be sterilized. In addition, high-temperature steam can dissolve and fall off the unclean milk scale in the bottle, which is easy to operate, but long-term high-temperature steam sterilization can easily accelerate the aging of plastics and shorten the service life of baby products. The invention skillfully combines the two disinfection methods and then dries them, so that the advantages and disadvantages of the two are just combined, and a more comprehensive disinfection experience can be provided for users.

The above descriptions are only preferred embodiments of the present invention, so the scope of implementation of the present invention cannot be limited accordingly, that is, equivalent changes and modifications made according to the patent scope of the present invention and the contents of the description should still be covered by the present invention. within the range.

Claims (11)

1. Disinfection device, is characterized in that: comprise: A sterilization chamber for placing objects to be treated, the sterilization chamber is provided with an upper opening, a lower opening and an air inlet through hole through the inside and outside; an upper cover capable of covering the opening above the sterilization chamber, and the upper cover is provided with a light through hole and an exhaust through hole; The ultraviolet light source part is installed on the upper cover and the ultraviolet light emitted by the ultraviolet light source part passes through the light through hole and is irradiated in the disinfection chamber; a steam heater, installed under the sterilization chamber and corresponding to the lower opening, the steam heater can heat the water in the sterilization chamber to generate steam; and The hot air generator is located outside the sterilization chamber, and the hot air outlet of the hot air generator is connected to the air inlet vent of the sterilization chamber to provide hot air into the sterilization chamber. 2. The sterilizing device according to claim 1, characterized in that: further comprising: The circuit board is electrically connected to the ultraviolet light source part, the steam heater and the hot air generator, the ultraviolet light source part includes an ultraviolet light source, and the ultraviolet light source is welded on the circuit board. 3. The sterilizing device according to claim 1, characterized in that: further comprising: The sterilization chamber shell, the sterilization chamber, the steam heater and the hot air generator are all installed in the sterilization chamber shell. 4. The sterilizing device according to claim 1, wherein one side of the upper cover is rotatably connected to the top of the sterilizing chamber. 5 . The sterilizing device according to claim 2 , wherein the light through hole is sealed with a transparent quartz glass, and the ultraviolet rays emitted by the ultraviolet light source part are irradiated into the disinfection chamber through the transparent quartz glass. 6 . 6 . The sterilizing device according to claim 5 , wherein a support peripheral wall is also fixed on the upper cover, the support peripheral wall surrounds the light through hole, and the upper cover has the support wall and the light pass hole. 7 . The circuit board cover is connected on the supporting peripheral wall, the ultraviolet light source is located in the supporting peripheral wall, and the transparent quartz glass is adapted to be connected in the supporting peripheral wall and supported on the annular area. 7. The sterilizing device according to claim 2, characterized in that: further comprising: The upper cover shell is fixed on the upper cover, the circuit board is fixed between the upper cover and the upper cover shell, and the exhaust through hole is also arranged through the upper cover shell. 8 . The sterilizing device according to claim 3 , wherein the sterilizing chamber comprises an outer peripheral wall, a connecting ring wall extending inward from the lower peripheral edge of the outer peripheral wall, and an extending peripheral wall extending downward from the inner peripheral edge of the connecting ring wall, 9 . The upper edge of the outer peripheral wall extends outward to form a support ring wall; the upper port of the outer peripheral wall constitutes an upper opening, the lower port of the extended peripheral wall constitutes a lower opening, and the outer peripheral wall is provided with the above-mentioned air inlet through holes; The sterilization chamber is installed in the sterilization chamber shell, the support ring wall is supported against the upper end surface of the sterilization chamber shell, and the bottom end surface of the extended peripheral wall is spaced from the bottom wall of the sterilization chamber shell. 9 . The sterilizing device according to claim 8 , wherein the steam heater is sealed and installed in the lower port of the extending peripheral wall, and the extending peripheral wall further has a cavity above the steam heater. 10 . 10. The sterilizing device according to claim 1, characterized in that: The disinfection chamber comprises an outer peripheral wall, a connecting ring wall extending inward from the lower peripheral edge of the outer peripheral wall, and an extending peripheral wall extending downward from the inner peripheral edge of the connecting ring wall, the upper port of the outer peripheral wall constitutes an upper opening, and the lower port of the extending peripheral wall A lower opening is formed, and the outer peripheral wall is provided with the above-mentioned air inlet through holes; The hot air generator includes a heating pipe, a heater and a fan, and the heating pipe includes a horizontal section, a mounting section fixed under the first end of the horizontal section, and a second end fixed at the horizontal section. The interface section on the side, the heater and the fan are installed in the installation section, the horizontal section and the installation section are located under the connecting ring wall of the sterilization chamber and on the side of the extended peripheral wall, and the interface section abuts the outer peripheral surface of the outer peripheral wall And connect the air intake vent. 11. The sterilization device of claim 1, wherein the object comprises a baby bottle.

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