CN212439522U - Ultraviolet disinfection equipment capable of automatically controlling ultraviolet irradiation dose - Google Patents
Ultraviolet disinfection equipment capable of automatically controlling ultraviolet irradiation dose Download PDFInfo
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- CN212439522U CN212439522U CN202020312548.0U CN202020312548U CN212439522U CN 212439522 U CN212439522 U CN 212439522U CN 202020312548 U CN202020312548 U CN 202020312548U CN 212439522 U CN212439522 U CN 212439522U
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Abstract
The utility model discloses an ultraviolet disinfection device capable of automatically controlling ultraviolet irradiation dose, which comprises an ultraviolet light source, a control module and a disinfection action area; the control module controls the ultraviolet light source to automatically irradiate the killing action area according to the ultraviolet radiation dose required by virus or bacteria killing, the ultraviolet sensitivity of the virus or bacteria and the known irradiation duration calculated by the radiation illuminance of the ultraviolet light source. The utility model discloses according to the ultraviolet characteristic of different classification viruses or bacterium, ultraviolet sensitivity and the ultraviolet radiation dose that is eliminated promptly, can control the time that shines virus or bacterium more accurately, but also can accurately realize the sterile effect of disinfecting.
Description
Technical Field
The utility model relates to a health protection field, concretely relates to but ultraviolet disinfection equipment of automatic control ultraviolet irradiation dose.
Background
By means of the epidemic situation influence in 2020, people are believed to pay more attention to social public health and household health, and disinfection and sterilization products in various forms and purposes can be produced at the same time. The sterilization and disinfection by ultraviolet rays is a commonly used protection means at present, and is also widely applied to the sterilization and disinfection of indoor air, object surfaces, water bodies and other liquids. However, the existing ultraviolet disinfection mode adopts pure fixed timing disinfection and sterilization, which has weak pertinence, and the disinfection and sterilization effect and efficiency can be influenced, and then the fixed starting mode of the ultraviolet light source can be offset, and some disinfection and sterilization equipment can be accelerated to age or be damaged under the irradiation of the ultraviolet light source with low efficiency for a long time.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a but ultraviolet disinfection equipment of automatic control ultraviolet irradiation dose aims at solving among the prior art ultraviolet disinfection pertinence weak, the lower scheduling problem of efficiency.
The utility model discloses an ultraviolet disinfection device capable of automatically controlling ultraviolet irradiation dose, which comprises an ultraviolet light source, a control module and a disinfection action area; the control module controls the ultraviolet light source to automatically irradiate the killing action area according to the ultraviolet radiation dose required by virus or bacteria killing, the ultraviolet sensitivity of the virus or bacteria and the known irradiation duration calculated by the radiation illuminance of the ultraviolet light source.
The utility model provides a but ultraviolet disinfection equipment of automatic control ultraviolet irradiation dose at first ultraviolet light source passes through modes such as sensor response or mechanical switch (here only the example, and not use this as the limit) and opens, carries out ultraviolet irradiation to the disinfection and killing effect region that needs the disinfection and isolation. Secondly, obtaining the irradiation time length of the ultraviolet light source to the killing action area according to the ultraviolet radiation dose required by the type of the killed viruses or bacteria, the ultraviolet sensitivity of the corresponding viruses or bacteria and the known irradiation illumination of the ultraviolet light source. Wherein, the three data can be obtained by inquiring in the prior technical data. And finally, calculating to obtain the irradiation duration capable of killing the virus or bacteria, and controlling the ultraviolet light source to be turned off by the control module immediately or at a later time after the irradiation reaches the time. The equipment can control the time of irradiating the viruses or the bacteria more accurately according to the ultraviolet characteristics of different types of viruses or bacteria, namely ultraviolet sensitivity and the ultraviolet radiation dose to be eliminated, and can also accurately realize the sterilization and disinfection effects.
In some alternative embodiments, the ultraviolet light source is in the UVC band. When ultraviolet light in UVC wave band irradiates to microorganisms such as bacteria and viruses, DNA/RNA of the microorganisms can be damaged, cells are killed, and accordingly the effect of sterilization is achieved.
In some alternative embodiments, the ultraviolet light source is an ultraviolet LED light source or a low pressure mercury lamp or a cold cathode ultraviolet lamp.
Preferably, the ultraviolet LED light sources are distributed in an array. The ultraviolet LED light sources distributed in the array can ensure that the light rays in the ultraviolet wave band uniformly irradiate the killing action area.
The low-pressure mercury lamp belongs to the short-wave ultraviolet light source category, and comprises a hot cathode and a cold cathode low-pressure mercury lamp, wherein, preferably, the hot cathode low-pressure mercury lamp is selected as the ultraviolet disinfection light source.
In some optional embodiments, the temperature measuring unit is further included for measuring an ambient temperature. And calling the ultraviolet radiation dose at the corresponding temperature and the data of the ultraviolet sensitivity through the ambient temperature. Since viruses, bacteria and the like have different activities at different temperatures, the ultraviolet radiation dose required for eliminating the viruses, the bacteria and the like and the ultraviolet sensitivity of the bacteria and the like are influenced by the ambient temperature, and therefore, in order to obtain more optimal irradiation time, the temperature measuring unit is further arranged in the embodiment.
In some optional embodiments, a first sensor is linked with the control module and used for sensing whether the killing action area is touched or entered by a foreign object. The control module controls the ultraviolet light source to be turned on by sensing that the killing action area is touched or is entered by a foreign object through the first sensor; the control module obtains the irradiation duration of the ultraviolet light source, and controls the ultraviolet light source to be closed when the irradiation duration reaches or is slightly longer than the required irradiation duration.
In some optional embodiments, a monitoring unit is included, which monitors fluctuations of the ultraviolet light source in real time.
In some optional embodiments, the fingerprint sensor is included, the killing area is a fingerprint collecting area, the fingerprint collecting area includes a side surface enclosed by a fingerprint contact surface and a fingerprint contact surface periphery, and the fingerprint sensor is located below the fingerprint contact surface. Fingerprint sampler is often used in the identification field, nevertheless to many people used repeatedly's fingerprint sampler, causes the cross infection problem easily, and this scheme is used for fingerprint sampler, shines through ultraviolet light source automatically, when having solved current fingerprint sampler and causing cross infection's technical problem easily, has still effectively promoted ultraviolet light source's bactericidal effect and bactericidal efficiency.
In some optional embodiments, the apparatus further comprises a timing unit for acquiring the on-time of the ultraviolet light source. The timing unit is electrically connected with the control module and transmits the information of the opening time of the ultraviolet light source to the control module, and when the required irradiation duration is reached or slightly longer, the control module carries out corresponding operation of closing the ultraviolet light source.
In some alternative embodiments, the irradiation duration t required for the killing region may be obtained by a certain integral operation, and the formula is as follows:
wherein the content of the first and second substances,
the dose of ultraviolet radiation required by the virus or bacteria,
is the ultraviolet sensitivity of the virus or bacteria,
is the irradiance of the ultraviolet light source.
The ultraviolet radiation dose is the ultraviolet energy received per unit area and is the integral value of the ultraviolet radiation illuminance with time. Different bacteria or virus species have different ultraviolet metering requirements and different ultraviolet sensitivities, and one skilled in the art can inquire relevant data in relevant technical specifications. In the embodiment, integral calculation is carried out on the external radiation illumination within a certain wavelength range by combining with the ultraviolet sensitivity in an integral mode, and then the irradiation duration of the sterilization effect area is obtained through the known ultraviolet radiation dose, so that the purposes of accurate irradiation and effective sterilization are achieved.
In some alternative embodiments, the irradiation duration t required for the killing region may be obtained by a certain summation operation, and the formula is as follows:
wherein the content of the first and second substances,
the dose of ultraviolet radiation required by the virus or bacteria,
is the ultraviolet sensitivity of the virus or bacteria,
is the irradiance of the ultraviolet light source. In the embodiment, the ultraviolet radiation illumination within a certain wavelength range is calculated by combining the ultraviolet sensitivity in a summing operation mode, and the irradiation duration of the sterilization effect area is calculated by the known ultraviolet radiation dose, so that the purposes of accurate irradiation and effective sterilization are achieved.
In some alternative embodiments, combining the two factors of the ambient temperature T and the fluctuation of the ultraviolet light source under the influence of the irradiation time length, a more accurate irradiation time length T is obtained according to the following formula,
wherein the content of the first and second substances,
the dose of ultraviolet radiation required by the virus or bacteria at ambient temperature T,
is the ultraviolet sensitivity of the virus or bacteria at ambient temperature T,
the irradiance of the ultraviolet light source under the influence of the irradiation time t. The above formula can be simplified if the radiation source is kept stable during the sterilization process.
Furthermore, the utility model also provides an ultraviolet disinfection and sterilization device, which comprises an ultraviolet light source, a control module and a disinfection and sterilization area; the control module controls the ultraviolet light source to automatically irradiate the killing area through the automatic control method of the ultraviolet irradiation dose provided by any embodiment. The utility model provides an ultraviolet disinfection and sterilization equipment can accomplish to have corresponding and the intelligent ultraviolet disinfection and sterilization of efficient, has extravagant optimization effect.
In some optional embodiments, the ultraviolet disinfection and sterilization equipment further comprises a fluorescent warning mark which is arranged in or around the disinfection action area. When the ultraviolet light source is turned on, the fluorescent warning mark is excited by the ultraviolet light source to emit light, and the function of reminding surrounding personnel of turning on the ultraviolet light source is achieved.
Drawings
FIG. 1 is a structural diagram of an ultraviolet disinfection apparatus capable of automatically controlling ultraviolet irradiation dose according to an embodiment of the present invention.
Detailed Description
Example 1
The utility model provides an ultraviolet disinfection device capable of automatically controlling ultraviolet irradiation dose, which is shown in figure 1 and comprises an ultraviolet light source 2, a control module 3 and a disinfection and killing action area 1; the control module 3 controls the ultraviolet light source 2 to automatically irradiate the region of the killing action 1 according to the ultraviolet radiation dose required for killing the virus or bacteria, the ultraviolet sensitivity of the virus or bacteria and the known irradiation duration calculated by the radiation illuminance of the ultraviolet light source. The ultraviolet light source 2 is an ultraviolet LED light source with UVC wave band arranged in array. The device also comprises a first sensor 4 which is arranged at the edge of the killing action area 1. And a fluorescent warning mark 5 arranged in the killing action area 1.
While the present invention has been described with reference to the embodiments, it will be understood by those skilled in the art that the above embodiments are for illustrative purposes only and are not intended to limit the scope of the present invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of protection of the invention is defined by the appended claims.
Claims (9)
1. An ultraviolet disinfection device capable of automatically controlling ultraviolet irradiation dose is characterized by comprising an ultraviolet light source, a control module and a sterilization and killing action area; the control module controls the ultraviolet light source to automatically irradiate the killing action area according to the irradiation duration calculated according to the ultraviolet radiation dose required by virus or bacteria killing, the ultraviolet sensitivity of the virus or bacteria and the known radiation illuminance of the ultraviolet light source.
2. The uv disinfection apparatus capable of automatically controlling uv radiation dose of claim 1, wherein the uv light source is the UVC band.
3. The ultraviolet disinfection apparatus capable of automatically controlling ultraviolet radiation dose according to claim 1 or 2, wherein the ultraviolet light source is an ultraviolet LED light source or a low pressure mercury lamp or a cold cathode ultraviolet lamp.
4. The uv disinfection apparatus capable of automatically controlling uv radiation dose of claim 1, further comprising a temperature measuring unit for measuring ambient temperature.
5. The uv disinfection apparatus capable of automatically controlling uv exposure dose of claim 1, further comprising a first sensor operatively associated with said control module for sensing whether said disinfection zone is touched or entered by a foreign object.
6. The uv disinfection apparatus capable of automatically controlling uv exposure dose of claim 1, comprising a monitoring unit that monitors fluctuations in the uv light source in real time.
7. The uv disinfection apparatus capable of automatically controlling uv exposure dose of claim 1, comprising a fingerprint sensor, wherein the killing-active area is a fingerprint acquisition area, the fingerprint acquisition area comprises a fingerprint contact surface and a side surface surrounded by the fingerprint contact surface, and the fingerprint sensor is located below the fingerprint contact surface.
8. The uv disinfection apparatus capable of automatically controlling uv radiation dose of claim 1, further comprising a timing unit for acquiring the on-time of the uv light source.
9. The uv disinfection apparatus capable of automatically controlling uv exposure dose of claim 1, further comprising a fluorescent warning sign disposed at or around said disinfection zone.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020312548.0U CN212439522U (en) | 2020-03-13 | 2020-03-13 | Ultraviolet disinfection equipment capable of automatically controlling ultraviolet irradiation dose |
| PCT/CN2020/097580 WO2021179474A1 (en) | 2020-03-13 | 2020-06-23 | Method for automatically controlling ultraviolet irradiation dosage, and ultraviolet disinfection and sterilization device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020312548.0U CN212439522U (en) | 2020-03-13 | 2020-03-13 | Ultraviolet disinfection equipment capable of automatically controlling ultraviolet irradiation dose |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112841494A (en) * | 2021-02-22 | 2021-05-28 | 福建鸿博光电科技有限公司 | Ultraviolet irradiation method and device for replacing preservative |
| CN114371140A (en) * | 2021-11-25 | 2022-04-19 | 柒贰零（北京）健康科技有限公司 | Device for detecting concentration of bacteria and viruses in air |
| CN114699544A (en) * | 2021-03-01 | 2022-07-05 | 下一代机器人有限公司 | Mobile robot apparatus for sterilizing space and control method thereof |
| WO2022195467A3 (en) * | 2021-03-15 | 2022-11-24 | Pratrivero S.P.A. | Device and control method for disinfecting objects |
-
2020
- 2020-03-13 CN CN202020312548.0U patent/CN212439522U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112841494A (en) * | 2021-02-22 | 2021-05-28 | 福建鸿博光电科技有限公司 | Ultraviolet irradiation method and device for replacing preservative |
| CN114699544A (en) * | 2021-03-01 | 2022-07-05 | 下一代机器人有限公司 | Mobile robot apparatus for sterilizing space and control method thereof |
| WO2022195467A3 (en) * | 2021-03-15 | 2022-11-24 | Pratrivero S.P.A. | Device and control method for disinfecting objects |
| CN114371140A (en) * | 2021-11-25 | 2022-04-19 | 柒贰零（北京）健康科技有限公司 | Device for detecting concentration of bacteria and viruses in air |
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