CN201582165U - Sterilization and disinfection ventilation device - Google Patents

Abstract

The utility model relates to a sterilizing and disinfecting ventilating device, which comprises a shell, fan blades installed in the shell, a motor, an ultraviolet sterilizing lamp and a reflective cover for reflecting ultraviolet rays. The housing is composed of a vent cover and a baffle, and the reflector is arranged on the baffle to enhance the intensity of ultraviolet light in a specific irradiation area and prevent ultraviolet light from penetrating and endangering the human body. The baffle is composed of two panels with offset holes or offset slots to prevent secondary reflection of ultraviolet rays. The ultraviolet sterilizing lamp is arranged between the reflector and the vent cover, and can emit ultraviolet rays with a main wave wavelength of 254nm, which can effectively disinfect and sterilize. The side of the vent cover facing the ultraviolet germicidal lamp has a light-absorbing layer, which is used to effectively reduce the secondary reflection of ultraviolet rays. The sterilizing and disinfecting ventilation device disclosed by the utility model adds an ultraviolet sterilizing lamp and a reflector to the traditional ventilation device, which can effectively sterilize and sterilize, and at the same time avoid ultraviolet rays from penetrating and harming the human body.

Description

Sterilization and disinfection ventilation device

technical field

The utility model relates to a ventilating device, in particular to a sterilizing and disinfecting ventilating device with a bactericidal function.

Background technique

In many big cities in today's society, people's work pace is getting faster and faster. Most people need to stay in offices, laboratories, shopping malls and other places for a long time. Working in such a closed environment for a long time, the air in the air Bacteria multiply in large numbers over time, which is likely to cause harm to human health. With the continuous popularization of the concept of health, most of the relatively closed environments are equipped with ventilation fans to facilitate the circulation and circulation of air. However, after years of operation, these ventilation facilities do not have the function of sterilization and disinfection, and they are easy to breed bacteria. The air it passes through is polluted instead.

A large amount of data shows that under the ravages of bacteria and viruses, human beings are suffering from different types of disease threats. Therefore, we need an effective ventilation device with air disinfection and sterilization to ensure that people work and study in an environment with clean air.

Utility model content

The technical problem to be solved by the utility model is to provide a sterilizing and disinfecting ventilation device for the defect that the ventilation device in the prior art does not have the function of sterilization and disinfection.

The technical solution adopted by the utility model to solve the technical problem is: to construct a sterilizing ventilation device, which includes a housing, a fan blade installed inside the housing and a motor, and also includes an ultraviolet germicidal lamp installed inside the housing and a A reflector for reflecting ultraviolet light.

In the sterilizing and disinfecting ventilating device described in the utility model, the housing includes: a vent cover connected to the vent opening of the building and a baffle installed indoors.

In the sterilization and disinfection ventilation device described in the utility model, the baffle plate is composed of two panels with staggered holes designed to prevent secondary reflection of ultraviolet rays, and the staggered holes are circular holes, square holes, and triangular holes. one or a combination of at least two.

In the sterilization and disinfection ventilation device described in the utility model, the baffle plate is composed of two panels designed with misaligned slots and can prevent secondary reflection of ultraviolet rays.

In the sterilization and disinfection ventilation device of the present utility model, the baffle is provided with a reflector for enhancing the intensity of ultraviolet light in a specific irradiation area and preventing the ultraviolet rays from penetrating the housing.

In the sterilization and disinfection ventilation device of the present invention, an ultraviolet germicidal lamp for emitting ultraviolet rays with a wavelength of 254nm is arranged between the reflector and the vent cover.

In the sterilizing and disinfecting ventilating device described in the utility model, the vent cover plate is provided with a vent hole connected with the vent opening of the building and used for introducing external ambient air.

In the sterilization and disinfection ventilation device described in the utility model, the side of the vent cover facing the ultraviolet germicidal lamp has a light-absorbing layer that can effectively reduce the secondary reflection of ultraviolet rays.

In the sterilization and disinfection ventilation device described in the utility model, the light-absorbing layer is a black matt oxide layer or a sprayed layer.

In the sterilization and disinfection ventilation device described in the utility model, a control circuit board for driving the motor and the ultraviolet germicidal lamp is also included.

In implementing the sterilizing and disinfecting ventilation device of the present utility model, it has the following beneficial effects: the sterilizing and sterilizing and ventilating device of the present utility model comprises a housing, a fan blade installed inside the housing, a motor, an ultraviolet germicidal lamp and a reflective light for reflecting ultraviolet rays. cover. The housing is composed of a vent cover connected to the vent opening of the building and a baffle installed indoors. The reflector is arranged on the baffle to enhance the intensity of ultraviolet light in a specific irradiation area and Prevent ultraviolet rays from penetrating and harming the human body. The baffle is composed of two panels with offset holes or offset slots to prevent secondary reflection of ultraviolet rays. The ultraviolet sterilizing lamp is arranged between the reflector and the vent cover, and can emit ultraviolet rays with a main wave wavelength of 254nm, which can effectively disinfect and sterilize. The side of the vent cover facing the ultraviolet germicidal lamp has a light-absorbing layer such as a black matt oxide layer or a sprayed layer to effectively reduce the secondary reflection of ultraviolet rays. This sterilization and disinfection ventilation device adds ultraviolet germicidal lamps and reflectors to the traditional ventilation device. The location of the ultraviolet germicidal lamps ensures that the air entering the vent cover and baffle can be irradiated to achieve multi-space and multi-directional disinfection. Sterilize, and at the same time, it can prevent ultraviolet rays from leaking out and harming the human body.

Description of drawings

The utility model will be further described below in conjunction with accompanying drawing and embodiment, in the accompanying drawing:

Fig. 1 is the structural representation of the utility model sterilization ventilation device;

Fig. 2 is the schematic diagram of an embodiment of the utility model staggered hole type baffle plate;

Fig. 3 is a schematic diagram of an embodiment of the offset slotted baffle plate of the present invention.

Detailed ways

The preferred embodiments of the present utility model are described in detail below in conjunction with the drawings.

The structural diagram of the sterilization and disinfection ventilation device of the preferred embodiment of the utility model is shown in Figure 1, and referring to Figures 2 and 3 at the same time, the sterilization and disinfection ventilation device includes: a housing, a fan blade 2 installed inside the housing, a motor 3. Control circuit board 4, ultraviolet germicidal lamp 5, reflector 51. Wherein the housing includes: a vent cover 1 connected with the vent opening of the building and a baffle 6 arranged indoors. The center of the vent cover plate 1 is provided with a vent hole connected to the vent opening of the building, and the vent hole can be used to introduce external ambient air. The side of the air vent cover plate 1 facing the ultraviolet germicidal lamp 5 has a light-absorbing layer, which can effectively reduce the secondary reflection of ultraviolet rays. This light-absorbing layer can be a black matt oxide layer or a sprayed layer, or any color that can reduce ultraviolet reflection. or material, not limited to black, matte, oxidized or coated surface. When the central air hole of the air vent cover plate 1 was closed, the air then passed in from around the baffle plate 6 and passed out from the center of the baffle plate 6. In this way, the device can only circulate the air in the room to keep the air clean. The fan blade 2 can rotate under the drive of the motor 3 to spin the air in. The control circuit board 4 is used to drive the motor 3 and the ultraviolet germicidal lamp 5, and the control circuit board 4 can be arranged inside or outside the housing as required. The ultraviolet sterilizing lamp 5 is arranged between the reflector 51 and the vent cover 1, and can emit ultraviolet rays with a main wave wavelength of 254nm. Commonly used ultraviolet light lamps with a main wave wavelength of 365nm cannot effectively sterilize and sterilize. The device using the ultraviolet germicidal lamp with a main wave wavelength of 185nm will generate ozone, which not only has low disinfection efficiency, but also can easily cause harm to the human body in a closed space. The tube shape and placement position of the ultraviolet germicidal lamp 5 can be determined according to requirements, such as straight tube type, U-shaped tube type, W-shaped tube type, rice bubble type, etc. Where the air travels the path depends on the construction and size of the ventilation unit. The reflector 51 is arranged on the baffle 6 for reflecting ultraviolet rays, on the one hand, it can enhance the intensity of ultraviolet light in a specific irradiation area, and on the other hand, it can prevent the ultraviolet rays from penetrating downwards and endangering the human body. As shown in Figure 2, the baffle plate 6 is composed of two panels with staggered hole design, which can effectively prevent the secondary reflection and transmission of ultraviolet rays. In the present embodiment, the staggered holes of the two panels of the baffle plate 6 are designed as square holes. Of course, the shape of the staggered holes is not limited to a square, and triangular holes, circular holes, etc. can also be used, and can also be holes of various shapes. combination. As shown in Fig. 3, the baffle plate 6 is composed of two panels designed with offset slots, which can be designed in a variety of ways according to the situation. The baffle designs shown in Figure 2 and Figure 3 can effectively prevent the secondary reflection of ultraviolet rays, and the design of staggered holes and staggered slots can be designed in a variety of ways according to specific situations, so that the device panel looks different.

The vent hole on the vent cover plate 1 of the sterilization and disinfection ventilation device disclosed by the utility model can be opened or closed according to the situation. When the vent hole is opened, the outdoor air can be passed into the room. When the vent hole is closed, only the indoor air Cyclic sterilization and disinfection; the position of the ultraviolet germicidal lamp 5 ensures that the air entering the vent cover 1 and the baffle 6 can be irradiated to realize multi-space and multi-directional sterilization, and keep the components in the device from bacterial contamination; the control circuit The plate 4 can drive the motor 3 and the ultraviolet germicidal lamp 5 at the same time, so that the fan blade 2 rotates and the air around the vent cover 1 and the baffle 6 is screwed in, and after being irradiated by the ultraviolet germicidal lamp 5, the air is blown out to achieve sterilization Cooling function.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements or improvements made within the spirit and principles of the present utility model shall be included in the scope of the present utility model. within the scope of protection.

Claims (9)

1. sterilizing ventilation plant, comprise housing, be installed on the flabellum and the motor of enclosure interior, it is characterized in that, also comprise ultraviolet germicidal lamp that is installed on enclosure interior and the reflection shield that is used for uv reflectance, described housing comprise be connected, be provided with the ventilating hole cover plate of the vent that opens or closes with the venting channels mouth of building and be arranged at indoor, under the situation of described vent sealing air feed around the baffle plate, from the baffle plate of baffle plate central authorities pass-out.

2. sterilizing ventilation plant according to claim 1, it is characterized in that, described baffle plate be by can preventing that two panels ultraviolet secondary reflection, the design of wrong hole from forming, and described wrong hole is circular port, square opening, a kind of or its at least two kinds the combination in tri-angle-holed.

3. sterilizing ventilation plant according to claim 1 is characterized in that, described baffle plate is by preventing that two panels ultraviolet secondary reflection, dislocation fluting design from forming.

4. according to claim 2 or 3 described sterilizing ventilation plants, it is characterized in that described baffle plate is provided with and is used to strengthen the ultraviolet intensity in specific shot zone and avoids ultraviolet ray to appear the reflection shield of housing.

5. sterilizing ventilation plant according to claim 1 is characterized in that, is provided with between described reflection shield and the ventilating hole cover plate to be used to send that main wave-wave is long is the ultraviolet ultraviolet germicidal lamp of 254nm.

6. sterilizing ventilation plant according to claim 1 is characterized in that, have on the described ventilating hole cover plate be connected with the venting channels mouth of building, be used for vent that ambient air outside is introduced.

7. according to claim 1 or 6 described sterilizing ventilation plants, it is characterized in that the ventilating hole cover plate has the light-absorption layer that can effectively reduce ultraviolet secondary reflection towards the one side of ultraviolet germicidal lamp.

8. sterilizing ventilation plant according to claim 7 is characterized in that, described light-absorption layer is black matt oxide layer or sprayfused coating.

9. sterilizing ventilation plant according to claim 1 is characterized in that, also comprises the control circuit board that is used for drive motor and ultraviolet germicidal lamp.

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