CN112263704A

CN112263704A - Sterilizing air duct

Info

Publication number: CN112263704A
Application number: CN202011167991.4A
Authority: CN
Inventors: 代园; 刘冬; 候明玉; 朱长春; 陈明菲; 陈亮; 董锋; 袁良明
Original assignee: Chengdu Guangtong Automobile Co ltd; Yinlong New Energy Co Ltd
Current assignee: Chengdu Guangtong Automobile Co ltd; Yinlong New Energy Co Ltd
Priority date: 2020-10-27
Filing date: 2020-10-27
Publication date: 2021-01-26

Abstract

The invention discloses a disinfection air duct. Wherein, this disinfection wind channel of disinfecting includes: the wind channel for with the air-conditioning outlet intercommunication of passenger train, and be provided with disinfection and sterilization device in wind channel inside, wherein, disinfection and sterilization device includes the casing and sets up wind-operated switch, time controller, the ultraviolet lamp on the casing, wind-operated switch, time controller are connected with ultraviolet lamp respectively, are used for controlling ultraviolet lamp to carry out disinfection and sterilization to the air of the air-conditioning outlet of passenger train. The invention solves the technical problems that water stain and chemical smell residue in the passenger car are easily caused by adopting spraying of disinfectant to disinfect the interior of the passenger car in the related technology.

Description

Sterilizing air duct

Technical Field

The invention relates to the technical field of passenger cars, in particular to a disinfection air duct.

Background

With the continuous development of the passenger car industry and the emergence of new coronavirus pneumonia, people are gradually aware of the importance of public environment health and safety. As a mobile public platform, the safety in a city bus and a highway bus is very important, how to block the spread of viruses through public transport means and ensure the safety of drivers and passengers, and the problem that the public transport industry needs to think urgently at present is solved by providing a high-quality driving and riding environment.

However, in the prior art, generally, the disinfection liquid is sprayed to disinfect the interior of the passenger car, which easily causes water stain and chemical odor residue in the passenger car, and moreover, for the operation of the passenger car, the traditional process of spraying the disinfection liquid undoubtedly increases the labor cost.

In view of the above problems, no effective solution has been proposed.

Disclosure of Invention

The embodiment of the invention provides a disinfection and sterilization air duct, which at least solves the technical problem that water stain and chemical odor residue in a passenger car are easily caused by spraying disinfectant to disinfect and sterilize the interior of the passenger car in the related technology.

According to an aspect of an embodiment of the present invention, there is provided a sterilizing air duct, including: the wind channel for with the air-conditioning outlet intercommunication of passenger train, and be provided with disinfection and sterilization device in wind channel inside, wherein, disinfection and sterilization device includes the casing and sets up wind-operated switch, time controller, the ultraviolet lamp on the casing, wind-operated switch, time controller are connected with ultraviolet lamp respectively, are used for controlling ultraviolet lamp to carry out disinfection and sterilization to the air of the air-conditioning outlet of passenger train.

Optionally, the contact of the wind control switch is in a closed state when the air outlet of the air conditioner of the passenger car is windy, and the ultraviolet lamp is in a connected state with the power supply; or the contact of the wind control switch is in a separated state under the condition that the air-conditioning air outlet of the passenger car is windless, and the ultraviolet lamp and the power supply are in a disconnected state.

Optionally, the contact of the time controller is in a closed state when the time controller is in a preset time range, and the ultraviolet lamp and the power supply are in a connected state; or the contact of the time controller is in a separated state under the condition that the time controller is not in a preset time range, and the ultraviolet lamp and the power supply are in a disconnected state; the preset time range is determined according to a first preset time and a second preset time, and the first preset time is smaller than the second preset time.

Optionally, the disinfection and sterilization device further comprises a photocatalyst lamp cover, wherein the photocatalyst lamp cover is detachably mounted on the shell.

Optionally, the inner side surface of the housing is provided with a specular reflective coating.

Optionally, the sterilization device further comprises: at least one light-transmitting area is arranged on the air duct shell corresponding to the inner side surface of the shell.

Optionally, a light screen, a bidirectional cylinder and a limit guide rail are arranged between the inner side surface of the housing and the at least one light transmission region.

Optionally, the sterilization device further comprises: the electromagnetic valve is arranged on the shell and used for controlling the gas flow direction of the bidirectional cylinder so as to drive the shading plate to slide on the limiting guide rail.

Optionally, the electromagnetic valve includes a first electromagnetic valve, and the first electromagnetic valve is connected to the wind control switch, where the first electromagnetic valve is in an excited state when the ultraviolet lamp is in an on state with the power supply, or the first electromagnetic valve is in an un-excited state when the ultraviolet lamp is in an off state with the power supply.

Optionally, the electromagnetic valve includes a second electromagnetic valve, and the second electromagnetic valve is connected to the time controller, wherein the second electromagnetic valve is in a non-excited state when the ultraviolet lamp is in an on state with the power supply, or the second electromagnetic valve is in an excited state when the ultraviolet lamp is in an off state with the power supply.

In the embodiment of the invention, the air duct is adopted and is used for being communicated with the air-conditioning air outlet of the passenger car, and the disinfection and sterilization device is arranged in the air duct, wherein the disinfection and sterilization device comprises a shell, and a wind control switch, a time controller and an ultraviolet lamp which are arranged on the shell, the wind control switch and the time controller are respectively connected with the ultraviolet lamp and are used for controlling the ultraviolet lamp to disinfect and sterilize the air at the air-conditioning air outlet of the passenger car, the wind control switch and the time controller can be combined through the disinfection and sterilization air duct provided by the embodiment of the invention to control the ultraviolet lamp to disinfect and sterilize the air at the air-conditioning air outlet of the passenger car, the aim of automatically disinfecting and sterilizing the ultraviolet lamp is fulfilled, the technical effects of reducing the labor cost, effectively avoiding the water stain residue and the chemical smell residue caused by spraying disinfectant in the passenger car, and further solving the problem that disinfectant is sprayed in the related technology to, easily cause the technical problems of water stain and chemical odor residue in the vehicle.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:

FIG. 1 is a schematic view of a sterilizing air duct according to an embodiment of the present invention;

FIG. 2 is a schematic electrical circuit diagram of a sterilizing air duct according to an alternative embodiment of the present invention;

FIG. 3 is a schematic view of a sterilizing air duct according to an alternative embodiment of the present invention;

FIG. 4 is a schematic diagram of the pneumatic circuit of the solenoid valve and the bi-directional cylinder according to an alternative embodiment of the present invention.

Wherein the figures include the following reference numerals:

10. an air duct; 11. an air outlet of the air conditioner; 12. a sterilizing device; 120. a housing; 121. a wind control switch; 122. a time controller; 123. an ultraviolet lamp; 124. an electromagnetic valve; 125. a photocatalyst lamp cover; 126. mirror surface reflecting coating; 127. a light-transmitting region; 128. limiting a guide rail; 129. a visor; 130. a bidirectional cylinder.

Detailed Description

In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

According to an aspect of an embodiment of the present invention, there is provided a sterilizing air duct, fig. 1 is a schematic view of a sterilizing air duct according to an embodiment of the present invention, and as shown in fig. 1, the sterilizing air duct includes: wind channel 10 for air-conditioning outlet 11 intercommunication with the passenger train, and at the inside disinfection and sterilization device 12 that is provided with in wind channel 10, wherein, disinfection and sterilization device 12 includes casing 120 and the wind-operated switch 121 of setting on casing 120, time controller 122, ultraviolet lamp 123, wind-operated switch 121, time controller 122 are connected with ultraviolet lamp 123 respectively, be used for controlling ultraviolet lamp 123 to carry out disinfection and sterilization to the air of air-conditioning outlet 11 of passenger train.

As an alternative embodiment, one or more ultraviolet lamps 123 are installed inside the housing 120 of the disinfection and sterilization device 12, and the ultraviolet lamps 123 can emit C-band ultraviolet rays.

As an alternative embodiment, the ultraviolet lamp 123 can be controlled by the wind control switch 121 to sterilize the air at the air outlet 11 of the passenger car; the time controller 122 can also control the ultraviolet lamp 123 to sterilize and disinfect the air at the air outlet 11 of the air conditioner of the passenger car; the two modes can be combined together to jointly control the ultraviolet lamp 123 to disinfect and sterilize the air at the air-conditioning outlet 11 of the passenger car.

The air duct 10 is provided with a chute, and the disinfection and sterilization device 12 is connected to the chute in the air duct 10 through a bolt, so that the disinfection and sterilization device 12 can be conveniently adjusted and overhauled.

In the embodiment of the invention, the air duct 10 is adopted for communicating with the air-conditioning outlet 11 of the passenger car, and the disinfection and sterilization device 12 is arranged inside the air duct 10, wherein the disinfection and sterilization device 12 comprises a shell 120, and a wind control switch 121, a time controller 122 and an ultraviolet lamp 123 which are arranged on the shell 120, the wind control switch 121 and the time controller 122 are respectively connected with the ultraviolet lamp 123 for controlling the ultraviolet lamp 123 to disinfect and sterilize the air at the air-conditioning outlet 11 of the passenger car, the wind control switch 121 and the time controller 122 can be combined through the disinfection and sterilization air duct provided by the embodiment of the invention to realize that the ultraviolet lamp 123 is controlled to disinfect and sterilize the air at the air-conditioning outlet 11 of the passenger car, so as to achieve the purpose of automatically disinfecting and sterilizing the ultraviolet rays, thereby realizing the technical effects of reducing the labor cost and effectively avoiding the water stain residue and chemical smell residue caused by spraying disinfectant in the car, and then solved and adopted among the correlation technique to spray antiseptic solution and disinfect to passenger train inside, caused the interior water stain of car and chemical smell residual technical problem easily.

Optionally, the contact of the wind control switch 121 is in a closed state when the air outlet 11 of the passenger car is windy, and the ultraviolet lamp 123 is in a connected state with the power supply; alternatively, when the air outlet 11 of the passenger car is windless, the contact of the air-controlled switch 121 is separated, and the ultraviolet lamp 123 is disconnected from the power supply.

Above-mentioned air control switch 121 can set up the optional position in the outside of the casing 120 of disinfection and sterilization device 12, and its mounted position closes on the air-conditioning outlet 11 of passenger train under general condition, utilizes air control switch 121 can detect whether there is wind in the air-conditioning outlet 11 of passenger train, and then adjusts the operating condition of above-mentioned air control switch 121's contact. The wind control switch 121 has one end connected to a power source and the other end connected to the ultraviolet lamp 123, thereby forming a wind control circuit in which the connection state between the power source and the ultraviolet lamp 123 is controlled by a contact of the wind control switch 121.

As an alternative embodiment, if there is wind in the air-conditioning outlet 11 of the passenger car, the contact of the wind-control switch 121 is in a closed state, so that the ultraviolet lamp 123 is in a connected state with the power supply, and the ultraviolet lamp 123 can sterilize and disinfect the air in the air-conditioning outlet 11 of the passenger car; if the air-conditioning outlet 11 of the passenger car is windless, the contact of the wind control switch 121 is in a separated state, so that the ultraviolet lamp 123 and the power supply are in a disconnected state, and the ultraviolet lamp 123 stops sterilizing the air at the air-conditioning outlet 11 of the passenger car.

Optionally, the contacts of the time controller 122 are in a closed state when the time controller 122 is in a preset time range, and the ultraviolet lamp 123 and the power supply are in a connected state; or, the contact of the time controller 122 is in a separated state when the time controller 122 is not in the preset time range, and the ultraviolet lamp 123 and the power supply are in a disconnected state; the preset time range is determined according to a first preset time and a second preset time, and the first preset time is smaller than the second preset time.

The timer 122 may be disposed at any position outside the housing 120 of the disinfection and sterilization apparatus 12. It should be noted that the timer 122 has one end connected to the power supply and the other end connected to the ultraviolet lamp 123, thereby forming a time control line in which the communication state between the power supply and the ultraviolet lamp 123 is controlled by the contact of the timer 122.

In a specific implementation process, the operating time of the time controller 122 may be set, for example, a preset time range of the time controller 122 may be set, so that the time controller 122 may adjust the operating state of the contacts of the time controller 122 within the preset time range, where it should be noted that the preset time range at least includes a first preset time and a second preset time, and the first preset time is smaller than the second preset time, and optionally, the contacts of the time controller 122 at the first preset time are closed, and the contacts of the time controller 122 at the second preset time are separated.

As an alternative embodiment, if the time controller 122 is in the preset time range, the contacts of the time controller 122 are in a closed state, so that the ultraviolet lamp 123 is in a connected state with the power supply, and the ultraviolet lamp 123 can sterilize and disinfect the air at the air outlet 11 of the air conditioner of the passenger car; if the time controller 122 is not in the preset time range, the contacts of the time controller 122 are in a separated state, so that the ultraviolet lamp 123 and the power supply are in a disconnected state, and the ultraviolet lamp 123 stops sterilizing the air at the air outlet 11 of the passenger car.

As an optional embodiment, the time controller 122 is an internet of things time controller, and the internet of things time controller has multiple communication capabilities, wherein a plurality of communication components are provided in the internet of things time controller, for example, a 4G component, a 5G component, a WIFI component, an NFC component, and the like, and the communication components can establish communication connection with an external device. In the specific implementation process, the communication connection with the time controller of the internet of things can be established through the mobile terminal, and the mobile terminal can carry out intelligent control on the time controller of the internet of things in a remote mode. It should be noted that the mobile terminal includes, but is not limited to, a smart phone, a smart wearable device, a tablet, a notebook, and the like.

Optionally, the disinfection device 12 further comprises a photocatalyst lamp cover, wherein the photocatalyst lamp cover is detachably mounted on the housing 120.

As an alternative embodiment, since the ultraviolet lamp 123 is installed at a predetermined position of the housing 120 of the disinfection and sterilization device 12, in order to further improve the air treatment effect on the air outlet 11 of the passenger car, a photocatalyst lamp cover may be installed at the periphery of the ultraviolet lamp 123, and the photocatalyst lamp cover is detachably installed on the housing 120, thereby facilitating subsequent detachment or replacement.

Optionally, the inner side surface of the housing 120 is provided with a specular reflective coating.

Above-mentioned mirror surface reflection of light coating includes but not limited to nanometer lacquer high diffuse reflection coating etc. can improve ultraviolet lamp's light efficiency through above-mentioned mirror surface reflection of light coating, eliminates dazzling facula to improve disinfection and sterilization efficiency.

Optionally, the disinfection and sterilization device 12 further includes: at least one light-transmitting area is arranged on the inner surface of the housing 120 corresponding to the housing of the air duct 10.

In a specific implementation process, a light-transmitting area or a plurality of light-transmitting areas may be disposed on the casing of the air duct 10 corresponding to the inner surface of the casing 120, and the light-transmitting areas may enable the ultraviolet lamp of the disinfection and sterilization apparatus to perform ultraviolet irradiation on the interior space of the passenger car, the seat, the armrest, the surface of the interior trim part, and the like, so as to achieve disinfection and sterilization.

Optionally, a light blocking plate, a bidirectional cylinder, and a limit guide are disposed between the inner side surface of the housing 120 and the at least one light transmission region.

Above-mentioned light screen can shelter from the light transmission area territory, and at the concrete implementation in-process, can be at the light transmission area territory or close to the light transmission area territory the position installation stop rail and two-way cylinder to install the light screen on stop rail, slide on stop rail through two-way cylinder drive light screen. Wherein, the sliding direction can be set according to the requirement of the application scene. It should be noted that, the number of the light shielding plate, the bidirectional cylinder and the limit guide rail is not limited at all.

Optionally, the disinfection and sterilization device 12 further includes: and the electromagnetic valve is arranged on the shell and used for controlling the gas flow direction of the bidirectional cylinder so as to drive the light screen to slide on the limiting guide rail.

The electromagnetic valve at least comprises: the electromagnetic valve comprises a first electromagnetic valve and a second electromagnetic valve, wherein the working state of the electromagnetic valve comprises an excited state and a non-excited state (the non-excited state is also called a normal state). In the specific implementation process, the first electromagnetic valve is connected with the air control switch 121, and the second electromagnetic valve is connected with the time controller 122. The wind control switch 121 or the time controller 122 can change the working state of the corresponding electromagnetic valve. The bidirectional cylinder is provided with two air receiving pipes, the two air receiving pipes correspond to the first electromagnetic valve and the second electromagnetic valve respectively, and the gas flow directions of the two air receiving pipes in the bidirectional cylinder are automatically adjusted through the working states of the electromagnetic valves, so that the light screen is driven to slide on the limiting guide rail, and two working conditions of shading and light transmission are further realized.

Alternatively, the solenoid valve includes, but is not limited to, a two-position, five-way, single electrically controlled solenoid valve.

Alternatively, the electromagnetic valve includes a first electromagnetic valve connected to the wind control switch 121, wherein the first electromagnetic valve is in an excited state in a case where the ultraviolet lamp 123 is in an on state with the power supply, or in a non-excited state in a case where the ultraviolet lamp 123 is in an off state with the power supply.

As an alternative embodiment, if there is wind in the air-conditioning outlet 11 of the passenger car, the contact of the wind-control switch 121 is in a closed state, so that the ultraviolet lamp 123 and the power supply are in a connected state, and at this time, the first electromagnetic valve is in an excitation state; if the air-conditioning outlet 11 of the passenger car is windless, the contact of the air-controlled switch 121 is in a separated state, so that the ultraviolet lamp 123 and the power supply are in a disconnected state, and at the moment, the first electromagnetic valve is in a non-excitation state.

It should be noted that the first electromagnetic valve is in the excitation state and is in the left working position; the first electromagnetic valve is in a non-excitation state and is in a right working position.

Alternatively, the solenoid valve includes a second solenoid valve connected to the time controller 122, wherein the second solenoid valve is in a non-excited state in a case where the ultraviolet lamp 123 is in an on state with the power supply, or in an excited state in a case where the ultraviolet lamp 123 is in an off state with the power supply.

As an alternative embodiment, if the time controller 122 is in the preset time range, the contacts of the time controller 122 are in a closed state, so that the ultraviolet lamp 123 and the power supply are in a connected state, and at this time, the second electromagnetic valve is in a non-excitation state; if the timer 122 is not in the preset time range, the contacts of the timer 122 are in a separated state, so that the ultraviolet lamp 123 and the power supply are in a disconnected state, and at this time, the second electromagnetic valve is in an excitation state.

It should be noted that the second electromagnetic valve is in the excitation state and is in the right working position; the first electromagnetic valve is in a non-excitation state and is in a left working position.

An alternative embodiment of the invention is described in detail below.

The optional disinfection and sterilization air channel provided by the invention intelligently controls the coordinated operation of related modules through the air control switch and the time controller, realizes real-time disinfection and sterilization of air in the vehicle through the air conditioning circulating system by utilizing the disinfection and sterilization capacity of C-band ultraviolet rays and photocatalyst, and simultaneously realizes the disinfection and sterilization functions of seats, handrails and decoration parts in the vehicle after the vehicle is stopped, thereby ensuring the environmental health and safety in the vehicle. Meanwhile, ultraviolet rays are adopted for disinfection and sterilization, so that water stain and chemical smell residue in the vehicle caused by spraying of traditional disinfectant are avoided.

FIG. 2 is a schematic circuit diagram of a disinfection and sterilization air duct according to an alternative embodiment of the present invention, and as shown in FIG. 2, the circuit of the disinfection and sterilization air duct at least includes: a wind control switch 121, a time controller 122, an ultraviolet lamp 123 and an electromagnetic valve 124.

The wind control switch 121 can be used for detecting whether the air outlet of the air conditioner is wind, and the contact is closed to connect a circuit when the wind is wind; and the contacts are not separated, and the circuit is disconnected.

The time controller 122 can manually set the starting and stopping time points of the contact closure, and when the preset working time range is reached, the contact closure is performed, the circuit is connected, and when the time range is out, the contact separation is performed, and the circuit is disconnected. In the specific implementation process, as the disinfection and sterilization in the vehicle need to be started when no people exist in the late night, the preset time point is set to be 0-1 point in the late night, and the sterilization is continuously carried out for 1 hour. If time controller 122 changes for thing networking time controller, then accessible 4G network opens with cell-phone APP remote control time controller and stops, realizes intelligent remote control.

FIG. 3 is a schematic view of a germicidal air duct in accordance with an alternative embodiment of the invention, as shown in FIG. 3, the germicidal air duct includes at least: an air duct 10 and a sterilization device 12, wherein the sterilization device 12 may at least include: accessories such as a shell 120, a wind control switch 121, a time controller 122, an ultraviolet lamp 123, an electromagnetic valve 124, a photocatalyst lamp cover 125, a mirror surface reflecting coating 126, a light transmission area 127, a limit guide rail 128, a light shielding plate 129, a bidirectional air cylinder 130 and the like; the inner surface of the shell is provided with the mirror surface reflecting coating 126, so that ultraviolet rays can be effectively reflected, and the disinfection efficiency is improved; the light shielding plate 129 can freely slide up and down under the limitation of the limit guide rail 128 under the action of the bidirectional cylinder 130, so that two working conditions of light shielding and light transmission are realized; the disinfection and sterilization device 12 is also connected to the inner chute of the air duct of the passenger car through a bolt, and can be conveniently adjusted and maintained.

In the specific implementation process, the ultraviolet lamp 123 in the air duct 10 is controlled in a linkage manner with the air conditioner, in the driving process, the air conditioner is started, the ultraviolet lamp 123 in the air duct 10 is turned on, C-band ultraviolet rays are adopted to irradiate the air discharged from the air outlet 11 of the air conditioner, and the sterilization capability of the C-band ultraviolet rays is utilized to destroy DNA and RNA of bacteria and viruses in the air, so that the bacteria and the viruses lose vitality and fertility. The photocatalyst net is used as a lampshade, generates a strong catalytic degradation function under the irradiation of ultraviolet rays, can effectively kill various bacteria, can decompose and harmlessly treat toxins released by the bacteria or fungi, and has the functions of removing formaldehyde, removing TVOC, deodorizing and the like, so that air in an air inlet duct exhausted from an air outlet 11 of the air conditioner can enter a carriage cleanly and harmlessly. Because the ultraviolet lamp 123 is installed inside the air duct 10, in the passenger carrying operation process, ultraviolet rays cannot be emitted to cause damage to passengers, and the requirements of disinfection and sterilization in the driving process can be met.

When a passenger car stops in a parking lot for trimming, the time controller 122 is preset to be switched on at 0-1 o' clock at night, when the time controller 122 is preset for reaching, the ultraviolet lamp 123 is started, the shading plate 129 is opened, the time controller 122 continuously works according to the set duration of the time controller, the passenger car automatically irradiates the space in the passenger car, the seat, the handrail, the surface of an interior trim part and the like under the unmanned condition, residual bacteria attached to objects such as the interior trim and the like in the carriage after one-day operation are effectively killed, the cleanness and the safety in the secondary operation are ensured, and multiple pollution is avoided.

Because the automatic ultraviolet disinfection is adopted, the traditional disinfectant spraying process is cancelled, on one hand, the labor cost of an operation company is reduced, and on the other hand, water stain residue and chemical smell residue caused by spraying the disinfectant in the vehicle can be effectively avoided, so that inconvenience caused to drivers and passengers is avoided.

Fig. 4 is a schematic diagram of the pneumatic circuit of the solenoid valve and the bidirectional cylinder according to the alternative embodiment of the present invention, as shown in fig. 4, the first solenoid valve is denoted as D1, the second solenoid valve is denoted as D2, and the bidirectional cylinder includes a cylinder a and a cylinder B.

The air control switch (for detecting whether air is discharged from the air outlet of the air conditioner) can independently control the power input of the ultraviolet lamp and control the first electromagnetic valve; when wind exists, the wind control switch circuit of the ultraviolet lamp is switched on, and the first electromagnetic valve is in an excitation state (a left working position); when no wind exists, the wind control switch circuit of the ultraviolet lamp is disconnected, and the first electromagnetic valve is in a non-excitation state (right working position); the time controller can independently control the power input of the ultraviolet lamp and control the second electromagnetic valve; when the time controller does not reach the preset time point, the ultraviolet time controller circuit is disconnected, and the second electromagnetic valve is in a non-excitation state (a left working position); when the time controller reaches a preset time range, the ultraviolet time controller circuit is connected, and the second electromagnetic valve is in an excitation state (right working position). It should be noted that, when the bidirectional cylinder is upward, the light screen is closed; the bidirectional cylinder faces downwards, and the shading plate is opened.

As an alternative embodiment, when the air conditioner is out of wind and the preset time point of the time controller is not reached (the state of no work when parking and no air conditioner when driving): the wind control circuit and the time controller circuit are disconnected, and the ultraviolet lamp is closed; first solenoid valve non-excitation state (right work position), second solenoid valve non-excitation state (left work position), the gas flow direction: 1(D1) → 4(D1) → 1(D2) → 2(D2) → B intake air; a → 4(D2) → 5(D2) exhaust, cylinder B intake A exhaust, keeping the push-up state, the shutter plate closes.

As an alternative embodiment, when the air conditioner is windy and the time controller does not reach the preset time point (the state of the air conditioner used in the traveling vehicle): the wind control circuit is connected, and the ultraviolet lamp is turned on; first solenoid valve excitation state (left work position), second solenoid valve non-excitation state (left work position), the gas flow direction: 1(D1) → 2(D1) → 3(D2) no air intake; a → 4(D2) → 5(D2) exhaustion; b → 2(D2) → 1(D2) → 4(D1) → 5(D1) of the exhaust, and the cylinder A, B is exhausted all together without a pressure difference, and the cylinder is kept in a push-up state by a damping action, and the shade plate is closed.

It should be noted that, in this state, the air outlet of the air duct can be ensured to be treated by ultraviolet rays and photocatalyst, and the indoor air is ensured to be disinfected, sterilized and purified; meanwhile, the closing of the shading plate can ensure that ultraviolet rays leak outwards in the driving process and cause damage to passengers.

As an alternative embodiment, when the air conditioner is in the wind and the time controller presets a time point (in a special case, the air conditioner is used during night driving): the wind control circuit and the time controller circuit are both connected, and the ultraviolet lamp is turned on; first solenoid valve excitation state (left work position), second solenoid valve excitation state (right work position), the gas flow direction: 1(D1) → 2(D1) → 3(D2) → 2(D2) → B intake air; a → 4(D2) → 1(D2) → 4(D1) → 5(D1) of the exhaust, the cylinder B is charged with the air A and the exhaust is maintained in the push-up state, and the shutter plate is closed.

As an alternative embodiment, when the air conditioner is out of wind and reaches the preset time point of the time controller (parking at night, state of reaching the preset sterilization time point): the circuit of the time controller is connected, and the ultraviolet lamp is turned on; first solenoid valve non-excitation state (right work position), second solenoid valve excitation state (right work position), the gas flow direction: 1(D1) → 4(D1) → 1(D2) → 4(D2) → a intake air; b → 2(D2) → 3(D2) → 2(D1) → 3(D1) of the exhaust, the cylinder a intake B of the exhaust, the downward pushing state being maintained, and the shutter plate being opened.

In this state, the light screen is opened, the ultraviolet lamp is opened, and ultraviolet radiation is applied to the space in the vehicle, the seat, the armrest, the surface of the interior trim part, and the like through the light-transmitting area of the air duct, thereby achieving disinfection and sterilization in the vehicle. When the preset sterilization time is over, the time controller is disconnected, the ultraviolet lamp is extinguished, the second electromagnetic valve is changed into a non-excitation state, and the gas flow direction is as follows: first solenoid valve non-excitation state (right work position), second solenoid valve non-excitation state (left work position), the gas flow direction: 1(D1) → 4(D1) → 1(D2) → 2(D2) → B intake air; a → 4(D2) → 5(D2) exhaust, cylinder B intake A exhaust, keeping the push-up state, the shutter plate closes. The sterilization in the automatic vehicle at night is finished.

The above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments.

In the above embodiments of the present invention, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.

In the embodiments provided in the present application, it should be understood that the disclosed technology can be implemented in other ways. The above-described embodiments of the apparatus are merely illustrative, and for example, the division of the units may be a logical division, and in actual implementation, there may be another division, for example, multiple units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, units or modules, and may be in an electrical or other form.

The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.

In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.

The integrated unit, if implemented in the form of a software functional unit and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a removable hard disk, a magnetic or optical disk, and other various media capable of storing program codes.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A disinfection wind channel, characterized by, includes: the wind channel is used for communicating with the air-conditioning outlet of the passenger car, and the inside disinfection device that is provided with in wind channel, wherein, disinfection device includes the casing and sets up wind control switch, time controller, ultraviolet lamp on the casing, the wind control switch the time controller respectively with ultraviolet lamp connects, is used for control ultraviolet lamp is right the air of the air-conditioning outlet of passenger car carries out disinfection.

2. The air duct according to claim 1,

the contact of the wind control switch is in a closed state under the condition that an air outlet of an air conditioner of the passenger car is windy, and the ultraviolet lamp is in a connected state with a power supply; or the contact of the wind control switch is in a separated state under the condition that the air-conditioning air outlet of the passenger car is windless, and the ultraviolet lamp and the power supply are in a disconnected state.

3. The air duct according to claim 1,

the contact of the time controller is in a closed state under the condition that the time controller is in a preset time range, and the ultraviolet lamp is in a connection state with the power supply; or the contact of the time controller is in a separated state under the condition that the time controller is not in a preset time range, and the ultraviolet lamp and the power supply are in a disconnected state;

the preset time range is determined according to a first preset time and a second preset time, and the first preset time is smaller than the second preset time.

4. The air duct according to claim 1, wherein the disinfecting device further comprises a photocatalyst lamp cover, wherein the photocatalyst lamp cover is detachably mounted on the housing.

5. The air duct according to claim 1, wherein an inner side surface of the housing is provided with a specular reflective coating.

6. The air duct according to any one of claims 1 to 5, wherein the disinfecting and sterilizing device further comprises: at least one light-transmitting area is arranged on the air duct shell corresponding to the inner side surface of the shell.

7. The air duct according to claim 6, wherein a light blocking plate, a bidirectional cylinder and a limit guide are provided between the inner side surface of the housing and the at least one light transmitting region.

8. The air duct according to claim 7, wherein the disinfecting and sterilizing device further comprises: the electromagnetic valve is arranged on the shell and used for controlling the gas flow direction of the bidirectional cylinder so as to drive the shading plate to slide on the limiting guide rail.

9. The air duct according to claim 8, wherein the solenoid valve comprises a first solenoid valve connected to the air control switch, wherein the first solenoid valve is in an energized state when the ultraviolet lamp is in an on state with the power source, or in a non-energized state when the ultraviolet lamp is in an off state with the power source.

10. The air duct according to claim 8, wherein the solenoid valve comprises a second solenoid valve connected to the time controller, wherein the second solenoid valve is in a non-excited state when the ultraviolet lamp is in an on state with the power supply, or in an excited state when the ultraviolet lamp is in an off state with the power supply.