CN214355436U

CN214355436U - Special sterilizing and air purifying device for passenger car

Info

Publication number: CN214355436U
Application number: CN202023102492.5U
Authority: CN
Inventors: 钟健龙; 李勇
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-10-08
Anticipated expiration: 2030-12-21

Abstract

The utility model discloses a special disinfection fungus air-purifying device that disinfects of passenger train, the output of second heat exchanger passes through air ducting intercommunication passenger train carriage inner room, and the disinfection subassembly that disinfects sets up in air intake, air ducting's the wind current channel of air ducting and/or the air intake in passenger train carriage, is provided with exhaust fan on first return air device's the wind current channel, and first return air device is used for discharging the air in passenger train carriage. When the air passes through the sterilization and disinfection component, the air is sterilized and disinfected, and the air entering the carriage inner chamber of the passenger car is safe and clean; if a positive and negative ion generator is adopted, positive and negative ion groups are also sent to each position of the inner chamber of the carriage of the passenger car through the air guide device for sterilization; the air conditioning loop cools or heats the carriage of the passenger car, and the air introduced into the inner chamber of the carriage of the passenger car is comfortable; the air flow channel of the second air return device and the passenger car compartment can form an inner circulation path, and the air fluidity of the passenger car compartment inner chamber is effectively improved.

Description

Special sterilizing and air purifying device for passenger car

Technical Field

The utility model relates to a disinfection and sterilization air-purifying field, in particular to special disinfection and sterilization air-purifying device for passenger cars.

Background

The passenger car is widely applied to traffic, is a very convenient vehicle in people's life and work, has very large daily bearing capacity, and countless people enter and exit the carriage, stay in the carriage for a period of time with different lengths, and have limited inner space of the carriage, but the passenger density in the car is high, the air circulation is poor, the air quality is poor, and the safety is poor.

Therefore, the environment of the passenger car compartment is related to the health of a large number of passengers, and the sterilization and air purification of the inner chamber of the passenger car compartment becomes a technical problem to be solved urgently.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a special disinfection bacterium air-purifying device of passenger train can flow clean air in the carriage toward the leading-in sterile air of carriage inner room, the carriage to the air conditioner refrigerates or heats, can give the passenger a comparatively comfortable sense of security.

According to the first aspect of the present invention, a special air purifying device for sterilizing and disinfecting passenger cars comprises an air guiding device, an air conditioning circuit, a sterilizing and disinfecting assembly and a first air returning device, wherein the air guiding device is provided with one or more than one air outlet, the air outlet of the air guiding device is communicated with the air inlet of the passenger car, the air conditioning circuit comprises a compressor, a first reversing valve, a first heat exchanger and a second heat exchanger, the output end of the second heat exchanger is communicated with the air inlet end of the air guiding device, the first reversing valve is used for switching the working mode of the air conditioning circuit, the second heat exchanger is used for blowing hot air or cold air into the inner chamber of the passenger car through the air guiding device, the sterilizing and disinfecting assembly is arranged at the air inlet of the air guiding device, in the air flow passage of the air guiding device and/or at the air inlet of the passenger car, the air inlet of the air flow channel of the first air return device is communicated with the carriage inner chamber of the passenger car, the air outlet of the air flow channel of the first air return device is communicated with the carriage outer chamber of the passenger car, and an air draft fan is arranged on the air flow channel of the first air return device.

According to the utility model discloses special disinfection fungus air-purifying device of passenger train has following beneficial effect at least: the air guide device introduces fresh air outside, the first air return device drives air in the inner chamber of the carriage of the passenger car to be discharged outwards, and air inside and outside the carriage circulates, so that the air flowability of the carriage of the passenger car can be effectively improved; cold media in the air-conditioning loop flow in the forward direction or the reverse direction, air is cooled or heated through the coil pipe of the second heat exchanger, the cooled or heated air flows through the sterilization and disinfection component on the air guide device, and when the cooled or heated air passes through the sterilization and disinfection component, the air is sterilized and disinfected, and the air entering the inner chamber of the carriage of the passenger car is safe and clean; if a positive and negative ion generator is adopted, positive and negative ion groups are also sent to each position of the inner chamber of the carriage of the passenger car through the air guide device for sterilization; the air conditioning loop refrigerates or heats the inner chamber of the carriage of the passenger car, and the air introduced into the carriage of the passenger car is comfortable; the air conditioning loop or the first air return device works to effectively improve the air fluidity of the inner chamber of the carriage of the passenger car.

According to the utility model discloses a some embodiments still include second return air device, two ports of the wind channel of second return air device all are the intercommunication the carriage inner room of passenger train, be provided with circulating fan on the wind channel of second return air device.

According to the utility model discloses a some embodiments, the air outlet intercommunication in second return air device's wind channel wind guiding device.

According to some embodiments of the invention, the sterilization and disinfection assembly comprises an ion generator.

According to some embodiments of the invention, the ion generator generates positive ions and negative ions, and the sterilization and disinfection between the positive ions and the negative ions are generated.

According to some embodiments of the utility model, still including being used for covering the decoration of passenger train carriage air intake, the inboard and/or the outside of decoration are provided with the disinfection subassembly that disinfects.

According to the utility model discloses a some embodiments still include flow of people detection spare, flow of people detection spare sets up on the inner wall of passenger train carriage and/or set up the orientation of decoration one side of passenger train carriage inner room.

According to some embodiments of the invention, the people flow detector is an infrared sensor, a heat sensor or a camera.

According to the utility model discloses a some embodiments still include ion concentration detection spare, ion concentration detection spare sets up on the inner wall of passenger train carriage and/or set up the orientation of decoration one side of passenger train carriage inner room, ion concentration detection spare is used for detecting the ion concentration of passenger train carriage inner room.

According to some embodiments of the present invention, the air flow channel of the air guiding device is provided with a filter member, one or more of which is arranged along the axial direction of the air flow channel of the air guiding device.

According to the utility model discloses a some embodiments, be provided with additional fan in air ducting's the wind channel.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

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

FIG. 1 is a schematic structural view of a special air purifying device for sterilizing and disinfecting a passenger car according to an embodiment of the present invention;

FIG. 2 is a partial schematic view of the air sterilizer of FIG. 1;

FIG. 3 is a schematic view of the connection between the air guiding device and the decoration of the air purifying device of the special air purifying device for passenger cars shown in FIG. 1;

fig. 4 is a schematic circuit diagram of the special air purifying device for sterilizing and disinfecting passenger cars of the embodiment of the utility model.

An air guide device 100, an additional fan 110 and a filter element 120;

A compressor 210, a first reversing valve 220, a first heat exchanger 230, a second heat exchanger 240, a liquid storage dryer 250 and an expansion valve 260;

a sterilization and disinfection assembly 300;

a first air return device 400, an air exhaust fan 410;

a decoration 500;

a human flow rate detector 600;

an ion concentration detection member 700;

a second air return device 800 and a circulating fan 810.

Detailed Description

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

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

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

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

Referring to fig. 1 and 3, a special air purifying apparatus for sterilizing and disinfecting a passenger car according to a first aspect of the present invention includes an air guiding apparatus 100, an air conditioning circuit, a sterilizing and disinfecting assembly 300 and a first air returning apparatus 400, the air guiding apparatus 100 is provided with one or more air outlets, the air outlet of the air guiding apparatus 100 is communicated with an air inlet of a passenger car, the air conditioning circuit includes a compressor 210, a first reversing valve 220, a first heat exchanger 230 and a second heat exchanger 240, an output end of the second heat exchanger 240 is communicated with an air inlet of the air guiding apparatus 100, the first reversing valve 220 is used for switching a working mode of the air conditioning circuit, the second heat exchanger 240 is used for blowing hot air or cold air into a compartment of the passenger car through the air guiding apparatus 100, the sterilizing and disinfecting assembly 300 is disposed at the air inlet of the air guiding apparatus 100, in an air flow passage of the air guiding apparatus 100 and/or at the air inlet of the passenger car, an air inlet of the air flow channel of the first air return device 400 is communicated with an inner compartment of the passenger car, an air outlet of the air flow channel of the first air return device 400 is communicated with an outer compartment of the passenger car, and an air draft fan 410 is arranged on the air flow channel of the first air return device 400.

In the heat power industry, an air conditioning loop is a basic knowledge; the air conditioning circuit comprises four main parts: the air conditioner comprises a compressor 210, a first reversing valve 220, a first heat exchanger 230 and a second heat exchanger 240, wherein the first reversing valve 220, the first heat exchanger 230 and the second heat exchanger 240 are connected in series to form a loop, the compressor 210 is connected with the first reversing valve 220, so that low-temperature and high-pressure refrigerants pumped out by the compressor are led into the loop, and the heat exchangers comprise a coil pipe and a fan. Depending on whether cooling or heating is currently required, the first direction-changing valve 220 is adjusted to change the flow direction of the refrigerant in the air conditioning circuit, and one of the first heat exchanger 230 and the second heat exchanger 240 is in the condenser operating state while the other is in the evaporator operating state. Referring to the U direction shown in fig. 1, when the refrigerant flows clockwise or counterclockwise, the low-temperature and high-pressure refrigerant compressed by the compressor 210 first passes through the first heat exchanger 230 or first passes through the second heat exchangerAnd two heat exchangers 240, which respectively execute corresponding working states. Referring to fig. 1, taking the second heat exchanger 240 as a refrigeration/evaporator as an example, the low-temperature and high-pressure refrigerant compressed by the compressor 210 first passes through the second heat exchanger 240, and the air input direction in the second heat exchanger 240 is shown in V of fig. 1 ₂₁Direction, air passing through the position of the coil of the second heat exchanger 240 to lower the temperature, and output direction of cold wind refer to V of fig. 1₂₂In the direction of the cold air to be introduced into the passenger compartment of the passenger car, the air input direction in the first heat exchanger 230 is shown with reference to V of fig. 1₁₁Direction, air temperature increase by passing through the position of the coil of the first heat exchanger 230, output direction of the hot wind refer to V of FIG. 1₁₂And (4) direction. The first heat exchanger 230 and the second heat exchanger 240 are provided with fans, the fan of the first heat exchanger 230 provides a certain power when driving air flows through the coil of the first heat exchanger 230, and the fan of the second heat exchanger 240 provides a certain power when driving air to flow to the passenger car.

The air conditioning loop can be used for cooling and heating and can also be used for supplying natural wind (namely a wind supply mode). Referring to fig. 1, it is understood from the schematic structural diagram of the heat exchanger that the air guide device 100 communicates with the atmosphere through the sub-group of the second heat exchanger 240, and natural wind can be introduced into the cabin interior of the passenger car similarly when the atmospheric flow is strong. The air guide device 100 comprises an additional fan 110, and natural wind can be also fed into the compartment inner chamber of the passenger car by the additional fan 110.

The direction of the first air return device 400 driving the air in the passenger compartment to be discharged outwards is shown in reference to V in FIG. 1 ₄₁And (4) direction.

In some arrangements, the sub-group of the second heat exchanger 240 is provided with a valve for opening and closing, and when the natural wind mode is started without performing cooling or heating, the valve can be started to start the external circulation air supply mode.

According to the utility model discloses special disinfection fungus air-purifying device of passenger train has following beneficial effect at least: the air guide device 100 guides fresh air outside, the first air return device 400 drives air in the inner chamber of the passenger car to be discharged outwards, and air inside and outside the passenger car circulates, so that the air flowability of the passenger car can be effectively improved; the cold medium in the air-conditioning loop flows in a forward direction or a reverse direction, the air is cooled or heated through the coil pipe of the second heat exchanger 240, the cooled or heated air flows through the sterilization and disinfection component 300 on the air guide device 100, when the cooled or heated air passes through the sterilization and disinfection component 300, the air is sterilized and disinfected, and the air entering the inner chamber of the carriage of the passenger car is safe and clean; if a positive and negative ion generator is adopted, positive and negative ion groups are also sent to each position of the inner chamber of the carriage of the passenger car through the air guide device 100 for sterilization; the air conditioning loop refrigerates or heats the carriage inner chamber of the passenger car, and the air introduced into the carriage inner chamber of the passenger car is comfortable; the air conditioning circuit or the first air return device 400 works to effectively improve the air fluidity of the passenger car compartment inner chamber.

In some embodiments of the present invention, the air conditioning circuit further includes a receiver drier 250, and the first direction valve 220, the first heat exchanger 230, the second heat exchanger 240 and the drier are connected in series to form a loop. In some embodiments of the present invention, the air conditioning circuit further includes an expansion valve 260, and the first direction valve 220, the first heat exchanger 230, the second heat exchanger 240 and the expansion valve 260 are connected in series to form a circuit.

In some embodiments of the present invention, the wind guiding device 100 is an independent component, and the wind guiding device 100 is detachably connected to the passenger car. The air guide device 100 is provided with the sterilization and disinfection component 300, then the air guide device 100 is installed on a carriage of a passenger car, an air inlet of the air guide device 100 is communicated with the second heat exchanger 240, and an air outlet of the air guide device 100 corresponds to an air inlet of the carriage of the passenger car; even, the air inlet of the passenger car compartment is large and is encapsulated by the air guiding device 100, the air outlet of the air guiding device 100 is the actual air inlet of the passenger car compartment, and the decorative part 500 covers the air outlet of the air guiding device 100.

The utility model discloses an in some embodiments, still include second return air device 800, two ports in second return air device 800's wind channel all are the carriage inner room that communicates the passenger train, are provided with circulating fan 810 on second return air device 800's the wind channel. The direction of the internal circulation wind driven by the second air returning device 800 is shown by reference to V in fig. 1 ₃₁And V₃₂And (4) direction. Internal circulation of airOr the outer circulation can effectively improve the air fluidity of the inner chamber of the passenger car. The air flow channel of the second air returning device 800 and the passenger car inner chamber may form an inner circulation path, and the circulating fan 810 drives air to flow along the inner circulation path, so that the air in the passenger car inner chamber flows.

In some embodiments of the present invention, the air outlet of the air flow channel of the second air returning device 800 communicates with the air guiding device 100. At this time, the air flow channel of the second air returning device 800, the air flow channel of the air guiding device 100 and the passenger car inner chamber may be connected in series to form an inner circulation path, and the air in the passenger car inner chamber is repeatedly sterilized through the inner circulation path, so that the new germs are quickly sterilized.

In some embodiments of the present invention, the air flow channel of the air guiding device 100 and the air flow channel of the second air returning device 800 are provided with corresponding on-off valves, and the inner circulation and/or the outer circulation are started as required.

In some embodiments of the present invention, the sterilization and disinfection assembly 300 includes an ion generator. The ion generator can be a positive ion generator, namely a clean ion generator, the positive electrode and the negative electrode of the positive ion generator respectively generate positive ions and negative ions, sterilization and disinfection are generated between the positive ions and the negative ions, the positive ions and the negative ions carry out sterilization and disinfection, and the positive ions and the negative ions generated by the ion generator are guided into each position of the inner chamber of the passenger car through the air guide device 100. The positive pole and the negative pole of the positive and negative ion generator respectively generate positive ion groups and negative ion groups with high concentration, and a disinfection and sterilization gap is generated between the positive pole and the negative pole of the positive and negative ion generator. And enabling a corresponding number of ionizers to work according to the field ion concentration, or according to the field space/people flow, or according to the judgment of a driver.

Referring to fig. 1 to 3, in some embodiments of the present invention, a decoration 500 for covering an air inlet of a passenger car compartment is further included, and a sterilization and disinfection assembly 300 is disposed inside and/or outside the decoration 500. The interior and/or exterior side of the garnish 500 is a side facing the interior compartment or a side facing away from the interior compartment.

Referring to fig. 1 and 4, in some embodiments of the present invention, a passenger flow detecting member 600 is further included, and the passenger flow detecting member 600 is disposed on an inner wall of the passenger car compartment and/or on a side of the decoration member 500 facing the passenger car compartment interior.

The air conditioning loop, the sterilization and disinfection component 300 and the people flow detection piece 600 are all electrically connected with a main control unit, and the main control unit can be an industrial personal computer, a PLC, a DSP, an FPGA, a PC/computer and the like. The main control unit can be arranged in the passenger car inner chamber and a driving position center console. The human flow rate detecting part 600 detects the human flow rate in the passenger car, and the corresponding electric quantity/signal wave is sent to the main control unit, and the main control unit calculates, and then adjusts the air conditioning loop, the sterilization and disinfection component 300 and the like.

In some embodiments of the present invention, the people flow detector 600 is an infrared sensor, a heat sensor or a camera. The human body has certain infrared heat, the touch material of the infrared sensor can sense infrared waves, the impedance change of the touch material and the corresponding current fluctuation of the loop occur, the main control unit receives the electrical parameter and calculates and judges the electrical parameter, and the main control unit further controls the starting of the air conditioning loop and the starting/stopping of a certain number of disinfection and sterilization elements; the camera part images the site, the image information is sent to the main control unit, and the main control unit compares the internally stored calibrated human body shape image and judges whether the passenger flow exists in the passenger car compartment inner chamber and/or the passenger flow. The presence or absence of the portrait/the head portrait corresponds to the presence or absence of the passenger flow in the passenger car compartment, and the number of the portrait/the number of the head portrait corresponds to the passenger flow rate of the passenger car compartment.

Referring to fig. 1 and 4, in some embodiments of the present invention, an ion concentration detecting member 700/ion sensor is further included, the ion concentration detecting member 700 is disposed on an inner wall of the passenger car compartment and/or on a side of the decoration member 500 facing the passenger car compartment inner chamber, and the ion concentration detecting member 700 is used for detecting an ion concentration of the passenger car inner chamber. The ion concentration detection piece 700 is electrically connected with the main control unit, the ion concentration detection piece 700/the ion sensor can detect the ion concentration in the inner chamber of the carriage of the passenger car, the main control unit receives corresponding electric parameters, and the main control unit further enables a certain number of disinfection and sterilization elements to be started/stopped.

In some embodiments of the present invention, a filter 120 is disposed in the airflow channel of the air guiding device 100, and the one or more filter 120 is arranged along the axial direction of the airflow channel of the air guiding device 100. The filter material can be foam, filter cotton, non-woven fabrics, active carbon layers, HEPA pieces and the like. The foam can be water-washable polyurethane foam, a polyurethane foam base material coated with decomposed nitrogen oxides, and the like. Harmful particles, water particles, and oil smoke generated from streets in the air are filtered by the filter 120.

In some embodiments of the present invention, an additional fan 110 is disposed in the airflow channel of the air guiding device 100. The air guide device 100 is provided with an additional fan 110 to increase the wind speed and also form a natural wind guide mechanism without the operation of an air conditioning loop. The more flowing air is introduced into the inner chamber of the passenger car, the air inlet amount of the passenger car is relatively large, and the air in the inner chamber of the passenger car is relatively fresh.

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

Claims

1. The utility model provides a special disinfection fungus air-purifying device that disinfects of passenger train which characterized in that includes:

one or more air guide devices (100), wherein an air outlet of each air guide device (100) is communicated with an air inlet of a carriage of the passenger car;

the air conditioning loop comprises a compressor (210), a first reversing valve (220), a first heat exchanger (230) and a second heat exchanger (240), wherein the output end of the second heat exchanger (240) is communicated with the air inlet end of the air guide device (100), the first reversing valve (220) is used for switching the working mode of the air conditioning loop, and the second heat exchanger (240) is used for blowing hot air or cold air to the compartment inner chamber of the passenger car through the air guide device (100);

the sterilization and disinfection assembly (300) is arranged at an air inlet of the air guide device (100), in an air flow channel of the air guide device (100) and/or at an air inlet of a carriage of the passenger car;

the air inlet of the air flow channel of the first air return device (400) is communicated with the carriage inner chamber of the passenger car, the air outlet of the air flow channel of the first air return device (400) is communicated with the carriage outer chamber of the passenger car, and an air draft fan (410) is arranged on the air flow channel of the first air return device (400).

2. The special air sterilizing and purifying device for the passenger car according to claim 1, further comprising a second air returning device (800), wherein two ports of an air flow channel of the second air returning device (800) are communicated with an inner compartment of the passenger car, and a circulating fan (810) is arranged on the air flow channel of the second air returning device (800).

3. The special sterilizing and air purifying device for the passenger car as claimed in claim 2, wherein the air outlet of the air flow channel of the second air return device (800) is communicated with the air guide device (100).

4. A passenger car dedicated sterilizing and air-purifying apparatus according to any one of claims 1 to 3, wherein said sterilizing and disinfecting assembly (300) comprises an ionizer.

5. A special air sterilizer/purifier for passenger cars according to any one of claims 1 to 3, further comprising a decorative member (500) for covering the air inlet of the passenger car compartment, wherein the inner side and/or outer side of the decorative member (500) is provided with the sterilizer/purifier assembly (300).

6. A passenger car dedicated air sterilizing and purifying device according to claim 5, further comprising a passenger flow rate detecting member (600), wherein the passenger flow rate detecting member (600) is disposed on the inner wall of the passenger car compartment and/or on the side of the decoration member (500) facing the inner chamber of the passenger car compartment.

7. A sterilizing and air-purifying device special for passenger car according to claim 6, characterized in that said people flow rate detecting member (600) is an infrared sensor, a heat sensor or a camera.

8. A sterilizing and air-purifying device special for passenger car according to claim 5, characterized by further comprising an ion concentration detecting member (700), wherein said ion concentration detecting member (700) is arranged on the inner wall of the passenger car compartment and/or on the side of the decoration member (500) facing the inner chamber of the passenger car compartment.

9. A sterilizing and air-purifying device special for passenger cars according to any one of claims 1 to 3, characterized in that a filter element (120) is arranged in the air flow passage of the air guiding device (100), and one or more filter elements (120) are arranged along the axial direction of the air flow passage of the air guiding device (100).

10. A special air sterilizer and purifier for passenger cars according to any one of claims 1 to 3, wherein an additional fan (110) is disposed in the air flow channel of said air guide device (100).