CN212204866U

CN212204866U - Hospital air conditioning system

Info

Publication number: CN212204866U
Application number: CN202020712602.0U
Authority: CN
Inventors: 温承坤; 林礼建
Original assignee: Fuzhou Pengfei Refrigeration Equipment Co ltd
Current assignee: Fuzhou Pengfei Refrigeration Equipment Co ltd
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2020-12-22
Anticipated expiration: 2030-04-30

Abstract

The utility model relates to the technical field of air conditioners, in particular to a hospital air conditioning system, which comprises a ward, an air inlet pipe, an exhaust pipe and a connecting pipe; the air inlet pipe comprises an inlet end, an outlet end and a switch valve, the outlet end of the air inlet pipe is communicated with a ward through the switch valve, a first filter screen, a fresh air fan, a plasma generator, an ultraviolet irradiation lamp and an ozone sensor are sequentially arranged in the air inlet pipe from the inlet end to the outlet end, and the switch valve is electrically connected with the ozone sensor; the beneficial effects of the utility model reside in that: the air entering the ward and the air discharged out of the ward can be effectively disinfected and sterilized, so that the virus is prevented from being spread from an air conditioning system; the plasma generator can generate plasma in the air, so that the disinfection and sterilization effects are realized; the ultraviolet lamp can sterilize and disinfect air, and can decompose ozone generated by the plasma generator, so that the ozone content in a ward is prevented from being too high.

Description

Hospital air conditioning system

Technical Field

The utility model relates to an air conditioning technology field, concretely relates to air conditioning system of hospital.

Background

The existing air conditioner of a large hospital generally adopts a central air conditioning system, and because the central air conditioner is directly communicated with each ward of the hospital, viruses existing in the isolated ward in the hospital can be discharged to other areas through the central air conditioner, so that the viruses are spread.

Therefore, the air conditioner in the hospital must ensure that the air intake and exhaust in each ward can be sufficiently sterilized, thereby preventing the virus from being transmitted through the central air conditioner.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: provided is a medical air conditioning system which can sufficiently sterilize intake air and exhaust air and prevent viruses from spreading through the intake air and the exhaust air.

In order to solve the technical problem, the air conditioning system for the hospital adopted by the utility model comprises a ward, an air inlet pipe, an exhaust pipe and a connecting pipe;

the air inlet pipe comprises an inlet end, an outlet end and a switch valve, the outlet end of the air inlet pipe is communicated with a ward through the switch valve, a first filter screen, a fresh air fan, a plasma generator, an ultraviolet irradiation lamp and an ozone sensor are sequentially arranged in the air inlet pipe from the inlet end to the outlet end, and the switch valve is electrically connected with the ozone sensor;

the air exhaust pipe comprises an inlet end and an outlet end, the inlet end of the air exhaust pipe is communicated with a ward, and a second filter screen, an air exhaust fan, a disinfectant spray pipe and an activated carbon filter are sequentially arranged in the air exhaust pipe from the inlet end to the outlet end;

one end of the connecting pipe is connected in the air inlet pipe and positioned between the plasma generator and the ultraviolet irradiation lamp, and the other end of the connecting pipe is connected with the outlet end of the exhaust pipe.

The beneficial effects of the utility model reside in that: the air entering the ward and the air discharged out of the ward can be effectively disinfected and sterilized, so that the virus is prevented from being spread from an air conditioning system; the plasma generator can generate plasma in the air, so that the disinfection and sterilization effects are realized; the ultraviolet lamp can not only sterilize and disinfect the air, but also decompose the ozone generated by the plasma generator, thereby avoiding the over-high ozone content in the ward; when the ozone generated by the plasma generator is excessive, the ozone can be discharged into the exhaust pipe through the connecting pipe, so that the discharged gas can be disinfected.

Drawings

FIG. 1 is a schematic view of the external structure of a hospital air conditioning system according to an embodiment of the present invention;

FIG. 2 is a schematic view of the internal structure of the air conditioning system of the hospital according to the embodiment of the present invention;

description of reference numerals:

1-ward; 2-an air inlet pipe; 21-a first screen; 22-a fresh air fan; 23-a plasma generator; 24-ultraviolet radiation lamp; 25-an ozone sensor; 26-a first primary filter; 27-a first medium effect filter; 28-a first high efficiency filter; 3-an exhaust pipe; 31-a second screen; 32-an exhaust fan; 33-disinfectant liquid spray pipe; 34-an activated carbon filter; 35-a second primary filter; 36-a second medium effect filter; 37-a second high efficiency filter; 4-connecting pipe; 5-a wet film humidifier; 6-heating coil; 7-a refrigeration coil; 8-temperature recovery coil pipe; 9-temperature sensor.

Detailed Description

In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.

Referring to fig. 1 to 2, the air conditioning system for a hospital of the present invention includes a ward 1, an air inlet pipe 2, an air outlet pipe 3 and a connecting pipe 4;

the air inlet pipe 2 comprises an inlet end, an outlet end and a switch valve, the outlet end of the air inlet pipe 2 is communicated with the ward 1 through the switch valve, a first filter screen 21, a fresh air fan 22, a plasma generator 23, an ultraviolet irradiation lamp 24 and an ozone sensor 25 are sequentially arranged in the air inlet pipe 2 from the inlet end to the outlet end, and the switch valve is electrically connected with the ozone sensor 25;

the exhaust pipe 3 comprises an inlet end and an outlet end, the inlet end of the exhaust pipe 3 is communicated with the ward 1, and a second filter screen 31, an exhaust fan 32, a disinfectant spray pipe 33 and an active carbon filter 34 are sequentially arranged in the exhaust pipe 3 from the inlet end to the outlet end;

one end of the connecting pipe 4 is connected to the air inlet pipe 2 and is located between the plasma generator 23 and the ultraviolet radiation lamp 24, and the other end is connected to the outlet end of the exhaust pipe 3.

The utility model discloses a theory of operation does: when the air conditioning system uses, start new trend fan 22 and air exhaust fan 32 simultaneously, outside air gets into from the entry end of air-supply line 2, the filtration through first filter screen 21 can filter the great impurity of volume, later through plasma generator 23, carry out corona discharge in plasma generator 23, produce plasma, thereby disinfect the disinfection to the air, simultaneously because plasma generator 23 can produce a certain amount of ozone harmful to the human body in the course of the work, consequently, the air after plasma generator 23 handles can be carried out high strength by ultraviolet radiation lamp 24 and shine, not only can further disinfect the air, simultaneously can make the quick redox of ozone become oxygen. Meanwhile, the air inlet pipe 2 is close to the outlet end, the ozone sensor 25 is arranged, if the ozone content in the treated air is too high, the ozone sensor 25 sends an electric signal to the switch valve, so that the switch valve is closed, the air containing a large amount of ozone can only be discharged to the outlet end of the exhaust pipe 3 from the connecting pipe 4, although ozone is harmful to human bodies, the ozone has strong oxidizing property, and the discharged gas in the exhaust pipe 3 can be sterilized and disinfected.

Air in the ward 1 gets into through the entry end of exhaust pipe 3, and antiseptic solution spray tube 33 can continuously spray the antiseptic solution to in the exhaust pipe 3, disinfects to the combustion gas, and later the combustion gas filters through activated carbon filter 34 again, plays the effect of adsorbing virus and peculiar smell. Finally, since one end of the connection pipe 4 is located between the plasma generator 23 and the ultraviolet irradiation lamp 24, a part of ozone generated by the plasma generator 23 is directly discharged from the connection pipe 4 to the outlet end of the exhaust duct 3 to sterilize and disinfect the exhaust gas.

As can be seen from the above description, the utility model has the advantages that: the air entering the ward and the air discharged out of the ward can be effectively disinfected and sterilized, so that the virus is prevented from being spread from an air conditioning system; the plasma generator can generate plasma in the air, so that the disinfection and sterilization effects are realized; the ultraviolet lamp can not only sterilize and disinfect the air, but also decompose the ozone generated by the plasma generator, thereby avoiding the over-high ozone content in the ward; when the ozone generated by the plasma generator is excessive, the ozone can be discharged into the exhaust pipe through the connecting pipe, so that the discharged gas can be disinfected.

Further, still include wet film humidifier 5, wet film humidifier 5 connects in air-supply line 2, wet film humidifier 5 is located between new trend fan 22 and plasma generator 23.

As can be seen from the above description, the wet film humidifier can not only adsorb small-diameter particles in the air to improve the air quality, but also humidify the air.

Further, still include heating coil 6 and refrigeration coil 7, heating coil 6 and refrigeration coil 7 all connect in air-supply line 2.

From the above description, it can be seen that the heating and cooling coils are capable of regulating the temperature of the air entering the patient room.

Further, still include temperature recovery coil pipe 8, temperature recovery coil pipe 8 twines in the outside of

exhaust pipe

3, 8 one end of temperature recovery coil pipe communicate with the entry end of air-supply line 2.

From the above description, it can be known that the air discharged from the exhaust duct can heat or refrigerate the temperature recovery pipe, so that the air entering the air inlet pipe can be preheated or precooled, and the energy consumption is reduced.

Further, the air inlet pipe also comprises a temperature sensor 9, and the temperature sensor 9 is fixedly connected inside the air inlet pipe 2.

Further, the air purifier also comprises a first primary filter 26, a first intermediate filter 27 and a first high-efficiency filter 28, wherein the first primary filter 26, the first intermediate filter 27 and the first high-efficiency filter 28 are all connected in the air inlet pipe 2.

Further, still include second primary filter 35, second medium efficiency filter 36 and second high efficiency filter 37, second primary filter 35, second medium efficiency filter 36 and second high efficiency filter 37 all connect in exhaust pipe 3.

Example one

A hospital air conditioning system comprises a ward 1, an air inlet pipe 2, an air exhaust pipe 3 and a connecting pipe 4;

still include wet film humidifier 5, wet film humidifier 5 is connected in air-supply line 2, wet film humidifier 5 is located between new trend fan 22 and the plasma generator 23, still includes heating coil 6 and refrigeration coil 7, heating coil 6 and refrigeration coil 7 all connect in air-supply line 2, still includes temperature recovery coil 8, temperature recovery coil 8 twines in the outside of

exhaust pipe

3, 8 one end of temperature recovery coil communicates with the entry end of air-supply line 2, still includes temperature sensor 9, temperature sensor 9 fixed connection is inside air-supply line 2, still includes first primary filter 26, first medium efficiency filter 27 and first high efficiency filter 28, first primary filter 26, first medium efficiency filter 27 and first high efficiency filter 28 all connect in air-supply line 2;

the device also comprises a second primary filter 35, a second intermediate filter 36 and a second high-efficiency filter 37, wherein the second primary filter 35, the second intermediate filter 36 and the second high-efficiency filter 37 are all connected in the exhaust pipe 3;

To sum up, the utility model provides a beneficial effect lies in: the air entering the ward and the air discharged out of the ward can be effectively disinfected and sterilized, so that the virus is prevented from being spread from an air conditioning system; the plasma generator can generate plasma in the air, so that the disinfection and sterilization effects are realized; the ultraviolet lamp can not only sterilize and disinfect the air, but also decompose the ozone generated by the plasma generator, thereby avoiding the over-high ozone content in the ward; when the ozone generated by the plasma generator is excessive, the ozone can be discharged into the exhaust pipe through the connecting pipe, so that the discharged gas can be disinfected. The wet film humidifier can adsorb small-diameter particles in the air, improves the air quality, and can humidify the air. The heating and cooling coils are capable of regulating the temperature of the air entering the room. The air exhausted from the exhaust pipe can heat or refrigerate the temperature recovery pipe, so that the air entering the air inlet pipe can be preheated or pre-cooled, and the energy consumption is reduced.

The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.

Claims

1. The utility model provides a hospital air conditioning system, includes ward, air-supply line, exhaust pipe and connecting pipe, its characterized in that:

2. The hospital air conditioning system according to claim 1, further comprising a wet film humidifier connected within the air intake duct, the wet film humidifier being located between the fresh air blower and the plasma generator.

3. The hospital air conditioning system according to claim 1, further comprising a heating coil and a cooling coil, both of which are connected within the air intake duct.

4. The hospital air conditioning system according to claim 3, further comprising a temperature recovery coil wound around the outside of the exhaust duct, one end of the temperature recovery coil being in communication with the inlet end of the air inlet duct.

5. The hospital air conditioning system according to claim 3, further comprising a temperature sensor fixedly attached to the inside of the air intake duct.

6. The hospital air conditioning system according to claim 1, further comprising a first primary filter, a first intermediate filter and a first high efficiency filter, wherein the first primary filter, the first intermediate filter and the first high efficiency filter are all connected in the air intake duct.

7. The hospital air conditioning system according to claim 1, further comprising a second primary filter, a second intermediate filter and a second high efficiency filter, wherein the second primary filter, the second intermediate filter and the second high efficiency filter are all connected in the exhaust duct.