CN217635894U - Micro-positive pressure protection cabin and air conditioner thereof - Google Patents

Abstract

The utility model discloses a pressure-fired protection cabin and air conditioner thereof, the air conditioner include the casing and set up in interior fan, new fan, the module of disinfecting, pressure sensor and controller in the casing, pressure sensor is used for detecting air pressure, controller electric connection pressure sensor and new fan, the controller basis pressure sensor's signal control the operation of new fan is in order to form the pressure-fired, the module of disinfecting set up in on the air current route of interior fan, be used for right the return air of interior fan with the new trend of new fan disinfects, the utility model discloses integrated new trend pressure-fired function and bactericidal function in the air conditioner can effectively reduce equipment input, reduce cost.

Description

Micro-positive pressure protection cabin and air conditioner thereof

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a pressure-fired protection cabin and air conditioner thereof.

Background

For promoting medical personnel's security and comfort level, the malleation protection cabin of portable becomes the mainstream gradually, and medical staff only need dress gauze mask and work clothes according to the conventionality in the protection cabin, to the personnel sampling outside the cabin in comparatively light, comfortable operational environment, has promoted a new height with nucleic acid detection's security.

In the process of implementing the invention, the inventor finds that at least the following problems exist in the prior art: the mode of "air conditioner + new fan" is adopted mostly to current malleation protection cabin, guarantee to be in the malleation state in the cabin through introducing the new trend, but the new fan of extra installation has not only increased the input cost, and the new trend of introducing often only filters through simple particulate matter, can not kill and kill to the bacterium in the air, virus etc. consequently still need dispose disinfecting equipment and regularly disinfect the disinfection (like fountain disinfection, ultraviolet lamp disinfection etc.) to the under-deck, but the input of equipment that can further increase like this, increase cost.

Disclosure of Invention

In view of this, an air conditioner integrating a micro-positive pressure function and a sterilization function and a micro-positive pressure protection cabin using the air conditioner are provided to reduce equipment investment and reduce cost.

In one aspect, the utility model provides an air conditioner, including the casing and set up in interior fan, new fan, sterilization module, pressure sensor and controller in the casing, pressure sensor is used for detecting air pressure, controller electric connection pressure sensor and new fan, the controller basis pressure sensor's signal control the operation of new fan is in order to form the pressure-fired pressure, sterilization module set up in on the air current path of interior fan, be used for right the return air of interior fan with the new trend of new fan disinfects.

In some embodiments, the fresh air machine is communicated with the outside through a fresh air pipe, and the fresh air pipe is provided with a fresh air filter screen at the air inlet or air outlet position of the fresh air pipe.

In some embodiments, the casing is provided with an air supply outlet and an air return outlet corresponding to the inner fan, and the sterilization module is arranged at the air return outlet.

In some embodiments, the fresh air blower and the sterilization module are arranged in the left and right direction, the sterilization module and the inner blower are arranged in the up and down direction, and the air supply outlet is located at the bottom of the casing.

In some embodiments, the controller and the pressure sensor are located at the same side of the housing, and the fresh air fan is located at the other side of the housing.

In some embodiments, the casing is further provided with a display screen, and the display screen and the pressure sensor are located at the same side end of the casing and electrically connected.

In some embodiments, the pressure sensor is a differential pressure sensor and the sterilization module is a high-voltage electrostatic precipitation module.

On the other hand, the utility model provides a pressure-fired protects cabin, including the cabin body, be provided with above-mentioned air conditioner on the inner wall of the cabin body.

In some embodiments, a transparent window is disposed on the front surface of the cabin, transparent panels are disposed on the left and right sides of the cabin, and an opening is disposed on each transparent panel.

In some embodiments, the air conditioner is disposed on an inner wall of the rear surface of the cabin.

Compared with the prior art, the utility model discloses set up new fan, pressure sensor, controller and sterilization module in the air conditioner, the controller is according to pressure sensor's the operation of new fan in order to realize the pressure-fired pressure, sets up sterilization module on the interior fan air current route in the casing simultaneously, can disinfect the disinfection to the new trend of introducing and the return air in the cabin, because this air conditioner possesses new trend malleation function and air sterilization function simultaneously, can effectively reduce equipment input, reduce cost.

Drawings

Fig. 1 is a schematic structural view of an embodiment of the pressure-fired protective cabin of the present invention.

Fig. 2 is a top view of the micro positive pressure protection cabin shown in fig. 1.

Fig. 3 is a front view of the micro positive pressure protection cabin of fig. 1.

Fig. 4 is a schematic structural view of an air conditioner of the micro-positive pressure protection cabin shown in fig. 1.

Fig. 5 is a schematic view illustrating a structure of the air conditioner of fig. 4 when a cover is opened.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. One or more embodiments of the present invention are illustrated in the accompanying drawings to provide a more accurate and thorough understanding of the disclosed embodiments. It should be understood, however, that the present invention may be embodied in many different forms and is not limited to the embodiments described below.

The same or similar reference numbers in the drawings of the utility model correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and those skilled in the art can understand the specific meanings of the terms according to specific situations.

The utility model provides a pressure-fired protection cabin is preferably used for medical detection, provides safe comfortable operational environment for the user, especially medical personnel in the open air. Fig. 1-3 show an embodiment of the micro-positive pressure protection cabin of the present invention, which includes a cabin 10 and an air conditioner 30 disposed in the cabin 10.

The cabin 10 has a substantially rectangular parallelepiped structure with a certain length, width and height, and can accommodate a certain number of medical staff inside. The back of the cabin 10 is provided with a retractable door 12 for medical staff to get in and out. The door 12 is provided with a door handle and a door lock, the door handle can facilitate the pushing and pulling of the door 12, and the door lock can keep the door 12 in a closed state, so that the cabin 10 is sealed to maintain the micro-positive pressure. The front of the cabin 10 is provided with a transparent window 14, which is convenient for medical staff to check the condition of external staff to be examined in real time. The side surfaces of the cabin 10, including the left side surface and the right side surface, are respectively provided with a transparent panel 16, the transparent panel 16 is provided with an opening 18, and the size of the opening 18 is equivalent to the thickness of an adult arm. During detection, after medical staff in the cabin body 10 wear the medical gloves 20, the two hands of the medical staff extend out of the cabin body 10 through the opening 18 to sample the staff to be detected, so that the operation is convenient, the two hands of the medical staff can seal the opening 18 in the sampling process, the air pressure in the cabin body 10 can be maintained at the micro-positive pressure, the medical staff in the cabin body 10 and the staff to be detected outside the cabin body 10 are in a completely isolated state, and the safety is improved.

Referring to fig. 4 and 5, the air conditioner 30 is fixedly installed on the inner wall of the cabin 10 for adjusting the air quality and the air pressure inside the cabin 10. Specifically, the air conditioner 30 includes a cabinet 31, and an inner fan 32, a fresh air fan 33, a sterilization module 34, a pressure sensor 35, a controller 36, and the like, which are provided in the cabinet 31.

The casing 31 is a wall-mounted structure, and includes a main body 312 and a cover 314 hinged to the main body 312, wherein the main body 312 is installed in the cabin 10 by a fixing member such as a screw, and in the illustrated embodiment, the air conditioner 30 is fixed to an inner wall of the back of the cabin 10; the cover 314 is positioned facing the user and can be rotated open to facilitate cleaning, servicing, maintenance, etc. of the internal components. The inner fan 32 is disposed in the casing 31, and the casing 31 is provided with an air supply outlet 316 and an air return outlet 318 corresponding to the inner fan 32, wherein the air supply outlet 316 is located at the bottom of the main body 312 to promote the cool air to diffuse toward the bottom of the cabin 10; the air return opening 318 is disposed on the cover 314 to facilitate the hot air at the top of the cabin 10 to flow back; an air flow path of the inner fan 32 is formed between the return air inlet 318 and the supply air outlet 316. The returned hot air flows along the air flow path in the cabinet 31 and exchanges heat with the heat exchange structure of the air conditioner, such as an evaporator, etc., so that the air flow finally blown into the cabin 10 from the air blowing port 316 is cool and comfortable, and the medical staff does not feel stuffy and uncomfortable even working in the cabin 10 for a long time.

The fresh air blower 33 is disposed in the casing 31, and an air inlet position thereof is communicated with the outside through a fresh air pipe 39, and an air outlet position thereof faces the cover 314. When the fresh air blower 33 is started, under the negative pressure action, external fresh air is sucked into the casing 31 through the fresh air pipe 39 and blown towards the cover 314; the fresh air then flows toward the sterilization module 34, mixing with the return air from the inner blower 32, by the reflection from the shroud 314 and the negative pressure from the inner blower 32. Preferably, the fresh air pipe 39 is provided with a fresh air filter screen at the air inlet position and/or the air outlet position thereof for filtering large particles in the fresh air. By arranging the fresh air machine 33, on one hand, external fresh air can be introduced to improve the air quality in the cabin 10, and particularly, the air humidity in the cabin 10 is increased; on the other hand, external fresh air can be introduced to pressurize the cabin 10, so that the cabin is in a micro-positive pressure state.

The sterilization module 34 is disposed on the airflow path of the inner blower 32, and is preferably a plate-type high-voltage electrostatic dust removal module, and further performs particulate filtering and harmful microorganism killing on the return air of the inner blower 32 and the fresh air introduced by the fresh air blower 33. In the illustrated embodiment, the sterilization module 34 is disposed inside the cover 314 and faces the return air inlet 318, and the return air and the fresh air flow into the inner blower 32 after being sterilized and disinfected by the sterilization module 34, and finally return to the cabin 10 through the air outlet 316 under the action of the inner blower 32. Due to the disinfection effect of the sterilization module 34, the air sent into the cabin 10 is clean and sanitary, the quality of the air in the cabin 10 is effectively improved, and the comfort and safety of medical personnel are further improved. It should be understood that the sterilization module 34 can be disposed at any position on the airflow path of the inner blower 32, i.e. at any position between the air return opening 318 and the air supply opening 316 of the casing 31, so that the airflow of the inner blower 32 can flow through the sterilization module 34 to perform the sterilization and disinfection functions on the return air and the fresh air, thereby the air finally fed into the cabin 10 is clean and sanitary. In some embodiments, the sterilization module 34 may be disposed inside the air supply outlet 316, or the sterilization module 34 may be disposed in the inner blower 32, such as on a blade of the inner blower 32.

The controller 36, the pressure sensor 35 and the fresh air fan 33 are electrically connected to form an automatic control system for maintaining the positive pressure in the cabin 10. The pressure sensor 35 is configured to detect a real-time air pressure P1 inside the cabin 10, and is preferably a differential pressure sensor, in which an in-cabin preset air pressure P0 is stored, and when the in-cabin real-time air pressure P1 is detected, a difference between the in-cabin preset air pressure P0 and the in-cabin real-time air pressure P1 is compared, and a corresponding signal is generated accordingly to the controller 36. The pressure sensor 35 and the controller 36 are disposed in the housing 31 and located at the same side end of the housing 31, so as to facilitate connection and signal transmission. In the illustrated embodiment, the controller 36 and the fresh air fan 33 are respectively disposed at two opposite sides of the casing 31, and the inner fan 32 and the sterilization module 34 are disposed between the fresh air fan 33 and the controller 36, wherein the inner fan 32 is disposed below the sterilization module 34 and faces the air supply opening 316. Based on the different detection signals of the pressure sensor 35, the controller 36 generates corresponding control signals to control the operation of the fresh air blower 33, specifically:

when the real-time air pressure P1 in the cabin is smaller than the preset air pressure P0 in the cabin, that is, P1< P0, the requirement is positive, and the controller 36 generates a signal S1 to start the fresh air blower 33 to pressurize the cabin 10. The larger the difference between P1 and P0, the greater the positive demand, and the higher the rotational speed of the fresh air fan 33. With the operation of the fresh air blower 33, the real-time air pressure P1 in the cabin gradually rises and is closer to the preset air pressure P0 in the cabin, the positive demand gradually decreases, and the rotating speed of the fresh air blower 33 gradually decreases. Finally, the new fan 33 is maintained within a certain rotating speed range, the real-time pressure P1 in the cabin is kept within a certain deviation range of the preset pressure P0 in the cabin, and the dynamic balance is achieved on the whole;

when the real-time pressure P1 in the cabin is greater than the preset pressure P0 in the cabin, that is, P1> P0, which is a negative demand, the controller 36 generates a signal S2 to turn off the fresh air blower 33, and when the real-time pressure P1 in the cabin is reduced to be less than the preset pressure P0 in the cabin, a signal is generated again to start the fresh air blower 33.

Preferably, the main body 312 of the housing 31 is further provided with a display screen 37, and the display screen 37, the pressure sensor 35 and the controller 36 are located at the same side end of the housing 31 and electrically connected to each other, so as to display the pressure data of the cabin 10 in real time, thereby facilitating the user to check and adjust. The user can freely set the required micro-positive pressure of the cabin 10 within a certain range, so that the interior of the cabin 10 is kept in a stable micro-positive pressure state. Of course, the display screen 37 may also display other operating parameters of the air conditioner 30, including air temperature, humidity, and the concentration of CO2 and PM2.5 in the air.

The air conditioner 30 of the utility model integrates the fresh air fan 33 and the sterilization module 34, the fresh air fan 33, the pressure sensor 35, the controller 36 and the like form a control system, and the fresh air conditioner has the functions of temperature regulation, fresh air introduction and the like, monitors and maintains the micro-positive pressure state of the cabin body 10 in real time, and simultaneously promotes the freshness and the humidity of the air in the cabin body 10; the sterilization module 34 removes dust and sterilizes return air and fresh air, carries out the double purification of particulate matter and harmful microorganism to the air in the cabin body 10, guarantees the cleanliness factor of the air in the cabin body 10, and the very big new trend that prevents causes secondary pollution to the cabin body 10, provides effectual protection for medical personnel in the cabin body 10 constantly, prevents effectively that staff's cross infection, guarantees staff's safety.

The utility model discloses a pressure-fired protection cabin has above-mentioned air conditioner 30, need not additionally to dispose new trend equipment and disinfecting equipment, can effectively reduce equipment input, reduce cost to can reduce cabin body 10 volumes. The utility model discloses a pressure-fired protection cabin is when using, medical personnel in the cabin body 10 and the sample of the outer wait staff of the cabin body 10 and sampling are kept apart completely, medical personnel can only dress gauze mask and work clothes according to the conventionality in the cabin body 10, need not to dress the protective clothing, a series of inconveniences that the protective clothing arouses have just also been avoided dressing, can provide comfortable for medical personnel, safe operational environment, can prevent cross infection again, make the work safety of nucleic acid detection high-efficient, can greatly promote medical personnel's the heat of work under the big environment of nucleic acid detection normality now. Of course, the utility model discloses pressure-fired protection cabin and air conditioner can be applied to the occasion of any needs, and are not limited to nucleic acid detection.

It should be noted that the present invention is not limited to the above embodiments, and other changes can be made by those skilled in the art according to the spirit of the present invention, and all the changes made according to the spirit of the present invention should be included in the scope of the present invention.

Claims (10)

1. The utility model provides an air conditioner, its characterized in that, include the casing and set up in interior fan, new fan, the module of disinfecting, pressure sensor and controller in the casing, pressure sensor is used for detecting air pressure, controller electric connection pressure sensor and new fan, the controller basis pressure sensor's signal control the operation of new fan is in order to form the pressure-fired, the module of disinfecting set up in on the air flow path of interior fan, be used for right the return air of interior fan with the new trend of new fan disinfects.

2. The air conditioner according to claim 1, wherein the fresh air blower is communicated with the outside through a fresh air duct, and the fresh air duct is provided with a fresh air filter screen at a position where air is introduced or discharged.

3. The air conditioner according to claim 1, wherein said cabinet is provided with a supply air outlet and a return air inlet corresponding to said inner blower, and said sterilization module is provided at said return air inlet.

4. The air conditioner according to claim 3, wherein the fresh air blower and the sterilizing module are arranged in a left-right direction, the sterilizing module and the inner blower are arranged in an up-down direction, and the air supply opening is located at the bottom of the cabinet.

5. The air conditioner as claimed in claim 1, wherein the controller and the pressure sensor are located at the same side of the cabinet, and the new fan is located at the other side of the cabinet.

6. The air conditioner as claimed in claim 5, wherein the cabinet is further provided with a display screen, and the display screen and the pressure sensor are located at the same side end of the cabinet and electrically connected.

7. The air conditioner according to any one of claims 1 to 6, wherein the pressure sensor is a differential pressure sensor, and the sterilizing module is a high voltage electrostatic precipitator module.

8. A micro-positive pressure protection cabin, comprising a cabin body, characterized in that the air conditioner of any one of claims 1-7 is arranged on the inner wall of the cabin body.

9. The micro-positive pressure protection cabin of claim 8, wherein a transparent window is disposed on the front surface of the cabin body, transparent panels are disposed on the left and right sides of the cabin body, and an opening is disposed on each transparent panel.

10. The cabin according to claim 9, wherein the air conditioner is disposed on an inner wall of a rear surface of the cabin.

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