CN113864887A - Air conditioner purification system and control method - Google Patents
Air conditioner purification system and control method Download PDFInfo
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- CN113864887A CN113864887A CN202111131606.5A CN202111131606A CN113864887A CN 113864887 A CN113864887 A CN 113864887A CN 202111131606 A CN202111131606 A CN 202111131606A CN 113864887 A CN113864887 A CN 113864887A
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- 238000000746 purification Methods 0.000 title claims abstract description 53
- 238000000034 method Methods 0.000 title claims abstract description 50
- 230000001105 regulatory effect Effects 0.000 claims abstract description 108
- 238000004378 air conditioning Methods 0.000 claims abstract description 47
- 238000009434 installation Methods 0.000 claims abstract description 21
- 238000004659 sterilization and disinfection Methods 0.000 claims description 31
- 239000000126 substance Substances 0.000 claims description 18
- 230000008569 process Effects 0.000 claims description 16
- 239000000203 mixture Substances 0.000 claims description 6
- 230000001954 sterilising effect Effects 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 13
- 230000010354 integration Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 10
- 238000003303 reheating Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 239000000047 product Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 238000007664 blowing Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000000249 desinfective effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0035—Indoor units, e.g. fan coil units characterised by introduction of outside air to the room
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0071—Indoor units, e.g. fan coil units with means for purifying supplied air
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/02—Ducting arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/20—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by sterilisation
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Central Air Conditioning (AREA)
Abstract
The invention provides an air conditioner purification system and a control method, belonging to the technical field of air conditioning equipment, and comprising a fresh air pipe section, an air supply pipe section, an air return/exhaust pipe section and a support frame, wherein the fresh air pipe section, the air supply pipe section, the air return/exhaust pipe section and the support frame are arranged indoors; the fresh air pipe section is provided with an air inlet and an air outlet, the fresh air pipe section is provided with a fresh air regulating valve, the air supply pipe section is internally provided with a blower, one end of the air return/exhaust pipe section is provided with an air return inlet, the other end of the air return/exhaust pipe section is communicated with the indoor space, the air return/exhaust pipe section is provided with an air return regulating valve, the air return/exhaust pipe section is internally provided with an air return/exhaust fan, the air return/exhaust pipe section is also provided with an air outlet, the air outlet is positioned between the air return regulating valve and the air return/exhaust fan, and the air outlet is provided with an air exhaust regulating valve. The air conditioner purification system provided by the invention reduces the use of pipelines and the installation complexity by the mode, and the switching of the return air regulating valve and the exhaust air regulating valve ensures that the return/exhaust air pipe section has the return air function and the exhaust air function at the same time, so that the integration degree is high, and the construction difficulty is reduced.
Description
Technical Field
The invention belongs to the technical field of air conditioning equipment, and particularly relates to an air conditioning purification system and a control method.
Background
Air conditioning purification systems are increasingly used in today's industrial premises, especially in the pharmaceutical industry, and are a key system of pharmaceutical factories, which has an important influence on whether pharmaceutical factories can achieve their goal of providing safe and effective products to patients. The drug production environment is properly designed, built, debugged, operated and maintained, which is beneficial to ensuring the quality of products, improving the reliability of the products and simultaneously reducing the initial investment cost and the later operation cost of factories. Along with the development of the Chinese urbanization, the land resources are more and more tense, the construction space of the industrial factory building is more and more compact, how to complete the installation of complex electromechanical pipelines in the compact construction space, the requirement of a workshop on clean environment is met, meanwhile, the construction cost can be reduced, the construction period is shortened, and the technical problem to be solved is urgently needed.
Due to the particularity of pharmaceutical process production, the requirements on air conditioning purification systems in a clean production area are very strict, one set of air conditioning purification system generally can bear a plurality of rooms with different use functions, the fresh air ratio required by each room is different, the requirements are different according to the process production characteristics in the room, and the traditional air conditioning purification system generally comprises an air supply system, an air return system and an air exhaust system. The general air conditioning unit is arranged in an air conditioning machine room and is delivered into a production area through an air conditioning air supply pipeline, the exhaust unit is arranged on a building roof and is exhausted to the outside through an exhaust pipeline, and according to the process production requirements, room air which does not need to be exhausted is returned to the air conditioning machine room through an air return pipeline and then is treated by the air conditioning unit again for recycling. The form of the air conditioning purification system can cause the complex pipeline in the ceiling interlayer and the construction difficulty is high. And the installed control device is easy to be interfered and damaged by external factors.
Disclosure of Invention
The invention aims to provide an air conditioner purification system and a control method, and aims to solve the technical problems that in the prior art, the installation of pipelines of the air conditioner purification system is complex, the construction difficulty is high, and the control is easily interfered.
In order to achieve the purpose, the invention adopts the technical scheme that: the air conditioning purification system comprises a fresh air pipe section, an air supply pipe section, an air return/exhaust pipe section and a support frame which are arranged indoors;
an air inlet and an air outlet are respectively arranged at two ends of the fresh air pipe section; the fresh air pipe section is also provided with a fresh air regulating valve connected with the air inlet;
one end of the air supply pipe section is connected with the air outlet, and the other end of the air supply pipe section is used for being communicated with the indoor space; a blower is arranged in the air supply pipe section;
one end of the air return/exhaust pipe section is provided with an air return inlet connected with one end of the air supply pipe section, and the other end of the air return/exhaust pipe section is communicated with the indoor space; one end of the return/exhaust pipe section is provided with a return air regulating valve; a return/exhaust fan is arranged in the return/exhaust pipe section; the air return/exhaust pipe section is also provided with an air outlet for exhausting air to the outside; the air outlet is positioned between the return air regulating valve and the return/exhaust fan; an air exhaust adjusting valve is arranged on the air outlet;
the support frame is fixedly arranged at the lower ends of the fresh air pipe section, the air supply pipe section and the air return/exhaust pipe section and is used for supporting the fresh air pipe section, the air supply pipe section and the air return/exhaust pipe section; the control devices on the fresh air pipe section, the air supply pipe section and the air return/exhaust pipe section are arranged in the support frame.
In a possible implementation manner, one end of the air supply pipe section is provided with an air mixing pipe section, and the air outlet and the air return inlet are both connected with the air mixing pipe section; the air return/exhaust pipe section, the air mixing pipe section and the air supply pipe section are sequentially installed, and the fresh air pipe section is arranged on the air supply pipe section.
In one possible implementation, the support frame includes:
the base plate is internally provided with an accommodating cavity; the upper end surface of the base plate is provided with a plurality of through holes communicated with the containing cavity;
a plurality of supporting upright columns which are fixedly arranged on the base plate; the upper end of the supporting upright post is connected with the lower ends of the fresh air pipe section, the air supply pipe section and the air return/exhaust pipe section; and a plurality of support columns and the base plate form an installation space, and control devices on the fresh air pipe section, the air supply pipe section and the air return/exhaust pipe section are installed in the installation space.
In a possible implementation manner, a filter, a preheater and a flow equalizer are sequentially arranged in the fresh air pipe section; the air outlet is arranged at one end of the fresh air pipe section close to the flow equalizer.
In a possible implementation manner, a surface cooler is arranged in the air supply pipe section, and the surface cooler is arranged on one side, close to the air return/exhaust pipe section, of the air supply.
In a possible implementation manner, the fresh air pipe section, the air supply pipe section and the air return/exhaust pipe section are all provided with access doors.
The air conditioner purification system provided by the invention has the beneficial effects that: compared with the prior art, the air-conditioning purification system has the advantages that the fresh air pipe section, the air supply pipe section and the air return/exhaust pipe section are arranged indoors during installation, the air outlet on the air return/exhaust pipe section is communicated with the outside, and the opening or closing of the air outlet is controlled by the aid of the air exhaust regulating valve, so that the use and connection of pipelines are reduced; the return air and the exhaust operation are realized simultaneously through the return/exhaust pipe section, and the switching of the return air function and the exhaust function is realized by means of the switching of the return air regulating valve and the exhaust regulating valve; when the air return/exhaust fan is used, the air feeder and the air return/exhaust fan are started, fresh air enters from the air inlet of the fresh air pipe section, passes through the fresh air pipe section, enters the air supply pipe section from the air outlet, and is delivered to the room, the air exhaust regulating valve is closed when air return is needed, and the air return regulating valve is opened, so that the air return/exhaust pipe section is communicated with the air supply pipe section, and air return operation is realized; when air exhaust is needed, the return air regulating valve is closed, and the air exhaust regulating valve is opened, so that the return/exhaust pipe section is disconnected with the air supply pipe section, and the air exhaust operation is further realized; the use of the pipeline is reduced through the mode, the installation complexity is reduced, and the switching of the return air regulating valve and the exhaust regulating valve enables the return/exhaust pipe section to have the return air function and the exhaust function at the same time, so that the integration degree is high, and the construction difficulty is reduced.
Another object of the present invention is to provide a return air control method, including any one of the air conditioning purification systems described above, further including:
closing the air exhaust adjusting valve, and opening the fresh air adjusting valve and the return air adjusting valve;
turning on the blower and the return/exhaust fan;
fresh air passes through the fresh air pipe section and enters the air supply pipe section from the air outlet, return air passes through the return/exhaust pipe section and enters the air supply pipe section from the air return inlet, the fresh air and the return air are mixed in the air supply pipe section and then are sent into a room from the other end of the air supply pipe section, and air circulation flow is formed.
The air return control method provided by the invention comprises the steps of closing an air exhaust regulating valve, opening a fresh air regulating valve and an air return regulating valve to enable an air return/exhaust pipe section to be only used for returning air, opening the air return regulating valve, communicating the air return/exhaust pipe section with an air supply pipe section, and enabling fresh air and return air to enter the air supply pipe section through the fresh air pipe section and the air return/exhaust pipe section respectively to be mixed and then to be discharged into a room to form circulating air flow; through this kind of mode, the governing valve of airing exhaust is closed in the operation, can realize the use of return air function, and whole air conditioner purification system structure is more compact to whole air conditioner purification system centralization degree is high, and required pipeline is less, and the installation is simple, construction convenience.
Another object of the present invention is to provide an exhaust air control method, including any one of the air conditioning purification systems described above, further including:
closing the return air regulating valve, and opening the fresh air regulating valve and the exhaust air regulating valve;
turning on the blower and the return/exhaust fan;
fresh air passes through the fresh air pipe section and enters the air supply pipe section from the air outlet, and the fresh air is driven by the air blower to pass through the air supply pipe section and enter the room; the air in the room enters the return/exhaust pipe section through the return/exhaust fan, passes through the exhaust regulating valve on the return/exhaust pipe section and is exhausted to the outside.
The air exhaust control method provided by the invention comprises the steps of opening an air exhaust regulating valve and a fresh air regulating valve, closing a return air regulating valve, enabling a return/exhaust pipe section to be only used for exhausting air, disconnecting the return/exhaust pipe section from an air supply pipe section after the air exhaust regulating valve is opened, enabling fresh air to enter the air supply pipe section through the fresh air pipe section, enabling the fresh air to enter a room under the action of an air supply machine, enabling indoor air to enter the return/exhaust pipe section under the action of a return/exhaust fan, and enabling the indoor air to pass through an air outlet to be exhausted out of the room to form circulating air flow between the indoor room and the outdoor room; through this kind of mode, the use of return air function can be realized to operation return air governing valve closing, and whole air conditioner purification system structure is more compact to whole air conditioner purification system centralization degree is high, and required pipeline is less, and the installation is simple, construction convenience.
Another objective of the present invention is to provide a fresh air ratio adjustable control method, including any one of the air conditioning purification systems described above, further including:
opening the fresh air adjusting valve, the return air adjusting valve and the exhaust air adjusting valve, and adjusting the opening degrees of the fresh air adjusting valve, the return air adjusting valve and the exhaust air adjusting valve;
turning on the blower and the return/exhaust fan;
the return air respectively passes through the air outlet and the air return inlet after entering the return/exhaust pipe section, and the return air passing through the air outlet is exhausted out of the room from the exhaust regulating valve; the return air passing through the return air inlet enters the air supply pipe section from the return air regulating valve, the fresh air passes through the fresh air pipe section and enters the air supply pipe section from the air outlet, the return air passes through the return/exhaust pipe section and enters the air supply pipe section from the return air inlet, the fresh air and the return air are mixed in the air supply pipe section, and then the mixture is sent into a room from the other end of the air supply pipe section to form air circulation flow.
The fresh air ratio adjustable control method provided by the invention is characterized in that according to the condition of a pharmaceutical process, the fresh air ratio entering a room needs to be controlled, the opening degree of a fresh air adjusting valve and the opening degree of a return air adjusting valve need to be adjusted, the volume ratio of fresh air or return air entering an air supply pipe section is controlled, a certain amount of return air passes through a return air inlet and enters the air supply pipe section within the same time, and similarly, a certain amount of fresh air passes through an air outlet and enters the air supply pipe section within the same time, so that the fresh air and the return air are mixed according to a certain volume ratio, and the process production adjustment is met. Through this kind of mode, the operation governing valve of airing exhaust is closed, can realize the use of return air function to the aperture of control return air governing valve and new trend governing valve, and then can use the new trend of difference to compare and carry out the return air operation.
Another object of the present invention is to provide a sterilization control method, including any one of the above sterilization control method systems, further including:
closing the fresh air regulating valve and the air exhaust regulating valve, and opening the return air regulating valve;
turning off the air return/exhaust fan and turning on the air blower;
the indoor disinfection substance enters the air return/exhaust pipe section through the air feeder, passes through the air return regulating valve, enters the air supply pipe section, then passes through the air supply pipe section and then enters the room, and the circulation flow of the disinfection substance is formed;
after the disinfection process is finished, closing the return air regulating valve and opening the exhaust air regulating valve;
turning on the blower and the return/exhaust fan;
fresh air passes through the fresh air pipe section and enters the air supply pipe section from the air outlet, and the fresh air is driven by the air blower to pass through the air supply pipe section and enter the room; and the indoor disinfection substance enters the return/exhaust pipe section through the return/exhaust fan and is exhausted to the outside through the exhaust regulating valve on the return/exhaust pipe section.
When the indoor disinfection control method is used for disinfecting, the air conditioning system is used for more uniformly and quickly scattering disinfection substances into the indoor space, when the air conditioning system is used, the fresh air regulating valve and the exhaust air regulating valve are completely closed, the return air regulating valve is opened, and under the action of the air feeder, the indoor disinfection substances are blown into the indoor space after passing through the return/exhaust air pipe section and the air supply pipe section to form a flowing circulation, so that the disinfection substances can be more quickly and uniformly scattered into the indoor space; after the disinfection operation is finished, indoor disinfection substances need to be discharged, so that an air exhaust regulating valve and a fresh air regulating valve are opened, a return air regulating valve is closed, a return air/exhaust fan is opened, then indoor air is exhausted, the indoor air enters a return air/exhaust pipe section and is discharged to the outside from an air outlet and the air exhaust regulating valve, the fresh air enters an air supply pipe section from the fresh air pipe section and enters the room, an air exhaust function operation is formed, and the indoor air with the disinfection substances can be rapidly and efficiently discharged.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
FIG. 1 is a schematic structural diagram of an air conditioning purification system according to an embodiment of the present invention;
fig. 2 is a schematic view illustrating a connection between a support frame and an air supply duct section according to an embodiment of the present invention.
Wherein, in the figures, the respective reference numerals:
1. a fresh air pipe section; 11. an air inlet; 12. an air outlet; 13. a fresh air regulating valve; 14. a filter; 15. a preheater; 16. a current equalizer; 17. an access door; 2. an air supply pipe section; 21. a blower; 22. a wind mixing pipe section; 23. a surface cooler; 3. a return/exhaust duct section; 31. an air return opening; 32. an air return regulating valve; 33. a return/exhaust fan; 34. an air outlet; 35. an air exhaust regulating valve; 4. a support frame; 41. a base plate; 411. an accommodating chamber; 412. a through hole; 42. supporting the upright post; 43. and (5) installing space.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be construed as limiting the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1 and 2, an air conditioning purification system according to the present invention will now be described. An air conditioning purification system comprises a fresh air pipe section 1, an air supply pipe section 2, an air return/exhaust pipe section 3 and a support frame 4 which are arranged indoors; the two ends of the fresh air pipe section 1 are respectively provided with an air inlet 11 and an air outlet 12; the fresh air pipe section 1 is also provided with a fresh air regulating valve 13 connected with the air inlet 11; one end of the air supply pipe section 2 is connected with the air outlet 12, and the other end is used for being communicated with the indoor space; a blower 21 is arranged in the blower pipe section 2; one end of the air return/exhaust pipe section 3 is provided with an air return opening 31 connected with one end of the air supply pipe section 2, and the other end is used for being communicated with the indoor space; one end of the return/exhaust pipe section 3 is provided with a return air regulating valve 32; a return/exhaust fan 33 is arranged in the return/exhaust pipe section 3; the air return/exhaust pipe section 3 is also provided with an air outlet 34 for exhausting air to the outside; the air outlet 34 is positioned between the return air regulating valve 32 and the return/exhaust fan 33; an air exhaust adjusting valve 35 is arranged on the air outlet 34; the support frame 4 is fixedly arranged at the lower ends of the fresh air pipe section 1, the air supply pipe section 2 and the air return/exhaust pipe section 3 and is used for supporting the fresh air pipe section 1, the air supply pipe section 2 and the air return/exhaust pipe section 3; the control devices on the fresh air pipe section 1, the air supply pipe section 2 and the air return/exhaust pipe section 3 are arranged in the support frame 4.
Compared with the prior art, the air conditioner purification system provided by the invention has the advantages that the fresh air pipe section 1, the air supply pipe section 2 and the air return/exhaust pipe section 3 are all arranged indoors during installation, the air outlet 34 on the air return/exhaust pipe section 3 is communicated with the outside, and the opening or closing of the air outlet 34 is controlled by the aid of the exhaust regulating valve 35, so that the use and connection of pipelines are reduced; the return air and exhaust operation is realized simultaneously through the return/exhaust pipe section 3, and the switching of the return air function and the exhaust function is realized by means of the switching of the return air regulating valve 32 and the exhaust regulating valve 35; when in use, the blower 21 and the return/exhaust fan 33 are started, fresh air enters from the air inlet 11 of the fresh air pipe section 1, passes through the fresh air pipe section 1, enters the air supply pipe section 2 from the air outlet 12 and is delivered to the indoor, and when the return air is needed, the exhaust adjusting valve 35 is closed, and the return air adjusting valve 32 is opened, so that the return/exhaust pipe section 3 is communicated with the air supply pipe section 2, and the return air operation is realized; when the air needs to be exhausted, the return air regulating valve 32 is closed, and the exhaust regulating valve 35 is opened, so that the return/exhaust pipe section 3 is disconnected with the air supply pipe section 2, and the air exhaust operation is further realized; the fresh air pipe section 1, the air supply pipe section 2 and the air return/exhaust pipe section 3 are supported by using the support frame 4, and the control device is arranged in the support frame 4, so that the control device is protected from external interference and damage; the use of pipelines is reduced through the mode, the installation complexity is reduced, and the switching of the return air regulating valve 32 and the exhaust air regulating valve 35 enables the return/exhaust air pipe section 3 to have the return air function and the exhaust air function at the same time, so that the integration degree is high, and the construction difficulty is reduced.
Install exhaust unit indoor, reduced the installation degree of difficulty, also be convenient for carry out the distribution operation.
Referring to fig. 1, as a specific embodiment of the air conditioning purification system provided by the present invention, an air mixing pipe section 22 is disposed at one end of an air supply pipe section 2, an air outlet 12 and an air return opening 31 are both connected to the air mixing pipe section 22, an air return/exhaust pipe section 3, the air mixing pipe section 22 and the air supply pipe section 2 are sequentially installed, and a fresh air pipe section 1 is disposed on the air supply pipe section 2; an air mixing pipe section 22 communicated with one end of the air supply pipe section 2 is arranged, an opening communicated with the air outlet 12 and the air return opening 31 is arranged on the air mixing pipe section 22, the connection and the communication of the fresh air pipe section 1, the air return/exhaust pipe section 3 and the air supply pipe section 2 are realized, and when air return is needed, the return air and the fresh air are fully mixed in the air mixing pipe section 22 and then enter the air supply pipe section 2. The two openings are respectively arranged on the adjacent side surfaces of the air mixing pipe section 22, and the flowing directions of return air and fresh air entering the air mixing pipe section 22 are vertical, so that the return air and the fresh air are more easily intertwined and mixed together. Set up two operation panels in mixing wind pipeline section 22, two operation panels correspond with two openings respectively, are equipped with a plurality of through-holes on the operation panel, and return air and new trend get into mix wind pipeline section 22 in back through the corresponding operation panel and be divided into the less air current of stranded, the mixture of the return air of being convenient for and new trend more. The air return/exhaust pipe sections 3, the air mixing pipe sections 22 and the air supply pipe sections 2 are sequentially connected end to end, so that the pipeline connection between the adjacent air return/exhaust pipe sections 3 and the adjacent air mixing pipe sections 22 is reduced, the pipeline connection between the adjacent air mixing pipe sections 22 and the adjacent air supply pipe sections 2 is reduced, the installation operation and the steps are simplified, and the power distribution is facilitated. And install new trend pipeline section 1 on air supply pipeline section 2, make return/exhaust pipeline section 3, mix wind pipeline section 22, air supply pipeline section 2 and new trend pipeline section 1 concentrate and pile up, the degree of centralization is high.
Referring to fig. 1 and 2, as an embodiment of the air conditioning purification system provided by the present invention, the supporting frame 4 includes a backing plate 41 and a supporting column 42; the backing plate 41 is internally provided with an accommodating cavity 411; the upper end surface of the backing plate 41 is provided with a plurality of through holes 412 communicated with the accommodating cavity 411; a plurality of support columns 42 are fixedly arranged on the backing plate 41; the upper end of the supporting upright post 42 is connected with the lower ends of the fresh air pipe section 1, the air supply pipe section 2 and the air return/exhaust pipe section 3; an installation space 43 is formed between the plurality of support columns 42 and the backing plate 41, control devices on the fresh air pipe section 1, the air supply pipe section 2 and the air return/exhaust pipe section 3 are installed in the installation space 43, the backing plate 41 is supported on the ground, the plurality of support columns 42 are installed on the backing plate 41 in a group of two, then the fresh air pipe section 1, the air supply pipe section 2 and the air return/exhaust pipe section 3 are all supported on the plurality of corresponding support columns 42, the fresh air pipe section 1, the air supply pipe section 2 and the air return/exhaust pipe section 3 are far away from the ground and the backing plate 41, the backing plate 41 and the plurality of support columns 42 enclose the installation space 43, and the control devices installed on the fresh air pipe section 1, the air supply pipe section 2 and the air return/exhaust pipe section 3 are located in the installation space 43 and are not easily influenced by external environmental factors. An accommodating cavity 411 is formed in the base plate 41, a plurality of through holes 412 are formed in the upper end of the base plate 41, and moisture is left on the fresh air pipe section 1, the air supply pipe section 2, the air return/exhaust pipe section 3 or a control device and then directly penetrates through the through holes 412 to enter the accommodating cavity 411.
Referring to fig. 1, as a specific embodiment of the air conditioning purification system provided by the present invention, a filter 14, a preheater 15 and a current equalizer 16 are sequentially disposed in a fresh air pipe section 1; the air outlet 12 is arranged at one end of the fresh air pipe section 1 close to the flow equalizer 16, outside fresh air passes through the fresh air regulating valve 13 and then enters the fresh air pipe section 1, impurities such as particles and dust are filtered out through the filter 14, the temperature of the fresh air is changed through the preheater 15, and the fresh air is suitable for indoor temperature; finally, the fresh air flows uniformly and stably in the fresh air pipe section 1 through the flow equalizer 16, so that the quality of the fresh air and the stability of the added fresh air are improved.
Referring to fig. 1, as a specific embodiment of the air conditioning purification system provided by the present invention, a surface air cooler 23 is disposed in the air supply pipe section 2, the surface air cooler 23 is disposed on a side of the air supply 21 close to the air return/exhaust pipe section 3, and the surface air cooler 23 is disposed in the air supply pipe section 2, so that the surface air cooler 23 removes moisture in the air after the air such as fresh air enters the air supply pipe section 2, thereby reducing the humidity of the fresh air and also reducing the temperature of the fresh air. The surface air cooler 23 is arranged on one side of the blower 21 close to the air return/exhaust pipe section 3, namely, the surface air cooler 23 is contacted with the fresh air before the fresh air passes through the blower 21 and is dehumidified and cooled, so that the influence of the fresh air on the blower 21 is prevented, and the stable and efficient work of the blower 21 is ensured.
Referring to fig. 1, as a specific embodiment of the air conditioning purification system provided by the present invention, the fresh air pipe section 1, the air supply pipe section 2, and the air return/exhaust pipe section 3 are all provided with access doors 17, so that the worker can conveniently and quickly enter the fresh air pipe section 1, the air supply pipe section 2, and the air return/exhaust pipe section 3 through the access doors 17 provided on the fresh air pipe section 1, the air supply pipe section 2, and the air return/exhaust pipe section 3 to perform operations such as replacing parts, maintaining, and the like. After the maintenance work is finished, the corresponding maintenance door 17 is closed, and the fresh air pipe section 1, the air supply pipe section 2 and the air return/exhaust pipe section 3 are closed. And a sealing strip is arranged on the access door 17 to ensure that the fresh air pipe section 1, the air supply pipe section 2 and the air return/exhaust pipe section 3 have good sealing performance.
In the figures, the embodiment of the present invention further provides a return air control method, where the return air control method includes any one of the air conditioning purification systems described above, and further includes closing the air exhaust regulating valve 35, and opening the fresh air regulating valve 13 and the return air regulating valve 32; turning on the blower 21 and the return/exhaust fan 33; fresh air passes through the fresh air pipe section 1 and enters the air supply pipe section 2 from the air outlet 12, return air passes through the return/exhaust pipe section 3 and enters the air supply pipe section 2 from the return air inlet 31, and the fresh air and the return air are mixed in the air supply pipe section 2 and then are sent into a room from the other end of the air supply pipe section 2 to form air circulation flow.
The air return control method provided by the invention comprises the steps of closing the air exhaust regulating valve 35, opening the fresh air regulating valve 13 and the air return regulating valve 32 to enable the air return/exhaust pipe section 3 to be only used for returning air, opening the air return regulating valve 32, communicating the air return/exhaust pipe section 3 with the air supply pipe section 2, and enabling fresh air and return air to enter the air supply pipe section 2 through the fresh air pipe section 1 and the air return/exhaust pipe section 3 respectively to be mixed and then to be discharged into a room to form circulating air flow; through this kind of mode, the operation governing valve 35 of airing exhaust is closed, can realize the use of return air function, and whole air conditioner purification system structure is more compact to whole air conditioner purification system centralization degree is high, and required pipeline is less, and the installation is simple, construction convenience.
The air return control method comprises two working conditions of summer air return and winter air return.
And under the working condition of air return in summer, a small amount of fresh air is sent into an air conditioning purification system to supplement the positive pressure permeation air quantity of the production area. The air treatment process comprises the following steps: fresh air and return air are mixed → the mixed air is cooled and dehumidified to a mechanical dew point through a surface air cooler 23 → the dew point air is sent to a reheating section 2 of an air sending pipe section through an air sending machine 21 → the reheated air is heated to an air sending state point through equal humidity → the air is sent to the indoor along a summer indoor heat-humidity ratio line → the indoor return air returns to an air conditioning purification system → enters the next air flow circulation.
Under the working condition of return air in winter, a small amount of fresh air is sent into an air conditioning purification system to supplement the positive pressure permeation air quantity of a production area. The air treatment process comprises the following steps: the fresh air is preheated to 10 ℃ by the preheater 15 → the preheated fresh air is mixed with the return air → the mixed air is sent to a reheating section of the air supply pipe section 2 by the air blower 21 → the equal humidity of the reheated air is heated to 25 → the equal humidity is humidified to an air supply state point → is sent to the indoor along a winter indoor heat-humidity ratio line → the indoor return air returns to the air conditioning purification system → enters the next air flow circulation.
In the figure, an embodiment of the present invention further provides an exhaust control method, where the exhaust control method includes any one of the air conditioning purification systems described above, and further includes closing the return air regulating valve 32, and opening the fresh air regulating valve 13 and the exhaust regulating valve 35; turning on the blower 21 and the return/exhaust fan 33; fresh air passes through the fresh air pipe section 1 and enters the air supply pipe section 2 from the air outlet 12, and the fresh air is driven by the air blower 21 to pass through the air supply pipe section 2 and enter the room; indoor air is introduced into the return/exhaust duct section 3 by the return/exhaust fan 33 and is exhausted to the outside through the exhaust adjusting valve 35 on the return/exhaust duct section 3.
The air exhaust control method provided by the invention comprises the steps of closing a return air regulating valve 32, opening an air exhaust regulating valve 35 and a fresh air regulating valve 13, closing the return air regulating valve 32, enabling a return/exhaust pipe section 3 to be only used for air exhaust, opening the air exhaust regulating valve 35, disconnecting the return/exhaust pipe section 3 from an air supply pipe section 2, enabling fresh air to enter the air supply pipe section 2 through a fresh air pipe section 1, enabling an air supply machine 21 to enter a room, enabling indoor air to enter the return/exhaust pipe section 3 under the action of a return/exhaust fan 33, and enabling the indoor air to pass through an air outlet 34 to be exhausted out of the room, so that circulating air flow between the room and the outside of the room is formed; through this kind of mode, the use of return air function can be realized to operation return air governing valve 32 closing, and whole air conditioner purification system structure is more compact to whole air conditioner purification system centralization degree is high, and required pipeline is less, and the installation is simple, construction convenience.
The air exhaust control method comprises two working conditions of summer air return and winter air return.
Under the working condition of summer return air, the air treatment process is as follows: fresh air enters the air supply pipe section 2 through the fresh air pipe section 1 and is cooled and dehumidified to a mechanical dew point by the surface air cooler 23 → dew point air is sent to the reheating section through the air supply machine 21 → reheat air is heated to an air supply state point by equal humidity, indoor air is sent to the indoor along a summer indoor heat-humidity ratio line → indoor exhaust air is exhausted to the air return/exhaust pipe section 3.
Under the working condition of air return in winter, the air treatment process is as follows: fresh air enters the air supply pipe section 2 through the fresh air pipe section 1 and is preheated to 10 ℃ through the preheating section → the preheated fresh air is sent to the reheating section through the air supply machine 21 → the reheated air is subjected to equal-humidity heating to 25 → isothermal humidification to an air supply state point → is sent to the indoor along a winter indoor heat-humidity ratio line → indoor exhaust air is exhausted to the air return/exhaust pipe section 3.
In the figure, the embodiment of the present invention further provides a fresh air ratio adjustable control method, where the fresh air ratio adjustable control method includes any one of the air conditioning purification systems, and further includes opening the fresh air regulating valve 13, the return air regulating valve 32, and the air exhaust regulating valve 35, and adjusting the opening degrees of the fresh air regulating valve 13, the return air regulating valve 32, and the air exhaust regulating valve 35; turning on the blower 21 and the return/exhaust fan 33; the return air respectively passes through the air outlet 34 and the air return opening 31 after entering the return/exhaust pipe section 3, and the return air passing through the air outlet 34 is exhausted out of the room from the exhaust adjusting valve 35; the return air passing through the return air inlet 31 enters the air supply pipe section 2 from the return air regulating valve 32, the fresh air passes through the fresh air pipe section 1 and enters the air supply pipe section 2 from the air outlet 12, the return air passes through the return/exhaust pipe section 3 and enters the air supply pipe section 2 from the return air inlet 31, the fresh air and the return air are mixed in the air supply pipe section 2, and then the mixture is sent into a room from the other end of the air supply pipe section 2 to form air circulation flow.
The fresh air ratio adjustable control method provided by the invention is characterized in that according to the condition of a pharmaceutical process, the fresh air ratio entering a room needs to be controlled, the opening degree of a fresh air adjusting valve 13 and the opening degree of a return air adjusting valve 32 need to be adjusted, the volume ratio of fresh air or return air entering an air supply pipe section 2 is controlled, a certain amount of return air passes through a return air inlet 31 and enters the air supply pipe section 2 at the same time, and similarly, a certain amount of fresh air passes through an air outlet 12 and enters the air supply pipe section 2 at the same time, so that the fresh air and the return air are mixed according to a certain volume ratio, and the process production adjustment is met. By this way, the air exhaust adjusting valve 35 is operated to be closed, the use of the air return function can be realized, and the opening degrees of the air return adjusting valve 32 and the fresh air adjusting valve 13 are controlled, so that the air return operation can be performed by using different fresh air ratios.
The fresh air ratio adjustable control method comprises two working conditions of summer return air and winter return air.
In summer, under different fresh air ratio working conditions, a proper amount of fresh air is fed into the fresh air pipe section 1, return air entering the return/exhaust pipe section 3 partially passes through the return air inlet 31 and enters the air supply pipe section 2, and partially is discharged to the outside. The air treatment process comprises the following steps: fresh air is mixed with return air sent by the return/exhaust fan 33 → the mixed air is cooled and dehumidified to a mechanical dew point through the surface air cooler 23 → the dew point air is sent to a reheating section through the blower 21 → reheated air is heated to a blowing state point through equal humidity → indoor air is sent to the room along a summer indoor heat-humidity ratio line → indoor return air returns to the return/exhaust pipe section 3 → enters the next air flow circulation.
Under the working conditions of different fresh air ratios in winter, proper fresh air is fed into the fresh air pipe section 1 and enters return air of the return/exhaust air pipe section 3, a part of the return air passes through the return air inlet 31 and enters the air supply pipe section 2, and a part of the return air is discharged to the outside. The air treatment process comprises the following steps: fresh air is preheated to 10 ℃ by the preheating section → the preheated fresh air is mixed with return air sent by the return/exhaust fan 33 → mixed air is sent to the reheating section by the blower 21 → reheated air and the like are heated to 25 ℃ → isothermal humidification is carried to the air supply state point → indoor return air is sent to the indoor along the winter indoor heat-humidity ratio line → indoor return air is returned to the return/exhaust pipe section 3 → enters the next air flow circulation.
In the figures, the embodiment of the present invention further provides a disinfection control method, where the disinfection control method includes any one of the above air conditioning purification systems, and further includes closing the fresh air regulating valve 13 and the exhaust air regulating valve 35, and opening the return air regulating valve 32; turning off the return/exhaust fan 33 and turning on the blower 21; the indoor disinfection substance enters the return/exhaust pipe section 3 through the blower 21, passes through the return air regulating valve 32, enters the air supply pipe section 2, then passes through the air supply pipe section 2 and enters the room, and the circulation flow of the disinfection substance is formed; after the disinfection process is finished, the return air regulating valve 32 is closed, and the exhaust air regulating valve 35 is opened; turning on the blower 21 and the return/exhaust fan 33; fresh air passes through the fresh air pipe section 1 and enters the air supply pipe section 2 from the air outlet 12, and the fresh air is driven by the air blower 21 to pass through the air supply pipe section 2 and enter the room; and the indoor sterilizing material is introduced into the return/exhaust duct section 3 through the return/exhaust fan 33 and is discharged to the outside through the exhaust regulating valve 35 of the return/exhaust duct section 3.
According to the disinfection control method provided by the invention, when a room is disinfected, the air conditioning system is used for more uniformly and quickly scattering disinfection substances into the room, when the disinfection control method is used, the fresh air regulating valve 13 and the exhaust air regulating valve 35 are completely closed, the return air regulating valve 32 is opened, and under the action of the blower 21, the indoor disinfection substances are blown into the room after passing through the return/exhaust air pipe section 3 and the air supply pipe section 2, so that a flowing circulation is formed, and the disinfection substances can be more quickly and uniformly scattered into the room; after the disinfection operation is finished, indoor disinfection substances need to be discharged, so that an exhaust adjusting valve 35 and a fresh air adjusting valve 13 are opened, a return air adjusting valve 32 is closed, a return air/exhaust fan 33 is opened, then indoor air is exhausted, the indoor air enters a return air/exhaust pipe section 3 and is discharged to the outside from an exhaust port 34 and the exhaust adjusting valve 35, the fresh air enters an air supply pipe section 2 from a fresh air pipe section 1, an air exhaust function operation is formed when the fresh air enters the room, and the indoor air with the disinfection substances can be quickly and efficiently discharged.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An air conditioning purification system is characterized by comprising a fresh air pipe section, an air supply pipe section, an air return/exhaust pipe section and a support frame, wherein the fresh air pipe section, the air supply pipe section, the air return/exhaust pipe section and the support frame are arranged indoors;
an air inlet and an air outlet are respectively arranged at two ends of the fresh air pipe section; the fresh air pipe section is also provided with a fresh air regulating valve connected with the air inlet;
one end of the air supply pipe section is connected with the air outlet, and the other end of the air supply pipe section is used for being communicated with the indoor space; a blower is arranged in the air supply pipe section;
one end of the air return/exhaust pipe section is provided with an air return inlet connected with one end of the air supply pipe section, and the other end of the air return/exhaust pipe section is communicated with the indoor space; one end of the return/exhaust pipe section is provided with a return air regulating valve; a return/exhaust fan is arranged in the return/exhaust pipe section; the air return/exhaust pipe section is also provided with an air outlet for exhausting air to the outside; the air outlet is positioned between the return air regulating valve and the return/exhaust fan; an air exhaust adjusting valve is arranged on the air outlet;
the support frame is fixedly arranged at the lower ends of the fresh air pipe section, the air supply pipe section and the air return/exhaust pipe section and is used for supporting the fresh air pipe section, the air supply pipe section and the air return/exhaust pipe section; the control devices on the fresh air pipe section, the air supply pipe section and the air return/exhaust pipe section are arranged in the support frame.
2. The air conditioning purification system of claim 1, wherein one end of the air supply pipe section is provided with an air mixing pipe section, and the air outlet and the air return opening are both connected with the air mixing pipe section; the air return/exhaust pipe section, the air mixing pipe section and the air supply pipe section are sequentially installed, and the fresh air pipe section is arranged on the air supply pipe section.
3. The air conditioning purification system of claim 1, wherein the support bracket comprises:
the base plate is internally provided with an accommodating cavity; the upper end surface of the base plate is provided with a plurality of through holes communicated with the containing cavity;
a plurality of supporting upright columns which are fixedly arranged on the base plate; the upper end of the supporting upright post is connected with the lower ends of the fresh air pipe section, the air supply pipe section and the air return/exhaust pipe section; and a plurality of support columns and the base plate form an installation space, and control devices on the fresh air pipe section, the air supply pipe section and the air return/exhaust pipe section are installed in the installation space.
4. The air conditioning purification system of claim 1, wherein the fresh air pipe section is provided with a filter, a preheater and a flow equalizer arranged in sequence; the air outlet is arranged at one end of the fresh air pipe section close to the flow equalizer.
5. An air conditioning purification system as claimed in claim 1, wherein a surface air cooler is provided in said supply air duct section, said surface air cooler being provided on a side of said supply air duct section adjacent to said return/exhaust air duct section.
6. The air conditioning purification system of claim 1, wherein access doors are provided on the fresh air duct section, the supply air duct section and the return/exhaust air duct section.
7. A return air control method comprising the air conditioning purification system as claimed in any one of claims 1 to 6, further comprising:
closing the air exhaust adjusting valve, and opening the fresh air adjusting valve and the return air adjusting valve;
turning on the blower and the return/exhaust fan;
fresh air passes through the fresh air pipe section and enters the air supply pipe section from the air outlet, return air passes through the return/exhaust pipe section and enters the air supply pipe section from the air return inlet, the fresh air and the return air are mixed in the air supply pipe section and then are sent into a room from the other end of the air supply pipe section, and air circulation flow is formed.
8. An exhaust air control method, comprising the air conditioning purification system according to any one of claims 1 to 6, further comprising:
closing the return air regulating valve, and opening the fresh air regulating valve and the exhaust air regulating valve;
turning on the blower and the return/exhaust fan;
fresh air passes through the fresh air pipe section and enters the air supply pipe section from the air outlet, and the fresh air is driven by the air blower to pass through the air supply pipe section and enter the room; the air in the room enters the return/exhaust pipe section through the return/exhaust fan, passes through the exhaust regulating valve on the return/exhaust pipe section and is exhausted to the outside.
9. A fresh air ratio adjustable control method, characterized by comprising the air conditioning purification system as claimed in any one of claims 1 to 6, and further comprising:
opening the fresh air adjusting valve, the return air adjusting valve and the exhaust air adjusting valve, and adjusting the opening degrees of the fresh air adjusting valve, the return air adjusting valve and the exhaust air adjusting valve;
turning on the blower and the return/exhaust fan;
the return air respectively passes through the air outlet and the air return inlet after entering the return/exhaust pipe section, and the return air passing through the air outlet is exhausted out of the room from the exhaust regulating valve; the return air passing through the return air inlet enters the air supply pipe section from the return air regulating valve, the fresh air passes through the fresh air pipe section and enters the air supply pipe section from the air outlet, the return air passes through the return/exhaust pipe section and enters the air supply pipe section from the return air inlet, the fresh air and the return air are mixed in the air supply pipe section, and then the mixture is sent into a room from the other end of the air supply pipe section to form air circulation flow.
10. A sterilization control method comprising the air conditioning purification system as recited in any one of claims 1 to 6, further comprising:
closing the fresh air regulating valve and the air exhaust regulating valve, and opening the return air regulating valve;
turning off the air return/exhaust fan and turning on the air blower;
the indoor disinfection substance enters the air return/exhaust pipe section through the air feeder, passes through the air return regulating valve, enters the air supply pipe section, then passes through the air supply pipe section and then enters the room, and the circulation flow of the disinfection substance is formed;
after the disinfection process is finished, closing the return air regulating valve and opening the exhaust air regulating valve;
turning on the blower and the return/exhaust fan;
fresh air passes through the fresh air pipe section and enters the air supply pipe section from the air outlet, and the fresh air is driven by the air blower to pass through the air supply pipe section and enter the room; and the indoor disinfection substance enters the return/exhaust pipe section through the return/exhaust fan and is exhausted to the outside through the exhaust regulating valve on the return/exhaust pipe section.
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| CN202111131606.5A CN113864887A (en) | 2021-09-26 | 2021-09-26 | Air conditioner purification system and control method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111131606.5A CN113864887A (en) | 2021-09-26 | 2021-09-26 | Air conditioner purification system and control method |
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| US4765577A (en) * | 1987-02-13 | 1988-08-23 | Pipe Shields, Inc. | Pipe support system |
| EP2287538A1 (en) * | 2009-07-07 | 2011-02-23 | Conductos Denia, S.L. | Connecting part for ventilation ducts and such like |
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Application publication date: 20211231 |
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