CN214791583U - Layered purification system and building thereof - Google Patents
Layered purification system and building thereof Download PDFInfo
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- CN214791583U CN214791583U CN202120989639.2U CN202120989639U CN214791583U CN 214791583 U CN214791583 U CN 214791583U CN 202120989639 U CN202120989639 U CN 202120989639U CN 214791583 U CN214791583 U CN 214791583U
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Abstract
The utility model relates to the technical field of air purification, in particular to a layered purification system and a building thereof, which comprises a factory building, an air conditioning unit, a self-cleaning device and an exhaust fan; a first air supply outlet, a second air supply outlet and an air return inlet are sequentially arranged on the wall of the workshop from top to bottom; an air outlet of the air conditioning unit is connected with the first air supply outlet; an air inlet of the air conditioning unit is communicated with outdoor air and communicated with an air return inlet through an air return pipeline; the exhaust fan is communicated with the inside of the plant through an exhaust pipeline and used for exhausting air in the plant. The utility model provides an adopt layered air conditioner and combine from the clarifier, the local supplementary purification measure of air conditioner is purified as big space height to the self-clarifier for get rid of the dust in the factory building, satisfy the requirement of cleanliness factor, and air conditioning unit only need undertake the number of times of taking a breath of eliminating the surplus wet part of indoor waste heat, thereby reduced air conditioning unit's the number of times of taking a breath, had apparent energy-conserving effect.
Description
Technical Field
The utility model belongs to the technical field of the air purification technique and specifically relates to a hierarchical clean system and building thereof is related to.
Background
With the vigorous development of economy, China makes great progress in the fields of industrial industry, scientific and technological industry, medical industry, aerospace industry and the like, and particularly, the aerospace industry in China is developed rapidly in recent years, so that a plurality of high and large space clean plants are developed.
The aerospace factory building mainly undertakes the tasks of assembly, test, storage and the like of large-scale equipment such as satellites and spacecrafts, has the characteristics of large span, large area, high space and the like, generally requires constant temperature, constant humidity and cleanness in indoor environment, and belongs to a typical high and large space clean factory building. The existing 'clean workshop design specification' GB50073-2013 only makes clear regulations on the air conditioning ventilation times and the airflow organization of a clean workshop with the floor height of less than 4 meters, and has no regulations on a high workshop with the floor height of more than 4 meters.
At present, the high factory buildings usually adopt a whole-room air conditioning system (namely, a plurality of air conditioning units are respectively arranged in different indoor places for purification), and because the building space is large and the requirement for cleanness is high, the ventilation frequency is higher, and the energy consumption of the air conditioner is huge.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a hierarchical clean system to solve the big technical problem of air conditioner power consumption that exists among the prior art.
In order to solve the technical problem, the layered purification system provided by the utility model comprises a factory building, an air conditioning unit, a self-cleaning device and an exhaust fan; a first air supply outlet, a second air supply outlet and an air return inlet are sequentially arranged on the wall of the plant from top to bottom; an air outlet of the air conditioning unit is connected with the first air supply outlet through an air supply pipeline so as to supply air into the plant; an air inlet of the air conditioning unit is communicated with outdoor air through a fresh air pipeline and is communicated with the air return inlet through an air return pipeline; the air inlet of the self-cleaning device is communicated with the air return inlet, and the air outlet of the self-cleaning device is communicated with the second air supply outlet through a purification pipeline; the exhaust fan pass through exhaust duct with the inside intercommunication of factory building is used for with air escape in the factory building.
Furthermore, the air conditioning unit sequentially comprises a fresh air and return air mixing section, a primary effect filtering section, a heating section, a refrigerating section, a humidifying section, an air feeder section, a middle effect filtering section, a high-efficiency filtering section and an air feeding section from an air inlet to an air outlet; the fresh air and return air mixing section is communicated with an air inlet of the air conditioning unit; and the air supply section is communicated with an air outlet of the air conditioning unit.
Furthermore, a flow equalizing section is arranged between the air feeder section and the middle-effect filtering section, and is used for enabling air of the air feeder to uniformly flow to the middle-effect filtering section.
Furthermore, air volume regulating valves are arranged on the air supply pipeline, the air return pipeline, the purification pipeline and the air exhaust pipeline.
Furthermore, the air supply pipeline and the air return pipeline are both provided with silencing facilities.
Furthermore, an electric sealed valve is arranged on the exhaust pipeline.
Furthermore, an electric regulating valve is arranged on the fresh air pipeline.
Furthermore, fire-proof valves are arranged on the air supply pipeline, the air return pipeline and the air exhaust pipeline.
Further, the plant comprises a return air sandwich wall; the self-cleaning device is arranged in the return air sandwich wall.
Furthermore, an air shower is arranged at the entrance and exit of the plant.
The application also discloses a building with the layered purification system, which further comprises a fire extinguishing device and a controller; the inside of the plant is divided into a plurality of relatively independent subareas;
the fire extinguishing device comprises an exhaust pipe, a valve, a nozzle communicated with the exhaust pipe, a smoke detector and a temperature detector; a nozzle, a smoke detector and a temperature detector are respectively arranged in each subarea;
the valve, the smoke detector and the temperature detector are all electrically connected with the controller; when the smoke detector or the temperature-sensitive detector detects that the smoke concentration or the temperature of the machine room is greater than a preset value, the controller can control the valve to be opened so as to start fire extinguishing.
Further, the fire extinguishing device also comprises a control gas cylinder and a fire extinguishing agent cylinder; the fire extinguishing agent bottle is used for storing gas fire extinguishing agents such as heptafluoropropane and the like; control gas such as nitrogen or inert gas is stored in the control gas bottle;
the valve comprises a pneumatic control valve; the pneumatic control valve is arranged on the exhaust pipe; the control port of the pneumatic control valve is connected with the control gas cylinder through a control pipeline, an electromagnetic valve is arranged on the control pipeline and connected with the controller, the control gas cylinder is opened through the electromagnetic valve when the controller senses fire, and the control gas is controlled to open the fire extinguishing agent cylinder through the control pipeline to perform fire extinguishing operation.
Furthermore, the valve also comprises a one-way valve on the exhaust pipe, and the exhaust pipe is provided with a nozzle in the machine room.
Further, the fire extinguishing agent bottle comprises n fire extinguishing agent bottles which are arranged in parallel, wherein n is a natural number which is more than or equal to 2; the ith fire extinguishing agent bottle is communicated with the exhaust pipe through an ith parallel branch, and n is more than or equal to 1; an ith air valve is arranged on the ith parallel branch, and an (i + 1) th valve is arranged on the (i + 1) th parallel branch; the ith air valve and the (i + 1) th valve are both air control valves;
the control port of the (i + 1) th valve is connected with an ith tee joint on the ith parallel branch through a pipeline; the ith tee joint is arranged between the ith fire extinguishing agent bottle and the ith air valve, and when the pressure value in the ith fire extinguishing agent bottle is greater than or equal to a set threshold value, the pressure in the ith parallel branch line forces the (i + 1) th valve to be in a closed state; when the pressure value in the ith fire extinguishing agent bottle is smaller than a set threshold value, the (inner resetting piece) th valve (i + 1) overcomes the air pressure in the ith parallel branch and is restored to an opening state (so as to open the (i + 1) th fire extinguishing agent bottle);
a control port of the ith air valve is communicated with nodes from the (i + 1) th parallel branch to the nth parallel branch through a pipeline; the node is arranged on an (i + 1) th parallel branch between the (i + 1) th valve and the exhaust pipe; when any one of the (i + 1) th fire extinguishing agent bottle to the nth fire extinguishing agent bottle is opened, the ith gas valve is forced to be closed.
Furthermore, the nozzles in each partition are respectively connected with the exhaust pipe through an introducing pipeline, a sub-control valve is arranged on the introducing pipeline, and the sub-control valve is connected with the controller.
Adopt above-mentioned technical scheme, the utility model discloses following beneficial effect has:
the utility model provides a layering clean system adopts layering air conditioner and combines from the clarifier, divide into two upper and lower regions with tall and big space, only carries out the air conditioner to the lower part region and handles, does not carry out the air conditioner to the upper portion region and handles. The self-cleaning device is used as a local supplementary purification measure for purifying the air conditioner in a tall and big space, is used for removing dust in a factory building and meets the requirement of cleanliness, and the air conditioning unit only needs to bear the number of times of air exchange for eliminating the residual heat and moisture in the room, thereby reducing the number of times of air exchange of the air conditioning unit, avoiding the waste behavior of blindly improving the capacity of the air conditioning unit for meeting the number of times of clean air exchange, reducing the energy consumption of the air conditioner while meeting the requirements of the process and the specification on indoor parameters, having remarkable energy-saving effect, simultaneously reducing the air volume and the cold and heat volume of the air conditioning unit, greatly reducing the scale of the air conditioning unit and ensuring that the whole air conditioning system is more reasonable in configuration and energy-saving.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments or the description in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a layered purification system provided in embodiment 1 of the present invention;
FIG. 2 is a schematic structural diagram of another embodiment of the layered purification system of the present invention;
fig. 3 is a schematic structural view of an air conditioning unit in embodiment 1 of the present invention;
fig. 4 is a schematic structural view of a self-cleaning device in embodiment 1 of the present invention;
fig. 5 is a working principle diagram of the fire extinguishing system in the plant of the embodiment 2.
Reference numerals:
1-an air conditioning unit; 2-self-cleaning device; 3-an exhaust fan;
4-a first air supply outlet; 5-air return; 6, a vent;
7-air outlet; 8-air volume regulating valve; 9-electric sealed valve;
10-electric regulating valve; 11-fire damper; 12-silencing equipment;
13-air supply duct; 14-an exhaust duct; 15-return air duct;
16-fresh air duct; 17-connecting pipe; 18-air return sandwich wall;
19-factory building; 20-a fresh air and return air mixing section; 21-primary filtering section;
22-heating section; 23-a refrigeration section; 24-maintenance section;
25-a reheat section; 26-a humidifying section; 27-a blower section;
28-flow equalizing section; 29-medium effect filtration section; 30-high efficiency filtering section;
31-air supply section; 32-second air supply outlet.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The present invention will be further explained with reference to specific embodiments.
Example 1
As shown in fig. 1 and 4, the layered purification system provided by the present embodiment includes a plant 19, an air conditioning unit 1, a self-cleaning device 2, and an exhaust fan 3; a first air supply outlet 4, a second air supply outlet 32 and an air return opening 5 are sequentially arranged on the wall of the factory building 19 from top to bottom; an air outlet of the air conditioning unit 1 is connected with a first air supply outlet 4 through an air supply pipeline 13 so as to supply air into a factory building 19; an air inlet of the air conditioning unit 1 is communicated with outdoor air through a fresh air pipeline 16 and communicated with an air return inlet 5 through an air return pipeline 15; the air inlet of the self-cleaning device 2 is communicated with the air return inlet 5, and the air outlet of the self-cleaning device 2 is communicated with the second air supply outlet 32 through a purification pipeline; the exhaust fan 3 is communicated with the inside of the plant 19 through an exhaust duct 14 for exhausting air inside the plant 19.
The layering clean system that this embodiment provided, when using, the return air in outside new trend (the new amount of wind guarantees indoor malleation) and the return air pipeline 15 is handled through air conditioning unit 1 after again send into 19 indoorlies of factory building through supply air duct 13 and first supply- air outlet 4, 19 indoor air of factory building reentrant return air pipeline 15, circulation flow behind 5 rear portions of return air inlet to 19 indoor air of factory building carry out heat and humidity control. The indoor air of 19 rooms in factory building is gone into from clarifier 2 through 5 back parts in return air inlet, and it is indoor to send into 19 rooms in factory building through clean pipeline and second supply-air outlet 32 again after purifying from clarifier 2 to dilute 19 indoor dust particle concentrations in factory building, purify 19 room air in factory building. When the pressure in the room 19 is over-pressurized, the exhaust fan 3 is started, and the air in the room 19 is exhausted through the exhaust duct 14, so that the pressure in the room 19 is maintained.
In the embodiment, the combination of the layered air conditioner and the self-cleaning device 2 is adopted, the high and large space is divided into an upper area and a lower area, the air conditioning treatment is only carried out on the lower area, and the air conditioning treatment is not carried out on the upper area. The self-cleaning device 2 is used as a local supplementary purification measure of a high and large space purification air conditioner and is used for removing dust in a factory building 19 and meeting the requirement of cleanliness, the air conditioning unit 1 only needs to bear the number of times of air exchange for eliminating the residual heat and moisture in the room, so that the number of times of air exchange of the air conditioning unit 1 is reduced, the waste behavior of blindly improving the capacity of the air conditioning unit 1 for meeting the number of times of clean air exchange is avoided, the energy consumption of the air conditioner is reduced while the requirements of the process and the specification on indoor parameters are met, the energy-saving effect is remarkable, the air volume and the cold and heat quantity of the air conditioning unit 1 can be reduced, the scale of the air conditioning unit 1 is greatly reduced, and the configuration of the whole air conditioning system is more reasonable and energy-saving.
The height of the first air supply outlet 4 can be determined according to the purification area height required by the process, the height of the second air supply outlet 32 is determined according to the installation height of a pipeline above the equipment, and the height of the return air inlet 5 is about 0.3m from the ground.
The utility model discloses the required layered purification air conditioning system of tall and big factory buildings 19 such as assembly, tests of large-scale equipment such as specially adapted space flight field satellite, spaceship also is applicable to the required layered purification air conditioning system of other fields tall and big factory buildings 19 such as industry, science and technology, medical treatment simultaneously.
As shown in fig. 2, preferably, the first air supply outlet 4, the second air supply outlet 32 and the air return outlet 5 are disposed on two walls of the room 19, and the air treatment is performed through the two walls at the same time, so as to improve the efficiency. And single-side or double-side air supply and return can be arranged according to the requirement.
Preferably, the variable frequency exhaust fan 3 is adopted as the exhaust fan 3, and the variable frequency exhaust fan 3 adjusts the exhaust volume according to the indoor pressure to realize the pressure difference control of the indoor environment.
Preferably, the air supply duct 13 is communicated with the first air supply outlet 4 through a connecting pipe 17, the air outlet of the self-cleaning device 2 is communicated with the second air supply outlet 32 through the connecting pipe 17, and the connecting pipe 17 adopts a large air pipe of a static pressure box.
Preferably, the first air supply outlet 4 and the second air supply outlet 32 are both nozzles, have the characteristics of large air handling capacity, long range, adjustable air supply direction and the like, are particularly suitable for air supply of an air conditioner in a tall and large factory building 19 with large span and high space, and therefore adopt uniformly arranged airflow organization of single-side or double-side nozzle side upper supply and return of the return air inlet 5. Under the action of the air supply jet flow, the formed jet flow layer is used as the interface of the upper area and the lower area of the layered air conditioner, and the airflow field of the working area is in a uniform and stable backflow area, so that the requirements of the indoor environment on temperature, humidity and cleanliness are met, and the airflow combination is proper.
As shown in fig. 3, the air conditioning unit 1 further includes a fresh air and return air mixing section 20, a primary effect filtering section 21, a heating section 22, a refrigerating section 23, a humidifying section 26, a blower section 27, a middle effect filtering section 29, a high efficiency filtering section 30 and a blower section 31 in sequence from the air inlet to the air outlet; the fresh air and return air mixing section 20 is communicated with an air inlet of the air conditioning unit 1; the air supply section 31 is communicated with an air outlet of the air conditioning unit 1. A flow equalizing section 28 is also arranged between the blower section 27 and the intermediate-effect filtering section 29, and the flow equalizing section 28 is used for enabling the air of the blower to uniformly flow to the intermediate-effect filtering section 29. Air flowing back through the return air pipeline 15 mixes at the mixed section 20 of new return air with the air inlet that gets into through the new trend pipeline 16, then filter through primary filter section 21, the temperature regulation that will mix the wind through heating section 22 and refrigeration section 23 according to the temperature of mixing the wind is to predetermineeing the temperature, humidify through humidification section 26 again, make the humidity of mixing the wind at the predetermined scope, the forced draught blower of air feeder section 27 pumps the mixed wind, and flow to the medium efficiency filter section 29 and high efficiency filter section 30 (the granule that medium efficiency filter section 29 filters is greater than the granule that high efficiency filter section 30 filters) again through the even reposition of redundant personnel of flow equalizing section 28, the mixed wind finally passes through the air outlet behind the air supply section 31, supply air pipeline 13 and first supply-air outlet 4 get into factory building 19 indoor. The air conditioning unit 1 can control the air humidity and the air temperature through the structure, and is simple in structure.
Preferably, a service section 24 is provided between the cooling section 23 and the reheating section 25.
Preferably, a coarse filtering section, a middle filtering section and a high filtering section are arranged in the self-cleaning device 2, and the particles which can be filtered by the coarse filtering section, the middle filtering section and the high filtering section are reduced in sequence. Namely, the self-cleaning device 2 is filtered by three stages, so that the filtering effect is improved.
Furthermore, air volume adjusting valves 8 are arranged on the air supply pipeline 13, the air return pipeline 15, the purification pipeline and the exhaust pipeline 14, and the air volume adjusting valves 8 control the air flow in the corresponding pipelines, so that the air volume in each pipeline is basically the same, and the air flow is uniform and stable.
Furthermore, the air supply pipeline 13 and the air return pipeline 15 are both provided with a noise elimination facility 12, the noise elimination facility 12 can be a micro-perforated plate muffler, a noise elimination static pressure box and the like, and the noise elimination facility 12 is used for eliminating noise to reduce the noise of the system.
Furthermore, an electric sealing valve 9 is arranged on the exhaust pipeline 14, and the opening and closing of the exhaust pipeline 14 are controlled through the electric sealing valve 9, so that the sealing performance is improved.
Further, an electric control valve 10 is arranged on the fresh air pipeline 16, and the electric control valve 10 can control the air volume entering the fresh air pipeline 16.
Furthermore, fire-proof valves 11 are arranged on the air supply pipeline 13, the air return pipeline 15 and the air exhaust pipeline 14.
Further, the plant 19 includes a return air double wall 18; the self-cleaning device 2 is arranged in the return air sandwich wall 18. Preferably, the inner wall of the return air sandwich wall 18 is provided with a first air inlet, a second air inlet and a return air inlet 5, the outer wall of the return air sandwich wall 18 is provided with an air outlet 7 and a vent 6 which are communicated with the return air inlet 5 from top to bottom, the air outlet 14 is communicated with the air outlet 7, and the return air pipeline 15 is communicated with the vent 6.
Furthermore, an air shower is arranged at the entrance and exit of the factory building 19, so that the indoor air pollution of the factory building 19 is reduced.
To sum up, the utility model provides a layered purification system, including following three flow:
self-cleaner 2 small cycle: indoor return air → self-cleaner 2 (tertiary filtration) → air supply on the side of the nozzle (second air supply outlet 32) → dilution of indoor dust particle concentration → return air of return air inlet 5;
overpressure air exhaust: outdoor fresh air → indoor overpressure → exhaust fan 3 adjusts exhaust volume according to indoor pressure.
Example 2
This embodiment is substantially the same as embodiment 1 except that:
the embodiment discloses a building adopting the purification system, which comprises a fire extinguishing device and a controller; the inside of the factory building 19 in the building is divided into a plurality of relatively independent subareas 191; as shown in fig. 5, the fire extinguishing apparatus includes an exhaust pipe 111, a valve provided in the exhaust pipe 111, a smoke detector 117 and a temperature detector 118 provided in a partition; the valve, the smoke detector 117 and the temperature detector 118 are all electrically connected with the controller 101; when the smoke detector 117 or the temperature detector 118 detects that the smoke concentration or the temperature of the subarea is greater than a preset value, the controller 101 can control to open the valve and start the fire extinguishing device to extinguish the fire.
In this embodiment, the smoke detector 117 and the temperature detector 118 respectively monitor the smoke concentration and the temperature in each partition, and when the smoke concentration in each partition exceeds a preset value or the temperature in each partition exceeds a preset value, it indicates that there is a fire at this time, and at this time, the controller 101 controls to open the valve on the exhaust pipe 111 of the fire extinguishing apparatus, so that fire extinguishing gas (heptafluoropropane) enters each partition through the exhaust pipe 111 to extinguish the fire, thereby realizing timely fire extinguishing and improving the safety performance.
Specifically, the fire extinguishing apparatus further includes a control gas cylinder 115, and a fire extinguishing agent cylinder 114, a nozzle 108, and the like for storing a gaseous fire extinguishing agent such as heptafluoropropane. The nozzles 108 are provided in the respective partitions 191 and connected to the exhaust pipe 111. The control cylinder 115 stores nitrogen or safer inert gas.
The valve may be a valve set or a single control valve, in this embodiment, including a check valve 112a and a pneumatic valve 112 b; the pneumatic control valve is arranged on the exhaust pipe 111 and at the bottle mouth of the fire extinguishing agent bottle 114, the air inlet of the pneumatic control valve is hermetically connected with the bottle mouth of the fire extinguishing agent bottle 114, the air outlet of the pneumatic control valve is connected with the exhaust pipe 111, the control port of the pneumatic control valve is connected with the control gas bottle 115 through a control pipeline, the control pipeline and the bottle mouth of the control gas bottle 115 are provided with electromagnetic valves 112c, the electromagnetic valves are connected with the controller 101, when the controller 101 senses a fire through a temperature-sensitive detector or a smoke-sensitive detector, the electromagnetic valves are opened, control gas in the control gas bottle passes through the control pipeline to open the fire extinguishing agent bottle 114, and the fire extinguishing agent in the fire extinguishing agent bottle 114 is sprayed out through the exhaust pipe 111 and the nozzle to perform fire extinguishing operation.
The fire extinguishing agent bottle comprises n fire extinguishing agent bottles 114 arranged in parallel, wherein n is a natural number greater than or equal to 2; wherein, the ith fire extinguishing agent bottle 114i is communicated with the exhaust pipe 111 through the ith parallel branch Bi, and n is more than or equal to 1.
An ith air valve Qi is arranged on the ith parallel branch Bi, and an ith +1 th valve is arranged on the (i + 1) th parallel branch; the ith air valve and the (i + 1) th valve are both air control valves;
the (i + 1) th valve Fi+1The control port of the controller is connected with an ith tee joint Si on the ith parallel branch through a pipeline; the ith tee joint is arranged between the ith fire extinguishing agent bottle and the ith air valve, and when the pressure value in the ith fire extinguishing agent bottle is greater than or equal to a set threshold value, the pressure in the ith parallel branch line forces the (i + 1) th valve to be in a closed state; when the pressure value in the ith fire extinguishing agent bottle is smaller than a set threshold value, a resetting piece in the (i + 1) th valve overcomes the air pressure in the ith parallel branch and restores to an opening state, and then the (i + 1) th fire extinguishing agent bottle is opened; the (i + 1) th fire extinguishing agent bottle supplies the fire extinguishing agent into the exhaust pipe 111 in place of the (i) th fire extinguishing agent bottle.
The ith air valve Qi is normally in a normally open state, and a control port of the ith air valve Qi is communicated with nodes from the (i + 1) th parallel branch to the nth parallel branch through a pipeline; the node on the (i + 1) th parallel branch is disposed between the (i + 1) th valve and the exhaust pipe 111 (preferably, the node is disposed at the outlet of the (i + 1) th valve); when any one of the (i + 1) th fire extinguishing agent bottle to the nth fire extinguishing agent bottle is opened, the ith air valve is forced to be closed, namely the ith fire extinguishing agent bottle stops outputting the fire extinguishing agent outwards.
Thereby realizing the replacing work among a plurality of fire extinguishing agent bottles. When a plurality of relatively independent partitions 191 are provided, the nozzles 108 of each partition 191 are connected to the exhaust pipe 111 through independent introduction pipes, respectively, and a sub-control valve 112d is provided on the introduction pipe, and when a fire occurs in one partition 191, the controller 101 opens the pneumatic control valves 112b of all the fire extinguishing agent bottles with nitrogen through the solenoid valve 112c, and simultaneously opens the sub-control valves 112d on the introduction pipes of the ignition partition 191, so that the fire extinguishing agent is sprayed into the partition space to perform fire extinguishing operation.
In the prior art, a plurality of fire extinguishing agent bottles work simultaneously and synchronously output fire extinguishing agents to a certain subarea rapidly, and when other subareas are ignited or other fire occurs, continuous fire extinguishing operation cannot be realized due to insufficient storage of the fire extinguishing agents.
This embodiment passes through control system, can open a plurality of fire extinguishing agent bottles in order, when realizing effectively putting out a fire, has realized the effective deposit of fire extinguishing agent, can carry out continuously or the operation of putting out a fire to a plurality of subregion discontinuously many times. After a certain extinguishing agent bottle is used, the extinguishing agent bottle can be replaced, and the continuous fire extinguishing operation of the whole system cannot be influenced in the replacement process.
More preferably, the pneumatic control valve 112b is also provided with a manual opening switch for manually closing and opening the pipeline during replacement.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. A layered purification system is characterized by comprising a factory building, an air conditioning unit, a self-cleaning device and an exhaust fan;
a first air supply outlet, a second air supply outlet and an air return inlet are sequentially arranged on the wall of the plant from top to bottom;
an air outlet of the air conditioning unit is connected with the first air supply outlet through an air supply pipeline so as to supply air into the plant; an air inlet of the air conditioning unit is communicated with outdoor air through a fresh air pipeline and is communicated with the air return inlet through an air return pipeline;
the air inlet of the self-cleaning device is communicated with the air return inlet, and the air outlet of the self-cleaning device is communicated with the second air supply outlet through a purification pipeline;
the exhaust fan pass through exhaust duct with the inside intercommunication of factory building is used for with air escape in the factory building.
2. The layered purification system of claim 1, wherein the air conditioning unit comprises a fresh air and return air mixing section, a primary effect filtering section, a heating section, a refrigerating section, a humidifying section, a blower section, a middle effect filtering section, a high efficiency filtering section and a blower section in sequence from an air inlet to an air outlet; the fresh air and return air mixing section is communicated with an air inlet of the air conditioning unit; and the air supply section is communicated with an air outlet of the air conditioning unit.
3. The layered purification system according to claim 2, wherein a flow equalizing section is further disposed between the blower section and the middle-effect filtering section, and the flow equalizing section is configured to uniformly flow the air of the blower to the middle-effect filtering section.
4. The layered purification system as claimed in claim 1, wherein air volume adjusting valves are disposed on the air supply duct, the air return duct, the purification duct and the air exhaust duct.
5. The layered purification system of claim 1, wherein a sound abatement device is disposed on each of the supply air duct and the return air duct.
6. The layered purification system of claim 1, wherein the exhaust duct is provided with an electrically-operated containment valve.
7. The layered purification system of claim 1, wherein the fresh air duct is provided with an electrically operated regulating valve.
8. The layered purification system of claim 1, wherein fire valves are disposed on the supply air duct, the return air duct, and the exhaust air duct.
9. The layered purification system of claim 1, wherein the plant comprises a return air plenum; the self-cleaning device is arranged in the return air sandwich wall.
10. A building having a layered purification system as claimed in any one of claims 1 to 9, further comprising fire extinguishing means and a controller; the inside of the plant is divided into a plurality of relatively independent subareas;
the fire extinguishing device comprises an exhaust pipe, a valve, a nozzle communicated with the exhaust pipe, a smoke detector and a temperature detector; a nozzle, a smoke detector and a temperature detector are respectively arranged in each subarea;
the valve, the smoke detector and the temperature detector are all electrically connected with the controller; when the smoke detector or the temperature-sensitive detector detects that the smoke concentration or the temperature of the machine room is greater than a preset value, the controller can control the valve to be opened so as to start fire extinguishing.
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| CN202120989639.2U CN214791583U (en) | 2021-05-10 | 2021-05-10 | Layered purification system and building thereof |
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| CN114963354A (en) * | 2021-05-10 | 2022-08-30 | 航天建筑设计研究院有限公司 | Purification system and building thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114963354A (en) * | 2021-05-10 | 2022-08-30 | 航天建筑设计研究院有限公司 | Purification system and building thereof |
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