CN208536257U - A kind of house ornamentation fresh air pipeline system - Google Patents
A kind of house ornamentation fresh air pipeline system Download PDFInfo
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- CN208536257U CN208536257U CN201820902350.0U CN201820902350U CN208536257U CN 208536257 U CN208536257 U CN 208536257U CN 201820902350 U CN201820902350 U CN 201820902350U CN 208536257 U CN208536257 U CN 208536257U
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Abstract
The utility model provides a kind of house ornamentation fresh air pipeline system, it is related to heating and ventilation and air-conditioning technique field, including top supply air system or ground supply air system, the top supply air system and ground supply air system include the new blower of Total heat exchange type, the air hose being connected with the new blower of Total heat exchange type and the air hose pipe fitting between air hose；The air hose is rectangular tube or peltate pipe；The new blower of Total heat exchange type includes outdoor air inlet, outdoor exhaust outlet, indoor return air mouth and indoor air outlet.Air hose using rectangular tube and peltate pipe replace at present generally round tube, top supply air system room furred ceiling height and ground supply air system ground groove depth can be reduced after system installs, it is opposite to increase housing space.Air hose pipe fitting is sealed with air hose using elastic seal ring, is combined and is connected by socket joint, and instead of glue or sealing glue sticking, easy for installation, the saving working time is really achieved the permanent purpose for keeping room air pure and fresh.
Description
Technical field
The utility model relates to a kind of house ornamentation fresh air pipeline systems, belong to heating and ventilation and air-conditioning technique field.
Background technique
Currently, causing room air pollution event to occur again and again since room ventilation rate is insufficient.Some occur headache,
Dry cough, dry skin are itched, dizziness and nausea, attention are difficult to collect neutralization to symptoms such as odor-sensitives, this makes people start depth
Enter research and inquire into influence of the indoor air quality to human health, pollutant and its source and feasible solution route etc. are asked
Topic.
Currently, having there is the new blower of Total heat exchange type, the new blower of Total heat exchange is increasingly by the approval of consumer, master
Wanting working principle includes: that room air is entered in machine by return air inlet, and room is discharged by exhaust fan after Total heat exchange core
Outside；Outdoor air is entered in machine by air inlet, is sent into interior by breeze fan after Total heat exchange core, wherein two strands
Exchanging for temperature and humidity is completed when air-flow crosses at Total heat exchange core.So circulation reaches displacement room air and drops
The purpose of low energy consumption.
Based on the new blower of Total heat exchange type, there is a series of fresh air system, but there are following for current fresh air system
Disadvantage:
1, air hose is all made of round tube, causes system installation inconvenient, and will cause the waste of housing space；
2, air hose and air hose pipe fitting often use glue or sealant, and glue or sealant are readily volatilized, to draw
The secondary pollution that can be sucked by human body risen；
3, when pipeline is installed, between the flooring and finishing layer of the building floor that needs to be laid in, and flooring needs to slot,
Actual installation situation is complicated.Common pipe does not connect no sealing device on the market simultaneously, needs to twine sealant by the later period
Guarantee is brought to seal, it is erroneous for installation.
In view of this, I specializes in this, a kind of house ornamentation fresh air pipeline system is developed, thus this case produces
It is raw.
Utility model content
In order to solve drawbacks described above existing in the prior art, the utility model provides a kind of house ornamentation fresh air pipeline system
System, can increase housing space, avoid space waste.
To achieve the goals above, the technical solution that the utility model is taken is as follows:
A kind of house ornamentation fresh air pipeline system, including top supply air system or ground supply air system, the top supply air system with give
Wind system includes the new blower of Total heat exchange type, the air hose being connected with the new blower of Total heat exchange type and between air hose
Air hose pipe fitting；The air hose is rectangular tube or peltate pipe；The new blower of Total heat exchange type includes outdoor air inlet, outdoor air draft
Mouth, indoor return air mouth and indoor air outlet.
The top supply air system includes the top indoor blower structure being connected with the indoor air outlet and the indoor return air
Mouthful connected top indoor return air mechanism, the top outdoor draft fan structure being connected with the outdoor air inlet and with the outdoor row
The connected top outdoor air draft mechanism in air port；Alternatively,
Described ground supply air system includes the ground indoor blower structure being connected with the indoor air outlet and the indoor return air
Mouthful connected ground indoor return air mechanism, the ground outdoor draft fan structure being connected with the outdoor air inlet and with the outdoor row
The connected ground outdoor air draft mechanism in air port.
Preferably, described ground indoor return air mechanism is using top indoor return air mechanism.
Preferably, the rectangular tube and rectangular pipe fittings are for pushing up indoor blower structure, top indoor return air mechanism and ground
Indoor return air mechanism；The peltate pipe and peltate pipe fitting are for ground indoor blower structure.
Preferably, the air hose pipe fitting and air hose bayonet joint, the both ends of the air hose pipe fitting are equipped with sealing ring
Mounting groove, air hose pipe fitting and air hose are by being installed on the sealing ring bayonet joint of sealing ring mounting groove.
Preferably, being equipped with PM2.5 filter screen at the outdoor air inlet.
Preferably, the height of the rectangular tube and rectangular pipe fittings is 5-7cm, the height of the peltate pipe and peltate pipe fitting
For 3cm.
Preferably, the air hose is used using Corvic as high-quality plastics made of primary raw material.
Preferably, the air hose pipe fitting uses acrylonitrile butadiene styrene resin to be made of primary raw material
High-quality plastics.
Preferably, the sealing ring uses the top-quality rubber of nontoxic free from extraneous odour.
The utility model is able to achieve following technical effect:
(1) the utility model can keep room air to be in pure and fresh state for a long time without opening door and window, reduce indoor
The case where foul atmosphere influence people's health, occurs.
(2) air hose using rectangular tube and peltate pipe replace at present generally round tube, can be reduced after system installs
Supply air system room furred ceiling height and ground supply air system ground groove depth are pushed up, it is opposite to increase housing space.
(3) air hose pipe fitting and air hose are sealed using elastic seal ring, by socket joint combination connection, instead of at present generally with
Glue perhaps seal glue sticking it is easy for installation, save the working time while solve glue or sealant volatilization cause
The secondary pollution that can be sucked by human body, be really achieved the permanent purpose for keeping room air pure and fresh.
(4) by there is the connecting pipe of included sealing structure to be connected to air pipeline, only simple socket joint is needed to connect energy
Good sealing effect is played, and free assembling can be carried out according to the actual situation, easy for installation, simple, i.e. rubber seal
It is realized and is interference fitted by sealing ring item and rectangular tube or peltate pipe socket joint, to guarantee sealing effect, while sealing ring item
The friction with rectangular tube or peltate inside pipe wall can be increased, prevent the two stress from falling off, keep pipe-line system sealing effect more preferable.
(5) rectangle return air duct walks top, and peltate air supply duct walks ground, and two kinds of structure heights are only 5-7cm and 3cm respectively,
And be connected by the rectangular reducer pipe fitting of round change with fresh air host, not only guarantee to divulge information smooth, but also will not influence height of house, no
Change floor space.
(6) top supply air system send the mode of pushing up back using top, and ground air-supply send the reason of pushing up back mode, principle to become reconciled with using
Place: mainly by special high-pressure head in new blower, big flow air blower is realized force ventilation ventilation, and is arranged in new blower
If arterial highway filter layer, indoor air quality is improved with pure physics mode；The air of heat can be with dirty air floating in room
Top, the air of relative clean can be deposited in the lower part in room；Come in from top supplying air and indoor foul atmosphere mixing,
It is recycled in the room again after a part dilution fresh air, portion of air directly passes through Fresh air handling units and is extracted into outdoor, and effect is general；
From floor blowing, then the rising of fresh air slowly has top that dirty air is extracted into outdoor by Fresh air handling units again,
Effect is more preferable.
Detailed description of the invention
Fig. 1 is a kind of new blower front view of the Total heat exchange type of house ornamentation fresh air pipeline system of the present embodiment；
Fig. 2 is a kind of Total heat exchange type fresh air side view of house ornamentation fresh air pipeline system of the present embodiment；
Fig. 3 is a kind of rectangular tube sectional view of house ornamentation fresh air pipeline system of the present embodiment；
Fig. 4 is a kind of peltate tube section figure of house ornamentation fresh air pipeline system of the present embodiment；
Fig. 5 is a kind of ring structure schematic diagram of house ornamentation fresh air pipeline system of the present embodiment；
Fig. 6 is a kind of a kind of stereoscopic schematic diagram of rectangular pipe fittings of house ornamentation fresh air pipeline system of the present embodiment；
Fig. 7 is a kind of a kind of stereoscopic schematic diagram of peltate pipe fitting of house ornamentation fresh air pipeline system of the present embodiment；
Fig. 8 is a kind of top supply air system stereoscopic schematic diagram of house ornamentation fresh air pipeline system of the present embodiment；
Fig. 9 is a kind of ground supply air system stereoscopic schematic diagram of house ornamentation fresh air pipeline system of the present embodiment；
Figure 10 is the explosive view of fresh wind port in a kind of ground piping chamber of house ornamentation fresh air pipeline system of the present embodiment；
Figure 11 is a kind of structural schematic diagram of the rectangle clip of house ornamentation fresh air pipeline system of the present embodiment；
Figure 12 is a kind of structural schematic diagram of the peltate clip of house ornamentation fresh air pipeline system of the present embodiment；
Figure 13 is the rectangular tube and rectangular pipe fittings connection schematic diagram of a kind of house ornamentation fresh air pipeline system of the present embodiment；
Figure 14 is the enlarged drawing in Figure 13 at A.
Mark explanation: the new fan body 1 of Total heat exchange type, outdoor air inlet 11, outdoor exhaust outlet 12, indoor air outlet
13, indoor return air mouth 14, heat exchanger core 15, PM2.5 filtering screen 16, internal layer filter screen 17, outdoor air port 18, Sound eliminating soft pipe
19, rectangular tube 2, rectangular pipe fittings 21, rectangular seal mounting groove 211, sealing ring 22, sealing ring item 221, rectangle clip 23, shield
Shape pipe 3, peltate pipe fitting 31, peltate clip 32, peltate sealing ring mounting groove 311, push pipe road indoor fresh air mouth 4, piping chamber is interior to return
Air port 5, fresh wind port 6 in ground piping chamber, back box 61, air-regulating plate 62, the fixed lid 63 of air-regulating plate, metal decking 64, round tube 7 are round
Pipe fitting 71 divides wind box 8, reducer pipe fitting 9, volume damper 10.
Specific embodiment
In order to make the attainable technical effect of technological means and its institute of the utility model, more perfect take off can be become apparent from
Dew, hereby provides one embodiment, and be described in detail as follows in conjunction with attached drawing:
As depicted in figs. 1 and 2, Fig. 1 be a kind of house ornamentation fresh air pipeline system of the present embodiment the new blower of Total heat exchange type just
View, Fig. 2 are a kind of Total heat exchange type fresh air side view of house ornamentation fresh air pipeline system of the present embodiment, the full heat of the present embodiment
The new blower of crossover includes new fan body 1, is equipped with heat exchanger core 15 inside new fan body 1, PM2.5 filtration, purification net 16,
There are outdoor air inlet 11, outdoor exhaust outlet 12 in internal layer filter screen 17, new 1 side of fan body, and the other side is equipped with indoor air outlet
13, indoor return air mouth 14.
As shown in figure 8, Fig. 8 is a kind of top supply air system stereoscopic schematic diagram of house ornamentation fresh air pipeline system of the present embodiment, top
Supply air system includes the top indoor blower structure being connected with indoor air outlet, the top indoor return air machine being connected with indoor return air mouth
Structure, the top outdoor draft fan structure being connected with outdoor air inlet 11 and the top outdoor air draft mechanism being connected with outdoor exhaust outlet.
Top indoor blower structure is made of push pipe road indoor fresh air mouth 4, rectangular tube 2, rectangular pipe fittings 21, pushes up indoor return air machine
Structure is made of return air inlet 5, rectangular tube 2, rectangular pipe fittings 21 in piping chamber.
Specifically, top outdoor air inlet 11 and top outdoor exhaust outlet 12 pass through Sound eliminating soft pipe 19 and the outer air port 18 of conical stainless steel room
Connection, indoor air outlet 13 and indoor return air mouth 14 are equally connect by Sound eliminating soft pipe 19 with rectangular tube 2.Lead between rectangular tube 2
The connection of rectangular pipe fittings 21 is crossed, rectangular tube 2 and rectangular pipe fittings 21 are by being connected up to sealing effect with sealing ring 22.The present embodiment
In, 22 outer surface of sealing ring is equipped with 3 sealing ring items 221, and as shown in Figure 13 and Figure 14, Figure 13 is that a kind of house ornamentation of the present embodiment is new
The rectangular tube and rectangular pipe fittings connection schematic diagram of air pipe line system, guarantee good sealing effect and frictional force.
Figure 14 is the enlarged drawing in Figure 13 at A.
In the utility model, rectangular tube and rectangular pipe fittings are for pushing up indoor blower structure, top indoor return air mechanism and ground
Indoor return air mechanism；Peltate pipe and peltate pipe fitting are for ground indoor blower structure.
As shown in Fig. 3,5 and 6, Fig. 3 is a kind of rectangular tube sectional view of house ornamentation fresh air pipeline system of the present embodiment, and Fig. 5 is
A kind of ring structure schematic diagram of house ornamentation fresh air pipeline system of the present embodiment, Fig. 6 are a kind of house ornamentation fresh air pipeline of the present embodiment
A kind of stereoscopic schematic diagram of rectangular pipe fittings of system, sealing ring 22 are mounted on the rectangular seal mounting groove on rectangular pipe fittings 21
On 211, there is sealing ring item 221 on 22 surface of sealing ring, reaches sealing effect by the interference fit of sealing ring item 221 and rectangular tube 2
Fruit.Air hose end is respectively push pipe road indoor fresh air mouth 4 and push pipe road indoor return air mouth 5, wherein push pipe road indoor fresh air mouth 4
The indoor air outlet 13 of the new fan main body 1 of Total heat exchange type is connected by rectangular tube 2 and rectangular pipe fittings 21；Push pipe road indoor return air
Mouth 5 connects the indoor return air mouth 14 of the new fan main body 1 of Total heat exchange type by rectangular tube 2 and rectangular pipe fittings 21.The above are tops to send
The basic model of wind system.
As shown in figure 9, Fig. 9 is a kind of ground supply air system stereoscopic schematic diagram of house ornamentation fresh air pipeline system of the present embodiment, ground
Supply air system includes the ground indoor blower structure being connected with indoor air outlet, the ground indoor return air machine being connected with indoor return air mouth
Structure, the ground outdoor draft fan structure being connected with outdoor air inlet 11 and the ground outdoor air draft mechanism being connected with outdoor exhaust outlet.
Ground indoor blower structure by fresh wind port 6 in ground piping chamber, peltate pipe 3, peltate pipe fitting 31, wind box 8 is divided to constitute, ground system
Unite indoor return air mechanism using top indoor return air mechanism, as shown, ground indoor return air mechanism by push pipe road indoor fresh air mouth 5,
Rectangular tube 2, rectangular pipe fittings 21 are constituted.Peltate pipe 3 in the present embodiment uses arch design, and support effect is good, and anti-pressure ability is strong.
Rectangular pipe fittings 2 and peltate pipe fitting 3 have threeway, straight-through, 45 ° of elbows, and are equipped with volume damper 10.
As shown in Figure 10, Figure 10 is the explosion of fresh wind port in a kind of ground piping chamber of house ornamentation fresh air pipeline system of the present embodiment
Scheme, fresh wind port 6 includes back box 61, air-regulating plate 62, the fixed lid 63 of air-regulating plate and metal decking 64 in ground piping chamber.
In ground supply air system, as shown in figure 9, Fig. 9 is a kind of ground supply air system of house ornamentation fresh air pipeline system of the present embodiment
Stereoscopic schematic diagram, indoor air outlet 13 is first connect with round tube 7 by Sound eliminating soft pipe 19, then is connect with wind box 8 is divided, then by dividing wind
Box 8 generates different line branchings and pipeline is extended down to different places through peltate pipe 3 and peltate pipe fitting 31.It is new in push pipe road room in Fig. 9
There are two air ports 4, one of them round tube 7 connecting with indoor air outlet 13 is merged into be divided in wind box 8 with remittance all the way.Herein this
The reason of sample designs is: ground air-supply needs to increase an air-supply standpipe (being exactly 7 in Fig. 9), if it is not provided with so one
Divide wind box to will definitely increase branch's standpipe, occupies more interior spaces.It can each room of reasonable distribution with dividing wind box to replace
Air quantity, moreover it is possible to reduce occupying for the interior space.
As shown in Fig. 4,5 and 7, Fig. 4 is a kind of peltate tube section figure of house ornamentation fresh air pipeline system of the present embodiment, and Fig. 5 is
A kind of ring structure schematic diagram of house ornamentation fresh air pipeline system of the present embodiment, Fig. 7 are a kind of house ornamentation fresh air pipeline of the present embodiment
A kind of stereoscopic schematic diagram of peltate pipe fitting of system, peltate pipe 3 are sealed with peltate pipe fitting 31 by sealing ring 22, and sealing ring 22 is pacified
In peltate pipe fitting sealing ring mounting groove 311.Indoor air-supply pipe end is equipped with fresh wind port 6 in ground piping chamber.The above are ground to send
Wind system basic model.
In the present embodiment, ground outdoor air draft mechanism is identical as outdoor air draft mechanism is pushed up, and ground outdoor air inlet mechanism and top are outdoor
Wind pushing mechanism is identical, and the air draft mechanism of the two and wind pushing mechanism are all the outdoor air ports by Sound eliminating soft pipe 19 and stainless steel material
18 are constituted.As shown in FIG. 11 and 12, Figure 11 is a kind of structural representation of the rectangle clip of house ornamentation fresh air pipeline system of the present embodiment
Figure, Figure 12 are a kind of structural schematic diagram of the peltate clip of house ornamentation fresh air pipeline system of the present embodiment, the present embodiment pipe-line system
It is fixed by peltate clip 32 and rectangle clip 23 with house roof or ground.9 one end of reducer pipe fitting is rectangle, and the other end is circle
The diameter of shape structure, circular configuration end is 15cm, and 9 rectangle one end of reducer pipe fitting is connected with the connecting pipe of the square structure.
The following are the present embodiment peltate pipes (hereinafter referred to as No. 1 pipe) and reinforcement flat tube (following letter of commonly blowing on the market
Claim No. 2 pipe) drop impact comparative experiments:
Experimental facilities: 1, drop hammer impact testing machine 2, insulating box
Experimental situation: (20 ± 5) DEG C
Sample pretreatment: 4h is placed at (0 ± 1) DEG C
1 group of tubing drop impact Experimental comparison's data of table
From table 1 it follows that peltate pipe described in the present embodiment resists compared with reinforcement flat tube of commonly blowing on the market
Impact effect is more preferable.
The following are the present embodiment peltate pipes (hereinafter referred to as No. 1 pipe) and reinforcement flat tube (following letter of commonly blowing on the market
Claim No. 2 pipes) do wind speed, air quantity comparative experiments:
Experimental facilities: 1, new blower 2, accurate wind speed Air Flow Rate Instrument
Experimental situation: 15m2Room, room temperature (20 ± 5) DEG C
Experimental principle: identical new blower air feed, by after the pipeline of equal length in pipe end with accurate wind speed, air quantity
Instrument measures data (wherein commonly there are two ventilating ducts for air-supply reinforcement flat tube, remove average value after measurement).
2 groups of tubing wind speed of table, air quantity contrast test
From Table 2, it can be seen that peltate pipe described in the present embodiment on the market commonly compare by air-supply reinforcement flat tube, wind speed
Faster, air quantity is bigger, and the effect that avoids leaking out is more preferable.
The above content is combination preferred embodiments of the present invention to further detailed made by provided technical solution
Describe in detail bright, and it cannot be said that the utility model specific implementation is confined to these above-mentioned explanations, technology affiliated for the utility model
For the those of ordinary skill in field, without departing from the concept of the premise utility, several simple deductions can also be made
Or replacement, it all shall be regarded as belonging to the protection scope of the utility model.
Claims (10)
1. a kind of house ornamentation fresh air pipeline system, it is characterised in that: including top supply air system or ground supply air system, top air-supply system
System and ground supply air system include the new blower of Total heat exchange type, the air hose being connected with the new blower of Total heat exchange type and set on wind
Air hose pipe fitting between pipe；The air hose is rectangular tube or peltate pipe；The new blower of Total heat exchange type include outdoor air inlet,
Outdoor exhaust outlet, indoor return air mouth and indoor air outlet.
2. a kind of house ornamentation fresh air pipeline system as described in claim 1, it is characterised in that: the top supply air system includes and institute
State the connected top indoor blower structure of indoor air outlet, the top indoor return air mechanism that is connected with the indoor return air mouth, with it is described
Top outdoor air draft mechanism outdoor air inlet connected top outdoor draft fan structure and be connected with the outdoor exhaust outlet；Alternatively,
Described ground supply air system includes the ground indoor blower structure being connected with the indoor air outlet and the indoor return air mouth phase
Ground indoor return air mechanism even, the ground outdoor draft fan structure that is connected with the outdoor air inlet and with the outdoor exhaust outlet
Connected ground outdoor air draft mechanism.
3. a kind of house ornamentation fresh air pipeline system as claimed in claim 2, it is characterised in that: described ground indoor return air mechanism uses
Push up indoor return air mechanism.
4. a kind of house ornamentation fresh air pipeline system as described in claim 1, it is characterised in that: the rectangular tube and rectangular pipe fittings are used
In top indoor blower structure, top indoor return air mechanism and ground indoor return air mechanism；The peltate pipe and peltate pipe fitting are for ground
Indoor blower structure.
5. a kind of house ornamentation fresh air pipeline system as described in claim 1, it is characterised in that: the air hose pipe fitting and air hose socket joint
Formula connection, the both ends of the air hose pipe fitting are equipped with sealing ring mounting groove, air hose pipe fitting and air hose by being installed on sealing ring peace
The sealing ring bayonet joint of tankage.
6. a kind of house ornamentation fresh air pipeline system as described in claim 1, it is characterised in that: be equipped at the outdoor air inlet
PM2.5 filter screen.
7. a kind of house ornamentation fresh air pipeline system as described in claim 1, it is characterised in that: the rectangular tube and rectangular pipe fittings
It is highly 5-7cm, the height of the peltate pipe and peltate pipe fitting is 3cm.
8. a kind of house ornamentation fresh air pipeline system as described in claim 1, it is characterised in that: the air hose is used with polyvinyl chloride
Resin is plastics made of primary raw material.
9. a kind of house ornamentation fresh air pipeline system as described in claim 1, it is characterised in that: the air hose pipe fitting uses propylene
Nitrile-butadiene-styrene copolymer resin is plastics made of primary raw material.
10. a kind of house ornamentation fresh air pipeline system as claimed in claim 5, it is characterised in that: the sealing ring uses nontoxic nothing
The rubber of peculiar smell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820902350.0U CN208536257U (en) | 2018-06-12 | 2018-06-12 | A kind of house ornamentation fresh air pipeline system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820902350.0U CN208536257U (en) | 2018-06-12 | 2018-06-12 | A kind of house ornamentation fresh air pipeline system |
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| Publication Number | Publication Date |
|---|---|
| CN208536257U true CN208536257U (en) | 2019-02-22 |
Family
ID=65382158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820902350.0U Active CN208536257U (en) | 2018-06-12 | 2018-06-12 | A kind of house ornamentation fresh air pipeline system |
Country Status (1)
| Country | Link |
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| CN (1) | CN208536257U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108775671A (en) * | 2018-06-12 | 2018-11-09 | 浙江同正管道技术有限公司 | A kind of house ornamentation fresh air pipeline system |
| WO2024005878A1 (en) * | 2022-06-29 | 2024-01-04 | Rescue Air Systems, Inc. | System and method of a ring architecture of a fixed piping system implemented within a safety system of a structure to continuously supply breathable air therewithin |
-
2018
- 2018-06-12 CN CN201820902350.0U patent/CN208536257U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108775671A (en) * | 2018-06-12 | 2018-11-09 | 浙江同正管道技术有限公司 | A kind of house ornamentation fresh air pipeline system |
| WO2024005878A1 (en) * | 2022-06-29 | 2024-01-04 | Rescue Air Systems, Inc. | System and method of a ring architecture of a fixed piping system implemented within a safety system of a structure to continuously supply breathable air therewithin |
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