CN215062622U - Negative pressure isolation ward-level household ventilation purification system - Google Patents
Negative pressure isolation ward-level household ventilation purification system Download PDFInfo
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- CN215062622U CN215062622U CN202120815913.4U CN202120815913U CN215062622U CN 215062622 U CN215062622 U CN 215062622U CN 202120815913 U CN202120815913 U CN 202120815913U CN 215062622 U CN215062622 U CN 215062622U
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Abstract
The utility model relates to a domestic ventilation field, and disclose domestic ventilation clean system of negative pressure isolation ward level, including full heat exchange unit, one side swing joint of full heat exchange unit has outdoor air inlet cable si tuber pipe, and one side swing joint of outdoor air inlet cable si tuber pipe has the air inlet installation component, and the inside of air inlet installation component is provided with first well effect filter, and one side of first well effect filter is provided with a composite fiber filter bag. Negative pressure keep apart domestic ventilation clean system of ward level, this system is organized through the total heat exchanger and is retrieved the heat from indoor to outdoor exhaust air, thereby reduce the new trend of introducing from outdoor to the room temperature influence, and introduce a mouthful installation G4+ F5 filter at the new trend of total heat exchanger group, thereby reach the effect of filtering the new trend, the user can also be in outdoor exhaust vent department installation F5 filter, outdoor air directly flows backward from the air exit and gets into indoorly through filtering when can prevent like this that the system from not using.
Description
Technical Field
The utility model relates to a domestic ventilation field specifically is domestic ventilation clean system of negative pressure isolation ward level.
Background
When new crown epidemic comes, most of the existing buildings including temporary isolated hotels, isolated wards and household isolated houses cannot be effectively isolated from new crown viruses (respiratory infectious diseases) on a fresh air/exhaust system, and under the background, a negative pressure isolated ward-level household ventilation and purification system is also a great hot spot at present.
At present, manufacturers of special fans and total heat exchanger sets exist in the market, a filter is attached to fresh air, but small-sized filtering devices (filtering grade F5 medium-efficiency filtering) which can not achieve the standard of infectious disease purification and air exhaust are not arranged on the treatment of an air exhaust system, viruses are filtered and then are discharged outdoors, air pipes of the existing fresh air/air exhaust system are made of hard air pipe iron sheets, PVC and phenolic aldehyde, comprehensive cleaning and disinfection cannot be achieved, the existing virus disinfection can only be carried out at an air outlet, complete disinfection cannot be achieved by the air pipes, the existing fresh air design standard is too low in air exchange standard, no clean area and no pressure gradient control of a pollution area exist, and a lifting space exists.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a domestic ventilation clean system of ward level is kept apart to negative pressure possesses to increase filtration grade (F5) middle efficiency on exhaust system and filters, reaches the advantage of the standard of ward GB50849-2014 is kept apart to negative pressure, has solved not reach the problem that passes the standard of airing exhaust of infectious disease purification in exhaust system's the processing.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: negative pressure keeps apart domestic ventilation clean system of ward level, including full heat exchange unit, one side of full heat exchange unit is connected with outdoor air inlet suoshi tuber pipe, and one side swing joint of outdoor air inlet suoshi tuber pipe has the air inlet installation component, and the inside of air inlet installation component is provided with first well effect filter, and one side of first well effect filter is provided with first composite fiber filter bag.
Preferably, the other side of the total heat exchange unit is movably connected with an indoor air inlet cable air pipe and an indoor air exhaust cable air pipe, the indoor air exhaust cable air pipe is positioned at the rear end of the indoor air inlet cable air pipe, the system air pipe is made of special fibers, and replaces a traditional air outlet tail end air pipe system of an air pipe, an air valve, a diffuser, a heat insulating material and the like, the system is manufactured in a factory standard mode, and only finished products need to be hung on site; the Soss air pipe can be detached for cleaning, and the operation is simple and rapid.
Preferably, one side of the total heat exchange unit is movably connected with an outdoor air exhaust cable air pipe, one side of the outdoor air exhaust cable air pipe is movably connected with an air exhaust mounting assembly, a second middle-effect filter is arranged inside the air exhaust mounting assembly, a second composite fiber filter bag is arranged at the lower end of the second middle-effect filter, the total heat exchange unit adopts an outdoor fresh air horizontal air inlet mode, and outdoor air exhaust is vertically upwards exhausted.
Preferably, a first aluminum alloy pressing strip is arranged on the inner surface of one side of the first middle-effect filter and matched with the first composite fiber filter bag, the outer surface of one side of the first composite fiber filter bag is fixedly connected with the inner surface of one side of the first middle-effect filter, and a user can install an F5 filter at an outdoor air outlet, so that outdoor air can be prevented from directly flowing backwards into a room from the air outlet without being filtered when the fresh air system is not used.
Preferably, a second aluminum alloy pressing strip is arranged on the inner surface of one side of the second intermediate-efficiency filter, the second aluminum alloy pressing strip is matched with the second composite fiber filter bag, the outer surface of one side of the second composite fiber filter bag is fixedly connected with the inner surface of one side of the second intermediate-efficiency filter, and a G4+ F5 filter is arranged at a fresh air inlet of the total heat exchanger unit, so that the effect of filtering fresh air is achieved.
Preferably, the internal surface of one side that indoor air inlet suoshi tuber pipe was kept away from to the total heat exchanger group is provided with the installation screw thread, the outer wall screw thread looks adaptation of installation screw thread and outdoor air inlet suoshi tuber pipe, one side surface of outdoor air inlet suoshi tuber pipe and one side internal surface swing joint that indoor air inlet suoshi tuber pipe was kept away from to the total heat exchanger group, abluent tuber pipe system can be dismantled in whole adoption of whole new trend exhaust system's tuber pipe, after using a period, dismantle whole tuber pipe, carry out disinfection. And the Soss air pipe belongs to an antibacterial fiber fabric air pipe, has an antibacterial effect, and can further reduce the influence of pollution of the air pipe on the indoor environment.
(III) advantageous effects
Compared with the prior art, the utility model provides a domestic ventilation clean system of negative pressure isolation ward level possesses following beneficial effect:
1. this domestic ventilation clean system of ward level is kept apart to negative pressure, this system is through the heat of the total heat exchanger group recovery from indoor to outdoor exhaust air, thereby reduce the new trend of following outdoor introduction and influence indoor temperature, and introduce mouthful installation G4+ F5 filter at the new trend of total heat exchanger group, thereby reach the effect of filtering the new trend, the user can also select whether to install the F5 filter in outdoor air outlet department as required, can prevent like this that the outdoor air directly flows backward from the air exit and gets into indoorly through filtering when the new trend system does not use.
2. According to the negative-pressure isolation ward-level household ventilation and purification system, the air pipe of the system is made of special fibers, belongs to an antibacterial fiber fabric air pipe and has an antibacterial effect, so that the influence of pollution of the air pipe on the indoor environment can be further reduced; the Soss air pipe can replace a traditional air pipe, an air valve, a diffuser, a heat insulating material and other air outlet tail end air pipe systems, is manufactured by factory standardization, and only needs finished product hanging on site; the Soss air pipe can be detached for cleaning, and the operation is simple and rapid.
3. This domestic ventilation clean system of negative pressure isolation ward level makes the bathroom volume of airing exhaust be greater than the air supply volume through the control to each branch pipe amount of wind to let bathroom pressure be less than bedroom pressure, can effectively let the room air follow bedroom flow direction bathroom like this, guarantee bedroom air quality.
Drawings
FIG. 1 is a general schematic view of the negative pressure isolation ward level household ventilation purification system of the present invention;
FIG. 2 is a schematic structural view of a second middle-effect filter in the negative pressure isolation ward-level household ventilation and purification system of the present invention;
fig. 3 is the structure schematic diagram of the first middle-effect filter in the negative pressure isolation ward level household ventilation and purification system.
In the figure: 1. a total heat exchange unit; 2. an indoor air inlet cable air pipe; 3. an indoor air exhaust cable air pipe; 4. an outdoor air inlet cable air pipe; 5. an outdoor air exhaust cable air pipe; 6. an air intake mounting assembly; 7. an exhaust mounting assembly; 8. a first medium efficiency filter; 9. a second medium efficiency filter; 10. a first composite fiber filter bag; 11. and a second composite fiber filter bag.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.
Referring to fig. 1-3, the negative pressure isolation ward-level household ventilation purification system comprises a total heat exchange unit 1, one side of the total heat exchange unit 1 is movably connected with an outdoor air inlet cable air pipe 4, one side of the outdoor air inlet cable air pipe 4 is movably connected with an air inlet installation component 6, a first intermediate filter 8 is arranged inside the air inlet installation component 6, one side of the first intermediate filter 8 is provided with a first composite fiber filter bag 10, and the system recovers heat of air exhausted from the indoor to the outdoor through the total heat exchange unit 1, so that the influence of fresh air introduced from the outdoor on the indoor temperature is reduced.
The other side of the total heat exchange unit 1 is movably connected with an indoor air inlet cable air pipe 2 and an indoor air exhaust cable air pipe 3, the indoor air exhaust cable air pipe 3 is positioned at the rear end of the indoor air inlet cable air pipe 2, the system air pipe uses the cable air pipe, is made of special fibers, replaces a traditional air outlet tail end air pipe system of an air pipe, an air valve, a diffuser, heat insulation materials and the like, is manufactured by factory standardization, and only needs finished product hanging on site; the Soxhlet air pipe can be detached for cleaning, the operation is simple and rapid, one side of the total heat exchanger group 1 is movably connected with an outdoor air exhaust Soxhlet air pipe 5, one side of the outdoor air exhaust Soxhlet air pipe 5 is movably connected with an air exhaust installation component 7, a second middle-effect filter 9 is arranged inside the air exhaust installation component 7, the lower end of the second middle-effect filter 9 is provided with a second composite fiber filter bag 11, the outdoor pipe connection mode of the total heat exchanger group 1 is outdoor new horizontal air intake, outdoor air exhaust is vertically and upwards exhausted, the inner surface of one side of the first middle-effect filter 8 is provided with a first aluminum alloy pressing strip, the first aluminum alloy pressing strip is matched with the first composite fiber filter bag 10, the outer surface of one side of the first composite fiber filter bag 10 is fixedly connected with the inner surface of one side of the first middle-effect filter 8, a user can install an F5 filter at the outdoor air exhaust port, thus, when the fresh air system is not used, outdoor air can be prevented from directly flowing backwards into the room from the air exhaust port without being filtered, a second aluminum alloy pressing strip is arranged on the inner surface of one side of the second intermediate filter 9 and is matched with the second composite fiber filter bag 11, the outer surface of one side of the second composite fiber filter bag 11 is fixedly connected with the inner surface of one side of the second intermediate filter 9, a G4+ F5 filter is arranged at a fresh air introducing port of the total heat exchanger unit 1 so as to achieve the effect of filtering fresh air, a mounting thread is arranged on the inner surface of one side of the total heat exchanger unit 1 far away from the indoor air inlet cable air pipe 2 and is matched with the outer wall thread of the outdoor air inlet cable air pipe 4, the outer surface of one side of the outdoor air inlet cable air pipe 4 is movably connected with the inner surface of one side of the total heat exchanger unit 1 far away from the indoor air inlet cable air pipe 2, all air pipes of the whole fresh air exhaust system adopt a detachable and cleaned air pipe system, and the whole air pipe is detached after isolating a patient from hospital, and (5) performing disinfection treatment.
This domestic ventilation clean system of negative pressure isolation ward level can make indoor formation pressure gradient (bedroom pressure > bathroom pressure) through the control to the amount of wind of each branch pipe, can make indoor air flow to the bathroom from the bedroom like this, and effective control room air flows to the pollution area from clean district, guarantees bedroom air quality.
The working principle is as follows: the system recovers the heat of air discharged from the indoor to the outdoor through the total heat exchange unit 1, thereby reducing the influence of fresh air introduced from the outdoor on the indoor temperature, and a G4+ F5 filter is arranged at a fresh air introduction port of the total heat exchange unit 1, thereby achieving the effect of filtering the fresh air, a user can also install an F5 filter at an outdoor air outlet, thereby preventing outdoor air from directly flowing back into the indoor from the air outlet without filtering when the fresh air system is not used, the air pipe of the system uses a Sous air pipe which is made of special fibers, and the Sous air pipe belongs to an antibacterial fiber fabric air pipe, has antibacterial effect and can further reduce the influence of pollution of the air pipe per se on the indoor; the Soss air pipe can replace a traditional air pipe, an air valve, a diffuser, a heat insulating material and other air outlet tail end air pipe systems, is manufactured by factory standardization, and only needs finished product hanging on site; the Sous air pipe can be disassembled for cleaning, the operation is simple and rapid, the mode of outdoor connecting pipe of the total heat exchanger group 1 is outdoor new horizontal air inlet, outdoor air exhaust is vertical and upward air exhaust, according to the existing total heat exchanger group 1 on the market, a high static pressure type fan is selected, the filtering grade (F5) middle effect filtering is added on the air exhaust system, the standard of a negative pressure isolation ward GB50849-2014 is achieved, the air pipe of the whole fresh air exhaust system is completely a detachable and cleaned air pipe system, after the isolation patient is discharged, the whole air pipe is disassembled for disinfection treatment, the standard of the ward of non-respiratory tract infection is adopted according to the standard of GB50849-2014, the minimum ventilation frequency (fresh air volume) of the room is designed for 3 times/hour, the pollution area (toilet) keeps negative pressure, and the air exhaust volume is 150m larger than the fresh air volume3/h。
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Domestic ventilation clean system of negative pressure isolation ward level, including total heat exchange unit (1), its characterized in that: one side swing joint of full heat exchange unit (1) has outdoor air inlet suoshi tuber pipe (4), one side swing joint of outdoor air inlet suoshi tuber pipe (4) has air inlet installation component (6), the inside of air inlet installation component (6) is provided with first medium efficiency filter (8), one side of first medium efficiency filter (8) is provided with first composite fiber filter bag (10).
2. The negative-pressure isolation ward-level household ventilation purification system according to claim 1, wherein: the other side of the total heat exchange unit (1) is movably connected with an indoor air inlet cable air pipe (2) and an indoor air exhaust cable air pipe (3), and the indoor air exhaust cable air pipe (3) is positioned at the rear end of the indoor air inlet cable air pipe (2).
3. The negative-pressure isolation ward-level household ventilation purification system according to claim 1, wherein: one side of the total heat exchange unit (1) is movably connected with an outdoor air exhaust cable air pipe (5), one side of the outdoor air exhaust cable air pipe (5) is movably connected with an air exhaust installation component (7), a second middle-effect filter (9) is arranged inside the air exhaust installation component (7), and a second composite fiber filter bag (11) is arranged at the lower end of the second middle-effect filter (9).
4. The negative-pressure isolation ward-level household ventilation purification system according to claim 1, wherein: the inner surface of one side of the first medium-efficiency filter (8) is provided with a first aluminum alloy pressing strip, the first aluminum alloy pressing strip is matched with the first composite fiber filter bag (10), and the outer surface of one side of the first composite fiber filter bag (10) is fixedly connected with the inner surface of one side of the first medium-efficiency filter (8).
5. The negative-pressure isolation ward-level household ventilation purification system according to claim 3, wherein: a second aluminum alloy pressing strip is arranged on the inner surface of one side of the second medium-efficiency filter (9), the second aluminum alloy pressing strip is matched with the second composite fiber filter bag (11), and the outer surface of one side of the second composite fiber filter bag (11) is fixedly connected with the inner surface of one side of the second medium-efficiency filter (9).
6. The negative-pressure isolation ward-level household ventilation purification system according to claim 1, wherein: the indoor air inlet cable air pipe (2) is kept away from in full heat exchange unit (1) one side internal surface is provided with the installation screw thread, the outer wall screw thread looks adaptation of installation screw thread and outdoor air inlet cable air pipe (4), one side internal surface swing joint of indoor air inlet cable air pipe (2) is kept away from with full heat exchange unit (1) to one side surface of outdoor air inlet cable air pipe (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120815913.4U CN215062622U (en) | 2021-04-21 | 2021-04-21 | Negative pressure isolation ward-level household ventilation purification system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120815913.4U CN215062622U (en) | 2021-04-21 | 2021-04-21 | Negative pressure isolation ward-level household ventilation purification system |
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| Publication Number | Publication Date |
|---|---|
| CN215062622U true CN215062622U (en) | 2021-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120815913.4U Active CN215062622U (en) | 2021-04-21 | 2021-04-21 | Negative pressure isolation ward-level household ventilation purification system |
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|---|---|
| CN (1) | CN215062622U (en) |
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2021
- 2021-04-21 CN CN202120815913.4U patent/CN215062622U/en active Active
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