CN112413775A - Fresh air distributing box with air channel switching device applied to fresh air system - Google Patents
Fresh air distributing box with air channel switching device applied to fresh air system Download PDFInfo
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- CN112413775A CN112413775A CN201910781731.7A CN201910781731A CN112413775A CN 112413775 A CN112413775 A CN 112413775A CN 201910781731 A CN201910781731 A CN 201910781731A CN 112413775 A CN112413775 A CN 112413775A
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- Prior art keywords
- air
- pipe
- valve
- return
- inlet
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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
- F24F7/00—Ventilation
- F24F7/007—Ventilation with forced flow
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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
-
- 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
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
- F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ventilation (AREA)
Abstract
The invention provides a fresh air distributing box with an air channel switching device, which is applied to a fresh air system; the air valve assembly is arranged in the shell and is electrically connected with the control module; the air inlet and the air outlet comprise an air inlet, an air inlet in the machine, an indoor air inlet and outlet, a return air inlet, an air return inlet in the machine, an air outlet and an internal circulating air inlet; the blast gate subassembly includes: air inlet valve, air return valve, exhaust valve, fresh air valve. The invention can realize three functions of fresh air, air exhaust and internal circulation by controlling the opening and closing states of each air valve in a combined manner and only needing one air distribution box to be matched with one unidirectional flow fresh air machine, has the advantages of ingenious structure, complete functions and strong universality compared with a single fresh air or single air exhaust air box mechanism in the market, shares an air supply pipe through the switching of an internal air channel, enables the air supply pipe to be converted into an indoor return air pipe, and reduces the arrangement of indoor pipelines.
Description
Technical Field
The invention relates to the technical field of ventilation, in particular to a fresh air distributing box with an air channel switching device, which is applied to a fresh air system.
Background
With the continuous development of the economic level of China, people are increasingly oriented to good air quality, but due to the fact that the industrial structure of part of regions is unreasonable, the emission of pollutants exceeds the standard, and the generated haze problem becomes an important reason influencing the local air quality and the economic development.
At present, in indoor spaces such as hotel rooms, office buildings, private houses and the like, a fresh air system is adopted to be supplemented with air dividing boxes to convey fresh air to each area, however, the applicant finds that the existing air dividing boxes can only convey the fresh air in one direction; the existing fresh air pipeline can not be utilized for reverse air exhaust or return air, and the unidirectional flow fresh air machine can only realize unidirectional air intake or unidirectional air exhaust, so that the application range of the air dividing box and the unidirectional flow fresh air machine is limited to a great extent.
Disclosure of Invention
The invention provides a fresh air distributing box with an air channel switching device, which is applied to a fresh air system and aims to solve the problems in the prior art, increase the functions of a standard one-way flow fresh air machine and reduce the arrangement of indoor air pipes.
In order to achieve the purpose, the invention provides a wind division box applied to a fresh air system on one hand, which comprises an upper cover (1) and a box body (2), wherein the periphery of the box body is respectively provided with an air inlet (4), an indoor air inlet and outlet (6), a return air inlet (7), an air outlet (9), an internal circulation air inlet (10) and a control module (14); the interior of the box body comprises an internal air inlet (5), an internal air return air inlet (8), an air valve assembly and a partition plate (18), wherein the air valve assembly is electrically connected with a control module (14); the air valve assembly comprises an air inlet valve (11), an air return valve (12) and an air exhaust valve (13), the air inlet valve (11), the air return valve (12) and the air exhaust valve (13) are composed of a fixed support (15), a motor (16) and an air valve (17), and the motor (16) is fixed on the fixed support (15) and used for driving the air valve (17) to rotate, converting the opening or closing state of the air valve and enabling a corresponding air port to be opened or sealed; the upper part of the box body is optionally provided with a lifting lug (3).
On the other hand, the air dividing box can be used together with a unidirectional flow fresh air fan to form a fresh air system.
The fresh air system comprises an air dividing box, a fresh air blower (19), an air inlet three-way pipe (20), a fresh air valve (21), a connecting air pipe (22), a return air pipe (23), a return air pipe (24), an exhaust air pipe (25) and an internal circulation air supply pipe (26); wherein the air inlet (4) is connected with the fresh air fan (19) through a connecting air pipe (22); the air exhaust pipe (25) is connected with the air outlet (9); the internal circulation blast pipe (26) is connected with the internal circulation tuyere (10); the air return pipe (23) is connected with the indoor air inlet and outlet (6); the fresh air machine (19) is connected with the air inlet three-way pipe (20); the fresh air valve (21) is fixed on the air inlet three-way pipe (20); two ends of the return air pipe (24) are respectively connected with a return air inlet (7) and an air inlet three-way pipe (20) of the air distributing box. It opens and closes the effect that reaches the switching wind channel through inside each blast gate, can make and send back wind tuber pipe (23) as the new trend blast pipe when the air inlet mode, as indoor return air tuber pipe when airing exhaust and inner loop mode.
Compared with the prior art, the air distribution box provided by the invention is provided with a plurality of air valve assemblies, and the air valve assemblies are used for sealing the air inlet or the air outlet. Through the combined linkage control of the opening or closing states of the air valves, only one standard one-way flow fresh air machine is needed to be used in cooperation, so that when a user changes according to the quality of the air in the environment where the user is located, the air channel in the air distribution box is converted to realize three functions of air inlet, air exhaust and internal circulation; through inside wind channel switching, the air-dividing box has still practiced thrift arranging of indoor return air tuber pipe, has saved the cost, has avoided the waste, and the low carbon is convenient to use simultaneously, and the standardization rate is high, can cooperate each producer standard uniflow new fan to use, is favorable to promoting in the industry, drives new round of growth of new trend industry.
In the fresh air distributing box with the air channel switching device applied to the fresh air system, the motor is preferably a stepping motor. The stepping motor converts the pulse signal into angular displacement or linear displacement, and when the stepping motor is adopted, the air valve has high rotation precision and the air valve assembly runs more stably.
The invention also has the advantages of compact structure, comprehensive functions, low manufacturing cost and high standardization rate, and can be used by matching with standard unidirectional flow fresh air fans of various manufacturers.
Drawings
For a more clear description of the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or 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.
FIG. 1 is a schematic structural view of a wind-dividing box of the present invention;
FIG. 2 is a schematic view of the structure of the air valve assembly of the present invention;
FIG. 3 is a schematic view of the connection and installation of air ducts used by the matching of the air dividing box and the uniflow fresh air fan;
FIG. 4 is a schematic view of an air flow trajectory in an air intake mode used by the air dividing box of the present invention in cooperation with a unidirectional flow new fan;
FIG. 5 is a schematic view showing an air flow trajectory in an air discharge mode used by the air distribution box of the present invention in cooperation with a unidirectional flow new fan;
FIG. 6 is a schematic view of an air flow trace of an internal circulation mode used by the air-dividing box of the present invention in cooperation with a unidirectional flow fresh air machine;
the labels in the figures are: upper cover (1), box (2), lug (3), air intake (4), built-in air intake (5), indoor business turn over wind gap (6), return air wind gap (7), built-in return air wind gap (8), air exit (9), internal recycle wind gap (10), air inlet valve (11), return air valve (12), exhaust valve (13), control module (14), fixed bolster (15), motor (16), air valve (17), baffle (18), new fan (19), air inlet three-way pipe (20), new trend valve (21), connecting air pipe (22), send back wind tuber pipe (23), return air tuber pipe (24), air exhaust tuber pipe (25), internal recycle blast pipe (26).
Detailed Description
In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are a part of embodiments of the present invention, not all embodiments, and do not serve as a basis for limiting the present invention.
Referring to fig. 1 and 2, the air dividing box of the invention comprises an upper cover (1) and a box body (2), wherein the periphery of the box body is respectively provided with an air inlet (4), an indoor air inlet/outlet (6), an air return air inlet (7), an air outlet (9), an internal circulation air inlet (10) and a control module (14); the interior of the box body comprises an internal air inlet (5), an internal air return air inlet (8), an air valve assembly and a partition plate (18), wherein the air valve assembly is electrically connected with a control module (14); the air valve assembly comprises an air inlet valve (11), an air return valve (12) and an air exhaust valve (13), the air inlet valve (11), the air return valve (12) and the air exhaust valve (13) are composed of a fixed support (15), a motor (16) and an air valve (17), and the motor (16) is fixed on the fixed support (15) and used for driving the air valve (17) to rotate, converting the opening or closing state of the air valve and enabling a corresponding air port to be opened or sealed; the motor (16) is preferably a stepper motor; the upper part of the box body is optionally provided with a lifting lug (3).
Referring to fig. 3, the fresh air system of the invention comprises a air dividing box, a fresh air blower (19), an air inlet three-way pipe (20), a fresh air valve (21), a connecting air pipe (22), a return air pipe (23), a return air pipe (24), an exhaust air pipe (25) and an internal circulation air supply pipe (26); wherein the air inlet (4) is connected with the fresh air fan (19) through a connecting air pipe (22); the air exhaust pipe (25) is connected with the air outlet (9); the internal circulation blast pipe (26) is connected with the internal circulation tuyere (10); the air return pipe (23) is connected with the indoor air inlet and outlet (6); the fresh air machine (19) is connected with the air inlet three-way pipe (20); the fresh air valve (21) is fixed on the air inlet three-way pipe (20); two ends of the return air pipe (24) are respectively connected with a return air inlet (7) and an air inlet three-way pipe (20) of the air distributing box. It opens and closes the effect that reaches the switching wind channel through inside each blast gate, can make and send back wind tuber pipe (23) as the new trend blast pipe when the air inlet mode, as indoor return air tuber pipe when airing exhaust and inner loop mode.
Referring to fig. 4, when the air dividing box is in an air inlet mode, the fresh air valve (21) and the air inlet valve (11) are opened; closing the air return valve (12), and sealing the air return inlet (8) in the machine by the air return valve (12); and closing the exhaust valve (13), wherein the exhaust valve (13) seals the exhaust port (9).
Referring to fig. 5, when the air distributing box is in an air exhaust mode, the fresh air valve (21) and the air inlet valve (11) are closed, and the air inlet valve (11) seals the air inlet (5) in the air distributing box; and opening the air return valve (12) and the exhaust valve (13), wherein the exhaust valve (13) seals the internal circulation air opening (12).
Referring to fig. 6, when the air dividing box is in an internal circulation mode, the fresh air valve (21) and the air inlet valve (11) are closed, and the air inlet valve (11) seals the air inlet (5) in the air dividing box; opening a return air valve (12); and closing the exhaust valve (13), wherein the exhaust valve (13) seals the exhaust port (9).
The air flow trajectory process of the fresh air fan provided by the invention under three modes is as follows:
referring to fig. 4, the air flow path in the air intake mode is that the air flow path sequentially passes through an air intake three-way pipe (20), a fresh air valve (21), a fresh air blower (19), a connecting air pipe (22), an air inlet (4), an internal air inlet (5), an indoor air inlet and outlet (6) and an air return air pipe (23), the air intake mode is completed, and outdoor fresh air is sent into the room.
Referring to the air exhaust mode shown in fig. 5, the air flow trajectory is that the air exhaust mode is completed by sequentially passing through the air return air pipe (23), the indoor air inlet and outlet (6), the air return air inlet (7), the air return air pipe (24), the air inlet three-way pipe (20), the fresh air fan (19), the connecting air pipe (22), the air inlet (4), the built-in air return air inlet (8), the air outlet (9) and the air exhaust pipe (25), and indoor dirty air is exhausted outdoors.
Referring to the internal circulation mode shown in fig. 6, the air flow path is through the air return air pipe (23), the indoor air inlet and outlet (6), the air return air inlet (7), the air return air pipe (24), the air inlet three-way pipe (20), the fresh air fan (19), the connecting air pipe (22), the air inlet (4), the internal air return air inlet (8), the internal circulation air inlet (10) and the internal circulation air pipe (26), the internal circulation mode is completed, and the indoor air is rapidly purified.
The embodiments in the present invention are only used for illustrating the technical solutions of the present invention, and not for limiting the same. Those skilled in the art can add, reduce or combine the technical features disclosed in the above embodiments to form a technical solution within the scope of the present application without departing from the spirit of the present invention.
Claims (9)
1. A wind distribution box applied to a fresh air system comprises an upper cover (1) and a box body (2), wherein air inlets (4), indoor air inlets and outlets (6), an air return inlet (7), an air outlet (9), an internal circulation inlet (10) and a control module (14) are respectively arranged on the periphery of the box body; the interior of the box body comprises an internal air inlet (5), an internal air return air inlet (8), an air valve assembly and a partition plate (18), wherein the air valve assembly is electrically connected with a control module (14); the blast gate subassembly includes intake valve (11), return-air valve (12) and exhaust valve (13), intake valve (11), return-air valve (12) and exhaust valve (13) comprise fixed bolster (15), motor (16) and blast gate (17), motor (16) are fixed on fixed bolster (15) for drive blast gate (17) rotate, the open or closed state of switching blast gate, make corresponding wind gap open or sealed.
2. The air dividing box of claim 1, wherein: the motor (16) is a stepping motor.
3. The air dividing box of claim 1, wherein: the upper part of the box body is provided with a lifting lug (3).
4. Use of a wind division box according to any of claims 1-3 in combination with a unidirectional flow new fan.
5. A fresh air system comprising the air dividing box of any one of claims 1 to 3, comprising the air dividing box, a fresh air blower (19), an air inlet three-way pipe (20), a fresh air valve (21), a connecting air pipe (22), a return air pipe (23), a return air pipe (24), an exhaust air pipe (25) and an internal circulation air supply pipe (26); wherein the air inlet (4) is connected with the fresh air fan (19) through a connecting air pipe (22); the air exhaust pipe (25) is connected with the air outlet (9); the internal circulation blast pipe (26) is connected with the internal circulation tuyere (10); the air return pipe (23) is connected with the indoor air inlet and outlet (6); the fresh air machine (19) is connected with the air inlet three-way pipe (20); the fresh air valve (21) is fixed on the air inlet three-way pipe (20); two ends of the return air pipe (24) are respectively connected with a return air inlet (7) and an air inlet three-way pipe (20) of the air distributing box.
6. The fresh air system of claim 5, wherein: the function of switching the air channel is achieved by opening and closing each air valve inside, the air supply pipe (23) can be used as a fresh air supply pipe in the air inlet mode, and can be used as an indoor return air pipe in the air exhaust and internal circulation modes.
7. Use of the fresh air system of claim 5 for achieving an air intake function.
8. Use of the fresh air system of claim 5 for carrying out an air venting function.
9. Use of the fresh air system of claim 5 to perform an internal circulation function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910781731.7A CN112413775A (en) | 2019-08-23 | 2019-08-23 | Fresh air distributing box with air channel switching device applied to fresh air system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910781731.7A CN112413775A (en) | 2019-08-23 | 2019-08-23 | Fresh air distributing box with air channel switching device applied to fresh air system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112413775A true CN112413775A (en) | 2021-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910781731.7A Pending CN112413775A (en) | 2019-08-23 | 2019-08-23 | Fresh air distributing box with air channel switching device applied to fresh air system |
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| CN (1) | CN112413775A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113623802A (en) * | 2021-08-26 | 2021-11-09 | 台州奇林环境设备有限公司 | Multiple air supply method |
| CN115234980A (en) * | 2022-05-01 | 2022-10-25 | Tcl空调器(中山)有限公司 | Fresh air assembly and fresh air conditioner |
-
2019
- 2019-08-23 CN CN201910781731.7A patent/CN112413775A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113623802A (en) * | 2021-08-26 | 2021-11-09 | 台州奇林环境设备有限公司 | Multiple air supply method |
| CN115234980A (en) * | 2022-05-01 | 2022-10-25 | Tcl空调器(中山)有限公司 | Fresh air assembly and fresh air conditioner |
| CN115234980B (en) * | 2022-05-01 | 2024-03-12 | Tcl空调器(中山)有限公司 | Fresh air component and fresh air conditioner |
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Application publication date: 20210226 |