CN210463442U - Fresh air circulating system - Google Patents
Fresh air circulating system Download PDFInfo
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- CN210463442U CN210463442U CN201921617728.3U CN201921617728U CN210463442U CN 210463442 U CN210463442 U CN 210463442U CN 201921617728 U CN201921617728 U CN 201921617728U CN 210463442 U CN210463442 U CN 210463442U
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Abstract
The utility model relates to a new trend circulation system belongs to air purification technical field. The utility model discloses mainly solve installation maintenance difficulty, the air supply effect that current new trend system exists poor, easily cause technical problem such as wasting of resources. The technical scheme of the utility model is that: a fresh air circulation system, wherein: comprises a fresh air fan, an air supply main pipe, an air distribution box, an air supply branch pipe, an air supply vertical pipe, a return air pipe and a return air fan; the air outlet of the fresh air fan is connected with the air inlet of the air distribution box through the main air supply pipe, the air outlet of the air distribution box is connected with the top air inlet of the vertical air supply pipe in each room through the air supply branch pipe, and the bottom air outlet of the vertical air supply pipe is communicated with the indoor space; the air inlet of the return air pipe is arranged at the top of the position far away from the air supply vertical pipe indoors, the air outlet of the return air pipe extends outdoors, and the return air fan is arranged on the return air pipe. The utility model has the advantages of low energy consumption, wide application range, low later maintenance cost, easy popularization and the like.
Description
Technical Field
The utility model belongs to the technical field of air purification, in particular to new trend circulation system.
Background
The fresh air circulating system is an independent air processing system consisting of an air supply system and an air exhaust system, and can form a fresh air flowing field indoors according to that fresh air is supplied indoors by special equipment at one side of a closed room and then is exhausted outdoors by the special equipment at the other side, thereby meeting the requirement of indoor fresh air ventilation. The system mainly comprises a pipeline type fresh air system and a pipeline-free fresh air system. The pipeline type fresh air system consists of a fresh air fan and pipeline accessories, outdoor air is purified by the fresh air fan and is led into a room, and indoor air is discharged through a pipeline; the ductless fresh air system is composed of a fresh air fan, and the fresh air fan is used for purifying outdoor air and guiding the outdoor air into a room.
There are many drawbacks in the current new trend circulation system installation, following with regard to the simple analysis of common new trend circulation system mounting structure on the market: the ground air supply structure adopts a ground flat pipe routing, an air outlet is generally arranged on a side wall or the ground, the ground flat pipe has the disadvantages that pipelines cannot be cleaned, the flat pipe can occupy the pipeline laying position of a ground heating pipe, the condition of uneven indoor temperature is easily caused, secondly, after the flat pipe is fixed on the ground, a floor can be laid on the flat pipe, once the pipeline is damaged and broken, the replacement and the treatment are very troublesome, and in addition, the air quantity loss of the flat pipe routing is very large, and the use effect is influenced; top air supply structure, this kind of structure market application is the most at present, but the shortcoming is very obvious, at first, the fresh air inlet of top air supply structure sets up on the ceiling, the amount of wind of general fresh air machine can not be very big, its static pressure is also not enough to send the high range of human frequent activity to the new trend from the high play of ceiling, therefore, the result of use is influenced greatly, secondly, top air supply structure means that the return air is in the top equally, if the return air distance of air supply is too close, or the wind gap is arranged inhomogeneously, it is very likely to cause the new trend in transportation process, directly by the condition that the return air siphoned away with indoor air mixed flow, the acting of new trend has been wasted so seriously, double work is half, influence user experience.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's shortcoming, provide a new trend circulation system, solve installation maintenance difficulty, the air supply effect that current new trend system exists poor, easily cause technical problem such as wasting of resources.
The utility model discloses a realize through following technical scheme:
a fresh air circulation system, wherein: comprises a fresh air fan, an air supply main pipe, an air distribution box, an air supply branch pipe, an air supply vertical pipe, a return air pipe and a return air fan;
the fresh air fan, the air supply main pipe and the air distribution box are arranged outdoors, and the air supply vertical pipes are respectively arranged in pipe grooves formed in side walls of each room indoors;
the air outlet of the fresh air fan is connected with the air inlet of the air distribution box through the main air supply pipe, the air outlet of the air distribution box is connected with the top air inlet of the vertical air supply pipe in each room through the air supply branch pipe, and the bottom air outlet of the vertical air supply pipe is communicated with the indoor space; the air inlet of the return air pipe is arranged at the top of the position far away from the air supply vertical pipe indoors, the air outlet of the return air pipe extends outdoors, and the return air fan is arranged on the return air pipe.
Furthermore, the air supply vertical pipe is a PE fresh air pipe with the diameter of 50mm, and the distance between an air outlet at the bottom of the air supply vertical pipe and the ground is 50-60 mm.
The utility model adopts the design structure of the top main pipe, the side wall slotting and the air distribution box, and uses the air distribution box to perform equivalent treatment on the fresh air inlet air quantity of each room, so that the air supply is uniform, and the condition of uneven air quantity can not occur; the air is discharged from the position 50-60mm away from the side wall, and the return air is taken at the highest point in the room, so that an indoor air duct replacement and ventilation mode can be created, and under the mode, an indoor working area can obtain higher air quality, higher thermal comfort and higher ventilation efficiency; under the condition of using the structure, the air volume of the fresh air can be independent of the fresh air standard, only a small amount of fresh air is needed to be used as a source for replacement ventilation, the use area far exceeding the rated air volume of the fresh air machine can be met, and great economic benefits are achieved. Compared with the prior art, the utility model has the advantages of the energy consumption is low, application scope is wide, the later maintenance cost is low, easily promote.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
As shown in fig. 1, a fresh air circulation system in this embodiment is provided, in which: comprises a fresh air fan 1, an air supply main pipe 2, an air distribution box 3, an air supply branch pipe 4, an air supply vertical pipe 5, a return air pipe 6 and a return air fan 7;
the fresh air blower 1, the air supply main pipe 2 and the air distribution box 3 are arranged outdoors, and the air supply vertical pipes 5 are respectively arranged in pipe grooves arranged on side walls of each room indoors;
an air outlet of the fresh air fan 1 is connected with an air inlet of the air distribution box 3 through an air supply main pipe 2, an air outlet of the air distribution box 3 is respectively connected with top air inlets of air supply vertical pipes 5 in each room through air supply branch pipes 4, and bottom air outlets of the air supply vertical pipes 5 are communicated with the indoor space; the air inlet of the air return pipe 6 is arranged at the top of the position far away from the air supply vertical pipe 5 indoors, the air outlet of the air return pipe 6 extends outdoors, and the air return fan 7 is arranged on the air return pipe 6.
Further, the air supply vertical pipe 5 is a PE fresh air pipe with the diameter of 50mm, and the distance between an air outlet at the bottom of the air supply vertical pipe 5 and the ground is 50-60 mm.
The utility model discloses a working process:
fresh air sent by the fresh air fan 1 reaches the air distribution box 3 through the air supply main pipe 2, is uniformly distributed by the air distribution box 3 and then is respectively sent to the air supply vertical pipes 5 of each room through the air supply branch pipes 4; the vertical air supply pipe 5 is used for supplying air at the position with the distance of 50-60mm from the ground, and the return air is supplied at the highest point in the room, so that the mode of replacing the air duct in the ventilation room can be created.
The vertical air supply pipe 5 supplies air at a low speed at the lower part of a room, the air flow slowly moves upwards in a state of a piston flow similar to a laminar flow, and when the air flow reaches a certain height, a turbulent flow phenomenon is generated under the influence of a heat source and a top plate, so that a turbulent flow area is generated. The airflow generates a thermal stratification phenomenon, and two areas occur: the lower one-way flow area has an obvious vertical temperature gradient and concentration gradient, while the upper turbulent flow mixing area has a uniform temperature field and concentration field which are close to the temperature and pollutant concentration of the exhaust air.
As the present invention may be embodied in several forms without departing from the spirit or essential characteristics thereof, it should also be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its scope as defined in the appended claims, and therefore all changes and modifications that fall within the meets and bounds of the claims, or equivalences of such meets and bounds are therefore intended to be embraced by the appended claims.
Claims (2)
1. A new trend circulation system which characterized in that: comprises a fresh air fan (1), a main air supply pipe (2), an air distribution box (3), an air supply branch pipe (4), an air supply vertical pipe (5), a return air pipe (6) and a return air fan (7);
the fresh air machine (1), the air supply main pipe (2) and the air distribution box (3) are arranged outdoors, and the air supply vertical pipes (5) are respectively arranged in pipe grooves formed in side walls of indoor rooms;
an air outlet of the fresh air fan (1) is connected with an air inlet of the air distribution box (3) through the air supply main pipe (2), an air outlet of the air distribution box (3) is connected with top air inlets of air supply vertical pipes (5) in each room through air supply branch pipes (4), and bottom air outlets of the air supply vertical pipes (5) are communicated with the indoor space; the air inlet of the air return pipe (6) is arranged at the top of the position far away from the air supply vertical pipe (5) indoors, the air outlet of the air return pipe (6) extends outdoors, and the air return fan (7) is arranged on the air return pipe (6).
2. A fresh air circulation system as claimed in claim 1, wherein: the air supply vertical pipe (5) is a PE fresh air pipe with the diameter of 50mm, and the distance between an air outlet at the bottom of the air supply vertical pipe (5) and the ground is 50-60 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921617728.3U CN210463442U (en) | 2019-09-26 | 2019-09-26 | Fresh air circulating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921617728.3U CN210463442U (en) | 2019-09-26 | 2019-09-26 | Fresh air circulating system |
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| Publication Number | Publication Date |
|---|---|
| CN210463442U true CN210463442U (en) | 2020-05-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921617728.3U Active CN210463442U (en) | 2019-09-26 | 2019-09-26 | Fresh air circulating system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112178853A (en) * | 2020-10-16 | 2021-01-05 | 台州学院 | Indoor multichannel new trend system |
| CN114777257A (en) * | 2022-04-20 | 2022-07-22 | 上海伯涵热能科技有限公司 | Exhaust system with buffer function |
-
2019
- 2019-09-26 CN CN201921617728.3U patent/CN210463442U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112178853A (en) * | 2020-10-16 | 2021-01-05 | 台州学院 | Indoor multichannel new trend system |
| CN114777257A (en) * | 2022-04-20 | 2022-07-22 | 上海伯涵热能科技有限公司 | Exhaust system with buffer function |
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