CN219199381U

CN219199381U - Ventilation structure of passive house

Info

Publication number: CN219199381U
Application number: CN202223439805.5U
Authority: CN
Inventors: 韩飞; 刘磊; 宋斌磊; 孙泽坤; 张俊; 赵景宇; 刘清
Original assignee: Sino German Ecological Park Passive Building Technology Co ltd
Current assignee: Sino German Ecological Park Passive Building Technology Co ltd
Priority date: 2022-12-22
Filing date: 2022-12-22
Publication date: 2023-06-16
Anticipated expiration: 2032-12-22

Abstract

The utility model relates to the technical field of indoor air conditioning, and provides a ventilation structure of a passive house, which comprises an air suction box, a ventilation box and a ventilation box, wherein the air suction box is fixedly arranged at the top of a house body; the side surface of the suction box is communicated with a plurality of suction branch pipes, and the other end of each suction branch pipe is communicated with the inside of the house body; the air suction straight pipe is rotatably arranged at the top of the air suction box; the air suction bent pipe is fixedly connected with the air suction straight pipe, and the upper port of the air suction bent pipe and the horizontal surface form a preset angle. Therefore, the utility model utilizes the external air flow to cause negative pressure to suck the indoor air to realize real-time ventilation, has no energy consumption and is not limited by the outdoor weather condition. The ventilation process is stable and soft, so that the indoor environment is kept better all the time.

Description

Ventilation structure of passive house

Technical Field

The utility model belongs to the technical field of indoor air conditioning, and particularly relates to a ventilation structure of a passive house.

Background

The indoor space is relatively closed, and air needs to be introduced with the outside to keep the indoor air fresh.

A common way is direct fenestration ventilation. This approach, while simple and straightforward, is problematic. In order to achieve ventilation effect, windows on both the south side and the north side are opened to generate air convection; in the air duct position, the air flow is smooth, but the body feeling is cold; the position of the non-air channel is not smooth, and long ventilation time is required; if the weather is windy, the ventilation can not be performed.

The indoor installation of the air extraction equipment can reduce the window opening amplitude and improve the ventilation effect. However, in order to ensure the ventilation effect, the power of the air extraction device needs to be matched with the indoor area, and the general kitchen range hood cannot meet the requirements. In addition, indoor ventilation is required every day, so that more electric energy is consumed after long-term use.

In summary, it is clear that the prior art has inconvenience and defects in practical use, so that improvement is needed.

Disclosure of Invention

The utility model solves the technical problems of nonuniform indoor ventilation and high energy consumption. The air in the room is sucked by negative pressure caused by external air flow to realize real-time ventilation, so that the air conditioner has no energy consumption and is not limited by outdoor weather conditions. The ventilation process is stable and soft, so that the indoor environment is kept better all the time.

In order to solve the problems, the utility model provides a ventilation structure of a passive house, which comprises an air suction box, a ventilation box and a ventilation box, wherein the air suction box is fixedly arranged at the top of a house body; the side surface of the suction box is communicated with a plurality of suction branch pipes, and the other end of each suction branch pipe is communicated with the inside of the house body;

the air suction straight pipe is rotatably arranged at the top of the air suction box;

the air suction bent pipe is fixedly connected with the air suction straight pipe, and the upper port of the air suction bent pipe and the horizontal surface form a preset angle.

According to the ventilation structure of the passive house, the top of the suction box is fixedly provided with the straight sleeve, and the suction straight pipe is rotationally sleeved with the straight sleeve.

According to the ventilation structure of the passive house, the pipe body of the air suction elbow is connected with the air inlet branch pipe, and the air inlet branch pipe is connected with the air inlet cover.

According to the ventilation structure of the passive house, the air inlet branch pipe forms an inclination angle of 30-45 degrees with the vertical direction.

According to the ventilation structure of the passive house, the outer wall of the air suction elbow is fixedly provided with the guide plate; the deflector is positioned at the opposite side of the air inlet branch pipe.

According to the ventilation structure of the passive house, the section of the air suction elbow is elliptical, and the air inlet branch pipe and the guide plate are respectively positioned on the pipe walls at the two ends of the major axis of the ellipse.

According to the ventilation structure of the passive house, two guide plates are symmetrically distributed on two sides of the major axis of the ellipse.

According to the ventilation structure of the passive house, the side wall of the house body is provided with the air inlet hole.

According to the ventilation structure of the passive house, the air inlet holes are formed in positions close to a roof; the side wall of the house body is fixedly connected with a guide plate which is positioned in the house and is vertically arranged; the length of the guide plate in the vertical direction is 80-150cm; a vertical air channel is formed between the guide plate and the side wall of the house body, and two sides of the vertical air channel are respectively provided with a side baffle plate.

According to the ventilation structure of the passive house, the filter screen is arranged at the air inlet.

In conclusion, the utility model utilizes the external air flow to cause negative pressure to suck the indoor air to realize real-time ventilation, has no energy consumption and is not limited by outdoor weather conditions. The ventilation process is stable and soft, so that the indoor environment is kept better all the time.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure in the direction B in FIG. 1;

FIG. 3 is a schematic view of an embodiment of the area A in FIG. 1;

FIG. 4 is a schematic view of an embodiment of the area A in FIG. 1;

FIG. 5 is a schematic view of the structure in the direction D-D in FIG. 4;

FIG. 6 is a schematic view of the structure of the region B in FIG. 1;

in the figure: 1-an air suction box, 11-an air suction branch pipe and 12-a straight sleeve; 2-an air suction straight pipe, 21-an air suction bent pipe, 22-an air inlet branch pipe, 23-an air inlet cover and 24-a steering plate; 3-an air inlet, 31-a filter screen and 32-a guide plate; 100-house body.

Detailed Description

Referring to FIG. 1, the present utility model provides a ventilation structure of a passive house, comprising

The suction box 1 is fixedly arranged at the top of the house body 100; referring to fig. 2 again, the side surface of the suction box 1 is communicated with a plurality of suction branch pipes 11, and the other end of each suction branch pipe 11 is communicated with the inside of the house 100;

referring to fig. 3, the air suction straight tube 2 is rotatably arranged at the top of the air suction box 1;

preferably, the top of the suction box 1 is fixedly provided with a straight sleeve 12, and the suction straight pipe 2 is rotationally sleeved with the straight sleeve 12; as an embodiment, the straight extraction pipe 2 is connected to the straight sleeve 12 by means of bearings or a rotating support.

The air extraction bent pipe 21 is fixedly connected with the air extraction straight pipe 2, and the upper port of the air extraction bent pipe and the horizontal surface form a preset angle; when wind blows from the upper port of the air extraction bent pipe 21, the air pressure at the position is reduced, so that negative pressure is generated in the pipe, and air in the room 100 is extracted, thereby realizing ventilation in the room.

The angle of the upper port of the present utility model is not more than 45 deg., preferably 35-45 deg. to the horizontal plane.

Each air suction branch pipe 11 can be respectively communicated with each room in the house from the roof, so that each room can be ventilated independently. The utility model has less ventilation quantity, and no obvious air flow in the house; and the temperature in the room can not be rapidly increased or reduced.

The utility model utilizes the external air flow to cause negative pressure to suck the air in the room to realize real-time ventilation, has no energy consumption and is not limited by the weather condition of the room. The ventilation process is stable and soft, so that the indoor environment is kept better all the time.

Preferably, in order to increase the negative pressure of air extraction, an air inlet branch pipe 22 is connected to the pipe body of the air extraction bent pipe 21, and the air inlet branch pipe 22 is connected with an air inlet cover 23; external air flow is blown in from the air inlet branch pipe 22 and flows out from the opening end of the air extraction bent pipe 21, and negative pressure is generated in the air extraction straight pipe 2;

referring to fig. 4, further, the intake manifold 22 is inclined at an angle of 30-45 ° to the vertical; the negative pressure in the air suction straight pipe 2 is increased.

When the external wind direction changes, the air suction bent pipe 21 is driven by wind force to rotate the air suction straight pipe 2 until the air inlet branch pipe 22 is opposite to the wind direction, and the negative pressure degree in the air suction straight pipe 2 is maintained.

Referring to fig. 5, as an embodiment, a baffle 32 is fixed on the outer wall of the air extraction elbow 21; the deflector 32 is located on the opposite side of the intake manifold 22; when the external wind direction changes, the steering is easier in time.

Further, the section of the pipe body of the air extraction elbow 21 is elliptical, and the air inlet branch pipe 22 and the guide plate 32 are respectively positioned on the pipe walls at two ends of the major axis of the ellipse; more preferably, the number of the guide plates 32 is two, and the guide plates are symmetrically distributed on two sides of the major axis of the ellipse, so that the stability of the state is maintained when the air inlet branch pipe 22 faces the wind direction.

More preferably, referring to fig. 6, the side wall of the house body 100 is provided with an air inlet hole 3; outside air is pumped into the room through the air inlet hole 3, and ventilation in the room can be realized on the premise of not opening the window. One or more air inlets 3 can be independently formed in each room in the house to meet the ventilation requirement.

Further, the air inlet hole 3 is arranged at a position close to the roof; the side wall of the house body 100 is fixedly connected with a deflector 32 which is positioned in the house and is vertically arranged; the length of the guide plate 32 in the vertical direction is 80-150cm; a vertical air channel is formed between the guide plate 32 and the side wall of the house body 100, and two sides of the vertical air channel are respectively provided with a side baffle. After the outside air enters, the outside air flows out from the bottom of the vertical air duct, so that indoor people can breathe fresh air directly, and the comfort is improved.

Preferably, a filter screen 31 is arranged at the air inlet hole 3 to block sundries.

In summary, the utility model provides a ventilation structure of a passive house, which utilizes external air flow to cause negative pressure to suck indoor air to realize real-time ventilation, has no energy consumption and is not limited by outdoor weather conditions. The ventilation process is stable and soft, so that the indoor environment is kept better all the time.

Of course, the present utility model is capable of other various embodiments and its several details are capable of modification and variation in light of the present utility model, as will be apparent to those skilled in the art, without departing from the spirit and scope of the utility model as defined in the appended claims.

Claims

1. A ventilation structure of a passive house is characterized by comprising

The suction box is fixedly arranged at the top of the house body; the side surface of the suction box is communicated with a plurality of suction branch pipes, and the other end of each suction branch pipe is communicated with the inside of the house body;

2. The structure of claim 1, wherein the top of the suction box is fixedly provided with a straight sleeve, and the suction straight tube is rotatably sleeved with the straight sleeve.

3. The structure of claim 2, wherein the air-extracting elbow is connected with an air-intake branch pipe on the pipe body, and the air-intake branch pipe is connected with an air-intake cover.

4. A passive housing ventilation structure according to claim 3, wherein the air intake branch pipe is inclined at an angle of 30-45 ° to the vertical.

5. The ventilation structure of the passive house as claimed in claim 3, wherein a deflector is fixedly arranged on the outer wall of the air extraction elbow; the deflector is positioned at the opposite side of the air inlet branch pipe.

6. The structure of claim 5, wherein the cross-section of the air-extracting elbow is elliptical, and the air-intake branch pipe and the deflector are respectively positioned on the pipe walls at two ends of the major axis of the ellipse.

7. The structure of claim 6, wherein the number of the flow guide plates is two, and the flow guide plates are symmetrically distributed on two sides of the major axis of the ellipse.

8. The structure according to any one of claims 1 to 7, wherein the side wall of the house body is provided with an air inlet.

9. The structure for ventilating a passive housing as set forth in claim 8, wherein the air intake hole is opened at a position close to the roof; the side wall of the house body is fixedly connected with a guide plate which is positioned in the house and is vertically arranged; the length of the guide plate in the vertical direction is 80-150cm; a vertical air channel is formed between the guide plate and the side wall of the house body, and two sides of the vertical air channel are respectively provided with a side baffle plate.

10. The structure of claim 9, wherein the air intake is provided with a filter screen.