CN211451285U - Energy-saving indoor exhaust device - Google Patents
Energy-saving indoor exhaust device Download PDFInfo
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- CN211451285U CN211451285U CN201821900095.2U CN201821900095U CN211451285U CN 211451285 U CN211451285 U CN 211451285U CN 201821900095 U CN201821900095 U CN 201821900095U CN 211451285 U CN211451285 U CN 211451285U
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Abstract
The utility model discloses an energy-saving indoor exhaust device, which comprises a transverse air duct attached outside a wall body or a roof and an intermediate air duct penetrating through the wall body or the roof and communicating with the interior of the room, wherein two ends of the transverse air duct are communicated with each other, one end of the transverse air duct is a first air duct, the other end of the transverse air duct is a second air duct, and the intermediate air duct is communicated with the intermediate air duct; one end of the first air duct or/and the second air duct, which is connected with the middle air duct, is provided with a gradually-reduced air inlet; with the help of the structure, the utility model discloses exhaust apparatus is at the during operation, and outdoor wind gets into from first wind channel, and the wind speed accelerates and atmospheric pressure diminishes during the air intake of convergent, and the atmospheric pressure grow in middle wind channel forms the atmospheric pressure difference and can be with the indoor gas suction in middle wind channel, and the wind in first wind channel and the wind in middle wind channel discharge from the second wind channel in the lump, utilizes outside natural wind to form the atmospheric pressure difference and realizes automatic real-time exhaust effect, need not to install power structure, and is more energy-concerving and environment-protective.
Description
Technical Field
The utility model relates to an indoor exhaust apparatus especially indicates an energy-conserving indoor exhaust apparatus.
Background
If no ventilation is performed in indoor places, factory buildings and other places (particularly in windowless rooms such as kitchens, toilets and the like), a lot of harmful gas is often generated, and the harmful gas environment also affects the health of people; at present, some household rooms are generally subjected to window opening ventilation, some household rooms are also provided with an exhaust fan or an air conditioner and the like to perform indoor ventilation, and the exhaust fan or the air conditioner is provided with a power mechanism and needs to consume electric energy; exhaust fan or air conditioner circular telegram just carry out the work of exhausting when opening, just can't exhaust work when not opening, not only consume the electric energy, not energy-concerving and environment-protective, can not exhaust in real time moreover, often have the exhaust gas to stagnate indoor, exhaust effect is not good.
In view of the above, the present inventors have made extensive conceptions for various defects and inconveniences caused by the imperfect design of the indoor exhaust structure, and have developed and designed the present invention by actively researching, improving and trying on the defects and inconveniences.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an energy-conserving indoor exhaust apparatus utilizes outside natural wind to form the air pressure difference through exhaust apparatus's wind channel and realizes automatic real-time exhaust effect, need not to install power structure, more energy-concerving and environment-protective.
In order to achieve the above purpose, the solution of the present invention is:
an energy-saving indoor exhaust device comprises a transverse air duct attached to the outside of a wall or a roof and an intermediate air duct penetrating through the wall or the roof and communicating with the inside of a room, wherein two ends of the transverse air duct are communicated with each other, one end of the transverse air duct is a first air duct, the other end of the transverse air duct is a second air duct, and the middle of the transverse air duct is communicated with the intermediate air duct; one end of the first air duct or/and the second air duct, which is connected with the middle air duct, is provided with a gradually-reduced air inlet.
The air inlet is provided with an inclined side wall close to one side of the middle air duct and a linear side wall far away from one side of the middle air duct.
The inclined side wall is inclined from one side of the first air duct or/and the second air duct close to the wall or the roof to the side far away from the wall or the roof, and one end of the inclined side wall, which is connected with the middle air duct, is positioned in the middle air duct.
And a gradually expanding section connected with the inclined side wall is arranged at one end of the middle air duct connected with the air inlet.
The inclined side walls form V-shaped grooves at the outer sides of the first air duct and the second air duct, or the inclined side walls form V-shaped side walls at the outer sides of the first air duct and the second air duct.
And the open ends of the first air duct and/or the second air duct are respectively provided with outwards gradually expanded horn openings.
The middle air duct is communicated with a plurality of first air ducts and second air ducts, and the first air ducts and the second air ducts are circumferentially distributed at one end of the middle air duct.
The transverse air duct is a linear air duct.
An air duct with an included angle is formed between the first air duct and the second air duct.
The middle air duct is vertically arranged on the transverse air duct.
The open ends of the first air duct, the second air duct and the middle air duct are all provided with a breathable protective cover plate.
After the structure is adopted, the exhaust device of the utility model is arranged on a wall body or a roof to work, outdoor air can enter from the first air channel, under the condition that the air quantity is not changed when passing through the gradually reduced air inlet, the air speed is accelerated and the air pressure is reduced, the air pressure in the middle air channel communicated with the first air channel is relatively higher, the formed air pressure difference can suck out the indoor air in the middle air channel, and the air in the first air channel and the air in the middle air channel are discharged from the second air channel; according to the Bernoulli equation relation of the fluid, the automatic real-time exhaust effect is realized by utilizing the air pressure difference formed by external natural wind, a power structure is not required to be installed, and the energy-saving and environment-friendly effects are achieved; wherein first wind channel, second wind channel all are provided with the convergent air intake, and wind can get into and flow out from the second wind channel from first wind channel, perhaps wind can get into and flow out from first wind channel from the second wind channel, as long as form the air pressure differential at middle wind channel and horizontal wind channel connecting end, can be with the indoor wind discharge in the middle wind channel.
Drawings
Fig. 1 is a schematic cross-sectional view of an energy-saving indoor exhaust device of the present invention;
fig. 2 is a schematic cross-sectional view of another energy-saving indoor exhaust device of the present invention;
FIG. 3 is a schematic cross-sectional view of another energy-saving indoor exhaust device of the present invention;
fig. 4 is a schematic structural view of the exhaust device of the present invention having a plurality of transverse air ducts.
Description of the symbols
Inclined side wall 131 of air inlet 13
Horn opening 14 buffers 15.
Detailed Description
In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following embodiments.
Referring to fig. 1 to 3, the present invention discloses an energy-saving indoor exhaust device, which includes a transverse air duct 1 attached to a wall 10 or a roof and an intermediate air duct 2 penetrating the wall 10 or the roof and communicating with the indoor space, wherein two ends of the transverse air duct 1 are communicated with each other, one end of the transverse air duct is a first air duct 11, the other end of the transverse air duct is a second air duct 12, and the intermediate air duct 2 is communicated with the intermediate air duct; one end of the first air duct 11 or/and the second air duct 12 connected with the middle air duct 2 is formed with a tapered air inlet 13.
The utility model discloses when exhaust apparatus installs wall body 10 or roof during operation, outdoor wind can get into from first wind channel 11, under the unchangeable condition of amount of wind when the air intake 13 of convergent, the wind speed accelerates and atmospheric pressure diminishes, the atmospheric pressure in the middle wind channel 2 that communicates with first wind channel 11 is higher relatively, form the atmospheric pressure difference and can suck the indoor gas in middle wind channel 2 out, and the wind of first wind channel 11 and the wind of middle wind channel 2 discharge from second wind channel 12 together; according to the Bernoulli equation relation of the fluid, the automatic real-time exhaust effect is realized by utilizing the air pressure difference formed by external natural wind, a power structure is not required to be installed, and the energy-saving and environment-friendly effects are achieved; the first air duct 11 and the second air duct 12 are both provided with tapered air inlets 13, air can enter from the first air duct 11 and flow out from the second air duct 12, or air can enter from the second air duct 12 and flow out from the first air duct 11, and as long as an air pressure difference is formed at the connecting end of the middle air duct 2 and the transverse air duct 1, indoor air in the middle air duct 2 can be exhausted; the exhaust device can be arranged in any space needing exhaust, such as a room wall, a roof or a vehicle roof and the like; especially when the air exhausting device is assembled in a bedroom, the air exhausting device can be assembled at the bottom of the wall body, and the foul air sinking to the bottom can be exhausted.
The air inlet 13 of the present invention has an inclined side wall 131 close to one side of the middle air duct 2 and a straight side wall 132 far from one side of the middle air duct 2 (as shown in fig. 1, 2 and 3); the inclined side wall 131 is arranged to reduce the cross-sectional area of the air inlet 13, so that the air flows towards the linear side wall 132 and the flow rate is increased, the air pressure is reduced, an air pressure difference is formed between the air inlet 13 and the middle air duct 2, and the indoor air in the middle air duct 2 is pumped into the transverse air duct 1 and is exhausted to the outside; however, the straight side wall 132 may reduce resistance, and facilitate the wind entering from the first wind tunnel 11 to smoothly flow out of the second wind tunnel 12.
The utility model discloses a slope lateral wall 131 is close to wall 10 or roof side by first wind channel 11 or/and second wind channel 12 and inclines to keeping away from wall 10 or roof side (as shown in fig. 1, fig. 2, fig. 3), and wind gets into from first wind channel 11 or second wind channel 12, and when the air intake 13 through the convergent, receive slope lateral wall 131 to block and redirect, let wind paste first wind channel 11 or second wind channel 12 and keep away from wall or roof side flow, can make the indoor wind of middle wind channel 2 receive the atmospheric pressure difference and flow to horizontal passageway 1 and converge outdoor wind and be discharged by second wind channel 12 or first wind channel 11 together; but also can prevent outdoor wind from flowing backward into the room as much as possible, and has better exhaust effect.
The utility model discloses a slope lateral wall 131 is connected one end with middle wind channel 2 and is not extended in the port of middle wind channel 2 and horizontal wind channel 1 intercommunication, can avoid the flow of the horizontal wind channel 1 of indoor wind direction in the middle wind channel 2 that slope lateral wall 131 sheltered from.
The utility model discloses a middle wind channel 2 is provided with the divergent section 21 (as shown in fig. 2, fig. 3) of being connected with slope lateral wall 131 connecting air intake 13 one end. The gradually expanding section 21 and the inclined side wall 131 form a gradually expanding section 21 and a gradually reducing air inlet 13 which are connected together at the connecting part of the transverse air duct 1 and the middle air duct 2, and when indoor air passes through the gradually expanding section 21, the cross-sectional area is increased, the air speed is reduced, and the air pressure is increased; when outdoor air passes through the gradually-reduced air inlet 13, the cross-sectional area is reduced, the air speed is increased, the air pressure is reduced, the difference between the internal air pressure and the external air pressure is further increased, the air suction effect is enhanced, and the outdoor air flow is prevented from flowing backwards into the room.
The inclined side wall 131 of the present invention forms a V-shaped groove (as shown in fig. 1 and 2) outside the first air duct 11 and the second air duct 12; or the inclined side wall 131 forms a V-shaped side wall (as shown in fig. 3) at the outer side of the first air duct 11 and the second air duct 12, and the V-shaped side wall fills the gap that the inclined side wall 131 inclines inwards, so that the first air duct 11 or the second air duct 12 is flat and can be combined with a wall body more conveniently, natural wind flowing and redirected to be attached to the wall/roof due to the head-on of the wall/roof of a building can enter the first air duct 11 more easily, and the exhaust effect is better.
The open ends of the first air duct 11 and/or the second air duct 12 of the present invention are respectively provided with outwardly diverging horn openings 14 (as shown in fig. 2 and 3); the horn opening 14 can facilitate more outdoor air to enter the first air duct 11 or the second air duct 12; more indoor wind can be discharged.
The middle air duct 2 of the present invention is connected with a plurality of the first air ducts 11 and the second air ducts 12, and the first air ducts 11 and the second air ducts 12 are circumferentially distributed at one end of the middle air duct 2 (as shown in fig. 4); the plurality of first air ducts 11 and the plurality of second air ducts 12 are applicable to wind in different directions, and wind can be guaranteed to enter the transverse air duct 1 regardless of wind in any direction, so that the effect of exhausting air in any wind direction is achieved.
The transverse air duct 1 of the utility model is a linear air duct, i.e. the first air duct 11 and the second air duct 12 are positioned on the same axial direction; when the wind direction of outdoor wind is a straight line and enters the transverse wind channel 1 through the first wind channel 11 or the second wind channel 12, the first wind channel 11 and the second wind channel 12 which are matched into the straight line type reduce resistance, the wind direction flow channel is smoother, and the exhaust effect is better; or an air duct with an included angle is formed between the first air duct 11 and the second air duct 12; when the wind direction of outdoor wind is not a straight line, the first wind channel 11 and the second wind channel 12 with included angles can also reduce resistance, the wind direction flow channel is smoother, and the exhaust effect is better.
The middle air duct 2 of the utility model is vertically arranged on the transverse air duct 1; pipelines are arranged on most walls, the middle air duct 2 can be directly arranged in the pipelines in a penetrating way, and the transverse air duct 1 can be arranged close to the walls; the wall body is convenient to assemble on the wall body; although there are many roofs that are inclined or uneven, the intermediate ducts 2 may not be perpendicular to the transverse ducts 1.
The open ends of the first air duct 11, the second air duct 12 and the middle air duct 2 of the utility model are all provided with a ventilating protective cover plate; the opening ends of the first air duct 11, the second air duct 12 and the middle air duct 2 can be prevented from being blocked by articles, and air can not smoothly flow in the exhaust device, so that smooth exhaust is ensured.
The utility model discloses an adopt rotary type fixed connection between middle wind channel 2 and wall body 10 or the roof, under the wind-force change condition, can rotate the open end in first wind channel 11 or second wind channel 12 to unanimous with the wind direction, regardless of the wind of any direction, can both guarantee windy entering horizontal wind channel, realize real-time exhaust effect.
The utility model can also be provided with a fixed structure between the transverse air duct 1 and the wall 10 or the roof; for example, a locking piece is arranged between the side walls of the first air duct 11 and the second air duct 12 and the wall 10 or the roof for fixing, so that the exhaust device is conveniently fixed on the wall 10 or the roof; the wall body is provided with a through hole for inserting the middle air duct 2, a plurality of elastic hook parts capable of hooking and buckling the through hole are arranged on the side wall of the first air duct 11 and the second air duct 12 connected with the middle air duct 2, one end of each elastic hook part is a fixed part fixed on the outer side surface of the inclined side wall, the other end of each elastic hook part is a hook part, and a spring is connected between each hook part and the fixed part.
The utility model discloses a lateral clearance is provided with the buffer layer 15 by mutual leaning on of the transverse air duct 1 and the wall body 10 or the roof, the buffer layer 15 can be made of buffer materials such as foam adhesive, not only can play a role in buffering, but also has a certain bonding effect, and can fix the exhaust device on the wall body; the air inlet of convergent forms V type groove at the lateral surface, the buffer layer is filled V type groove.
The above embodiments and drawings do not limit the form and style of the present invention, and any suitable changes or modifications made by those skilled in the art should not be considered as departing from the scope of the present invention.
Claims (10)
1. An energy-conserving indoor exhaust apparatus which characterized in that: the air conditioner comprises a transverse air duct attached to the outside of a wall or a roof and an intermediate air duct penetrating through the wall or the roof and communicating with the inside of a room, wherein two ends of the transverse air duct are mutually communicated, one end of the transverse air duct is a first air duct, the other end of the transverse air duct is a second air duct, and the middle of the transverse air duct is communicated with the intermediate air duct; one end of the first air duct or/and the second air duct, which is connected with the middle air duct, is provided with a gradually-reduced air inlet.
2. The energy-saving indoor exhaust apparatus according to claim 1, wherein: the air inlet is provided with an inclined side wall close to one side of the middle air duct and a linear side wall far away from one side of the middle air duct.
3. The energy-saving indoor exhaust apparatus according to claim 2, wherein: the inclined side wall is inclined from the side of the first air duct or/and the second air duct close to the wall or the roof to the side far away from the wall or the roof.
4. The energy-saving indoor exhaust apparatus according to claim 2, wherein: and a gradually expanding section connected with the inclined side wall is arranged at one end of the middle air duct connected with the air inlet.
5. The energy-saving indoor exhaust apparatus according to claim 2, wherein: the inclined side walls form V-shaped grooves at the outer sides of the first air duct and the second air duct, or the inclined side walls form V-shaped side walls at the outer sides of the first air duct and the second air duct.
6. The energy-saving indoor exhaust apparatus according to claim 1, wherein: and the open ends of the first air duct and/or the second air duct are respectively provided with outwards gradually expanded horn openings.
7. The energy-saving indoor exhaust apparatus according to claim 1, wherein: the middle air duct is communicated with a plurality of first air ducts and second air ducts, and the first air ducts and the second air ducts are circumferentially distributed at one end of the middle air duct.
8. The energy-saving indoor exhaust apparatus according to claim 1, wherein: the transverse air duct is a linear air duct, or an air duct with an included angle is formed between the first air duct and the second air duct.
9. The energy-saving indoor exhaust apparatus according to claim 1, wherein: the middle air duct is vertically arranged on the transverse air duct.
10. The energy-saving indoor exhaust apparatus according to claim 1, wherein: the open ends of the first air duct, the second air duct and the middle air duct are all provided with a breathable protective cover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821900095.2U CN211451285U (en) | 2018-11-19 | 2018-11-19 | Energy-saving indoor exhaust device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821900095.2U CN211451285U (en) | 2018-11-19 | 2018-11-19 | Energy-saving indoor exhaust device |
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| Publication Number | Publication Date |
|---|---|
| CN211451285U true CN211451285U (en) | 2020-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821900095.2U Active CN211451285U (en) | 2018-11-19 | 2018-11-19 | Energy-saving indoor exhaust device |
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| CN (1) | CN211451285U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112097360A (en) * | 2020-09-22 | 2020-12-18 | 铜陵学院 | Building energy-saving ventilation equipment |
| CN112834292A (en) * | 2021-03-03 | 2021-05-25 | 河南可人科技有限公司 | Sampling device for high-altitude air detection |
| CN117704544A (en) * | 2024-02-04 | 2024-03-15 | 中国建筑设计研究院有限公司 | Natural ventilation energy-saving system for large building space |
-
2018
- 2018-11-19 CN CN201821900095.2U patent/CN211451285U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112097360A (en) * | 2020-09-22 | 2020-12-18 | 铜陵学院 | Building energy-saving ventilation equipment |
| CN112097360B (en) * | 2020-09-22 | 2022-05-03 | 铜陵学院 | Building energy-saving ventilation equipment |
| CN112834292A (en) * | 2021-03-03 | 2021-05-25 | 河南可人科技有限公司 | Sampling device for high-altitude air detection |
| CN117704544A (en) * | 2024-02-04 | 2024-03-15 | 中国建筑设计研究院有限公司 | Natural ventilation energy-saving system for large building space |
| CN117704544B (en) * | 2024-02-04 | 2024-05-28 | 中国建筑设计研究院有限公司 | Natural ventilation energy-saving system for large building space |
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