CN204403464U - The unidirectional ventilation duct of a kind of body of wall - Google Patents
The unidirectional ventilation duct of a kind of body of wall Download PDFInfo
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- CN204403464U CN204403464U CN201520052748.6U CN201520052748U CN204403464U CN 204403464 U CN204403464 U CN 204403464U CN 201520052748 U CN201520052748 U CN 201520052748U CN 204403464 U CN204403464 U CN 204403464U
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- barge board
- ventilation duct
- bounding means
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Abstract
The utility model relates to the unidirectional ventilation duct of a kind of body of wall.Existing ventilation duct is bidirectional ventilated, and extraneous rainwater easily flows into from ventilation duct.The utility model comprises the body be set in body of wall, described body cross section is rounded, a barge board mated with described body cross section profile is provided with in it, be pivotably connected on the inwall of body by a rotating shaft in the middle part of described barge board, described inboard wall of tube body is provided with the bounding means of a restriction barge board to one-sided swing.By setting up barge board and bounding means realizes unidirectional ventilation function in original body, and then guarantee that indoor and outdoor air can only one-way flow, by arranging bounding means position, can effectively prevent outdoor vitiated air and toy from entering indoor, and guarantee that indoor air can be discharged smoothly, realize indoor air circulation.
Description
Technical field
The utility model relates to a kind of ventilation equipment, is specifically related to a kind of body of wall ventilation duct.
Background technique
Ventilation duct is often used to the airtight interior space, contributes to the air circulation in the interior space.Existing ventilation duct generally places and is arranged on body of wall, the indoor and outdoor spaces being positioned at body of wall both sides is led to, guarantees that indoor and outdoor air circulates.But existing breathing pipe is two-way ventilation, indoor air can flow to the exterior space by breathing pipe, outdoor air also can flow into the interior space by breathing pipe, in the environment that Outdoor Air Quality is poor, the breathing pipe two-way circulated can not meet people's user demand, and extraneous rainwater easily flows into indoor by ventilation duct, cause trouble.
Model utility content
In order to solve the deficiencies in the prior art, the utility model provides a kind of body of wall unidirectional ventilation duct.The ventilation duct of one-way ventilating is utilized to realize the restricted circulation of indoor and outdoor air.
The utility model realizes in the following manner: the unidirectional ventilation duct of a kind of body of wall, comprise the body be set in body of wall, described body cross section is rounded, a barge board mated with described body cross section profile is provided with in it, be pivotably connected on the inwall of body by a rotating shaft in the middle part of described barge board, described inboard wall of tube body is provided with the bounding means of a restriction barge board to one-sided swing.By setting up barge board and bounding means realizes unidirectional ventilation function in original body, and then guarantee that indoor and outdoor air can only one-way flow, by arranging bounding means position, can effectively prevent outdoor vitiated air and toy from entering indoor, and guarantee that indoor air can be discharged smoothly, realize indoor air circulation.Because barge board can only swing aside, effectively prevent outdoor toy from entering indoor by ventilation duct.
As preferably, described body outer side wall is provided with a ring flat-plate, and the body of described ring flat-plate side is planted and is fixed in body of wall, and the body of opposite side exposes to wall outer side and is bent to form a rain cover downwards.Ventilation duct utilizes ring flat-plate to be fixed on body of wall, when mounted, the body being positioned at ring flat-plate side is straight tube, directly be plugged in the hole offered in advance, and conflicted on wall outer side wall by ring flat-plate, ring flat-plate and body of wall affixed, effectively can prevent outdoor air from entering indoor by the slit flow between ventilation duct and body of wall, can also guarantee that ventilation duct is installed firmly; Be positioned at the glomerate rain cover of body bent of ring flat-plate opposite side, make body be positioned at port outside wall down, effectively prevent rainwater from entering indoor by ventilation duct.
As preferably, described barge board is pivotably connected in the middle part of body, and the inboard wall of tube body of described barge board near described rain cover side is provided with described bounding means, and described rotating shaft places and is connected to described barge board near described bounding means side.Barge board is divided into upper and lower by rotating shaft, and the upper dimension near bounding means side is less than lower dimension, and bounding means is positioned at described barge board top towards described rain cover side, realizes ventilation duct Unidirectional flow-limiting.
As preferably, described body outer side wall is provided with the ring flat-plate of the some fixed holes of a band, and described ring flat-plate along described body outer side wall around the home vertically.Described ring flat-plate coordinates realization to be fixed on body of wall by fastening piece and fixed hole, and described ring flat-plate and body outer side wall are at right angles arranged, effectively can coordinate the profile of body of wall and default hole, effectively avoid producing gap of leaking out more greatly between ventilation duct and body of wall hole.
As preferably, described bounding means is formed by described inboard wall of tube body upper side extension, comprises a confined planes mated with described barge board sidewall.Described bounding means is positioned at the upper wall surface of body, the barge board that confined planes swings with the wind for conflicting.
The beneficial effects of the utility model: by setting up barge board and bounding means realizes unidirectional ventilation function in original body, and then guarantee that indoor and outdoor air can only one-way flow, by arranging bounding means position, can effectively prevent outdoor vitiated air and toy from entering indoor, and guarantee that indoor air can be discharged smoothly, realize indoor air circulation.
Accompanying drawing explanation
Fig. 1 is the sectional structure schematic diagram of the utility model barge board when being in opening state;
Fig. 2 is the utility model perspective view;
Fig. 3 is the utility model stereochemical structure second schematic diagram;
Fig. 4 is the utility model using state structural representation;
Fig. 5 is the sectional structure schematic diagram of the utility model barge board when being in closed condition;
In figure: 1, body, 2, barge board, 3, bounding means, 4, ring flat-plate, 5, rain cover, 6, rotating shaft, 7, fixed hole, 8, confined planes.
Embodiment
Below in conjunction with specification drawings and specific embodiments, substantive distinguishing features of the present utility model is further described.
The unidirectional ventilation duct of a kind of body of wall as shown in Figure 1, be made up of the body 1 be set in body of wall, described body 1 cross section is rounded, a barge board 2 mated with described body 1 cross section profile is provided with in it, be pivotably connected on the inwall of body 1 by a rotating shaft 6 in the middle part of described barge board 2, described body 1 inwall is provided with the bounding means 3 of a restriction barge board 2 to one-sided swing; Described body 1 outer side wall is provided with a ring flat-plate 4, and the body 1 of described ring flat-plate 4 side is planted and is fixed in body of wall, and the body 1 of opposite side exposes to wall outer side and is bent to form a rain cover 5(downwards as shown in Figure 3); Described barge board 2 is pivotably connected in the middle part of body 1, and body 1 inwall of described barge board 2 near described rain cover 5 side is provided with described bounding means 3, and described rotating shaft 6 places and is connected to described barge board 2 near described bounding means 3 side; Described body 1 outer side wall is provided with the ring flat-plate 4(of the some fixed holes 7 of a band as shown in Figure 2), described ring flat-plate 4 is along described body 1 outer side wall around the home (as shown in Figure 4) vertically; Described bounding means 3 is formed by described body 1 inwall upper side extension, comprises a confined planes 8 mated with described barge board 2 sidewall.
In practical operation, when indoor air outwardly time, although the barge board 2 of rotating shaft 6 top and the bottom is all subject to active force, but the active force that larger-size bottom is subject to is greater than top active force, barge board 2 is swung centered by rotating shaft 6, now, due to barge board 2 rotary oscillation, barge board 2 top away from bounding means 3, can form the passage arranged for indoor air outward between bottom and body 1 madial wall; When outdoor air is to indoor moveable, the active force that larger-size bottom is subject to is greater than top active force, barge board 2 is made to have the trend swung centered by rotating shaft 6, barge board 2 is caused to rotate because limited 3, barge board 2 top stops, make can not form venting channels between barge board 2 and body 1 madial wall, effectively avoid flow of outside air to enter indoor.
In practical operation, described bounding means 3 is positioned at barge board 2 near described rain cover 5 side, indoor air is only allowed outwards to circulate for realizing, also can be arranged to described bounding means 3 and be positioned at barge board 2 described rain cover 5 side dorsad, outdoor air is allowed inwardly to circulate for realizing, user can be arranged according to different situations, all should be considered as specific embodiment of the utility model.
In practical operation, described bounding means 3 is preferably arranged on the upside of body 1 inwall, because rotating shaft 6 to be arranged on barge board 2 and near described bounding means 3, make with rotating shaft 6 as boundary, the upper dimension of barge board 2 is greater than lower dimension, except the effect that aforementioned suffered external forces difference drives barge board 2 to swing, also play the effect keeping barge board 2 can keep plumbness when not being subject to External Force Acting, because lower dimension is large, when material thickness is consistent, barge board 2 bottom weight is greater than top weight, under gravity, guarantee that barge board 2 is in plumbness all the time when not being subject to External Force Acting, air-flow path can not be formed between barge board 2 and body 1 madial wall.
In practical operation, the confined planes 8 of described bounding means 3 mates conflict (as shown in Figure 5) mutually with barge board 2 sidewall being in plumbness, guarantees that barge board 2 to default side swing rotary, and then can only realize one-way flow.
In practical operation, the two ends of described rotating shaft 6 place respectively be connected to described body 1 sidewall on.
Claims (5)
1. the unidirectional ventilation duct of body of wall, comprise the body (1) be set in body of wall, it is characterized in that described body (1) cross section is rounded, a barge board (2) mated with described body (1) cross section profile is provided with in it, described barge board (2) middle part is pivotably connected on the inwall of body (1) by a rotating shaft (6), and described body (1) inwall is provided with the bounding means (3) of a restriction barge board (2) to one-sided swing.
2. the unidirectional ventilation duct of a kind of body of wall according to claim 1, it is characterized in that described body (1) outer side wall is provided with a ring flat-plate (4), the body (1) of described ring flat-plate (4) side is planted and is fixed in body of wall, and the body (1) of opposite side exposes to wall outer side and is bent to form a rain cover (5) downwards.
3. the unidirectional ventilation duct of a kind of body of wall according to claim 2, it is characterized in that described barge board (2) is pivotably connected at body (1) middle part, body (1) inwall of described barge board (2) near described rain cover (5) side is provided with described bounding means (3), and described rotating shaft (6) places and is connected to described barge board (2) near described bounding means (3) side.
4. the unidirectional ventilation duct of a kind of body of wall according to claim 3, is characterized in that described body (1) outer side wall is provided with the ring flat-plate (4) of the some fixed holes of a band (7), and described ring flat-plate (4) along described body (1) outer side wall around the home vertically.
5. the unidirectional ventilation duct of a kind of body of wall according to claim 4, is characterized in that described bounding means (3) is formed by described body (1) inwall upper side extension, comprises a confined planes (8) mated with described barge board (2) sidewall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520052748.6U CN204403464U (en) | 2015-01-26 | 2015-01-26 | The unidirectional ventilation duct of a kind of body of wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520052748.6U CN204403464U (en) | 2015-01-26 | 2015-01-26 | The unidirectional ventilation duct of a kind of body of wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204403464U true CN204403464U (en) | 2015-06-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520052748.6U Active CN204403464U (en) | 2015-01-26 | 2015-01-26 | The unidirectional ventilation duct of a kind of body of wall |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109209005A (en) * | 2018-10-13 | 2019-01-15 | 冯艳 | A kind of ventilation rainproof formula intelligent building |
| CN110030656A (en) * | 2019-04-19 | 2019-07-19 | 哈尔滨蓝山环境技术开发有限公司 | A kind of plug-type built-in wall ventilator |
| CN110440378A (en) * | 2018-05-03 | 2019-11-12 | 建准电机工业股份有限公司 | The guide duct of ventilation device |
-
2015
- 2015-01-26 CN CN201520052748.6U patent/CN204403464U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110440378A (en) * | 2018-05-03 | 2019-11-12 | 建准电机工业股份有限公司 | The guide duct of ventilation device |
| CN109209005A (en) * | 2018-10-13 | 2019-01-15 | 冯艳 | A kind of ventilation rainproof formula intelligent building |
| CN109209005B (en) * | 2018-10-13 | 2020-03-03 | 广东中亿集团有限公司 | Ventilation rainproof type intelligent building |
| CN110030656A (en) * | 2019-04-19 | 2019-07-19 | 哈尔滨蓝山环境技术开发有限公司 | A kind of plug-type built-in wall ventilator |
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