CN117146352A - Energy-saving ventilation equipment for high-rise building - Google Patents
Energy-saving ventilation equipment for high-rise building Download PDFInfo
- Publication number
- CN117146352A CN117146352A CN202311251962.XA CN202311251962A CN117146352A CN 117146352 A CN117146352 A CN 117146352A CN 202311251962 A CN202311251962 A CN 202311251962A CN 117146352 A CN117146352 A CN 117146352A
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- impeller
- outer frame
- ring
- rise building
- driving mechanism
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- 238000009423 ventilation Methods 0.000 title claims abstract description 32
- 230000007246 mechanism Effects 0.000 claims abstract description 44
- 238000009434 installation Methods 0.000 claims abstract description 11
- 230000000694 effects Effects 0.000 abstract description 5
- 230000000903 blocking effect Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- 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
-
- 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
- F24F13/32—Supports for air-conditioning, air-humidification or ventilation units
-
- 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
- F24F2007/004—Natural ventilation using convection
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses energy-saving ventilation equipment for a high-rise building, which comprises a forward driving mechanism, a lateral wind driving mechanism and an installation fixing mechanism. The invention belongs to the technical field of ventilation of high-rise buildings, and particularly relates to energy-saving ventilation equipment for high-rise buildings; according to the invention, the impeller body and the side impellers can be connected through the central main shaft, when air flow passes through from the front, the thickness of the side impeller is thinner, so that an obvious effect of blocking the air flow is not generated, when the air flow blows from the side, the side impeller rotates, and at the moment, even if the air flow is parallel to the window frame, active ventilation can be completed by rotating the side impeller with the impeller body.
Description
Technical Field
The invention belongs to the technical field of ventilation of high-rise buildings, and particularly relates to energy-saving ventilation equipment for high-rise buildings.
Background
High-rise buildings often have higher air flow than the bottom buildings, so residents of high-rise residents also prefer to open the window for ventilation, but because of the risks of falling articles and pets on the high-rise building, the high-rise residents generally set a screen window at the window, the screen window is normally closed, the screen window is made of a material different from the traditional material, and the screen window is made of metal wires in a weaving mode and is good in durability.
Although the air quantity of the high-rise building is considerable, the direction of the air is irregular and possibly perpendicular to the window, and at the moment, the air convection is strong, and a certain included angle can be formed even completely parallel to the window, so that the ventilation effect is greatly reduced although the air quantity is enough.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the energy-saving ventilation equipment for the high-rise building, and creatively provides the forward driving mechanism and the lateral wind driving mechanism for ventilating the indoor space of the high-rise building by utilizing natural wind to the maximum extent.
The technical scheme adopted by the invention is as follows: the invention provides energy-saving ventilation equipment for a high-rise building, which comprises a forward driving mechanism, a lateral wind driving mechanism and an installation fixing mechanism, wherein the forward driving mechanism is arranged on the installation fixing mechanism, and the lateral wind driving mechanism is rotationally arranged in the forward driving mechanism.
Further, the positive driving mechanism comprises an outer frame and a front impeller assembly, wherein the outer frame is fixedly connected to the mounting and fixing mechanism, and the front impeller assembly is clamped in the outer frame; and outer frame fixing pins are uniformly distributed on one side of the outer frame in an annular mode.
Preferably, the front impeller assembly comprises an impeller outer frame and an impeller body, an outer frame outer ring is arranged on the impeller outer frame, the impeller outer frame is fixedly connected in an outer frame through the outer frame outer ring, the impeller outer frame is symmetrically provided with two groups, an outer frame inner ring is further arranged on the impeller outer frame, and the outer frame outer ring and the outer frame inner ring are connected through an outer frame bracket.
As a further preferable aspect of the present invention, the impeller body and the impeller outer frame are coaxially arranged, and the impeller body is rotatably provided in the crosswind-driving mechanism.
The impeller body can rotate based on the impeller outer frame, when external air flow is perpendicular to the impeller body, the impeller body can allow the front air flow to pass through the rotation of the impeller body, and the front air flow can be actively driven to pass through the rotation of the impeller body when the front air flow is not provided.
Further, the side wind driving mechanism comprises a central main shaft and side impellers, the side impellers are arranged on the central main shaft, the central main shaft is rotationally arranged in an inner ring of the outer frame, an impeller center frame is arranged on the impeller body, the impeller body is arranged on the central main shaft through the clamping of the impeller center frame, and inclined blades are uniformly distributed on the impeller body in an annular mode.
The impeller body and the side impellers can be connected through the central main shaft at the same time, when the air flow passes through the side impellers, the thickness of the side impeller is thinner, so that an obvious effect of blocking the air flow cannot be generated, when the air flow blows from the side, the side impeller can rotate, and at the moment, even if the air flow is parallel to the window frame, the side impeller can rotate to complete active ventilation with the impeller body.
Preferably, the side impeller is provided with an impeller center table, a center round hole is formed in the middle of the impeller center table, the side impeller is clamped on the center spindle through the center round hole, and side blades are uniformly distributed on the impeller center table in an annular mode.
Further, the installation fixing mechanism comprises a window frame and a locking assembly, the middle of the window frame is filled with a gauze, the outer frame is positioned outside the gauze, and outer frame fixing pins penetrate through gaps of the gauze.
Preferably, the locking assembly comprises a fixing ring and a locking ring, a disc base part is arranged on the fixing ring, a vertical inner ring and an inclined section outer ring are arranged on the disc base part, and outer frame fixing pins are clamped between the vertical inner ring and the inclined section outer ring.
The outer ring grooves are uniformly distributed on the outer ring with the inclined section in an annular mode, outer ring external threads are arranged on the outer wall of the outer ring with the inclined section, and the locking ring is rotationally arranged on the outer ring with the inclined section.
As a further preferable mode of the invention, the locking ring is provided with an internal thread, the internal thread is in threaded connection with the external thread of the outer ring, and the outer ring with the inclined section is close to or far from the vertical inner ring along with the rotation of the locking ring, so that the clamping and the releasing of the outer frame fixing stitch are controlled.
The clamping ring and the fixing ring are rotated, the positions of the clamping ring and the fixing ring can be controlled, the inclined cross section outer ring is matched with the inclined cross section, the restriction degree of the bundling of the inclined cross section outer ring can be changed through the position change of the clamping ring, and therefore the outer frame fixing stitch is clamped through the bundling of the inclined cross section outer ring, and the installation and the fixation of the outer frame are completed.
The outer ring of the locking ring is uniformly distributed with driving deflector rods for manual rotation.
The beneficial effects obtained by the invention by adopting the structure are as follows:
(1) The impeller body can rotate based on the impeller outer frame, when external air flow is perpendicular to the impeller body, the impeller body can allow the front air flow to pass through the rotation of the impeller body, and the front air flow can be actively driven to pass through the rotation of the impeller body when the front air flow is not provided.
(2) The impeller body and the side impellers can be connected through the central main shaft at the same time, when the air flow passes through the side impellers, the thickness of the side impeller is thinner, so that an obvious effect of blocking the air flow cannot be generated, when the air flow blows from the side, the side impeller can rotate, and at the moment, even if the air flow is parallel to the window frame, the side impeller can rotate to complete active ventilation with the impeller body.
(3) The clamping ring and the fixing ring are rotated, the positions of the clamping ring and the fixing ring can be controlled, the inclined cross section outer ring is matched with the inclined cross section, the restriction degree of the bundling of the inclined cross section outer ring can be changed through the position change of the clamping ring, and therefore the outer frame fixing stitch is clamped through the bundling of the inclined cross section outer ring, and the installation and the fixation of the outer frame are completed.
Drawings
Fig. 1 is a perspective view of an energy-saving ventilation device for a high-rise building according to the present invention;
FIG. 2 is an exploded view of a high-rise building energy-saving ventilation device according to the present invention;
FIG. 3 is a front view of a high-rise building energy-saving ventilation device according to the present invention;
FIG. 4 is a cross-sectional view taken along section line A-A in FIG. 3;
FIG. 5 is a cross-sectional view taken along section line B-B in FIG. 4;
FIG. 6 is a cross-sectional view taken along section line C-C in FIG. 4;
FIG. 7 is a cross-sectional view taken along section line D-D in FIG. 4;
FIG. 8 is a cross-sectional view taken along section line E-E in FIG. 3;
FIG. 9 is an enlarged view of a portion of the portion I of FIG. 4;
fig. 10 is an enlarged view of a portion at ii in fig. 8.
Wherein, 1, a positive driving mechanism, 2, a lateral wind driving mechanism, 3, a mounting and fixing mechanism, 4, an external frame, 5, a front impeller component, 6, an outer frame fixing stitch, 7, an impeller outer frame, 8, an impeller body, 9, an outer frame outer ring, 10, an outer frame inner ring, 11, an outer frame bracket, 12, an impeller center frame, 13, inclined blades, 14 and a center main shaft, 15, side impellers, 16, impeller center tables, 17, center round holes, 18, side blades, 19, window frames, 20, locking components, 21, fixing rings, 22, locking rings, 23, disc base parts, 24, vertical inner rings, 25, outer rings with inclined sections, 26, outer ring notch, 27, outer ring external threads, 28, inner threads, 29 and driving deflector rods.
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention; all other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate orientation or positional relationships based on those shown in the drawings, merely to facilitate description of the invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.
As shown in fig. 1-10, the invention provides energy-saving ventilation equipment for a high-rise building, which comprises a forward driving mechanism 1, a lateral wind driving mechanism 2 and an installation fixing mechanism 3, wherein the forward driving mechanism 1 is arranged on the installation fixing mechanism 3, and the lateral wind driving mechanism 2 is rotatably arranged in the forward driving mechanism 1.
The mounting and fixing mechanism 3 includes a window frame 19 and a locking assembly 20, the middle of the window frame 19 is filled with a gauze, the outer frame 4 is located outside the gauze, and the outer frame fixing pins 6 pass through the gaps of the gauze.
The locking assembly 20 comprises a fixing ring 21 and a locking ring 22, a disc base part 23 is arranged on the fixing ring 21, a vertical inner ring 24 and an inclined section outer ring 25 are arranged on the disc base part 23, and outer frame fixing pins 6 are clamped between the vertical inner ring 24 and the inclined section outer ring 25.
The outer ring 25 with the inclined section is provided with outer ring notches 26 in an annular and uniform manner, the outer wall of the outer ring 25 with the inclined section is provided with outer ring external threads 27, and the locking ring 22 is rotationally arranged on the outer ring 25 with the inclined section.
The locking ring 22 is provided with an internal thread 28, the internal thread 28 is in threaded connection with an external thread 27 of the outer ring, and the outer ring 25 with the inclined section is close to or far away from the vertical inner ring 24 along with the rotation of the locking ring 22, so that the clamping and the releasing of the outer frame fixing stitch 6 are controlled.
The positions of the locking ring 22 and the fixing ring 21 can be controlled by rotating the locking ring 22, and the restriction degree of the outer ring 25 with respect to the inclined section can be changed by changing the position of the locking ring 22 in cooperation with the inclined section of the outer ring 25, so that the outer frame fixing pin 6 is clamped by the contraction of the outer ring 25 with respect to the inclined section, and the outer frame 4 is mounted and fixed.
The outer ring of the locking ring 22 is uniformly distributed with driving deflector rods 29 for manual rotation.
The positive driving mechanism 1 comprises an outer frame 4 and a positive impeller assembly 5, the outer frame 4 is fixedly connected to the mounting and fixing mechanism 3, and the positive impeller assembly 5 is clamped in the outer frame 4; outer frame fixing pins 6 are uniformly distributed on one side of the outer frame 4 in an annular mode.
The front impeller assembly 5 comprises an impeller outer frame 7 and an impeller body 8, an outer frame outer ring 9 is arranged on the impeller outer frame 7, the impeller outer frame 7 is fixedly connected in the outer frame 4 through the outer frame outer ring 9, two groups of impeller outer frames 7 are symmetrically arranged, an outer frame inner ring 10 is further arranged on the impeller outer frame 7, and the outer frame outer ring 9 and the outer frame inner ring 10 are connected through an outer frame bracket 11.
The impeller body 8 and the impeller outer frame 7 are coaxially arranged, and the impeller body 8 is rotationally arranged in the lateral wind driving mechanism 2.
The impeller body 8 can rotate based on the impeller outer frame 7, when external air flow is perpendicular to the impeller body 8, the impeller body 8 can allow the front air flow to pass through the impeller body by rotating the impeller body, and the front air flow can be actively driven to pass through the impeller body when the front air flow does not exist and the impeller body rotates.
The side wind driving mechanism 2 comprises a central main shaft 14 and side impellers 15, the side impellers 15 are arranged on the central main shaft 14, the central main shaft 14 is rotationally arranged in an outer frame inner ring 10, an impeller central frame 12 is arranged on an impeller body 8, the impeller body 8 is arranged on the central main shaft 14 in a clamping manner through the impeller central frame 12, and inclined blades 13 are uniformly distributed on the impeller body 8 in an annular manner.
The impeller body 8 and the side impeller 15 can be simultaneously connected through the central main shaft 14, when the air flow passes through from the front, the side impeller 18 does not have obvious effect of blocking the air flow due to the thinner thickness of the side impeller 18, and when the air flow blows from the side, the side impeller 18 rotates, and at the moment, even if the air flow is parallel to the window frame 19, the side impeller 15 can also rotate with the impeller body 8 to complete active ventilation.
The side impeller 15 is provided with an impeller center table 16, a center round hole 17 is arranged in the middle of the impeller center table 16, the side impeller 15 is clamped on the center main shaft 14 through the center round hole 17, and side blades 18 are uniformly distributed on the impeller center table 16 in an annular mode.
When the yarn winding device is specifically used, firstly, a user needs to put the outer frame 4 outside the yarn net and put the fixing ring 21 inside the yarn net, so that the outer frame fixing stitch 6 is inserted into the gap between the vertical inner ring 24 and the inclined section outer ring 25 after passing through the gap of the yarn net;
then the locking ring 22 is rotated on the basis of the fixed ring 21 by manually pulling the driving deflector 29, and the outer wall of the outer ring external thread 27 is arranged on the inclined section outer ring 25 and is an inclined plane, and the inclined section outer ring 25 is separated into independent elastic sheets by the outer ring notch 26, so that after being extruded by the locking ring 22, the independent inclined section outer ring 25 is bent towards the vertical inner ring 24, and the outer frame fixing stitch 6 is extruded and fixed;
when the air flow is perpendicular to the window frame 19, the side blades 18 are thinner, so that the air flow is not blocked, and the impeller body 8 rotates, but the air can still smoothly enter the room to complete ventilation;
when the air flow direction of the external wind is parallel to the window frame 19, the air flow will act on the side blades 18, and because of the oblique direction design of the side blades 18, the rotation direction of the side impeller 15 is constant regardless of the air flow direction, and therefore will also rotate in a fixed direction with the impeller body 8 through the center main shaft 14;
when the impeller body 8 rotates, air outside the window can be actively introduced into the room to complete ventilation;
when the wind direction is neither perpendicular nor parallel to the window frame 19, but at an angle, it can also be regarded as a vertical and a horizontal superimposed air flow, thereby achieving ventilation.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
The invention and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the invention as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present invention.
Claims (10)
1. The energy-saving ventilation equipment for the high-rise building comprises a forward driving mechanism (1), a lateral wind driving mechanism (2) and an installation fixing mechanism (3), wherein the forward driving mechanism (1) is arranged on the installation fixing mechanism (3), and the lateral wind driving mechanism (2) is rotationally arranged in the forward driving mechanism (1);
the positive driving mechanism (1) comprises an outer frame (4) and a front impeller assembly (5), the outer frame (4) is fixedly connected to the mounting and fixing mechanism (3), and the front impeller assembly (5) is clamped in the outer frame (4);
outer frame fixing pins (6) are annularly and uniformly distributed on one side of the outer frame (4).
2. A high-rise building energy-saving ventilation device as claimed in claim 1, wherein: the front impeller assembly (5) comprises an impeller outer frame (7) and an impeller body (8), an outer frame outer ring (9) is arranged on the impeller outer frame (7), the impeller outer frame (7) is fixedly connected in an outer frame (4) through the outer frame outer ring (9), the impeller outer frame (7) is symmetrically provided with two groups, an outer frame inner ring (10) is further arranged on the impeller outer frame (7), and an outer frame bracket (11) used for connecting is arranged between the outer frame outer ring (9) and the outer frame inner ring (10).
3. A high-rise building energy-saving ventilation device as claimed in claim 2, wherein: the impeller body (8) and the impeller outer frame (7) are coaxially arranged, and the impeller body (8) is rotationally arranged in the lateral wind driving mechanism (2).
4. A high-rise building energy-saving ventilation device according to claim 3, characterized in that: the side wind driving mechanism (2) comprises a central main shaft (14) and side impellers (15), the side impellers (15) are arranged on the central main shaft (14), the central main shaft (14) is rotationally arranged in an outer frame inner ring (10), an impeller center frame (12) is arranged on an impeller body (8), the impeller body (8) is clamped on the central main shaft (14) through the impeller center frame (12), and inclined blades (13) are uniformly distributed on the impeller body (8) in an annular mode.
5. A high-rise building energy-saving ventilation device as claimed in claim 4, wherein: the side impeller (15) is provided with an impeller center table (16), a center round hole (17) is formed in the middle of the impeller center table (16), the side impeller (15) is clamped on the center main shaft (14) through the center round hole (17), and side blades (18) are uniformly distributed on the impeller center table (16) in an annular mode.
6. A high-rise building energy-saving ventilation device as claimed in claim 5, wherein: the installation fixing mechanism (3) comprises a window frame (19) and a locking assembly (20), a gauze is filled in the middle of the window frame (19), the outer frame (4) is located outside the gauze, and outer frame fixing pins (6) penetrate through gaps of the gauze.
7. A high-rise building energy-saving ventilation device as claimed in claim 6, wherein: the locking assembly (20) comprises a fixing ring (21) and a locking ring (22), a disc base part (23) is arranged on the fixing ring (21), a vertical inner ring (24) and an inclined section outer ring (25) are arranged on the disc base part (23), and outer frame fixing pins (6) are clamped between the vertical inner ring (24) and the inclined section outer ring (25).
8. A high-rise building energy-saving ventilation device as claimed in claim 7, wherein: the outer ring grooves (26) are uniformly distributed on the inclined section outer ring (25), outer ring external threads (27) are arranged on the outer wall of the inclined section outer ring (25), and the locking ring (22) is rotationally arranged on the inclined section outer ring (25).
9. A high-rise building energy-saving ventilation device as claimed in claim 8, wherein: the locking ring (22) is provided with an internal thread (28), the internal thread (28) is in threaded connection with an external thread (27) of the outer ring, and the outer ring (25) with the inclined section is close to or far away from the vertical inner ring (24) along with the rotation of the locking ring (22), so that the clamping and the releasing of the outer frame fixing pins (6) are controlled.
10. A high-rise building energy-saving ventilation device as claimed in claim 9, wherein: the outer ring of the locking ring (22) is uniformly distributed with driving deflector rods (29) for manual rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311251962.XA CN117146352B (en) | 2023-09-26 | 2023-09-26 | Energy-saving ventilation equipment for high-rise building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311251962.XA CN117146352B (en) | 2023-09-26 | 2023-09-26 | Energy-saving ventilation equipment for high-rise building |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117146352A true CN117146352A (en) | 2023-12-01 |
| CN117146352B CN117146352B (en) | 2024-03-26 |
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ID=88908114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311251962.XA Active CN117146352B (en) | 2023-09-26 | 2023-09-26 | Energy-saving ventilation equipment for high-rise building |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117146352B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101152697B1 (en) * | 2012-04-05 | 2012-06-07 | (주) 건축사사무소아라그룹 | An auto operating window structure in a building |
| CN108105122A (en) * | 2017-11-22 | 2018-06-01 | 奥普家居股份有限公司 | A kind of Dual-blade ventilation fan |
| CN111706235A (en) * | 2020-06-23 | 2020-09-25 | 曹丽娟 | High-rise ventilation window capable of switching temperature |
| CN219550744U (en) * | 2023-03-29 | 2023-08-18 | 山东田兴建工有限公司 | Energy-saving ventilating system for green building |
-
2023
- 2023-09-26 CN CN202311251962.XA patent/CN117146352B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101152697B1 (en) * | 2012-04-05 | 2012-06-07 | (주) 건축사사무소아라그룹 | An auto operating window structure in a building |
| CN108105122A (en) * | 2017-11-22 | 2018-06-01 | 奥普家居股份有限公司 | A kind of Dual-blade ventilation fan |
| CN111706235A (en) * | 2020-06-23 | 2020-09-25 | 曹丽娟 | High-rise ventilation window capable of switching temperature |
| CN219550744U (en) * | 2023-03-29 | 2023-08-18 | 山东田兴建工有限公司 | Energy-saving ventilating system for green building |
Also Published As
| Publication number | Publication date |
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| CN117146352B (en) | 2024-03-26 |
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