CN108518031A - Roof ventilator - Google Patents
Roof ventilator Download PDFInfo
- Publication number
- CN108518031A CN108518031A CN201810456530.5A CN201810456530A CN108518031A CN 108518031 A CN108518031 A CN 108518031A CN 201810456530 A CN201810456530 A CN 201810456530A CN 108518031 A CN108518031 A CN 108518031A
- Authority
- CN
- China
- Prior art keywords
- valve plate
- hanged
- multiple support
- support frames
- frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000007789 sealing Methods 0.000 claims abstract description 6
- 238000009423 ventilation Methods 0.000 claims description 16
- 230000000694 effects Effects 0.000 claims description 8
- 239000000428 dust Substances 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 4
- 238000004321 preservation Methods 0.000 claims description 4
- 238000013517 stratification Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 239000002131 composite material Substances 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 9
- 239000000047 product Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000012356 Product development Methods 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
- E04D13/03—Sky-lights; Domes; Ventilating sky-lights
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
- E04D13/03—Sky-lights; Domes; Ventilating sky-lights
- E04D13/0305—Supports or connecting means for sky-lights of flat or domed shape
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
- E04D13/03—Sky-lights; Domes; Ventilating sky-lights
- E04D13/0325—Sky-lights; Domes; Ventilating sky-lights provided with ventilating means
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
- E04D13/03—Sky-lights; Domes; Ventilating sky-lights
- E04D13/035—Sky-lights; Domes; Ventilating sky-lights characterised by having movable parts
- E04D13/0358—Sky-lights; Domes; Ventilating sky-lights characterised by having movable parts the parts moving, in their own plane, e.g. rolling or sliding, or moving in parallel planes with or without an additional movement, e.g. both pivoting and rolling or sliding
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
- E04D13/03—Sky-lights; Domes; Ventilating sky-lights
- E04D2013/034—Daylight conveying tubular skylights
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Building Environments (AREA)
Abstract
The invention discloses a kind of roof ventilators, include the multiple support frames connected by more vertical poles, it is equipped with weather shield and symmetrical outer casing on multiple support frames and forms symmetrical S types ventilating duct, adjacent supports skeleton upper end forms the exhaust outlet of ventilating duct between outer casing, column lower end in multiple support frame both sides is arranged with basic flashing plate, the M type supporting racks for being respectively equipped with a crossbeam between two root posts of multiple support frame lower ends and being fixed on crossbeam, valve plate is hanged in being respectively symmetrically hinged between adjacent two support frames on M type supporting racks, in hang and be hinged on the apexes of M type supporting racks both sides in the middle part of valve plate；It is hanged on the outside of valve plate and is connected with valve plate driving device between support frame.The present invention improves the sealing rain and snow function after valve plate is closed and the product stability that uses of operation and safety, product have more safety and the convenience of Maintenance and Repair, building that can be high suitable for tightness and security requirement.
Description
Technical field
The present invention relates to architectural environment power-saving technology, more particularly to a kind of roof ventilator.
Background technology
Roof ventilator was as wind sheltering type Natural Ventilation Technology In One Green development and application nearly 30 years so far, and product is after 2005
Enter to compile《Ventilating skylight》(05J621-3)、《Roof natural ventilation is selected and installation》Multiple national standard drawings such as (06K105), at
For the main gravity-flow ventilation Selection and Design technology of domestic construction.But it is limited and the later stage by product development period technical conditions
Lack further product technology exploitation, all lacks reliability engineering in terms of being related to the multiple basic mechanical design features of roof ventilator
Ensure.
Roof ventilator major technique application problem includes the following aspects：1, the long-pending sleet that floats above after valve plate is closed oozes
Leakage problem；2, valve plate power is out of control or out of control under Action of Wind pressure leads to destruction problem；3, valve plate dust stratification causes product daylighting
Disabler problem.The main reason for causing above-mentioned multi-party surface technology application problem is that roof ventilator uses always backward valve
Harden structure and valve plate control technology.
Since there are above-mentioned a large amount of technical problems, roof ventilator is very difficult to apply in high to tightness and security requirement
Construction project, due to not alternative wind sheltering type natural ventilation of roof product, a large amount of buildings can not use energy-efficient naturally logical
Wind technology causes energy waste using above having to using the aeration technology of the energy consumptions such as wind turbine and air-conditioning.
Invention content
Technical problem to be solved by the invention is to provide a kind of roof ventilators, not only increase close after valve plate is closed
Rain and snow function is sealed, and improves the product stability that uses of operation and safety, product have more the safety of Maintenance and Repair
And convenience, tightness and the high building of security requirement can be suitable for.
Technical scheme is as follows：
A kind of roof ventilator, including multiple support frames uniformly distributed along longitudinal direction on the basis of roofing ventilation opening are fixed on,
It is connected by more vertical poles between multiple support frames, weather shield and symmetrical outer casing and shape is equipped on multiple support frames
At symmetrical S types ventilating duct, adjacent supports skeleton upper end forms the exhaust outlet of ventilating duct between outer casing, in multiple supports
The column lower end of skeleton both sides is arranged with basic flashing plate, is characterized in that：Two in multiple support frame lower ends are vertical
The M type supporting racks for being respectively equipped with a crossbeam between column and being fixed on crossbeam are located at adjacent two branch on M type supporting racks
Valve plate is hanged in being respectively symmetrically hinged between support bone frame, in hang and be hinged on the apexes of M type supporting racks both sides in the middle part of valve plate；
It is hanged on the outside of valve plate and is connected with valve plate driving device between the weather shield supporting beam of support frame, for driving
In hang valve plate switch；It is hanged in described and is linked to be ridge on M type supporting racks after valve plate is closed and closes ventilating duct entrance；In
Outstanding valve plate is linked to be a V-shape and opens the ventilating duct entrance of both sides after opening, for realizing ventilation water conservancy diversion.
It is solid by ridge tiles below the middle part of weather shield supporting beam between multiple support frames as further preferred
Determine frame and be lifted with valve plate ridge tiles, corresponding side after valve plate is closed is hanged in described and is withstood on respectively on valve plate ridge tiles, used in improving
Sealing effect after outstanding valve plate closing.
As further preferred, valve plate flashing plate, valve are arranged with positioned at ventilation opening both sides between multiple support frames
Plate flashing plate lower end is overlapped on the outside of basic flashing plate, and outside after valve plate is closed is hanged in described and is pressed respectively against on valve plate flashing plate,
The rain and snow drain function after valve plate is closed is hanged for realizing in.
As further preferred, it is close that V types are equipped in the middle part notch of M type supporting racks between multiple support frames
Sealing hangs corresponding side after valve plate is opened and is pressed respectively against on V-seal part, for hanging the dust stratification on valve plate in preventing in described
Interior is fallen with sundries.
As further preferred, it is respectively fixed with valve plate rhone on the cant beam at each M types supporting rack both ends, in described
Both ends are pressed respectively against on valve plate rhone after outstanding valve plate is closed, to hang the whole rain and snow performance after valve plate is closed in raising.
As further preferred, the weather shield is that ridge is arranged in support frame in the weather shield supporting beam at middle part
And below corresponding exhaust outlet, eaves gutter is arranged with positioned at weather shield both sides on multiple support frames.
As further preferred, valve plate is hanged in described to be made of frame and the composite insulation boards being fixed in frame, with
Improve indoor heat preservation heat-insulating property.
As further preferred, the weather shield is made of plane skylight, and it is by frame and to be fixed on frame that valve plate is hanged in described
Hollow plane skylight in frame is constituted, to improve indoor daylighting effect.
As further preferred, the valve plate driving device outstanding valve plate rigid connection in, to improve the steady of valve plate keying
Qualitative and safety.
The beneficial effects of the invention are as follows：
1, due to hanging valve plate in being respectively symmetrically hinged between adjacent two support frames on M type supporting racks, in
Outstanding valve plate is linked to be the ridge with natural grade after closing on M type supporting racks and closes ventilating duct entrance；Valve is hanged in making
Have the function of to drain water conservancy diversion after plate closing and seal rain and snow, thoroughly solving valve plate for a long time can not after being horizontally disposed with closing
Prevent sleet leakage problems.
2, hanged due in and be hinged on the apexes of M type supporting racks both sides in the middle part of valve plate, in hang valve plate stress equalization, knot
Structure is more reasonable, and valve plate valve plate caused by by Action of Wind pressure can be avoided to open and close inertia and destroy problem, substantially increasing product makes
Safety.
Description of the drawings
Fig. 1 is the structural schematic diagram hanged in the present invention when valve plate is opened.
Fig. 2 is the structural schematic diagram hanged in the present invention when valve plate is closed.
Fig. 3 is the structural schematic diagram of valve plate rhone in the present invention.
In figure：Ventilation opening 1, basis 2, support frame 3, column 301, weather shield supporting beam 302, crossbeam 303, the support of M types
Frame 4, basic flashing plate 5, weather shield 6, eaves gutter 7, outer casing 8, in hang valve plate 9, valve plate driving device 10, V-seal part 11, valve
Plate ridge tiles 12, valve plate flashing plate 13, valve plate rhone 14, vertical pole 15, purlin 16, exhaust outlet 17, ventilating duct 18.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained all other without creative efforts
Embodiment shall fall within the protection scope of the present invention.
As shown in Figure 1-Figure 3, a kind of roof ventilator of the present invention, including it is fixedly welded on roofing ventilation opening 1
Uniformly distributed multiple support frames 3 along longitudinal direction on basis 2 pass through more vertical poles 15 between multiple support frames 3 and connect.Multiple
Weather shield 6 and symmetrical outer casing 8 are connected between support frame 3, the weather shield 6 is ridge and passes through uniformly distributed more
Purlin 16 is fixed in support frame 3 in the weather shield supporting beam 302 at middle part and 17 lower section of corresponding exhaust outlet, in multiple support ribs
On frame 3 eaves gutter 7 through multiple support frames 3 is symmetrically fixed with positioned at 6 both sides of weather shield.The outer casing 8 is symmetrically fixed on
The both sides of support frame 3,3 upper end of adjacent supports skeleton form the exhaust outlet 17 between outer casing 8, by weather shield and
Symmetrical outer casing forms symmetrical S types ventilating duct 18 between adjacent support frame, in the vertical of 3 both sides of multiple support frames
301 lower end of column is symmetrically fixed with basic flashing plate 5, and 5 lower end of basic flashing plate rides on roof boarding.
It is respectively welded a crossbeam 303 between two root posts 301 of 3 lower end of multiple support frames, in crossbeam 303
On be respectively fixed with a M types supporting rack 4,4 both ends of M types supporting rack are separately fixed on corresponding column 301.It is supported in M types
Valve plate 9 is hanged in being respectively symmetrically hinged between adjacent two support frames on frame 4, in hang the middle part of valve plate 9 and be hinged on M type branch
The apex of 4 both sides of support.It is hanged in and is connected with valve plate driving dress between 9 outside of valve plate and the weather shield supporting beam of support frame
10 are set, the switch for hanging valve plate 9 in driving；It is hanged in described and is linked to be ridge on M types supporting rack 4 after valve plate 9 is closed and incites somebody to action
18 entrance of ventilating duct is closed；In hang valve plate 9 open after be linked to be a V-shape and by 18 entrance of the ventilating duct of both sides open, be used for
Realize ventilation water conservancy diversion.
It is lifted with by ridge tiles fixed frame below the middle part of the weather shield supporting beam between multiple support frames
Valve plate ridge tiles 12 hangs corresponding side after valve plate 9 is closed and withstands on respectively on valve plate ridge tiles 12, for hanging valve plate in improving in described
Sealing effect after 9 closings.
Between multiple support frames valve plate flashing plate 13, valve plate flashing are symmetrically fixed with positioned at 1 both sides of the ventilation opening
Plate 13 is contour plate and lower end is overlapped on 5 outside of basic flashing plate, upper end is attached on the cant beam at 4 both ends of M types supporting rack, in described
Outside is pressed respectively against on valve plate flashing plate 13 after outstanding valve plate 9 is closed, and the rain and snow after valve plate 9 is closed is hanged for realizing in and drains work(
Energy.Valve plate rhone 14, valve plate rhone 14 are fixed with by rivet respectively on the cant beam 401 at each 4 both ends of M types supporting rack
It symmetrically presses for molded piece and in both sides and is equipped with rectangular recess, both ends lower edge after valve plate 9 is closed is hanged in described and is pressed respectively against valve plate
On rhone 14, to hang the whole rain and snow performance after valve plate 9 is closed in raising.
By rivet to be fixed with V types close for bottom in the middle part notch of M types supporting rack 4 between multiple support frames
Sealing 11 hangs corresponding side after valve plate 9 is opened and is pressed respectively against on V-seal part 11, for hanging valve plate in preventing in described
Dust stratification and sundries fall interior.
The valve plate driving device 10 is electric pushrod or crank connecting link driving mechanism and outstanding valve plate is rigidly connected in,
In order to hang the switch of valve plate 4 in controlling.For the present embodiment by taking electric pushrod as an example, electric pushrod upper end is hinged on support frame 3
On weather shield supporting beam on.
As a preferred embodiment, hanging valve plate 4 in described is made of frame and the composite insulation boards being fixed in frame, to carry
High indoor heat preservation heat-insulating property.
As another preferred embodiment, the weather shield 6 is made of plane skylight, it is by frame and to be fixed on that valve plate 4 is hanged in described
Hollow plane skylight in frame is constituted, to improve indoor daylighting effect.
When work, the switch of valve plate 4 is hanged in being controlled by valve plate driving device 10, in hang after valve plate is opened and be linked to be a tool
There is the V-shape of diversion function and open 18 entrance of the ventilating duct of both sides, ventilation effect is good.It hangs after valve plate 4 is closed and is linked to be in the middle
Ridge simultaneously closes 18 entrance of ventilating duct, by valve plate ridge tiles 12, in hang valve plate 9, valve plate flashing plate 13 and basic flashing plate 5
It overlaps successively, roofing ventilation opening 1 is completely enclosed, ensure that indoor heat preservation insulation effect.
Although the embodiments of the present invention have been disclosed as above, but its is not only in the description and the implementation listed
With it can be fully applied to various fields suitable for the present invention, for those skilled in the art, can be easily
Realize other modification, therefore without departing from the general concept defined in the claims and the equivalent scope, the present invention is simultaneously unlimited
In specific details and legend shown and described herein.
Claims (10)
1. a kind of roof ventilator, including multiple support frames uniformly distributed along longitudinal direction on the basis of roofing ventilation opening are fixed on, it is more
It is connected, weather shield and symmetrical outer casing are equipped on multiple support frames and are formed by more vertical poles between a support frame
Symmetrical S type ventilating ducts, adjacent supports skeleton upper end forms the exhaust outlet of ventilating duct between outer casing, in multiple support ribs
The column lower end of frame both sides is arranged with basic flashing plate, it is characterized in that：Between two root posts of multiple support frame lower ends
The M type supporting racks for being respectively equipped with a crossbeam and being fixed on crossbeam, on M type supporting racks be located at adjacent two support frames it
Between be respectively symmetrically hinged in hang valve plate, in hang and be hinged on the apexes of M type supporting racks both sides in the middle part of valve plate；
It is hanged on the outside of valve plate and is connected with valve plate driving device between the weather shield supporting beam of support frame, for being hanged in driving
The switch of valve plate；It is hanged in described and is linked to be ridge on M type supporting racks after valve plate is closed and closes ventilating duct entrance；In hang valve
Plate is linked to be a V-shape and opens the ventilating duct entrance of both sides after opening, for realizing ventilation water conservancy diversion.
2. roof ventilator according to claim 1, it is characterized in that：It is located at weather shield between multiple support frames to support
Valve plate ridge tiles is lifted with by ridge tiles fixed frame below the middle part of beam, corresponding side after valve plate is closed is hanged in described and is withstood on respectively
On valve plate ridge tiles, for hanging the sealing effect after valve plate is closed in improving.
3. roof ventilator according to claim 1 or 2, it is characterized in that：It is located at ventilation opening between multiple support frames
Both sides are arranged with valve plate flashing plate, and valve plate flashing plate lower end is overlapped on the outside of basic flashing plate, after valve plate closing is hanged in described
Outside is pressed respectively against on valve plate flashing plate, and the rain and snow drain function after valve plate is closed is hanged for realizing in.
4. roof ventilator according to claim 3, it is characterized in that：It is located at M type supporting racks between multiple support frames
Middle part notch in be equipped with V-seal part, it is described in hang valve plate open after corresponding side be pressed respectively against on V-seal part, use
The dust stratification and sundries hanged in preventing on valve plate falls interior.
5. roof ventilator according to claim 4, it is characterized in that：On the cant beam at each M types supporting rack both ends respectively
It is fixed with valve plate rhone, both ends after valve plate is closed are hanged in described and are pressed respectively against on valve plate rhone, are closed with hanging valve plate in raising
Whole rain and snow performance after closing.
6. roof ventilator according to claim 1, it is characterized in that：The weather shield is that ridge is arranged in support frame
In the weather shield supporting beam at interior middle part and below corresponding exhaust outlet, it is arranged with positioned at weather shield both sides on multiple support frames
Eaves gutter.
7. according to claim 4-6 any one of them roof ventilators, it is characterized in that：It is by frame and to consolidate that valve plate is hanged in described
The composite insulation boards being scheduled in frame are constituted, to improve indoor heat preservation heat-insulating property.
8. according to claim 4-6 any one of them roof ventilators, it is characterized in that：The weather shield is made of plane skylight,
Valve plate is hanged in described to be made of frame and the hollow plane skylight being fixed in frame, to improve indoor daylighting effect.
9. roof ventilator according to claim 7, it is characterized in that：The valve plate driving device hangs valve plate in and rigidly connects
It connects, to improve stability and the safety of valve plate keying.
10. roof ventilator according to claim 8, it is characterized in that：The valve plate driving device hangs valve plate rigidity in
Connection, to improve stability and the safety of valve plate keying.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810456530.5A CN108518031A (en) | 2018-05-14 | 2018-05-14 | Roof ventilator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810456530.5A CN108518031A (en) | 2018-05-14 | 2018-05-14 | Roof ventilator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108518031A true CN108518031A (en) | 2018-09-11 |
Family
ID=63430608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810456530.5A Pending CN108518031A (en) | 2018-05-14 | 2018-05-14 | Roof ventilator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108518031A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109339360A (en) * | 2018-10-31 | 2019-02-15 | 李效禹 | Roofing ventilation integrating device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5095810A (en) * | 1991-01-22 | 1992-03-17 | Enamel Products And Plating Co. | Roof ridge ventilation system |
| CN2570665Y (en) * | 2002-09-17 | 2003-09-03 | 孙士富 | Natural air roof ventilation apparatus |
| CN102052728A (en) * | 2009-11-05 | 2011-05-11 | 上海麦登通风工程有限公司 | Heat insulation arc ventilator |
| CN105674463A (en) * | 2016-04-06 | 2016-06-15 | 江苏晨光建筑技术有限公司 | Night luminous house ventilation equipment |
| CN205505287U (en) * | 2016-03-29 | 2016-08-24 | 南通市净海暖通设备有限公司 | Open streamlined ventilator of top formula |
| CN205505291U (en) * | 2016-03-29 | 2016-08-24 | 南通市净海暖通设备有限公司 | Air spring promotes manual ventilator of formula |
| CN206755479U (en) * | 2017-04-19 | 2017-12-15 | 沈阳铝镁设计研究院有限公司 | Roof natural ventilation |
| CN208168184U (en) * | 2018-05-14 | 2018-11-30 | 单连勤 | roof ventilator |
-
2018
- 2018-05-14 CN CN201810456530.5A patent/CN108518031A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5095810A (en) * | 1991-01-22 | 1992-03-17 | Enamel Products And Plating Co. | Roof ridge ventilation system |
| CN2570665Y (en) * | 2002-09-17 | 2003-09-03 | 孙士富 | Natural air roof ventilation apparatus |
| CN102052728A (en) * | 2009-11-05 | 2011-05-11 | 上海麦登通风工程有限公司 | Heat insulation arc ventilator |
| CN205505287U (en) * | 2016-03-29 | 2016-08-24 | 南通市净海暖通设备有限公司 | Open streamlined ventilator of top formula |
| CN205505291U (en) * | 2016-03-29 | 2016-08-24 | 南通市净海暖通设备有限公司 | Air spring promotes manual ventilator of formula |
| CN105674463A (en) * | 2016-04-06 | 2016-06-15 | 江苏晨光建筑技术有限公司 | Night luminous house ventilation equipment |
| CN206755479U (en) * | 2017-04-19 | 2017-12-15 | 沈阳铝镁设计研究院有限公司 | Roof natural ventilation |
| CN208168184U (en) * | 2018-05-14 | 2018-11-30 | 单连勤 | roof ventilator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109339360A (en) * | 2018-10-31 | 2019-02-15 | 李效禹 | Roofing ventilation integrating device |
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