CN211313980U - Curved surface shutter rainproof ventilation window - Google Patents
Curved surface shutter rainproof ventilation window Download PDFInfo
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- CN211313980U CN211313980U CN201921061342.9U CN201921061342U CN211313980U CN 211313980 U CN211313980 U CN 211313980U CN 201921061342 U CN201921061342 U CN 201921061342U CN 211313980 U CN211313980 U CN 211313980U
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Abstract
Curved surface shape shutter rain-proof ventilation window includes: the frame, the curved surface tripe, the manger plate bank, the curved surface tripe is fixed on the manger plate bank, manger plate bank and frame fixed connection, the vertical installation of curved surface tripe is used, binding clip form strengthening rib on the tripe face can play the rain-proof, strengthen tripe intensity performance and as the tripe, the effect of fixed knot structure is connected to the manger plate bank, design benefit just simplifies the overall connection structure of rain-proof ventilation fan, the cost of manufacture is low, the rainwater of beating on the rain-proof ventilation window can not form the water curtain on curved surface tripe surface, avoid the water curtain to beat indoor or inside the equipment with the help of wind-force, be applicable to strong wind strong rain environment.
Description
Technical Field
The utility model relates to a building engineering and equipment technical field specifically are the rain-proof ventilation window of curved surface shape tripe.
Background
In the building engineering field, often can reach ventilation simultaneously through the rain-proof ventilation window of installation on the wall and avoid the rainwater to fall into indoor purpose. Not only in the building engineering field, including a lot of needs ventilation cooling's equipment shell body also can install rain-proof ventilation window. But the rain-proof ventilation window that relates to among the prior art adopts plane single leaf structure, tripe horizontal installation, but the rainwater forms the cascade easily on the tripe, and the helping hand of borrowing wind easily gets into indoor or inside the equipment through the ventilation window, and rain-proof effect is not good, can not reach rain-proof effect in the weather of strong wind strong rain.
SUMMERY OF THE UTILITY MODEL
The utility model provides a rain-proof ventilation window of curved surface shape tripe improves rain-proof effect greatly on the basis of guaranteeing the ventilation function, simplifies the structural style when optimizing rain-proof ventilation window functional effect, is convenient for produce, install.
Curved surface shape shutter rain-proof ventilation window includes: the vertical installation of the curved surface-shaped louver 3 in the outer frame 1 is realized by directly or indirectly fixing the upper end surface of the curved surface-shaped louver 3 and the upper plate of the outer frame 1 and the lower end surface of the curved surface-shaped louver 3 and the lower plate of the outer frame 1.
With the plane shape tripe change among the conventional art the utility model discloses in after the broken line or the curvilinear figure cross-section that relate to, can effectively prevent the rainwater from forming the cascade on curved surface shape tripe 3, reduce the rainwater and pass through the tripe clearance with the help of wind-force and get into indoor or inside the equipment.
Preferably, the curved shutter rainproof ventilation window, the upper and lower end faces of the curved shutter 3 are fixedly connected with the outer frame 1 through the Z-shaped water retaining ridge 2, the water retaining ridge 2 comprises a first plate part 21, a second plate part 22 and a third plate part 23 which are integrally structured, cross-shaped pan head tapping screws sequentially penetrate through the first plate part 21 in the water retaining ridge 2 and the side plate surface of the outer frame 1 to fixedly connect the first plate part 21 and the outer frame, the second plate part 22 in the water retaining bank 2 is tightly attached to the upper end surface and the lower end surface of the curved louver 3, the cross-shaped pan head self-tapping screws sequentially penetrate through the second plate part 22 and the smooth through holes reserved at the end parts of the curved louver 3 to fix a plurality of curved louvers 3 which are arranged at equal intervals on the water retaining bank 2 so as to be fixed with the outer frame 1, the third plate part 23 in the water retaining ridge 2, the curved shutter 3 and the outer frame 1 have no mechanical connection, the third plate 23 is parallel to the longitudinal direction of the curved louver 3 and is closely attached to the side surface of the curved louver 3.
The water retaining bank 2 has the second function, and the first function is used for indirectly and vertically installing a plurality of curved surface-shaped shutters 3 which are arranged at equal intervals between the upper plate and the lower plate of the outer frame 1, so that the problems of difficult operation, installation deformation and the like caused by direct screw fixation of the outer frame 1 and the curved surface-shaped shutters 3 are avoided; secondly, the third plate part 23 in the water retaining ridge 2 can effectively prevent rainwater flowing down along the louver from entering the room, and the rainwater is guided to the outer side of the mounting wall to directly play a water retaining role.
Preferably, the curved louver 3 is of an S-shaped cross section structure, the curved louver 3 is provided with a reinforcing rib 31 of an integral structure, and the reinforcing rib 31 is located at a concave point of the arc-shaped curved surface and extends away from the concave point.
The reinforcing ribs 31 have the second function, namely, the reinforcing ribs improve the strength of the curved surface-shaped shutter 3, prolong the service life and reduce the installation or use deformation rate; secondly, play the effect of blockking up the rainwater, further improve water-proof effects. It should be noted here that the cross-sectional shape of the curved louver 3 may be a regular S-shape or an S-shape with different arc-shaped faces, or even a wave with more than two arc-shaped faces connected end to end, which all belong to the scope of the present invention.
Preferably, in the curved louver 3, the free end of the reinforcing rib 31 at the concave point of one arc-shaped curved surface does not extend to form another concave point of the arc-shaped curved surface.
On the basis of improving the waterproof effect, the installation of the adjacent two curved surface-shaped shutters 3 is not influenced, and the ventilation effect is not reduced.
Preferably, the reinforcing rib 31 of the curved louver rainproof ventilation window is of a structure with a jaw-shaped cross section, wherein a cross-recessed pan-head self-tapping screw sequentially penetrates through the second plate portion 22 of the water retaining ridge 2 and the mounting hole 311 in the jaw-shaped reinforcing rib 31 to fix the upper end surface water retaining ridge 2 and the lower end surface water retaining ridge 2 of the curved louver 3.
The pincer-shaped reinforcing ribs 31 also serve as a fixing structure besides the above mentioned functions, and the arrangement of the pincer-shaped reinforcing ribs 31 avoids drilling holes in the upper end surface and the lower end surface of the curved surface-shaped shutter 3, so that the installation strength is reduced, and the installation deformation is reduced.
Preferably, the distance H between two adjacent S-shaped curved louvers 3 of the curved louver rainproof ventilation window is smaller than the distance H between two arc-shaped surface concave points.
Preferably, the difference between H and H is 0mm to 3mm (excluding 0, but including 3), and the distance L between the curved louvers at the two ends and the two side plates of the outer frame 1 is 0mm to 3mm (excluding 0, but including 3).
The space between two adjacent curved surface shape tripes 3 too big can reduce rain-proof effect, and the undersize can reduce ventilation effect. However, this distance is only a preferred solution, and is not a limitation on the installation distance of the adjacent curved louvers 3, and the curved louver ventilation window with the installation distance outside the above range still belongs to the protection scope of the present invention.
Preferably, the curved louver rainproof ventilation window, the outer frame 1, the water retaining ridge 2 and the curved louver 3 are all made of aluminum materials. The rainproof ventilating window has the advantages that the overall weight is reduced, the rustiness is not easy, the processing is easy, the ventilating and radiating effects are good, the materials of the outer frame 1, the water retaining ridge 2 and the curved surface-shaped shutter 3 can be changed according to the different use conditions and the different production conditions of the rainproof ventilating window, the optimal scheme of common materials on the market is only adopted, and the structure materials are not limited.
Preferably, the curved-surface-shaped shutter rainproof ventilation window is characterized in that a head accommodating groove of the cross-recessed pan-head self-tapping screw is formed in the surface of the outer frame 1 which is arranged right above the cross-recessed pan-head self-tapping screw of the second plate part 22, or a strip-shaped through groove 11 is formed in the upper plate surface and the lower plate surface of the outer frame 1, so that the second plate part 22 in the water retaining ridge 2 is in plane seamless butt joint with the upper plate surface and the lower plate surface of the outer frame 1.
Preferably, the curved louver rainproof ventilation window, the cross section of the curved louver 3 is of an S-shaped structure, two arc-shaped curved surfaces with opposite opening directions and the same size in the curved louver are provided with reinforcing rib 31 structures, wherein the reinforcing rib 31 in the arc-shaped curved surface on one indoor side is located on the inner side of the arc-shaped surface and is far away from one end of the concave point of the arc-shaped surface, and the reinforcing rib 31 in the arc-shaped curved surface on one outdoor side is located on the outer side of the arc-shaped surface and is located on the concave point of the arc-shaped surface.
Of course, it is also possible that only one arc-shaped curved surface is provided with the reinforcing rib 31, and all the arc-shaped curved surfaces are within the protection scope of the present invention.
The strengthening rib 31 on two faces is located the inside and outside both sides of two arcwall faces respectively, and the strengthening rib 31 that is located the arc concave point department is located and is close to outdoor one side, and the leading cause lies in: external rainwater most probably gets into through the installation gap between two adjacent curved surface shape tripes 3, and the strengthening rib 31 in the concave point outside can fill the hourglass rain gap that forms between 3 with adjacent curved surface tripe, blocks the rainwater outside, breaks up in disorder the flow direction of rainwater simultaneously, and the strengthening rib 31 that is located indoor one side can fill the hourglass rain gap between 3 with adjacent curved surface shape tripe, blocks the rainwater outside, breaks up in disorder the flow direction of rainwater simultaneously, further prevents that the rainwater from forming the cascade on waterproof ventilation window.
Preferably, the curved louver rainproof ventilation window has the advantages that when the rainproof ventilation window is installed and used, the first plate portion 21 is located on one side outdoors, and the third plate portion 22 is located on one side indoors, so that rainwater can flow down from the curved louver and then flow through the third plate portion 23, the second plate portion 22 and the first plate portion 21 in sequence, and then flow out outdoors or outside the equipment.
This partially blocks the flow of rain water on the louver walls in the direction of the room by the wind.
To sum up, the utility model discloses pay attention to the shape of tripe and the connected mode between the structure, the installation distance between two adjacent curved surface shape tripes can be adjusted according to actual need, the utility model discloses a do not restrict the distance between the adjacent curved surface shape tripe, all use curved surface shape tripe or above-mentioned installation method's rain-proof ventilation window all within the protection scope of this patent. In order to meet the concept of industrial removal and enhancement of cultural construction of a factory area, the shape of the outer frame 1 can be made into a structure with artistic appearance on the premise of not influencing the installation of the curved surface-shaped shutter.
Description of the drawings:
the embodiments are further described with reference to the accompanying drawings, in which:
fig. 1 is an elevation view of the overall structure of a curved blind rainproof ventilation window of the utility model;
FIG. 2 is a cross-sectional view taken at A in FIG. 1;
FIG. 3 is a side view of the whole structure of the curved blind rainproof ventilation window (the upper and lower end parts are processed by section view);
fig. 4 is a sectional view at B in fig. 3;
fig. 5 is a top view of a cross section of a curved louver of the present invention;
6-1, 6-2 are the cross section structure plan view of the S curved surface shape louver in the curved surface shape louver rain-proof ventilation window related to the utility model;
fig. 7 is a top view of the cross-sectional structure of the curved louver of the folding line in the curved louver rain-proof ventilation window of the present invention;
the specific structure corresponding to the number is as follows:
an outer frame 1, a long-strip through groove 11, a water baffle ridge 2, a first plate part 21, a second plate part 22, a third plate part 23, a curved louver 3, a reinforcing rib 31, a mounting hole 311,
the following detailed description of the invention will be further described in conjunction with the above-identified drawings.
Detailed Description
Specific embodiment example 1:
curved surface shape shutter rain-proof ventilation window includes: the vertical installation of the curved surface-shaped louver 3 in the outer frame 1 is realized by indirectly fixing the upper end surface of the curved surface-shaped louver 3 with the upper plate of the outer frame 1 and the lower end surface of the curved surface-shaped louver 3 with the lower plate of the outer frame 1; the upper end surface and the lower end surface of the curved surface-shaped shutter 3 are fixedly connected with the upper plate and the lower plate of the outer frame 1 through the Z-shaped water retaining ridge 2, the water retaining ridge 2 comprises a first plate part 21, a second plate part 22 and a third plate part 23 which are of an integral structure, cross-recessed pan head self-tapping screws sequentially penetrate through the first plate part 21 in the water retaining ridge 2 and a side plate surface of the outer frame 1 to fixedly connect the first plate part 21 and the outer frame 1, the second plate part 22 in the water retaining ridge 2 is tightly attached to the upper end surface and the lower end surface of the curved louver 3, the cross-recessed pan head self-tapping screws sequentially penetrate through the second plate part 22 and smooth through holes reserved at the end parts of the curved louver 3 to fix a plurality of curved louvers 3 which are arranged at equal intervals on the water retaining ridge 2 so as to be fixed with the outer frame 1, the third plate part 23 in the water retaining ridge 2, the curved shutter 3 and the outer frame 1 have no mechanical connection, the third plate 23 is parallel to the longitudinal direction of the curved louver 3 and is closely attached to the side surface of the curved louver 3. When the rain-proof ventilation window is installed and used, the first plate part 21 is located on one side outdoors, and the third plate part 22 is located on one side indoors, so that rainwater can flow down from the curved louver and then flow through the third plate part 23, the second plate part 22 and the first plate part 21 sequentially, and then flow out of the outdoors or the outside of equipment.
Further, the curved louver 3 has an S-shaped cross section, and the concave points of the two arc-shaped curved surfaces of the curved louver 3, which have opposite opening directions and the same size, are provided with reinforcing ribs 31 extending away from the concave point direction. The reinforcing rib 31 is of a structure with a jaw-shaped cross section, wherein a cross-recessed pan head self-tapping screw sequentially penetrates through the second plate portion 22 in the water retaining ridge 2 and the mounting hole 311 in the jaw-shaped reinforcing rib 31 to fix the upper end face water retaining ridge 2 and the lower end face water retaining ridge 2 of the curved louver 3.
Furthermore, the free end of the reinforcing rib 31 at the concave point of one arc-shaped curved surface does not extend out of the concave point of the other arc-shaped curved surface.
Further, the distance H between two adjacent S-shaped curved louvers 3 is smaller than the distance H between two arc-shaped surface concave points, optionally, the difference between H and H is 0.8mm, and the distance L between the curved louvers at the two end portions and the two side plates of the outer frame 1 is 0.8 mm. This distance is only preferred and not a limitation to the installation distance of the adjacent curved louvers 3, and curved louver ventilation windows with installation distances outside the above range still belong to the claimed invention.
Further, the outer frame 1, the water retaining ridge 2 and the curved surface-shaped shutter 3 are all made of aluminum materials.
Furthermore, a strip-shaped through groove 11 is formed in the surface of the outer frame 1, which is arranged right above the cross-groove pan head self-tapping screw of the second plate part 22, so that the second plate part 22 in the water blocking ridge 2 is in plane seamless butt joint with the upper plate surface and the lower plate surface of the outer frame 1.
To sum up, the utility model discloses pay attention to the shape of tripe and the connected mode between the structure, the installation distance between two adjacent curved surface shape tripes can be adjusted according to actual need, the utility model discloses a do not restrict the distance between the adjacent curved surface shape tripe, all use curved surface shape tripe or above-mentioned installation method's rain-proof ventilation window all within the protection scope of this patent. In order to meet the concept of industrial removal and enhancement of cultural construction of a factory area, the shape of the outer frame 1 can be made into a structure with artistic appearance on the premise of not influencing the installation of the curved surface-shaped shutter.
The rain-proof ventilation window of curved surface shape tripe that relates to in this embodiment, the rain-proof ventilation window of curved surface shape tripe is fixed on the manger plate bank, manger plate bank and frame fixed connection, the vertical installation of curved surface shape tripe is used, binding clip form strengthening rib on the tripe face can play the rain-proof, strengthen tripe intensity performance and as the tripe, the effect of fixed knot structure is connected to the manger plate bank, design benefit and the overall connection structure who simplifies rain-proof ventilation fan, the cost of manufacture is low, the rainwater of beating on the rain-proof ventilation window can not form the water curtain on curved surface shape tripe surface, avoid the water curtain to beat indoor or inside the equipment with the help of wind-force, be applicable to.
Specific embodiment example 2:
curved surface shape shutter rain-proof ventilation window includes: the vertical installation of the curved shutters 3 in the outer frame 1 is realized by directly or indirectly fixing the upper end surfaces of the curved shutters 3 and the upper plate of the outer frame 1 and the lower end surfaces of the curved shutters 3 and the lower plate of the outer frame 1; the upper end surface and the lower end surface of the curved surface-shaped shutter 3 are fixedly connected with the upper plate and the lower plate of the outer frame 1 through the Z-shaped water retaining ridge 2, the water retaining ridge 2 comprises a first plate part 21, a second plate part 22 and a third plate part 23 which are integrally structured, cross-shaped pan head tapping screws sequentially penetrate through the first plate part 21 in the water retaining ridge 2 and the side plate surface of the outer frame 1 to fixedly connect the first plate part 21 and the outer frame, the second plate part 22 in the water retaining bank 2 is tightly attached to the upper end surface and the lower end surface of the curved louver 3, the cross-shaped pan head self-tapping screws sequentially penetrate through the second plate part 22 and the smooth through holes reserved at the end parts of the curved louver 3 to fix a plurality of curved louvers 3 which are arranged at equal intervals on the water retaining bank 2 so as to be fixed with the outer frame 1, the third plate part 23 in the water retaining ridge 2, the curved shutter 3 and the outer frame 1 have no mechanical connection, the third plate 23 is parallel to the longitudinal direction of the curved louver 3 and is closely attached to the side surface of the curved louver 3. When the rain-proof ventilation window is installed and used, the first plate part 21 is located on one side outdoors, and the third plate part 22 is located on one side indoors, so that rainwater can flow down from the curved louver and then flow through the third plate part 23, the second plate part 22 and the first plate part 21 sequentially, and then flow out of the outdoors or the outside of equipment.
Wherein, 3 cross sections of curved surface shape tripe are the structure of S-shaped, and two opening opposite directions and the same arc curved surface of size all are provided with strengthening rib 31 structure in the curved surface shape tripe, and wherein the strengthening rib 31 that is arranged in indoor one side arc curved surface is located the arcwall face medial surface and keeps away from the one end of this arcwall face concave point, is arranged in outdoor one side arc curved surface strengthening rib 31 and is located the arcwall face lateral surface and is located this arcwall face concave point department. The reinforcing ribs 31 are of a structure with a rectangular cross section, wherein cross-recessed pan head self-tapping screws sequentially penetrate through the second plate part 22 in the water retaining ridge 2 and the mounting holes 311 in the rectangular reinforcing ribs 31 to fix the curved louver 3 on the upper end face and the lower end face of the water retaining ridge 2.
Furthermore, the free end of the reinforcing rib 31 at the concave point of one arc-shaped curved surface does not extend out of the concave point of the other arc-shaped curved surface.
Further, the distance H between two adjacent S-shaped curved louvers 3 is smaller than the distance H between two arc-shaped surface concave points; alternatively, the difference between H and H is 2mm or 3mm, and the distance L between the curved louvers at the two ends and the two side plates of the outer frame 1 is 1.5mm or 3 mm.
Further, the outer frame 1, the water retaining ridge 2 and the curved surface-shaped shutter 3 are all made of aluminum materials.
Further, a head accommodating groove of the cross-recessed pan head self-tapping screw is formed in the surface of the outer frame 1, which is arranged right above the cross-recessed pan head self-tapping screw of the second plate portion 22, so that the second plate portion 22 in the water retaining ridge 2 is in plane seamless butt joint with the upper plate surface and the lower plate surface of the outer frame 1.
To sum up, the utility model discloses pay attention to the shape of tripe and the connected mode between the structure, the installation distance between two adjacent curved surface shape tripes can be adjusted according to actual need, the utility model discloses a do not restrict the distance between the adjacent curved surface shape tripe, all use curved surface shape tripe or above-mentioned installation method's rain-proof ventilation window all within the protection scope of this patent. In order to meet the concept of industrial removal and enhancement of cultural construction of a factory area, the shape of the outer frame 1 can be made into a structure with artistic appearance on the premise of not influencing the installation of the curved surface-shaped shutter.
The rain-proof ventilation window of curved surface shape tripe that relates to in this embodiment, the rain-proof ventilation window of curved surface shape tripe is fixed on the manger plate bank, manger plate bank and frame fixed connection, the vertical installation of curved surface shape tripe is used, binding clip form strengthening rib on the tripe face can play the rain-proof, strengthen tripe intensity performance and as the tripe, the effect of fixed knot structure is connected to the manger plate bank, design benefit and the overall connection structure who simplifies rain-proof ventilation fan, the cost of manufacture is low, the rainwater of beating on the rain-proof ventilation window can not form the water curtain on curved surface shape tripe surface, avoid the water curtain to beat indoor or inside the equipment with the help of wind-force, be applicable to.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. Curved surface shape shutter rain-proof ventilation window includes: frame, curved surface shape tripe, its characterized in that: the curved surface-shaped shutters are vertically arranged and are installed between the upper plate and the lower plate of the outer frame at equal intervals, the curved surface-shaped shutters are different from the planar shutters, the cross sections of the curved surface-shaped shutters are broken lines or curved lines, the upper end faces of the curved surface-shaped shutters are directly or indirectly fixed with the upper plate of the outer frame, and the lower end faces of the curved surface-shaped shutters are directly or indirectly fixed with the lower plate of the outer frame, so that the curved surface-shaped shutters are vertically installed in the outer frame.
2. The curved blind rainproof ventilation window of claim 1, wherein: the upper end face and the lower end face of each curved louver are fixedly connected with the outer frame through a Z-shaped water retaining ridge, each water retaining ridge comprises a first plate portion, a second plate portion and a third plate portion which are of an integral structure, cross-groove pan head self-tapping screws sequentially penetrate through the first plate portion and the side plate faces of the outer frame and are fixedly connected with the first plate portion and the side plate faces of the outer frame, the second plate portion in each water retaining ridge is tightly attached to the upper end face and the lower end face of each curved louver, the cross-groove pan head self-tapping screws sequentially penetrate through the second plate portion and the end portions of the curved louvers to reserve smooth through holes to fix a plurality of curved louvers which are arranged at equal intervals on the water retaining ridges and further fix the curved louvers with the outer frame, the third plate portion in each water retaining ridge is not in mechanical connection with the curved louvers and the outer frame, and the third plate portion is parallel to.
3. The curved louvered rain-proof ventilation window of claim 2, wherein: the curved louver is of an S-shaped structure, and reinforcing ribs extending away from the direction of concave points are arranged at the concave points of two arc-shaped curved surfaces with opposite opening directions and the same size in the curved louver.
4. The curved louvered rain-proof ventilation window of claim 2, wherein: the curved surface shape tripe is that the cross section is the structure of S-shaped, two opening opposite directions and the same arc curved surface of size all are provided with the strengthening rib structure in the curved surface shape tripe, and wherein the strengthening rib that is arranged in indoor one side arc curved surface is located the arc surface medial surface and keeps away from the one end of this arc surface concave point, is arranged in outdoor one side arc curved surface and is located the arc surface lateral surface and be located this arc surface concave point department.
5. The curved blind rainproof ventilation window of any one of claims 3 or 4, wherein: the reinforcing rib is of a structure with a jaw-shaped cross section, wherein a cross-shaped pan head self-tapping screw sequentially penetrates through the second plate part in the waterproof bank and the mounting hole in the jaw-shaped reinforcing rib to fix the upper end face and the lower end face of the curved-surface shutter.
6. The curved louvered rain-proof ventilation window of claim 2, wherein: in the S-shaped curved louver, the free end of the reinforcing rib at the concave point of one arc-shaped curved surface does not extend out of the concave point of the other arc-shaped curved surface.
7. The curved blind rainproof ventilation window of claim 1, wherein: the distance H between two adjacent S-shaped curved surface shutters is smaller than the distance H between two arc-shaped surface concave points.
8. The curved blind rainproof ventilation window of claim 7, wherein: the difference value between H and H is 0-3 mm, and the distance L between the curved shutters at the two end parts and the two side plates of the outer frame is 0-3 mm.
9. The curved louvered rain-proof ventilation window of claim 2, wherein: the outer frame, the water retaining ridge and the curved surface-shaped shutter are all made of aluminum materials, and the first plate portion is located on one side outdoors and the third plate portion is located on one side indoors in the installation and use state of the rainproof ventilation window.
10. The curved louvered rain-proof ventilation window of claim 2, wherein: the outer frame plate surface arranged right above the cross-recessed pan head self-tapping screw of the second plate part is provided with a head accommodating groove of the cross-recessed pan head self-tapping screw, or the upper plate surface and the lower plate surface of the outer frame are provided with strip-shaped through grooves, so that plane seamless butt joint between the second plate part and the upper plate surface and the lower plate surface of the outer frame in the water retaining ridge is guaranteed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921061342.9U CN211313980U (en) | 2019-07-08 | 2019-07-08 | Curved surface shutter rainproof ventilation window |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921061342.9U CN211313980U (en) | 2019-07-08 | 2019-07-08 | Curved surface shutter rainproof ventilation window |
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| CN211313980U true CN211313980U (en) | 2020-08-21 |
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| CN201921061342.9U Active CN211313980U (en) | 2019-07-08 | 2019-07-08 | Curved surface shutter rainproof ventilation window |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110409977A (en) * | 2019-07-08 | 2019-11-05 | 中船第九设计研究院工程有限公司 | Curved form blinds rainproof ventilation window |
| CN112628092A (en) * | 2020-12-01 | 2021-04-09 | 美埃(中国)环境科技股份有限公司 | Rainproof type ventilation filtering window |
-
2019
- 2019-07-08 CN CN201921061342.9U patent/CN211313980U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110409977A (en) * | 2019-07-08 | 2019-11-05 | 中船第九设计研究院工程有限公司 | Curved form blinds rainproof ventilation window |
| CN112628092A (en) * | 2020-12-01 | 2021-04-09 | 美埃(中国)环境科技股份有限公司 | Rainproof type ventilation filtering window |
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