CN113622600A - Metal roof fixing system capable of shortening connection interval and improving wind uncovering resistance - Google Patents
Metal roof fixing system capable of shortening connection interval and improving wind uncovering resistance Download PDFInfo
- Publication number
- CN113622600A CN113622600A CN202110968390.1A CN202110968390A CN113622600A CN 113622600 A CN113622600 A CN 113622600A CN 202110968390 A CN202110968390 A CN 202110968390A CN 113622600 A CN113622600 A CN 113622600A
- Authority
- CN
- China
- Prior art keywords
- metal roof
- roof
- carrying pole
- shortening
- fixing system
- 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
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D3/00—Roof covering by making use of flat or curved slabs or stiff sheets
- E04D3/24—Roof covering by making use of flat or curved slabs or stiff sheets with special cross-section, e.g. with corrugations on both sides, with ribs, flanges, or the like
- E04D3/30—Roof covering by making use of flat or curved slabs or stiff sheets with special cross-section, e.g. with corrugations on both sides, with ribs, flanges, or the like of metal
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D3/00—Roof covering by making use of flat or curved slabs or stiff sheets
- E04D3/36—Connecting; Fastening
- E04D3/3605—Connecting; Fastening of roof covering supported directly by the roof structure
- E04D3/3606—Connecting; Fastening of roof covering supported directly by the roof structure the fastening means being screws or nails
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Roof Covering Using Slabs Or Stiff Sheets (AREA)
Abstract
The invention discloses a metal roof system for improving wind uncovering resistance, which comprises a purline and a plurality of roof boards, wherein two sides of each roof board are respectively provided with an occlusion edge, a carrying pole strip is fixedly arranged on the purline and is positioned right below the occlusion edges of two adjacent roof boards, and the length direction of the carrying pole strip is parallel to the occlusion edges of the two roof boards; at least two meshing connecting mechanisms are arranged on the carrying pole strip at intervals and are used for meshing the meshing edges of two adjacent roof panels and enabling the two adjacent roof panels to be meshed and connected. The metal roof system with the improved wind uncovering resistance can effectively improve the wind uncovering resistance of the metal roof system.
Description
Technical Field
The invention relates to a metal roof fixing system, in particular to a metal roof fixing system which shortens the connection distance and improves the wind uncovering resistance.
Background
The steel structure has become the preferred structural form of high-rise buildings, large public buildings, civil buildings, industrial plants and large-span structures due to the advantages of good anti-seismic performance, short construction period, energy conservation, environmental protection, renewable utilization and the like. With the maturity and progress of the processing and manufacturing technology, the application of the metal roof is greatly popularized. However, with the widespread use of such systems, there are some quality drawbacks that follow: the problems of wind fastness, water leakage and the like are paid more and more attention.
Chinese patent application with publication number CN113089939A discloses an accurate location roofing system, by supreme decorative board, roofing purlin, heat preservation cotton and the metal roof boarding of including in proper order down, the decorative board is fixed in the bottom of roofing purlin, the heat preservation cotton is laid on the roofing purlin, the roof boarding pass through the fixing base set up in the up end of roofing purlin, the fixing base is cold bridge prevention fixing base, is located ridge department and eaves mouth department the locating plate that a fixed length set up respectively on the roofing purlin, the interval is equipped with a plurality of locating holes on the locating plate, adjacent two hole pitch between the locating hole with the erection space of roof boarding keeps unanimous, the base of fixing base with the locating hole forms fixed connection through tightly deciding the connecting piece.
Among this accurate location roofing system, set up the locating plate that leads to long respectively on the roofing purlin of ridge and eave department, screw hole through predetermineeing fixed spacing on the locating plate, in order to realize the location installation of roof boarding, nevertheless because the locating plate sets up along ridge and roofing purlin extending direction, consequently only can connect through cold-proof bridge fixing base in purlin position department between the roof boarding, the tie point is few, and when the purlin interval is great, the less condition of roof boarding tie point is more outstanding, lead to its anti-wind to take off the ability relatively poor, also the locating plate can only play the location connection effect, can't promote roofing system's anti-wind ability of taking off.
Disclosure of Invention
In view of this, the present invention provides a metal roof fixing system that shortens a connection distance and improves wind uncovering resistance, which can effectively improve the wind uncovering resistance of the metal roof system.
In order to achieve the purpose, the invention provides the following technical scheme:
a metal roof fixing system capable of shortening connection distance and improving wind uncovering resistance comprises a purline and a plurality of roof boards, wherein two sides of each roof board are respectively provided with an occlusion edge, a carrying pole strip is fixedly installed on the purline and is positioned right below the occlusion edges of two adjacent roof boards, and the length direction of the carrying pole strip is parallel to the occlusion edges of the two roof boards; at least two meshing connecting mechanisms are arranged on the carrying pole bar at intervals and are used for meshing the meshing edges of two adjacent roof panels and enabling the two adjacent roof panels to be meshed and connected; the distance between the occlusion connecting mechanisms is greatly shortened through the carrying pole strips, and the wind uncovering resistance of the metal roof system is greatly improved.
Furthermore, the meshing edge of the roof panel is perpendicular to the purline, and the length direction of the carrying pole is perpendicular to the purline.
Furthermore, the occlusion connecting mechanisms are symmetrically arranged by taking a plane passing through the axis of the purline and perpendicular to the length direction of the carrying pole as a symmetrical plane.
Furthermore, two occlusion connecting mechanisms are installed on the shoulder pole strip at intervals, and the two occlusion connecting mechanisms are respectively located at two ends of the shoulder pole strip.
Furthermore, two occlusion connecting mechanisms are installed on the carrying pole bar (3) at intervals, and the two occlusion connecting mechanisms are respectively located at two ends of the carrying pole bar (3).
Furthermore, the both sides of carrying pole strip are equipped with respectively and are used for additional strengthening structural strength and towards the portion of bending with one side, have at least one in the portion of bending along the length direction angle of bending of carrying pole strip.
Further, interlock coupling mechanism includes the base, the base fixed mounting be in on the shoulder pole strip, be equipped with the interlock piece on the base, be equipped with on the interlock piece and be used for the interlock two adjacent block the interlock portion of roof boarding's interlock limit.
Furthermore, the base is provided with a connecting hole extending along the long bar direction of the carrying pole strip, and the occlusion piece is arranged on the base through the connecting hole.
Furthermore, the bottom of the occluding sheet penetrates through the connecting hole and then is bent upwards to form a bent connecting part, and the end part of the bent connecting part is fixedly connected with the occluding sheet.
Furthermore, a positioning piece for positioning the occluding sheet is arranged in the connecting hole.
Further, a heat insulation pad is arranged between the base and the carrying pole strip.
The invention has the beneficial effects that:
according to the metal roof fixing system for shortening the connection distance and improving the wind uncovering resistance, the purlines are provided with the carrying pole strips with the length directions parallel to the meshing edges of the roof panels, the carrying pole strips are provided with the plurality of meshing connecting mechanisms at intervals, each meshing connecting mechanism can be meshed with the meshing edges of two adjacent roof panels, namely, the number of the meshing connecting mechanisms is increased to increase the fixed points of the roof panels in the length direction, so that the connection strength of the roof panels is increased, and the wind uncovering resistance of the roof panels is improved; particularly, aiming at a metal roof system with large purline spacing, the spacing between the occlusion connecting mechanisms can be shortened by arranging the carrying pole strips, and the density and the number of the occlusion connecting mechanisms are increased so as to achieve sufficient connecting strength and wind uncovering resistance.
Drawings
In order to make the object, technical scheme and beneficial effect of the invention more clear, the invention provides the following drawings for explanation:
FIG. 1 is a schematic structural view of an embodiment of a metal roof fixing system for shortening a connection distance and improving wind uncovering resistance according to the present invention;
FIG. 2 is a schematic structural view of the shoulder pole piece and the snap-in connection mechanism;
FIG. 3 is a cross-sectional view along the length of the carrying pole;
fig. 4 is a cross-sectional view taken perpendicular to the length of the carrying pole.
1-purlin; 2-roof boarding; 2 a-an occlusal edge; 3-carrying pole strip; 3 a-a bending part; 3 b-bending angle; 4-a base; 5-bite piece; 5 a-an occlusion; 5 b-bending the connecting part; 6-connecting hole; 7-a positioning member; 8-a heat insulation pad; 9-rivet.
Detailed Description
The present invention is further described with reference to the following drawings and specific examples so that those skilled in the art can better understand the present invention and can practice the present invention, but the examples are not intended to limit the present invention.
Fig. 1 is a schematic structural diagram of an embodiment of a metal roof fixing system for shortening a connection distance and improving wind uncovering resistance according to the present invention. The metal roof fixing system capable of shortening the connection interval and improving the wind uncovering resistance comprises a purline 1 and a plurality of roof panels 2, two sides of each roof panel 2 are respectively provided with an occlusion edge 2a, a carrying pole strip 3 is fixedly mounted on the purline 1, the carrying pole strip 3 is positioned right below the occlusion edges 2a of two adjacent roof panels 2, and the length direction of the carrying pole strip 3 is parallel to the occlusion edges 2a of the two roof panels 2; at least two meshing connecting mechanisms are arranged on the carrying pole strip 3 at intervals and used for meshing the meshing edges 2a of the two adjacent roof panels 2 and enabling the two adjacent roof panels 2 to be meshed and connected.
Specifically, the interlocking edge 2a of the roof panel 2 of this embodiment is perpendicular to the purlin 1, that is, the length direction of the carrying pole 3 is perpendicular to the purlin 1. The occlusion connecting mechanism of the embodiment is symmetrically arranged by taking a plane passing through the axis of the purlin and vertical to the length direction of the carrying pole strips 3 as a symmetrical plane, so that the stress of the carrying pole strips 3 is balanced. Two snap-in connection mechanisms are mounted on the carrying pole 3 at intervals, and are respectively positioned at two ends of the carrying pole 3, as shown in fig. 1. Certainly, according to the actual construction working condition needs, the number of the meshing connection mechanisms arranged on the carrying pole 3 at intervals can be 3, 4, 5 and more than 5, and the meshing connection mechanisms are not described one by one. The cross section of the carrying pole 3 of the embodiment is in a shape of a Chinese character 'ji', and the carrying pole can be installed in a forward direction or a reverse direction, and the length is 500-1000 mm.
Furthermore, the two sides of the carrying pole bar 3 are respectively provided with a bending part 3a for reinforcing the structural strength, and at least one bending angle 3b along the length direction of the carrying pole bar 3 is arranged in the bending part 3 a. The stress performance of the carrying pole strip 3 in the length direction can be effectively enhanced by arranging the bending part 3 a. The portion of bending 3a of this embodiment has 2 in along the length direction angle 3b of bending of carrying pole strip 3, two angles 3b of bending are 90, are located the 3 both sides of carrying pole strip 3 the portion of bending 3a symmetry sets up.
Further, as shown in fig. 2, the meshing connection mechanism includes a base 4, the base 4 is fixedly mounted on the carrying pole bar 3, a meshing piece 5 is arranged on the base 4, and a meshing part 5a for meshing the meshing edges 2a of two adjacent roof panels 2 is arranged on the meshing piece 5. The base 4 of this embodiment is provided with a connecting hole 6 extending in the longitudinal direction of the shoulder pole 3, and the engaging piece 5 is mounted on the base 4 through the connecting hole 6. The bottom of the engaging piece 5 of the present embodiment is bent upward after passing through the connecting hole 6 to form a bent connecting portion 5b, the end of the bent connecting portion 5b is fixedly connected to the engaging piece 5, and the end of the bent connecting portion 5b of the present embodiment is riveted to the engaging piece 5 by a rivet 9. That is, the engaging piece 5 can be attached to the construction site by bending, and factory prefabrication of the engaging piece 5 can be realized. In the embodiment, a positioning member 7 for positioning the engaging piece 5 is further disposed in the connecting hole 6, so as to prevent the engaging piece 5 from being eccentric and to make the force applied to the engaging piece 5 more stable. The engaging piece 5 of this embodiment is made of stainless steel, the base 4 is made of aluminum alloy, and the surface of the carrying pole bar 3 is galvanized. The bite piece 5, the base 4, the shoulder pole 5, and the like of the present embodiment can be factory-prefabricated.
Further, a heat insulation pad 8 is arranged between the base 4 and the carrying pole bar 3, the heat insulation pad 8 is made of an insulation material, indoor and outdoor heat is separated, and therefore the heat insulation effect is achieved.
In the metal roof fixing system for shortening the connection distance and improving the wind uncovering resistance, the purlines are provided with the carrying pole strips with the length directions parallel to the meshing edges of the roof panels, the carrying pole strips are provided with the plurality of meshing connecting mechanisms at intervals, each meshing connecting mechanism can be meshed with the meshing edges of two adjacent roof panels, namely, the number of the meshing connecting mechanisms is increased to increase the fixed points of the roof panels in the length direction, so that the connection strength of the roof panels is increased, and the wind uncovering resistance of the roof panels is improved; particularly, aiming at a metal roof system with large purline spacing, the spacing between the occlusion connecting mechanisms can be shortened by arranging the carrying pole strips, and the density and the number of the occlusion connecting mechanisms are increased so as to achieve sufficient connecting strength and wind uncovering resistance.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the invention is all within the protection scope of the invention. The protection scope of the invention is subject to the claims.
Claims (10)
1. The utility model provides a shorten connection interval and improve metal roofing fixed system of anti-wind performance of taking off, includes purlin (1) and a plurality of roof boarding (2), the both sides of roof boarding (2) are equipped with interlock limit (2a) respectively, its characterized in that: the purline (1) is fixedly provided with a carrying pole strip (3), the carrying pole strip (3) is positioned right below the occlusion edges (2a) of two adjacent roof panels (2), and the length direction of the carrying pole strip (3) is parallel to the occlusion edges (2a) of the two roof panels (2); at least two meshing connecting mechanisms are arranged on the carrying pole strip (3) at intervals and are used for meshing the meshing edges (2a) of the two adjacent roof panels (2) and enabling the two adjacent roof panels (2) to be meshed and connected.
2. The metal roof fixing system for shortening the connection distance and improving the wind uncovering resistance of the metal roof as claimed in claim 1, wherein: the roof boarding (2) is characterized in that the occlusion edge (2a) is perpendicular to the purline (1), and the length direction of the carrying pole strip (3) is perpendicular to the purline (1).
3. The metal roof fixing system for shortening the connection distance and improving the wind uncovering resistance of the metal roof as claimed in claim 2, wherein: the occlusion connecting mechanisms are symmetrically arranged by taking a plane passing through the axis of the purlin and vertical to the length direction of the carrying pole strips (3) as a symmetrical plane.
4. The metal roof fixing system for shortening the connection distance and improving the wind uncovering resistance of the metal roof as claimed in claim 1, wherein: two occlusion connecting mechanisms are arranged on the carrying pole strip (3) at intervals and are respectively positioned at two ends of the carrying pole strip (3).
5. The metal roof fixing system for shortening the connection distance and improving the wind uncovering resistance of the metal roof as claimed in claim 2, wherein: the utility model discloses a shoulder pole, including shoulder pole strip (3), the both sides of shoulder pole strip (3) are equipped with respectively and are used for additional strengthening structure intensity and towards the portion of bending (3a) of bending with one side, have at least one in the portion of bending (3a) along the length direction angle of bending (3b) of shoulder pole strip (3).
6. The metal roof fixing system for shortening the connection distance and improving the wind uncovering resistance according to any one of claims 1 to 5, wherein: interlock coupling mechanism includes base (4), base (4) fixed mounting be in on carrying pole strip (3), be equipped with interlock piece (5) on base (4), be equipped with on interlock piece (5) and be used for the interlock adjacent two interlock portion (5a) of interlock limit (2a) of roof boarding (2).
7. The metal roof fixing system for shortening the connection distance and improving the wind uncovering resistance of the metal roof as claimed in claim 6, wherein: be equipped with on base (4) and follow connecting hole (6) that shoulder pole strip (3) rectangular direction extends, interlock piece (5) pass through connecting hole (6) are installed on base (4).
8. The metal roof fixing system for shortening the connection distance and improving the wind uncovering resistance of the metal roof as claimed in claim 7, wherein: the bottom of the occluding sheet (5) penetrates through the connecting hole (6) and then is bent upwards to form a bent connecting part (5b), and the end part of the bent connecting part (5b) is fixedly connected with the occluding sheet (5).
9. The metal roof fixing system for shortening the connection distance and improving the wind uncovering resistance of the metal roof as claimed in claim 7, wherein: and a positioning piece (7) for positioning the occluding sheet (5) is also arranged in the connecting hole (6).
10. The metal roof fixing system for shortening the connection distance and improving the wind uncovering resistance of the metal roof as claimed in claim 6, wherein: and a heat insulation pad (8) is arranged between the base (4) and the carrying pole bar (3).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110968390.1A CN113622600A (en) | 2021-08-23 | 2021-08-23 | Metal roof fixing system capable of shortening connection interval and improving wind uncovering resistance |
| CN202222214346.4U CN218116975U (en) | 2021-08-23 | 2022-08-23 | Metal roof fixing system capable of shortening connection interval and improving wind uncovering resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110968390.1A CN113622600A (en) | 2021-08-23 | 2021-08-23 | Metal roof fixing system capable of shortening connection interval and improving wind uncovering resistance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113622600A true CN113622600A (en) | 2021-11-09 |
Family
ID=78387355
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110968390.1A Pending CN113622600A (en) | 2021-08-23 | 2021-08-23 | Metal roof fixing system capable of shortening connection interval and improving wind uncovering resistance |
| CN202222214346.4U Expired - Fee Related CN218116975U (en) | 2021-08-23 | 2022-08-23 | Metal roof fixing system capable of shortening connection interval and improving wind uncovering resistance |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222214346.4U Expired - Fee Related CN218116975U (en) | 2021-08-23 | 2022-08-23 | Metal roof fixing system capable of shortening connection interval and improving wind uncovering resistance |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN113622600A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115324285A (en) * | 2022-08-12 | 2022-11-11 | 珠海市晶艺玻璃工程有限公司 | Upright lockrand roofing system and roofing decoration connecting system |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3203314A1 (en) * | 1982-01-28 | 1983-08-11 | Ametex AG, 8867 Niederurnen | Roof structure |
| CN2489011Y (en) * | 2001-05-22 | 2002-05-01 | 苏州华胤钢结构材料有限公司 | Roof steel board wind-resisting sliding fixed seat |
| CN102261170A (en) * | 2011-05-06 | 2011-11-30 | 山东万事达建筑钢品科技有限公司 | Slipping type connecting device for building roofs |
| CN202157472U (en) * | 2011-07-22 | 2012-03-07 | 巴特勒（上海）有限公司 | Roof supporting and connecting device |
| CN202157471U (en) * | 2011-07-22 | 2012-03-07 | 巴特勒（上海）有限公司 | Upright seam roof panel connecting device |
| CN202577779U (en) * | 2012-04-20 | 2012-12-05 | 杭州恒达钢构股份有限公司 | Roof plate connection support |
| CN103526885A (en) * | 2013-10-17 | 2014-01-22 | 北京东方诚国际钢结构工程有限公司 | Rail-mounted type sliding support |
| CN103711262A (en) * | 2013-11-13 | 2014-04-09 | 江西建工第一建筑有限责任公司 | Surface magnesium manganese alloy roof boarding system construction method |
| CN108590007A (en) * | 2018-03-14 | 2018-09-28 | 森特士兴集团股份有限公司 | A kind of Anti-Typhoon, antiseep metal Roof system |
-
2021
- 2021-08-23 CN CN202110968390.1A patent/CN113622600A/en active Pending
-
2022
- 2022-08-23 CN CN202222214346.4U patent/CN218116975U/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3203314A1 (en) * | 1982-01-28 | 1983-08-11 | Ametex AG, 8867 Niederurnen | Roof structure |
| CN2489011Y (en) * | 2001-05-22 | 2002-05-01 | 苏州华胤钢结构材料有限公司 | Roof steel board wind-resisting sliding fixed seat |
| CN102261170A (en) * | 2011-05-06 | 2011-11-30 | 山东万事达建筑钢品科技有限公司 | Slipping type connecting device for building roofs |
| CN202157472U (en) * | 2011-07-22 | 2012-03-07 | 巴特勒（上海）有限公司 | Roof supporting and connecting device |
| CN202157471U (en) * | 2011-07-22 | 2012-03-07 | 巴特勒（上海）有限公司 | Upright seam roof panel connecting device |
| CN202577779U (en) * | 2012-04-20 | 2012-12-05 | 杭州恒达钢构股份有限公司 | Roof plate connection support |
| CN103526885A (en) * | 2013-10-17 | 2014-01-22 | 北京东方诚国际钢结构工程有限公司 | Rail-mounted type sliding support |
| CN103711262A (en) * | 2013-11-13 | 2014-04-09 | 江西建工第一建筑有限责任公司 | Surface magnesium manganese alloy roof boarding system construction method |
| CN108590007A (en) * | 2018-03-14 | 2018-09-28 | 森特士兴集团股份有限公司 | A kind of Anti-Typhoon, antiseep metal Roof system |
Non-Patent Citations (1)
| Title |
|---|
| 陈志华 等: "《"十三五"国家重点出版物出版规划项目面向可持续发展的土建类工程教育丛书 钢结构》", 31 July 2019, 机械工业出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115324285A (en) * | 2022-08-12 | 2022-11-11 | 珠海市晶艺玻璃工程有限公司 | Upright lockrand roofing system and roofing decoration connecting system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN218116975U (en) | 2022-12-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2732480C (en) | Adjustable hip-end purlin | |
| CN218116975U (en) | Metal roof fixing system capable of shortening connection interval and improving wind uncovering resistance | |
| CN220666701U (en) | Oblique roofing tile hanging device | |
| CN209975837U (en) | Suspended ceiling mounting structure | |
| CN113309301B (en) | Metal roof board fixing seat | |
| CN206053056U (en) | A kind of glass curtain wall supporting construction with connector | |
| CN215716609U (en) | Wind-resistant fixing structure for inclined roof tiles | |
| CN205976243U (en) | Waterproof roofing of component formula photovoltaic tile | |
| CN214461844U (en) | Prestressed light energy-saving roof board | |
| CN202945723U (en) | Arch-shaped corrugated steel roof with truss type ventilation clerestory | |
| CN112049304A (en) | Integrated ventilation type metal roof system | |
| CN207919757U (en) | A kind of light gauge cold-formed steel shape house roof truss separates node with wall cold-heat bridge | |
| CN220301610U (en) | Assembled metal roofing ridge reinforcing node structure | |
| CN212866661U (en) | Ventilating skylight steel structure | |
| CN211173194U (en) | Protective shed | |
| CN218234046U (en) | Thatch system on standing-seam crimping metal roof | |
| CN221761053U (en) | Outdoor decorative curtain wall | |
| CN218894299U (en) | Fixed metal dripping eave | |
| CN220814577U (en) | High waterproof light steel composite board roof structure | |
| CN209874272U (en) | Fixing assembly for metal roof system | |
| CN220550779U (en) | Big eaves mouth structure of two-way curve | |
| CN217400118U (en) | Roof panel applied to large-span structure roof system | |
| CN214995298U (en) | Wind-resistant sliding support with upright lockrand | |
| CN213449181U (en) | Roof profiled steel sheet | |
| CN212715674U (en) | Double-layer metal roof plate structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20211109 |
|
| WD01 | Invention patent application deemed withdrawn after publication |