CN203939162U - A kind of locking fastener and curtain wall - Google Patents
A kind of locking fastener and curtain wall Download PDFInfo
- Publication number
- CN203939162U CN203939162U CN201420206022.9U CN201420206022U CN203939162U CN 203939162 U CN203939162 U CN 203939162U CN 201420206022 U CN201420206022 U CN 201420206022U CN 203939162 U CN203939162 U CN 203939162U
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- CN
- China
- Prior art keywords
- securing member
- thermal insulation
- insulation barriers
- elasticated topsheet
- distending
- 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.)
- Expired - Lifetime
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- 238000009413 insulation Methods 0.000 claims abstract description 93
- 230000004888 barrier function Effects 0.000 claims abstract description 86
- 230000008602 contraction Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 230000008034 disappearance Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000969 carrier Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Abstract
The utility model discloses a kind of locking fastener and curtain wall, comprise securing member, securing member and be provided with thermal insulation barriers for installing between the pressing plate of securing member, thermal insulation barriers outer race is provided with at lost efficacy distending while disappearing hold out against the elasticated topsheet of securing member of thermal insulation barriers.That this locking fastener has advantages of is simple in structure, easy for installation, can effectively improve fastening strength.Curtain wall of the present utility model, comprise pressing plate, keel and curtain wall panel, curtain wall panel is fastenedly connected with pressing plate and keel respectively by above-mentioned locking fastener, and curtain wall panel is held between pressing plate and keel, thermal insulation barriers lost efficacy while disappearing, and elasticated topsheet distending also holds out against securing member.That this curtain wall has advantages of is simple in structure, easy for installation, can effectively improve fastening strength.
Description
Technical field
The utility model relates generally to building engineering field, relates in particular to a kind of locking fastener and curtain wall.
Background technology
On building, knot often need to use securing member, is fastenedly connected, and in order to meet the requirement of heat preservation energy-saving, needs to have adopted bridge insulation thermal resistance device, to reach the effect of bridge insulation thermal resistance to realize.
In the curtain wall system of prior art, keel frame and pressing plate are the bearing carriers of whole curtain system, mostly with the shape that possesses good load-carrying properties, make, and shape does not possess good effect of heat insulation, if use the material that possesses good load-carrying properties and effect of heat insulation simultaneously, its cost is extremely expensive again, is difficult to realize industrialization.Generally can be between curtain wall panel and pressing plate, between curtain wall panel and keel and be provided with thermal insulation barriers between securing member and pressing plate, to reach the effect of bridge insulation thermal resistance.But while facing larger variations in temperature (as being subject to influence of fire) due to thermal insulation barriers, compared with miscellaneous part, be prone to aging phenomenon, after thermal insulation barriers ageing failure, it is large that fit-up gap between face glass and keel frame becomes, the phenomenon that there will be face glass to collect together, when serious, even there will be that face glass drops, broken problem, greatly affected integrality and the safety of whole curtain wall system.
Utility model content
The technical problems to be solved in the utility model is to overcome the deficiencies in the prior art, and a kind of simple in structure, easy for installation, locking fastener and curtain wall that can effectively improve fastening strength is provided.
For solving the problems of the technologies described above, the utility model by the following technical solutions:
A locking fastener, comprises securing member, described securing member and be provided with thermal insulation barriers for installing between the pressing plate of securing member, and described thermal insulation barriers outer race is provided with at lost efficacy distending while disappearing hold out against the elasticated topsheet of described securing member of thermal insulation barriers.
Further improvement as technique scheme:
Between described elasticated topsheet and pressing plate, be provided with gripper shoe, described thermal insulation barriers lost efficacy while disappearing, and described elasticated topsheet holds out against described securing member and elasticated topsheet both ends and gripper shoe along gripper shoe distending and offsets.
Described securing member is bolt arrangement, and described thermal insulation barriers is sheathed on the nut end of securing member and offsets with nut bottom, and described thermal insulation barriers lost efficacy while disappearing, and described elasticated topsheet distending also holds out against the nut bottom of described securing member.
Described securing member is bolt arrangement, and described thermal insulation barriers is sheathed on the nut end of securing member and extends and is clipped between elasticated topsheet and gripper shoe, and described thermal insulation barriers lost efficacy while disappearing, and described elasticated topsheet distending also holds out against the nut bottom of described securing member.
Between described elasticated topsheet and pressing plate, be provided with snap ring, described elastic card hoop is located at thermal insulation barriers periphery, and described thermal insulation barriers lost efficacy while disappearing, and described elasticated topsheet distending holds out against described securing member and snap ring and shrinks securing member described in banding.
Described securing member is bolt arrangement, securing member is in being provided with first step near nut end, described thermal insulation barriers is sheathed on the nut end of securing member and offsets with nut bottom, described thermal insulation barriers lost efficacy while disappearing, and nut bottom and snap ring that described elasticated topsheet distending holds out against described securing member shrink banding in the first step place of securing member.
Described securing member is bolt arrangement, described thermal insulation barriers is sheathed on the nut end of securing member and offsets with nut bottom, between described elasticated topsheet and thermal insulation barriers, be arranged with and push cover, described thermal insulation barriers lost efficacy while disappearing, and described elasticated topsheet distending drives and pushes cover and hold out against the nut bottom of described securing member and snap ring and shrink banding in securing member and be positioned at and push cover bottom.
The described top that pushes cover is provided with second step, and described thermal insulation barriers lost efficacy while disappearing, and described elasticated topsheet distending pushes second step, also drives and push the nut bottom that cover holds out against described securing member.
The described bottom that pushes cover is provided with inclined-plane, and described thermal insulation barriers lost efficacy while disappearing, and described snap ring is contracted to along inclined-plane and pushes cover bottom banding in securing member.
A kind of curtain wall, comprise pressing plate, keel and curtain wall panel, described curtain wall panel is fastenedly connected with pressing plate and keel respectively by above-mentioned locking fastener, and described curtain wall panel is held between pressing plate and keel, described thermal insulation barriers lost efficacy while disappearing, and described elasticated topsheet distending also holds out against described securing member.
Described keel are provided with riveting nut, and the end of thread of securing member is threaded with riveting nut.
Compared with prior art, the utility model has the advantage of:
Locking fastener of the present utility model, thermal insulation barriers can play the effect of bridge insulation thermal resistance, it is simple in structure, easy for installation, and thermal insulation barriers outer race is provided with when thermal insulation barriers lost efficacy to disappear distending and hold out against the elasticated topsheet of securing member, be set in the elasticated topsheet of thermal insulation barriers periphery first in state of applanation, when thermal insulation barriers is subject to high temperature melt, between securing member and pressing plate, can produce gap, now, elastic top sector-meeting is distending hold out against securing member voluntarily, between securing member and pressing plate, formed secondary support, guaranteed that this securing member can not become flexible, and has guaranteed bonding strength.Curtain wall of the present utility model, this curtain wall comprises pressing plate, keel and curtain wall panel, curtain wall panel is fastenedly connected with pressing plate and keel respectively by above-mentioned locking fastener, curtain wall panel is held between pressing plate and keel, thermal insulation barriers lost efficacy while disappearing, elasticated topsheet distending also holds out against securing member, between securing member and pressing plate, can produce gap, curtain wall panel can be become flexible, now, elastic top sector-meeting distending and make up securing member and pressing plate between gap, between securing member and pressing plate, formed secondary support, guarantee that this securing member can not become flexible, guaranteed bonding strength, there will not be curtain wall panel monoblock to drop, broken problem, integrality and the safety of whole curtain wall system have greatly been improved.
Accompanying drawing explanation
Fig. 1 is the structural representation before the utility model embodiment 1 thermal insulation barriers disappears.
Fig. 2 is the structural representation after the utility model embodiment 1 thermal insulation barriers disappears.
Fig. 3 is the structural representation before the utility model embodiment 2 thermal insulation barriers disappear.
Fig. 4 is the structural representation after the utility model embodiment 2 thermal insulation barriers disappear.
Fig. 5 is the structural representation before the utility model embodiment 3 thermal insulation barriers disappear.
Fig. 6 is the structural representation after the utility model embodiment 3 thermal insulation barriers disappear.
Fig. 7 is the structural representation before the utility model embodiment 4 thermal insulation barriers disappear.
Fig. 8 is the structural representation after the utility model embodiment 4 thermal insulation barriers disappear.
In figure, each label represents:
1, securing member; 11, first step; 2, pressing plate; 3, thermal insulation barriers; 4, elasticated topsheet; 5, gripper shoe; 51, pawl; 6, snap ring; 7, push cover; 71, second step; 72, inclined-plane; 8, keel; 81, riveting nut; 9, curtain wall panel.
The specific embodiment
Below with reference to Figure of description and specific embodiment, the utility model is described in further details.
embodiment 1:
Fig. 1 and Fig. 2 show the first embodiment of the locking fastener of the utility model, this locking fastener comprises securing member 1, securing member 1 and be provided with thermal insulation barriers 3 for installing between the pressing plate 2 of securing member 1, thermal insulation barriers 3 can play the effect of bridge insulation thermal resistance, it is simple in structure, easy for installation, and thermal insulation barriers 3 outer race are provided with at lost efficacy distending while disappearing hold out against the elasticated topsheet 4 of securing member 1 of thermal insulation barriers 3, be set in the elasticated topsheet 4 of thermal insulation barriers 3 peripheries first in state of applanation, when this thermal insulation barriers 3 is subject to high temperature melt, between securing member 1 and pressing plate 2, can produce gap, now, elasticated topsheet 4 is distending hold out against securing member 1 voluntarily, between securing member 1 and pressing plate 2, formed secondary support, guarantee that this securing member 1 can not become flexible, guaranteed bonding strength.
In the present embodiment, between elasticated topsheet 4 and pressing plate 2, be provided with gripper shoe 5, this gripper shoe 5 is between elasticated topsheet 4 and pressing plate 2, when thermal insulation barriers 3 lost efficacy disappearance, this elasticated topsheet 4 can be along the surperficial distending of gripper shoe 5, can scratch pressing plate 2, guaranteed the intensity of pressing plate 2.
In the present embodiment, and gripper shoe 5 is provided with pawl 51 in the both sides of securing member 1, thermal insulation barriers 3 lost efficacy while disappearing, elasticated topsheet 4 distendings hold out against securing member 1 and elasticated topsheet 4 both ends and pawl 51 and offset, these pawl 51 structures can guarantee that the both sides of elasticated topsheet 4 are only to securing member 1 direction contraction, there is latch functions, improved the intensity that secondary supports.
In the present embodiment, securing member 1 is bolt arrangement, thermal insulation barriers 3 is sheathed on the nut end of securing member 1 and offsets with nut bottom, thermal insulation barriers 3 lost efficacy while disappearing, elasticated topsheet 4 distendings also hold out against the nut bottom of securing member 1, arrange like this, make to have formed an expansion space between the nut bottom of securing member 1 and gripper shoe 5, when thermal insulation barriers 3 is subject to high temperature melt, this elasticated topsheet 4 distending hold out against the nut bottom of securing member 1 in this expansion space, can guarantee that this securing member 1 can not become flexible on the one hand, guaranteed bonding strength, on the other hand, the nut end of securing member 1 again can be to elasticated topsheet 4 constraint location, guarantee that these elasticated topsheet 4 distendings there will not be the phenomenon of sideslip while supporting, stability and agility that elasticated topsheet 4 distendings support have been improved.
Fig. 1 and Fig. 2 show the first embodiment of the utility model curtain wall, this curtain wall comprises pressing plate 2, keel 8 and curtain wall panel 9, curtain wall panel 9 is fastenedly connected with pressing plate 2 and keel 8 respectively by above-mentioned locking fastener, curtain wall panel 9 is held between pressing plate 2 and keel 8, thermal insulation barriers 3 lost efficacy while disappearing, elasticated topsheet 4 distendings also hold out against securing member 1, between securing member 1 and pressing plate 2, can produce gap, curtain wall panel 9 can be loosening, now, elasticated topsheet 4 can distendings and make up securing member 1 and pressing plate 2 between gap, between securing member 1 and pressing plate 2, formed secondary support, guarantee that this securing member 1 can not become flexible, guaranteed bonding strength, there will not be curtain wall panel 9 monoblocks to drop, broken problem, integrality and the safety of whole curtain wall system have greatly been improved.
In the present embodiment, keel 8 are provided with riveting nut 81, and the end of thread of securing member 1 is threaded with riveting nut 81, have extended the be connected thickness of securing member 1 with keel 8, have improved bonding strength.
embodiment 2:
Fig. 3 and Fig. 4 show the second embodiment of the locking fastener of the utility model and curtain wall, this locking fastener and curtain wall are substantially the same manner as Example 1, difference is only: securing member 1 is bolt arrangement, thermal insulation barriers 3 is sheathed on the nut end of securing member 1 and extends and is clipped between elasticated topsheet 4 and gripper shoe 5, thermal insulation barriers 3 lost efficacy while disappearing, elasticated topsheet 4 distendings also hold out against the nut bottom of securing member 1, equally, between the nut bottom of securing member 1 and gripper shoe 5, formed an expansion space, when thermal insulation barriers 3 is subject to high temperature melt, this elasticated topsheet 4 distending hold out against the nut bottom of securing member 1 in this expansion space, can guarantee that this securing member 1 can not become flexible on the one hand, guaranteed bonding strength, on the other hand, the nut end of securing member 1 again can be to elasticated topsheet 4 constraint location, guarantee that these elasticated topsheet 4 distendings there will not be the phenomenon of sideslip while supporting, stability and agility that elasticated topsheet 4 distendings support have been improved.
embodiment 3:
Fig. 5 and Fig. 6 show the third embodiment of the locking fastener of the utility model and curtain wall, this locking fastener and curtain wall are substantially the same manner as Example 1, difference is only: between elasticated topsheet 4 and pressing plate 2, be provided with snap ring 6, snap ring 6 hoops are located at thermal insulation barriers 3 peripheries, when thermal insulation barriers 3 lost efficacy disappearance, elasticated topsheet 4 can hold out against securing member 1 by distending, and snap ring 6 shrinks banding securing member 1, by being used in conjunction with of elasticated topsheet 4 and snap ring 6, further securing member 1 is formed to tightening constraint, prevent that securing member 1 from can not become flexible, improved bonding strength.
In the present embodiment, securing member 1 is bolt arrangement, securing member 1 is in being provided with first step 11 near nut end, thermal insulation barriers 3 is sheathed on the nut end of securing member 1 and offsets with nut bottom, thermal insulation barriers 3 lost efficacy while disappearing, elasticated topsheet 4 distendings hold out against the nut bottom of securing member 1, and snap ring 6 shrinks banding in first step 11 places of securing member 1, arrange like this, make to have formed an expansion space between the nut bottom of securing member 1 and pressing plate 2, when thermal insulation barriers 3 is subject to high temperature melt, this elasticated topsheet 4 distending hold out against the nut bottom of securing member 1 in this expansion space, and between first step 11 and pressing plate 2, form a cannelure, when thermal insulation barriers 3 is subject to high temperature melt, this snap ring 6 is contracted in cannelure along first step 11, can guarantee that this securing member 1 can not become flexible on the one hand, guaranteed bonding strength, on the other hand, the nut end of securing member 1 and first step 11 respectively can be to elasticated topsheet 4 and snap ring 6 constraint location, guarantee that these elasticated topsheet 4 distendings support, snap ring 6 shrinks the phenomenon that there will not be sideslip while making up, having improved elasticated topsheet 4 distendings supports, stability and agility that snap ring 6 shrinks more.
embodiment 4:
Fig. 7 and Fig. 8 show the 4th kind of embodiment of the locking fastener of the utility model and curtain wall, this locking fastener and curtain wall are substantially the same manner as Example 1, difference is only: between elasticated topsheet 4 and pressing plate 2, be provided with snap ring 6, snap ring 6 hoops are located at thermal insulation barriers 3 peripheries, by being used in conjunction with of elasticated topsheet 4 and snap ring 6, further securing member 1 is formed to tightening constraint, prevent that securing member 1 from can not become flexible, and improved bonding strength, securing member 1 is bolt arrangement, thermal insulation barriers 3 is sheathed on the nut end of securing member 1 and offsets with nut bottom, between elasticated topsheet 4 and thermal insulation barriers 3, be arranged with and push cover 7, thermal insulation barriers 3 lost efficacy while disappearing, elasticated topsheet 4 distendings drive and push the nut bottom that cover 7 holds out against securing member 1, and snap ring 6 shrinks banding in securing member 1 and is positioned at and pushes cover 7 bottoms, equally, push between cover 7 and pressing plate 2 and formed an expansion space, when thermal insulation barriers 3 is subject to high temperature melt, this elasticated topsheet 4 distending in this expansion space drives and pushes the nut bottom that cover 7 holds out against securing member 1, and snap ring 6 shrinks bandings in securing member 1 and be positioned at and push cover 7 bottoms, can guarantee that this securing member 1 can not become flexible on the one hand, guaranteed bonding strength, on the other hand, the nut end of securing member 1 and push cover 7 respectively can be to elasticated topsheet 4 and snap ring 6 constraint location, guarantee that these elasticated topsheet 4 distendings support, snap ring 6 shrinks the phenomenon that there will not be sideslip while making up, having improved elasticated topsheet 4 distendings supports, snap ring 6 shrinks stability and the agility making up.
In the present embodiment, the top that pushes cover 7 is provided with second step 71, thermal insulation barriers 3 lost efficacy while disappearing, elasticated topsheet 4 distendings push second step 71, also drive and push the nut bottom that cover 7 holds out against securing member 1, this second step 71 offsets with elasticated topsheet 4, guarantee that these elasticated topsheet 4 distendings there will not be the phenomenon of sideslip while supporting, improved stability and agility that elasticated topsheet 4 distendings support, it is simple and reliable for structure.
In the present embodiment, push cover 7 bottom and be provided with inclined-plane 72, thermal insulation barriers 3 lost efficacy while disappearing, and snap ring 6 72 is contracted to and pushes cover 7 bottoms banding in securing member 1 along inclined-plane, it is more stable quick that this inclined-plane 72 makes snap ring 6 contractions make up process, and it is simple and reliable for structure.
Although the utility model discloses as above with preferred embodiment, yet not in order to limit the utility model.Any those of ordinary skill in the art, in the situation that not departing from technical solutions of the utility model scope, all can utilize the technology contents of above-mentioned announcement to make many possible changes and modification to technical solutions of the utility model, or be revised as the equivalent embodiment of equivalent variations.Therefore, every content that does not depart from technical solutions of the utility model,, all should drop in the scope of technical solutions of the utility model protection any simple modification made for any of the above embodiments, equivalent variations and modification according to the utility model technical spirit.
Claims (11)
1. a locking fastener, comprise securing member (1), described securing member (1) and be provided with thermal insulation barriers (3) for installing between the pressing plate (2) of securing member (1), is characterized in that: described thermal insulation barriers (3) outer race is provided with at lost efficacy distending while disappearing hold out against the elasticated topsheet (4) of described securing member (1) of thermal insulation barriers (3).
2. locking fastener according to claim 1, it is characterized in that: between described elasticated topsheet (4) and pressing plate (2), be provided with gripper shoe (5), described thermal insulation barriers (3) lost efficacy while disappearing, and described elasticated topsheet (4) holds out against described securing member (1) and elasticated topsheet (4) both ends and gripper shoe (5) along gripper shoe (5) distending and offsets.
3. locking fastener according to claim 2, it is characterized in that: described securing member (1) is bolt arrangement, described thermal insulation barriers (3) is sheathed on the nut end of securing member (1) and offsets with nut bottom, when described thermal insulation barriers (3) lost efficacy to disappear, described elasticated topsheet (4) distending also holds out against the nut bottom of described securing member (1).
4. locking fastener according to claim 2, it is characterized in that: described securing member (1) is bolt arrangement, described thermal insulation barriers (3) is sheathed on the nut end of securing member (1) and extends and is clipped between elasticated topsheet (4) and gripper shoe (5), when described thermal insulation barriers (3) lost efficacy to disappear, described elasticated topsheet (4) distending also holds out against the nut bottom of described securing member (1).
5. locking fastener according to claim 1, it is characterized in that: between described elasticated topsheet (4) and pressing plate (2), be provided with snap ring (6), described snap ring (6) hoop is located at thermal insulation barriers (3) periphery, when described thermal insulation barriers (3) lost efficacy to disappear, described elasticated topsheet (4) distending holds out against described securing member (1) and snap ring (6) and shrinks securing member (1) described in banding.
6. locking fastener according to claim 5, it is characterized in that: described securing member (1) is bolt arrangement, securing member (1) is in being provided with first step (11) near nut end, described thermal insulation barriers (3) is sheathed on the nut end of securing member (1) and offsets with nut bottom, described thermal insulation barriers (3) lost efficacy while disappearing, and described elasticated topsheet (4) distending holds out against nut bottom and snap ring (6) the contraction banding of described securing member (1) and locates in the first step (11) of securing member (1).
7. locking fastener according to claim 5, it is characterized in that: described securing member (1) is bolt arrangement, described thermal insulation barriers (3) is sheathed on the nut end of securing member (1) and offsets with nut bottom, between described elasticated topsheet (4) and thermal insulation barriers (3), be arranged with and push cover (7), when described thermal insulation barriers (3) lost efficacy to disappear, described elasticated topsheet (4) distending drives and pushes cover (7) and hold out against the nut bottom of described securing member (1) and snap ring (6) contraction banding in securing member (1) and be positioned at and push cover (7) bottom.
8. locking fastener according to claim 7, it is characterized in that: described in push cover (7) top be provided with second step (71), described thermal insulation barriers (3) lost efficacy while disappearing, and described elasticated topsheet (4) distending pushes second step (71), also drives and push the nut bottom that cover (7) holds out against described securing member (1).
9. locking fastener according to claim 8, it is characterized in that: described in push cover (7) bottom be provided with inclined-plane (72), when described thermal insulation barriers (3) lost efficacy to disappear, along inclined-plane, (72) are contracted to and push cover (7) bottom banding in securing member (1) described snap ring (6).
10. a curtain wall, it is characterized in that: comprise pressing plate (2), keel (8) and curtain wall panel (9), described curtain wall panel (9) is by being fastenedly connected with pressing plate (2) and keel (8) respectively as the locking fastener as described in any one in claim 1 to 9, described curtain wall panel (9) is held between pressing plate (2) and keel (8), described thermal insulation barriers (3) lost efficacy while disappearing, and described elasticated topsheet (4) distending also holds out against described securing member (1).
11. curtain walls according to claim 10, is characterized in that: described keel (8) are provided with riveting nut (81), and the end of thread of securing member (1) is threaded with riveting nut (81).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420206022.9U CN203939162U (en) | 2014-04-25 | 2014-04-25 | A kind of locking fastener and curtain wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420206022.9U CN203939162U (en) | 2014-04-25 | 2014-04-25 | A kind of locking fastener and curtain wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203939162U true CN203939162U (en) | 2014-11-12 |
Family
ID=51858487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420206022.9U Expired - Lifetime CN203939162U (en) | 2014-04-25 | 2014-04-25 | A kind of locking fastener and curtain wall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203939162U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110821014A (en) * | 2019-12-12 | 2020-02-21 | 徐艳 | Curtain wall structure |
-
2014
- 2014-04-25 CN CN201420206022.9U patent/CN203939162U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110821014A (en) * | 2019-12-12 | 2020-02-21 | 徐艳 | Curtain wall structure |
| CN110821014B (en) * | 2019-12-12 | 2021-04-06 | 深圳市华辉装饰工程有限公司 | Curtain wall structure |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |