CN205421627U - Fireproof plugging structure for joint of partition wall and roof - Google Patents
Fireproof plugging structure for joint of partition wall and roof Download PDFInfo
- Publication number
- CN205421627U CN205421627U CN201620171006.XU CN201620171006U CN205421627U CN 205421627 U CN205421627 U CN 205421627U CN 201620171006 U CN201620171006 U CN 201620171006U CN 205421627 U CN205421627 U CN 205421627U
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- CN
- China
- Prior art keywords
- partition wall
- draconis
- dividing plate
- fireproof
- profiled sheet
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- 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 - Fee Related
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- 238000005192 partition Methods 0.000 title claims abstract description 59
- 239000011490 mineral wool Substances 0.000 claims abstract description 33
- 229920000742 Cotton Polymers 0.000 claims description 12
- 238000004321 preservation Methods 0.000 claims description 12
- 238000010079 rubber tapping Methods 0.000 claims description 10
- 229910001335 Galvanized steel Inorganic materials 0.000 claims description 6
- 239000008397 galvanized steel Substances 0.000 claims description 6
- 210000003128 head Anatomy 0.000 claims description 5
- 239000004568 cement Substances 0.000 claims description 4
- 230000011218 segmentation Effects 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 abstract description 6
- 239000010959 steel Substances 0.000 abstract description 6
- 238000007789 sealing Methods 0.000 abstract description 3
- 230000002265 prevention Effects 0.000 abstract description 2
- 239000012634 fragment Substances 0.000 abstract 4
- 230000002708 enhancing effect Effects 0.000 abstract 1
- 239000003292 glue Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 2
- 230000009970 fire resistant effect Effects 0.000 description 2
- 229910052602 gypsum Inorganic materials 0.000 description 2
- 239000010440 gypsum Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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- Building Environments (AREA)
Abstract
A fireproof plugging structure at the joint of a partition wall and a roof comprises rock wool, profiled steel plates, a pressing plate, a keel and a partition plate; rock wool is filled to the recess of profiled sheet, and the clamp plate is fixed in the profiled sheet below and is covered the recess is connected with the slide rail on the lower surface of clamp plate, and the top of fossil fragments is connected in the slide rail, and the baffle is connected in the side of fossil fragments, is provided with fire prevention between the top of baffle and the clamp plate and seals glue. The utility model adopts rock wool to fill the uneven surface of the profiled steel sheet at the joint of the partition wall and the roof, effectively ensures that any cavity and gap can not be directly formed between the keel and the profiled steel sheet, and ensures that the contact surface between the partition wall and the profiled steel sheet reaches the maximum sealing performance, thereby greatly enhancing the fireproof performance of the joint of the partition wall and the roof and ensuring that the fireproof grade of the whole partition wall system reaches the standard; fix the top of fossil fragments in the slide rail, the slide rail can effectively improve the deformation that is in higher position fossil fragments, strengthens the stability of whole partition wall system.
Description
Technical field
This utility model relates to partition wall construction field, particularly a kind of partition wall position fireproof plugging structure.
Background technology
Building for large common facility or densely populated place is generally of the strictest fire protection requirement, so that it is guaranteed that the safety of the lives and properties of people.In recent years, in some literary composition trip theme park construction projects, so that the body of wall of building is the most moulding and the function of satisfied outside engraving, generally requiring the employing material such as lightgage steel joist, light-gauge steel section as partition wall system, fireproof blocking is generally required the most harsh by this type partition wall body system.
In order to strengthen the fire resistance property of partition wall system, tradition Normal practice is to use setscrew will to be fixed along top Os Draconis with the steel-concrete floor along Os Draconis top, top in the junction of partition wall and roofing, internal clearance for profiled sheet is not filled, and only the junction fluid sealant at fire-resistant gypsum panel with steel-concrete floor tamps.Owing to the plate face of profiled sheet is concavo-convex, thus cause fire-resistant gypsum panel to have hole and gap with the junction of steel-concrete floor, these holes and gap make the fire resistance rating of partition wall system be difficult to reach design standard, greatly reduce the overall fire protecting performance of partition wall system, so that the risk of catching fire of building increases severely.
Utility model content
The purpose of this utility model is to provide the fireproof plugging structure of a kind of partition wall and roofing junction, and poor to solve the overall fire protecting performance of partition wall system present in prior art, fire resistance rating is difficult to reach the defect of design standard.
For achieving the above object, this utility model adopts the following technical scheme that
A kind of partition wall and the fireproof plugging structure of roofing junction, including rock wool, profiled sheet, pressing plate, Os Draconis and dividing plate；Described rock wool is filled to the groove of described profiled sheet, described pressing plate is fixed on below described profiled sheet and covers described groove, connect on the lower surface of described pressing plate and have slide rail, the top of described Os Draconis is connected in described slide rail, described dividing plate is connected to the side of Os Draconis, is provided with fireproof seal gum between top and the described pressing plate of dividing plate.
Described Os Draconis include pushing up Os Draconis and vertical keel, and wherein top Os Draconis are positioned at the top of vertical keel；Described top Os Draconis are connected in slide rail, both length are consistent；The side of described vertical keel connects dividing plate.
The lower section of described profiled sheet is provided with the heat-preservation cotton being fixed on described profiled sheet lower surface, junction at described partition wall Yu described roofing, described heat-preservation cotton is formed holding tank by the segmentation of described partition wall, and the top of described slide rail, described fireproof seal gum, the top of described Os Draconis and described dividing plate is positioned at described holding tank.
Described pressing plate is between described heat-preservation cotton and described profiled sheet, and the length of described pressing plate is consistent with the length of described top Os Draconis, and the width of described pressing plate is more than or equal to the width of described holding tank.
Described dividing plate is configured to plasterboard or cement plate, quantity at least 2 pieces.
When the quantity of described dividing plate is less than or equal to 4, the thickness of described dividing plate and the consistency of thickness of described fireproof seal gum；When the quantity of described dividing plate is more than or equal to 6, between the top of described dividing plate and described pressing plate, fill described fireproof seal gum and described rock wool, the thickness of described dividing plate and described fireproof seal gum and the consistency of thickness of described rock wool.
Described platen configuration is for making to occur without between described partition wall and described profiled sheet cavity and the galvanized steel plain sheet in gap.
Described slide rail is configured for adjusting the U-type groove of described Os Draconis deformation, and the end face of described U-type groove is connected with described profiled sheet by self-tapping screw；The side of described U-type groove is provided with some slotted eyes, and the top of described Os Draconis is fixed in described U-type groove by screw through some described slotted eyes.
When there is one or more groove on the out-of-flatness surface of described profiled sheet, with described rock wool, one or more described groove is all tamped.
Described Os Draconis are internal to be tamped by described rock wool, forms wall base body, and described dividing plate is fixed on described wall base body by countersunk head nail.
Compared with prior art this utility model has the characteristics that and beneficial effect:
The fireproof plugging structure that this utility model provides, rock wool is used to be tamped on the out-of-flatness surface of partition wall with the profiled sheet of roofing junction, further it is connected fixing to pressing plate and profiled sheet, thus Os Draconis have been effectively ensured and have not directly had any cavity and gap with profiled sheet, the contact surface between partition wall and profiled sheet is made to reach sealing to greatest extent, thus greatly strengthening the fire protecting performance of partition wall and roofing junction so that the fire resistance rating of whole partition wall system is up to standard.The fireproof plugging structure that this utility model provides, is fixed on the top of Os Draconis in slide rail, and slide rail can be effectively improved the deformation being in higher position Os Draconis, strengthens the stability of whole partition wall system.
Accompanying drawing explanation
The utility model is described in more detail below in conjunction with the accompanying drawings.
Fig. 1 is the first operating mode schematic diagram of this utility model embodiment one.
Fig. 2 is the second operating mode schematic diagram of this utility model embodiment one.
Fig. 3 is the first operating mode schematic diagram of this utility model embodiment two.
Fig. 4 is the second operating mode schematic diagram of this utility model embodiment two.
Fig. 5 is the first operating mode schematic diagram of this utility model embodiment three.
Fig. 6 is the second operating mode schematic diagram of this utility model embodiment three.
Reference: 1-profiled sheet；2-pressing plate；3-slide rail；4-Os Draconis；41-pushes up Os Draconis；42-vertical keel；5-dividing plate；6-fireproof seal gum；7-heat-preservation cotton；8-holding tank；9-self-tapping screw；10-screw；101-groove；11-rock wool；12-countersunk head is followed closely.
Detailed description of the invention
Embodiment one sees shown in Fig. 1, Fig. 2, and this partition wall and the fireproof plugging structure of roofing junction, including rock wool, profiled sheet, pressing plate, Os Draconis and dividing plate；Described rock wool is filled to the groove of described profiled sheet, described pressing plate is fixed on below described profiled sheet and covers described groove, connect on the lower surface of described pressing plate and have slide rail, the top of described Os Draconis is connected in described slide rail, described dividing plate is connected to the side of Os Draconis, is provided with fireproof seal gum between top and the described pressing plate of dividing plate.
Described Os Draconis 4 include pushing up Os Draconis 41 and vertical keel 42, and wherein top Os Draconis 41 are positioned at the top of vertical keel 42；Described top Os Draconis 41 are connected in slide rail 3, both length are consistent；The side of described vertical keel 42 connects dividing plate 5.
Construction method of the present utility model, specifically comprises the following steps that S00 step: the out-of-flatness surface of partition wall with the profiled sheet 1 of roofing junction is first tamped by workmen with rock wool 11.Owing to the surface of profiled sheet 1 is male and fomale(M&F), it it is out-of-flatness surface, may result in partition wall and easily produce hole and gap with roofing junction, hole and gap can improve the risk of catching fire of partition wall system greatly, construct according to traditional approach, can reduce the overall fire prevention system energy of partition wall system, the overall fire resistance being easily caused partition wall system is the most up to standard.S10 step: pressing plate 2 is connected by multiple hexagonals nail is fixing with profiled sheet 1.The profiled sheet 1 filling rock wool 11 can be sealed by pressing plate 2 further, it is ensured that does not haves cavity and gap between Os Draconis 4 and profiled sheet 1.S20 step: being fixed on the downside of pressing plate 2 by slide rail 3, Open Side Down for the U-lag of slide rail 3, convenient fixing Os Draconis 4.S30 step: the top of Os Draconis 4 is fixed in slide rail 3, thus realize Os Draconis 4 and be connected with the fixing of profiled sheet 1, what guarantee partition wall was connected with roofing combines closely, and the top of Os Draconis 4 includes pushing up Os Draconis 41 and being positioned at a part of vertical keel 42 on vertical keel 42 top.S40 step: a pair or multipair dividing plate 5 are fixed on the both sides of vertical keel 42, fills fireproof seal gum 6 between the top of dividing plate 5 and pressing plate 2, and fireproof seal gum 6 can effectively prevent the high temperature destruction to profiled sheet 1.The fireproof blocking construction method that the present invention provides, rock wool 11 is used to be tamped on the out-of-flatness surface of partition wall with the profiled sheet 1 of roofing junction, then it is connected fixing with profiled sheet 1 for pressing plate 2, thus be effectively ensured between Os Draconis 4 and profiled sheet 1 and do not had any cavity and gap, make the contact surface between partition wall and profiled sheet reach sealing to greatest extent, thus greatly strengthen the fire protecting performance of partition wall and roofing junction.
In the present embodiment, preferably, the lower section of profiled sheet 1 is provided with the heat-preservation cotton 7 being fixed on profiled sheet 1 lower surface, junction at partition wall Yu roofing, heat-preservation cotton 7 is formed holding tank 8 by partition wall segmentation, and the top of slide rail 3, fireproof seal gum 6, top Os Draconis 41 and dividing plate 5 is positioned at holding tank 8.Owing to the intensity of heat-preservation cotton 7 is relatively low, unsuitable as connecting assembly, therefore heat-preservation cotton 7 is split formation holding tank 8 and Os Draconis 4 can be facilitated be connected with the fixing of profiled sheet 1 by slide rail 3, pressing plate 2, thus partition wall and roofing junction have higher structural strength.
In the present embodiment, preferably, pressing plate 2 is between heat-preservation cotton 7 and profiled sheet 1, and the length of pressing plate 2 is consistent with the length of Os Draconis 4, and the width of pressing plate 2 is more than or equal to the width of holding tank 8.In order to realize pressing plate 2, partition wall is covered with roofing junction comprehensively, the length of pressing plate 2 is consistent with the length of Os Draconis 4, thus realize the pressing plate 2 comprehensive covering to Os Draconis 4 junction, namely pressing plate 2 can slightly longer than need the Os Draconis 4 of connection, it is desirable that be not smaller than the Os Draconis 4 needing to connect.In order to increase the structural strength of partition wall and roofing junction further, the width of pressing plate 2 should be greater than or be equal to the width of holding tank 8, the preferably width of pressing plate 2 width more than holding tank 8, so that pressing plate 2 is fixed on profiled sheet 1 more closely.
In the present embodiment, preferably, dividing plate 5 is configured to plasterboard or cement plate.Plasterboard or cement plate are conventional construction materials, and both has good fire resistance.
In the present embodiment, preferably, pressing plate 2 is configured to galvanized steel plain sheet, galvanized steel plain sheet is used for so that occurring without cavity and gap between partition wall and profiled sheet 1, galvanized steel plain sheet itself has good fire resistance and rustless property, pressing plate 2 is configured to galvanized steel plain sheet, can effectively strengthen partition wall and the structural strength of roofing junction and fire resistance.
In the present embodiment, preferably, slide rail 3 is configured for adjusting the U-type groove of Os Draconis 4 deformation, strengthens the stability of partition wall system, and the end face of U-type groove is connected with profiled sheet 1 by self-tapping screw 9.The purpose using self-tapping screw 9 is to facilitate the installation of U-type groove, after self-tapping screw 9 passes pressing plate 2, fixes with profiled sheet 1 and is connected.The purpose using U-type groove is to facilitate Os Draconis 4 to be fixed in U-type groove, thus ensures being reliably connected between Os Draconis 4 and profiled sheet 1.
In the present embodiment, as further preferred version, the side of U-type groove is provided with some slotted eyes, and the top of Os Draconis 4 is fixed in U-type groove by screw 10 through some slotted eyes.Slotted eye can facilitate Os Draconis 4 to be connected with the fixing of U-type groove, and slotted eye can effectively control cumulative error when Os Draconis 4 are installed.
In the present embodiment, preferably, Os Draconis 4 are internal to be tamped by rock wool 11, forms wall base body, and dividing plate 5 is fixed on wall base body by countersunk head nail 12.By countersunk head nail 12, dividing plate 5 is fixed on wall base body, the most easy for installation, there is again higher structural strength.
In the present embodiment, preferably, when the quantity of dividing plate 5 is less than or equal to 4, the thickness of dividing plate 5 and the consistency of thickness of fireproof seal gum 6；When the quantity of dividing plate 5 is more than or equal to 6, fireproof seal gum 6 and rock wool 11 is filled between the top of dividing plate 5 and pressing plate 2, the thickness of dividing plate 5 and fireproof seal gum 6 and the consistency of thickness of rock wool 11, the i.e. thickness of dividing plate 5 are equal to fireproof seal gum 6 and the thickness sum of rock wool 11.As shown in Figures 2 and 3, the quantity of dividing plate 5 is 2 pieces, and 2 pieces of dividing plates 5 are positioned at the both sides of vertical keel 42, are symmetric.2 pieces of dividing plates are all fixed with vertical keel 42 and are connected, now, and the thickness of dividing plate 5 and the consistency of thickness of fireproof seal gum 6.Further preferred, as shown in Figures 1 and 2, in S00 step, there are two grooves 101, when the out-of-flatness surface of the profiled sheet 1 shown in Fig. 2 has a groove 101, now on the out-of-flatness surface of the profiled sheet 1 shown in Fig. 1, no matter there are how many grooves 101, all with rock wool 11, one or more groove 101 is all tamped, and self-tapping screw 9 is preferably placed at the trough of profiled sheet 1, namely more the fixing with rock wool 1 of self-tapping screw 9 is connected.
Embodiment two sees shown in Fig. 3, Fig. 4, is with the difference of embodiment one: the quantity of described dividing plate 5 is 4 pieces, and 4 pieces of dividing plates 5 are positioned at the both sides of vertical keel 42, are symmetric.4 pieces of dividing plates are all fixed with vertical keel 42 and are connected, now, and the thickness of dividing plate 5 and the consistency of thickness of fireproof seal gum 6.Further preferred, as shown in Figures 3 and 4, in S00 step, there are on the out-of-flatness surface of the profiled sheet 1 shown in Fig. 3 two grooves 101, when there is a groove 101 on the out-of-flatness surface of the profiled sheet 1 shown in Fig. 4, now, no matter there are how many grooves 101, all with rock wool 11, one or more groove 101 is all tamped, and self-tapping screw 9 is preferably placed at the trough of profiled sheet 1.
Embodiment three sees shown in Fig. 5, Fig. 6, and the difference of embodiment one and embodiment two is: also fill up rock wool 11 between the top of dividing plate 5 and pressing plate 2.The quantity of dividing plate 5 is 6 pieces, and 6 pieces of dividing plates 5 are positioned at the both sides of vertical keel 42, are symmetric.Fixing with vertical keel 42 in whole or in part in 6 pieces of dividing plates is connected, and now, the thickness of dividing plate 5 and fireproof seal gum 6 and the consistency of thickness of rock wool 11, the i.e. thickness of dividing plate 5 are equal to fireproof seal gum 6 and the thickness sum of rock wool 11.Further preferred, as shown in Figures 5 and 6, in S00 step, there are on the out-of-flatness surface of the profiled sheet 1 shown in Fig. 5 two grooves 101, when there is a groove 101 on the out-of-flatness surface of the profiled sheet 1 shown in Fig. 6, now, no matter there are how many grooves 101, all with rock wool 11, one or more groove 101 is all tamped, and self-tapping screw 9 is preferably placed at the trough of profiled sheet 1.Namely more fixing with rock wool 1 is connected.
Claims (10)
1. a partition wall and the fireproof plugging structure of roofing junction, it is characterised in that: include rock wool (11), profiled sheet (1), pressing plate (2), Os Draconis (4) and dividing plate (5)；
Described rock wool (11) is filled to the groove (101) of described profiled sheet (1), described pressing plate (2) is fixed on described profiled sheet (1) lower section and covers described groove (101), connect on the lower surface of described pressing plate (2) and have slide rail (3), the top of described Os Draconis (4) is connected in described slide rail (3), described dividing plate (5) is connected to the side of Os Draconis (4), is provided with fireproof seal gum (6) between top and the described pressing plate (2) of dividing plate (5).
Partition wall the most according to claim 1 and the fireproof plugging structure of roofing junction, it is characterised in that: described Os Draconis (4) include pushing up Os Draconis (41) and vertical keel (42), wherein push up Os Draconis (41) and are positioned at the top of vertical keel (42)；
Described top Os Draconis (41) is connected in slide rail (3), both length are consistent；
The side of described vertical keel (42) connects dividing plate (5).
Partition wall the most according to claim 2 and the fireproof plugging structure of roofing junction, it is characterised in that: the lower section of described profiled sheet (1) is provided with the heat-preservation cotton (7) being fixed on described profiled sheet (1) lower surface；
In the junction of partition wall Yu roofing, described heat-preservation cotton (7) is formed holding tank (8) by partition wall segmentation；
The top of described slide rail (3), described fireproof seal gum (6), the top of described Os Draconis (4) and described dividing plate (5) is positioned at described holding tank (8).
Partition wall the most according to claim 3 and the fireproof plugging structure of roofing junction, it is characterised in that: described pressing plate (2) is positioned between described heat-preservation cotton (7) and described profiled sheet (1)；
The length of described pressing plate (2) is consistent with the length on described top Os Draconis (41)；
The width of described pressing plate (2) is more than or equal to the width of described holding tank (8).
5. according to the fireproof plugging structure of the partition wall described in Claims 1-4 any one Yu roofing junction, it is characterised in that: described dividing plate (5) is configured to plasterboard or cement plate.
Partition wall the most according to claim 5 and the fireproof plugging structure of roofing junction, it is characterised in that: at least 2 pieces of described dividing plate (5):
When the quantity of described dividing plate (5) is less than or equal to 4, the thickness of described dividing plate (5) and the consistency of thickness of described fireproof seal gum (6)；
When the quantity of described dividing plate (5) is more than or equal to 6, described fireproof seal gum (6) and described rock wool (11), the thickness of described dividing plate (5) and described fireproof seal gum (6) and the consistency of thickness of described rock wool (11) is filled between the top of described dividing plate (5) and described pressing plate (2).
Partition wall the most according to claim 6 and the fireproof plugging structure of roofing junction, it is characterised in that: described pressing plate (2) is configured for so that occurring without cavity and the galvanized steel plain sheet in gap between described partition wall and described profiled sheet (1).
Partition wall the most according to claim 7 and the fireproof plugging structure of roofing junction, it is characterised in that: described slide rail (3) is configured for adjusting the U-type groove that described Os Draconis (4) deform；
The end face of described U-type groove is connected with described profiled sheet (1) by self-tapping screw (9).
Partition wall the most according to claim 8 and the fireproof plugging structure of roofing junction, it is characterised in that: the side of described U-type groove is provided with some slotted eyes；
The top of described Os Draconis (4) is fixed in described U-type groove by screw (10) through some described slotted eyes.
10. according to the fireproof plugging structure of the partition wall described in claim 6 to 9 any one Yu roofing junction, it is characterised in that: described Os Draconis (4) are internal to be tamped by rock wool (11), forms wall base body；
Described dividing plate (5) is fixed on described wall base body by countersunk head nail (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620171006.XU CN205421627U (en) | 2016-03-07 | 2016-03-07 | Fireproof plugging structure for joint of partition wall and roof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620171006.XU CN205421627U (en) | 2016-03-07 | 2016-03-07 | Fireproof plugging structure for joint of partition wall and roof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205421627U true CN205421627U (en) | 2016-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620171006.XU Expired - Fee Related CN205421627U (en) | 2016-03-07 | 2016-03-07 | Fireproof plugging structure for joint of partition wall and roof |
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| CN (1) | CN205421627U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106401025A (en) * | 2016-10-12 | 2017-02-15 | 上海市建筑装饰工程集团有限公司 | Construction method for lightgage steel joist system capable of preventing partition wall from cracking |
| CN106401026A (en) * | 2016-10-12 | 2017-02-15 | 上海市建筑装饰工程集团有限公司 | Lightgage steel joist system capable of preventing partition wall from cracking |
| CN106401024A (en) * | 2016-10-12 | 2017-02-15 | 上海市建筑装饰工程集团有限公司 | Cracking-preventing partition wall |
| CN106567476A (en) * | 2016-10-12 | 2017-04-19 | 上海市建筑装饰工程集团有限公司 | Construction method for preventing partition cracking |
-
2016
- 2016-03-07 CN CN201620171006.XU patent/CN205421627U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106401025A (en) * | 2016-10-12 | 2017-02-15 | 上海市建筑装饰工程集团有限公司 | Construction method for lightgage steel joist system capable of preventing partition wall from cracking |
| CN106401026A (en) * | 2016-10-12 | 2017-02-15 | 上海市建筑装饰工程集团有限公司 | Lightgage steel joist system capable of preventing partition wall from cracking |
| CN106401024A (en) * | 2016-10-12 | 2017-02-15 | 上海市建筑装饰工程集团有限公司 | Cracking-preventing partition wall |
| CN106567476A (en) * | 2016-10-12 | 2017-04-19 | 上海市建筑装饰工程集团有限公司 | Construction method for preventing partition cracking |
| CN106401025B (en) * | 2016-10-12 | 2019-02-19 | 上海市建筑装饰工程集团有限公司 | The construction method for preventing the lightgauge steel joist system of cracks on partition walls |
| CN106567476B (en) * | 2016-10-12 | 2019-02-19 | 上海市建筑装饰工程集团有限公司 | The construction method of pre- crack resistence partition wall |
| CN106401026B (en) * | 2016-10-12 | 2019-02-19 | 上海市建筑装饰工程集团有限公司 | The lightgauge steel joist system for preventing cracks on partition walls |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160803 |