CN101864829A - Rainwater leakage prevention structure for precast concrete external wall panel - Google Patents
Rainwater leakage prevention structure for precast concrete external wall panel Download PDFInfo
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- CN101864829A CN101864829A CN 201010200176 CN201010200176A CN101864829A CN 101864829 A CN101864829 A CN 101864829A CN 201010200176 CN201010200176 CN 201010200176 CN 201010200176 A CN201010200176 A CN 201010200176A CN 101864829 A CN101864829 A CN 101864829A
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Abstract
The invention discloses a rainwater leakage prevention structure for a precast concrete external wall panel. A vertical partitioning slot is formed at the intersection of every two precast concrete panels which are adjacent in the left-right direction; every two precast concrete panels which are adjacent in the vertical direction are in stepped connection to form a horizontal partitioning slot and an internal partitioning slot on the outer side of a building and a horizontal partitioning slot on the inner side of the building; a foamed polyethylene circular rod and water-proof adhesive are arranged on the horizontal partitioning slot and the vertical partitioning slot on the inner side of the building to reduce the influence of the external environment of the building on the water-proof adhesive; the horizontal partitioning slot on the outer side of the building has the shape of a wedged notch; the two sides of the vertical partitioning slot are provided with symmetric notches and a rubber flashing; stepped connection surfaces of the two precast concrete panels which are adjacent along the left-right direction at the intersection of the horizontal partitioning slot and the vertical partitioning slot are covered by an aluminum foil plate; and each rubber flashing is extended downwards to the space over the aluminum foil plate of the precast concrete panel. When the rubber flashing has water, the water flows naturally to the aluminum foil plate and flows out along a wedged backflow notch so as to achieve the water-proof effect.
Description
Technical field
The invention belongs to a kind of rainwater leakage prevention structure for precast concrete external wall panel, relate to a kind of precast concrete external wall panel of rainwater leakage prevention.
Background technology
Precast concrete external wall panel (PRECAST PANEL) is precast concrete plank and structural element, after the factory for prefabrication requires to make processing according to drawing, transports to the building-site splicing and installs.Because it has short construction period, reliable in quality (very effective to preventing common quality defects such as crack, seepage), (consumptive material is few in energy-conserving and environment-protective, reduce airborne dust and noise etc.), advantage such as industrialization degree height and labour's input amount be few, so obtained extensive utilization in the public and housing construction in (as Japan etc.) and area, China Hong Kong abroad.Major advantage is to carry out commercialization production, site operation efficient height, and labour intensity is low, and member is convenient to install, and structural strength is all good than combination construction with deformability.
The water resistance of precast concrete external wall panel concerns the application life of whole building, and the life-span of marine glue directly influences the water resistance of wallboard.The water resistance that influences the precast concrete exterior wall have following some:
1, the influence of main structure body distortion: precast concrete plank is outer hanging on the structural element, when therefore if structural element is out of shape, precast concrete external wall panel will inevitably produce distortion with structure, so the partitioning slot between every precast concrete plate should be less than 10mm, standard adopts the partitioning slot of 20mm, when preventing malformation, precast concrete plate generation squeeze and destroy.
2, the temperature deformation of precast concrete plank itself influence: in order to reduce the thermal stresses influence of precast concrete plank itself, when design precast concrete plank support node, two nodes in upper end are thought of as are movably hinged node, two nodes in lower end are thought of as stationary nodes.When producing thermal stresses, precast concrete plate self can utilize end node to carry out stress release.Cooperate the setting of partitioning slot, prevent the precast concrete plank cracking, influence the use and the waterproof life-span of wallboard.
3, the influence of marine glue: should adopt the special-purpose good building marine glue of elasticity, cooperate materials such as polyethylene foamed pole, form the waterproof partitioning slot of a sealing.The life-span of marine glue is the key that influences water resistance, and the polyethylene foamed pole can guarantee that marine glue is in two-sided stressed works fine state, and when main body deformed, marine glue can adapt to the distortion of main body, is not easy cracking.
Summary of the invention
The object of the present invention is to provide a kind of rainwater leakage prevention structure for precast concrete external wall panel.
For achieving the above object, the present invention takes following technical scheme:
A kind of rainwater leakage prevention structure for precast concrete external wall panel, this precast concrete external wall panel is made up of precast concrete plank and structural element, and described structural element is for supporting the member of precast plate weight; Precast concrete plank is outer hanging on the structural element, two Activity On the Nodes of every precast concrete plank upper end are hinged on the structural element, two nodes of every precast concrete plank lower end are fixed on the structural element, wherein, the adjacent crossing part of precast concrete plank in per two left and right sides forms vertical partitioning slot; Per two neighbouring precast concrete planks are stepped connection, promptly, the joint of per two precast concrete planks up and down is two rank ladders, the high face that is positioned at top precast concrete plank joins with the bottom surface that is positioned at following precast concrete plank, form the horizontal subdivision seam in the building outside, the bottom surface that is positioned at top precast concrete plank joins with the high face that is positioned at following precast concrete plank, form the inboard horizontal subdivision seam of building, the middle part vertical plane of two rank ladders of per two precast concrete planks up and down is relative, form inner partitioning slot, wherein, the polyethylene foamed pole is located on the inboard horizontal subdivision seam of the building vertical partitioning slot inboard with being positioned at building with marine glue; The bottom surface of the precast concrete plank below being positioned in the horizontal subdivision seam in the described building outside tilts below the building outside, makes the horizontal subdivision seam in the building outside form the wedge-shaped indentation shape; The adjacent precast concrete plank in per two left and right sides has symmetrical gap in the both sides of vertical partitioning slot respectively, form relative gap, and in this relative gap, being provided with the rubber watertight shutter, this rubber watertight shutter passes from vertical partitioning slot, and covers in the inboard of building.
The present invention breaks through routine, use built-in waterproof partitioning slot, the marine glue that routine is arranged on the exterior wall outside moves on to the inboard of wall, reduces the influence of building external environment to marine glue, particularly ultraviolet ray in the sunlight and rainwater, this has prolonged the application life of marine glue greatly.In the present invention, the horizontal subdivision seam in the building outside adopts the design of wedge shape refluence breach, and the moisture content in the precast concrete plank is flowed back to outside the precast concrete plank.The present invention also in vertical partitioning slot, cooperates the marine glue acting in conjunction with the rubber watertight shutter, effectively stops extraneous moisture to infiltrate.
In rainwater leakage prevention structure for precast concrete external wall panel of the present invention, the shared aluminium foil plate of ladder joint face at the adjacent precast concrete plank in two left and right sides of horizontal subdivision seam that is positioned at the described building outside and the crossing part of vertical partitioning slot is covered with, the relative gap at described rubber watertight shutter place is positioned on the inside partitioning slot of joining of per two precast concrete planks up and down, make every rubber watertight shutter extend from the relative gap at place downwards, the inner partitioning slot of process also extends on the aluminium foil plate that is positioned at following precast concrete plank.At the horizontal subdivision seam in the building outside and the intersection of vertical partitioning slot, it is the weak location of waterproof, on the ladder joint face of the precast concrete plank that two following left and right sides of adopting 300mm long aluminium foil surface self-adhesion splash guard (abbreviating the aluminium foil plate as) to cover to be positioned at the horizontal subdivision in the building outside to stitch are adjacent, strengthen the water resistance of intersection, the length of described aluminium foil surface self-adhesion splash guard is 300mm, be to be center line with vertical partitioning slot, the length sum of two horizontal subdivision seams of its both sides, this aluminium foil plate has been separated, bottom rubber watertight shutter, when the top watertight shutter has moisture content, can flow on the aluminium foil plate by nature, and then outside wedge shape refluence (stream is for flowing backwards outside precast concrete plank) breach outflow precast concrete plank, thereby reached good waterproof effect.
In rainwater leakage prevention structure for precast concrete external wall panel of the present invention, in described precast concrete plank and partitioning slot that the outer wall foundation of precast concrete external wall panel bottom partly is connected, polyethylene foamed pole and marine glue are located on the building inboard in the partitioning slot.The built-in waterproof partitioning slot of the same employing of the partitioning slot of precast concrete plank and outer wall foundation part cooperates the outer wall foundation little squat pier of concrete partly, forms the water blocking tape of sealing, and promptly convenient construction can guarantee the life-span of marine glue again.
In rainwater leakage prevention structure for precast concrete external wall panel of the present invention, at the described precast concrete plank that is positioned at the exterior wall corner is L shaped shape, the turning of L shaped shape precast concrete plank is the corner of exterior wall, makes the adjacent precast concrete plank in the left and right sides of both sides, exterior wall corner become as a whole.In general, intersection in the vertical partitioning slot of the adjacent precast concrete plank in two left and right sides of exterior wall corner, it also is the weak location of waterproof, in order to strengthen the globality of precast concrete plate, the precast concrete plank of corner is made the L type, adopt common partitioning slot design with contiguous prefabricated concrete plate partitioning slot again, thereby improve the water resistance of wallboard.
The present invention has considered that the water resistance of precast concrete external wall panel concerns the application life of whole building, and the life-span of marine glue directly influences the factors such as water resistance of wallboard, and considered of the influence of weather natural conditions to marine glue, the present invention has following technical characterictic and advantage:
1, marine glue: break through conventional, use novel built-in waterproof partitioning slot, the marine glue that routine is arranged on the exterior wall outside moves on to the inboard of wall, reduces the influence of building external environment to marine glue, particularly ultraviolet ray in the sunlight and rainwater, this has prolonged the application life of marine glue greatly.
2, horizontal subdivision seam: the horizontal subdivision seam adopts the design of wedge shape refluence breach, and the moisture content in the precast plate is flowed back to outside the plate.
3, vertical partitioning slot: in vertical partitioning slot, cooperate the marine glue acting in conjunction, effectively stop extraneous moisture to infiltrate with the rubber watertight shutter.
4, partitioning slot intersection: at the intersection of level with vertical partitioning slot, it is the weak location of waterproof, adopt the long aluminium foil surface self-adhesion of 300mm splash guard to strengthen the water resistance of intersection, this aluminium foil plate has been separated upper and lower part rubber watertight shutter, when the top watertight shutter has moisture content, can flow on the aluminium foil plate by nature, and then outside wedge shape refluence breach flows out precast plate, thereby reached good waterproof effect.
5, basic partitioning slot: the built-in waterproof partitioning slot of the same employing of the partitioning slot of outer wall foundation part, cooperate the little squat pier of concrete, form the water blocking tape of sealing, promptly convenient construction can guarantee the life-span of marine glue again.
6, plate corner partitioning slot: at the intersection of plate corner partitioning slot, also be the weak location of waterproof,, the plate of corner made the L type in order to strengthen the globality of plate, adopt common partitioning slot design with the adjacent plate partitioning slot, thereby improve the water resistance of wallboard.
Description of drawings
Fig. 1 is a precast concrete plank elevation of the present invention (I).
Fig. 2 is the cross section A-A horizontal subdivision seam drawing among Fig. 1.
Fig. 3 divides the space drawing equally for the marginal water of precast concrete plank.
Fig. 4 is a precast concrete plank elevation of the present invention (II).
Fig. 5 is the vertical partitioning slot drawing of the section B-B among Fig. 1.
Fig. 6 is the vertical partitioning slot drawings of precast concrete edges of boards.
Fig. 7 is precast concrete plank elevation (III) figure.
Fig. 8 is a waterproof full-page proof schematic three dimensional views.
Fig. 9 is the precast concrete plank bottom plan view.
Figure 10 connects drawing for the base foundation partitioning slot.
Figure 11 is that precast concrete plate corner partitioning slot connects drawing.
The specific embodiment
As Fig. 1-shown in Figure 6, rainwater leakage prevention structure for precast concrete external wall panel of the present invention, this precast concrete external wall panel is made up of precast concrete plank 1 and structural element 2, and described structural element is for supporting the member of precast plate weight; Precast concrete plank 1 is outer hanging on the structural element 2, two Activity On the Nodes of every precast concrete plank 1 upper end are hinged on the structural element 2, two nodes of every precast concrete plank 1 lower end are fixed on the structural element 2, wherein, the adjacent precast concrete plank 2 crossing parts in per two left and right sides form vertical partitioning slot 3; Per two neighbouring precast concrete planks 1 are stepped connection, promptly, the joint of per two precast concrete planks 1 up and down is two rank ladders, the high face 4 that is positioned at top precast concrete plank joins with the bottom surface 5 that is positioned at following precast concrete plank, form the horizontal subdivision seam 6 in the building outside, the bottom surface 7 that is positioned at top precast concrete plank joins with the high face 8 that is positioned at following precast concrete plank, form the inboard horizontal subdivision seam 9 of building, the middle part vertical plane of two rank ladders of per two precast concrete planks up and down is relative, form inner partitioning slot 10, wherein, the polyethylene foamed pole is located at the inboard horizontal subdivision seam 9 of building with marine glue 11 and is positioned on the vertical partitioning slot 3 of building on the inboard; The bottom surface 5 of the precast concrete plank below being positioned in the horizontal subdivision seam 6 in the described building outside tilts below the building outside, makes the horizontal subdivision seam 6 in the building outside form the wedge-shaped indentation shapes; The adjacent precast concrete plank in per two left and right sides has symmetrical gap in the both sides of vertical partitioning slot 3 respectively, form relative gap 12, and in this relative gap 12, be provided with rubber watertight shutter 13, this rubber watertight shutter 13 passes from vertical partitioning slot 3, and covers in the inboard (as Fig. 5) of building.
As Fig. 3, Fig. 7 and shown in Figure 8, the shared aluminium foil surface self-adhesion splash guard 14 of ladder joint face at the adjacent precast concrete plank in two left and right sides that horizontal subdivision seam 6 that is positioned at the described building outside and vertical partitioning slot 3 intersect part is covered with, the relative gap 12 at rubber watertight shutter 13 places is positioned on the inside partitioning slot 10 of joining of per two precast concrete planks up and down, make every rubber watertight shutter 13 extend from the relative gap 12 at place downwards, the inner partitioning slot 10 of process also extends on the aluminium foil surface self-adhesion splash guard 14 that is positioned at following precast concrete plank.At the horizontal subdivision seam 6 in the building outside and the intersection of vertical partitioning slot 3, it is the weak location of waterproof, on the ladder joint face of the precast concrete plank that the horizontal subdivision seam 6 that adopts the long aluminium foil surface self-adhesion of 300mm splash guard 14 to cover to be positioned at the building outside is adjacent with two left and right sides of vertical partitioning slot 3 crossing parts, the length 300mm of described aluminium foil surface self-adhesion splash guard 14, be to be center line with vertical partitioning slot 3, length (respectively the being 150mm) sum of two horizontal subdivision seams of its both sides, strengthen the water resistance of intersection, this aluminium foil surface self-adhesion splash guard 14 every on, bottom rubber watertight shutter 13 (referring to Fig. 3), when top rubber watertight shutter 13 has moisture content, can flow on the aluminium foil surface self-adhesion splash guard 14 by nature, and then outside wedge shape refluence breach flows out precast concrete plank, thereby reached good waterproof effect.
As Fig. 9-shown in Figure 10, in precast concrete plank 1 and partitioning slot that the outer wall foundation part 15 of precast concrete external wall panel bottom is connected, polyethylene foamed pole and marine glue 11 are located on the building inboard in the partitioning slot.In general, the partitioning slot that is connected with the outer wall foundation part 15 of its underpart of precast concrete plank is the horizontal subdivision seam; And the partitioning slot of the connection between the outer wall foundation part 15 is vertical partitioning slot.The built-in waterproof partitioning slot of the same employing of the partitioning slot of precast concrete plank and outer wall foundation part cooperates the outer wall foundation little squat pier of concrete partly, forms the water blocking tape of sealing, and promptly convenient construction can guarantee the life-span of marine glue again.
As shown in figure 11, be L shaped shape at the precast concrete plank 16 that is positioned at the exterior wall corner, the turning of L shaped shape precast concrete plank is the corner of exterior wall, makes the adjacent precast concrete plank in the left and right sides of both sides, exterior wall corner become as a whole.In general, intersection in the vertical partitioning slot of the adjacent precast concrete plank in two left and right sides of exterior wall corner, it also is the weak location of waterproof, in order to strengthen the globality of precast concrete plate, the precast concrete plank of corner is made the L type, adopt common partitioning slot design with contiguous prefabricated concrete plate partitioning slot again, thereby improve the water resistance of wallboard.
Adopt rainwater leakage prevention structure for precast concrete external wall panel technical scheme of the present invention to construct, carry out wallboard after the construction and vertically spray test, all reach the test passes standard, in use meet design requirement fully, the rain leakage situation appears in nothing.
Claims (4)
1. rainwater leakage prevention structure for precast concrete external wall panel, this precast concrete external wall panel is made up of precast concrete plank and structural element, and described structural element is for supporting the member of precast plate weight; Precast concrete plank is outer hanging on the structural element, two Activity On the Nodes of every precast concrete plank upper end are hinged on the structural element, two nodes of every precast concrete plank lower end are fixed on the structural element, wherein, the adjacent crossing part of precast concrete plank in per two left and right sides forms vertical partitioning slot; Per two neighbouring precast concrete planks are stepped connection, promptly, the joint of per two precast concrete planks up and down is two rank ladders, the high face that is positioned at top precast concrete plank joins with the bottom surface that is positioned at following precast concrete plank, form the horizontal subdivision seam in the building outside, the bottom surface that is positioned at top precast concrete plank joins with the high face that is positioned at following precast concrete plank, form the inboard horizontal subdivision seam of building, the middle part vertical plane of two rank ladders of per two precast concrete planks up and down is relative, form inner partitioning slot, it is characterized in that: the polyethylene foamed pole is located on the inboard horizontal subdivision seam of the building vertical partitioning slot inboard with being positioned at building with marine glue; The bottom surface of the precast concrete plank below being positioned in the horizontal subdivision seam in the described building outside tilts below the building outside, makes the horizontal subdivision seam in the building outside form the wedge-shaped indentation shape; The adjacent precast concrete plank in per two left and right sides has symmetrical gap in the both sides of vertical partitioning slot respectively, form relative gap, and in this relative gap, being provided with the rubber watertight shutter, this rubber watertight shutter passes from vertical partitioning slot, and covers in the inboard of building.
2. rainwater leakage prevention structure for precast concrete external wall panel according to claim 1, it is characterized in that: the shared aluminium foil plate of ladder joint face at the adjacent precast concrete plank in two left and right sides of horizontal subdivision seam that is positioned at the described building outside and the crossing part of vertical partitioning slot is covered with, the relative gap at described rubber watertight shutter place is positioned on the inside partitioning slot of joining of per two precast concrete planks up and down, make every rubber watertight shutter extend from the relative gap at place downwards, the inner partitioning slot of process also extends on the aluminium foil plate that is positioned at following precast concrete plank.
3. rainwater leakage prevention structure for precast concrete external wall panel according to claim 1 and 2, it is characterized in that: in described precast concrete plank and partitioning slot that the outer wall foundation of precast concrete external wall panel bottom partly is connected, polyethylene foamed pole and marine glue are located on the building inboard in the partitioning slot.
4. rainwater leakage prevention structure for precast concrete external wall panel according to claim 1 and 2, it is characterized in that: at the described precast concrete plank that is positioned at the exterior wall corner is L shaped shape, the turning of L shaped shape precast concrete plank is the corner of exterior wall, makes the adjacent precast concrete plank in the left and right sides of both sides, exterior wall corner become as a whole.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010102001763A CN101864829B (en) | 2010-06-08 | 2010-06-08 | Rainwater leakage prevention structure for precast concrete external wall panel |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010102001763A CN101864829B (en) | 2010-06-08 | 2010-06-08 | Rainwater leakage prevention structure for precast concrete external wall panel |
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| CN101864829B CN101864829B (en) | 2011-11-30 |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103328738A (en) * | 2010-10-22 | 2013-09-25 | 克劳斯玛菲科技有限公司 | Sandwich panel |
| CN103924772A (en) * | 2014-04-30 | 2014-07-16 | 国家电网公司 | Outer wall surface structure and manufacturing method thereof |
| CN105863087A (en) * | 2015-01-19 | 2016-08-17 | 任丘市永基建筑安装工程有限公司 | Waterproof technology of prefabricated external wall panel |
| CN107587612A (en) * | 2017-09-07 | 2018-01-16 | 广西建工集团第四建筑工程有限责任公司 | Using the exterior wall separating crack structure and its construction method of SEBS rubber dividers |
| CN107905388A (en) * | 2017-11-03 | 2018-04-13 | 广厦建设集团有限责任公司 | A kind of waterproof method of precast concrete exterior wall cladding |
| CN108643399A (en) * | 2018-06-15 | 2018-10-12 | 浙江绿筑集成科技有限公司 | A kind of novel prefabricated out-hung panel system |
| CN108999300A (en) * | 2018-09-29 | 2018-12-14 | 清华大学 | Fabricated shear wall outer wall joint waterproof construction |
| CN110359584A (en) * | 2019-06-14 | 2019-10-22 | 成都建工第二建筑工程有限公司 | Assembly concrete wall waterproof structure |
| CN111997290A (en) * | 2020-08-06 | 2020-11-27 | 浙江可久建筑工程有限公司 | Waterproof connected node structure of prefabricated side fascia of assembly type structure |
| CN113668764A (en) * | 2021-07-21 | 2021-11-19 | 安徽朗凯奇建材有限公司 | A rain-proof water seepage structure for precast concrete side fascia |
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| JPH06316979A (en) * | 1993-05-06 | 1994-11-15 | Sekisui Chem Co Ltd | Wall panel |
| CN1210184A (en) * | 1997-09-04 | 1999-03-10 | 同济大学 | Isobaric tightening structure of external wall board and leakage maintaining method therefor |
| US20070256386A1 (en) * | 2006-04-24 | 2007-11-08 | Nichiha Co., Ltd. | Joint member |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103328738A (en) * | 2010-10-22 | 2013-09-25 | 克劳斯玛菲科技有限公司 | Sandwich panel |
| CN103924772A (en) * | 2014-04-30 | 2014-07-16 | 国家电网公司 | Outer wall surface structure and manufacturing method thereof |
| CN105863087A (en) * | 2015-01-19 | 2016-08-17 | 任丘市永基建筑安装工程有限公司 | Waterproof technology of prefabricated external wall panel |
| CN107587612A (en) * | 2017-09-07 | 2018-01-16 | 广西建工集团第四建筑工程有限责任公司 | Using the exterior wall separating crack structure and its construction method of SEBS rubber dividers |
| CN107905388A (en) * | 2017-11-03 | 2018-04-13 | 广厦建设集团有限责任公司 | A kind of waterproof method of precast concrete exterior wall cladding |
| CN108643399A (en) * | 2018-06-15 | 2018-10-12 | 浙江绿筑集成科技有限公司 | A kind of novel prefabricated out-hung panel system |
| CN108999300A (en) * | 2018-09-29 | 2018-12-14 | 清华大学 | Fabricated shear wall outer wall joint waterproof construction |
| CN110359584A (en) * | 2019-06-14 | 2019-10-22 | 成都建工第二建筑工程有限公司 | Assembly concrete wall waterproof structure |
| CN111997290A (en) * | 2020-08-06 | 2020-11-27 | 浙江可久建筑工程有限公司 | Waterproof connected node structure of prefabricated side fascia of assembly type structure |
| CN113668764A (en) * | 2021-07-21 | 2021-11-19 | 安徽朗凯奇建材有限公司 | A rain-proof water seepage structure for precast concrete side fascia |
| CN113668764B (en) * | 2021-07-21 | 2022-12-09 | 安徽朗凯奇建材有限公司 | A rain-proof water seepage structure for precast concrete side fascia |
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| CN101864829B (en) | 2011-11-30 |
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Effective date of registration: 20181102 Address after: 518000 the 23 floor, Kim Chi Chi Valley, 1 Tong Ling Road, Lau sin Avenue, Nanshan District, Shenzhen, Guangdong. Co-patentee after: MCC TIANGONG GROUP Corp.,Ltd. Patentee after: CENTRAL RESEARCH INSTITUTE OF BUILDING AND CONSTRUCTION Co.,Ltd. Address before: 100088 room 106, 3 building, 33 West Road, Haidian District, Beijing. Co-patentee before: MCC TIANGONG GROUP Corp.,Ltd. Patentee before: CHINA JINGYE ENGINEERING Co.,Ltd. Co-patentee before: CENTRAL RESEARCH INSTITUTE OF BUILDING AND CONSTRUCTION CO., LTD. MCC Group |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181107 Address after: 518000 the 23 floor, Kim Chi Chi Valley, 1 Tong Ling Road, Lau sin Avenue, Nanshan District, Shenzhen, Guangdong. Co-patentee after: MCC TIANGONG GROUP Corp.,Ltd. Patentee after: CENTRAL RESEARCH INSTITUTE OF BUILDING AND CONSTRUCTION Co.,Ltd. Address before: 100088 room 106, 3 building, 33 West Road, Haidian District, Beijing. Co-patentee before: MCC TIANGONG GROUP Corp.,Ltd. Patentee before: CHINA JINGYE ENGINEERING Co.,Ltd. Co-patentee before: CENTRAL RESEARCH INSTITUTE OF BUILDING AND CONSTRUCTION CO., LTD. MCC Group |
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| 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: 20111130 |