CN108331217B - Composite unit type curtain wall system - Google Patents
Composite unit type curtain wall system Download PDFInfo
- Publication number
- CN108331217B CN108331217B CN201711178023.1A CN201711178023A CN108331217B CN 108331217 B CN108331217 B CN 108331217B CN 201711178023 A CN201711178023 A CN 201711178023A CN 108331217 B CN108331217 B CN 108331217B
- Authority
- CN
- China
- Prior art keywords
- unit
- aluminum plate
- curtain wall
- frame
- wall system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/88—Curtain walls
- E04B2/96—Curtain walls comprising panels attached to the structure through mullions or transoms
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/90—Passive houses; Double facade technology
Abstract
The utility model provides a compound unit formula curtain wall system, relates to a building decoration field, including curtain unit and fixed unit, still include aluminum plate decoration unit, aluminum plate decoration unit include right aluminum plate couple frame and left aluminum plate couple frame right aluminum plate couple frame with left aluminum plate couple frame on be provided with molding aluminum plate right aluminum plate couple frame with left aluminum plate couple frame between be provided with sealing aluminum plate, aluminum plate decoration unit set up between two adjacent curtain units just aluminum plate decoration unit with the curtain unit fixed. The curtain wall system comprises a curtain wall unit and an aluminum plate decorative unit, and a more characteristic outer elevation can be obtained through the combination of the curtain wall unit and the aluminum plate decorative unit; meanwhile, the curtain wall unit can be assembled in a factory and then installed on a construction site, so that the whole construction efficiency is greatly improved, the aluminum plate decorative unit is fixed on the curtain wall unit in a small unit hanging mode, the installation speed is high, and the waterproof effect is good.
Description
Technical Field
The application relates to the field of building decoration, in particular to the field of exterior wall decoration.
Background
The traditional curtain wall installation construction method mainly comprises two types of component type and unit type. The component is characterized by sequentially installing the upright post, the cross beam, the panel and the like on site, having simple system structure, being waterproof by means of sealant, low cost, long construction period, large construction management difficulty and low curtain wall quality. The unit type curtain wall unit is formed by assembling the panel, the upright posts and the cross beams into a curtain wall unit in a factory, and the curtain wall unit is installed and constructed on site, and has the characteristics of complex system structure, water resistance by means of adhesive tapes, high industrialization degree, good quality, high installation speed and slightly high manufacturing cost. The aluminum plate molding lines inlaid in the curtain wall are all independently provided with the vertical and horizontal supporting frameworks to be independently fixed, and the installation process is complex and high in cost. The traditional curtain wall construction system and construction technology can not meet the characteristics of high curtain wall quality, high industrialization, high construction speed and the like on the premise of ensuring low construction cost.
Disclosure of Invention
Aiming at the defects in the prior art, the method provides a composite unit type curtain wall system, which comprises a curtain wall unit and an aluminum plate decorative unit, wherein a more characteristic outer vertical surface can be obtained through the combination of the curtain wall unit and the aluminum plate decorative unit; meanwhile, the curtain wall unit can be assembled in a factory and then installed on a construction site, so that the whole construction efficiency is greatly improved, the aluminum plate decorative unit is fixed on the curtain wall unit in a small unit hanging mode, the installation speed is high, and the waterproof effect is good.
In order to solve the technical problems, the method is solved by the following technical scheme: the utility model provides a compound unit formula curtain system, includes curtain unit and fixed unit, still includes aluminum plate decoration unit, the curtain unit include a plurality of unit frame, the unit frame include left stand and right stand, left stand with right stand between connect through bottom end rail, entablature and middle beam, the unit frame on be provided with curtain glass, fixed unit include with unit frame matched with a plurality of group mounting, every group the mounting include two fix at the built-in fitting in the wall, the built-in fitting on be provided with the support connecting piece, the support connecting piece respectively with left stand with right stand fixed connection, aluminum plate decoration unit include right aluminum plate couple frame and left aluminum plate couple frame right aluminum plate couple frame with left aluminum plate couple frame on be provided with molding aluminum plate right aluminum plate couple frame with left aluminum plate couple frame between be provided with and seal aluminum plate, aluminum plate decoration unit set up between two adjacent curtain units and the aluminum plate decoration unit with the fixed unit.
In the above technical scheme, preferably, an aluminum alloy compensation material and an ethylene propylene diene monomer strip are penetrated at the joint of the left upright post, the right upright post, the lower cross beam, the upper cross beam and the middle cross beam.
In the above technical scheme, preferably, the unit frame is provided with a steel plate support member, the steel plate support member is fixed on the unit frame by bolts, and an epoxy resin insulating gasket is arranged at a contact position of the steel plate support member and the unit frame.
In the above technical scheme, preferably, the curtain wall glass comprises two pieces of super-white toughened glass, the edges of the two pieces of super-white toughened glass are wrapped by an aluminum alloy pressing plate, the middle of the two pieces of super-white toughened glass is hollow to form super-white toughened hollow glass, the outer side facing the super-white toughened hollow glass is coated with a film, and the super-white toughened hollow glass is fixed on the steel plate support piece through an ethylene-propylene-diene monomer rubber strip or a double-sided adhesive tape and a silicone structural adhesive tape.
In the above technical scheme, preferably, the left upright post, the right upright post, the lower cross beam, the upper cross beam and the middle cross beam are provided with aluminum alloy decorative covers, and the aluminum alloy decorative covers are sealed by silicone sealant.
In the above technical scheme, preferably, the upper end and the lower end of the modeling aluminum plate are provided with aluminum plate reinforcing plate strips.
In the above technical scheme, preferably, the curtain wall unit pass through the left stand right stand with aluminum plate on the aluminum plate decorative element couple frame left aluminum plate couple frame fixed connection the left stand right stand with aluminum plate couple frame the gap packing has foam strip and silicone sealant between the left aluminum plate couple frame.
In the above technical scheme, preferably, the support connecting piece is provided with a horizontal oblong hole facing the embedded part, and the support connecting piece is fixed on the embedded part by a bolt penetrating through the horizontal oblong hole.
In the above technical scheme, preferably, the left upright post and the right upright post on be provided with the steel plate pendant, the support connecting piece on be provided with towards the vertical slotted hole of steel plate pendant, the support connecting piece pass through the vertical slotted hole with the screw rod subassembly of steel plate pendant with the left upright post with the right upright post fixed.
In the above technical scheme, preferably, the screw assembly is provided with a limit nut.
The application relates to a novel curtain wall form, which adopts a mode of combining a glass curtain wall and an aluminum plate model, and is a unit type and half unit type composite curtain wall construction system. The curtain wall has the characteristics of high quality, high industrialization, high construction speed and the like, and simultaneously has good economical efficiency and very modern dynamic modeling. The semi-unit glass plates are assembled in a factory, the speed is high during factory assembly, the machining precision is high, a plurality of hanging points are arranged on each semi-unit glass plate, the field installation is simple, convenient and rapid, and the construction efficiency is high. The aluminum plate molding line does not set up solitary braced skeleton, but utilizes the curtain unit as the support, adopts the form of little unit to articulate to be fixed to the curtain unit frame, and economic nature is high like this, and installation rate is fast. After the installation is completed, gaps between the half unit plates and between the aluminum plate molding lines are sealed by caulking with foam strips and silicone sealant, so that the whole waterproof performance of the curtain wall is good.
Compared with the prior art, the curtain wall system comprises a curtain wall unit and an aluminum plate decorative unit, and a more characteristic outer vertical surface can be obtained through the combination of the curtain wall unit and the aluminum plate decorative unit; meanwhile, the curtain wall unit can be assembled in a factory and then installed on a construction site, so that the whole construction efficiency is greatly improved, the aluminum plate decorative unit is fixed on the curtain wall unit in a small unit hanging mode, the installation speed is high, and the waterproof effect is good.
Drawings
FIG. 1 is a schematic diagram of the present application.
Fig. 2 is a schematic top view of the present application.
Fig. 3 is a schematic view of a fixing unit of the present application.
Fig. 4 is a schematic front cross-sectional view of the present application.
FIG. 5 is a schematic side cross-sectional view of the present application.
Detailed Description
The method is described in further detail below with reference to the drawings and the detailed description.
Embodiment one: as shown in fig. 1 to 5, the composite unit curtain wall system comprises a curtain wall unit 1 and a fixing unit 2, and further comprises an aluminum plate decoration unit 3, wherein the curtain wall unit 1 comprises a plurality of unit frames, each unit frame comprises a left upright 11 and a right upright 12, the left upright 11 and the right upright 12 are connected through a lower beam 14, an upper beam 13 and a middle beam 15, and an aluminum alloy compensation material 81 and an ethylene-propylene-diene monomer strip 82 penetrate into the connection part of the left upright 11, the right upright 12, the lower beam 14, the upper beam 13 and the middle beam 15. The left upright post 11, the right upright post 12, the lower cross beam 14, the upper cross beam 13 and the middle cross beam 15 are provided with aluminum alloy decorative covers 9, and the aluminum alloy decorative covers 9 are sealed through silicone sealant.
The fixing unit 2 comprises a plurality of groups of fixing pieces matched with the unit frame, each group of fixing pieces comprises two embedded pieces 21 fixed in a wall body, a support connecting piece 22 is arranged on the embedded pieces 21, the support connecting pieces 22 are fixedly connected with the left upright 11 and the right upright 12 respectively, horizontal oblong holes 23 facing the embedded pieces 21 are arranged on the support connecting pieces 22, and the support connecting pieces 22 are fixed on the embedded pieces 21 through bolts 24 penetrating through the horizontal oblong holes 23. The left upright 11 and the right upright 12 are provided with steel plate hanging pieces 25, the support connecting piece 22 is provided with vertical oblong holes 26 facing the steel plate hanging pieces 25, and the support connecting piece 22 is fixed with the left upright 11 and the right upright 12 by penetrating through the vertical oblong holes 26 and screw rod assemblies 27 of the steel plate hanging pieces 25. The screw assembly 27 is provided with a limit nut 28.
The unit frame on be provided with steel sheet support piece 16, steel sheet support piece 16 pass through the bolt fastening on the unit frame, steel sheet support piece 16 with unit frame contact position is provided with the epoxy insulating gasket. The curtain wall glass 4 comprises two pieces of super-white toughened glass 41, the edges of the two pieces of super-white toughened glass 41 are wrapped by an aluminum alloy pressing plate, the middle of the two pieces of super-white toughened glass is hollow to form super-white toughened hollow glass, the outer-facing super-white toughened hollow glass 41 is coated with a film, and the super-white toughened hollow glass is fixed on the steel plate support piece 16 through an ethylene-propylene-diene monomer rubber strip or a double-sided adhesive tape and silicone structural adhesive tape.
The aluminum plate decoration unit 3 include right aluminum plate couple frame 31 and left aluminum plate couple frame 32 right aluminum plate couple frame 31 with left aluminum plate couple frame 32 on be provided with molding aluminum plate 33 right aluminum plate couple frame 31 with left aluminum plate couple frame 32 between be provided with seal aluminum plate 34, aluminum plate decoration unit 3 set up between two adjacent curtain units 1 just aluminum plate decoration unit 3 with curtain unit 1 fix. The curtain wall unit 1 is fixedly connected with the left aluminum plate hook frame 32 through the left upright 11, the right upright 12 and the aluminum plate hook frame 31 on the aluminum plate decorative unit 3, and foam strips 35 and silicone sealant are filled in gaps between the left upright 11, the right upright 12 and the aluminum plate hook frame 31 and gaps between the left aluminum plate hook frame 31. The upper end and the lower end of the modeling aluminum plate 33 are provided with aluminum plate reinforcing plate strips 36.
The curtain wall unit 1 in the composite unit type curtain wall system is spliced in a factory, a unit frame is spliced by a left upright post 11, a right upright post 12, a lower cross beam 14, an upper cross beam 13 and a middle cross beam 15, and curtain wall glass 4 is installed on the unit frame. After the curtain wall unit 1 is completed, the curtain wall unit 1 is mounted on the fixing unit 2 which has been preset with respect to the position. After all curtain wall units 1 are installed, the aluminum plate decorative units 3 can be directly installed on the curtain wall units 1, and finally the composite unit type curtain wall system can be formed.
Claims (10)
1. The composite unit type curtain wall system comprises a curtain wall unit (1) and a fixing unit (2), and is characterized in that the composite unit type curtain wall system also comprises an aluminum plate decorating unit (3), the curtain wall unit (1) comprises a plurality of unit frames, each unit frame comprises a left stand column (11) and a right stand column (12), the left stand column (11) and the right stand column (12) are connected through a lower cross beam (14), an upper cross beam (13) and a middle cross beam (15), the unit frames are provided with curtain wall glass (4), the fixing unit (2) comprises a plurality of groups of fixing pieces matched with the unit frames, each group of fixing pieces comprises two fixing pieces (21) fixed in a wall body, each embedded piece (21) is provided with a support connecting piece (22), each support connecting piece (22) is respectively fixedly connected with the left stand column (11) and the right stand column (12), each aluminum plate decorating unit (3) comprises a right aluminum plate hook frame (31) and a left aluminum plate frame (32), each hook (31) and each aluminum plate frame (33) is provided with a sealing aluminum plate (32), the aluminum plate decorative units (3) are arranged between two adjacent curtain wall units (1), and the aluminum plate decorative units (3) are fixed with the curtain wall units (1).
2. The composite unit curtain wall system according to claim 1, wherein aluminum alloy compensation materials (81) and ethylene-propylene-diene rubber strips (82) penetrate into the joints of the left upright (11), the right upright (12), the lower cross beam (14), the upper cross beam (13) and the middle cross beam (15).
3. The composite unit curtain wall system according to claim 1, wherein the unit frame is provided with a steel plate support member (16), the steel plate support member (16) is fixed on the unit frame by bolts, and an epoxy resin insulating gasket is arranged at a contact position of the steel plate support member (16) and the unit frame.
4. The composite unit curtain wall system according to claim 3, wherein the curtain wall glass (4) comprises two pieces of ultra-white toughened glass (41), edges of the two pieces of ultra-white toughened glass (41) are wrapped by an aluminum alloy pressing plate, the middle of the two pieces of ultra-white toughened glass is hollow to form ultra-white toughened hollow glass, the ultra-white toughened glass (41) facing the outer side is coated with a film, and the ultra-white toughened hollow glass is fixed on the steel plate support piece (16) through an ethylene-propylene-diene monomer rubber strip (82) or a double-sided adhesive tape and a silicone structural adhesive (42).
5. The composite unit curtain wall system according to claim 1, wherein the left upright (11), the right upright (12), the lower cross beam (14), the upper cross beam (13) and the middle cross beam (15) are provided with aluminum alloy decorative covers (9), and the aluminum alloy decorative covers (9) are sealed by silicone sealant.
6. The composite unit curtain wall system according to claim 1, wherein the upper and lower ends of the modeling aluminum plate (33) are provided with aluminum plate reinforcing plate strips (36).
7. The composite unit curtain wall system according to claim 1, wherein the curtain wall unit (1) is fixedly connected with the left aluminum plate hook frame (31) and the left aluminum plate hook frame (32) on the left upright post (11), the right upright post (12) and the right aluminum plate hook frame (31) and the left aluminum plate hook frame (32) through gaps between the left upright post (11), the right upright post (12) and the left aluminum plate hook frame (32) are filled with foam strips (35) and silicone sealant.
8. The composite unit curtain wall system according to claim 1, wherein the support connecting piece (22) is provided with a horizontal oblong hole (23) facing the embedded piece (21), and the support connecting piece (22) is fixed on the embedded piece (21) through a bolt (24) passing through the horizontal oblong hole (23).
9. The composite unit curtain wall system according to claim 1, wherein the left upright (11) and the right upright (12) are provided with steel plate hanging pieces (25), the support connecting piece (22) is provided with vertical oblong holes (26) facing the steel plate hanging pieces (25), and the support connecting piece (22) is fixed with the left upright (11) and the right upright (12) by a screw assembly (27) penetrating through the vertical oblong holes (26) and the steel plate hanging pieces (25).
10. The composite cellular curtain wall system according to claim 9, wherein the screw assembly (27) is provided with a stop nut (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711178023.1A CN108331217B (en) | 2017-11-23 | 2017-11-23 | Composite unit type curtain wall system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711178023.1A CN108331217B (en) | 2017-11-23 | 2017-11-23 | Composite unit type curtain wall system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108331217A CN108331217A (en) | 2018-07-27 |
| CN108331217B true CN108331217B (en) | 2023-09-01 |
Family
ID=62922275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711178023.1A Active CN108331217B (en) | 2017-11-23 | 2017-11-23 | Composite unit type curtain wall system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108331217B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113136988B (en) * | 2021-04-16 | 2021-12-14 | 佛山市中融昊特玻璃有限公司 | Hollow glass wall with splicing function for show window and splicing method thereof |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4561228A (en) * | 1983-05-20 | 1985-12-31 | Yoshida Kogyo K.K. | Unit curtain wall |
| CN202595981U (en) * | 2012-05-31 | 2012-12-12 | 苏州苏明装饰有限公司 | Open aluminum plate curtain wall system |
| KR101524973B1 (en) * | 2014-02-19 | 2015-06-02 | 이은하 | A curtain wall for Aluminum-PVC integrated window. |
| CN204370635U (en) * | 2014-12-16 | 2015-06-03 | 深圳蓝波绿建集团股份有限公司 | A kind of Semi-unit glass curtain wall system |
| CN204510541U (en) * | 2014-12-23 | 2015-07-29 | 江河创建集团股份有限公司 | Use aluminium sheet as the curtain wall box fin system of stiffener |
| CN105952043A (en) * | 2016-06-08 | 2016-09-21 | 金刚幕墙集团有限公司 | Unit type heat-preservation fireproof curtain wall system |
| CN206368469U (en) * | 2016-11-28 | 2017-08-01 | 浙江亚厦幕墙有限公司 | A kind of aluminum facade attachment structure |
| CN207794392U (en) * | 2017-11-23 | 2018-08-31 | 宁波建工建乐工程有限公司 | Recombiner unit formula curtain wall system |
-
2017
- 2017-11-23 CN CN201711178023.1A patent/CN108331217B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4561228A (en) * | 1983-05-20 | 1985-12-31 | Yoshida Kogyo K.K. | Unit curtain wall |
| CN202595981U (en) * | 2012-05-31 | 2012-12-12 | 苏州苏明装饰有限公司 | Open aluminum plate curtain wall system |
| KR101524973B1 (en) * | 2014-02-19 | 2015-06-02 | 이은하 | A curtain wall for Aluminum-PVC integrated window. |
| CN204370635U (en) * | 2014-12-16 | 2015-06-03 | 深圳蓝波绿建集团股份有限公司 | A kind of Semi-unit glass curtain wall system |
| CN204510541U (en) * | 2014-12-23 | 2015-07-29 | 江河创建集团股份有限公司 | Use aluminium sheet as the curtain wall box fin system of stiffener |
| CN105952043A (en) * | 2016-06-08 | 2016-09-21 | 金刚幕墙集团有限公司 | Unit type heat-preservation fireproof curtain wall system |
| CN206368469U (en) * | 2016-11-28 | 2017-08-01 | 浙江亚厦幕墙有限公司 | A kind of aluminum facade attachment structure |
| CN207794392U (en) * | 2017-11-23 | 2018-08-31 | 宁波建工建乐工程有限公司 | Recombiner unit formula curtain wall system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108331217A (en) | 2018-07-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108331217B (en) | Composite unit type curtain wall system | |
| CN213115133U (en) | Can dismantle glass curtain wall system of closed chamber crossbeam | |
| CN202706268U (en) | Curtain wall system easy to install | |
| CN214195149U (en) | Embedded unit curtain wall window easy to install and adjust | |
| CN107620414B (en) | Vertical and horizontal hidden glass curtain wall | |
| CN207794392U (en) | Recombiner unit formula curtain wall system | |
| CN109083316B (en) | Double-layer curtain wall | |
| CN210395774U (en) | Box type integral assembling building curtain wall | |
| CN114108901A (en) | Vertical glass wing system of frame curtain wall | |
| CN210439512U (en) | Glue injection unit curtain wall structure | |
| CN202809939U (en) | Frame-hidden corner upright column capable of opening window | |
| CN114108903B (en) | Vertical decorative line assembling system for frame curtain wall | |
| CN215802519U (en) | Energy-conserving glass curtain wall outside large triangle that encorbelments obviously frame installing the system | |
| CN220014126U (en) | Glass curtain wall periphery decoration aluminum plate installation connection node | |
| CN110886418A (en) | Combined building curtain wall | |
| CN217811630U (en) | Glass curtain wall and building top layer connecting structure | |
| CN220644774U (en) | Windproof supporting mechanism of steel structure curtain wall | |
| CN213926959U (en) | Quick installing the system of curtain plate | |
| CN218911911U (en) | Glass curtain wall reentrant corner mounting structure | |
| CN220247328U (en) | Glass support structure for crossbeam | |
| CN220522359U (en) | Aluminum plate decorative structure for building high window | |
| CN214941471U (en) | Glass curtain wall frame body assembling and fixing mechanism | |
| CN216920883U (en) | Open double-deck curtain construction structures | |
| CN220815348U (en) | Assembling combined curtain wall window mounting structure of steel upright column reinforced middle stile | |
| CN219138795U (en) | Waterproof aluminum alloy door and window |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Xu Zengjian Inventor after: Song Wenli Inventor after: Xu Biqiang Inventor after: Sun Qingshan Inventor after: Yu Fangfei Inventor after: Li Jinjin Inventor after: Shi Yu Inventor after: Xue Qingqing Inventor before: Xu Zengjian Inventor before: Song Wenli Inventor before: Xu Biqiang Inventor before: Sun Qingshan Inventor before: Yu Fangfei Inventor before: Li Jinjin |
|
| CB03 | Change of inventor or designer information | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |