CN109487931A - A kind of bi-directional folded curtain wall - Google Patents
A kind of bi-directional folded curtain wall Download PDFInfo
- Publication number
- CN109487931A CN109487931A CN201811479380.6A CN201811479380A CN109487931A CN 109487931 A CN109487931 A CN 109487931A CN 201811479380 A CN201811479380 A CN 201811479380A CN 109487931 A CN109487931 A CN 109487931A
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- curtain wall
- wall panel
- guide rail
- top side
- driving device
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- 238000009434 installation Methods 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 3
- 102100031102 C-C motif chemokine 4 Human genes 0.000 claims 1
- 101100054773 Caenorhabditis elegans act-2 gene Proteins 0.000 claims 1
- 230000006870 function Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000009194 climbing Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 241001133184 Colletotrichum agaves Species 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 230000002493 climbing effect Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Curtains And Furnishings For Windows Or Doors (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The present invention provides a kind of bi-directional folded curtain walls, including in hinged up and down the first curtain wall panel and the second curtain wall panel, bracket assembly, upright guide rail and driving device, upright guide rail is fixedly installed on bracket assembly vertically, and the bottom side of the top side for the first curtain wall panel being located above and underlying second curtain wall panel is slidably connected with upright guide rail respectively；And the bottom side of first top side of curtain wall panel, the second curtain wall panel is sequentially connected with driving device respectively, so that driving device is driven the top side slide downward of the first curtain wall panel or drives the bottom side upward sliding of the second curtain wall panel.While the present invention can be folded up opening, can also it be folded down.
Description
Technical field
The present invention relates to decorative building material fields, and in particular to a kind of bi-directional folded curtain wall.
Background technique
Curtain wall, that is, building outer surface, has the function of decoration, while it is additional also to have both block sunlight, heat-insulated etc.
Function.
There is a kind of electronic movable curtain wall product in the prior art, has the function of foldable opening and closing.However it can only be to
Upper folding is opened, and effect is unidirectional.In structure, since section transmission component is located at the top side of curtain wall, just needed when overhauling
It is climbed, it is relatively inconvenient.
It is not difficult to find out that existing technology still has certain defects.
Summary of the invention
Technical problem to be solved by the invention is to provide a kind of bi-directional folded curtain wall, can be folded up open same
When, it can also be folded down.
To achieve the above object, the invention adopts the following technical scheme:
A kind of bi-directional folded curtain wall, including in hinged the first curtain wall panel and the second curtain wall panel up and down, bracket assembly, vertical
Guide rail and driving device, upright guide rail are fixedly installed on bracket assembly vertically, the top side for the first curtain wall panel being located above and
The bottom side of underlying second curtain wall panel is slidably connected with upright guide rail respectively；And first top side of curtain wall panel, the second curtain wall
The bottom side of plate respectively with driving device be sequentially connected, allow driving device drive the first curtain wall panel top side slide downward or
Drive the bottom side upward sliding of the second curtain wall panel.
Further, the driving device includes motor, synchronizing shaft, winder, traction rope, fixed pulley and limited block；Electricity
Machine is connect with the bottom side of the second curtain wall panel, and motor is sequentially connected with the synchronizing shaft for being parallel to the installation of the second curtain wall panel bottom side；Together
The both ends of step axis are sequentially connected with winder；The bottom end of traction rope is fixed in winder and solderless wrapped connection on winder；Fixed pulley rotation
Turn to be installed on the top that bracket assembly corresponds to winder, installation site is greater than or equal under the first curtain wall panel closed state
Top side height；The top of traction rope is and the second curtain wall panel and motor, same around fixed pulley and affixed with the top side of the first curtain wall panel
The total weight for walking axis is greater than the total weight of the first curtain wall panel；The side of fixed pulley is fixedly installed with limited block, makes the first curtain wall panel
Its top side is limited by limited block when being closed completely.
Further, the first curtain wall panel top side and the second curtain wall panel bottom side are connected by guidance set and upright guide rail sliding
It connects；The guidance set includes bottom plate and guide member；The bottom plate bottom with the top side of the first curtain wall panel and the second curtain wall panel respectively
Side is hinged；Guide member is installed on bottom plate, and guide member is slidably connected with upright guide rail；Driving device is installed on bottom plate
On.
Further, the guide member is the directive wheel touched in upright guide rail.
Further, the guide member is the sliding block for being slidably connected to upright guide rail.
Further, balance weight is also installed in second curtain wall panel or on the guidance set of the second curtain wall panel bottom side.
It further, further include position-limiting unit；Position-limiting unit is installed in the back side two of the first curtain wall panel or the second curtain wall panel
Side edge, position-limiting unit are right against upright guide rail setting.
It further, further include electrical contact；Electrical contact is installed in top side or second curtain wall panel of the first curtain wall panel
On the guidance set bottom plate of bottom side；Electrical contact is also installed in the back side both sides of the edge of the first curtain wall panel or the second curtain wall panel, electricity
Gas contact is right against upright guide rail setting.
Further, the driving device is equipped with the wireless energy control units for wireless control.
Further, the guidance set further includes a locking device, locking device include opened to two-side elastic with
The brake shoes of upright guide rail frictional connection, and act on the calutron that brake shoes unclamps its energization, calutron and driving
Device electrical connection.
A kind of bi-directional folded curtain wall provided by the invention, has the advantage that
It while opening can be folded up, can also be folded down, realize the double acting of on-off action；
It is convenient when being folded down that top part is overhauled and installed, overhaul after the completion electronic lifting restoring again, operation
It is convenient, remove the danger of climbing from；
Drive mechanism is simple, and cost is relatively low, durable, and cooperation guidance set realizes outdoor windproof demand.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of overall structure diagram for bi-directional folded curtain wall that the embodiment of the present invention one provides.
Fig. 2 is the attachment structure schematic diagram of upright guide rail and guide member.
Fig. 3 is folded up status diagram for Fig. 1's.
Fig. 4 is the fold-down status diagram of Fig. 1.
Fig. 5 is the structural schematic diagram of locking device.
Description of symbols:
1, the first curtain wall panel 2, the second curtain wall panel
3, bracket assembly 4, upright guide rail
5, motor 6, winder
7, traction rope 8, fixed pulley
9, limited block 10, bottom plate
11, guide member 12, position-limiting unit
13, locking device 14, brake shoes
15, calutron
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
And attached drawing, technical scheme in the embodiment of the invention is clearly and completely described.It should be noted that described reality
Applying example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is general
Logical technical staff every other embodiment obtained without making creative work belongs to what the present invention protected
Range.
Embodiment one
Referring to Fig. 1, the embodiment of the invention provides a kind of bi-directional folded curtain wall, including in the first hinged up and down curtain wall
Plate 1 and the second curtain wall panel 2, bracket assembly 3, upright guide rail 4 and driving device, it is total that upright guide rail 4 is fixedly installed in bracket vertically
On 3, the bottom side of the top side of the first curtain wall panel 1 being located above and underlying second curtain wall panel 2 respectively with upright guide rail
4 are slidably connected；And the bottom side of first top side of curtain wall panel 1, the second curtain wall panel 2 is sequentially connected with driving device respectively, makes to drive
Device can drive the top side slide downward of the first curtain wall panel 1 or drive the bottom side upward sliding of the second curtain wall panel 2.
By the driving device of be sequentially connected simultaneously 1 top side of the first curtain wall panel and 2 bottom side of the second curtain wall panel, the can be realized
Two curtain wall panels 2 are folded up opening or the first curtain wall panel 1 is folded down and opens two kinds of functions.It is whole that curtain wall can be achieved in two kinds of functions
Folding daylighting, the ventilation of body.When wherein the first curtain wall panel 1 is folded down, the installation of starting can be facilitated, transported after the completion of to be installed
It is about to the first curtain wall panel 1 to go up；Meanwhile the service work in use process is also helped, as long as by the first curtain wall panel 1
It puts down, can be realized in lower position and maintenance and inspection are carried out to the component of 1 top side of the first curtain wall panel, eliminated service personnel and climb
Crawl into the danger of row high altitude operation.
Therefore not to repeat here for the specific structure of bracket assembly 3, functions only as supporting structure connected with the building.
Preferably, the driving device includes motor 5, synchronizing shaft (not shown), winder 6, traction rope 7, fixed pulley 8
With limited block 9；Motor 5 is connect with the bottom side of the second curtain wall panel 2, and motor 5 be parallel to 2 bottom side of the second curtain wall panel installation it is same
Walk axis transmission connection；The both ends of synchronizing shaft are sequentially connected with winder 6；The bottom end of traction rope 7 is fixed in winder 6 and solderless wrapped connection exists
On winder 6；Fixed pulley 8, which rotates, is installed on the top that bracket assembly 3 corresponds to winder 6, and installation site is greater than or equal to
Top side height under first curtain wall panel, 1 closed state；The top of traction rope 7 bypasses fixed pulley 8 and the top side with the first curtain wall panel 1
It is affixed, and the second curtain wall panel 2 and the total weight of motor 5, synchronizing shaft are greater than the total weight of the first curtain wall panel 1；The side of fixed pulley 8
It is fixedly installed with limited block 9, its top side is limited by limited block 9 when being closed completely the first curtain wall panel 1.
The characteristics of this driving device, is that the motor 5 as driving part is also on-fixed structure, can be with the second curtain wall panel 2
Bottom side carry out vertical direction on sliding, to realize two-way driving.
Fig. 1, Fig. 3 and Fig. 4 are please referred to, when the first curtain wall panel 1 and the second curtain wall panel 2 open the closed form in curtain wall completely
When state, the top side of the first curtain wall panel 1 is limited the limit of block 9.Open curtain wall when needing for the second curtain wall panel 2 to be folded up, only
Needing motor 5 to drive makes winder 6 carry out positive winding, and the top of traction rope 7 is because the first curtain wall panel 1 is limited block at this time
9 limit, and motor 5 just generates upward climbing effect, and the second curtain wall panel 2 is driven to be folded up.Second curtain wall panel 2 is closed downwards
Conjunction is the antikinesis of above-mentioned movement, is not repeated.
When needing to be folded down the first curtain wall panel 1, it is only necessary in curtain wall under closed state, driving motor 5
Reversion makes winder 6 carry out reversed winding, and the top of traction rope 7 is persistently laid down at this time around fixed pulley 8, the first curtain wall panel
1 is folded down according to Gravitative Loads.The upward closure of first curtain wall panel 1 is the antikinesis of above-mentioned movement, is not repeated.
In above-mentioned run action, two kinds of movements, structure letter only can be realized by single motor 5 forward or reverse
It is single, and intervened without excessive electronically controlled program.
Here, the two sides of fixed pulley 8 are actually a lever, in order to realize above-mentioned movement, the second curtain wall panel 2 and electricity
Machine 5, synchronizing shaft total weight have to be larger than the total weight of the first curtain wall panel 1, i.e., curtain wall is in addition to bracket assembly 3 itself, it is necessary to be
The counter weight construction of one " lightness sensation in the upper and heaviness in the lower ".Otherwise, the first curtain wall panel 1 will be due to direct the second curtain wall panel of pull-up 2 of being self-possessed, entire machine
Structure just cannot achieve above-mentioned orderly movement.Therefore, in order to ensure this counter weight construction, in second curtain wall panel 2 or second
Balance weight (not shown) can also be installed on the guidance set of 2 bottom side of curtain wall panel to realize this counterweight requirements.
Fig. 1 to Fig. 2 is please referred to, preferably, 1 top side of the first curtain wall panel and 2 bottom side of the second curtain wall panel pass through guidance set
It is slidably connected with upright guide rail 4；The guidance set includes bottom plate 10 and guide member 11；Bottom plate 10 respectively with the first curtain wall panel
1 top side and the bottom side of the second curtain wall panel 2 are hinged；Guide member 11 is installed on bottom plate 10, and guide member 11 with lead vertically
Rail 4 is slidably connected；Driving device is installed on bottom plate 10.
Curtain wall product is installed in outdoor equipment, it is necessary to meet outdoor windproof demand.Therefore for the first curtain wall panel 1 and the
Cooperation between two curtain wall panels 2 and upright guide rail 4, need to meet certain strength demand.Particularly, guide member 11 and vertical
Certain cooperation tightness and intensity are needed between guide rail 4.The guide member 11 is preferably touched in the guiding of upright guide rail 4
Wheel, or it is slidably connected to the sliding block of upright guide rail 4.
Fig. 2 and Fig. 5 is please referred to, since radix saposhnikoviae more importantly avoids high wind that from blowing the first curtain wall panel 1 or the second curtain wall
Plate 2, specifically in the on state, high wind will not make to slide between guidance set and upright guide rail 4.It is therefore preferred that
The guidance set further includes a locking device 13, and locking device 13 includes opening to rub with upright guide rail 4 to two-side elastic
The brake shoes 14 of connection, and act on the calutron 15 that brake shoes 14 unclamps its energization, calutron 15 and driving device
Electrical connection.
When driving device needs to act, make calutron 15 that brake shoes 14 be driven to be attracted to unclamp, make guidance set with regard to being powered
It can be free to slide with upright guide rail 4.It is just logical between guidance set and upright guide rail 4 after device to be driven completes drive actions
The locking of locking device 13 is crossed, 14 elasticity of brake shoes is opened and 4 frictional connection of upright guide rail at this time.
Preferably, further including position-limiting unit 12 on curtain wall product；Position-limiting unit 12 is installed in the first curtain wall panel 1 or the second
The back side both sides of the edge of curtain wall panel 2, position-limiting unit 12 are right against the setting of upright guide rail 4.When the first curtain wall panel 1 and the second curtain wall panel
2 open the closure for realizing curtain wall completely, and position-limiting unit 12, which just pushes up, to be set to the first curtain wall panel 1 or the second curtain wall panel 2 and lead vertically
Between rail 4, so that the two sides back side of the first curtain wall panel 1 or the second curtain wall panel 2 be avoided directly to collide with upright guide rail 4.Moreover, by
When the opening and closing of driving device control curtain wall, acting energy is on vertical direction, therefore is preferably kept away by position-limiting unit 12
Exempt from the first curtain wall panel 1 and dieback is straightened in the second curtain wall panel 2 completely.
In order to cooperate electrical control, curtain wall product further preferably includes electrical contact (not shown)；Electrical contact is installed in
On the guidance set bottom plate 10 of the top side of one curtain wall panel 1 or the bottom side of the second curtain wall panel 2.When two groups of guidance sets are close to each other
Generate electric signal.Meanwhile the back side two sides that electrical contact is installed in the first curtain wall panel 1 or the second curtain wall panel 2 can also be added
Edge, electrical contact are right against the setting of upright guide rail 4.Its installation site is equal to position-limiting unit 12, and effect is detection curtain wall
Whether it is closed completely.
Preferably, the driving device is equipped with the wireless energy control units for wireless control, to realize wireless remote control.
A kind of bi-directional folded curtain wall provided by the invention can be folded up opening by special drive assembly design
While, it can also be folded down, realize the double acting of on-off action.When being folded down it is convenient to top part carry out maintenance and
Electronic lifting restoring again is overhauled after the completion in installation, easy to operate, removes the danger of climbing from.And drive mechanism is simple, cost compared with
Low, durable, cooperation guidance set realizes outdoor windproof demand.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
Limitations on the scope of the patent of the present invention therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention
Protect range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of bi-directional folded curtain wall, including in hinged up and down the first curtain wall panel and the second curtain wall panel, bracket assembly, vertically lead
Rail and driving device, upright guide rail are fixedly installed on bracket assembly vertically, it is characterised in that: the first curtain wall panel being located above
Top side and the bottom side of underlying second curtain wall panel be slidably connected respectively with upright guide rail；And first curtain wall panel top side,
The bottom side of second curtain wall panel is sequentially connected with driving device respectively, and the top side for alloing driving device to drive the first curtain wall panel is downward
Sliding or the bottom side upward sliding for driving the second curtain wall panel.
2. bi-directional folded curtain wall according to claim 1, it is characterised in that: the driving device include motor, synchronizing shaft,
Winder, traction rope, fixed pulley and limited block；Motor is connect with the bottom side of the second curtain wall panel, and motor and is parallel to act 2
The synchronizing shaft transmission connection of wallboard bottom side installation；The both ends of synchronizing shaft are sequentially connected with winder；The bottom end of traction rope is fixed in
Winder and solderless wrapped connection is on winder；Fixed pulley rotation is installed on the top that bracket assembly corresponds to winder, installation site
Greater than or equal to the top side height under the first curtain wall panel closed state；The top of traction rope around fixed pulley and with the first curtain wall panel
Top side it is affixed, and the total weight of the second curtain wall panel and motor, synchronizing shaft is greater than the total weight of the first curtain wall panel；The side of fixed pulley
Side is fixedly installed with limited block, its top side is limited by limited block when being closed completely the first curtain wall panel.
3. bi-directional folded curtain wall according to claim 1 or 2, it is characterised in that: the first curtain wall panel top side and the second curtain wall
Board bottom side is slidably connected by guidance set and upright guide rail；The guidance set includes bottom plate and guide member；Bottom plate difference
It is hinged with the top side of the first curtain wall panel and the bottom side of the second curtain wall panel；Guide member is installed on bottom plate, and guide member and perpendicular
Straight guide is slidably connected；Driving device is installed on bottom plate.
4. bi-directional folded curtain wall according to claim 3, it is characterised in that: the guide member is to touch in upright guide rail
Directive wheel.
5. bi-directional folded curtain wall according to claim 3, it is characterised in that: the guide member is to be slidably connected to vertically
The sliding block of guide rail.
6. bi-directional folded curtain wall according to claim 3, it is characterised in that: in second curtain wall panel or the second curtain wall panel
Balance weight is also installed on the guidance set of bottom side.
7. bi-directional folded curtain wall according to claim 1, it is characterised in that: further include position-limiting unit；Position-limiting unit installing
In the back side both sides of the edge of the first curtain wall panel or the second curtain wall panel, position-limiting unit is right against upright guide rail setting.
8. bi-directional folded curtain wall according to claim 3, it is characterised in that: further include electrical contact；Electrical contact installing
In on the guidance set bottom plate of the bottom side of the top side or the second curtain wall panel of the first curtain wall panel；Electrical contact is installed in the first curtain wall panel
Or second curtain wall panel back side both sides of the edge, electrical contact be right against upright guide rail setting.
9. bi-directional folded curtain wall according to claim 1, it is characterised in that: the driving device, which is equipped with, is used for wireless control
Wireless energy control units.
10. bi-directional folded curtain wall according to claim 3, it is characterised in that: the guidance set further includes a locking
Device, locking device include opened to two-side elastic with the brake shoes of upright guide rail frictional connection, and act on brake shoes and make it
Be powered the calutron unclamped, and calutron is electrically connected to the drive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811479380.6A CN109487931B (en) | 2018-12-05 | 2018-12-05 | Bidirectional folding curtain wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811479380.6A CN109487931B (en) | 2018-12-05 | 2018-12-05 | Bidirectional folding curtain wall |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109487931A true CN109487931A (en) | 2019-03-19 |
| CN109487931B CN109487931B (en) | 2024-05-14 |
Family
ID=65699241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811479380.6A Active CN109487931B (en) | 2018-12-05 | 2018-12-05 | Bidirectional folding curtain wall |
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| Country | Link |
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| CN (1) | CN109487931B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110984448A (en) * | 2019-12-30 | 2020-04-10 | 武艳灵 | Curtain wall stone dry-hanging installation fixing keel steel frame |
| CN114352074A (en) * | 2021-12-13 | 2022-04-15 | 成都名辰传动设备有限公司 | Openable side wall and full-automatic sunlight room using same |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH673312A5 (en) * | 1985-04-09 | 1990-02-28 | Max Haedrich | Folding and sliding wall - has hinged panels forming lockable dust and damp-proof seal when shut |
| CN104674990A (en) * | 2015-02-09 | 2015-06-03 | 广州康普顿至高建材有限公司 | Moveable curtain wall |
| CN105298155A (en) * | 2015-10-16 | 2016-02-03 | 重庆光煦科技有限公司 | Energy-saving movable board room |
| CN209509264U (en) * | 2018-12-05 | 2019-10-18 | 广州康普顿至高建材有限公司 | A kind of bi-directional folded curtain wall |
-
2018
- 2018-12-05 CN CN201811479380.6A patent/CN109487931B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH673312A5 (en) * | 1985-04-09 | 1990-02-28 | Max Haedrich | Folding and sliding wall - has hinged panels forming lockable dust and damp-proof seal when shut |
| CN104674990A (en) * | 2015-02-09 | 2015-06-03 | 广州康普顿至高建材有限公司 | Moveable curtain wall |
| CN105298155A (en) * | 2015-10-16 | 2016-02-03 | 重庆光煦科技有限公司 | Energy-saving movable board room |
| CN209509264U (en) * | 2018-12-05 | 2019-10-18 | 广州康普顿至高建材有限公司 | A kind of bi-directional folded curtain wall |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110984448A (en) * | 2019-12-30 | 2020-04-10 | 武艳灵 | Curtain wall stone dry-hanging installation fixing keel steel frame |
| CN110984448B (en) * | 2019-12-30 | 2021-06-01 | 深圳市大地幕墙科技有限公司 | Curtain wall stone dry-hanging installation fixing keel steel frame |
| CN114352074A (en) * | 2021-12-13 | 2022-04-15 | 成都名辰传动设备有限公司 | Openable side wall and full-automatic sunlight room using same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109487931B (en) | 2024-05-14 |
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