CN210713988U - Double-layer steel structure factory building with telescopic roof - Google Patents
Double-layer steel structure factory building with telescopic roof Download PDFInfo
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- CN210713988U CN210713988U CN201921079972.9U CN201921079972U CN210713988U CN 210713988 U CN210713988 U CN 210713988U CN 201921079972 U CN201921079972 U CN 201921079972U CN 210713988 U CN210713988 U CN 210713988U
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 42
- 239000010959 steel Substances 0.000 title claims abstract description 42
- 239000012528 membrane Substances 0.000 claims abstract description 16
- 239000011521 glass Substances 0.000 claims abstract description 15
- 238000007789 sealing Methods 0.000 claims abstract description 8
- 238000010248 power generation Methods 0.000 claims description 15
- 238000010276 construction Methods 0.000 claims description 14
- 238000005286 illumination Methods 0.000 abstract description 6
- 239000000463 material Substances 0.000 abstract description 2
- 238000003860 storage Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000002337 anti-port Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 230000033001 locomotion Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- 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
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/10—Photovoltaic [PV]
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Roof Covering Using Slabs Or Stiff Sheets (AREA)
Abstract
The utility model discloses a double-layer steel structure factory building with a telescopic roof, which relates to the technical field of steel structures of factory buildings, and comprises a cuboid steel structure framework formed by fixedly connecting at least two portal frames and at least two connecting beams, wherein the top of the steel structure framework is provided with a roof, the roof comprises a plurality of roof plates which are hinged by pin shafts, a V-shaped structure is formed between two adjacent roof plates, and the two adjacent roof plates are fixedly connected with a waterproof membrane for sealing and shielding gaps at the hinged part; the roof bottom is connected with a driving mechanism for driving the plurality of roof plates to expand or contract, and the driving mechanism comprises a screw rod, a nut and a positive and negative rotation motor, wherein the screw rod is horizontally perpendicular to the connecting beam, two ends of the screw rod are rotatably connected to the connecting beam, the nut is fixed on the roof and is in threaded connection with the screw rod, and the positive and negative rotation motor drives the screw rod to rotate. The utility model discloses a shrink and the extension on control glass material roof can let the natural light get into the factory building, reduces light illumination power consumption, practices thrift the electric energy.
Description
Technical Field
The utility model relates to a factory building steel construction technical field, more specifically the theory that says so, it relates to a double-deck steel construction factory building with flexible roof.
Background
Along with the development of industry, the steel construction is by wide application in the factory building construction of manufacturing, and the steel construction mainly includes components such as girder steel, steel column, and it has the simple and easy and shorter advantage of construction period of construction, and steel construction factory building durable, easily maintenance, only need at ordinary times maintain can. Compared with a single-layer steel structure, the double-layer steel structure has the advantages of strong stability, strong anti-seismic performance and good sound insulation effect.
The utility model discloses a prior art refers to the utility model patent that the grant bulletin number is CN206485046U, and it discloses a double-deck steel construction factory building, including structures such as ground longeron, floor crossbeam, factory building stand and factory building floor, this factory building simple structure, the sloping designs into the structure of non-isosceles triangle shape with the crossbeam, and the centre is equipped with the support column and carries out bearing structure, so this factory building has very strong shock resistance.
However, the above scheme has the following disadvantages: the roof of the steel structure factory building is closed, a floor slab of the factory building is of a light-tight structure, light cannot easily enter the factory building under a good external illumination state in a sunny day, a large amount of light illumination is needed in the factory building, and the power consumption is increased.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a double-deck steel construction factory building with flexible roof can open the roof when fine day illumination is good and let light get into the factory building in, reduces the light illumination to practice thrift the electric energy.
The above technical purpose of the present invention can be achieved by the following technical solutions:
the utility model provides a double-deck steel construction factory building with flexible roof, includes the cuboid steel structure skeleton that two at least portal frames and two at least tie-beam fixed connection formed, steel structure skeleton's top is provided with roof, its characterized in that: the roof comprises a plurality of roof plates which are hinged through pin shafts, a V-shaped structure is formed between every two adjacent roof plates, and a waterproof membrane for sealing and shielding gaps is fixedly connected at the hinged position of every two adjacent roof plates; the roof bottom is connected with a driving mechanism for driving the plurality of roof plates to expand or contract, and the driving mechanism comprises a screw rod, a nut and a positive and negative rotation motor, wherein the screw rod is horizontally perpendicular to the connecting beam, two ends of the screw rod are rotatably connected to the connecting beam, the nut is fixed on the roof and is in threaded connection with the screw rod, and the positive and negative rotation motor drives the screw rod to rotate.
By adopting the technical scheme, when the weather is clear, the motor is controlled to rotate forwards, the motor can drive the screw rod to rotate, the nut in threaded connection with the screw rod axially moves along the screw rod and drives a plurality of roof plates of the roof to be folded and contracted, natural light directly enters a workshop to increase the brightness, so that the lighting of light is reduced, and electric energy is saved; during overcast and rainy weather, control motor antiport, the motor drives the lead screw reversal, and the nut is along the reverse axis reverse movement of lead screw and drive the shingle and expand and cover whole factory building, and the water proof membrane can prevent that the rainwater from the gap seepage between the shingle, and the rainwater is discharged from the V-arrangement groove bottom between the roof.
The utility model discloses further set up to: and a guide rail is fixed on the top of the gantry parallel to the screw rod, and a roller matched with the guide rail is coaxially connected with a pin shaft on one side of the roof close to the guide rail.
Through adopting above-mentioned technical scheme, when the shingle on roof removed, gyro wheel and guide rail mutually supported, ensured that the roof orbit can not take place the skew, and the gyro wheel has also reduced the friction between shingle and the portal frame simultaneously for the shingle removes more smoothly.
The utility model discloses further set up to: a groove is formed in one side of the connecting beam, a clamping strip is arranged on the side edge, close to the connecting beam, of the roof plate at the edge of the roof, and the clamping strip can be inserted into the groove and matched with the groove.
Through adopting above-mentioned technical scheme, when the roof expanded to the shingle butt joint of border position to the tie-beam, the roof was together fixed through the block of card strip and recess with the tie-beam, reduced the possibility that the roof rocked.
The utility model discloses further set up to: the groove is tightly attached and fixed with an elastic sealing gasket.
By adopting the technical scheme, when the roof plate and the connecting beam are clamped and fixed together, the sealing gasket can fill the gap between the clamping strip and the groove, and the rainwater is prevented from entering a workshop through the gap.
The utility model discloses further set up to: the middle part of the top end of the portal frame is vertical to the screw rod and is fixed with another connecting beam, and two roofs are respectively positioned on two sides of the connecting beam; the screw threads of the screw rod positioned at the lower parts of the two roofs are reverse, and two nuts are respectively in threaded connection with the two ends of the screw rod.
Through adopting above-mentioned technical scheme, the size on one hand every roof reduces for whole factory building top, makes things convenient for preparation and installation. On the other hand, a motor can drive two roofs simultaneously and can expand or contract simultaneously, the number of used motors is reduced, and the installation and maintenance are convenient.
The utility model discloses further set up to: the roof panel is a glass panel.
By adopting the technical scheme, no matter whether the weather is clear or rainy, outdoor light can directly penetrate through the glass plate to enter the plant, the brightness in the plant is improved, the quantity of lighting requirements is reduced, and electric energy is saved.
The utility model discloses further set up to: the portal frame is located roof below fixed mounting has the photovoltaic power generation subassembly, and the photovoltaic power generation subassembly includes photovoltaic board and the battery with photovoltaic board electric connection.
Through adopting above-mentioned technical scheme, sunshine shines photovoltaic power generation subassembly can generate electricity and store in the battery to evening or overcast and rainy weather provide electric power, make full use of solar energy for the lighting apparatus in the factory building.
The utility model discloses further set up to: the waterproof membrane is a flexible PVC membrane, and the waterproof membrane is welded or bonded with the roof slab.
By adopting the technical scheme, the PVC membrane has good waterproof effect and common market, and the roof is low in production and manufacture cost. The waterproof membrane and the roof slab are welded or bonded to be tightly connected, and the production process is convenient to operate.
To sum up, the utility model discloses a beneficial technological effect does:
1. when the weather is good, natural light can enter the plant through the glass roof, and workers can also control the motor to enable the glass roof to contract and enable the natural light to directly enter the plant, so that lighting is reduced and even replaced, and electric energy is saved; in rainy days, workers operate the motor to extend the glass roof, so that the whole plant roof can be covered, natural light can enter the plant through the glass roof, rainwater can be prevented from entering the plant, and workers and equipment are protected;
2. the flexible waterproof cloth is fixedly connected at the hinged part of the V-shaped glass plate, so that rainwater is prevented from entering a workshop through the hinged part of the glass plate when raining, and the phenomenon that equipment and workers are wetted by rainwater is eliminated;
3. by installing the photovoltaic power generation assembly on the upper part of the factory building, when the weather is clear, the photovoltaic power generation assembly converts solar energy into electric energy and stores the electric energy in the storage battery; when raining, the glass roof extends to cover the whole plant roof, the photovoltaic power generation assembly is not attacked by rainwater, and the storage battery can provide electric energy for the plant.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a front view of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 1 showing the connection between the roof deck and the guide rail;
FIG. 4 is a cross-sectional view taken along line B-B of FIG. 2 showing the connection of the drive mechanism to the roof;
fig. 5 is an enlarged view showing the groove structure on the connection beam at the portion C in fig. 2.
In the figure, 1, a portal frame; 11. a column; 12. a top beam; 13. a guide rail; 14. a jack; 15. a cross beam; 16. a support pillar; 17. an oblique beam; 2. a connecting beam; 21. a groove; 22. a gasket; 3. a roof; 31. a roof deck; 32. a pin shaft; 33. a water-resistant film; 34. a roller; 35. clamping the strip; 4. a drive mechanism; 41. a first nut; 42. a second nut; 43. a screw rod; 44. a motor; 5. a photovoltaic panel; 51. and (4) a storage battery.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The utility model provides a double-deck steel construction factory building with flexible roof, refers to figure 1, including portal frame 1, tie-beam 2 and roof 3, a plurality of portal frames 1 pass through 2 fixed connection of tie-beam and become the cuboid steel construction, and roof 3 installs in the steel construction top, installs between the tie-beam 2 and drives 3 expandes of roof and the actuating mechanism 4 of shrink. When the weather is clear, the driving mechanism 4 is started to drive the roof 3 to contract, natural light can directly irradiate the plant to enter the plant, the internal brightness of the plant is increased, the lighting is reduced, and electric energy is saved; in rainy days, the driving mechanism 4 is started to drive the roof 3 to be unfolded, so that the roof covers the top surface of the whole steel structure.
Referring to fig. 1 and 2, the portal frame 1 includes a top beam 12 horizontally disposed and vertical columns 11 vertically fixed at two ends of the top beam 12, a cross beam 15 is horizontally fixed between the two columns 11, in order to improve the structural strength of the portal frame 1, a support column 16 is vertically fixed between the top beam 12 and the cross beam 15, and oblique beams 17 are fixedly connected to the top end of the support column 16 and two ends of the cross beam 15. Be equipped with a plurality of jacks 14 along the direction of height on stand 11, as required, a plurality of portal frames 1 can be the interval setting side by side, connect through the horizontal pole that wears to locate in jack 14 and fix between a plurality of portal frames 1.
Referring to fig. 1 and 2, a photovoltaic power generation assembly is fixedly mounted below the roof 3 of the gantry 1, the photovoltaic power generation assembly comprises a photovoltaic panel 5 and a storage battery 51, the photovoltaic panel 5 is fixed on the beam 15, the storage battery 51 is electrically connected with the photovoltaic panel 5, and the photovoltaic power generation assembly can adopt a commercial bikside XKD-JY-1000W type power generation system. The photovoltaic panel 5 has at least two. When the sunny roof 3 is contracted and opened in the weather, sunlight irradiates the photovoltaic power generation assembly to generate power and store the power in the storage battery 51, so that the power is provided for the lighting equipment in the factory building at night or in the rainy weather, and the solar energy is fully utilized.
Referring to fig. 1 and 3, a connecting beam 2 is vertically fixed at the midpoint of two top beams 12 and divides the top of the steel structure into two same areas, and two roofs 3 are respectively installed in the two areas. The roof 3 comprises a number of elongated rectangular roof panels 31 hingedly connected by means of pins 32, and adjacent roof panels 31 are fixedly connected to flexible waterproofing membranes 33 at the hinges. Roof board 31 can be various steel sheet, aluminum alloy plate, corrosion resistant plate, PVC board, glass board etc. and the preferred glass board that uses of this department can also make light see through inside entering into the factory building when roof 3 expandes, increases the light condition in the factory building, even do not contract roof 3 in addition also can make photovoltaic power generation subassembly receive sunshine to generate electricity. The waterproof membrane 33 may be a flexible PVC membrane, and the waterproof membrane 33 may be directly fixed to the roof panels 31 by welding or gluing, so as to prevent rainwater from leaking through a gap between the two roof panels 31. The roof plates 31 and the pin shaft 32 are arranged perpendicular to the top beam 12, two roof plates 31 hinged to the same pin shaft 32 are arranged in a V shape, and two ends of the pin shaft 32 close to one side of the top beam 12 are coaxially and rotatably connected with the rollers 34. A guide rail 13 is fixed to an upper portion of the header 12 in a longitudinal direction, and the rollers 34 are relatively movable along the guide rail 13.
Referring to fig. 1 and 4, the driving mechanism 4 includes a screw rod 43 horizontally disposed perpendicular to the middle of the connection beam 2 and having two ends rotatably connected to the connection beam 2, one end of the screw rod 43 is connected to a motor 44 fixed to the connection beam 2, the screw rod 43 is located in the opposite direction of the screw threads of the two areas on the top of the steel structure, one end of the screw rod 43 is connected to a first nut 41 in a threaded manner, the other end of the screw rod 43 is connected to a second nut 42 in a threaded manner, and the first nut 41 and the second nut 42 are respectively fixedly connected to the roof plates 31 on the edge of the roof 3; the motor 44 is a forward and reverse rotation motor, and the motor 44 is electrically connected with a control switch in a factory. The roof 3 is in an extension state under a normal state and covers the top of the steel structure, when the motor 44 starts to rotate forwards, the motor 44 drives the screw rod 43 to rotate, the second nut 42 close to one end of the motor 44 moves away from the motor 44 along the axial direction of the screw rod 43, the second nut 42 drives the roof plate 31 to fold and contract towards the middle position of the top beam 12, and because the threads at the two ends of the screw rod 43 are reversed, the first nut 41 drives the roof plate 31 to fold and contract towards the middle position of the top beam 12, the top of a steel structure factory building is opened; similarly, when the motor 44 rotates reversely, the first nut 41 and the second nut 42 respectively drive the roof plates 31 to be away from each other and unfolded, and the roof 3 covers the top of the steel structure factory building again.
Referring to fig. 3 and 5, a clamping strip 35 is fixed on the edge of the roof plate 31 of the roof 3 close to the connecting beams 2 along the length direction, and a groove 21 matched with the clamping strip 35 is formed on one opposite side of the two connecting beams 2. When the roof 3 is fully unfolded, the clip 35 of the roof panel 31 is inserted into the groove 21. In order to improve the waterproof performance, a sealing gasket 22 is fixedly attached to the inner wall of the groove 21, and the sealing gasket 22 can be a rubber gasket with the thickness of 3-5 mm.
The operation mode of the double-layer steel structure factory building with the telescopic roof is as follows:
when the weather is good, natural light can enter a plant through the roof 3 made of glass, workers can also operate the control switch to start the motor 44 to rotate forwards, so that the roof 3 is contracted, the roof of the plant is opened, a large amount of natural light can directly enter the plant, the natural light can directly irradiate the photovoltaic panel 5, the photovoltaic power generation assembly converts solar energy into electric energy to be stored in the storage battery 51, the storage battery 51 can be used by lighting equipment in the plant, the roof 3 is opened, the convection of air inside and outside a plant is facilitated, and the air quality in the plant is improved; during overcast and rainy weather, the staff passes through control switch starter motor 44 reversal, makes 3 extensions on roof cover whole factory building, both can let in natural light sees through the roof 3 entering factory building of glass material, also avoids photovoltaic module and equipment to receive the invasion and attack of rainwater, and the electric energy that battery 51 stored can provide the electric energy and supply the factory building illumination to use the energy saving.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a double-deck steel construction factory building with flexible roof, includes cuboid steel structural framework that two at least portal frames (1) and two at least tie-beam (2) fixed connection formed, steel structural framework's top is provided with roof (3), its characterized in that: the roof (3) comprises a plurality of roof plates (31) which are hinged through pin shafts (32), two adjacent roof plates (31) are V-shaped, and waterproof membranes (33) used for sealing and shielding gaps are fixedly connected at the hinged positions of the two adjacent roof plates (31); the roof structure is characterized in that a driving mechanism (4) used for driving a plurality of roof plates (31) to expand or contract is connected to the bottom of the roof (3), and the driving mechanism (4) comprises a screw rod (43) which is horizontally perpendicular to the connecting beam (2) and is connected to the connecting beam (2) in a rotating mode at two ends, a nut which is fixed on the roof (3) and is in threaded connection with the screw rod (43), and a forward and reverse rotating motor which drives the screw rod (43) to rotate.
2. The double-deck steel structure factory building with flexible roof of claim 1, characterized in that: the top of the portal frame (1) is parallel to the screw rod (43) and is fixed with a guide rail (13), and a pin shaft on one side of the roof (3) close to the guide rail (13) is coaxially connected with a roller (34) matched with the guide rail (13).
3. The double-deck steel structure factory building with flexible roof of claim 1, characterized in that: a groove (21) is formed in one side of the connecting beam (2), a clamping strip (35) is arranged on the side edge, close to the connecting beam (2), of the roof plate (31) at the edge of the roof (3), and the clamping strip (35) can be inserted into the groove (21) and matched with the groove.
4. The double-deck steel structure factory building with flexible roof of claim 3, characterized in that: the groove (21) is tightly attached and fixed with an elastic sealing gasket (22).
5. The double-deck steel structure factory building with flexible roof of claim 4, characterized in that: the middle part of the top end of the portal frame (1) is vertical to the screw rod (43) and is fixed with another connecting beam (2), and two roofs (3) are respectively positioned on two sides of the connecting beam (2); the screw threads of the screw rod (43) positioned below the two roofs (3) are reverse, and two nuts are respectively in threaded connection with the two ends of the screw rod (43).
6. The double-deck steel structure factory building with flexible roof of claim 1, characterized in that: the roof plate (31) is a glass plate.
7. The double-deck steel structure factory building with flexible roof of claim 6, characterized in that: the portal frame (1) is located roof (3) below fixed mounting has the photovoltaic power generation subassembly, the photovoltaic power generation subassembly include photovoltaic board (5) and with photovoltaic board (5) electric connection's battery (51).
8. The double-deck steel structure factory building with flexible roof of claim 1, characterized in that: the waterproof membrane (33) is a PVC membrane, and the waterproof membrane (33) is welded or bonded with the roof plate (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921079972.9U CN210713988U (en) | 2019-07-10 | 2019-07-10 | Double-layer steel structure factory building with telescopic roof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921079972.9U CN210713988U (en) | 2019-07-10 | 2019-07-10 | Double-layer steel structure factory building with telescopic roof |
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| CN210713988U true CN210713988U (en) | 2020-06-09 |
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| CN201921079972.9U Active CN210713988U (en) | 2019-07-10 | 2019-07-10 | Double-layer steel structure factory building with telescopic roof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111622541A (en) * | 2020-07-15 | 2020-09-04 | 江西江联环境工程装配制造有限公司 | Multi-functional intelligent sunning room convenient to dismantle |
| CN112411845A (en) * | 2021-01-22 | 2021-02-26 | 湖南工商大学 | Open-close type roof of small tennis stadium |
| CN112900719A (en) * | 2020-12-30 | 2021-06-04 | 博地建设集团有限公司 | Deformable roof structure |
| CN114704122A (en) * | 2022-04-19 | 2022-07-05 | 北京首钢建设集团有限公司 | Method for dismantling roof of existing building |
| CN115637807A (en) * | 2022-11-30 | 2023-01-24 | 中国建筑第二工程局有限公司 | Movable roof of large-span steel structure building |
-
2019
- 2019-07-10 CN CN201921079972.9U patent/CN210713988U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111622541A (en) * | 2020-07-15 | 2020-09-04 | 江西江联环境工程装配制造有限公司 | Multi-functional intelligent sunning room convenient to dismantle |
| CN112900719A (en) * | 2020-12-30 | 2021-06-04 | 博地建设集团有限公司 | Deformable roof structure |
| CN112411845A (en) * | 2021-01-22 | 2021-02-26 | 湖南工商大学 | Open-close type roof of small tennis stadium |
| CN112411845B (en) * | 2021-01-22 | 2021-04-02 | 湖南工商大学 | Open-close type roof of small tennis stadium |
| CN114704122A (en) * | 2022-04-19 | 2022-07-05 | 北京首钢建设集团有限公司 | Method for dismantling roof of existing building |
| CN114704122B (en) * | 2022-04-19 | 2023-12-01 | 北京首钢建设集团有限公司 | Method for dismantling roof of existing building |
| CN115637807A (en) * | 2022-11-30 | 2023-01-24 | 中国建筑第二工程局有限公司 | Movable roof of large-span steel structure building |
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