CN208733946U - Dome skylight steel frame construction with skylight switch steel bracket - Google Patents
Dome skylight steel frame construction with skylight switch steel bracket Download PDFInfo
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- CN208733946U CN208733946U CN201821176920.9U CN201821176920U CN208733946U CN 208733946 U CN208733946 U CN 208733946U CN 201821176920 U CN201821176920 U CN 201821176920U CN 208733946 U CN208733946 U CN 208733946U
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- skylight
- muscle
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- curb girder
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 49
- 239000010959 steel Substances 0.000 title claims abstract description 49
- 238000010276 construction Methods 0.000 title claims abstract description 21
- 210000003205 muscle Anatomy 0.000 claims abstract description 180
- 230000007246 mechanism Effects 0.000 claims abstract description 40
- 238000005096 rolling process Methods 0.000 claims description 17
- 230000033001 locomotion Effects 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000003466 welding Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model discloses a kind of dome skylight steel frame construction with skylight switch steel bracket；The technical issues of the technical issues of solution: the skylight of the prior art mentioned in the background art, structure is complicated, and weight is big, and operation stability is poor, influences the normally-open of skylight and closes.A kind of technical solution of use: dome skylight steel frame construction with skylight switch steel bracket, including two skylight curb girders, two skylight end face crossbeams, at least three outer arc muscle, at least three inner arc muscle, at least three outer arc muscle dowels and two skylight side operating mechanisms, two skylight curb girders are parallel and interval is arranged, two skylight end face crossbeams are separately positioned on the both ends of two skylight curb girders, and two skylight side operating mechanisms are separately positioned on four ends on two skylight end face crossbeams.Advantage, this skylight steel frame construction, structure are simple and light-weight；Sprocket wheel direct engagement chain transmits power, and stability is strong, and it is not in slipping phenomenon that control precision is high.
Description
Technical field
The utility model relates to a kind of dome skylight steel frame constructions with skylight switch steel bracket.
Background technique
Astronomical dome makes the machine type roof special for power station designed exclusively for astronomical telescope omnibearing observation, for protecting astronomy to look in the distance
The astronomical instruments such as mirror, equipment are from solarization, dust storm, dust invasion.
Open astronomical observation device needs to open up skylight, and the skylight of the prior art, structure is complicated, and weight is big, operation
Stability is poor, influences the normally-open of skylight and closes.
Utility model content
The technical problem to be solved by the utility model is to the skylight of the prior art mentioned in the background art, knot
The technical issues of structure is complicated, and weight is big, and operation stability is poor, influences the normally-open of skylight and closes.
The purpose of this utility model is to provide a kind of dome skylight steel frame construction with skylight switch steel bracket, this day
Window good integrity, structure are simple and light-weight；It simultaneously can normally-open and closing.
In order to solve the above technical problems, the technical solution adopted in the utility model is:
A kind of dome skylight steel frame construction with skylight switch steel bracket, including two skylight curb girders, two skylight ends
Face crossbeam, at least three outer arc muscle, at least three inner arc muscle, at least three outer arc muscle dowels and two skylight sides run machine
Structure,
Two skylight curb girders are parallel and interval setting, two skylight end face crossbeams are separately positioned on the two of two skylight curb girders
End, two skylight curb girders and two skylight end face crossbeams constitute the frame of skylight；
Two skylight curb girders include muscle outside skylight curb girder, muscle and Duo Gen skylight curb girder connection muscle in skylight curb girder, skylight
The outer muscle of curb girder is arc-shaped with muscle in skylight curb girder and arc chord angle is identical, and the radius of the outer muscle of skylight curb girder is greater than in skylight curb girder
The radius of muscle, more skylight curb girder connection muscle are all connected with muscle in the outer muscle of skylight curb girder and skylight curb girder, and skylight curb girder couples muscle
One end connects the outer muscle of skylight curb girder, and skylight curb girder couples muscle in the other end connection skylight curb girder of muscle；
Two skylight end face crossbeams include end face crossbeam, end arc muscle and two butt faces connection muscle, end face crossbeam and end
Face arc muscle be connected, the arc-shaped edges of end arc muscle are connected with end face crossbeam transition, two butt faces couple muscle be all connected with end face crossbeam with
End arc muscle, end face couple one end connecting end surface crossbeam of muscle, and end face couples the other end connecting end surface arc muscle of muscle, two butt faces
Couple muscle to be symmetrical arranged about the junction of end face crossbeam and end arc muscle；
The both ends of end face crossbeam in one skylight end face crossbeam respectively with two skylight curb girders in two skylight curb girders
One end of outer muscle is connected, the both ends of the end face crossbeam in another skylight end face crossbeam respectively with two in two skylight curb girders
The other end of the outer muscle of skylight curb girder is connected；
The both ends of end arc muscle in one skylight end face crossbeam respectively with two skylight curb girders in two skylight curb girders
One end of interior muscle is connected, the both ends of the end arc muscle in another skylight end face crossbeam respectively with two in two skylight curb girders
The other end of muscle is connected in skylight curb girder；
All outer arc muscle are equally spaced to be arranged in parallel, and the both ends of outer arc muscle are separately positioned in two skylight end face crossbeams
On the crossbeam of end face；
All inner arc muscle are equally spaced to be arranged in parallel, and the both ends of inner arc muscle are separately positioned in two skylight end face crossbeams
On end arc muscle；
All outer arc muscle dowels are equally spaced to be arranged in parallel, outer arc muscle dowel be arranged perpendicular to all outer arc muscle and with
Outer arc muscle is connected；Multiple grid are constituted between all outer arc muscle dowels and all outer arc muscle；
Two skylight side operating mechanisms are separately positioned on four ends on two skylight end face crossbeams, for driving day
Opening or closing for astronomical dome is realized in window movement；Two skylight side operating mechanisms are symmetrical arranged, two skylight side operating mechanisms
It include chain box and the unit operating mechanism that skylight end face crossbeam both ends are set, two unit operating mechanisms are about day
The center symmetric setting of window end face crossbeam；The inside of muscle in skylight curb girder is arranged in chain box, and chain box is in circular arc plate, chain
The arc chord angle of box is equal with the arc chord angle of muscle in skylight curb girder；The channel for penetrating for chain is provided in chain box；
Two unit operating mechanisms include the end face connection muscle that skylight end face beam-end is suspended in by rolling wheel support
On driving idler wheel mechanism and by angle frame be suspended on skylight end face beam-end by skylight rolling support on dome
Rolling supporting mechanism；
Driving idler wheel mechanism includes idler wheel and threaded rod, and threaded rod is locked on rolling wheel support by two nuts, idler wheel
Bracket is L-shaped, and idler wheel is arranged on drum shell by rotation axis, and drum shell is suspended on the bottom end of threaded rod；Chain is worn
Cross chain box and by around positioned at the idler wheel at skylight end face crossbeam both ends；The sprocket wheel of external impetus input mechanism directly engages
Chain, drive chain rotation, so that skylight be pulled to open or close；
Rolling supporting mechanism includes screw rod frame and back-up roller wheel, and screw rod frame is L-shaped, and screw rod frame is suspended on angle by bolt
On steel framework, back-up roller wheel is rotatably arranged on screw rod frame by shaft, and back-up roller wheel is supported on dome.
Preferably, it is in quadrangle in grid orthographic projection to two-dimensional surface, diagonal brace muscle is set on the diagonal line of quadrangle.Tiltedly
The setting of support muscle increases the intensity of skylight.
Preferably, it is arranged in the diagonal brace muscle between two neighboring outer arc muscle in " W " type.
Preferably, skylight curb girder, skylight end face crossbeam, outer arc muscle, inner arc muscle and outer arc muscle dowel are all made of angle steel system
At.
Preferably, bearing is set between back-up roller wheel and shaft.
Preferably, one end that shaft is connected with screw rod frame is provided with screw thread and passes through nut for shaft and screw rod frame locking one
Body.
The utility model compared with prior art, the beneficial effect is that:
1, this dome skylight steel frame construction for having skylight switch steel bracket, is made of angle steel, this skylight is whole on the whole
Body is good, and structure is simple and light-weight.
2, this dome skylight steel frame construction for having skylight switch steel bracket, the structure of skylight is simple, external impetus input
The sprocket wheel of mechanism direct engagement chain transmits power, and stability is strong, and it is not in slipping phenomenon that control precision is high.
Detailed description of the invention
Fig. 1 is the main view of the utility model mechanism.
Fig. 2 is the main view of skylight curb girder.
Fig. 3 is the main view of skylight end face crossbeam.
Fig. 4 is the E-E cross-sectional view in Fig. 1.
Fig. 5 is enlarged view at A in Fig. 4.
Specific embodiment
Technical solutions of the utility model are described in detail below, but the protection scope of the utility model is not limited to
The embodiment.
To keep the content of the utility model more obvious and easy to understand, below in conjunction with attached drawing 1- Fig. 5 and specific embodiment do into
The description of one step.
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only to explain this
Utility model is not used to limit the utility model.
As shown in Figure 1, the dome skylight steel frame construction with skylight switch steel bracket in the present embodiment, is astronomical dome
Essential element.
As shown in Figure 1, one of the present embodiment has the dome skylight steel frame construction of skylight switch steel bracket, including two
4, two skylight end face crossbeams 5 of a skylight curb girder, at least three outer arc muscle 1, at least three inner arc muscle 2, at least three outer arc muscle
Dowel 3 and with two skylight side operating mechanisms 8.
As shown in Figure 1, in the present embodiment by taking three outer arc muscle, 1, three inner arc muscle 2 and five outer arc muscle dowels 3 as an example,
Further describe the dome skylight steel frame construction with skylight switch steel bracket.
Two skylight curb girders 4 are parallel and interval setting, two skylight end face crossbeams 5 are separately positioned on two skylight curb girders 4
Both ends, two skylight curb girders 4 and two skylight end face crossbeams 5 constitute the frame of skylight.
As shown in Fig. 2, two skylight curb girders 4 include muscle 41 outside skylight curb girder, muscle 42 and Duo Gen skylight in skylight curb girder
Curb girder couples muscle 43, and the outer muscle 41 of skylight curb girder is arc-shaped with muscle 42 in skylight curb girder and arc chord angle is identical, outside skylight curb girder
The radius of muscle 41 is greater than the radius of muscle 42 in skylight curb girder, and more skylight curb girder connection muscle 43 are all connected with the outer muscle 41 of skylight curb girder
With muscle 41 in skylight curb girder, skylight curb girder couples the outer muscle 41 of one end connection skylight curb girder of muscle 43, and skylight curb girder couples muscle 43
The other end connects muscle 42 in skylight curb girder.Skylight curb girder couples in muscle 43 and the outer muscle 41 of skylight curb girder and skylight curb girder between muscle 42
Welding manner is all made of to connect firmly.Muscle 42 and Duo Gen skylight curb girder connection in the outer muscle 41 of skylight curb girder, skylight curb girder in the present embodiment
It connects muscle 43 and is all made of angle steel and be made.
As shown in figure 3, two skylight end face crossbeams 5 include end face crossbeam 51, end arc muscle 52 and the connection of two butt faces
Muscle 53, end face crossbeam 51 are connected with end arc muscle 52, and the arc-shaped edges of end arc muscle 52 are connected with 51 transition of end face crossbeam, two butts
Face connection muscle 53 is all connected with end face crossbeam 51 and end arc muscle 52, and end face couples one end connecting end surface crossbeam 51 of muscle 53, end face
Couple the other end connecting end surface arc muscle 52 of muscle 53, two butt faces couple company of the muscle 53 about end face crossbeam 51 and end arc muscle 52
Place is met to be symmetrical arranged.It is connected firmly between end face crossbeam 51 and end arc muscle 52 using welding manner.End face couples muscle 53 and end face is horizontal
Welding manner is all made of between beam 51 and end arc muscle 52 to connect firmly.End face crossbeam 51, end arc muscle 52 and two in the present embodiment
Butt face connection muscle 53 is all made of angle steel and is made.
As shown in Figure 1, the both ends of the end face crossbeam 51 in a skylight end face crossbeam 5 are respectively and in two skylight curb girders 4
One end of the outer muscle 41 of two skylight curb girders be connected, the both ends of the end face crossbeam 51 in another skylight end face crossbeam 5 respectively with
The other end of the outer muscle 41 of two skylight curb girders in two skylight curb girders 4 is connected.End arc muscle in one skylight end face crossbeam 5
52 both ends are connected with one end of muscle 42 in two skylight curb girders in two skylight curb girders 4 respectively, another skylight end face is horizontal
The both ends of end arc muscle 52 in beam 5 other end phase with muscle 42 in two skylight curb girders in two skylight curb girders 4 respectively
Even.
It is arranged in parallel as shown in Figure 1, all outer arc muscle 1 are equally spaced, the both ends of outer arc muscle 1 are separately positioned on two skylights
On end face crossbeam 51 in end face crossbeam 5.All inner arc muscle 2 are equally spaced to be arranged in parallel, and the both ends of inner arc muscle 2 are separately positioned on
On end arc muscle 52 in two skylight end face crossbeams 5.All outer arc muscle dowels 3 are equally spaced to be arranged in parallel, and outer arc muscle connects
Muscle 3 is connect to be arranged perpendicular to all outer arc muscle 1 and be connected with outer arc muscle 1；Between all outer arc muscle dowels 3 and all outer arc muscle 1
Constitute multiple grid 6.It is in quadrangle in 6 orthographic projection of grid to two-dimensional surface, diagonal brace muscle 7 is set on the diagonal line of quadrangle.
The setting of diagonal brace muscle 7 increases the intensity of skylight.It is arranged in the diagonal brace muscle 7 between two neighboring outer arc muscle 1 in " W " type.
As shown in Figure 1, two skylight side operating mechanisms 8 are separately positioned on four ends on two skylight end face crossbeams 5
Place, for driving skylight movement to realize opening or closing for astronomical dome；Two skylight side operating mechanisms 8 are symmetrical arranged, and two
Skylight side operating mechanism 8 includes chain box and is arranged in the unit operating mechanism 9 at 5 both ends of skylight end face crossbeam, and two
Center symmetric setting of the unit operating mechanism 9 about skylight end face crossbeam 5；Chain box is arranged in skylight curb girder in muscle 42
Side, chain box are in circular arc plate, and the arc chord angle of chain box is equal with the arc chord angle of muscle 42 in skylight curb girder；It is provided in chain box
Channel for being penetrated for chain.
As shown in figure 4, two unit operating mechanisms 9 include being suspended in 5 end of skylight end face crossbeam by rolling wheel support 94
Driving idler wheel mechanism 91 on the end face connection muscle 53 in portion and by angle frame 92 be suspended on 5 end of skylight end face crossbeam by day
Rolling supporting mechanism 93 of the window rolling support on dome.
As shown in figure 4, angle frame 92 is the square frame body being welded using angle steel.
As shown in figure 5, driving idler wheel mechanism 91 includes idler wheel 91-1 and threaded rod 91-2, threaded rod 91-2 passes through two spiral shells
Female 91-3 locking is on rolling wheel support 94, and rolling wheel support 94 is L-shaped, and idler wheel 91-1 is arranged by rotation axis 91-4 in idler wheel
On shell 91-5, drum shell 91-5 is suspended on the bottom end of threaded rod 91-2.Chain passes through chain box and by around positioned at day
The idler wheel 91-1 at 5 both ends of window end face crossbeam；The direct engagement chain of the sprocket wheel of external impetus input mechanism, drive chain rotation,
To pull skylight to open or close.
The external impetus input mechanism referred in the present embodiment can select dual-output motor, in two output shafts of motor
On be respectively provided with the sprocket wheel engaged with chain, while providing power to two chains.
As shown in figure 5, rolling supporting mechanism 93 includes screw rod frame 93-1 and back-up roller wheel 93-2, screw rod frame 93-1 is in " L "
Type, screw rod frame 93-1 are suspended on angle frame 92 by bolt, and back-up roller wheel 93-2 is rotatably arranged on screw rod by shaft 93-3
Frame 93-1, back-up roller wheel 93-2 are supported on dome.
This has the dome skylight steel frame construction of skylight switch steel bracket, is made on the whole of angle steel, this skylight is whole
Property is good, and structure is simple and light-weight.
This has the dome skylight steel frame construction of skylight switch steel bracket, and the structure of skylight is simple, and external impetus inputs machine
The sprocket wheel of structure direct engagement chain transmits power, and stability is strong, and it is not in slipping phenomenon that control precision is high.
As described above, although the utility model has been indicated and described referring to specific preferred embodiment, it must not
It is construed to the limitation to the utility model itself.In the spirit and scope for not departing from the utility model that appended claims define
Under the premise of, it can various changes can be made in the form and details to it.
Claims (6)
1. a kind of dome skylight steel frame construction with skylight switch steel bracket, which is characterized in that including two skylight curb girders
(4), two skylight end face crossbeams (5), at least three outer arc muscle (1), at least three inner arc muscle (2), at least three outer arc muscle connect
Muscle (3) and two skylight side operating mechanisms (8) are connect,
Two skylight curb girders (4) are parallel and interval setting, two skylight end face crossbeams (5) are separately positioned on two skylight curb girders
(4) both ends, two skylight curb girders (4) and two skylight end face crossbeams (5) constitute the frame of skylight；
Two skylight curb girders (4) include muscle (41) outside skylight curb girder, muscle (42) He Duogen skylight curb girder connection in skylight curb girder
Muscle (43), the outer muscle (41) of skylight curb girder and muscle (42) is arc-shaped in skylight curb girder and arc chord angle is identical, skylight curb girder muscle outside
(41) radius is greater than the radius of muscle (42) in skylight curb girder, and more skylight curb girder connections muscle (43) are all connected with the outer muscle of skylight curb girder
(41) and in skylight curb girder muscle (42), skylight curb girder couple the outer muscle (41) of one end connection skylight curb girder of muscle (43), skylight curb girder
Couple muscle (42) in the other end connection skylight curb girder of muscle (43)；
Two skylight end face crossbeams (5) include end face crossbeam (51), end arc muscle (52) and two butt faces connection muscle (53), end
Face crossbeam (51) is connected with end arc muscle (52), and the arc-shaped edges of end arc muscle (52) are connected with end face crossbeam (51) transition, and two
End face connection muscle (53) is all connected with end face crossbeam (51) and end arc muscle (52), and one end connecting end surface that end face couples muscle (53) is horizontal
Beam (51), end face couple the other end connecting end surface arc muscle (52) of muscle (53), and two butt faces couple muscle (53) about end face crossbeam
(51) it is symmetrical arranged with the junction of end arc muscle (52)；
The both ends of end face crossbeam (51) in one skylight end face crossbeam (5) respectively with two days in two skylight curb girders (4)
One end of the outer muscle (41) of window curb girder is connected, and the both ends of the end face crossbeam (51) in another skylight end face crossbeam (5) are respectively with two
The other end of the outer muscle (41) of two skylight curb girders in a skylight curb girder (4) is connected；
The both ends of end arc muscle (52) in one skylight end face crossbeam (5) respectively with two days in two skylight curb girders (4)
One end of muscle (42) is connected in window curb girder, and the both ends of the end arc muscle (52) in another skylight end face crossbeam (5) are respectively with two
The other end of muscle (42) is connected in two skylight curb girders in a skylight curb girder (4)；
All outer arc muscle (1) are equally spaced to be arranged in parallel, and the both ends of outer arc muscle (1) are separately positioned on two skylight end face crossbeams
(5) on the end face crossbeam (51) in；
All inner arc muscle (2) are equally spaced to be arranged in parallel, and the both ends of inner arc muscle (2) are separately positioned on two skylight end face crossbeams
(5) on the end arc muscle (52) in；
All outer arc muscle dowels (3) are equally spaced to be arranged in parallel, and outer arc muscle dowel (3) is set perpendicular to all outer arc muscle (1)
It sets and is connected with outer arc muscle (1)；Multiple grid (6) are constituted between all outer arc muscle dowels (3) and all outer arc muscle (1)；
Two skylight side operating mechanisms (8) are separately positioned on four ends on two skylight end face crossbeams (5), for driving
Opening or closing for astronomical dome is realized in skylight movement；Two skylight side operating mechanisms (8) are symmetrical arranged, two skylight side operations
Mechanism (8) includes the unit operating mechanism (9) of chain box and setting at skylight end face crossbeam (5) both ends, two units
Center symmetric setting of the operating mechanism (9) about skylight end face crossbeam (5)；The interior of muscle (42) is arranged in skylight curb girder in chain box
Side, chain box are in circular arc plate, and the arc chord angle of chain box is equal with the arc chord angle of muscle (42) in skylight curb girder；Setting in chain box
There is the channel for penetrating for chain；
Two unit operating mechanisms (9) include the end face that skylight end face crossbeam (5) end is suspended in by rolling wheel support (94)
Driving idler wheel mechanism (91) in connection muscle (53) and by angle frame (92) be suspended on skylight end face crossbeam (5) end by day
Rolling supporting mechanism (93) of the window rolling support on dome；
Driving idler wheel mechanism (91) includes idler wheel (91-1) and threaded rod (91-2), and threaded rod (91-2) passes through two nut (91-
3) on rolling wheel support (94), rolling wheel support (94) is L-shaped for locking, and idler wheel (91-1) is being rolled by rotation axis (91-4) setting
It takes turns on shell (91-5), drum shell (91-5) is suspended on the bottom end of threaded rod (91-2)；Chain pass through chain box and by around
Cross the idler wheel (91-1) positioned at skylight end face crossbeam (5) both ends；The direct engagement chain of the sprocket wheel of external impetus input mechanism is driven
Dynamic chain rotation, so that skylight be pulled to open or close；
Rolling supporting mechanism (93) includes screw rod frame (93-1) and back-up roller wheel (93-2), and screw rod frame (93-1) is L-shaped, screw rod
Frame (93-1) is suspended on angle frame (92) by bolt, and back-up roller wheel (93-2) is rotatably arranged on screw rod by shaft (93-3)
Frame (93-1), back-up roller wheel (93-2) are supported on dome.
2. having the dome skylight steel frame construction of skylight switch steel bracket as described in claim 1, which is characterized in that grid
(6) it is in quadrangle in orthographic projection to two-dimensional surface, diagonal brace muscle (7) is set on the diagonal line of quadrangle.
3. having the dome skylight steel frame construction of skylight switch steel bracket as claimed in claim 2, which is characterized in that be located at
Diagonal brace muscle (7) between two neighboring outer arc muscle (1) is arranged in " W " type.
4. having the dome skylight steel frame construction of skylight switch steel bracket as described in claim 1, which is characterized in that skylight side
Beam (4), skylight end face crossbeam (5), outer arc muscle (1), inner arc muscle (2) and outer arc muscle dowel (3) are all made of angle steel and are made.
5. having the dome skylight steel frame construction of skylight switch steel bracket as described in claim 1, which is characterized in that back-up roller
It takes turns and bearing (93-4) is set between (93-2) and shaft (93-3).
6. having the dome skylight steel frame construction of skylight switch steel bracket as described in claim 1, which is characterized in that shaft
One end that (93-3) is connected with screw rod frame (93-1) is provided with screw thread and passes through nut for shaft (93-3) and screw rod frame (93-1)
Locking one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821176920.9U CN208733946U (en) | 2018-07-24 | 2018-07-24 | Dome skylight steel frame construction with skylight switch steel bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821176920.9U CN208733946U (en) | 2018-07-24 | 2018-07-24 | Dome skylight steel frame construction with skylight switch steel bracket |
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| Publication Number | Publication Date |
|---|---|
| CN208733946U true CN208733946U (en) | 2019-04-12 |
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ID=66026745
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821176920.9U Expired - Fee Related CN208733946U (en) | 2018-07-24 | 2018-07-24 | Dome skylight steel frame construction with skylight switch steel bracket |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108868022A (en) * | 2018-07-24 | 2018-11-23 | 南京慢城光电科技有限公司 | Dome skylight steel frame construction with skylight switch steel bracket |
-
2018
- 2018-07-24 CN CN201821176920.9U patent/CN208733946U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108868022A (en) * | 2018-07-24 | 2018-11-23 | 南京慢城光电科技有限公司 | Dome skylight steel frame construction with skylight switch steel bracket |
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