CN209603553U - A kind of safe and intelligent stretches sunshade rain-shed - Google Patents
A kind of safe and intelligent stretches sunshade rain-shed Download PDFInfo
- Publication number
- CN209603553U CN209603553U CN201920002376.4U CN201920002376U CN209603553U CN 209603553 U CN209603553 U CN 209603553U CN 201920002376 U CN201920002376 U CN 201920002376U CN 209603553 U CN209603553 U CN 209603553U
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- China
- Prior art keywords
- ceiling
- tarpaulin
- shed
- double end
- shaft
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a kind of safe and intelligent stretch it is sunshade rain-shed, including ceiling supporting mechanism, ceiling, tarpaulin, ceiling lift drive mechanism, tarpaulin contracting mechanism, controller, environmental sensor, ceiling is movably arranged at the top of ceiling supporting mechanism, ceiling lift drive mechanism is mounted on ceiling supporting mechanism rear and is articulated and connected on rear side of ceiling, tarpaulin contracting mechanism is mounted on the top surface of ceiling, tarpaulin side is fixed on ceiling, the tarpaulin other side is mounted on tarpaulin contracting mechanism, controller, environmental sensor is respectively and fixedly installed to the side of ceiling supporting mechanism, controller passes through conducting wire and environmental sensor respectively, ceiling lift drive mechanism, the connection of tarpaulin contracting mechanism.The utility model has the advantages that the environmental change that can be monitored according to environmental sensor, controls sunshade rain-shed change working condition, additionally it is possible to according to sunshade, the developed area for needing to adjust tarpaulin for the area that keeps off the rain；When having typhoon, tarpaulin, ceiling can be packed up, prevent it is sunshade rain-shed blown by typhoon it is bad.
Description
Technical field
The utility model relates to sunshade rain-shed field more particularly to a kind of safe and intelligent stretch it is sunshade rain-shed.
Background technique
Sunshade rain-shed is a kind of for beta site or fixed-site sun-shading rain-proof apparatus, usually by different purposes design system
Make the sun-shading rain-proof shed of certain specification.Currently, constituting sun-shading rain-proof shed ceiling skeleton generallys use overall structure, complete
Sunshade rain-shed maximum shielded area afterwards is just determined；Meanwhile it is sunshade rain-shed can not according to environmental change, flexibly change shape
State exists and uses unsafe hidden danger.
The utility model patent is the technical problem to be solved is that, overcome existing sun-shading rain-proof shed existing sun-shading rain-proof
Canopy cannot adjust flexible the shortcomings that blocking size, state according to environment, demand, provide that a kind of structure is simple, use safe one
Kind safe and intelligent stretches sunshade rain-shed.
Utility model content
The purpose of the utility model is to overcome problem above of the existing technology, provide a kind of flexible screening of safe and intelligent
Positive awning.
To realize above-mentioned technical purpose and the technique effect, the utility model is achieved through the following technical solutions: one
Kind of safe and intelligent stretches sunshade rain-shed, including ceiling supporting mechanism, ceiling, tarpaulin, ceiling lift drive mechanism, tarpaulin shrinker
Structure, controller, environmental sensor, the ceiling are movably arranged at the top of ceiling supporting mechanism, the ceiling lift drive mechanism
It being mounted on ceiling supporting mechanism rear and is articulated and connected on rear side of ceiling, the tarpaulin contracting mechanism is mounted on the top surface of ceiling,
The tarpaulin side is fixed on ceiling, and the tarpaulin other side is mounted on tarpaulin contracting mechanism, the controller, environmental sensor
It is respectively and fixedly installed to the side of ceiling supporting mechanism, the controller passes through conducting wire respectively and environmental sensor, ceiling are gone up and down
Driving mechanism, the connection of tarpaulin contracting mechanism.
Wherein, the ceiling supporting mechanism includes more root posts, first angle adjusts guide wheel group, second angle adjusts guide wheel
Group, support shaft, each column bottom end are welded in the middle part of perpendicular bottom plate, are divided at the top of adjacent two root posts, between bottom
It is not fixedly connected by connecting plate, the top of the every column is fixedly installed with U-shaped support plate, and the first angle adjusting is led
The center of wheel group is in the middle part of the articulated shaft being installed in U-shaped support plate, positioned at the column top part of ceiling supporting mechanism two sides
Not She You one piece of L-type support plate, the both ends of the support shaft are respectively and fixedly installed in two pieces of L-type support plates, are arranged described
Second angle adjusts the shaft hole sleeve at guide wheel group center in support shaft, and the second angle adjusts guide wheel group positioned at corresponding
First angle is adjusted above guide wheel group, and the first angle adjusts guide wheel group and second angle adjusts guide wheel group and rotated by two Duis
It is mounted on the guide wheel composition at oval template both ends.
Wherein, the ceiling lift drive mechanism includes decelerating motor, driving gear A, driven gear A, screw rod, guiding
Bar, lower supporting plate, upper mobile board, directive wheel, connecting rod, the lower supporting plate are fixedly mounted on ceiling supporting mechanism back bottom,
The decelerating motor is fixed on lower supporting plate, and the top of the screw rod is mounted on ceiling supporting mechanism back side top by bearing block
The bottom in portion, the screw rod is mounted on lower supporting plate by bearing block, covers the driving on the power output shaft of decelerating motor
Gear A is meshed with the driven gear A for covering in screw rod bottom, the screw rod and the screw hole bolt being provided on upper mobile board,
The bottom of the directive wheel and connecting rod is hingedly mounted on the positive directive wheel mounting plate of upper mobile board by articulated shaft, and institute
Directive wheel is stated to scroll up and down in the guide rail for being set to the column back side；The bottom end of the guide rod is fixedly mounted on lower supporting plate
On, it is covered at the top of the guide rod in the bearing block being installed at the top of the ceiling supporting mechanism back side, the guiding rod set is being opened
In the pilot hole on upper mobile board, the decelerating motor is connect by conducting wire with controller.
Wherein, the ceiling includes more supporting beams, a cross bar, and the second angle adjusts guide wheel group rolling and is mounted on
It is set in the bar shaped roller groove that the centre of supporting beam is arranged along its length, the bottom surface of the supporting beam is in first angle tune
Rolled in section guide wheel group, the both ends of the supporting beam are respectively equipped with the link block of a pair of of semicylinder, the top of the connecting rod with
A pair of of link block on rear side of the supporting beam being positioned above is hinged by articulated shaft, and the cross bar will be located on front side of whole supporting beams
Link block series connection.
Wherein, the tarpaulin contracting mechanism include double end motor, drive shaft, driving gear B, driven gear B, driven shaft,
Chain, the double end motor are fixedly mounted in the supporting beam of ceiling side, and the both ends of the driven shaft are respectively fitted over position
In the bearing block in the supporting beam of the ceiling other side, the power output shaft both ends of the double end motor are connected by shaft coupling respectively
Connect a drive shaft, bearing block of a headgear of the drive shaft far from double end motor in the supporting beam for being equipped with double end motor
In, it is at least cased with a driving gear B in every drive shaft, is at least cased with two driven gear B, the chain on the driven shaft
Item is meshed with the driving gear B and driven gear B being located in same transverse direction simultaneously, and the double end motor is with controller by leading
Line connection.
Wherein, the tarpaulin include collapsible tarpaulin ontology, the round bar that is fixed at tarpaulin body bottom portion crease, be located at institute
The round bar for stating tarpaulin side covers in multiple round tube A for being fixed on and being equipped in the supporting beam of double end motor, is located at the tarpaulin
The round bar of the other side covers in the round tube B for being fixed on chain top.
Wherein, the environmental sensor includes air velocity transducer, rain sensor, optical sensor, the controller packet
Include programmable logic controller (PLC), decelerating motor driver, double end motor driver, touch screen, the programmable logic controller (PLC)
Respectively by conducting wire and air velocity transducer, rain sensor, optical sensor, decelerating motor driver, double end motor driver,
Touch screen connection, the decelerating motor driver are connected with the deceleration motor by conducting wire, and the double end motor driver is by leading
Line is connect with double end motor.
The beneficial effects of the utility model are: the environmental change that can be monitored according to environmental sensor, controls sunshade rain-shed
Change working condition, additionally it is possible to according to sunshade, the developed area for needing to adjust tarpaulin for the area that keeps off the rain；When having typhoon, it can incite somebody to action
Tarpaulin, ceiling are packed up, prevent it is sunshade rain-shed blown by typhoon it is bad.
Detailed description of the invention
Attached drawing described herein is used to provide a further understanding of the present invention, and is constituted part of this application,
The exemplary embodiment of the utility model and the description thereof are used to explain the utility model, does not constitute to the improper of the utility model
It limits.In the accompanying drawings:
Fig. 1 is the structural schematic diagram at sunshade rain-shed the first visual angle of unfolded state in the utility model embodiment；
Fig. 2 is the structural schematic diagram at sunshade rain-shed the second visual angle of unfolded state in the utility model embodiment；
Fig. 3 is the structural schematic diagram in the utility model embodiment after sunshade rain-shed unfolded state removal tarpaulin ontology；
Fig. 4 is the structural schematic diagram of ceiling supporting mechanism in the utility model embodiment；
Fig. 5 is that first angle adjusts guide wheel group in the utility model embodiment and the structure of second angle adjusting guide wheel group is shown
It is intended to；
Fig. 6 is the structural schematic diagram of ceiling lift drive mechanism in the utility model embodiment；
Fig. 7 is the structural schematic diagram of ceiling in the utility model embodiment；
Fig. 8 is the structural schematic diagram of tarpaulin contracting mechanism in the utility model embodiment；
Fig. 9 is the structural schematic diagram of tarpaulin in the utility model embodiment.
Specific embodiment
Below with reference to the accompanying drawings and in conjunction with the embodiments, the utility model is described in detail.
As shown in Figures 1 to 9, a kind of safe and intelligent stretches sunshade rain-shed, including the lifting of ceiling supporting mechanism 1, ceiling is driven
Motivation structure 2, ceiling 3, tarpaulin contracting mechanism 4, tarpaulin 5, controller 6, environmental sensor, ceiling 3 are movably arranged on ceiling support
The top of mechanism 1, ceiling lift drive mechanism 2 be mounted on 1 rear of ceiling supporting mechanism and be articulated and connected on rear side of ceiling 3, tarpaulin
Contracting mechanism 4 is mounted on the top surface of ceiling 3, and 5 side of tarpaulin is fixed on ceiling 3, and 5 other side of tarpaulin is mounted on tarpaulin shrinker
On structure 4, controller 6, environmental sensor are respectively and fixedly installed to the side of ceiling supporting mechanism 1, and controller 6 passes through conducting wire respectively
It is connect with environmental sensor, ceiling lift drive mechanism 2, tarpaulin contracting mechanism 4.
Ceiling supporting mechanism 1 includes three root posts 103, first angle adjusts guide wheel group 107, second angle adjusts guide wheel group
108, support shaft 110,103 bottom end of each column are welded on perpendicular 101 middle part of bottom plate, and adjacent two root posts 103 are pushed up
It being fixedly connected respectively by connecting plate 104 between portion, bottom, the top of each column 103 is fixedly installed with U-shaped support plate 105,
First angle adjusts the center of guide wheel group 107 at 106 middle part of articulated shaft being installed in U-shaped support plate 105, is located at ceiling branch
One piece of L-type support plate 109 is respectively equipped at the top of the column 103 of 1 two sides of support mechanism, the both ends of support shaft 110 are fixedly mounted respectively
In two pieces of L-type support plates 109, the shaft hole sleeve at second angle adjusting 108 center of guide wheel group is set in support shaft 110, and
And second angle adjusts guide wheel group 108 and is located at 107 top of corresponding first angle adjusting guide wheel group, first angle adjusts guide wheel group
107 and second angle adjust the guide wheel 112 that is rotatably installed in 111 both ends of oval template by two pairs of guide wheel group 108 and form.
Ceiling lift drive mechanism 2 includes decelerating motor 202, driving gear A203, driven gear A204, screw rod 205, leads
To bar 211, lower supporting plate 201, upper mobile board 206, directive wheel 208, connecting rod 210, lower supporting plate 201 is fixedly mounted on ceiling branch
1 back bottom of support mechanism, decelerating motor 202 are fixed on lower supporting plate 201, and the top of screw rod 205 is installed by bearing block 207
At the top of 1 back side of ceiling supporting mechanism, the bottom of screw rod 205 is mounted on lower supporting plate 201 by bearing block 207, is covered and is being subtracted
Driving gear A203 on the power output shaft of speed motor 202 is meshed with the driven gear A204 for covering in 205 bottom of screw rod, spiral shell
The bottom of bar 205 and the screw hole bolt being provided on upper mobile board 206, directive wheel 208 and connecting rod 210 passes through articulated shaft 212
It is hingedly mounted on the positive directive wheel mounting plate 209 of upper mobile board 206, and directive wheel 208 is being set to 103 back side of column
Guide rail 102 in scroll up and down；The bottom end of guide rod 211 is fixedly mounted on lower supporting plate 201, the top set of guide rod 211
In the bearing block 207 being installed at the top of 1 back side of ceiling supporting mechanism, 211 sets of guide rod on being opened in upper mobile board 206
In pilot hole, decelerating motor 202 is connect by conducting wire with controller 6.
Ceiling 3 includes three supporting beams, 301, cross bars 305, and the second angle adjusting rolling of guide wheel group 108, which is mounted on, to be set
It is placed in the bar shaped roller groove 302 that the centre of supporting beam 301 is arranged along its length, the bottom surface of supporting beam 301 is at first jiao
Degree is adjusted to be rolled in guide wheel group 107, and the both ends of supporting beam 301 are respectively equipped with the link block 303 of a pair of of semicylinder, connecting rod 210
Top and the rear side of supporting beam 301 being positioned above a pair of of link block 303 it is hinged by articulated shaft 304, cross bar 305 is by position
Link block 303 in whole 301 front sides of supporting beam is connected.
Tarpaulin contracting mechanism 4 includes double end motor 401, drive shaft 402, driving gear B404, driven gear B406, driven
Axis 405, chain 407, double end motor 401 are fixedly mounted in the supporting beam 301 of 3 side of ceiling, the both ends of driven shaft 405
It is respectively fitted in the bearing block 408 in the supporting beam 301 of 3 other side of ceiling, the power output shaft both ends of double end motor 401
A drive shaft 402 is connected by shaft coupling 403 respectively, a headgear of the drive shaft 403 far from double end motor 401 be equipped with it is double
In bearing block 408 in the supporting beam 301 of head motor 401, set is driven there are two driving gear B404 in every drive shaft 402
Set is there are four driven gear B406 on axis 405, chain 407 simultaneously with the driving gear B404 and driven tooth that are located in same transverse direction
Wheel B406 is meshed, and double end motor 401 is connect with controller 6 by conducting wire.
Tarpaulin 5 includes collapsible tarpaulin ontology 501, the round bar 502 being fixed at 501 bottom crease of tarpaulin ontology, is located at
In 502 sets of round tube A503 being fixed in the supporting beam 301 for being equipped with double end motor 401 at four of round bar of 5 side of tarpaulin, position
In 502 sets of round bar of 5 other side of tarpaulin in the round tube B409 for being fixed on 407 top of chain.
Environmental sensor includes air velocity transducer 7, rain sensor 8, optical sensor 9, and controller 6 includes programmable patrols
Controller, decelerating motor driver, double end motor driver, touch screen 10 are collected, programmable logic controller (PLC) passes through conducting wire respectively
With air velocity transducer 7, rain sensor 8, optical sensor 9, decelerating motor driver, double end motor driver, touch screen 10
Connection, decelerating motor driver are connect by conducting wire with decelerating motor 202, and double end motor driver passes through conducting wire and double end motor
401 connections.
The course of work: rain sensor monitors to rain or optical sensor is when monitoring that intensity of illumination is big, to programmable
Logic controller sends signal, and after programmable logic controller (PLC) receives signal, according to the control program of editor, control is slowed down electric
Machine driver drives decelerating motor to rotate forward, and makes screw rod reversion that upper mobile board be driven to move up and pushes up ceiling, until ceiling
It is covered on above ceiling supporting mechanism, then PLC controls double end motor driver is driving double end motor just
Turn, chain is made to haul tarpaulin expansion；Air velocity transducer monitors that typhoon or rain sensor monitor to stop rainy or light
Intensity of illumination hour is monitored according to sensor, sends signal to programmable logic controller (PLC), PLC controls are double
Head motor driven double end motor reversal, makes chain haul tarpaulin folding, and the driving of PLC controls decelerating motor subtracts
Speed motor reversion makes screw rod rotating forward that upper mobile board be driven to move down and pulls down ceiling, until ceiling is located at ceiling support machine
Structure rear.
Basic principles, main features, and advantages of the present invention has been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.
Claims (7)
1. a kind of safe and intelligent stretches sunshade rain-shed, it is characterised in that: including ceiling supporting mechanism, ceiling, tarpaulin, ceiling lifting
Driving mechanism, tarpaulin contracting mechanism, controller, environmental sensor, the ceiling are movably arranged at the top of ceiling supporting mechanism, institute
It states ceiling lift drive mechanism to be mounted on ceiling supporting mechanism rear and be articulated and connected on rear side of ceiling, the tarpaulin contracting mechanism
It is mounted on the top surface of ceiling, the tarpaulin side is fixed on ceiling, and the tarpaulin other side is mounted on tarpaulin contracting mechanism, described
Controller, environmental sensor are respectively and fixedly installed to the side of ceiling supporting mechanism, and the controller passes through conducting wire and ring respectively
Border sensor, ceiling lift drive mechanism, the connection of tarpaulin contracting mechanism.
2. safe and intelligent according to claim 1 stretches sunshade rain-shed, it is characterised in that: the ceiling supporting mechanism includes
More root posts, first angle adjust guide wheel group, second angle adjusts guide wheel group, support shaft, and each column bottom end is welded on and it
In the middle part of vertical bottom plate, it is fixedly connected respectively by connecting plate at the top of adjacent two root posts, between bottom, the every column
Top be fixedly installed with U-shaped support plate, the first angle adjusts the center of guide wheel group on being installed on U-shaped support plate
In the middle part of articulated shaft, it is respectively equipped with one piece of L-type support plate at the top of the column of ceiling supporting mechanism two sides, the two of the support shaft
End is respectively and fixedly installed in two pieces of L-type support plates, and the shaft hole sleeve that second angle adjusting guide wheel group center is arranged in is propping up
It supports on axis, and the second angle adjusts guide wheel group and is located above corresponding first angle adjusting guide wheel group, described first jiao
Degree adjusts guide wheel group and second angle adjusts the guide wheel that guide wheel group is rotatably installed in oval template both ends by two pairs and forms.
3. safe and intelligent according to claim 2 stretches sunshade rain-shed, it is characterised in that: the ceiling lift drive mechanism
Including decelerating motor, driving gear A, driven gear A, screw rod, guide rod, lower supporting plate, upper mobile board, directive wheel, connecting rod, institute
It states lower supporting plate and is fixedly mounted on ceiling supporting mechanism back bottom, the decelerating motor is fixed on lower supporting plate, the spiral shell
The top of bar is mounted at the top of the ceiling supporting mechanism back side by bearing block, and the bottom of the screw rod is mounted on down by bearing block
In support plate, covers driving gear A on the power output shaft of decelerating motor and nibbled with the driven gear A phase for covering in screw rod bottom
It closes, the screw rod and the screw hole bolt being provided on upper mobile board, the bottom of the directive wheel and connecting rod is cut with scissors by articulated shaft
Connect and be mounted on the positive directive wheel mounting plate of upper mobile board, and the directive wheel in the guide rail for being set to the column back side on
Lower rolling；The bottom end of the guide rod is fixedly mounted on lower supporting plate, is covered at the top of the guide rod and is being installed on ceiling branch
In bearing block at the top of the support mechanism back side, the guiding rod set is in the pilot hole being opened on upper mobile board, the deceleration electricity
Machine is connect by conducting wire with controller.
4. safe and intelligent according to claim 3 stretches sunshade rain-shed, it is characterised in that: the ceiling includes more supports
Beam, a cross bar, the second angle adjusting guide wheel group, which rolls, is mounted on the centre for being set to supporting beam cloth along its length
In the bar shaped roller groove set, the bottom surface of the supporting beam is adjusted in first angle to be rolled in guide wheel group, the both ends of the supporting beam
It is respectively equipped with the link block of a pair of of semicylinder, the top of the connecting rod is connect with a pair on rear side of the supporting beam being positioned above
Block is hinged by articulated shaft, and the cross bar connects the link block being located on front side of whole supporting beams.
5. safe and intelligent according to claim 4 stretches sunshade rain-shed, it is characterised in that: the tarpaulin contracting mechanism includes
Double end motor, drive shaft, driving gear B, driven gear B, driven shaft, chain, the double end motor are fixedly mounted on positioned at canopy
In the supporting beam for pushing up side, the both ends of the driven shaft are respectively fitted in the bearing block in the supporting beam of the ceiling other side,
The power output shaft both ends of the double end motor connect a drive shaft by shaft coupling respectively, and the drive shaft is far from double end electricity
One headgear of machine is at least cased with a sliding tooth in the bearing block in the supporting beam for being equipped with double end motor, in every drive shaft
Take turns B, be at least cased with two driven gear B on the driven shaft, the chain simultaneously with the driving gear B that is located in same transverse direction
It is meshed with driven gear B, the double end motor is connect with controller by conducting wire.
6. safe and intelligent according to claim 5 stretches sunshade rain-shed, it is characterised in that: the tarpaulin includes foldable tent
Cloth ontology, the round bar being fixed at tarpaulin body bottom portion crease, the round bar positioned at the tarpaulin side, which is covered, is fixed on peace multiple
In round tube A in supporting beam equipped with double end motor, the round bar positioned at the tarpaulin other side, which covers, is being fixed on chain top
In round tube B.
7. safe and intelligent according to claim 6 stretches sunshade rain-shed, it is characterised in that: the environmental sensor includes wind
Fast sensor, rain sensor, optical sensor, the controller include programmable logic controller (PLC), decelerating motor driver,
Double end motor driver, touch screen, the programmable logic controller (PLC) pass through conducting wire and air velocity transducer, rainwater sensing respectively
Device, optical sensor, decelerating motor driver, double end motor driver, touch screen connection, the decelerating motor driver pass through
Conducting wire connects with the deceleration motor, and the double end motor driver is connect by conducting wire with double end motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920002376.4U CN209603553U (en) | 2019-01-02 | 2019-01-02 | A kind of safe and intelligent stretches sunshade rain-shed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920002376.4U CN209603553U (en) | 2019-01-02 | 2019-01-02 | A kind of safe and intelligent stretches sunshade rain-shed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209603553U true CN209603553U (en) | 2019-11-08 |
Family
ID=68398344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920002376.4U Expired - Fee Related CN209603553U (en) | 2019-01-02 | 2019-01-02 | A kind of safe and intelligent stretches sunshade rain-shed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209603553U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109594802A (en) * | 2019-01-02 | 2019-04-09 | 中京建设工程(广州)有限公司 | A kind of safe and intelligent stretches sunshade rain-shed |
| CN112502460A (en) * | 2021-01-11 | 2021-03-16 | 南京时汇安贸易有限公司 | Protection device for copper relief sculpture in acid rain area |
-
2019
- 2019-01-02 CN CN201920002376.4U patent/CN209603553U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109594802A (en) * | 2019-01-02 | 2019-04-09 | 中京建设工程(广州)有限公司 | A kind of safe and intelligent stretches sunshade rain-shed |
| CN109594802B (en) * | 2019-01-02 | 2023-11-17 | 中京建设工程(广州)有限公司 | Safe intelligent telescopic sunshade awning |
| CN112502460A (en) * | 2021-01-11 | 2021-03-16 | 南京时汇安贸易有限公司 | Protection device for copper relief sculpture in acid rain area |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191108 Termination date: 20210102 |
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| CF01 | Termination of patent right due to non-payment of annual fee |