CN115370197A - Extend cooling system for construction of sunshade area - Google Patents

Extend cooling system for construction of sunshade area Download PDF

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Publication number
CN115370197A
CN115370197A CN202211139020.8A CN202211139020A CN115370197A CN 115370197 A CN115370197 A CN 115370197A CN 202211139020 A CN202211139020 A CN 202211139020A CN 115370197 A CN115370197 A CN 115370197A
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CN
China
Prior art keywords
rotating
plate
water
supporting
cooling system
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Granted
Application number
CN202211139020.8A
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Chinese (zh)
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CN115370197B (en
Inventor
于风波
崔海朋
刘杰
李文明
郭彦龙
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Qingdao Gangyi Group Co ltd
Original Assignee
Qingdao Vocational And Technical College Of Hotel Management
Qingdao Gangyi Group Co ltd
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Application filed by Qingdao Vocational And Technical College Of Hotel Management, Qingdao Gangyi Group Co ltd filed Critical Qingdao Vocational And Technical College Of Hotel Management
Priority to CN202211139020.8A priority Critical patent/CN115370197B/en
Publication of CN115370197A publication Critical patent/CN115370197A/en
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Publication of CN115370197B publication Critical patent/CN115370197B/en
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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04HBUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H1/00Buildings or groups of buildings for dwelling or office purposes; General layout, e.g. modular co-ordination or staggered storeys
    • E04H1/12Small buildings or other erections for limited occupation, erected in the open air or arranged in buildings, e.g. kiosks, waiting shelters for bus stops or for filling stations, roofs for railway platforms, watchmen's huts or dressing cubicles
    • E04H1/1205Small buildings erected in the open air
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64CAEROPLANES; HELICOPTERS
    • B64C39/00Aircraft not otherwise provided for
    • B64C39/02Aircraft not otherwise provided for characterised by special use
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/343Structures characterised by movable, separable, or collapsible parts, e.g. for transport
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/343Structures characterised by movable, separable, or collapsible parts, e.g. for transport
    • E04B1/344Structures characterised by movable, separable, or collapsible parts, e.g. for transport with hinged parts
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04FFINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F10/00Sunshades, e.g. Florentine blinds or jalousies; Outside screens; Awnings or baldachins
    • E04F10/005Rigidly-arranged sunshade roofs with coherent surfaces
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • F24F5/0007Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Tents Or Canopies (AREA)
  • Buildings Adapted To Withstand Abnormal External Influences (AREA)

Abstract

The invention provides a building construction cooling system for expanding a sunshade area, which comprises a horizontally arranged supporting transverse plate, a water bag arranged above the supporting transverse plate, a supporting vertical plate arranged on the lower end surface of the supporting transverse plate, and unmanned aerial vehicles respectively arranged at the two bottom ends of the supporting vertical plate, wherein each unmanned aerial vehicle comprises an unmanned aerial vehicle body and a blade assembly, a rotating supporting structure comprises a rotating frame, a movable slotted plate arranged on the inner side of the rotating frame, a rotating shaft arranged at the outer end of the rotating frame, a supporting seat connected with the rotating shaft, and a motor connected with the rotating shaft, and the supporting seat is arranged on the outer side of one end of the supporting transverse plate. The cooling system for building construction, which expands the shading area, enlarges the shading area, and is greatly beneficial to the shading effect of the transverse plate, the first rotating plate and the second rotating plate on sunlight.

Description

Cooling system for building construction with expanded sunshade area
Technical Field
The invention relates to the technical field of a summer heat avoiding device for building construction, in particular to a cooling system for building construction, which expands a sunshade area.
Background
In hot seasons, outdoor severe heat is difficult to endure, the temperature is high, and because construction workers all carry out high-strength work, if the construction workers can not be effectively cooled in the long-time working process, the workers can generate serious sweating and dehydration conditions, the workers can also become more rapid fatigue, the health of the workers is influenced, and the workers can not maintain high-efficiency work. In addition, due to the particularity of building construction, a large amount of fly ash can be generated in the construction environment, and great threat is brought to the physical health of workers. Therefore, the construction worker working outdoors is very easy to get a heat stroke during the working process, thereby threatening the health. In order to solve the problems, the invention provides a cooling system for building construction, which is convenient for workers to avoid summer heat.
Disclosure of Invention
The invention aims to provide a building construction cooling system for expanding the sunshade area, which solves the technical problem of how to avoid the heatstroke phenomenon caused by building workers in the outdoor construction process, is beneficial to reducing dust and saving water resources, and has multifunctional technical effects.
A building construction cooling system for expanding a sunshade area comprises a horizontally arranged supporting transverse plate, a water bag arranged above the supporting transverse plate, a supporting vertical plate arranged on the lower end face of the supporting transverse plate, and unmanned aerial vehicles respectively arranged at the two bottom ends of the supporting vertical plate, wherein each unmanned aerial vehicle comprises an unmanned aerial vehicle body and a blade assembly, and the bottom end of the supporting vertical plate is connected with the upper end face of the unmanned aerial vehicle body;
the paddle assembly is characterized in that a rotating cylinder is arranged on the upper end face of the paddle assembly, the top end of the rotating cylinder is connected with the water bag through a water outlet pipe, a plurality of fine holes are formed in the outer side face of the rotating cylinder, and an electromagnetic valve is arranged on the water outlet pipe.
The unmanned aerial vehicle body is characterized in that a fixed groove plate is vertically arranged on one side of the unmanned aerial vehicle body, and a first water groove is formed in the bottom end of the fixed groove plate.
A circulating system is arranged on the fixed slot plate;
the circulating system comprises a water pumping pipe with one end communicated with the first water tank, a water pump connected with the other end of the water pumping pipe and a water discharging pipe with one end connected with the water pump, the other end of the water discharging pipe is connected with the water bag, and the water pump is arranged on the outer side face of the fixed groove plate.
The two ends of the supporting transverse plate are respectively provided with a rotating supporting structure, and the rotating supporting structures are detachably connected with the water bag;
rotate bearing structure including rotating the frame, setting and be in rotate the inboard movable frid of frame, set up rotate the pivot of frame outer end, with supporting seat that the pivot is connected, with the motor that the pivot is connected, the supporting seat sets up the one end outside of support diaphragm.
And a second water tank is arranged in the movable trough plate and is connected with the first water tank through a communicating pipe.
The rotating shaft is connected with the unfolding structures used for increasing the shielding area through the bevel gear assembly, and the two unfolding structures are respectively arranged at the two side parts of the supporting transverse plate.
The bevel gear assembly comprises a main bevel gear arranged on the rotating shaft, a secondary bevel gear meshed with the main bevel gear, and a gear shaft penetrating through the center of the secondary bevel gear, and the gear shaft is connected with the rotating shaft through a transmission belt.
One of the unfolding structures comprises a first rotating plate arranged on one of the rotating shafts, the other unfolding structure comprises a second rotating plate arranged on the other rotating shaft, and the first rotating plate and the second rotating plate are respectively arranged below the supporting transverse plate in a separable mode.
The invention achieves the following remarkable effects:
(1) The unfolding structure is arranged, on one hand, the unfolding structure is linked with the rotating support structure and rotates along with the rotation of the rotating frame, and the folding mechanism is convenient and quick; on the other hand, when the first rotating plate and the second rotating plate rotate to be in a horizontal state, the shielding area is enlarged, and the shielding effect of the transverse plate, the first rotating plate and the second rotating plate on two pairs of sunlight is greatly facilitated;
(2) The unmanned aerial vehicle is provided with the rotating cylinder, the outer side of the rotating cylinder is provided with a plurality of pores, when the unmanned aerial vehicle works, the supporting transverse plate can be supported, the blades can simultaneously drive the rotating cylinder to rotate, the electromagnetic valve on the water outlet pipe is opened, water in the water bag enters the rotating cylinder through the water outlet pipe, under the centrifugal effect, the water is sprayed out through the pores to form a spray shape, the cooling effect on air and constructors is realized, water mist is easy to evaporate, evaporation and heat absorption can be realized, and the temperature in the air can be quickly reduced;
(3) The water spraying device is provided with a fixed groove plate, a first water groove is formed in the bottom end of the fixed groove plate, and water sprayed by the rotating cylinder falls into the first water groove; on the other hand, the circulating system is arranged to pump the water in the first water tank into the water bag, so that water resources are saved and reused;
(4) The rotary supporting structure is arranged, and has the following functions:
firstly, when the rotating frame rotates to the position above the water bag, pressure can be applied to the water bag, and the water bag is tightly pressed on the supporting transverse plate, so that the function of fixing the water bag is achieved;
the movable groove plate is arranged on the inner side of the rotating frame, when the rotating frame rotates outwards under the action of the motor, the paddle rotates, water in the rotating cylinder can be thrown onto the movable groove plate, and the water tank II on the movable groove plate is connected with the water tank I through the communicating pipe, so that the effects of water circulation and water resource saving are achieved;
thirdly, when the rotation frame rotates to the outside and exceeds 180 degrees, the free end of the rotation frame can contact with the building, the whole cooling system for building construction can be supported, the unmanned aerial vehicle is prevented from hovering in the air all the time, and energy is saved.
Drawings
Fig. 1 is a first schematic structural diagram of a cooling system for building construction in an embodiment of the present invention.
Fig. 2 is a second schematic structural diagram of a cooling system for building construction in an embodiment of the present invention.
Fig. 3 is a front view of a cooling system for building construction according to an embodiment of the present invention.
Fig. 4 is a schematic view of the arrangement structure of the water bag belt and the supporting transverse plate in the embodiment of the invention.
FIG. 5 is a schematic structural diagram of a circulation system according to an embodiment of the present invention.
Fig. 6 is a schematic structural diagram of a rotation support structure in an embodiment of the present invention.
Fig. 7 is a schematic structural view of the rotating frame and the movable groove plate in the embodiment of the invention.
Fig. 8 is a structural diagram illustrating a supporting state of the rotating frame according to the embodiment of the present invention.
Fig. 9 is a schematic view of an unfolded structure of the first rotating plate and the second rotating plate in the embodiment of the invention.
Wherein the reference numerals are: 1. a water-bag; 2. rotating the frame; 3. a movable slot plate; 4. a bevel gear assembly; 41. a main bevel gear; 42. a slave bevel gear; 43. a gear shaft; 44. a transmission belt; 5. a water outlet pipe; 6. a rotating cylinder; 7. a blade assembly; 8. a motor; 9. an unmanned aerial vehicle body; 10. supporting a vertical plate; 11. supporting the transverse plate; 12. a water pumping pipe; 13. a water pump; 14. a drain pipe; 15. fixing the groove plate; 151. a first water tank; 16. a rotating shaft; 161. rotating the first plate; 162. and rotating the second plate.
Detailed Description
In order to make the technical features of the present solution clearer, the present solution is explained by the following embodiments.
Referring to fig. 1-9, a building construction cooling system for expanding a sunshade area comprises a horizontal supporting transverse plate 11, a water bag 1 arranged above the supporting transverse plate 11, a supporting vertical plate 10 arranged on the lower end surface of the supporting transverse plate 11, and unmanned aerial vehicles respectively arranged at two bottom ends of the supporting vertical plate 10, wherein each unmanned aerial vehicle comprises an unmanned aerial vehicle body 9 and a paddle assembly 7, and the bottom end of the supporting vertical plate 10 is connected with the upper end surface of the unmanned aerial vehicle body 9;
the up end of paddle subassembly 7 is provided with a rotation section of thick bamboo 6, and the top of a rotation section of thick bamboo 6 is passed through outlet pipe 5 and is connected with water pocket bag 1, and the lateral surface of a rotation section of thick bamboo 6 is provided with a plurality of pores, is provided with the solenoid valve on the outlet pipe 5.
Wherein, the top end of the rotating cylinder 6 is connected with the water outlet pipe 5 through a rotary seal.
The electromagnetic valve is controlled by the controller, is not linked with the propeller, and can be opened manually even if the controller is not provided; when whole device rose constructor next door, unmanned aerial vehicle stopped rotating, and people open the solenoid valve, then restart unmanned aerial vehicle, the rotatory water of driving of a fixed cylinder spouts from the pore.
Unmanned aerial vehicle mainly has two effects: firstly, the supporting plate is lifted; secondly, the rotation of that screw drives the solid fixed cylinder and rotates, and the solid fixed cylinder is rotary seal connected with that riser, because the solid fixed cylinder outside sets up the pore, like this under the effect of centrifugal force, water is thrown away, forms the spray form.
The vertical fixed frid 15 that is provided with in one side of unmanned aerial vehicle body 9, the bottom of fixed frid 15 is provided with basin 151.
The fixed slot plate 15 is provided with a circulating system;
the circulating system comprises a water pumping pipe 12 with one end communicated with the first water tank 151, a water pump 13 connected with the other end of the water pumping pipe 12 and a water draining pipe 14 with one end connected with the water pump 13, the other end of the water draining pipe 14 is connected with the water bag 1, and the water pump 13 is arranged on the outer side face of the fixed groove plate 15.
Two ends of the supporting transverse plate 11 are respectively provided with a rotating supporting structure, and the rotating supporting structures are detachably connected with the water bag 1;
the rotary supporting structure comprises a rotary frame 2, a movable groove plate 3 arranged on the inner side of the rotary frame 2, a rotary shaft 16 arranged on the outer end of the rotary frame 2, a supporting seat connected with the rotary shaft 16 and a motor 8 connected with the rotary shaft 16, wherein the supporting seat is arranged on the outer side of one end of a supporting transverse plate 11.
A second water tank is arranged in the movable trough plate 3 and is connected with the first water tank 151 through a communicating pipe.
The rotating shaft 16 is connected with a spreading structure for increasing the shielding area through the bevel gear assembly 4, and the two spreading structures are respectively arranged at two side parts of the supporting transverse plate 11.
The bevel gear assembly 4 includes a main bevel gear 41 provided on the rotation shaft 16, a sub bevel gear 42 engaged with the main bevel gear 41, and a pinion shaft 43 passing through the center of the sub bevel gear 42, the pinion shaft 43 being connected to the rotation shaft 16 via a belt 44.
One of the unfolding structures comprises a first rotating plate 161 arranged on one of the rotating shafts 16, the other unfolding structure comprises a second rotating plate 162 arranged on the other rotating shaft 16, and the first rotating plate 161 and the second rotating plate 162 are respectively detachably arranged below the supporting transverse plate 11.
The specific working process of the invention is as follows:
the unmanned aerial vehicle is characterized in that a rotating cylinder 6 is arranged on a paddle component 7 of the unmanned aerial vehicle, a plurality of pores are formed in the outer side of the rotating cylinder 6, when the unmanned aerial vehicle works, a supporting transverse plate 11 can be supported, the rotating cylinder 6 can be driven to rotate simultaneously by the rotation of the paddle, a solenoid valve on a water outlet pipe 5 can be opened through a controller, water in the water bag 1 enters the rotating cylinder 6 through the water outlet pipe 5, and the water is sprayed through the pores under the centrifugal effect to form a spray shape, so that the cooling of air and construction personnel is realized;
the bottom end of the supporting transverse plate 11 is provided with the fixed groove plate 15, the bottom end of the fixed groove plate 15 is provided with the first water groove 151, water sprayed from the rotating cylinder 6 falls into the first water groove 151, the effect of blocking water mist is achieved, the water mist is prevented from being diffused around people, the sight of people is affected, on the other hand, the water in the first water groove 151 is pumped into the water bag 1 under the effect of the water pump 13, and water resources are saved and reused;
the unmanned aerial vehicle is provided with a rotating support structure, when the unmanned aerial vehicle brings the support transverse plate 11 and the water bag 1 into the air, the rotating frame 2 rotates to the position above the water bag 1, and the water bag 1 is tightly pressed on the support transverse plate 11, so that the function of fixing the water bag 1 is achieved;
when the unmanned aerial vehicle reaches the position near or above a constructor, the movable groove plate 3 is arranged on the inner side of the rotating frame 2, when the rotating frame 2 rotates outwards under the action of the motor 8, the paddle rotates, water in the rotating cylinder 6 can be thrown onto the movable groove plate 3, and the water channel II on the movable groove plate 3 is connected with the water channel I151 through the communicating pipe and is sent into the water bag 1 together, so that the effect of saving water resources is achieved;
when the rotating frame 2 rotates outwards to more than 180 degrees, the free end of the rotating frame 2 can contact with a building, so that the whole cooling system for building construction can be supported, the unmanned aerial vehicle is prevented from being suspended in the air all the time, and energy is saved;
the unfolding structure is linked with the rotating support structure, and rotates along with the rotation of the rotating frame 2 through the action of the bevel gear component 4, so that the folding and unfolding mechanism is convenient and quick; when the first rotating plate 161 and the second rotating plate 162 rotate to be in a horizontal state, the shielding area is enlarged, and the shielding effect of the transverse plate 11, the first rotating plate 161 and the second rotating plate 162 on sunlight is greatly facilitated.
The technical features of the present invention which are not described in the above embodiments may be implemented by or using the prior art, and are not described herein again, of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and variations, modifications, additions or substitutions which may be made by those skilled in the art within the spirit and scope of the present invention should also fall within the protection scope of the present invention.

Claims (8)

1. The building construction cooling system capable of expanding the sunshade area is characterized by comprising a horizontally arranged supporting transverse plate (11), a water bag (1) arranged above the supporting transverse plate (11), a supporting vertical plate (10) arranged on the lower end face of the supporting transverse plate (11), and unmanned aerial vehicles respectively arranged at two bottom ends of the supporting vertical plate (10), wherein each unmanned aerial vehicle comprises an unmanned aerial vehicle body (9) and a blade assembly (7), and the bottom end of the supporting vertical plate (10) is connected with the upper end face of the unmanned aerial vehicle body (9); the two ends of the supporting transverse plate (11) are respectively provided with a rotating supporting structure, and the rotating supporting structures are detachably connected with the water bag (1);
rotate bearing structure including rotating frame (2), setting and be in rotate movable frid (3) of frame (2) inboard, set up and be in rotate pivot (16) of frame (2) outer end, with the supporting seat that pivot (16) are connected, with motor (8) that pivot (16) are connected, the supporting seat sets up support the one end outside of diaphragm (11).
2. The cooling system for building construction according to claim 1, wherein the rotating shaft (16) is connected with a spreading structure for increasing a shielding area through a bevel gear assembly (4), and the two spreading structures are respectively arranged at both side portions of the supporting transverse plate (11).
3. The cooling system for building construction according to claim 2, wherein the bevel gear assembly (4) comprises a main bevel gear (41) provided on the rotating shaft (16), a secondary bevel gear (42) engaged with the main bevel gear (41), and a gear shaft (43) passing through the center of the secondary bevel gear (42), the gear shaft (43) being connected with the rotating shaft (16) through a transmission belt (44).
4. The cooling system for building construction according to claim 3, wherein one of the unfolding structures comprises a first rotating plate (161) arranged on one of the rotating shafts (16), the other unfolding structure comprises a second rotating plate (162) arranged on the other rotating shaft (16), and the first rotating plate (161) and the second rotating plate (162) are respectively and detachably arranged below the supporting transverse plate (11).
5. The cooling system for building construction according to claim 1, wherein a rotating cylinder (6) is arranged on the upper end face of the paddle component (7), the top end of the rotating cylinder (6) is connected with the water bag (1) through a water outlet pipe (5), a plurality of fine holes are arranged on the outer side face of the rotating cylinder (6), and an electromagnetic valve is arranged on the water outlet pipe (5).
6. The cooling system for building construction according to claim 1, wherein a fixed groove plate (15) is vertically arranged on one side of the unmanned aerial vehicle body (9), and a first water tank (151) is arranged at the bottom end of the fixed groove plate (15).
7. The cooling system for building construction according to claim 6, wherein the fixed slot plate (15) is provided with a circulation system;
the circulating system comprises a water pumping pipe (12) with one end communicated with the water tank I (151), a water pump (13) connected with the other end of the water pumping pipe (12), and a water draining pipe (14) with one end connected with the water pump (13), the other end of the water draining pipe (14) is connected with the water bag (1), and the water pump (13) is arranged on the outer side face of the fixed groove plate (15).
8. The cooling system for building construction according to claim 7, wherein a second water tank is provided in the movable trough plate (3), and the second water tank is connected to the first water tank (151) through a communication pipe.
CN202211139020.8A 2022-09-19 2022-09-19 Cooling system for building construction for expanding sunshade area Active CN115370197B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202211139020.8A CN115370197B (en) 2022-09-19 2022-09-19 Cooling system for building construction for expanding sunshade area

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Application Number Priority Date Filing Date Title
CN202211139020.8A CN115370197B (en) 2022-09-19 2022-09-19 Cooling system for building construction for expanding sunshade area

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CN115370197B CN115370197B (en) 2024-03-19

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120175468A1 (en) * 2011-01-12 2012-07-12 Eric Zerof Remote Controlled Drone Aircraft to Mist and Cool Roofs
CN214615310U (en) * 2021-03-05 2021-11-05 黄红根 Supporting platform with protection function for construction
CN215107905U (en) * 2021-10-27 2021-12-10 安徽烈焰文化发展有限公司 From construction of taking spray set encloses fender

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120175468A1 (en) * 2011-01-12 2012-07-12 Eric Zerof Remote Controlled Drone Aircraft to Mist and Cool Roofs
CN214615310U (en) * 2021-03-05 2021-11-05 黄红根 Supporting platform with protection function for construction
CN215107905U (en) * 2021-10-27 2021-12-10 安徽烈焰文化发展有限公司 From construction of taking spray set encloses fender

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