CN114627759A - Protection device of outdoor screen - Google Patents
Protection device of outdoor screen Download PDFInfo
- Publication number
- CN114627759A CN114627759A CN202210173586.6A CN202210173586A CN114627759A CN 114627759 A CN114627759 A CN 114627759A CN 202210173586 A CN202210173586 A CN 202210173586A CN 114627759 A CN114627759 A CN 114627759A
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- outdoor screen
- driving
- driving mechanism
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- outdoor
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- 230000001681 protective effect Effects 0.000 claims abstract description 8
- 238000004140 cleaning Methods 0.000 claims description 26
- 230000005540 biological transmission Effects 0.000 claims description 19
- 230000000712 assembly Effects 0.000 claims description 17
- 238000000429 assembly Methods 0.000 claims description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 238000004804 winding Methods 0.000 claims description 9
- 238000007605 air drying Methods 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 238000005507 spraying Methods 0.000 claims description 6
- 230000001360 synchronised effect Effects 0.000 claims description 5
- 230000001012 protector Effects 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 3
- 239000008399 tap water Substances 0.000 claims description 3
- 235000020679 tap water Nutrition 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 description 7
- 239000007788 liquid Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 239000010865 sewage Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- NMFHJNAPXOMSRX-PUPDPRJKSA-N [(1r)-3-(3,4-dimethoxyphenyl)-1-[3-(2-morpholin-4-ylethoxy)phenyl]propyl] (2s)-1-[(2s)-2-(3,4,5-trimethoxyphenyl)butanoyl]piperidine-2-carboxylate Chemical compound C([C@@H](OC(=O)[C@@H]1CCCCN1C(=O)[C@@H](CC)C=1C=C(OC)C(OC)=C(OC)C=1)C=1C=C(OCCN2CCOCC2)C=CC=1)CC1=CC=C(OC)C(OC)=C1 NMFHJNAPXOMSRX-PUPDPRJKSA-N 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F10/00—Sunshades, e.g. Florentine blinds or jalousies; Outside screens; Awnings or baldachins
- E04F10/08—Sunshades, e.g. Florentine blinds or jalousies; Outside screens; Awnings or baldachins of a plurality of similar rigid parts, e.g. slabs, lamellae
- E04F10/10—Sunshades, e.g. Florentine blinds or jalousies; Outside screens; Awnings or baldachins of a plurality of similar rigid parts, e.g. slabs, lamellae collapsible or extensible; metallic Florentine blinds; awnings with movable parts such as louvres
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The application discloses a protection device of an outdoor screen, which comprises a protection plate, a first driving mechanism and a second driving mechanism; the protection plate comprises a plurality of sub-plates which are sequentially matched in a rotating manner, and one end of the protection plate is an installation end; the first driving mechanism is used for driving the sub-plates at the mounting end to rotate, and the second driving mechanism is used for enabling the two adjacent sub-plates to rotate mutually; the protection plate is provided with an unfolding working position and a folding working position; when the outdoor screen is unfolded, the sub-plates at the mounting end are driven by the first driving mechanism to rotate to one side close to the outdoor screen, two adjacent sub-plates are driven by the second driving mechanism to rotate and unfold, and the outdoor screen is shielded by the protective plate; when the working position is folded, the outdoor screen is not shielded by the protection plate any more. The protection device of this application outdoor screen can expand when bad weather or outdoor screen are out of work, shelters from outdoor screen through the protection shield, effectively protects outdoor screen, extension outdoor screen life.
Description
Technical Field
The invention relates to the field of outdoor screens, in particular to a protection device for an outdoor screen.
Background
The outdoor screen is fixed on a wall surface or other fixed bodies, the screen cannot be moved, the conventional outdoor screen is exposed outside 24 hours all day, no protective facilities are provided, and the outdoor screen is easy to damage or become dirty.
Disclosure of Invention
The invention provides a protection device for an outdoor screen, aiming at the problems.
The technical scheme adopted by the invention is as follows:
a protection device for an outdoor screen comprises a protection plate, a first driving mechanism and a second driving mechanism;
the protection plate comprises a plurality of sub-plates which are sequentially matched in a rotating mode, one end of the protection plate is a mounting end, and the mounting end of the protection plate is used for being rotatably mounted at one end of the outer side of the outdoor screen;
the first driving mechanism is used for driving the sub-plates at the mounting end to rotate, and the second driving mechanism is used for enabling the two adjacent sub-plates to rotate mutually;
the protection plate is provided with an unfolding working position and a folding working position;
when the outdoor screen is unfolded, the sub-plates at the mounting end are driven by the first driving mechanism to rotate to one side close to the outdoor screen, two adjacent sub-plates are driven by the second driving mechanism to rotate and unfold, and the outdoor screen is shielded by the protective plate;
when the outdoor screen is folded, the sub-plates at the mounting end are driven by the first driving mechanism to rotate to one side far away from the outdoor screen, the adjacent two sub-plates are driven by the second driving mechanism to be folded mutually, and the protective plate does not shield the outdoor screen any more.
The protection device of this application outdoor screen can expand when bad weather or outdoor screen are out of work, shelters from outdoor screen through the protection shield, effectively protects outdoor screen, extension outdoor screen life. When the outdoor screen works, the sub-plates of the protection plate can be folded through the first driving mechanism and the second driving mechanism, and finally, the protection plate rotates to one side far away from the outdoor screen, and the protection plate does not shield the outdoor screen any more.
In the unfolding working position, the two sub-plates are preferably unfolded to form 180 degrees, and in practical use, the angle can be smaller than 180 degrees, such as 160 degrees, as long as the two sub-plates can basically form a plate-shaped structure after being unfolded, and the shielding effect can be realized.
In this application, rotate and install one of them one end in the outdoor screen outside, mean, when the outdoor screen is the rectangle screen, can rotate and install in the outdoor screen, upper end, lower extreme, left end or right-hand member.
In practical use, two adjacent sub-plates can be matched in a rotating mode through hinges.
In one embodiment of the present invention, there are two sub-plates; the mounting end of the protection board is rotatably mounted above the outdoor screen.
The design of two minute boards can make the structure can do compacter, promptly for surpassing the structure of two minute boards, the protection shield can be more close to outdoor screen, and the protection shelters from the effect better.
The installation end of protection shield rotates the top of installing at outdoor screen, sets up like this and makes in outdoor screen during operation, and the folding protection shield of drawing in is located the top of outdoor screen, can play the effect that the sunshade keeps off the rain, and the show content that the screen can be better. Preferably, the sub-board at the mounting end is approximately perpendicular to the outdoor screen when the working position is folded.
In an embodiment of the invention, a state switching gear is fixed on the sub-plate of the mounting end, the first driving mechanism includes a first motor component and a first gear driven by the first motor component, and the first gear is engaged with the state switching gear.
In one embodiment of the present invention, there are a plurality of state switching gears; the state switching gear is sector-shaped. The state switching gear is fan-shaped, so that materials can be saved, and the whole structure is more compact.
In an embodiment of the invention, the first driving mechanism includes a plurality of first gears, and the first motor assembly drives each of the first gears to rotate synchronously through the coupling.
In an embodiment of the present invention, a rotating arm is fixed to the sub-plate of the mounting end, the first driving mechanism includes a second motor assembly and a driving assembly engaged with the rotating arm, and the driving assembly includes:
a drive sprocket;
the driving chain is wound on the driving chain wheel, and two ends of the driving chain are fixed on the corresponding rotating arms; and
the pressing chain wheel is positioned between the driving chain wheel and the rotating arm and is used for pressing the driving chain from the outer side;
the second motor assembly is used for driving the driving chain wheel to rotate.
In one embodiment of the present invention, there are a plurality of the rotating arms and the driving assemblies, the rotating arms and the driving assemblies are correspondingly matched one by one, one or more second motor assemblies are provided, and the second motor assemblies drive the driving sprockets to synchronously rotate through the couplers, so as to drive the rotating arms to synchronously rotate.
In one embodiment of the present invention, the second driving mechanism includes:
the two rails are respectively arranged on two sides of the outdoor screen;
the two sliding seats are respectively and slidably arranged on the two rails, and two ends of the branch plate farthest from the mounting end are respectively and rotatably arranged on the two sliding seats;
and the transmission assembly is used for driving the sliding seat to reciprocate along the corresponding track.
In one embodiment of the present invention, the transmission assembly includes an upper sprocket, a lower sprocket, a first chain wound around the upper sprocket and the lower sprocket, and a driving element for driving the upper sprocket or the lower sprocket to rotate, and the slide is connected to the corresponding first chain.
In one embodiment of the present invention, there are two sets of the transmission assemblies, which are respectively matched with the corresponding sliding bases; the two groups of transmission assemblies share a driving element to realize synchronous motion.
In one embodiment of the present invention, the transmission assembly includes:
the upper guide wheels are arranged above the outdoor screen and are distributed at intervals along the horizontal length direction of the outdoor screen;
a winding device;
a guide wheel set;
and one end of each lifting cable is connected with the lower end of the sub-plate farthest from the mounting end, and the other end of each lifting cable bypasses the corresponding upper guide wheel and is wound on the winding device through the guide wheel set.
This transmission assembly is when drawing in, promotes the cable through the coiling of coiling mechanism to can promote the protection shield, more be applicable to the large size structure. When the protection plate is unfolded, the protection plate can be unfolded through the gravity of the protection plate.
In practice, the winding device may be a winch, and the hoisting rope may be a rope made of various materials, such as a steel rope.
In one embodiment of the present invention, the first driving mechanism includes a travel switch for controlling a rotation angle of the sub-plate of the mounting end. When the device is actually used, the switch is matched with the state switching gear or the rotating arm to determine the rotating angle.
In one embodiment of the present invention, the present invention further comprises a cleaning frame with two ends respectively fixed on the sliding seat, and a dirt discharging groove located below the outdoor screen and the cleaning frame, wherein the cleaning frame is provided with:
the cleaning solution nozzle is connected with the cleaning solution box through a flexible pipeline and used for spraying cleaning solution to the outdoor screen;
the clear water nozzle is connected with a tap water pipe or a water tank through a flexible pipeline and is used for spraying water to the outdoor screen;
and the air drying nozzle is used for drying the cleaned outdoor screen.
Outdoor screen piles up the dust easily, influences the display effect. The cleaning frame installed on the two sliding seats can move up and down under the action of the first driving mechanism and the second driving mechanism, so that the outdoor screen is actively cleaned through the cleaning fluid nozzle, the clear water nozzle and the air drying nozzle, and waste liquid in the cleaning process is discharged through the sewage discharge groove.
The invention has the beneficial effects that: the protection device of this application outdoor screen can expand when bad weather or outdoor screen are out of work, shelters from outdoor screen through the protection shield, effectively protects outdoor screen, extension outdoor screen life. When the outdoor screen works, the sub-plates of the protection plate can be folded through the first driving mechanism and the second driving mechanism, and finally, the protection plate rotates to one side far away from the outdoor screen, and the protection plate does not shield the outdoor screen any more.
Description of the drawings:
FIG. 1 is a front view of a protector for an outdoor screen according to embodiment 1;
FIG. 2 is a schematic side view of the embodiment 1 in the deployed working position;
FIG. 3 is a front view of a first drive mechanism of embodiment 1;
FIG. 4 is a schematic top view of a first drive mechanism according to embodiment 1;
FIG. 5 is a schematic view of the engagement of the state switching gear and the first gear;
FIG. 6 is a schematic side view of the embodiment 2 in the deployed working position
FIG. 7 is a schematic view of the cooperation of the rotating arm and the first driving mechanism in the extended working position according to embodiment 2;
FIG. 8 is a schematic view showing the cooperation of the rotating arm and the first driving mechanism in the furled working position according to embodiment 2;
FIG. 9 is a schematic view of the second driving mechanism in the furled working position of the embodiment 2;
FIG. 10 is a schematic view of a first drive mechanism of embodiment 2;
FIG. 11 is a schematic view of a second drive mechanism of embodiment 2;
FIG. 12 is a front view of a protector for an outdoor screen according to embodiment 3.
The figures are numbered:
1. a protection plate; 11. dividing the plates; 111. a state switching gear; 112. a rotating arm; 12. an installation end; 2. a first drive mechanism; 21. a first motor assembly; 22. a first gear; 23. a coupling; 24. a second motor assembly; 25. A drive assembly; 251. a drive sprocket; 252. a drive chain; 253. a pressing sprocket; 3. a second drive mechanism; 31. A track; 32. a slide base; 33. a transmission assembly; 331. an upper sprocket; 332. a lower sprocket; 333. a first chain; 334. A drive element; 335. an upper guide wheel; 336. a winding device; 337. a guide wheel set; 338. a hoisting cable; 4. a travel switch; 5. cleaning the rack; 51. a cleaning solution nozzle; 52. a clear water nozzle; 53. air-drying the nozzle; 6. a sewage draining groove; 7. An outdoor screen.
The specific implementation mode is as follows:
the present invention will be described in detail below with reference to the accompanying drawings.
Example 1
As shown in fig. 1, 2 and 3, a protection device for an outdoor screen 7 includes a protection panel 1, a first driving mechanism 2 and a second driving mechanism 3;
the protection plate 1 comprises a plurality of sub-plates 11 which are sequentially matched in a rotating mode, one end of the protection plate 1 is an installation end 12, and the installation end 12 of the protection plate 1 is used for being rotatably installed at one end of the outer side of the outdoor screen 7;
the first driving mechanism 2 is used for driving the sub-plates 11 of the mounting end 12 to rotate, and the second driving mechanism 3 is used for enabling the two adjacent sub-plates 11 to rotate mutually;
the protection plate 1 is provided with an unfolding working position and a folding working position;
when the outdoor screen is unfolded, the sub-plates 11 of the mounting end 12 are driven by the first driving mechanism 2 to rotate to one side close to the outdoor screen 7, two adjacent sub-plates 11 are driven by the second driving mechanism 3 to rotate and unfold, and the outdoor screen 7 is shielded by the protective plate 1;
when the outdoor screen is folded at the working position, the sub-plates 11 of the mounting end 12 are driven by the first driving mechanism 2 to rotate to one side far away from the outdoor screen 7, the two adjacent sub-plates 11 are driven by the second driving mechanism 3 to be folded, and the protection plate 1 does not shield the outdoor screen 7 any more.
This application outdoor screen 7's protection device can expand when bad weather or outdoor screen 7 are out of work, shelters from outdoor screen 7 through protection shield 1, effectively protects outdoor screen 7, extension outdoor screen 7 life. When the outdoor screen 7 works, the first driving mechanism 2 and the second driving mechanism 3 can enable the sub-plates 11 of the protection plate 1 to be folded, and finally to rotate to one side far away from the outdoor screen 7, and the protection plate 1 does not shield the outdoor screen 7 any more.
In the unfolded working position, the two sub-plates 11 are preferably unfolded at 180 ° (see fig. 2), and in practical use, the angle may be smaller than 180 °, for example, 160 °, as long as the two sub-plates 11 can be basically in a plate-shaped structure after being unfolded, and the shielding effect can be achieved.
In this application, rotate and install one of them one end in the outdoor screen 7 outside, mean, when outdoor screen 7 is the rectangle screen, can rotate and install in outdoor screen 7, upper end, lower extreme, left end or right-hand member.
In practical use, two adjacent sub-plates 11 can be matched in rotation through hinges.
As shown in fig. 2 and 3, in the present embodiment, there are two divided plates 11; the mounting end 12 of the protective plate 1 is rotatably mounted above the outdoor screen 7.
The design of two minute boards 11 can make the structure can do compacter, promptly for surpassing two minute boards 11's structure, protection shield 1 can be closer to outdoor screen 7, and the protection shelters from the effect better.
The installation end 12 of the protection plate 1 is rotatably installed above the outdoor screen 7, so that when the outdoor screen 7 works, the folded protection plate 1 is located above the outdoor screen 7, the function of shading sun and rain (see fig. 3) can be achieved, and the screen can better display contents. Preferably, the sub-panels 11 of the mounting end 12 are approximately perpendicular to the outdoor screen when in the collapsed working position.
As shown in fig. 2 and 3, in the present embodiment, a state switching gear 111 is fixed on the sub-plate 11 of the mounting end 12, the first driving mechanism 2 includes a first motor element 21 and a first gear 22 driven by the first motor element 21, and the first gear 22 is engaged with the state switching gear 111.
In the present embodiment, there are a plurality of state switching gears 111; the state switching gear 111 has a sector shape. The sector shape of the state switching gear 111 saves material and makes the entire structure more compact.
As shown in fig. 2, 3, 4, 5 and 6, in the present embodiment, the first driving mechanism 2 includes a plurality of first gears 22, and the first motor assembly 21 drives each first gear 22 to rotate synchronously through the coupling 23.
As shown in fig. 1 and 2, in the present embodiment, the second drive mechanism 3 includes:
two rails 31 respectively disposed at both sides of the outdoor screen 7;
two sliding seats 32 respectively mounted on the two rails 31 in a sliding manner, and two ends of the branch plate 11 farthest from the mounting end 12 are respectively mounted on the two sliding seats 32 in a rotating manner;
and the transmission assembly 33 is used for driving the sliding seat 32 to reciprocate along the corresponding track 31.
As shown in fig. 1, in the present embodiment, the transmission assembly 33 includes an upper sprocket 331, a lower sprocket 332, a first chain 333 wound around the upper sprocket 331 and the lower sprocket 332, and a driving element 334 for driving the upper sprocket 331 or the lower sprocket 332 to rotate, and the sliding seat 32 is connected to the corresponding first chain 333. In the present embodiment, there are two sets of transmission assemblies 33, which are respectively matched with the corresponding slide carriages 32; the two sets of transmission assemblies 33 share a drive element 334 to achieve synchronous motion.
In the present embodiment, the first driving mechanism 2 includes a travel switch 4 for controlling the rotation angle of the sub-plate 11 of the mounting end 12. In actual use, the switch is formed to cooperate with the state switching gear 111 or the rotating arm 112 to determine the rotation angle.
Example 2
As shown in fig. 7 to 11, the present embodiment is different from embodiment 1 in that the first driving mechanism 2 and the second driving mechanism 3 are different, specifically: a rotating arm 112 is fixed on the sub-plate 11 of the mounting end 12, the first driving mechanism 2 comprises a second motor assembly 24 and a driving assembly 25 matched with the rotating arm 112, and the driving assembly 25 comprises:
a drive sprocket 251;
a driving chain 252 wound around the driving sprocket 251, and both ends of the driving chain are fixed on the corresponding rotating arms 112; and
a pressing sprocket 253 located between the driving sprocket 251 and the rotating arm 112 for pressing the driving chain 252 from the outside;
the second motor assembly 24 is used for driving the driving sprocket 251 to rotate.
In this embodiment, there are a plurality of rotating arms 112 and driving assemblies 25, the rotating arms 112 and the driving assemblies 25 are correspondingly matched one to one, there are one or more second motor assemblies 24, and the second motor assemblies 24 drive the driving sprockets 251 to synchronously rotate through the shaft coupling 23, so as to drive the rotating arms 112 to synchronously rotate.
As shown in fig. 9 and 11, the transmission assembly 33 in the present embodiment includes:
a plurality of upper guide wheels 335 disposed above the outdoor screen 7 and spaced apart from each other along the horizontal length direction of the outdoor screen 7;
a take-up device 336;
a guide wheel group 337;
and a plurality of lifting cables 338, wherein one end of each lifting cable 338 is connected with the lower end of the sub-plate 11 farthest from the mounting end 12, and the other end of each lifting cable 338 passes through the corresponding upper guide wheel 335 and then is wound on the winding device 336 through the guide wheel set 337.
When the transmission assembly 33 is folded, the lifting cable 338 is wound by the winding device 336, so that the protection plate 1 can be lifted, and the transmission assembly is more suitable for large-size structures. When unfolded, the protection plate 1 can be unfolded by its own weight.
In practice, the winding device 336 may be a winch, and the hoisting cable 338 may be a cable of various materials, such as steel.
Compared with embodiment 1, the present embodiment is more suitable for an outdoor screen with a large area.
In actual use, the first drive mechanism 2 of the present embodiment may also adopt the configuration of embodiment 1, and similarly, the second drive mechanism 3 of embodiment 1 may also adopt the configuration of the second drive mechanism 3 of the present embodiment.
Example 3
As shown in fig. 12, this embodiment is different from embodiments 1 and 2 in that it further includes a cleaning frame 5 with two ends fixed on the sliding base 32, and a dirt discharging groove 6 located below the outdoor screen 7 and the cleaning frame 5, and the cleaning frame 5 is installed with:
a cleaning liquid nozzle 51 connected to the cleaning liquid tank through a flexible pipe for spraying a cleaning liquid to the outdoor screen 7;
a clean water nozzle 52 connected to a tap water pipe or a water tank through a flexible pipe for spraying water to the outdoor screen 7;
and an air drying nozzle 53 for drying the washed outdoor screen 7.
The outdoor screen 7 is prone to dust accumulation, which affects the display effect. The cleaning frame 5 installed on the two sliding bases 32 can move up and down under the action of the first driving mechanism 2 and the second driving mechanism 3, so that the outdoor screen 7 is actively cleaned through the cleaning liquid nozzle 51, the clear water nozzle 52 and the air drying nozzle 53, and waste liquid in the cleaning process is discharged through the sewage discharge groove 6.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all equivalent structural changes made by using the contents of the present specification and the drawings, which are directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A protection device for an outdoor screen is characterized by comprising a protection plate, a first driving mechanism and a second driving mechanism;
the protection plate comprises two sub-plates which are sequentially matched in a rotating manner, one end of the protection plate is a mounting end, and the mounting end of the protection plate is used for being rotatably mounted above the outdoor screen;
the first driving mechanism is used for driving the sub-plates at the mounting end to rotate, and the second driving mechanism is used for enabling the two adjacent sub-plates to rotate mutually;
the protection plate is provided with an unfolding working position and a folding working position;
when the outdoor screen is unfolded, the sub-plates at the mounting end are driven by the first driving mechanism to rotate to one side close to the outdoor screen, two adjacent sub-plates are driven by the second driving mechanism to rotate and unfold, and the outdoor screen is shielded by the protective plate;
when the outdoor screen is folded, the sub-plates at the mounting end are driven by the first driving mechanism to rotate to one side far away from the outdoor screen, the adjacent two sub-plates are driven by the second driving mechanism to be folded mutually, and the protective plate does not shield the outdoor screen any more.
2. The outdoor screen protection device according to claim 1, wherein a state switching gear is fixed to the sub-plate of the mounting end, and the first driving mechanism includes a first motor assembly and a first gear driven by the first motor assembly, and the first gear is engaged with the state switching gear.
3. The outdoor screen protection device as claimed in claim 1, wherein said state switching gear is plural; the state switching gear is fan-shaped;
the first driving mechanism comprises a plurality of first gears, and the first motor assembly drives the first gears to synchronously rotate through the shaft coupling.
4. An outdoor screen protection device according to claim 1, wherein the sub-plate of the mounting end is fixed with a rotary arm, the first driving mechanism comprises a second motor assembly and a driving assembly engaged with the rotary arm, and the driving assembly comprises:
a drive sprocket;
the driving chain is wound on the driving chain wheel, and two ends of the driving chain are fixed on the corresponding rotating arms; and
the pressing chain wheel is positioned between the driving chain wheel and the rotating arm and is used for pressing the driving chain from the outer side;
the second motor assembly is used for driving the driving chain wheel to rotate.
5. The outdoor screen protector as recited in claim 4, wherein there are a plurality of said rotary arms and driving assemblies, the rotary arms and driving assemblies are engaged with one another in a one-to-one correspondence, and one or more second motor assemblies are provided, the second motor assemblies drive the synchronous rotation of the driving sprockets via the shaft couplings, and further drive the synchronous rotation of the rotary arms.
6. An outdoor screen protection device according to claim 1, wherein said second drive mechanism comprises:
the two rails are respectively arranged on two sides of the outdoor screen;
the two sliding seats are respectively and slidably arranged on the two rails, and two ends of the branch plate farthest from the mounting end are respectively and rotatably arranged on the two sliding seats;
and the transmission assembly is used for driving the sliding seat to reciprocate along the corresponding track.
7. An outdoor screen protection device according to claim 6, wherein the transmission assembly comprises an upper sprocket, a lower sprocket, a first chain wound around the upper sprocket and the lower sprocket, and a driving member for driving the upper sprocket or the lower sprocket to rotate, and the slide is connected to the corresponding first chain.
8. An outdoor screen protection device according to claim 7, wherein there are two sets of said transmission members, each cooperating with a respective slide; the two groups of transmission assemblies share a driving element to realize synchronous motion.
9. An outdoor screen protection device according to claim 6, wherein said transmission assembly comprises:
the upper guide wheels are arranged above the outdoor screen and are distributed at intervals along the horizontal length direction of the outdoor screen;
a winding device;
a guide wheel set;
and one end of each lifting cable is connected with the lower end of the sub-plate farthest from the mounting end, and the other end of each lifting cable bypasses the corresponding upper guide wheel and is wound on the winding device through the guide wheel set.
10. An outdoor screen protector according to claim 6 further comprising a cleaning frame having both ends fixed to the slide base and a dirt discharge groove below the outdoor screen and the cleaning frame, the cleaning frame having mounted thereon:
the cleaning solution nozzle is connected with the cleaning solution box through a flexible pipeline and used for spraying cleaning solution to the outdoor screen;
the clear water nozzle is connected with a tap water pipe or a water tank through a flexible pipeline and is used for spraying water to the outdoor screen;
and the air drying nozzle is used for drying the cleaned outdoor screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210173586.6A CN114627759A (en) | 2022-02-24 | 2022-02-24 | Protection device of outdoor screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210173586.6A CN114627759A (en) | 2022-02-24 | 2022-02-24 | Protection device of outdoor screen |
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| Publication Number | Publication Date |
|---|---|
| CN114627759A true CN114627759A (en) | 2022-06-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210173586.6A Pending CN114627759A (en) | 2022-02-24 | 2022-02-24 | Protection device of outdoor screen |
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| CN218466907U (en) * | 2022-02-24 | 2023-02-10 | 浙江大丰实业股份有限公司 | Turnover mechanical device |
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2022
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| KR20120023442A (en) * | 2010-09-03 | 2012-03-13 | 정기석 | Support frame for electric bulletin board |
| CN113137549A (en) * | 2020-01-17 | 2021-07-20 | 深圳光峰科技股份有限公司 | Screen installation device |
| CN112249916A (en) * | 2020-10-27 | 2021-01-22 | 广东韶钢松山股份有限公司 | Protective device for crown block |
| CN214203017U (en) * | 2021-01-04 | 2021-09-14 | 创鑫科(深圳)塑胶电子有限公司 | Folding type fixed rear shell for LED display screen |
| CN214476084U (en) * | 2021-02-05 | 2021-10-22 | 山东致中能源科技有限公司 | Intelligent party building display device |
| CN218466907U (en) * | 2022-02-24 | 2023-02-10 | 浙江大丰实业股份有限公司 | Turnover mechanical device |
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