CN117295277B - Display screen protection device - Google Patents
Display screen protection device Download PDFInfo
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- CN117295277B CN117295277B CN202311559402.0A CN202311559402A CN117295277B CN 117295277 B CN117295277 B CN 117295277B CN 202311559402 A CN202311559402 A CN 202311559402A CN 117295277 B CN117295277 B CN 117295277B
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- water
- hole
- display screen
- shell
- cavity
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- 238000001125 extrusion Methods 0.000 claims abstract description 63
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 215
- 230000007246 mechanism Effects 0.000 claims description 15
- 230000008859 change Effects 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 7
- 239000011148 porous material Substances 0.000 claims description 6
- 230000009471 action Effects 0.000 abstract description 9
- 238000009825 accumulation Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 230000008595 infiltration Effects 0.000 abstract description 3
- 238000001764 infiltration Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 4
- 239000012466 permeate Substances 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000011038 discontinuous diafiltration by volume reduction Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 235000013547 stew Nutrition 0.000 description 1
Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/06—Hermetically-sealed casings
- H05K5/069—Other details of the casing, e.g. wall structure, passage for a connector, a cable, a shaft
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- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/108—Rainwater harvesting
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The application relates to the technical field of display screens, and discloses a display screen protection device, mainly by shell, display screen, extrusion piece, spout, slider and elastic component constitution, the display screen has been placed in the inner chamber of shell, the downside of shell opening part is provided with the extrusion piece, the spout has been seted up to the inside of shell, sealed activity joint has the slider in the spout, slider and extrusion piece fixed connection, the inner chamber of spout and the position that is located slider towards display screen one side are provided with elastic component. According to the invention, through the arrangement of the extrusion piece and the first elastic piece, the inclined plane of the extrusion piece is utilized to reduce the accumulation amount of rainwater at the position between the extrusion piece and the display screen, and then the first elastic piece is utilized to drive the extrusion piece to contact with the frame of the display screen, so that the gap between the extrusion piece and the display screen is reduced, and through the action, the probability of rainwater infiltration into the shell is further reduced, so that the service life of the display screen is not easily affected.
Description
Technical Field
The application relates to the technical field of display screens, in particular to a display screen protection device.
Background
The display screen is a display tool, and is used for displaying information such as characters, images and videos, and when the display screen is applied to an outdoor scene, a protection device is often needed to be matched with the display screen, so that the display screen can be used outdoors for a long time.
Some protection device that present is the shell, and one side of shell is the opening setting, when using, install the display screen inside the shell, and make the display side of display screen towards the open position of shell, make the opening of personnel accessible shell watch the content that the display screen shows, through above-mentioned, and then accomplish the protection to the display screen, but when the rainy day environment appears, the rainwater is easy along the display side gliding of display screen, and then produce the accumulation in the downside of shell opening part, the time is long, make the rainwater of accumulation permeate in the gap between shell and the display screen gradually, and contact with the other sides of display screen, and the other sides of display screen are not sealed setting, and then make the inside circuit board of display screen be in humid environment, thereby lead to the circuit board to appear damaging, influence the life of display screen.
Disclosure of Invention
The application provides a display screen protection device, possesses the advantage that reduces the probability that rainwater permeated into the shell for solve the rainwater infiltration, lead to the display screen life to receive the problem of influence.
In order to achieve the above purpose, the present application adopts the following technical scheme: a display screen protection device comprising: the display screen is placed in the inner chamber of shell, the downside of shell opening part is provided with the extrusion, the side of extrusion back to the display screen is the inclined plane setting, the spout has been seted up to the inside of shell and the downside position that is located the extrusion, sealed movable joint has the slider in the spout, slider and extrusion fixed connection, the downside of extrusion seals the upside opening of closed spout, the inner chamber of spout and the position that is located slider towards display screen one side are provided with first elastic component, the inner wall of fixed connection slider and spout respectively in the both ends of first elastic component, the inside of shell and the position that is located display screen back to extrusion one side are provided with the water collecting cavity, the upside of shell is fixed with the water collecting component, water collecting component and the upside port intercommunication of water collecting cavity utilize the inner chamber of rainwater collecting cavity, the inside of shell and the downside position that is located the display screen are provided with the mechanism, water passing mechanism and water collecting cavity intercommunication, inside set up the apopore, one side of apopore and extrusion back to one side of water collecting cavity and the water collecting cavity are located the display screen one side, water collecting cavity and water collecting cavity are taken in to the water outlet mechanism is located the opposite side to the display screen.
Further, the lower side port of the water collecting cavity is arranged on the bottom surface of the shell.
Further, the inside of shell and be located the lower part position of water collecting cavity and seted up the spacing groove, spacing groove and water collecting cavity intercommunication, sealed movable mounting has the limiting plate in the spacing groove, be provided with No. two elastic components in the spacing groove, the both ends of No. two elastic components are the upper side of fixed connection limiting plate and the inner wall of spacing groove respectively.
Further, the water passing mechanism is a water passing hole, the water passing hole is formed in the shell and located at the lower side of the display screen, one side of the water passing hole is communicated with the limiting groove, one side of the water passing hole is located at the lower side of the limiting plate, the other side of the water passing hole is communicated with the inner cavity of the sliding groove, and the sectional area of the water outlet hole is smaller than that of the water passing hole.
Further, the lower side of the water collecting cavity is in a closed arrangement.
Further, the mechanism that leads to water includes water guide chamber, water guide fan, a intercommunicating pore and No. two limbers, the water guide chamber has been seted up to the inside of shell and the position that is located between display screen and the water collection chamber, be provided with the water guide fan in the water guide chamber, the inside of shell is provided with power unit, the pivot and the output shaft fixed connection of power unit of water guide fan, a intercommunicating pore has been seted up in the inside of shell and the position that is located between water guide chamber and the water collection chamber, no. one intercommunicating pore intercommunication water guide chamber and water collection chamber, no. two limbers have been seted up to the inside of shell and the position that is located water guide chamber dorsad water collection chamber one side, no. two limbers intercommunication water guide chamber and the inner chamber of spout.
Further, the inside flow hole has been seted up with the inside common intercommunication of water collecting part to the shell, one side and the water guide chamber intercommunication of flow hole, the opposite side of flow hole is seted up on the inner wall of water collecting part, the inside of shell just is located No. two water holes and the sealed movable mounting has the selection piece on the path of seting up of flow hole, the inside of shell is provided with the hydraulic stem, the output pole and the selection piece fixed connection of hydraulic stem, no. one hole and No. two holes have been seted up in proper order from the top down in the inside of selection piece, when the selection piece moves down extreme position, no. one hole overlaps with No. two water holes, the communication side of selection piece closed flow hole and water guide chamber, when the selection piece moves up extreme position, no. two holes overlap with the flow hole, the communication side of selection piece closed No. two water holes and water guide chamber.
Further, a section of the flow hole, which is close to the selection piece, is a gradual change section, the cross section area of the gradual change section gradually contracts from top to bottom and then gradually expands, a second communication hole is formed in the shell, one side of the second communication hole is communicated with the second water through hole, and the other side of the second communication hole is communicated with the position where the cross section area of the gradual change section is minimum.
The application has the following beneficial effects:
the application provides a display screen protection device, through the setting of extrusion and elastic component, utilize the inclined plane setting of extrusion for the rainwater takes place the volume reduction of accumulation in the position between extrusion and the display screen, afterwards, utilize elastic component to drive the frame of extrusion contact display screen, make the gap between extrusion and the display screen reduce, through above-mentioned action, and then reduce the rainwater infiltration and advance the probability of shell, make the life of display screen be difficult for receiving the influence.
Through setting up of water collecting cavity and apopore, utilize the water collecting cavity to collect the rainwater, afterwards, utilize the height that highly is higher than the apopore of surface of water in the water collecting cavity for rainwater in the water collecting cavity passes through the apopore to the inclined plane of following the extrusion piece is gliding, through above-mentioned action, and then accelerates the speed that the rainwater slided down along the extrusion piece, makes the rainwater be difficult for taking place to deposit in the position between extrusion piece and the display screen, thereby further reduces the probability that the rainwater permeated into the shell.
Through the setting of water collecting cavity and extrusion piece, the rainwater in the water collecting cavity passes through apopore exhaust in-process, and this rainwater can produce thrust to the extrusion piece, through this thrust, impels extrusion piece and display screen in close contact with, and then reduces the probability that the rainwater oozes into the shell.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description, serve to explain the principles of the disclosure.
The present application will be more clearly understood from the following detailed description with reference to the accompanying drawings, in which:
FIG. 1 is a schematic view showing the internal structure of a housing according to a first embodiment of the present invention;
FIG. 2 is an enlarged schematic view of a portion of the structure of FIG. 1A according to the present invention;
FIG. 3 is a partially enlarged schematic view of the structure of FIG. 1B in accordance with the present invention;
FIG. 4 is a schematic view showing the internal structure of a housing in a second embodiment of the present invention;
FIG. 5 is an enlarged schematic view of a portion of the structure of FIG. 4 at C in accordance with the present invention;
FIG. 6 is a partially enlarged schematic illustration of the structure of FIG. 4 at D in accordance with the present invention;
FIG. 7 is a schematic diagram of a water guiding fan according to a second embodiment of the present invention;
FIG. 8 is a schematic diagram of a selection member according to a second embodiment of the present invention.
1. A housing; 2. a display screen; 3. an extrusion; 4. a chute; 5. a slide block; 6. a first elastic member; 7. a water collecting cavity; 8. a water collecting member; 9. a limit groove; 10. a limiting plate; 11. a second elastic member; 12. a first water through hole; 13. a water outlet hole; 14. a water guiding cavity; 15. a water guiding fan; 16. a first communicating hole; 17. a second water hole; 18. a flow hole; 19. a selection member; 20. a hydraulic rod; 21. and a second communicating hole.
Detailed Description
The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.
Example 1: referring to fig. 1 and 3, a display screen protection device includes a housing 1, a display screen 2 is placed in an inner cavity of the housing 1, a display side of the display screen 2 faces an opening of the housing 1, an extrusion piece 3 is arranged at a lower side of the opening of the housing 1, a side surface of the extrusion piece 3, which faces away from the display screen 2, is an inclined surface, a sliding groove 4 is formed in a position, located at the lower side of the extrusion piece 3, of the housing 1, a sliding block 5 is clamped in the sliding groove 4 in a sealing and sliding manner, a welding fixation is formed between the upper side of the sliding block 5 and the lower side surface of the extrusion piece 3, an upper opening of the sliding groove 4 is sealed by the lower side surface of the extrusion piece 3, a first elastic piece 6 is arranged in the inner cavity of the sliding groove 4 and located at a position, located at one side of the sliding block 5, and two ends of the first elastic piece 6 are respectively fixedly connected with inner walls of the sliding block 5 and the sliding groove 4.
When the display screen 2 is installed in the inner cavity of the shell 1 in use, at the moment, the elastic piece 6 drives the extrusion piece 3 to contact with the frame on the display side of the display screen 2, then, when a rainy day environment appears, rainwater sliding along the display side of the display screen 2 can slide out of the shell 1 along the inclined plane of the extrusion piece 3, through the action, the amount of accumulation of the rainwater at the position between the extrusion piece 3 and the display screen 2 is reduced, meanwhile, as the elastic piece 6 applies thrust to the display screen 2 through the extrusion piece 3, the gap between the extrusion piece 3 and the display screen 2 is reduced, through the action, the probability of rainwater penetrating into the shell 1 is reduced, and the service life of the display screen 2 is not easily affected.
Referring to fig. 1-3, a water collecting cavity 7 is longitudinally and penetratingly formed in the inner portion of the casing 1 and located at a position, opposite to the extrusion 3, of the display screen 2, a water collecting piece 8 is welded on the upper side face of the casing 1, the water collecting piece 8 is of a funnel-shaped structure, an upper side port of the water collecting piece 8 is communicated with the external environment, a lower side port of the water collecting piece 8 is communicated with an upper side port of the water collecting cavity 7, a lower side port of the water collecting cavity 7 is formed in the bottom face of the casing 1, a limiting groove 9 is formed in the lower portion, located on the water collecting cavity 7, of the inner portion of the casing 1, the limiting groove 9 is communicated with the water collecting cavity 7, a limiting plate 10 is mounted in the limiting groove 9 in a sealing sliding mode, a second elastic piece 11 is arranged in the limiting groove 9, and two ends of the second elastic piece 11 are fixedly connected with the upper side face of the limiting plate 10 and the inner wall of the limiting groove 9 respectively.
When rainy day environment appears, the rainwater can slide along water collecting piece 8 to in the water collecting cavity 7 to fall on limiting plate 10, afterwards, along with the rainwater in the water collecting cavity 7 increases gradually, make limiting plate 10 move down and tensile No. two elastic component 11, through the action, and then collect the rainwater, make in sunny weather, the rainwater in the water collecting cavity 7 can be transmitted through shell 1 to the partial heat that display screen 2 produced, and then utilize above-mentioned rainwater to play the function that promotes the heat dissipation of display screen 2.
Referring to fig. 1-3, a first water through hole 12 is formed in the housing 1 and located at the lower side of the display screen 2, one side of the first water through hole 12 is communicated with the limiting groove 9, one side of the first water through hole 12 is located at the lower side of the limiting plate 10, the other side of the first water through hole 12 is communicated with the inner cavity of the sliding groove 4 and the cavity located at the side of the sliding block 5 opposite to the display screen 2, a water outlet hole 13 is formed in the extrusion 3, one side of the water outlet hole 13 is communicated with the inner cavity of the sliding groove 4 and the cavity located at the side of the sliding block 5 opposite to the display screen 2, and the other side of the water outlet hole 13 is formed in an inclined plane of the extrusion 3 and opposite to the display screen 2, and the cross section of the water outlet hole 13 is smaller than the cross section of the first water through hole 12.
In the process that the rainwater drives the limiting plate 10 to gradually move downwards, when the limiting plate 10 moves downwards to the position below the connection position of the first water through hole 12 and the limiting groove 9, rainwater in the water collecting cavity 7 can be subjected to the action of gravity, enter the first water through hole 12, the sliding chute 4 and the water outlet hole 13 and slide downwards along the inclined plane of the extrusion piece 3, the rainwater discharged from the water outlet hole 13 has an initial speed when sliding downwards on the inclined plane of the extrusion piece 3 (because the sectional area of the water outlet hole 13 is smaller than the sectional area of the first water through hole 12, and the rainwater level in the water collecting cavity 7 is high Yu Chushui hole 13), so that the rainwater is not easy to accumulate at the position between the extrusion piece 3 and the display screen 2, the probability that the rainwater in the water collecting cavity 7 permeates into the shell 1 is further reduced, meanwhile, the rainwater can generate thrust to the sliding block 5, the extrusion piece 3 is further in tight contact with the display screen 2, the probability that the rainwater permeates into the shell 1 is reduced, afterwards, when the first water level is higher than the sectional area of the first water through hole 13, the first water level is higher than the sectional area of the first water through hole 12, the second water level is higher than the first water through hole 12, the second water level is gradually reduced along with the first water through hole 12, the first water through hole 12 and the first water through hole 10, the second water through hole is gradually reduced, the water through the first water through hole 2 is gradually, the water through the first water through hole 2, the water through hole is gradually reaches the first water through the water through hole 1, the first water through hole 4, the water through hole 3 and the water through hole 3.
Example 2: referring to fig. 1, 3, 5 and 7, a display screen protection device comprises a housing 1, a display screen 2 is placed in an inner cavity of the housing 1, a display side of the display screen 2 faces an opening of the housing 1, an extrusion 3 is arranged at a lower side of the opening of the housing 1, a side surface of the extrusion 3 facing away from the display screen 2 is an inclined surface, a chute 4 is arranged at a lower side position of the extrusion 3 inside the housing 1, a sliding block 5 is clamped in the chute 4 in a sealing sliding manner, the upper side of the sliding block 5 and the lower side surface of the extrusion 3 form welding fixation, the lower side surface of the extrusion 3 seals an upper side opening of the chute 4, an elastic piece 6 is arranged at a position of the inner cavity of the chute 4 and positioned at one side of the sliding block 5 facing the display screen 2, two ends of the elastic piece 6 are respectively fixedly connected with inner walls of the sliding block 5 and the chute 4, a water collecting cavity 7 is longitudinally and penetratingly arranged at a position of the inside the housing 1 and positioned at one side of the display screen 2 facing away from the 3, the upper side of the shell 1 is welded with a water collecting piece 8, the water collecting piece 8 is of a funnel-shaped structure, the upper side port of the water collecting piece 8 is communicated with the external environment, the lower side port of the water collecting piece 8 is communicated with the upper side port of the water collecting cavity 7, the lower side of the water collecting cavity 7 is in a closed arrangement, a water outlet hole 13 is formed in the extrusion piece 3, one side of the water outlet hole 13 is communicated with the inner cavity of the chute 4 and the cavity which is positioned on one side of the sliding block 5 and is opposite to the display screen 2, the other side of the water outlet hole 13 is formed on the inclined surface of the extrusion piece 3 and is opposite to the display screen 2, a water guide cavity 14 is formed in the shell 1 and positioned between the display screen 2 and the water collecting cavity 7, a water guide fan 15 is arranged in the water guide cavity 14 at equal intervals, a power mechanism (such as a motor and not shown in the figure) is arranged in the shell 1, and a rotating shaft of the water guide fan 15 and an output shaft of the power mechanism form welding fixation, a first communication hole 16 is formed in the position, located between the water guide cavity 14 and the water collection cavity 7, of the inner portion of the shell 1, the first communication hole 16 is used for communicating the water guide cavity 14 with the water collection cavity 7, a second water through hole 17 is formed in the position, located on the side, opposite to the water collection cavity 7, of the water guide cavity 14, of the inner portion of the shell 1, one side of the second water through hole 17 is communicated with the water guide cavity 14, and the other side of the second water through hole 17 is communicated with the inner cavity of the sliding groove 4 and a cavity, located on the side, opposite to the display screen 2, of the sliding block 5.
When the rainy day environment appears, the rainwater can slide to the catchment intracavity 7 along catchment spare 8, afterwards, along with the rainwater in the catchment chamber 7 increases gradually, make power unit drive water guide fan 15 rotate, make the water in catchment chamber 7 receive self gravity and the drive of water guide fan 15, and then through communication hole 16, water guide chamber 14, no. two limbers 17, spout 4 and apopore 13, and slide down along the inclined plane of extrusion 3, because the rainwater that discharges from apopore 13 has an initial velocity when the inclined plane of extrusion 3 slides down (because the rainwater water level height Yu Chushui hole 13 in catchment chamber 7, and water guide fan 15 exerts the thrust to the rainwater), and then speed that the rainwater slides down along extrusion 3 makes the position between extrusion 3 and display screen 2 be difficult for the rainwater is taken place to be deposited, thereby further reduce the probability that the rainwater is permeated into shell 1, simultaneously, in the rainwater in the process that extrusion 7 gets into spout 4, this rainwater can produce thrust to slider 5, make 3 further with display screen 2 in close contact, and then reduce the probability that the rainwater is permeated into shell 1, when the power unit is closed, when the weather is stopped, the weather is closed.
Referring to fig. 4, 5 and 8, a flow hole 18 is formed in the housing 1 and is commonly communicated with the inside of the water collecting member 8, one side of the flow hole 18 is communicated with the water guiding cavity 14, the other side of the flow hole 18 is formed on the inner wall of the water collecting member 8, a selecting member 19 is mounted in the housing 1 in a sealing sliding manner on the opening path of the second water through hole 17 and the flow hole 18 (an air release hole is formed in the housing 1 and is used for balancing the air pressure of the space between the selecting member 19 and the housing 1), a hydraulic rod 20 (such as a combination of a hydraulic cylinder and an output rod in the prior art) is arranged in the housing 1, the output rod of the hydraulic rod 20 and the upper side surface of the selecting member 19 are fixedly welded, a first hole and a second hole are sequentially formed in the interior of the selecting member 19 from top to bottom, when the selecting member 19 moves down to the limit position, the first hole overlaps the second water through hole 17, the selecting member 19 seals the communication side of the flow hole 18 and the water guiding cavity 14, when the selecting member 19 moves up to the limit position, the second hole overlaps the flow hole 18, and the selecting member 19 seals the communication side of the second water through hole 17.
In the rainy day environment, the hydraulic rod 20 drives the selector 19 to move downwards to the limit position, so that the first hole and the second water through hole 17 are overlapped, rainwater in the water collecting cavity 7 can be smoothly discharged through the water outlet hole 13, then, when clear weather occurs, the hydraulic rod 20 drives the selector 19 to move upwards to the limit position, so that the second hole is overlapped with the flow hole 18, the selector 19 seals the communication side of the second water through hole 17 and the water guide cavity 14, so that the rainwater in the water collecting cavity 7 passes through the first communication hole 16 and the water guide cavity 14, then enters the flow hole 18, and after a period of time, the power mechanism is enabled to regularly operate, make water guide fan 15 regularly exert thrust to the rainwater for rainwater in the water collection chamber 7 passes through a communication hole 16, water guide chamber 14 and flow hole 18, and then form circulation flow, through above-mentioned action, and then avoid the rainwater to stew for a long time, lead to the rainwater to deteriorate, influence the operational environment of display screen 2, simultaneously, after the rainwater is discharged from flow hole 18, can follow the inside of water collection 8 and the inner wall gliding of water collection chamber 7, at this in-process, the area of contact of rainwater and air increases, make the rainwater can keep lower temperature, and then improve the cooling effect to display screen 2.
Referring to fig. 3, 5 and 6, a section of the flow hole 18 near the selecting member 19 is a gradual change section, the cross-sectional area of the gradual change section gradually contracts from top to bottom and then gradually expands, a second communication hole 21 is formed in the housing 1, one side of the second communication hole 21 is communicated with the second water through hole 17, and the other side of the second communication hole 21 is communicated with a position where the cross-sectional area of the gradual change section is minimum.
In the rainy day environment, part of rainwater passing through the second water through hole 17 can enter the flow hole 18 through the second communication hole 21, then, when sunny weather appears, due to the gradual change section setting of the flow hole 18, the residual rainwater in the second water through hole 17, the chute 4 and the water outlet 13 can enter the flow hole 18 through the second communication hole 21 (venturi effect), and participate in subsequent circulating flow operation, through the action, the residual rainwater in the second water through hole 17, the chute 4 and the water outlet 13 is further prevented from going bad, the sectional areas of the three parts are changed (the rainwater goes bad, microorganism propagation is caused, the sectional areas of the three parts are reduced to a certain extent), so that the operation is influenced, then, after the residual rainwater in the second water through hole 17, the chute 4 and the water outlet 13 is emptied, the flow hole 18 can be sucked into the flow hole 18 through the second communication hole 21, the second water through hole 17, the chute 4 and the water outlet 13, and the air in the environment is further sucked into the flow hole 18, the air in the environment is further, the temperature of the circulating rainwater is further reduced, and the temperature of the circulating rainwater is further lowered due to the fact that the air is sucked into the circulation screen 2 is further shown.
Claims (4)
1. A display screen protection device comprising: the device comprises a shell (1), a display screen (2) is placed in an inner cavity of the shell (1), and is characterized in that an extrusion part (3) is arranged at the lower side of an opening of the shell (1), the side faces of the extrusion part (3) facing away from the display screen (2) are inclined planes, a sliding groove (4) is formed in the inner part of the shell (1) and located at the lower side position of the extrusion part (3), a sliding block (5) is movably clamped in the sliding groove (4), the sliding block (5) is fixedly connected with the extrusion part (3), the lower side face of the extrusion part (3) is sealed to seal an upper side opening of the sliding groove (4), a first elastic piece (6) is arranged at the position, facing towards one side of the display screen (2), of the sliding groove (4), the two ends of the first elastic piece (6) are fixedly connected with the inner wall of the sliding block (5) and the sliding groove (4) respectively, a water collecting cavity (7) is formed in the inner part of the shell (1) and located at the position, facing away from one side of the display screen (3), the water collecting cavity (8) is fixedly connected with the water collecting cavity (8) by the water collecting cavity (8), the inside of shell (1) and the downside position that is located display screen (2) are provided with the mechanism that leads to water, mechanism that leads to water communicates with catchment chamber (7), apopore (13) have been seted up to the inside of extrusion piece (3), one side of apopore (13) communicates with the inner chamber of spout (4) and the cavity that is located slider (5) and is directed away from display screen (2) one side, the inclined plane on extrusion piece (3) is seted up to the opposite side of apopore (13), the opposite side port of apopore (13) is directed away from display screen (2), utilizes the mechanism that leads to water to carry the rainwater in catchment chamber (7) to apopore (13);
the lower side of the water collecting cavity (7) is arranged in a closed manner;
the water-through mechanism comprises a water guide cavity (14), a water guide fan (15), a first communication hole (16) and a second communication hole (17), wherein the water guide cavity (14) is formed in the shell (1) and positioned between the display screen (2) and the water collection cavity (7), the water guide fan (15) is arranged in the water guide cavity (14), the power mechanism is arranged in the shell (1), a rotating shaft of the water guide fan (15) is fixedly connected with an output shaft of the power mechanism, the first communication hole (16) is formed in the shell (1) and positioned between the water guide cavity (14) and the water collection cavity (7), the first communication hole (16) is communicated with the water guide cavity (14) and the water collection cavity (7), the second communication hole (17) is formed in the shell (1) and positioned at a position, back to the water collection cavity (7), and the second communication hole (17) is communicated with the inner cavity of the water guide cavity (14) and the chute (4);
the novel water guide device is characterized in that a flow hole (18) is formed in the shell (1) and the inside of the water collecting piece (8) in a common communication mode, one side of the flow hole (18) is communicated with the water guide cavity (14), the other side of the flow hole (18) is formed in the inner wall of the water collecting piece (8), a selection piece (19) is movably installed in the shell (1) in a sealing mode on the opening path of the second water guide hole (17) and the flow hole (18), a hydraulic rod (20) is arranged in the shell (1), an output rod of the hydraulic rod (20) is fixedly connected with the selection piece (19), a first hole and a second hole are sequentially formed in the interior of the selection piece (19) from top to bottom, when the selection piece (19) moves downwards to a limit position, the first hole is overlapped with the second water guide hole (17), when the selection piece (19) is used for sealing the communication side of the flow hole (18) and the water guide cavity (14), and when the selection piece (19) moves upwards to the limit position, the second hole (18) is overlapped with the second water guide hole (19) and the second water guide hole (14) is sealed;
the section that flow hole (18) is close to selection piece (19) is the gradual change section, the cross-sectional area of gradual change section from top to bottom contracts then enlarges gradually, no. two intercommunicating pore (21) have been seted up to the inside of shell (1), no. two intercommunicating pore (21) one side and No. two limbers (17) intercommunication, no. two intercommunicating pore (21) opposite side and the minimum position intercommunication of gradual change section cross-sectional area.
2. A display screen protection device according to claim 1, characterized in that the lower side port of the water collecting chamber (7) is opened on the bottom surface of the housing (1).
3. The display screen protection device according to claim 2, wherein a limit groove (9) is formed in the shell (1) and located at the lower portion of the water collecting cavity (7), the limit groove (9) is communicated with the water collecting cavity (7), a limit plate (10) is movably mounted in the limit groove (9) in a sealing mode, a second elastic piece (11) is arranged in the limit groove (9), and two ends of the second elastic piece (11) are fixedly connected with the upper side face of the limit plate (10) and the inner wall of the limit groove (9) respectively.
4. A display screen protection device according to claim 3, characterized in that the water passing mechanism is a water passing hole (12), the water passing hole (12) is formed in the shell (1) and located at the lower side of the display screen (2), one side of the water passing hole (12) is communicated with the limit groove (9), one side of the water passing hole (12) is located at the lower side of the limit plate (10), the other side of the water passing hole (12) is communicated with the inner cavity of the chute (4), and the sectional area of the water outlet hole (13) is smaller than that of the water passing hole (12).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311559402.0A CN117295277B (en) | 2023-11-22 | 2023-11-22 | Display screen protection device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311559402.0A CN117295277B (en) | 2023-11-22 | 2023-11-22 | Display screen protection device |
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| CN117295277A CN117295277A (en) | 2023-12-26 |
| CN117295277B true CN117295277B (en) | 2024-03-01 |
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| CN111627321A (en) * | 2020-06-22 | 2020-09-04 | 深圳市思科瑞光电有限公司 | 4K combination formula high definition display screen |
| CN114187831A (en) * | 2021-11-23 | 2022-03-15 | 孟冉 | City platform billboard intelligent display system |
| CN114973924A (en) * | 2022-06-02 | 2022-08-30 | 河南泓珏实业有限公司 | Internet advertisement publishing method based on remote control |
| DE202023102144U1 (en) * | 2023-03-24 | 2023-06-19 | Huiliuhe Power Plant of Hulunbeier Antai Thermal Power Co., Ltd | Stable and quick-moving protective device for one screen |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206993549U (en) * | 2017-08-15 | 2018-02-09 | 艾思玛新能源技术（扬中）有限公司 | A kind of control panel and outdoor equipment of anti-ponding |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210836944U (en) * | 2019-12-28 | 2020-06-23 | 深圳市巴科光电科技股份有限公司 | Be used for outdoor waterproof LED display screen module |
| CN111627321A (en) * | 2020-06-22 | 2020-09-04 | 深圳市思科瑞光电有限公司 | 4K combination formula high definition display screen |
| CN114187831A (en) * | 2021-11-23 | 2022-03-15 | 孟冉 | City platform billboard intelligent display system |
| CN114973924A (en) * | 2022-06-02 | 2022-08-30 | 河南泓珏实业有限公司 | Internet advertisement publishing method based on remote control |
| DE202023102144U1 (en) * | 2023-03-24 | 2023-06-19 | Huiliuhe Power Plant of Hulunbeier Antai Thermal Power Co., Ltd | Stable and quick-moving protective device for one screen |
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| CN117295277A (en) | 2023-12-26 |
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