CN115331492B - Portable display device for education - Google Patents
Portable display device for education Download PDFInfo
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- CN115331492B CN115331492B CN202210933076.4A CN202210933076A CN115331492B CN 115331492 B CN115331492 B CN 115331492B CN 202210933076 A CN202210933076 A CN 202210933076A CN 115331492 B CN115331492 B CN 115331492B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 82
- 230000000670 limiting effect Effects 0.000 claims description 9
- 230000005611 electricity Effects 0.000 claims description 5
- 238000004804 winding Methods 0.000 claims description 4
- 239000013013 elastic material Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 10
- 230000009471 action Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000003381 stabilizer Substances 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000036630 mental development Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/02—Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/42—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters with arrangement for propelling the support stands on wheels
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H35/00—Switches operated by change of a physical condition
- H01H35/24—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow
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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
- H05K5/02—Details
- H05K5/0204—Mounting supporting structures on the outside of casings
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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
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Fluid Mechanics (AREA)
- Business, Economics & Management (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention relates to the technical field of display devices, and discloses a portable display device for education, which comprises a bottom plate, wherein universal wheels are fixedly arranged at the bottom end of the bottom plate, two angle adjusters are respectively and fixedly arranged at the two ends of the bottom plate, the automatic display device for education is characterized in that a display screen is arranged in the middle of the upper surface of the bottom plate, and two sides of the bottom plate are provided with outer shells which can be rotated to serve as a structure for protecting the display screen and serve as a supporting structure for the display screen when being opened, so that the display device has a convenient carrying function, and can directly utilize the outer shells to realize the supporting function when being needed, the flexibility of the device can be improved by utilizing the cooperation of the universal wheels and a towing handle when the display device is transferred, and the use portability of the device is greatly improved by utilizing upper support legs to directly support when being displayed.
Description
Technical Field
The invention relates to the technical field of display devices, in particular to a portable display device for education.
Background
The education narrow meaning is school education of special organization, the broad meaning is social practice activity affecting the physical and mental development of people, it is the process of teaching others' thinking with knowledge as tool, how thinking utilizes own higher social wealth of creation, realize the self-value to embody, namely education is teaching and spreading to social culture.
The current show that all carries out the show and the explanation of content through some fixed display device when showing education, some are adopted the show board to place the mode of show file, some are adopted the mode of electron show screen, but current display device still has some problems in the use, and the concrete is as follows:
The display board that present display device is mostly used for showing education usefulness, need assemble before using, and place the show part with show data and fix, need dismantle after the use, the operation is inconvenient, and show current electronic display device then through the mode of electronic display screen, but present display screen that is used for showing can't be fine carry out convenient reliable transfer in many places, make this display device's use convenience receive very big restriction, so present display device can't carry conveniently and carry the show in many places, and present display device can't play fine guard action to the display screen that is used for showing, and there is not the linkage between the display device structure, can't realize automatic switch-on display device power in order to realize the function of automatic show when display device opens.
Disclosure of Invention
The invention provides a portable display device for education, which has the advantages of portability and automatic display, and solves the problems in the background technology.
The invention provides the following technical scheme: the utility model provides a portable display device for education, includes the bottom plate, the bottom fixed mounting of bottom plate has the universal wheel, two angle regulators are installed respectively to the both ends of bottom plate, respectively movable mounting has the shell body on the positive and negative both sides of bottom plate, one of them the surface fixed mounting of shell body has the photovoltaic board, and another the surface fixed mounting of shell body has the handle that drags, the upper surface both ends of shell body respectively fixed mounting have the upper stabilizer blade, two the upper surface both ends of shell body laminating face place side respectively fixed mounting have the lock joint end, the middle part activity of bottom plate upper surface is provided with the show screen, the inside fixed mounting of shell body has interior drive control structure, the bottom fixed mounting that is located the show screen in bottom of bottom plate upper surface both sides has the battery, swing joint has the lock joint rope on the lock joint end;
the angle regulator comprises a regulating disc fixedly arranged on the side surface of the end part of the bottom plate, a fan ring groove is formed in the regulating disc, a positioning groove is formed in the fan ring groove, a positioning clamping plate is movably connected in the positioning groove, and a limiting rod is movably arranged between the fan ring groove and the positioning clamping plate;
The buckling end head comprises a first end head and a second end head, the first end head and the second end head are respectively arranged on the upper surfaces of different outer shells, vertical grooves are formed in the middle parts of the first end head and the second end head, and buckling grooves are formed in the first end head and the second end head in a transverse mode;
The inner drive control structure comprises a water storage tank and a circulation switch, the water storage tank is connected with the circulation switch through a water pipe, the other end of the circulation switch is connected with a water collecting tank through a water pipe, and the circulation switch and the water collecting tank are fixedly arranged inside the outer shell.
In a preferred embodiment, the number of the universal wheels is two, the side close to the towing handle is arranged on the lower surface of the bottom plate, the photovoltaic panel is electrically connected with the storage battery, the storage battery is electrically connected with the display screen, and the side face of the upper supporting leg is provided with an inclined plane.
In a preferred embodiment, the central angle corresponding to the open arc length of the fan ring groove is larger than the degree, and the fan ring groove is formed on the outer side of the adjusting disc, which is connected with the bottom plate.
In a preferred embodiment, the inner ring and the outer ring of the positioning groove positioned in the fan ring groove are arranged on the adjusting disk, the shape of the positioning clamping plate is matched with the positioning groove, and one end of the limiting rod is fixedly connected to the side face of the outer shell.
In a preferred embodiment, the second end is lower than the first end, the second end is provided with a slot lower than the first end, the end of the fastening rope is a structural arrangement of connecting the cross rod with the traction rope, the cross rod of the fastening rope is arranged in the slot when the outer shell is closed, and the traction rope is arranged in the vertical slot.
In a preferred embodiment, the circulation switch is movably connected with the fastening rope, and the water storage tank is filled with water in a full state.
In a preferred embodiment, the circulation switch comprises an outer cylinder body, the outer cylinder body is fixedly arranged inside the outer cylinder body, an inner rotating core is movably arranged inside the outer cylinder body, a first channel is radially formed in the middle of the inner rotating core, a second channel is radially and penetratingly formed in the outer cylinder body in the same position as the first channel, one end of the inner rotating core penetrates through the outer cylinder body and is fixedly connected with a rotating wheel, and the rotating wheel and the outer cylinder body are movably arranged.
In a preferred embodiment, the buckling rope is movably connected with the rotating wheel in a winding way, the inner surface of the outer cylinder body and the outer surface of the inner rotating core are smooth, the inner rotating core is rotatably and movably connected with the inner part of the outer cylinder body, a spring is arranged on the outer side of a rotating shaft for connection between the rotating wheel and the outer cylinder body, and the first channel coincides with the second channel when the end part of the buckling rope, which is buckled with the buckling end, is taken down from the buckling end.
In a preferred embodiment, the water collection tank comprises an outer wall body, an inner water bag is filled and installed in the outer wall body, an inner cavity wall is fixedly installed on one side of the inner wall body, a first conductive touch plate is fixedly installed in the inner cavity wall and is attached to the outer wall body, a spring is fixedly installed in the middle of one side of the first conductive touch plate, and a second conductive touch plate is fixedly installed at one end of the spring.
In a preferred embodiment, the outer wall body is fixedly installed in the middle of one side of the rotation shaft, away from the connector between the outer shell body and the bottom plate, of the outer shell body, the inner water bag is made of an elastic material capable of expanding or contracting, the inner water bag is in through connection with the water pipe, the first conductive touch plate is electrically connected with the display screen, the spring is fixedly connected with the second conductive touch plate through an insulating rubber pad, the middle of the second conductive touch plate is in a concave structure, and the second conductive touch plate is electrically connected with the display screen.
The invention has the following beneficial effects:
1. This automatic display device for education is through setting up the show screen at the upper surface middle part of bottom plate to be provided with the structure that can regard as the protection show screen in the both sides of bottom plate can regard as the shell body to the bearing structure of show screen again when opening, make this display device both have convenient carry function, can directly utilize the shell body to realize the effect of supporting when needs use again, can utilize the cooperation of universal wheel and towing handle to use the flexibility that improves the device when shifting display device like this, and utilize the upper stabilizer blade direct support when showing, improved the use portability of device greatly.
2. This automatic display device for education, through being provided with interior drive control structure in the shell body, utilize the shell body to drive the water in the inside storage water tank in the different states when closing or opening and flow, combine the control of lock joint rope to the interior core rotation state when opening or closing simultaneously, guarantee that the first passageway of seting up on interior core when lock joint rope lock joint is on the lock joint end is staggered with the second passageway of seting up on the shell body, and break away from the back from the lock joint end promptly the shell body when opening first passageway and second passageway can coincide, realize that the flow channel of inside water is closed when two shell bodies are closed, avoid triggering the start-up when this display device is not used, and open the flow channel of water when opening the shell body, like this, utilize the collection of water in the header tank to trigger the power of starting the display screen, and then make the device demonstrate when opening automatic start.
Drawings
FIG. 1 is a schematic view of a first perspective structure of the present invention;
FIG. 2 is a schematic view of a second perspective structure of the present invention;
FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present invention;
FIG. 4 is an enlarged schematic view of the structure of FIG. 2B according to the present invention;
FIG. 5 is a schematic perspective view of the internal structure of the outer casing of the present invention;
FIG. 6 is a schematic diagram of a three-dimensional structure of a flow switch according to the present invention;
FIG. 7 is a schematic view of the expanded three-dimensional structure of the present invention;
FIG. 8 is a schematic perspective view of a fastening head according to the present invention;
Fig. 9 is a schematic view showing the internal sectional structure of the header tank of the present invention.
In the figure: 1. a bottom plate; 2. a universal wheel; 3. an angle adjuster; 31. an adjusting plate; 32. a fan ring groove; 33. a positioning groove; 34. positioning a clamping plate; 35. a restraining bar; 4. an outer housing; 5. a photovoltaic panel; 6. a towing handle; 7. an upper support leg; 8. buckling the end head; 81. a first end; 82. a second end; 83. a vertical groove; 84. a buckling groove; 9. a display screen; 10. an inner drive control structure; 101. a water storage tank; 102. a flow switch; 1021. an outer cylinder; 1022. an inner core; 1023. a first channel; 1024. a second channel; 1025. a rotating wheel; 103. a water pipe; 104. a water collection tank; 1041. an outer wall body; 1042. an inner water bag; 1043. a lumen wall; 1044. a first conductive contact; 1045. a spring; 1046. a second conductive contact; 11. a storage battery; 12. and (5) buckling the rope.
Detailed Description
The present invention will be described more fully with reference to the accompanying drawings, in which the configuration of each structure described in the following embodiments is merely illustrative, and the automatic educational display device according to the present invention is not limited to the configuration described in the following embodiments, but all other embodiments obtained by a person skilled in the art without making any creative effort are within the scope of protection of the present invention.
Referring to fig. 1, 2, 4 and 5, the portable display device for education includes a base plate 1, universal wheels 2 are fixedly installed at the bottom end of the base plate 1, two angle adjusters 3 are fixedly installed at two ends of the base plate 1, an outer shell 4 is movably installed at the front side and the back side of the base plate 1, a photovoltaic panel 5 is fixedly installed at the outer surface of one of the outer shells 4, a towing handle 6 is fixedly installed at the outer surface of the other outer shell 4, upper supporting legs 7 are fixedly installed at two ends of the upper surface of the outer shell 4, buckling end heads 8 are fixedly installed at two ends of the upper surface of the side where the two abutting surfaces of the outer shell 4 are located, a display screen 9 is movably arranged in the middle of the upper surface of the base plate 1, an inner driving control structure 10 is fixedly installed inside the outer shell 4, a storage battery 11 is fixedly installed at the bottom end of the two sides of the upper surface of the base plate 1, and a buckling rope 12 is movably connected to the buckling end heads 8;
Compared with the prior art, the display screen 9 is arranged in the middle of the upper surface of the bottom plate 1, the two sides of the bottom plate 1 are provided with the rotatable outer shell 4 which can be used as a structure for protecting the display screen 9 and can be used as a supporting structure for the display screen 9 when being opened, so that the display device has a convenient carrying function, and can directly use the outer shell 4 to realize the supporting function when in use, the flexibility of the device can be improved by using the cooperation of the universal wheel 2 and the towing handle 6 when the display device is transferred, the use portability of the device is greatly improved by using the upper support leg 7 to directly support when in display, meanwhile, the inner driving control structure 10 is arranged in the outer shell 4, the water in the internal water storage tank 101 is driven to flow by using different states of the outer shell 4 when being closed or opened, simultaneously, the control of the rotating state of the inner rotating core 1022 when the buckling rope 12 is in an opening or closing state is combined, the first channel 1023 formed in the inner rotating core 1022 and the second channel 1024 formed in the outer cylinder 1021 are staggered when the buckling rope 12 is buckled on the buckling end 8, the first channel 1023 and the second channel 1024 can be overlapped when the buckling rope 12 is separated from the buckling end 8, namely, the outer cylinder 4 is opened, the closing of the flow channels of water in the two outer cylinders 4 is realized when the two outer cylinders 4 are closed, the triggering and the starting of the display device when the display device is not used are avoided, and the flow channels of water are opened when the outer cylinders 4 are opened, so that the power supply of the display screen 9 is triggered and started by the aggregation of water in the water collection tank 104, and the display device is automatically started to display when the display device is opened.
Referring to fig. 1, 2 and 5, the portable display device for education includes two universal wheels 2, the number of the universal wheels 2 is two, the universal wheels are arranged near the side where the towing handle 6 is located and are arranged on the lower surface of the bottom plate 1, the photovoltaic panel 5 is electrically connected with a storage battery 11, the storage battery 11 is electrically connected with a display screen 9, and the side surface of the upper support leg 7 is provided with an inclined surface;
In this embodiment, it should be noted that, the position of the universal wheel 2 is close to the side where the towing handle 6 is located, so that the device can ensure that the universal wheel 2 plays a supporting role and avoid the contact between the bottom plate 1 and the ground when the towing handle moves, so as to protect the integrity of the device, and the photovoltaic panel 5 can generate electricity by utilizing sunlight in the towing process of the device, so that the device reduces the use of the existing power supply, and the device has the effects of energy conservation and environmental protection.
Referring to fig. 2 and 3, the portable educational display device includes an angle adjuster 3, wherein the angle adjuster 3 includes an adjusting disc 31 fixedly installed on the side surface of the end of the bottom plate 1, a fan ring groove 32 is provided on the adjusting disc 31, a positioning groove 33 is provided in the fan ring groove 32, a positioning clamping plate 34 is movably connected in the positioning groove 33, and a limiting rod 35 is movably provided between the fan ring groove 32 and the positioning clamping plate 34;
In this embodiment, it should be noted that, the central angle corresponding to the open arc length of the fan ring groove 32 is greater than 180 degrees, the fan ring groove 32 is opened on the outer side of the connection on the bottom plate 1 of the adjusting plate 31, the positioning groove 33 is positioned on the inner and outer rings of the fan ring groove 32 and is opened on the adjusting plate 31, the shape of the positioning clamping plate 34 is adapted to the positioning groove 33, one end of the limiting rod 35 is fixedly connected to the side surface of the outer shell 4, so that the opening and closing angles of the outer shell 4 can be controlled by using the inserting modes of the positioning clamping plate 34 in different fan ring grooves 32 when the outer shell 4 is opened, and meanwhile, the position of the limiting rod 35 can be limited by using the positioning clamping plate 34 when the outer shell 4 is closed, so that on one hand, the reliability of the outer shell 4 is limited, and the stability of the outer shell 4 when being opened can be ensured by using the limiting effect, and the use stability of the device is ensured.
Referring to fig. 4 and 8, the portable educational display device includes a fastening end 8, the fastening end 8 includes a first end 81 and a second end 82, the first end 81 and the second end 82 are respectively installed on the upper surfaces of different outer shells 4, vertical slots 83 are respectively provided in the middle of the first end 81 and the second end 82, and fastening slots 84 are respectively provided on the first end 81 and the second end 82;
In this embodiment, it should be noted that, the height of the second end 82 is lower than that of the first end 81, the height of the fastening groove 84 formed on the second end 82 is lower than that of the fastening groove 84 formed on the first end 81, the end of the fastening rope 12 is in a structure that the cross rod is connected with the traction rope, and the cross rod portion of the fastening rope 12 is disposed in the fastening groove 84 when the outer shell 4 is closed, the traction rope portion is disposed in the vertical groove 83, the different heights of the first end 81 and the second end 82 can be mutually crossed when the two fastening ropes 12 are fastened to the fastening end 8, so that reliability when the outer shell 4 is closed is ensured, the condition that the fastening rope 12 is not wound when the outer shell 4 is closed can be ensured, and the function of the internal circulation switch 102 is ensured.
Referring to fig. 5, the portable educational display device includes an inner driving control structure 10, the inner driving control structure 10 includes a water storage tank 101 and a circulation switch 102, the water storage tank 101 and the circulation switch 102 are connected through a water pipe 103, the other end of the circulation switch 102 is connected with a water collection tank 104 through the water pipe 103, and the circulation switch 102 and the water collection tank 104 are fixedly installed inside an outer casing 4;
in this embodiment, the circulation switch 102 is movably connected with the fastening rope 12, and the water tank 101 is filled with water in a full state, and the water tank 104 is located below and the water tank 101 is located above when the outer casing 4 is opened, so that water therein can flow into the water tank 104, and further the self-starting of the display screen 9 is controlled.
Referring to fig. 5 and 6, a portable educational display device includes a circulation switch 102, where the circulation switch 102 includes an outer cylinder 1021, the outer cylinder 1021 is fixedly installed inside an outer cylinder 4, an inner core 1022 is movably installed inside the outer cylinder 1021, a first channel 1023 is radially provided in the middle of the inner core 1022, a second channel 1024 is radially provided in the same place of the outer cylinder 1021 as the first channel 1023, one end of the inner core 1022 passes through the outer cylinder 1021 and is fixedly connected with a rotating wheel 1025, and the rotating wheel 1025 and the outer cylinder 1021 are movably arranged;
In this embodiment, it should be noted that, the fastening rope 12 is movably connected with the rotating wheel 1025 in a winding manner, the inner surface of the outer cylinder 1021 and the outer surface of the inner core 1022 are smooth, the inner core 1022 and the outer cylinder 1021 are rotatably movably connected with each other, a spring is disposed on the outer side of a rotating shaft for connection between the rotating wheel 1025 and the outer cylinder 1021, when the fastening rope 12 is fastened to the fastening end 8 and the end of the fastening end 8 is removed from the fastening end 8, the first channel 1023 coincides with the second channel 1024, so that after the fastening rope 12 is fastened to the fastening end 8, the rotating wheel 1025 is pulled to rotate by the fastening rope 12, and the inner core 1022 is driven to rotate, so that the first channel 1023 and the second channel 1024 are staggered, and thus the condition that water flows into the water tank 104 from the first channel 1023 through the second channel 1024 in the moving process of the device is not generated, when the device is used, the fastening restriction of the fastening rope 12 on the fastening end 8 needs to be released, the fastening rope 12 automatically stops the winding of the fastening end 8 under the action of the spring, and the first channel 1023 is controlled to be automatically opened to the second channel 1025, and the water flow can be automatically started to the water flow can flow into the water collecting tank 104 by opening the second channel 1023.
Referring to fig. 5 and 9, the portable educational display device includes a water collection tank 104, wherein the water collection tank 104 includes an outer wall body 1041, an inner water bag 1042 is filled and installed inside the outer wall body 1041, an inner cavity wall 1043 is fixedly installed on one side inside the outer wall body 1041, a first conductive touch plate 1044 is fixedly installed in the inner cavity wall 1043 and attached to the outer wall body 1041, a spring 1045 is fixedly installed in the middle of one side of the first conductive touch plate 1044, and a second conductive touch plate 1046 is fixedly installed at one end of the spring 1045;
In this embodiment, it should be noted that, outer wall body 1041 fixed mounting is keeping away from the rotation axis one side middle part fixed mounting of connector between outer casing 4 and the bottom plate 1 in the inside of outer casing 4, interior water bag 1042 is the elastic material of inflation or shrink, interior water bag 1042 is connected with water pipe 103 link up, first conductive touch pad 1044 is connected with display screen 9 electricity, through insulating rubber pad fixed connection between spring 1045 and the second conductive touch pad 1046, the part that the middle part of second conductive touch pad 1046 is used for connecting spring 1045 is sunken structure, second conductive touch pad 1046 is connected with display screen 9 electricity, like this when opening outer casing 4, can make the water tank 104 that originally is in the top be in the below after outer casing 4 rotates and opens, and first passageway 1023 also can overlap with second passageway 1024, and the inside water of storage tank 101 can flow into in interior water bag 1042 through this department, and water can fill inside interior water bag 1042, and because the in-process of filling can expand in-process bag 1045 is the inner wall body 1041 and is the state setting up, so that the second conductive pad 1046 is located the inside water bag 1046 and can be in the same place the device, and the automatic position of the second touch pad is located in the inside the display screen 9, thereby can reduce the expansion device is located at the position of the inner water bag 1046, and can be in the contact with the second conductive pad contact with the display screen 9, the user is located in the position is so when the top conductive device is located in the contact with the top conductive pad is located in the top of the contact with the inner conductive pad is located at the top of the inner water pad 1044, and the bottom plate is located.
The working principle is that when the device is transferred, the pulling handle 6 is pulled out, then the device is pulled out by matching with the universal wheel 2, when the device is used for education display, the end parts of the two buckling ropes 12 on the same side are respectively pulled out from buckling grooves 84 formed on the first end head 81 and the second end head 82, then the buckling ropes 12 are wound on the rotating wheel 1025 under the action of a spring in the rotating shaft of the rotating wheel 1025, the rotating wheel 1025 can rotate the inner rotating core 1022 in the outer cylinder 1021, so that the first channel 1023 is overlapped with the second channel 1024, after the buckling end heads 8 on the two sides are opened, the positioning clamping plates 34 are taken out, the outer cylinder 4 is rotated to two sides, after the outer cylinder 4 is rotated to the corresponding positions, the positioning clamping plate 34 is inserted into the positioning groove 33 beside the position where the limiting rod 35 rotates, at the moment, the upper support leg 7 is supported on the ground, water in the water storage tank 101 firstly enters the first channel 1023 through the water pipe 103 and then flows into the inner water bag 1042, as the water increases, the second conductive touch plate 1046 is pushed to move towards the first conductive touch plate 1044 by the aid of the inner water bag 1042, the spring 1045 is compressed in the process until the second conductive touch plate 1046 is contacted with the first conductive touch plate 1044, at the moment, the device automatically switches on a conduction loop of the display screen 9, the whole device is automatically started, and when the water completely flows into the inner water bag 1042, the water collection tank 104 below the outer shell 4 becomes heavier, the gravity center of the device is lowered, and the stability of the device in use is improved.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (2)
1. The utility model provides a portable display device for education, includes bottom plate (1), its characterized in that: the novel solar energy display device is characterized in that universal wheels (2) are fixedly arranged at the bottom end of the bottom plate (1), two angle adjusters (3) are fixedly arranged at the two ends of the bottom plate (1), an outer shell (4) is movably arranged at the front side and the back side of the bottom plate (1), a photovoltaic panel (5) is fixedly arranged on the outer surface of one outer shell (4), a towing handle (6) is fixedly arranged on the outer surface of the other outer shell (4), upper supporting legs (7) are fixedly arranged at the two ends of the upper surface of the outer shell (4), buckling end heads (8) are fixedly arranged at the two ends of the upper surface of the side, where the bonding surface of the two outer shells (4) is located, of the bottom plate (1), a display screen (9) is movably arranged in the middle of the upper surface of the bottom plate (1), a storage battery (11) is fixedly arranged at the bottom end of the two sides of the upper surface of the bottom plate (1), and a buckling rope (12) is movably connected to the buckling end heads (8);
The angle regulator (3) comprises an adjusting disc (31) fixedly arranged on the side surface of the end part of the bottom plate (1), a fan ring groove (32) is formed in the adjusting disc (31), a positioning groove (33) is formed in the fan ring groove (32), a positioning clamping plate (34) is movably connected in the positioning groove (33), and a limiting rod (35) is movably arranged between the fan ring groove (32) and the positioning clamping plate (34);
The buckling end socket (8) comprises a first end socket (81) and a second end socket (82), the first end socket (81) and the second end socket (82) are respectively arranged on the upper surfaces of different outer shell bodies (4), vertical grooves (83) are respectively formed in the middle parts of the first end socket (81) and the second end socket (82), and buckling grooves (84) are respectively and transversely formed in the first end socket (81) and the second end socket (82);
The inner driving control structure (10) comprises a water storage tank (101) and a circulation switch (102), wherein the water storage tank (101) is communicated with the circulation switch (102) through a water pipe (103), the other end of the circulation switch (102) is connected with a water collection tank (104) through the water pipe (103), and the circulation switch (102) and the water collection tank (104) are fixedly arranged in an outer shell (4);
The number of the universal wheels (2) is two, the side close to the towing handle (6) is arranged on the lower surface of the bottom plate (1), the photovoltaic panel (5) is electrically connected with the storage battery (11), the storage battery (11) is electrically connected with the display screen (9), and the side surface of the upper support leg (7) is of a structure with an inclined surface;
The central angle corresponding to the opening arc length of the fan ring groove (32) is larger than 180 degrees, and the fan ring groove (32) is formed in the outer side of the adjusting disc (31) connected with the bottom plate (1);
The inner ring and the outer ring of the positioning groove (33) positioned in the fan ring groove (32) are arranged on the adjusting disc (31), the shape of the positioning clamping plate (34) is matched with that of the positioning groove (33), and one end of the limiting rod (35) is fixedly connected to the side face of the outer shell (4);
the height of the second end head (82) is lower than that of the first end head (81), the height of a buckling groove (84) formed in the second end head (82) is lower than that of a buckling groove (84) formed in the first end head (81), the end part of the buckling rope (12) is in a structure that a cross rod is connected with a traction rope, the cross rod part of the buckling rope (12) is arranged in the buckling groove (84) when the outer shell (4) is closed, and the traction rope part is arranged in the vertical groove (83);
The circulation switch (102) is movably connected with the buckling rope (12), and the water storage tank (101) is filled with water in a full state;
The circulation switch (102) comprises an outer cylinder body (1021), the outer cylinder body (1021) is fixedly arranged in the outer cylinder body (4), an inner rotating core (1022) is movably arranged in the outer cylinder body (1021), a first channel (1023) is radially formed in the middle of the upper middle of the inner rotating core (1022), a second channel (1024) is radially formed in the outer cylinder body (1021) in a penetrating mode in the same position as the first channel (1023), one end of the inner rotating core (1022) penetrates through the outer cylinder body (1021) and is fixedly connected with a rotating wheel (1025), and the rotating wheel (1025) and the outer cylinder body (1021) are movably arranged;
the buckling rope (12) is movably connected with the rotating wheel (1025) in a winding way, the inner surface of the outer cylinder body (1021) and the outer surface of the inner rotating core (1022) are smooth, the inner rotating core (1022) is rotatably and movably connected with the inner part of the outer cylinder body (1021), a spring is arranged on the outer side of a rotating shaft for connection between the rotating wheel (1025) and the outer cylinder body (1021), and when the end part of the buckling rope (12) buckled with the buckling end head (8) is taken down from the buckling end head (8), the first channel (1023) coincides with the second channel (1024);
the water collection tank (104) comprises an outer wall body (1041), an inner water bag (1042) is installed in the outer wall body (1041) in a filling mode, an inner cavity wall (1043) is fixedly installed on one side of the inner wall body (1041), a first conductive touch plate (1044) is fixedly installed on the inner side of the inner cavity wall (1043) in a fitting mode of the outer wall body (1041), a spring (1045) is fixedly installed in the middle of one side of the first conductive touch plate (1044), and a second conductive touch plate (1046) is fixedly installed at one end of the spring (1045).
2. A portable educational display device according to claim 1, wherein: the utility model discloses a portable electronic device, including outer casing (4), connecting head, inner water bag (1042), display screen (9), outer wall body (1041) fixed mounting is in the rotation axis one side middle part fixed mounting of the connector between outer casing (4) and bottom plate (1) is kept away from to outer casing (4), inner water bag (1042) are the expandable or contractile elastic material, inner water bag (1042) and water pipe (103) through connection, first conductive touch pad (1044) are connected with display screen (9) electricity, through insulating rubber pad fixed connection between spring (1045) and second conductive touch pad (1046), the part that second conductive touch pad (1046) middle part is used for connecting spring (1045) is sunken structure, second conductive touch pad (1046) are connected with display screen (9) electricity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210933076.4A CN115331492B (en) | 2022-08-04 | 2022-08-04 | Portable display device for education |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210933076.4A CN115331492B (en) | 2022-08-04 | 2022-08-04 | Portable display device for education |
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| Publication Number | Publication Date |
|---|---|
| CN115331492A CN115331492A (en) | 2022-11-11 |
| CN115331492B true CN115331492B (en) | 2024-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210933076.4A Active CN115331492B (en) | 2022-08-04 | 2022-08-04 | Portable display device for education |
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| Country | Link |
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| CN (1) | CN115331492B (en) |
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| CN111468437A (en) * | 2020-04-28 | 2020-07-31 | 漯河食品职业学院 | Computer display screen with cleaning function |
| CN113284375A (en) * | 2021-05-11 | 2021-08-20 | 上海童梦教育科技有限公司 | Multi-functional children's funny teaching demonstration explanation device |
| CN214847151U (en) * | 2021-05-12 | 2021-11-23 | 浙江工业大学 | Multi-functional education technique display device of portable |
| CN215987604U (en) * | 2021-07-05 | 2022-03-08 | 兰州工业学院 | Ideological and political education propaganda show structure |
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2022
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4401348A1 (en) * | 1994-01-18 | 1995-07-20 | Bke Bildtechnik Inh Ernst Stec | Multifunctional media system for conference and educational rooms |
| JP2003098946A (en) * | 2001-07-17 | 2003-04-04 | Hitachi Keiyo Engineerring & System Ltd | Electronic teacher's desk, method for using the same, and electric teacher's desk set |
| WO2003092437A1 (en) * | 2002-05-03 | 2003-11-13 | Richardson James C | Portable display board system |
| CN207134003U (en) * | 2017-06-06 | 2018-03-23 | 江西服装学院 | Education learning machine |
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| CN111468437A (en) * | 2020-04-28 | 2020-07-31 | 漯河食品职业学院 | Computer display screen with cleaning function |
| CN113284375A (en) * | 2021-05-11 | 2021-08-20 | 上海童梦教育科技有限公司 | Multi-functional children's funny teaching demonstration explanation device |
| CN214847151U (en) * | 2021-05-12 | 2021-11-23 | 浙江工业大学 | Multi-functional education technique display device of portable |
| CN215987604U (en) * | 2021-07-05 | 2022-03-08 | 兰州工业学院 | Ideological and political education propaganda show structure |
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| Publication number | Publication date |
|---|---|
| CN115331492A (en) | 2022-11-11 |
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