CN115457879A - Waterproof LED electronic display screen - Google Patents
Waterproof LED electronic display screen Download PDFInfo
- Publication number
- CN115457879A CN115457879A CN202211086656.0A CN202211086656A CN115457879A CN 115457879 A CN115457879 A CN 115457879A CN 202211086656 A CN202211086656 A CN 202211086656A CN 115457879 A CN115457879 A CN 115457879A
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- 230000000903 blocking effect Effects 0.000 claims description 21
- 230000017525 heat dissipation Effects 0.000 claims description 15
- 238000007789 sealing Methods 0.000 claims description 8
- 238000013016 damping Methods 0.000 claims description 3
- 230000033001 locomotion Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000003628 erosive effect Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000004677 Nylon Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
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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
- 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
- G09F9/33—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 being semiconductor devices, e.g. diodes
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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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- 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
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20954—Modifications to facilitate cooling, ventilating, or heating for display panels
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Thermal Sciences (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
Abstract
The invention discloses a waterproof LED electronic display screen, which comprises a device body, wherein the device body comprises a display screen body; the rain shielding mechanism comprises a first mounting frame. When the rain shielding type rain shielding device is used, after the rainfall sensor at the top end of the first fixing piece detects rain, an instruction is sent to the single chip microcomputer in the display screen body, the single chip microcomputer starts the motor to enable the rotating shaft to be in a rotating state, and further enable the two second toothed plates and the first toothed plate to synchronously move, so that the sliding rod moves close to the sliding groove, the hinge angle between the first hinge part and the second hinge part is driven to be reduced, the second mounting frame moves away from the display screen body, the rain shielding shed is driven to stretch and expand, and therefore the top end of the display screen body is shielded when going out.
Description
Technical Field
The invention belongs to the technical field of waterproof LED electronic display screens, and particularly relates to a waterproof LED electronic display screen.
Background
In brief, the display screen is a screen body formed by a plurality of display units (unit display panels or unit display boxes) which can be combined and spliced, and a set of appropriate controller (a main control panel or a control system) is added. Therefore, the display panels (or unit boxes) with various specifications can be matched with controllers with different control technologies to form a plurality of LED display screens so as to meet the requirements of different environments and different display requirements, and the LED display screens are formed by uniformly arranging tens of thousands to hundreds of thousands of semiconductor light-emitting diode pixel points. Different materials can be used for manufacturing LED pixel points with different colors. The most widely used at present are red, green and yellow. The development of blue and pure green LEDs has reached a practical stage, and can display changing numbers, characters, graphic images; the LED lamp can be used in indoor environment and outdoor environment, and has the advantages of being incomparable to projectors, television walls and liquid crystal display screens.
The existing outdoor electronic display screen is used outdoors, and when the electronic display screen is used in rainy and snowy days, the display screen is easily corroded by rainwater, so that internal elements are damaged, and the situations such as display failure and the like occur, so that the waterproof LED electronic display screen is urgently needed to be designed.
Disclosure of Invention
The invention aims to provide a waterproof LED electronic display screen, which solves the problems that in the prior art, when the existing outdoor electronic display screen is used outdoors, the display screen is easily corroded by rainwater in rainy and snowy days, so that internal elements are damaged, and the display fails and the like.
The purpose of the invention can be realized by the following technical scheme:
a waterproof LED electronic display screen comprises a device body, wherein the device body comprises a display screen body;
rain shielding mechanism, including first mounting bracket, and the quantity of first mounting bracket is two, two the both sides of display screen body are located to first mounting bracket, two the top fixed mounting of first mounting bracket has first mounting, the top fixed mounting of first mounting bracket has the rainfall sensor, the inside of display screen body is equipped with the singlechip, the equal fixed mounting in one side of first mounting has the rainshelter, the rainshelter is kept away from the equal fixed mounting of one end of first mounting and is had the second mounting, the bottom fixed mounting of second mounting has the second mounting bracket, two sliding chutes have all been seted up to the one end of first mounting bracket and second mounting bracket, the inside all slidable mounting of sliding chute has the slide bar, both sides two the inboard of slide bar is connected with second articulated elements and first articulated elements through the pivot is articulated, connect through articulated between second articulated elements and the first articulated elements, one side fixed mounting of first mounting bracket has drive mechanism, the back of display screen body is equipped with heat dissipation mechanism.
Further, drive mechanism, including the motor, motor fixed mounting is in the outside of first mounting bracket, the output fixed mounting of motor has the axis of rotation, the outside swing joint of bearing and first mounting bracket is passed through to the one end that the motor was kept away from in the axis of rotation, the outside fixed mounting of axis of rotation has the gear, left side top the outside fixed mounting of slide bar has the second pinion rack, left side bottom the outside fixed mounting of slide bar has first pinion rack, the tooth piece on second pinion rack and the first pinion rack all meshes with the tooth piece in the gear outside mutually.
Further, heat dissipation mechanism, including the radiating groove, the radiating groove is seted up in the back of display screen body, there are a plurality of fixed axles through bearing movable mounting between the inner wall both sides of radiating groove, the lantern ring is installed to all fixed cup joints in the outside of fixed axle, the all fixed mounting in top of the lantern ring has first weather shield, the all fixed mounting in bottom of the lantern ring has the second weather shield, the outside of fixed axle all cup joints through the belt pulley and installs the connecting band.
Furthermore, sealing gaskets are fixedly arranged on the inner sides of the second rain blocking sheet and the first rain blocking sheet, the sealing gaskets are made of rubber, and the sealing gaskets, the second rain blocking sheet and the first rain blocking sheet are all L-shaped.
Furtherly, the both sides of display screen body all fixed mounting have the diaphragm, the top of diaphragm all fixed mounting have second electric telescopic handle, second electric telescopic handle's top all with the bottom fixed connection of first mounting bracket.
Furthermore, the one end that the canopy was kept away from to the second mounting is connected with the sunshading board through the damping pivot is articulated, the material of sunshading board is the nylon cloth material.
Further, the outside fixed mounting of second mounting bracket has the mounting panel, the top fixed mounting of mounting panel has first electric telescopic handle, first electric telescopic handle's top fixed mounting has the movable block, one side fixed mounting of movable block has first mount, the one end of first mount articulates through the pivot has the connecting rod, the one end that first mount was kept away from to the connecting rod articulates there is the second mount, one side of second mount and the inboard fixed connection of sunshading board.
The invention has the beneficial effects that: during the use, behind the rainfall sensor on first mounting top detected the rainwater, send the instruction and give this internal singlechip of display screen, singlechip starter motor this moment, make the axis of rotation be in the rotating condition, and then make two second pinion racks and first pinion rack be synchronous motion, make the slide bar do the motion of being close to in the sliding tray, it diminishes to drive the articulated angle between first articulated elements and the second articulated elements, thereby make the second mounting bracket do the motion of keeping away from the display screen body, it stretches the extension to drive the canopy, thereby go out to shelter from to the top of display screen body, through this kind of mode, can hide rain to the display screen body, it causes the condition emergence of erosion to this internal component of display screen to reduce sleet, protect the stability of display screen body internal component work.
According to the invention, through the arranged heat dissipation mechanism, when the display screen is used, external air can exchange internal air and external air through the heat dissipation groove formed in the back surface of the display screen body to dissipate heat of the display screen body, and in rainy and snowy days, the fixing shafts can be rotated through rotating the fixing shafts and being connected through the connecting belt, so that all the fixing shafts are stressed to rotate, the angle between the first rain blocking sheet and the second rain blocking sheet is adjusted until all the first rain blocking sheet and the second rain blocking sheet are adjusted to be as shown in the attached drawing, the heat dissipation groove is shielded, the sealing of the heat dissipation groove is completed, and the occurrence of rainwater erosion is reduced.
When the sun shading device is used, the first electric telescopic rod can be started by sending an instruction to the single chip microcomputer in the display screen body, the first electric telescopic rod works to drive the moving block to move up and down, and further the hinge angle between the connecting rod and the second fixing frame is adjusted, so that the connection angle between the sun shading plate and the second fixing frame is changed, a certain sun shading effect can be achieved in a fine day through the mode, a certain anti-reflection effect can be achieved, and the front face of the display screen body can be shaded in a rainy day.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of a side view of the structure of the present invention;
FIG. 2 is a side view of a cross-sectional structure of the first mounting bracket of the present invention;
FIG. 3 is a schematic view of a three-dimensional structure of the heat dissipation mechanism of the present invention;
FIG. 4 is a schematic diagram of a three-dimensional structure of a collar structure according to the present invention;
FIG. 5 is a schematic view of a partial structure of the present invention in elevation cross-section;
fig. 6 is a schematic view of a front view of the first mounting structure of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
100. a device body; 110. a display screen body; 111. a first mounting bracket; 112. a first fixing member; 113. a rain shelter; 114. a second fixing member; 115. a sun visor; 116. a moving block; 117. a first fixing frame; 118. a connecting rod; 119. a second fixing frame; 120. mounting a plate; 121. a first electric telescopic rod; 122. a sliding groove; 123. a slide bar; 124. a first hinge member; 125. a transverse plate; 126. a second electric telescopic rod; 127. a motor; 128. a rotating shaft; 129. a gear; 130. a first toothed plate; 131. a fixed shaft; 132. a collar; 133. a first rain shield sheet; 134. a gasket; 135. a connecting belt; 136. a second rain blocking sheet; 137. a second hinge member; 138. a second mounting bracket; 139. a second toothed plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention is a waterproof LED electronic display screen, which includes a device body 100, wherein the device body 100 includes a display screen body 110;
the rain shielding mechanism comprises first mounting frames 111, the number of the first mounting frames 111 is two, the two first mounting frames 111 are arranged at two sides of a display screen body 110, first fixing pieces 112 are fixedly mounted at the top ends of the two first mounting frames 111, a rainfall sensor is fixedly mounted at the top end of the first fixing piece 112, a single chip microcomputer is arranged in the display screen body 110, rain shelters 113 are fixedly mounted at one sides of the first fixing pieces 112, second fixing pieces 114 are fixedly mounted at one ends, far away from the first fixing pieces 112, of the rain shelters 113, a second mounting frame 138 is fixedly mounted at the bottom end of the second fixing pieces 114, two sliding grooves 122 are formed in one ends of the first mounting frames 111 and the second mounting frames 138, sliding rods 123 are slidably mounted in the sliding grooves 122, and the inner sides of the two sliding rods 123 at two sides are hinged with a second hinge 137 and a first hinge 124 through rotating shafts, the second hinge 137 and the first hinge 124 are hinged through a hinge shaft, a transmission mechanism is fixedly installed on one side of the first mounting frame 111, the transmission mechanism comprises a motor 127, the motor 127 is fixedly installed on the outer side of the first mounting frame 111, a rotating shaft 128 is fixedly installed at the output end of the motor 127, one end, away from the motor 127, of the rotating shaft 128 is movably connected with the outer side of the first mounting frame 111 through a bearing, a gear 129 is fixedly installed on the outer side of the rotating shaft 128, a second toothed plate 139 is fixedly installed on the outer side of the top sliding rod 123 on the left side, a first toothed plate 130 is fixedly installed on the outer side of the bottom sliding rod 123 on the left side, toothed blocks on the second toothed plate 139 and the first toothed plate 130 are meshed with a toothed block on the outer side of the gear 129, when the display screen is used, a rainfall sensor at the top end of the first fixing member 112 detects rain water and sends an instruction to a single chip in the display screen body 110, at this time, the single chip starts the motor 127, make axis of rotation 128 be in rotation state, and then make two second toothed plates 139 and first toothed plate 130 do the simultaneous movement, make slide bar 123 do the motion of being close to in sliding tray 122, it diminishes to drive the articulated angle between first articulated elements 124 and the second articulated elements 137, thereby make second mounting bracket 138 do the motion of keeping away from display screen body 110, drive the tensile extension of rainshelter 113, thereby go out to shelter from to the top of display screen body 110, through this kind of mode, can hide rain to display screen body 110, it takes place to reduce the condition that sleet caused the erosion to display screen body 110 inner member, protect the stability of display screen body 110 inner member work.
The back of the display screen body 110 is provided with a heat dissipation mechanism, the heat dissipation mechanism comprises a heat dissipation groove, the heat dissipation groove is arranged on the back of the display screen body 110, a plurality of fixing shafts 131 are movably arranged between two sides of the inner wall of the heat dissipation groove through bearings, the outer sides of the fixing shafts 131 are fixedly sleeved with lantern rings 132, the top ends of the lantern rings 132 are fixedly provided with first rain blocking sheets 133, the bottom ends of the lantern rings 132 are fixedly provided with second rain blocking sheets 136, the outer sides of the fixing shafts 131 are sleeved with connecting belts 135 through belt pulleys, the inner sides of the second rain blocking sheets 136 and the first rain blocking sheets 133 are fixedly provided with sealing gaskets 134, the sealing gaskets 134 are made of rubber, the shapes of the sealing gaskets 134, the second rain blocking sheets 136 and the first rain blocking sheets 133 are L-shaped, when the display screen body 110 is used, external air can pass through the heat dissipation groove arranged on the back of the display screen body 110 to exchange internal and external air, heat of the display screen body 110 is dissipated through the fixing shafts 131 in rainy days, the fixing shafts 131 can rotate due to the connecting belts 135, and the fixing shafts 131 are connected, and the rain blocking plates 136 are adjusted until the rain blocking angles of the first rain blocking sheets are reduced, and the rain blocking sheets are adjusted as shown in the attached drawings.
Further, both sides of display screen body 110 all have fixed mounting to have the diaphragm 125, the top of diaphragm 125 all has fixed mounting to have second electric telescopic handle 126, the top of second electric telescopic handle 126 all with the bottom fixed connection of first mounting bracket 111, the spout has all been seted up to the both sides of display screen body 110, the inside all slidable mounting of spout has the slider, one side that the slider kept away from each other all with the inboard fixed connection in first mounting bracket 111 bottom, in using, but the singlechip send instruction in the first mounting bracket 111 of operation starts second electric telescopic handle 126, the work of second electric telescopic handle 126 drives the work of diaphragm 125 and stretches out, drive the whole rebound of first mounting bracket 111, and through this kind of mode, adjust the position distance between first mounting 112 and the display screen body 110.
Further, one end of the second fixing member 114, which is far away from the rain shelter 113, is hinged to a sun visor 115 through a damping rotating shaft, the sun visor 115 is made of nylon cloth, an installation plate 120 is fixedly installed on the outer side of the second installation frame 138, a first electric telescopic rod 121 is fixedly installed on the top end of the installation plate 120, a moving block 116 is fixedly installed on the top end of the first electric telescopic rod 121, a first fixing frame 117 is fixedly installed on one side of the moving block 116, one end of the first fixing frame 117 is hinged to a connecting rod 118 through a rotating shaft, one end, which is far away from the first fixing frame 117, of the connecting rod 118 is hinged to a second fixing frame 119, one side of the second fixing frame 119 is fixedly connected to the inner side of the sun visor 115, when the display screen is used, the first electric telescopic rod 121 can be started through sending an instruction to a single chip microcomputer in the display screen body 110, the first electric telescopic rod 121 works to drive the moving block 116 to move up and down, further, the hinged angle between the connecting rod 118 and the second fixing frame 119 can be adjusted, so that the handover angle between the sun visor 115 and the second fixing member 114 can be changed, and when the fixing member is used in a sunny day, a certain sun shading effect can be achieved, and the front shading effect can be achieved.
The working principle of the invention is as follows: when the rain and snow weather is used, when the rain sensor at the top end of the first fixing piece 112 detects rain, a signal is transmitted to the single chip microcomputer in the display screen body 110, at this time, the single chip microcomputer starts the motor 127, the motor 127 works to drive the rotating shaft 128 to rotate, so that the second toothed plate 139 meshed with the rotating shaft 128 and the first toothed plate 130 move synchronously, the sliding rod 123 is driven to approach each other in the sliding groove 122, at this time, the hinge angle between the second hinge 137 and the first hinge 124 is changed, the second fixing piece 114 moves away from the first fixing piece 112, the rain shelter 113 is driven to expand slowly, the top end of the display screen body 110 is wrapped, rain and snow fall are in contact with the rain shelter 113 and the sun visor 115, and flow to the outer side of the display screen body 110 under the guidance of the rain shelter 113 and the sun visor 115, when the rain and snow fall, the first electric telescopic rod 121 in the display screen body 110 can be operated to expand, and contract, and the moving block 116 moves up and down in the process of the expansion of the first electric telescopic rod 121, so that the moving block 116 and the angle between the fixing piece 115 and the second toothed plate 114 can be adjusted;
when the rain sensor is used, after the rain sensor no longer detects rain, an instruction is sent to the motor 127, so that the motor 127 rotates reversely, the two sliding rods 123 are driven to move away from each other in the sliding groove 122, the hinge angle between the second hinge 137 and the first hinge 124 is changed, the second fixing piece 114 is driven to move close to the first fixing piece 112, at the moment, the second electric telescopic rod 126 extends to work and drive the two first mounting frames 111 to move upwards, and the first mounting frame 111, the first fixing piece 112 and the second fixing piece 114 are integrally lifted upwards, so that the sun visor 115 and the rain shelter 113 do not block the front side of the display screen body 110 any more, and the use of the display screen body 110 is facilitated.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is merely exemplary and illustrative of the principles of the present invention and various modifications, additions and substitutions of the specific embodiments described herein may be made by those skilled in the art without departing from the principles of the present invention or exceeding the scope of the claims set forth herein.
Claims (7)
1. A waterproof LED electronic display screen comprising a display screen body (110) of a device body (100), characterized in that:
the rain sheltering mechanism comprises first mounting frames (111), wherein the two first mounting frames (111) are arranged on two sides of a display screen body (110), first fixing pieces (112) are fixedly mounted at the top ends of the two first mounting frames (111), a rainfall sensor is fixedly mounted at the top end of each first fixing piece (112), a single chip microcomputer is arranged in the display screen body (110), rain shelters (113) are fixedly mounted on one sides of the first fixing pieces (112), second fixing pieces (114) are fixedly mounted at one ends, far away from the first fixing pieces (112), of the rain shelters (113), and second mounting frames (138) are fixedly mounted at the bottom ends of the second fixing pieces (114);
two sliding tray (122) have all been seted up to the one end of first mounting bracket (111) and second mounting bracket (138), sliding tray (122) inside all slidable mounting has slide bar (123), both sides two the inboard of slide bar (123) is connected with second articulated elements (137) and first articulated elements (124) through the pivot is articulated, connect through the articulated shaft is articulated between second articulated elements (137) and first articulated elements (124), one side fixed mounting of first mounting bracket (111) has drive mechanism, the back of display screen body (110) is equipped with heat dissipation mechanism.
2. The waterproof LED electronic display screen of claim 1, wherein: the output end fixed mounting of drive mechanism's motor (127) has axis of rotation (128), the outside swing joint of bearing and first mounting bracket (111) is passed through to the one end that motor (127) were kept away from in axis of rotation (128), the outside fixed mounting of axis of rotation (128) has gear (129), left side top the outside fixed mounting of slide bar (123) has second pinion rack (139), left side bottom the outside fixed mounting of slide bar (123) has first pinion rack (130), the tooth piece on second pinion rack (139) and first pinion rack (130) all meshes with the tooth piece in the gear (129) outside mutually.
3. The waterproof LED electronic display screen of claim 1, wherein: the back of display screen body (110) is seted up in heat dissipation mechanism's radiating groove, there are a plurality of fixed axles (131) through bearing movable mounting between the inner wall both sides of radiating groove, all fixed cup joints in the outside of fixed axle (131) and installs lantern ring (132), the all fixed mounting in the top of the lantern ring (132) has first weather shield (133), the all fixed mounting in the bottom of the lantern ring (132) has second weather shield (136), connecting band (135) are all installed through the belt pulley cup joint in the outside of fixed axle (131).
4. The waterproof LED electronic display screen of claim 3, wherein: and sealing gaskets (134) are fixedly arranged on the inner sides of the second rain blocking sheet (136) and the first rain blocking sheet (133).
5. The waterproof LED electronic display screen of claim 1, wherein: the both sides of display screen body (110) all fixed mounting have diaphragm (125), the top of diaphragm (125) all fixed mounting have second electric telescopic handle (126), the top of second electric telescopic handle (126) all with the bottom fixed connection of first mounting bracket (111).
6. The waterproof LED electronic display screen of claim 1, wherein: one end of the second fixing piece (114) far away from the rain shelter (113) is hinged with a sun shield (115) through a damping rotating shaft.
7. The waterproof LED electronic display screen of claim 6, wherein: the sun visor is characterized in that a mounting plate (120) is fixedly mounted on the outer side of the second mounting frame (138), a first electric telescopic rod (121) is fixedly mounted on the top end of the mounting plate (120), a moving block (116) is fixedly mounted on the top end of the first electric telescopic rod (121), a first fixing frame (117) is fixedly mounted on one side of the moving block (116), a connecting rod (118) is hinged to one end of the first fixing frame (117) through a rotating shaft, a second fixing frame (119) is hinged to one end, away from the first fixing frame (117), of the connecting rod (118), and one side of the second fixing frame (119) is fixedly connected with the inner side of the sun visor (115).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211086656.0A CN115457879B (en) | 2022-09-06 | 2022-09-06 | Waterproof LED electronic display screen |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211086656.0A CN115457879B (en) | 2022-09-06 | 2022-09-06 | Waterproof LED electronic display screen |
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| CN115457879A true CN115457879A (en) | 2022-12-09 |
| CN115457879B CN115457879B (en) | 2024-07-09 |
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| CN202211086656.0A Active CN115457879B (en) | 2022-09-06 | 2022-09-06 | Waterproof LED electronic display screen |
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| CN112524532A (en) * | 2020-12-28 | 2021-03-19 | 义乌市季隆贸易有限公司 | Intelligent street lamp with rain and sun shading functions |
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2022
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|---|---|---|---|---|
| KR101701778B1 (en) * | 2016-06-24 | 2017-02-02 | 주식회사 여의시스템 | Kiosk having forward or backward driving fuction |
| CN108564880A (en) * | 2018-04-18 | 2018-09-21 | 深圳市奈士迪技术研发有限公司 | A kind of smart electronics station board that there is screens switch and block function |
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| CN115457879B (en) | 2024-07-09 |
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