CN111899660A - Intelligent LED liquid crystal screen based on 5G communication - Google Patents
Intelligent LED liquid crystal screen based on 5G communication Download PDFInfo
- Publication number
- CN111899660A CN111899660A CN202010784340.3A CN202010784340A CN111899660A CN 111899660 A CN111899660 A CN 111899660A CN 202010784340 A CN202010784340 A CN 202010784340A CN 111899660 A CN111899660 A CN 111899660A
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- China
- Prior art keywords
- dustproof
- air
- fixedly connected
- strip
- liquid crystal
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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
- G09F9/35—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 liquid crystals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
- B01D46/12—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/56—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
- B01D46/62—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/68—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements
- B01D46/681—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements by scrapers, brushes or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/74—Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element
- B01D46/76—Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element involving vibrations
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Crystallography & Structural Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Liquid Crystal (AREA)
Abstract
The invention discloses an intelligent LED liquid crystal display based on 5G communication, which comprises a base, wherein the upper end of the base is fixedly connected with a shell, a strip-shaped cavity is arranged in the base, a wind energy conversion mechanism is arranged in the strip-shaped cavity, a working chamber is arranged in the shell, air inlets are formed in the inner walls of two sides of the working chamber, dustproof screen plates are arranged in the two air inlets, a cleaning mechanism used for cleaning the dustproof screen plates is arranged in each air inlet, an air outlet is formed in the inner top of the working chamber, and an air suction fan used for exhausting air is arranged in the air outlet. This display screen has the automatically cleaning mechanism of dust screen, can convert wind energy into mechanical energy, cleans the dust on the dust screen, and clean effect preferred, does not need the manual work to clean the dust screen, has avoided the potential safety hazard that the artifical clean dust screen brought.
Description
Technical Field
The invention relates to the field of intelligent communication, in particular to an intelligent LED liquid crystal screen based on 5G communication.
Background
Communication is a Chinese word, which means a news genre which is more detailed than a message and can vividly report the dynamic state of an objective thing or a typical character, and with the development of the intelligent era and the popularization of an information network, communication becomes an indispensable part in life, and a liquid crystal screen thief is a tool for presenting communication, and for the current outdoor large-scale liquid crystal screen, the following problems exist in the use process:
the large-scale LCD screen of present outdoor is at the in-process that uses, one of them is in the operating condition who lasts at all times, in its when working, in order to guarantee lasting radiating process, so its inside cooling fan is in the state of work always, the general meeting of its air intake department sets up the dust screen, avoid the dust to enter into the inside of display screen, and along with continuous work, can be stained with a large amount of dust on the dust screen, influence the inside heat dissipation of LCD screen, thereby influence the life of display screen internals, at this moment need artifically clear up the dust screen, and this kind of large-scale LCD screen generally sets up to build highly higher, so it is very dangerous work to clear up the dust screen, there is certain potential safety hazard.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides an intelligent LED liquid crystal screen based on 5G communication.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an intelligence LED LCD screen based on 5G communication, includes the base, the upper end fixedly connected with casing of base, be equipped with the bar chamber in the base, the bar intracavity is equipped with wind energy conversion mechanism, be equipped with the studio in the casing, the air intake has all been seted up to the both sides inner wall of studio, two all install dustproof otter board in the air intake, every all be equipped with the clearance mechanism that is used for clearing up dustproof otter board in the air intake, the air outlet has been seted up at the interior top of studio, install the suction fan that is used for the air-out in the air outlet.
Preferably, the wind energy conversion mechanism includes that the level sets up the dwang in the bar intracavity, the both ends of dwang rotate with the both sides inner wall in bar chamber respectively and are connected, the both ends of dwang run through the both sides inner wall in bar chamber respectively and a plurality of flabellums of fixedly connected with.
Preferably, clearance mechanism includes the vertical mounting bracket that sets up in the air inlet, the mounting bracket is located the one side that dustproof otter board is close to the studio, one side of mounting bracket is rotated and is connected with the pivot, the one end that the mounting bracket was kept away from in the pivot runs through the center department and the fixedly connected with rotation strip of dustproof otter board, the rotation strip is close to the one end of dustproof otter board and installs the brush, be equipped with shake mechanism jointly on brush and the dustproof otter board.
Preferably, the shake mechanism is including setting up the spout of top and interior bottom in the air intake, the upper and lower both ends of dustproof otter board divide by be located two spouts and with the inner wall sliding connection of spout, one side of dustproof otter board is through a connecting spring and a lateral wall elastic connection who corresponds the spout, rotate one side fixedly connected with of strip first support the piece, one side that dustproof otter board is close to the rotation strip is equipped with a plurality ofly and first support piece matched with second and supports the piece, and is a plurality of the second supports the piece and is the setting of circumference form on dustproof otter board.
Preferably, two equal fixedly connected with first drive wheel in the pivot, two second drive wheels of symmetry fixedly connected with on the dwang, first drive wheel passes through the transmission belt transmission with the second drive wheel that corresponds.
Preferably, the symmetry is equipped with two perpendicular chambeies in the casing, two first magnetic path of symmetry fixedly connected with on the dwang, every erect the intracavity and all be equipped with the gliding second magnetic path about being used for, first magnetic path cooperatees with the second magnetic path, every the lower extreme of second magnetic path all passes through second coupling spring and the interior bottom elastic connection who erects the chamber, erect the top space that the chamber is located the second magnetic path and pass through air-supply line and the air intake intercommunication that corresponds, erect the top space that the chamber is located the second magnetic path and pass through gas outlet and external intercommunication, all install the check valve in air-supply line and the gas outlet, erect the intracavity and install the dust screen, erect one side inner wall in chamber and seted up the sliding door.
Compared with the prior art, the invention has the beneficial effects that:
1. when using, the suction fan is in the state of work always, along with continuous work, can be stained with on the dustproof otter board and attach more dust, blow out when wind, the dwang that can drive through a plurality of flabellums rotates, the rotation of dwang can be through under the complex of first drive wheel and second drive wheel and drive belt, it rotates to drive the pivot, the rotation of pivot can drive and rotate the strip, the rotation of rotating the strip can drive the brush and rotate, clean the cleanness to dustproof otter board, turn into mechanical energy with wind energy, clean dustproof otter board, do not need the manual work to clean, the artifical cleanness of avoiding and the danger that produces.
2. When the rotation strip rotates, the first supporting block on the rotation strip can be contacted with the plurality of second supporting blocks on the dustproof screen plate, when the first supporting block is abutted against the second supporting block, the dustproof screen plate can be far away from the first supporting block to move, when the first supporting block is not abutted against the second supporting block, the dustproof screen plate can move back under the elastic action of the first connecting spring, namely, along with the rotation of the rotation strip, the dustproof screen plate can move left and right to shake, and the dust cleaning effect is better.
3. When the rotating rod rotates, the first magnetic block on the rotating rod intermittently grabs below the second magnetic block, when the first magnetic block is close to the second magnetic block, the second magnetic block moves upwards under the action of repulsive force of the first magnetic block, and the second magnetic block is in a stretching state, when the first magnetic block is far away from the second magnetic block, the second magnetic block moves downwards under the action of elasticity of the second connecting spring, namely the second magnetic block moves up and down in a reciprocating manner along with the rotation of the rotating rod, when the first magnetic block moves downwards, air at the air inlet is sucked into the vertical cavity through the air inlet pipe, the air inlet is matched with the cleaning mechanism to suck the hollow cavity with dust at the air inlet into the vertical cavity, the dust is filtered through the dust filtering net, and then purified air is discharged through the air outlet, so that the dust cleaned from the dust screen plate at the air inlet can be sucked into the vertical cavity, the dust is prevented from being attached to the dustproof screen plate for the second time, so that the cleaning effect is excellent.
Drawings
Fig. 1 is a schematic structural diagram of an intelligent LED liquid crystal display based on 5G communication according to the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is an enlarged view of FIG. 1 at B;
FIG. 4 is a schematic side view of a dust-proof screen;
fig. 5 is a schematic view of embodiment 2 of the present invention.
Fig. 6 is an enlarged view of fig. 5 at C.
In the figure: the dust filter comprises a base 1, 2 strip-shaped cavities, 3 fan blades, 4 first transmission wheels, 5 rotating rods, 6 shells, 7 air outlets, 8 suction fans, 9 working chambers, 10 transmission belts, 11 air inlets, 12 rotating strips, 13 first abutting blocks, 14 second abutting blocks, 15 sliding chutes, 16 first connecting springs, 17 hair brushes, 18 dustproof mesh plates, 19 rotating shafts, 20 mounting frames, 21 first magnetic blocks, 22 second magnetic blocks, 23 second connecting springs, 24 vertical cavities, 25 air outlets, 26 air inlet pipes, 27 sliding doors, 28 dust filter screens and 29 second transmission wheels.
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.
Example 1
Referring to fig. 1-4, an intelligence LED LCD screen based on 5G communication, including base 1, base 1's upper end fixedly connected with casing 6, be equipped with bar chamber 2 in the base 1, be equipped with the wind energy conversion mechanism in the bar chamber 2, be equipped with studio 9 in the casing 6, air intake 11 has all been seted up to the both sides inner wall of studio 9, all install dustproof otter board 18 in two air intake 11, all be equipped with the clearance mechanism that is used for clearing up dustproof otter board 18 in every air intake 11, air outlet 7 has been seted up at the interior top of studio 9, install the suction fan 8 that is used for the air-out in the air outlet 7.
Wherein, wind energy conversion mechanism includes that the level sets up dwang 5 in bar chamber 2, and the both ends of dwang 5 rotate with the both sides inner wall in bar chamber 2 respectively and be connected, and the both sides inner wall and the a plurality of flabellum 3 of fixedly connected with in bar chamber 2 are run through respectively to the both ends of dwang 5.
Wherein, clearance mechanism includes vertical setting at the mounting bracket 20 of air intake 11 in, and mounting bracket 20 is located the one side that dustproof mesh plate 18 is close to studio 9, and one side of mounting bracket 20 is rotated and is connected with pivot 19, and the one end that mounting bracket 20 was kept away from to pivot 19 runs through the center department and the fixedly connected with rotation strip 12 of dustproof mesh plate 18, rotates the one end that strip 12 is close to dustproof mesh plate 18 and installs brush 17, is equipped with shake mechanism jointly on brush 17 and the dustproof mesh plate 18.
Wherein, the shaking mechanism comprises sliding grooves 15 arranged at the inner top and the inner bottom of the air inlet 11, the upper and lower ends of the dustproof screen 18 are respectively positioned in the two sliding grooves 15 and are in sliding connection with the inner walls of the sliding grooves 15, one side of the dustproof screen 18 is elastically connected with one side wall of the corresponding sliding groove 15 through a first connecting spring 16, one side of the rotating strip 12 is fixedly connected with a first abutting block 13, one side of the dustproof screen 18 close to the rotating strip 12 is provided with a plurality of second abutting blocks 14 matched with the first abutting block 13, the plurality of second abutting blocks 14 are arranged on the dustproof screen 18 in a circumferential shape, when the rotating strip 12 rotates, the first abutting block 13 on the rotating strip 12 can be contacted with the plurality of second abutting blocks 14 on the dustproof screen 18, when the first abutting block 13 abuts against the second abutting blocks 14, the dustproof screen 18 can move away from the first abutting block 13, and when the first abutting block 13 does not abut against the second abutting blocks 14, under the elastic action of the first connecting spring 16, the dustproof screen 18 moves back, that is, along with the rotation of the rotating strip 12, the dustproof screen 18 moves left and right to shake, so that the dust cleaning effect is better.
Wherein, the two rotating shafts 19 are fixedly connected with a first driving wheel 4, the rotating rod 5 is symmetrically and fixedly connected with two second driving wheels 29, and the first driving wheel 4 and the corresponding second driving wheel 29 are driven by a driving belt 10.
In the invention, when in use, the suction fan 8 is always in a working state, more dust can be adhered to the dustproof screen plate 18 along with continuous work, when wind blows, the rotating rod 5 driven by the plurality of fan blades 3 can rotate, the rotating rod 5 can drive the rotating shaft 19 to rotate through the matching of the first driving wheel 4, the second driving wheel 29 and the driving belt 10, the rotating shaft 19 can drive the rotating strip 12 to rotate, the rotating strip 12 can drive the brush 17 to rotate, the dustproof screen plate 18 is wiped and cleaned through the rotation of the rotating strip 12, the wind energy is converted into mechanical energy, the dustproof screen plate 18 is wiped, manual wiping is not needed, and the danger caused by manual cleaning is avoided;
it should be noted that, when the rotation bar 12 rotates, the first abutting block 13 on the rotation bar 12 contacts with the plurality of second abutting blocks 14 on the dustproof screen 18, when the first abutting block 13 abuts against the second abutting block 14, the dustproof screen 18 moves away from the first abutting block 13, and when the first abutting block 13 does not abut against the second abutting block 14, under the elastic action of the first connecting spring 16, the dustproof screen 18 moves back, that is, along with the rotation of the rotation bar 12, the dustproof screen 18 moves left and right to shake, so that the dust cleaning effect is better.
Example 2
Referring to fig. 5-6, the difference between this embodiment and embodiment 1 is that two vertical cavities 24 are symmetrically arranged in the housing 6, two first magnetic blocks 21 are symmetrically and fixedly connected to the rotating rod 5, a second magnetic block 22 for sliding up and down is arranged in each vertical cavity 24, the first magnetic blocks 21 are matched with the second magnetic blocks 22, the lower end of each second magnetic block 22 is elastically connected to the inner bottom of the vertical cavity 24 through a second connecting spring 23, the vertical cavity 24 is located above the second magnetic blocks 22 and is communicated with the corresponding air inlet 11 through an air inlet pipe 26, the vertical cavity 24 is located above the second magnetic blocks 22 and is communicated with the outside through an air outlet 25, check valves are respectively installed in the air inlet pipe 26 and the air outlet 25, a dust filter 28 is installed in the vertical cavity 24, and a sliding door 27 is installed on the inner wall of one side of the vertical cavity 24.
In this embodiment, when the rotating rod 5 rotates, the first magnetic block 21 on the rotating rod intermittently sweeps under the second magnetic block 22, when the first magnetic block 21 is close to the second magnetic block 22, under the repulsive force of the first magnetic block 21, the second magnetic block 22 moves upwards, and the second connecting spring 23 is in a stretching state, when the first magnetic block 21 is far away from the second magnetic block 22, under the elastic action of the second connecting spring 23, the second magnetic block 22 moves downwards, that is, along with the rotation of the rotating rod 5, the second magnetic block 22 moves up and down in a reciprocating manner, when the second magnetic block 22 moves downwards, air at the air inlet 11 is sucked into the vertical cavity 24 through the air inlet pipe 26, the hollow cavity with dust at the air inlet 11 is sucked into the vertical cavity 24 by matching with the cleaning mechanism, the dust is filtered through the dust filter 28, and then the purified air is discharged through the air outlet 25, so that the dust cleaned from the dust screen 18 at the air inlet 11 is sucked into the vertical cavity 24, the dust is prevented from being attached to the dustproof screen plate 18 for the second time, so that the cleaning effect is excellent.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The utility model provides an intelligence LED LCD screen based on 5G communication, includes base (1), its characterized in that, the upper end fixedly connected with casing (6) of base (1), be equipped with strip chamber (2) in base (1), be equipped with wind energy conversion mechanism in strip chamber (2), be equipped with studio (9) in casing (6), air intake (11), two have all been seted up to the both sides inner wall of studio (9) all install dustproof otter board (18), every in air intake (11) all be equipped with the clearance mechanism that is used for clearing up dustproof otter board (18), air outlet (7) have been seted up at the interior top of studio (9), install in air outlet (7) and be used for air-out fan (8) of air-out.
2. The intelligent LED liquid crystal screen based on 5G communication according to claim 1, wherein the wind energy conversion mechanism comprises a rotating rod (5) horizontally arranged in the bar-shaped cavity (2), two ends of the rotating rod (5) are respectively and rotatably connected with inner walls on two sides of the bar-shaped cavity (2), and two ends of the rotating rod (5) respectively penetrate through inner walls on two sides of the bar-shaped cavity (2) and are fixedly connected with a plurality of fan blades (3).
3. The intelligent LED liquid crystal display based on 5G communication of claim 2, characterized in that, clearance mechanism includes vertical setting mounting bracket (20) in air intake (11), mounting bracket (20) are located dustproof otter board (18) and are close to one side of studio (9), one side of mounting bracket (20) is rotated and is connected with pivot (19), the one end that mounting bracket (20) were kept away from in pivot (19) runs through the center department and fixedly connected with rotation strip (12) of dustproof otter board (18), rotate strip (12) and install brush (17) near the one end of dustproof otter board (18), be equipped with shake mechanism jointly on brush (17) and dustproof otter board (18).
4. The intelligent LED liquid crystal screen based on 5G communication is characterized in that the shaking mechanism comprises sliding grooves (15) arranged at the inner top and the inner bottom of an air inlet (11), the upper end and the lower end of a dustproof screen plate (18) are respectively positioned in the two sliding grooves (15) and are in sliding connection with the inner walls of the sliding grooves (15), one side of the dustproof screen plate (18) is elastically connected with one side wall of the corresponding sliding groove (15) through a first connecting spring (16), one side of a rotating strip (12) is fixedly connected with a first abutting block (13), one side, close to the rotating strip (12), of the dustproof screen plate (18) is provided with a plurality of second abutting blocks (14) matched with the first abutting blocks (13), and the second abutting blocks (14) are circumferentially arranged on the dustproof screen plate (18).
5. The intelligent LED liquid crystal display screen based on 5G communication according to claim 3, wherein a first driving wheel (4) is fixedly connected to each of the two rotating shafts (19), two second driving wheels (29) are symmetrically and fixedly connected to the rotating rod (5), and the first driving wheel (4) and the corresponding second driving wheel (29) are driven through a driving belt (10).
6. The intelligent LED liquid crystal display based on 5G communication is characterized in that two vertical cavities (24) are symmetrically arranged in the shell (6), two first magnetic blocks (21) are symmetrically and fixedly connected to the rotating rod (5), a second magnetic block (22) which slides up and down is arranged in each vertical cavity (24), the first magnetic blocks (21) are matched with the second magnetic blocks (22), the lower end of each second magnetic block (22) is elastically connected with the inner bottom of each vertical cavity (24) through a second connecting spring (23), the upper space of each vertical cavity (24) located on the second magnetic blocks (22) is communicated with a corresponding air inlet (11) through an air inlet pipe (26), the upper space of each vertical cavity (24) located on the second magnetic blocks (22) is communicated with the outside through an air outlet (25), and one-way valves are respectively arranged in the air inlet pipe (26) and the air outlet (25), a dust filtering net (28) is installed in the vertical cavity (24), and a sliding door (27) is arranged on the inner wall of one side of the vertical cavity (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010784340.3A CN111899660A (en) | 2020-08-06 | 2020-08-06 | Intelligent LED liquid crystal screen based on 5G communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010784340.3A CN111899660A (en) | 2020-08-06 | 2020-08-06 | Intelligent LED liquid crystal screen based on 5G communication |
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| Publication Number | Publication Date |
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| CN111899660A true CN111899660A (en) | 2020-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010784340.3A Pending CN111899660A (en) | 2020-08-06 | 2020-08-06 | Intelligent LED liquid crystal screen based on 5G communication |
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| Country | Link |
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| CN (1) | CN111899660A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112893233A (en) * | 2021-01-14 | 2021-06-04 | 广州前锦知识产权运营有限公司 | Network security multimedia communication system |
| CN113037907A (en) * | 2021-04-07 | 2021-06-25 | 深圳市骏格科技有限公司 | Dust screen for cleaning ash by using vibration state of smart phone |
| CN113220089A (en) * | 2021-05-28 | 2021-08-06 | 西藏净意科技有限公司 | Novel water conservancy big data fusion all-in-one |
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| CN108563302A (en) * | 2018-06-06 | 2018-09-21 | 苏州众扶云信息科技有限公司 | A kind of dust-proof radiating computer housing |
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| CN111146721A (en) * | 2020-01-16 | 2020-05-12 | 李帅 | Active heat dissipation type box-type substation |
| CN111431071A (en) * | 2020-04-24 | 2020-07-17 | 付小巧 | Miniature heat dissipation type outdoor power distribution cabinet |
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| CN201526477U (en) * | 2009-09-11 | 2010-07-14 | 南京莱斯信息技术股份有限公司 | Cleaning fan for anti-dust mesh and automatic cleaning device for anti-dust mesh |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112893233A (en) * | 2021-01-14 | 2021-06-04 | 广州前锦知识产权运营有限公司 | Network security multimedia communication system |
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| CN113220089A (en) * | 2021-05-28 | 2021-08-06 | 西藏净意科技有限公司 | Novel water conservancy big data fusion all-in-one |
| CN113220089B (en) * | 2021-05-28 | 2022-09-02 | 西藏净意科技有限公司 | Water conservancy big data fusion all-in-one |
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Application publication date: 20201106 |
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