CN112185265A - From intelligent office meeting display screen of taking protect function - Google Patents
From intelligent office meeting display screen of taking protect function Download PDFInfo
- Publication number
- CN112185265A CN112185265A CN202011216106.7A CN202011216106A CN112185265A CN 112185265 A CN112185265 A CN 112185265A CN 202011216106 A CN202011216106 A CN 202011216106A CN 112185265 A CN112185265 A CN 112185265A
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- display screen
- groove
- intelligent office
- frame
- outer frame
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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
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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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/023—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
- F16F15/0232—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means with at least one gas spring
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- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention relates to the technical field of display screens, in particular to an intelligent office meeting display screen with a protection function, which comprises a display screen and a display screen outer frame mechanism, wherein the display screen is fixed inside the display screen outer frame mechanism, the anti-blue light film pasted on the plastic sheet reflects the blue light emitted by the display screen, thereby achieving the purpose of protecting the eyesight of users, improving the functionality of the device, when the display screen falls, the acceleration sensor sends a signal to the PLC controller, the PLC controller controls the electric push rod to move upwards, the baffle plate moves upwards to expose the sealing film with the notch, the air bag is inflated and extruded from the sealing film, play the cushioning effect to the main part frame, prevent that the display screen that main part frame and ground striking caused from damaging, also can reduce the main part frame to being pounded the injury that the user caused, improve display screen use security, the device practicality is better.
Description
Technical Field
The invention relates to the technical field of display screens, in particular to an intelligent office meeting display screen with a protection function.
Background
In the development process of an office meeting, in order to realize dynamic display of products or office documents, office meeting display screens are generally required to be used, in order to enrich the functionality of the office meeting display screens, some intelligent office meeting display screens appear on the market, the intelligent office meeting display screens have strong functionality and high manufacturing cost, the area of the office meeting display screens is generally large, once the office meeting display screens fall off in the using process, the violent impact between the office meeting display screens and the ground can cause great damage to the display screens and great economic loss, and when the falling display screen structures are knocked on the bodies of users, great adverse effects can be caused to the life safety of the users, and no blue light prevention structures are arranged on the existing display screens, when the display screens with large areas are contacted in close range for a long time, blue light emitted by the display screens can also cause adverse effects on the body health of the users, the safety of the display screen in the using process cannot be effectively guaranteed, and the practicability is poor.
Disclosure of Invention
The invention aims to provide an intelligent office meeting display screen with a protection function, which has the advantages of achieving the aim of protecting the eyesight of a user, improving the functionality of a device, buffering a dropped display screen, preventing the damage of the display screen caused by the collision between an outer frame structure and the ground, reducing the damage of a main body outer frame to a crashed user and improving the safety of the use process of the display screen, and solves the problems that the intelligent office meeting display screen provided in the background technology has strong functionality and high manufacturing cost, the area of the office meeting display screen is usually large, once the intelligent office meeting display screen drops in the use process, the violent collision between the office meeting display screen and the ground can cause great damage to the display screen and great economic loss, the dropped display screen structure can cause great adverse effect on the life safety of the user when being crashed on the user, and the existing display screen is not provided with a blue light prevention structure, when the display screen of the great area of closely contact for a long time, the blue light that the display screen sent also can cause harmful effects to user's healthy, and the security of display screen use can not effectively be ensured, the not good problem of practicality.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a from intelligent office meeting display screen of taking protect function, including display screen and display screen frame mechanism, the inside at display screen frame mechanism is fixed to the display screen, display screen frame mechanism comprises frame subassembly and spacing subassembly, set up two sets of spacing subassemblies along the symmetry on the back of frame subassembly, spacing subassembly is by the mounting panel, the rope roller, the cable wire, built-in motor, a switch, inlay groove and end cover are constituteed, the inlay groove is seted up to the lateral wall of mounting panel, inlay groove and end cover joint, the inside fixed mounting built-in motor of inlay groove, built-in motor is connected with the switch of fixing on the mounting panel through the wire, built-in motor's output passes the cell wall of inlay groove and the rope roller fixed connection that is located the mounting panel back, twine the cable wire on the rope roller, the.
Preferably, the frame subassembly includes main part frame, membrane roller, micro electric motor, plastic piece, toughened glass, lower draw-in groove, inside groove, gasbag and sealed film, the inside fixed mounting display screen of main part frame, display screen surface and toughened glass's back contact, toughened glass clamps inside the main part frame, the miniature electric motor of top lateral wall fixed mounting of main part frame, the one end fixed connection of miniature electric motor and membrane roller, the other end activity suit of membrane roller is on the top inside wall of main part frame, twine the plastic piece on the membrane roller.
Preferably, the inner wall of the bottom surface of the main body outer frame is provided with a lower clamping groove, and the size of a bottom groove gap of the lower clamping groove is matched with the size of the plastic sheet.
Preferably, the outer wall of the plastic sheet is pasted with a blue-proof film.
Preferably, the four corners of the main body frame are bent to form inner grooves, sealing films are arranged at the joints of the notches of the inner grooves and the main body frame, cutting grooves are formed in the sealing films, air bags are arranged inside the inner grooves, and sodium nitride is filled inside the air bags.
Preferably, an acceleration sensor is fixedly mounted at the top of the main body outer frame and connected with a PLC (programmable logic controller) through a wire, the PLC is embedded in the client, and the PLC is wirelessly connected with the built-in motor and the micro electric motor.
Preferably, the client is one of a remote controller, a smart phone and a smart computer.
Preferably, the outside of sealed film is provided with the separation blade, and the bottom of separation blade meets with the bottom plate through electric putter, and electric putter is connected with acceleration sensor through the wire, and the top movable sleeve of separation blade is in the inside of upper fixed plate, and upper fixed plate and bottom plate all weld on the front side outer wall of main part frame.
The intelligent office meeting display screen with the protection function has the beneficial effects that:
1. this from intelligent official working meeting display screen of taking protect function, rotate through the miniature electric motor of client control, the plastic film that the blue light membrane was prevented in the drive subsides moves down, the blue light that the blue light membrane sent the display screen is prevented through pasting on the plastic film reflects, reduce the blue light that sees through the plastic film, reach the purpose of protection user's eyesight, improve the device functionality, the user mode of use of over-and-under type makes the user can select whether to use this device prevent the blue light function according to self demand, when providing multiple selectivity for the user, also make things convenient for display screen and toughened glass's change.
2. This from intelligent office meeting display screen of taking protect function, when the display screen drops, acceleration sensor gives the PLC controller with signal transmission, the control electric putter of PLC controller shifts up, the separation blade shifts up and will have the sealed film of incision to expose, the gasbag is aerifyd and is extruded from sealed film, play the cushioning effect to the main part frame, prevent that the display screen that the main part frame and ground striking caused from damaging, also can reduce the main part frame to the injury that is pounded the user and causes, improve display screen use security.
Drawings
Fig. 1 is a schematic view of an overall structure of an intelligent office meeting display screen with a protection function provided by the invention in a state that a plastic sheet is not put down;
FIG. 2 is a schematic view of an overall structure of an intelligent office meeting display screen with a protection function provided by the invention in a state that a plastic sheet is put down;
FIG. 3 is a schematic side view of the overall structure of an intelligent office meeting display screen with a protection function according to the present invention
Fig. 4 is an enlarged schematic view of a part B of the intelligent office meeting display screen with a protection function in fig. 3 according to the present invention;
fig. 5 is a schematic overall structure diagram of an intelligent office meeting display screen with a self-protection function according to the present invention in a state where an air bag 218 is popped up;
fig. 6 is an enlarged schematic view of a part a of the structure in fig. 1 of an intelligent office meeting display screen with a protection function according to the present invention;
fig. 7 is a schematic connection diagram of a PLC controller of an intelligent office conference display screen with a protection function according to the present invention.
In the figure: 1. a display screen; 2. a display screen outer frame mechanism; 21. an outer frame assembly; 211. a main body outer frame; 212. a film roll shaft; 213. a miniature electric motor; 214. plastic sheets; 215. tempering the glass; 216. a lower clamping groove; 217. an inner tank; 218. an air bag; 219. sealing the rubber sheet; 2110. an acceleration sensor; 2111. an electric push rod; 2112. a lower fixing plate; 2113. an upper fixing plate; 2114. a baffle plate; 22. a limiting component; 221. mounting a plate; 222. a rope roller; 223. a steel cord; 224. a built-in motor; 225. a switch; 226. embedding a groove; 227. an end cap; 3. a PLC controller; 4. and (4) a client.
Detailed Description
The technical scheme in the embodiment of the invention will be made clear below by combining the attached drawings in the embodiment of the invention; fully described, it is to be understood that the described embodiments are merely exemplary of some, but not all, embodiments of the invention and that all other embodiments, which can be derived by one of ordinary skill in the art based on the described embodiments without inventive faculty, are within the scope of the invention.
Please refer to fig. 1, a from intelligent office meeting display screen of taking protect function, including display screen 1 and display screen frame mechanism 2, display screen 1 is fixed in the inside of display screen frame mechanism 2, display screen frame mechanism 2 comprises frame subassembly 21 and spacing subassembly 22, set up two sets of spacing subassemblies 22 along the symmetry on the back of frame subassembly 21, protect display screen 1 through frame subassembly 21 during the use, the rethread spacing subassembly 22 will install frame subassembly 21 of display screen 1 and fix on installation faces such as wall, realize that the position of display screen 1 is injectd.
Referring to fig. 2, the limiting assembly 22 is composed of a mounting plate 221, a rope roller 222, a steel cable 223, an internal motor 224, a switch 225, an embedded groove 226 and an end cover 227, the embedded groove 226 is formed on the outer side wall of the mounting plate 221, the embedded groove 226 is clamped with the end cover 227, the internal motor 224 is fixedly mounted inside the embedded groove 226, the internal motor 224 is connected with the switch 225 fixed on the mounting plate 221 through a wire, the output end of the internal motor 224 passes through the groove wall of the embedded groove 226 and is fixedly connected with the rope roller 222 located on the back surface of the mounting plate 221, the steel cable 223 is wound on the rope roller 222 and is fixed on the wall surface, the end cover 227 is clamped on the embedded groove 226 in an initial state to shield the internal motor 224, so as to prevent a user from mistakenly touching the internal motor 224, the whole main body 211 is lifted from the upper side through the steel cable outer frame 223, the switch 225 is manually turned on or the internal motor 224 is, because the rope roller 222 has a certain width, the installed display screen 1 is in an inclined state, and the purpose of adjusting the inclination angle of the display screen 1 is achieved by adjusting the length of the steel cable 223, so that the display screen 1 can meet the use requirements of different conditions, and the adaptability of the device is improved.
Referring to fig. 3-5, the outer frame assembly 21 includes a main frame 211, a film roll shaft 212, a micro electric motor 213, a plastic sheet 214, a tempered glass 215, a lower clamp groove 216, an inner groove 217, an air bag 218 and a sealing film 219, the main frame 211 is fixedly installed with the display screen 1, the surface of the display screen 1 contacts with the back of the tempered glass 215, the tempered glass 215 is clamped inside the main frame 211, the display screen 1 is protected and isolated by the tempered glass 215 to prevent the display screen 1 from being impacted and achieve the purposes of water and fire prevention, the outer side wall of the top of the main frame 211 is fixedly installed with the micro electric motor 213, the micro electric motor 213 is fixedly connected with one end of the film roll shaft 212, the other end of the film roll shaft 212 is movably sleeved on the inner side wall of the top of the main frame 211, the plastic sheet 214 is wound on the film roll shaft 212, the inner grooves 217 are formed at, a sealing rubber piece 219 is arranged at the joint of the notch of the inner groove 217 and the main body outer frame 211, a cutting groove is arranged on the sealing rubber piece 219, an air bag 218 is arranged inside the inner groove 217, and sodium nitride is filled inside the air bag 218.
Please refer to fig. 6, the bottom inner wall of the main body outer frame 211 is provided with a lower slot 216, the slot gap of the lower slot 216 is matched with the plastic sheet 214, the outer wall of the plastic sheet 214 is pasted with a blue-proof film, the micro electric motor 213 is controlled to rotate by the client 4, the plastic sheet 214 pasted with the blue-proof film is driven to move downwards, until the bottom of the plastic sheet 214 is clamped into the lower slot 216, the plastic sheet 214 is located at the front side of the display screen 1, the blue light emitted by the display screen 1 is reflected by the blue-proof film pasted thereon, the blue light transmitted through the plastic sheet 214 is reduced, the purpose of protecting the eyesight of a user is achieved, the functionality of the device is improved, the lifting type of use enables the user to select whether to use the blue-proof function of the device according to the self-demand, and the user is provided with various selectivity, and the replacement of the display screen 1 and.
A baffle plate 2114 is arranged on the outer side of the sealing rubber sheet 219, the bottom of the baffle plate 2114 is connected with a lower fixing plate 2112 through an electric push rod 2111, the electric push rod 2111 is connected with an acceleration sensor 2110 through a lead, the top of the baffle plate 2114 is movably sleeved in the upper fixing plate 2113, the upper fixing plate 2113 and the lower fixing plate 2112 are both welded on the outer wall of the front side of the main body outer frame 211, when the display screen 1 falls due to the breakage of a steel cable 223 or other reasons, the integral acceleration detected by the acceleration sensor 2110 is not zero, the acceleration sensor 2110 sends a signal to the PLC 3, a built-in program of the PLC 3 is started, the electric push rod 2111 is driven to move upwards through the built-in program, the baffle plate 2114 is pushed upwards, the sealing rubber sheet 219 with a cut is exposed, when the display screen 1 falls, sodium nitride filled in the air bag 218 is impacted and rapidly generates a large amount of air, the air bag, play the cushioning effect to main part frame 211, prevent that main part frame 211 from damaging with display screen 1 that the ground striking caused, also can reduce main part frame 211 to being pounded the injury that the user caused, improve the 1 use security of display screen.
Referring to fig. 7, the PLC controller 3 is embedded inside the client 4, the PLC controller 3 is wirelessly connected to the built-in motor 224 and the micro electric motor 213, the client 4 is one of a remote controller, a smart phone and a smart computer, and the client 4 can control the installation position of the display screen 1, so that the use is convenient.
The working principle is as follows: when in use, the outer frame component 21 is used for protecting the display screen 1, the outer frame component 21 provided with the display screen 1 is fixed on a wall surface and other installation surfaces through the limiting component 22 to realize the position limitation of the display screen 1, the end cover 227 is clamped on the embedded groove 226 in an initial state to shield the built-in motor 224, the user is prevented from mistakenly touching the built-in motor 224, the whole main body outer frame 211 is lifted from the upper part through the steel cable 223, the built-in motor 224 is driven to rotate through manually turning on the switch 225 or driving the client 4, the rope roller 222 is driven to rotate to achieve the purpose of adjusting the length of the steel cable 223, the installed display screen 1 is in an inclined state due to the certain width of the rope roller 222, the purpose of adjusting the inclination angle of the display screen 1 is achieved through adjusting the length of the steel cable 223, the micro electric motor 213 is controlled to rotate through the client 4 to drive the piece, until the bottom of the plastic sheet 214 is clamped into the lower clamping groove 216, the plastic sheet 214 is located on the front side of the display screen 1, blue light emitted by the display screen 1 is reflected through the blue-proof film attached to the plastic sheet 214, blue light penetrating through the plastic sheet 214 is reduced, when the display screen 1 drops due to breakage or other reasons of the steel cable 223, the whole acceleration of the device detected by the acceleration sensor 2110 is no longer zero, the acceleration sensor 2110 sends a signal to the PLC 3, a built-in program of the PLC 3 is started, the electric push rod 2111 is driven to move upwards through the built-in program, the blocking piece 2114 is pushed upwards, the sealing film 219 with a cut opening is exposed, when the display screen 1 drops, sodium nitride filled in the air bag 218 is impacted and rapidly generates a large amount of gas, the air bag 218 is inflated and extruded from the sealing film 219, and a buffering effect is achieved on the outer frame 211 of the main body.
In summary, the intelligent office meeting display screen with the protection function protects the display screen 1 through the outer frame assembly 21 when in use, and then fixes the outer frame assembly 21 provided with the display screen 1 on a wall surface and other installation surfaces through the limiting assembly 22 to realize the position limitation of the display screen 1, the whole main body outer frame 211 is lifted from the upper part through the steel cable 223, the built-in motor 224 drives the rope roller 222 to rotate so as to achieve the purpose of adjusting the length of the steel cable 223, thereby realizing the adjustment of the inclination angle of the display screen 1, leading the display screen 1 to meet the use requirements of different conditions, improving the adaptability of the device, controlling the rotation of the micro electric motor 213 through the client 4 to drive the plastic sheet 214 adhered with the blue-proof film to move downwards until the bottom of the plastic sheet 214 is clamped into the lower clamping groove 216, leading the plastic sheet 214 to be positioned at the front side of the display screen 1, reflecting the blue light emitted by the display screen 1 through the blue-proof film adhered, the blue light passing through the plastic sheet 214 is reduced, the purpose of protecting the eyesight of a user is achieved, the functionality of the device is improved, the lifting type using mode enables the user to select whether to use the blue light prevention function of the device according to the self requirement, multiple choices are provided for the user, meanwhile, the replacement of the display screen 1 and the toughened glass 215 is also convenient, when the display screen 1 falls off due to the breakage of the steel cable 223 or other reasons, the integral acceleration of the device detected by the acceleration sensor 2110 is not zero, the acceleration sensor 2110 sends a signal to the PLC controller 3, the built-in program of the PLC controller 3 is started, the electric push rod 2111 is driven to move upwards through the built-in program, the baffle plate 2114 is pushed upwards, the sealing rubber sheet 219 with the cut is exposed, when the display screen 1 falls off, sodium nitride filled in the air bag 218 is impacted and rapidly generates a large amount of gas, the air bag 218 is inflated and extruded out, play the cushioning effect to main part frame 211, prevent that main part frame 211 from damaging with display screen 1 that the ground striking caused, also can reduce main part frame 211 to being pounded the injury that the user caused, improve the 1 use security of display screen.
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 able to cover the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (8)
1. The utility model provides a from intelligent office meeting display screen of taking protect function, includes display screen (1) and display screen frame mechanism (2), the inside at display screen frame mechanism (2), its characterized in that are fixed in display screen (1): the display screen outer frame mechanism (2) is composed of an outer frame component (21) and limiting components (22), two groups of limiting components (22) are symmetrically arranged on the back face of the outer frame component (21), each limiting component (22) is composed of a mounting plate (221), a rope roller (222), a steel cable (223), an internal motor (224), a switch (225), an embedded groove (226) and an end cover (227), the embedded groove (226) is formed in the outer side wall of the mounting plate (221), the embedded groove (226) is clamped with the end cover (227), the internal motor (224) is fixedly mounted in the embedded groove (226), the internal motor (224) is connected with the switch (225) fixed on the mounting plate (221) through a lead, the output end of the internal motor (224) penetrates through the groove wall of the embedded groove (226) to be fixedly connected with the rope roller (222) located on the back face of the mounting plate (221), the steel cable roller (223) is wound on, the wire rope (223) is fixed on the wall surface.
2. The intelligent office meeting display screen with the protection function as claimed in claim 1, wherein: frame subassembly (21) includes main part frame (211), membrane roller (212), miniature electric motor (213), plastic piece (214), toughened glass (215), draw-in groove (216) down, inside groove (217), gasbag (218) and sealing film (219), the inside fixed mounting display screen (1) of main part frame (211), display screen (1) surface and toughened glass's (215) back contact, toughened glass (215) clamp inside main part frame (211), the top lateral wall fixed mounting miniature electric motor (213) of main part frame (211), miniature electric motor (213) and the one end fixed connection of membrane roller (212), the other end activity suit of membrane roller (212) is on the top inside wall of main part frame (211), twine plastic piece (214) on membrane roller (212).
3. The intelligent office meeting display screen with the protection function as claimed in claim 2, wherein: the inner wall of the bottom surface of the main body outer frame (211) is provided with a lower clamping groove (216), and the size of a bottom groove gap of the lower clamping groove (216) is matched with that of the plastic sheet (214).
4. The intelligent office meeting display screen with the protection function as claimed in claim 2, wherein: the outer wall of the plastic piece (214) is pasted with a blue-proof film.
5. The intelligent office meeting display screen with the protection function as claimed in claim 2, wherein: the four corners of the main body outer frame (211) are bent to form inner grooves (217), a sealing rubber sheet (219) is arranged at the joint of the notch of the inner groove (217) and the main body outer frame (211), a cutting groove is formed in the sealing rubber sheet (219), an air bag (218) is installed inside the inner groove (217), and sodium nitride is filled inside the air bag (218).
6. The intelligent office meeting display screen with the protection function as claimed in claim 2, wherein: the top of the main body outer frame (211) is fixedly provided with an acceleration sensor (2110), the acceleration sensor (2110) is connected with a PLC (programmable logic controller) (3) through a lead, the PLC (3) is embedded in the client (4), and the PLC (3) is wirelessly connected with the built-in motor (224) and the micro electric motor (213).
7. The intelligent office meeting display screen with the protection function as claimed in claim 6, wherein: the client (4) is one of a remote controller, a smart phone and a smart computer.
8. The intelligent office meeting display screen with the protection function as claimed in claim 2, wherein: a blocking piece (2114) is arranged on the outer side of the sealing rubber sheet (219), the bottom of the blocking piece (2114) is connected with a lower fixing plate (2112) through an electric push rod (2111), the electric push rod (2111) is connected with an acceleration sensor (2110) through a lead, the top of the blocking piece (2114) is movably sleeved inside an upper fixing plate (2113), and the upper fixing plate (2113) and the lower fixing plate (2112) are both welded on the outer wall of the front side of the main body outer frame (211).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011216106.7A CN112185265A (en) | 2020-11-04 | 2020-11-04 | From intelligent office meeting display screen of taking protect function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011216106.7A CN112185265A (en) | 2020-11-04 | 2020-11-04 | From intelligent office meeting display screen of taking protect function |
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| CN112185265A true CN112185265A (en) | 2021-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011216106.7A Withdrawn CN112185265A (en) | 2020-11-04 | 2020-11-04 | From intelligent office meeting display screen of taking protect function |
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| CN113669561A (en) * | 2021-07-21 | 2021-11-19 | 安徽赤兔马传媒科技有限公司 | Intelligent audio and video advertisement access integrated device |
| CN115111503A (en) * | 2022-08-02 | 2022-09-27 | 湛江市宝科电子科技有限公司 | Computer display with protection function |
| CN115348781A (en) * | 2022-09-22 | 2022-11-15 | 广东省晶鸿电子有限公司 | Protective structure for combined LCD display screen |
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| CN113669561A (en) * | 2021-07-21 | 2021-11-19 | 安徽赤兔马传媒科技有限公司 | Intelligent audio and video advertisement access integrated device |
| CN113669561B (en) * | 2021-07-21 | 2022-10-25 | 安徽赤兔马传媒科技有限公司 | Intelligent audio and video advertisement access integrated device |
| CN115111503A (en) * | 2022-08-02 | 2022-09-27 | 湛江市宝科电子科技有限公司 | Computer display with protection function |
| CN115111503B (en) * | 2022-08-02 | 2024-01-30 | 湛江市宝科电子科技有限公司 | Computer display with protection function |
| CN115348781A (en) * | 2022-09-22 | 2022-11-15 | 广东省晶鸿电子有限公司 | Protective structure for combined LCD display screen |
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