CN215981820U

CN215981820U - 3D electronic screen device for visual early warning

Info

Publication number: CN215981820U
Application number: CN202122300346.1U
Authority: CN
Inventors: 马金亮
Original assignee: Tianjin Jinhai Jiaye Technology Co ltd
Current assignee: Tianjin Jinhai Jiaye Technology Co ltd
Priority date: 2021-09-18
Filing date: 2021-09-18
Publication date: 2022-03-08
Anticipated expiration: 2031-09-18

Abstract

The utility model discloses a 3D electronic screen device for visual early warning, which comprises a frame body and an electronic screen, wherein the frame body is erected on the ground, the electronic screen is arranged in the middle of the inner side of the frame body, the electronic screen also comprises a supporting mechanism, a lifting mechanism, a rotating mechanism, a scanning mechanism and a heat dissipation mechanism, the supporting mechanism is arranged in the middle of the inner side of the frame body, the lifting mechanism is arranged at the lower part of the inner side of the frame body, the rotating mechanism is arranged below the outer side of the frame body corresponding to the lifting mechanism, the scanning mechanism is arranged at the upper part of the inner side of the frame body, the heat dissipation mechanism is arranged at the lower part of the inner side of the frame body and at two sides of the lifting mechanism, the utility model has the advantages that the supporting mechanism is arranged, the installation stability between the whole device and each mechanism can be improved, the lifting mechanism is matched with the rotating mechanism, the whole device can be driven to lift and rotate according to the use requirement, and the scanning mechanism is arranged, can scan external information, be equipped with heat dissipation mechanism, promote whole aesthetic property when guaranteeing the radiating effect.

Description

3D electronic screen device for visual early warning

Technical Field

The utility model relates to the technical field of electronic screens, in particular to a 3D electronic screen device for visual early warning.

Background

In the prior art, a display screen is a screen body formed by a plurality of display units which can be combined and spliced, and a set of appropriate controller is added, so that a plurality of LED display screens can be formed by matching display boards of various specifications with controllers of different control technologies so as to meet the requirements of different environments and different display requirements.

The application numbers are: 201822136354.5 discloses a protection device for electronic screen, which comprises a protective frame, wherein the protective frame is internally provided with a mounting groove, the upper and lower ends of one side surface of the protective frame are connected with a spacing column through a rotating shaft, the same horizontal plane of the rotating shaft is provided with a bearing shaft, the end of the rotating shaft is connected with the bearing shaft in a matching way, the electronic screen can be mounted in the mounting groove by arranging the mounting groove for mounting the electronic screen on the device, the mounting groove made of stainless steel material effectively carries out anti-collision protection on the electronic screen, and the inner surface wall of the mounting groove is covered and filled with a buffer frame made of rubber material, thereby carrying out buffer protection work on the embedded electronic screen, the protection device for electronic screen can carry out suspension connection work with an external structure through the scarf groove behind the protection device, and also can be matched with a screw through the bottom plate behind the protection device, the front surface of the protective frame is covered with the waterproof membrane, and the waterproof membrane is used for sealing and protecting the front surface of the electronic screen, so that rainwater invasion can be effectively prevented. However, this kind of protection device for electronic screen only has the guard action to the electronic screen, can't drive the whole device and go up and down and rotate according to the user demand, in service behavior is comparatively single, and the every single move angle of scanning mechanism in the current electronic screen can't be adjusted, scanning range is less, need just can scan external information at appointed angle, the practicality is relatively poor, and current electronic screen is not convenient for remove, can't break down or detect the information back emergence reputation alarm that needs the early warning at equipment, thereby carry out the early warning to the staff, the security is relatively poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a 3D electronic screen device for visual early warning.

In order to achieve the purpose, the technical scheme provided by the utility model is as follows:

the utility model provides a 3D electronic screen device for visual early warning, includes framework and electronic screen, the framework erects subaerial, the electronic screen sets up the inboard middle part of framework still including being used for doing the electronic screen provides the supporting mechanism that the installation supported, be used for the whole elevating system who goes up and down of drive arrangement, be used for the whole pivoted slewing mechanism that carries out of drive arrangement, be used for carrying out the scanning mechanism that scans external information and be used for right the inside radiating heat dissipation mechanism that carries out of framework, supporting mechanism are located the inboard middle part of framework, elevating system are located the inboard lower part of framework, slewing mechanism correspond elevating system and are located framework outside below, scanning mechanism is located the inboard upper portion of framework, heat dissipation mechanism is located the inboard lower part of framework just is located the elevating system both sides.

The supporting mechanism comprises two supporting plates and two supporting blocks, the two supporting plates are arranged on the upper portion and the lower portion of the inner side of the frame body respectively, two ends of the two supporting plates are fixedly connected with the inner wall of the frame body, the two supporting plates are arranged side by side, the two supporting blocks correspond to the two supporting plates, each supporting block group comprises two supporting blocks, the two supporting blocks are arranged at two ends of the two supporting plates respectively and are fixedly connected with the corresponding supporting plates, and the supporting plates are fixedly connected with the inner wall of the frame body through the supporting blocks.

Elevating system includes lift base and lift cylinder, the lift base set up in the bottom surface middle part of the backup pad that is located the lower part and with backup pad fixed connection, the lift cylinder sets up lift base middle part and with lift base fixed connection, the output of lift cylinder sets up downwards, the output of lift cylinder runs through the bottom of framework.

Slewing mechanism is including rotating base and swivel cap, the rotation base setting at the output of lift cylinder and with the output fixed connection of lift cylinder, the rotation base is located the outside below of frame, the swivel cap setting is in the rotation base lower part and with the rotation base rotates to be connected.

Scanning mechanism includes scanning frame, scanning steering wheel, scanning axle and scanning camera, the scanning frame set up in the upper end middle part and its lower extreme and backup pad fixed connection of the backup pad that is located upper portion, the upper end of scanning frame with inner wall fixed connection on framework upper portion, the scanning steering wheel sets up one side of scanning frame and with scanning frame fixed connection, the output of scanning steering wheel runs through scanning frame and orientation the inboard setting of scanning frame, the scanning axle corresponds the scanning steering wheel sets up the scanning frame inboard and with the scanning frame rotates to be connected, the one end of scanning axle with the output fixed connection of scanning steering wheel, scanning camera sets up the middle part of scanning axle and with scanning axle fixed connection, scanning camera is located the scanning frame is inboard.

The heat dissipation mechanism comprises heat dissipation mounting plates, heat dissipation fans and heat dissipation through holes, the heat dissipation mounting plates are two groups, each group is composed of two heat dissipation mounting plates arranged at intervals side by side, the heat dissipation mounting plates are arranged on two sides of the inner lower end of the frame body respectively, the heat dissipation fans correspond to the two groups, the heat dissipation mounting plates are two groups, the heat dissipation fans are arranged on the inner sides of the heat dissipation mounting plates respectively and correspond to the heat dissipation mounting plates, the heat dissipation through holes correspond to the two groups, the heat dissipation through holes are formed by a plurality of heat dissipation through holes, and the heat dissipation through holes are arranged on two sides of the lower portion of the frame body respectively and run through the frame body.

Still include gyro wheel mechanism, gyro wheel mechanism includes gyro wheel seat and universal wheel, the gyro wheel seat has four, four the gyro wheel seat sets up respectively framework lower extreme four corners and with framework fixed connection, the universal wheel corresponds four the gyro wheel seat has four, four the universal wheel sets up respectively four gyro wheel seat lower extreme and with gyro wheel seat fixed connection, be equipped with the brake block on the universal wheel, the framework passes through gyro wheel mechanism and erects subaerial.

The communication module is arranged on the upper part of the inner side of the frame body and is fixedly connected with the frame body.

Still include audible-visual annunciator, audible-visual annunciator sets up framework outside upper end one side and with framework fixed connection.

Still include the electrical unit, the electrical unit sets up framework lower part and with framework fixed connection, the equal electric connection of electrical unit and lift cylinder, revolving stage, scanning steering wheel, scanning camera, cooling fan, communication module and audible-visual annunciator.

The utility model has the beneficial effects that:

the structure is simple, the supporting mechanism is arranged, the installation stability between the whole device and each mechanism can be improved, the lifting mechanism is matched with the rotating mechanism, the device can be driven to wholly lift and rotate according to the use requirement, the use is flexible, the scanning mechanism is arranged, external information can be scanned, the pitching angle of the scanning mechanism can be adjusted, the scanning range is large, the heat dissipation mechanism is arranged, the built-in structure is adopted, the whole attractiveness is improved while the heat dissipation effect is guaranteed, the practicability is high, the roller mechanism is additionally arranged, the device can be driven to wholly move and is convenient to move, the audible and visual alarm is arranged, audible and visual alarms can be generated after equipment breaks down or information needing early warning is detected, the early warning is carried out on workers, the communication module is arranged, and long-distance transmission and data receiving processing can be carried out.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the heat dissipating mounting plate and the heat dissipating fan of the present invention;

FIG. 3 is a schematic view of the working state of the present invention;

FIG. 4 is a diagram of electrical connections according to the present invention.

In the figure: 1. a frame body; 2. an electronic screen; 3. a support plate; 4. a support block; 5. a lifting base; 6. a lifting cylinder; 7. rotating the base; 8. a rotating table; 9. a scanning frame; 10. scanning a steering engine; 11. a scanning axis; 12. a scanning camera; 13. a heat dissipation mounting plate; 14. a heat radiation fan; 15. a heat dissipating through hole; 16. a roller seat; 17. a universal wheel; 18. a communication module; 19. an audible and visual alarm; 20. an electronic control unit.

Detailed Description

The utility model is described in further detail below with reference to the accompanying drawings,

A3D electronic screen device for visual early warning comprises a frame body 1 and an electronic screen 2, wherein the frame body 1 is erected on the ground, the electronic screen 2 is arranged in the middle of the inner side of the frame body 1, the 3D electronic screen device further comprises a supporting mechanism for providing mounting support for the electronic screen 2, a lifting mechanism for driving the whole device to lift, a rotating mechanism for driving the whole device to rotate, a scanning mechanism for scanning external information and a heat dissipation mechanism for dissipating heat in the frame body 1, the supporting mechanism is located in the middle of the inner side of the frame body 1, the lifting mechanism is located at the lower portion of the inner side of the frame body 1, the rotating mechanism is located below the outer side of the frame body 1 corresponding to the lifting mechanism, the scanning mechanism is located at the upper portion of the inner side of the frame body 1, and the heat dissipation mechanisms are located at the lower portion of the inner side of the frame body 1 and located at two sides of the lifting mechanism, and the schematic diagram of the whole structure of the utility model is shown in figure 1.

The supporting mechanism comprises two supporting plates 3 and two supporting blocks 4, the two supporting plates 3 are respectively arranged at the upper part and the lower part of the inner side of the frame body 1, the two ends of the two supporting plates 3 are fixedly connected with the inner wall of the frame body 1, the two supporting plates 3 are arranged in parallel, two groups of supporting blocks 4 are arranged corresponding to the two supporting plates 3, each group of supporting blocks 4 consists of two supporting blocks 4, the two groups of supporting blocks 4 are respectively arranged at the two ends of the two supporting plates 3 and are fixedly connected with the corresponding supporting plates 3, the supporting plates 3 are fixedly connected with the inner wall of the frame body 1 through the supporting blocks 4, the electronic screen 2 is arranged at the middle part of the inner side of the frame body 1 through the supporting plates 3, the supporting mechanism is matched with the supporting plates 3 and the supporting blocks 4 to provide mounting support for the electronic screen 2, wherein, backup pad 3 is used for providing the erection bracing for electronic screen 2, and supporting shoe 4 is used for cooperating backup pad 3 to be connected with framework 1, promotes installation stability.

Elevating system includes lifting pedestal 5 and lift cylinder 6, lifting pedestal 5 sets up in the bottom surface middle part of backup pad 3 that is located the lower part and with backup pad 3 fixed connection, lift cylinder 6 sets up at lifting pedestal 5 middle part and with lifting pedestal 5 fixed connection, lift cylinder 6's output sets up towards below, lift cylinder 6's output runs through the bottom of framework 1, elevating system passes through lifting pedestal 5 and the cooperation of lift cylinder 6, it wholly goes up and down to drive the device according to the user demand, wherein, lifting pedestal 5 is used for providing the erection bracing and guaranteeing lift cylinder 6's connection stability for lift cylinder 6, lift cylinder 6 is used for the drive device wholly to go up and down, accessible elevating system adjusts electronic screen 2's height.

Slewing mechanism includes rotating base 7 and swivel stand 8, rotating base 7 sets up at the output of lift cylinder 6 and with lift cylinder 6's output fixed connection, rotating base 7 is located the outside below of framework 1, swivel stand 8 sets up and rotates at rotating base 7 lower part and be connected with rotating base 7, slewing mechanism passes through rotating base 7 and the cooperation of swivel stand 8, the drive arrangement wholly rotates, wherein, rotating base 7 is used for providing the erection bracing for rotating stand 8, rotating stand 8 is used for the drive arrangement wholly to rotate, accessible slewing mechanism adjusts electronic screen 2's angle.

The scanning mechanism comprises a scanning frame 9, a scanning steering engine 10, a scanning shaft 11 and a scanning camera 12, the scanning frame 9 is arranged in the middle of the upper end of a supporting plate 3 positioned on the upper part, the lower end of the scanning frame 9 is fixedly connected with the supporting plate 3, the upper end of the scanning frame 9 is fixedly connected with the inner wall of the upper part of a frame body 1, the scanning steering engine 10 is arranged on one side of the scanning frame 9 and is fixedly connected with the scanning frame 9, the output end of the scanning steering engine 10 penetrates through the scanning frame 9 and is arranged towards the inner side of the scanning frame 9, the scanning shaft 11 is arranged on the inner side of the scanning frame 9 corresponding to the scanning steering engine 10 and is rotatably connected with the scanning frame 9, one end of the scanning shaft 11 is fixedly connected with the output end of the scanning steering engine 10, the scanning camera 12 is arranged in the middle of the scanning shaft 11 and is fixedly connected with the scanning shaft 11, the scanning camera 12 is positioned on the inner side of the scanning frame 9, the scanning steering engine 10, the scanning shaft 11 is matched with the scanning camera 12, carry out scanning discernment to external information, wherein, scanning frame 9 is used for providing the installation for scanning steering wheel 10 and scanning axle 11 and supports, and scanning steering wheel 10 is used for driving scanning axle 11 and rotates, and scanning axle 11 is used for driving scanning steering wheel 10 under scanning steering wheel 10's effect and rotates to change the every single move angle of scanning steering wheel 10, scanning camera 12 is used for carrying out scanning discernment to external information.

The heat dissipation mechanism comprises heat dissipation mounting plates 13, heat dissipation fans 14 and heat dissipation through holes 15, wherein the heat dissipation mounting plates 13 are divided into two groups, each group of heat dissipation mounting plates 13 is composed of two heat dissipation mounting plates 13 arranged side by side at intervals, the two groups of heat dissipation mounting plates 13 are respectively arranged at two sides of the lower end in the frame body 1, the heat dissipation fans 14 are respectively arranged at two sides of the two groups of heat dissipation mounting plates 13 and fixedly connected with the corresponding heat dissipation mounting plates 13, the heat dissipation through holes 15 are respectively arranged at two groups corresponding to the two heat dissipation fans 14, each group of heat dissipation through holes 15 is composed of a plurality of heat dissipation through holes 15, the two groups of heat dissipation through holes 15 are respectively arranged at two sides of the lower part of the frame body 1 and penetrate through the frame body 1, the heat dissipation mechanism is matched with the heat dissipation mounting plates 13, the heat dissipation fans 14 and the heat dissipation through holes 15 to dissipate heat from the inside of the frame body 1, wherein the heat dissipation mounting plates 13 are used for providing mounting support for the heat dissipation fans 14, the heat dissipation fan 14 is used for dissipating heat inside the frame body 1, and mainly dissipating heat of the electronic screen 2 and electronic components inside the frame body 1, the heat dissipation through hole 15 is used for providing a heat dissipation channel in cooperation with the heat dissipation fan 14, and a schematic diagram of the heat dissipation mounting plate 13 and the heat dissipation fan 14 in cooperation is shown in fig. 2.

The device also comprises a roller mechanism, the roller mechanism comprises four roller seats 16 and universal wheels 17, the four roller seats 16 are respectively arranged at four corners of the lower end of the frame body 1 and fixedly connected with the frame body 1, the four universal wheels 17 correspond to the four roller seats 16, the four universal wheels 17 are respectively arranged at the lower ends of the four roller seats 16 and fixedly connected with the roller seats 16, the universal wheels 17 are provided with brake plates, the frame body 1 is erected on the ground through the roller mechanism, the roller mechanism can move the frame body 1 through the cooperation of the roller seats 16 and the universal wheels 17 to enable the frame body to work at a specified position, wherein, the roller seat 16 is used for providing support for the universal wheel 17, the universal wheel 17 is used for driving the frame body 1 to move, the brake plate can position the universal wheel 17, so that the frame body 1 is positioned at the designated position, the working state of the utility model is schematically shown in fig. 3.

The communication device further comprises a communication module 18, wherein the communication module 18 is arranged at the upper part of the inner side of the frame body 1 and is fixedly connected with the frame body 1, and the communication module 18 is used for long-distance transmission and data receiving processing.

Still include audible-visual annunciator 19, audible-visual annunciator 19 sets up in framework 1 outside upper end one side and with framework 1 fixed connection, wherein, audible-visual annunciator 19 is used for breaking down or takes place audible-visual alarm after detecting the information that needs the early warning at equipment, carries out the early warning to the staff.

The multifunctional scanning device is characterized by further comprising an electric control unit 20, wherein the electric control unit 20 is arranged on the lower portion of the frame body 1 and fixedly connected with the frame body 1, the electric control unit 20 is electrically connected with the lifting cylinder 6, the rotating table 8, the scanning steering engine 10, the scanning camera 12, the heat dissipation fan 14, the communication module 18 and the audible and visual alarm 19, and the electric connection diagram of the multifunctional scanning device is shown in fig. 4.

The display screen of the electronic screen 2 consists of a plurality of display unit modules, and the display units are divided into different areas to receive display data transmitted by the data distribution and scanning units, and the display data are displayed in a modular structure, so that the safe and reliable operation of the system is ensured.

The working principle is as follows:

the device can be integrally moved to a designated position by the roller mechanism to work, and after the device reaches the designated position, the electric control unit 20 controls the lifting mechanism to drive the device to integrally lift according to the use requirement, the electric control unit 20 controls the rotating mechanism to drive the device to integrally rotate after the lifting is finished, thereby adjusting the angle of the whole device and the electronic screen 2, and the scanning mechanism can scan the external information, the pitching angle of the scanning mechanism can be adjusted through the electronic control unit 20, long-distance transmission and data receiving processing can be carried out through the communication module 18 in the working process of the device, meanwhile, the heat dissipation mechanism dissipates heat inside the frame body 1, the working performance of the device is ensured, when equipment breaks down or information needing early warning is detected, the audible and visual alarm 19 can generate audible and visual alarm to give early warning to workers.

The utility model has the advantages of simple structure, supporting mechanism, lifting stability between the whole device and each mechanism, lifting mechanism matching with the rotating mechanism, driving the whole device to lift and rotate according to the use requirement, flexible use, scanning mechanism capable of scanning external information, adjustable pitching angle of the scanning mechanism, large scanning range, heat dissipation mechanism, built-in structure, strong practicability, and strong practicability.

While one embodiment of the present invention has been described in detail, the present invention is only a preferred embodiment of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.

Claims

1. The utility model provides a 3D electronic screen device for visual early warning, includes framework (1) and electronic screen (2), framework (1) erects subaerial, electronic screen (2) set up in the inboard middle part of framework (1), its characterized in that, still including be used for electronic screen (2) provide the installation support supporting the elevating system, be used for the whole elevating system that goes up and down of drive arrangement, be used for the whole slewing mechanism that rotates that carries out of drive arrangement, be used for scanning mechanism and be used for carrying out the inside heat dissipation mechanism that dispels the heat to framework (1), supporting mechanism is located the inboard middle part of framework (1), elevating system is located the inboard lower part of framework (1), slewing mechanism corresponds elevating system and is located framework (1) outside below, scanning mechanism is located the inboard upper portion of framework (1), the heat dissipation mechanism is positioned at the lower part of the inner side of the frame body (1) and positioned at two sides of the lifting mechanism.

2. 3D electronic screen device for visual early warning according to claim 1, characterized in that the supporting mechanism comprises a supporting plate (3) and a supporting block (4), the two support plates (3) are respectively arranged at the upper part and the lower part of the inner side of the frame body (1), the two ends of the two support plates (3) are fixedly connected with the inner wall of the frame body (1), the two support plates (3) are arranged in parallel, the supporting blocks (4) are provided with two groups corresponding to the two supporting plates (3), each group of supporting blocks (4) consists of two supporting blocks (4), the two groups of supporting blocks (4) are respectively arranged at two ends of the two supporting plates (3) and are fixedly connected with the corresponding supporting plates (3), the supporting plate (3) is fixedly connected with the inner wall of the frame body (1) through the supporting block (4).

3. The 3D electronic screen device for visual early warning of claim 1, wherein the lifting mechanism comprises a lifting base (5) and a lifting cylinder (6), the lifting base (5) is arranged in the middle of the bottom surface of the supporting plate (3) at the lower part and is fixedly connected with the supporting plate (3), the lifting cylinder (6) is arranged in the middle of the lifting base (5) and is fixedly connected with the lifting base (5), the output end of the lifting cylinder (6) faces downwards, and the output end of the lifting cylinder (6) penetrates through the bottom of the frame body (1).

4. The 3D electronic screen device for visual early warning as claimed in claim 1, wherein the rotating mechanism comprises a rotating base (7) and a rotating platform (8), the rotating base (7) is arranged at the output end of the lifting cylinder (6) and is fixedly connected with the output end of the lifting cylinder (6), the rotating base (7) is located below the outer portion of the frame body (1), and the rotating platform (8) is arranged below the rotating base (7) and is rotatably connected with the rotating base (7).

5. The 3D electronic screen device for visual early warning according to claim 1, wherein the scanning mechanism comprises a scanning frame (9), a scanning steering engine (10), a scanning shaft (11) and a scanning camera (12), the scanning frame (9) is arranged in the middle of the upper end of the upper supporting plate (3) and the lower end of the scanning frame is fixedly connected with the supporting plate (3), the upper end of the scanning frame (9) is fixedly connected with the inner wall of the upper part of the frame body (1), the scanning steering engine (10) is arranged on one side of the scanning frame (9) and is fixedly connected with the scanning frame (9), the output end of the scanning steering engine (10) penetrates through the scanning frame (9) and is arranged towards the inner side of the scanning frame (9), the scanning shaft (11) is arranged on the inner side of the scanning frame (9) corresponding to the scanning steering engine (10) and is rotatably connected with the scanning frame (9), one end of the scanning shaft (11) is fixedly connected with the output end of the scanning steering engine (10), the scanning camera (12) is arranged in the middle of the scanning shaft (11) and fixedly connected with the scanning shaft (11), and the scanning camera (12) is located on the inner side of the scanning frame (9).

6. The 3D electronic screen device for visual early warning as claimed in claim 1, wherein the heat dissipation mechanism comprises two sets of heat dissipation mounting plates (13), two sets of heat dissipation fans (14) and heat dissipation through holes (15), the two sets of heat dissipation mounting plates (13) are arranged in parallel at intervals, each set of heat dissipation mounting plates (13) is composed of two heat dissipation mounting plates (13) arranged side by side, the two sets of heat dissipation mounting plates (13) are respectively arranged at two sides of the inner lower end of the frame body (1), the two sets of heat dissipation fans (14) correspond to the two sets of heat dissipation mounting plates (13), the two heat dissipation fans (14) are respectively arranged at the inner sides of the two sets of heat dissipation mounting plates (13) and are fixedly connected with the corresponding heat dissipation mounting plates (13), the two sets of heat dissipation through holes (15) correspond to the two sets of heat dissipation fans (14), and each set of heat dissipation through holes (15) is composed of a plurality of heat dissipation through holes (15), the two groups of heat dissipation through holes (15) are respectively arranged on two sides of the lower portion of the frame body (1) and penetrate through the frame body (1).

7. The 3D electronic screen device for visual early warning according to claim 1, further comprising a roller mechanism, wherein the roller mechanism comprises four roller bases (16) and four universal wheels (17), the four roller bases (16) are respectively disposed at four corners of the lower end of the frame body (1) and fixedly connected to the frame body (1), the four universal wheels (17) correspond to the four roller bases (16) and are four, the four universal wheels (17) are respectively disposed at the lower ends of the four roller bases (16) and fixedly connected to the roller bases (16), brake pads are disposed on the universal wheels (17), and the frame body (1) is erected on the ground through the roller mechanism.

8. The 3D electronic screen device for visual early warning as claimed in claim 1, further comprising a communication module (18), wherein the communication module (18) is disposed at the upper portion of the inner side of the frame body (1) and is fixedly connected with the frame body (1).

9. The 3D electronic screen device for visual early warning as claimed in claim 1, further comprising an audible and visual alarm (19), wherein the audible and visual alarm (19) is disposed on one side of the outer upper end of the frame body (1) and is fixedly connected with the frame body (1).

10. The 3D electronic screen device for visual early warning as claimed in claim 1, further comprising an electronic control unit (20), wherein the electronic control unit (20) is disposed at the lower portion of the frame body (1) and is fixedly connected with the frame body (1), and the electronic control unit (20) is electrically connected with the lifting cylinder (6), the rotating table (8), the scanning steering engine (10), the scanning camera (12), the heat dissipation fan (14), the communication module (18) and the audible and visual alarm (19).