CN217422740U

CN217422740U - Display screen cloud accuse ware

Info

Publication number: CN217422740U
Application number: CN202221179049.4U
Authority: CN
Inventors: 王杰锋; 张永旺
Original assignee: Ningbo Yongshu Intelligent Technology Co ltd
Current assignee: Ningbo Yongshu Intelligent Technology Co ltd
Priority date: 2022-05-17
Filing date: 2022-05-17
Publication date: 2022-09-13
Anticipated expiration: 2032-05-17

Abstract

The utility model provides a display screen cloud accuse ware belongs to remote communication's technical field. A display screen cloud controller is used for connecting a display screen with a control system of a control room in a communication manner and comprises a shell, a control circuit board, a wireless module and a lifting mechanism; the utility model discloses the casing that will install the control circuit board who takes wireless module sets up on elevating system, and set up elevating system on the mounting bracket or the wall body of installation display screen, the height of accessible elevating system adjustment casing, can make when normal use, promote the casing to the higher position department of height through elevating system, the signal reception ability of display screen cloud accuse ware has been promoted, and when the display uses the back and need maintain, accessible elevating system descends the casing to safe height, thereby avoided the potential safety hazard that maintainer needs the high altitude construction to exist, can improve performance, can have the maintenance security concurrently again, do benefit to the use of display screen.

Description

Display screen cloud accuse ware

Technical Field

The utility model relates to a remote communication's technical field specifically relates to a display screen cloud accuse ware.

Background

With the development of the screen viewing technology, outdoor display screens are gradually popularized, and due to the influence of outdoor vision, the outdoor display screens are generally large in size and high in installation height, so that later-stage operation and maintenance become a problem concerned by the industry.

At present, the display screen body for the existing outdoor is generally installed outdoors, the control system is generally arranged indoors, and an operator remotely controls the display screen through the control system. The traditional control system has two modes of connecting the display screen, one mode is wired connection, namely the control system is connected with the display screen through a signal cable, and the other mode is wireless connection, namely the control system is connected with the display screen through a wireless module. However, wired connection mode has the loaded down with trivial details problem of wiring, and is with high costs, and later maintenance is troublesome, and wireless module can solve the loaded down with trivial details problem of wiring, but, need set up the wireless module of receiving and dispatching signal in higher position in order to promote signal receiving and dispatching ability, need the maintainer to climb higher position department and go on when leading to later maintenance, and the security is relatively poor, is unfavorable for later maintenance equally, is unfavorable for the use of display screen.

Disclosure of Invention

To the above-mentioned problem that exists among the prior art, it aims at providing a display screen cloud accuse ware now, with set up elevating system between its casing and mounting bracket or casing and wall body, under the condition of normal use, elevating system promotes wireless module to high higher position, promote signal transceiver ability, and when needs are maintained, descend wireless module to safe height through elevating system, make things convenient for the maintainer to operate, the problem of need high altitude maintenance has been avoided, signal transceiver ability can be ensured, safety maintenance can be ensured again, control system and display screen wireless connection's use convenience has been promoted, do benefit to the use of display screen.

The specific technical scheme is as follows:

a cloud controller for display screen is arranged on the mounting frame or wall of display screen for communicating with the control system of control room, and comprises a casing, a control circuit board, a wireless module, a lifting mechanism, a wireless module, a wireless control circuit, a sensor input port and a wireless control output port,

the lifting mechanism comprises a guide rail, a lifting block, a mounting plate, a hanging wheel, a guide wheel, an upper pull rope, a lower pull rope and a driver, the guide rail is vertically arranged on the mounting frame or the wall body, the lifting block is arranged on the guide rail in a sliding way, the mounting plate is fixed on the lifting block, the shell is arranged on the mounting plate, meanwhile, the top and the bottom of the mounting rack or the wall body are respectively provided with an upper support arm and a lower support arm which extend to the upper end and the lower end of the guide rail, and, the hoist and mount has the hanging wheel on the upper boom, installs the leading wheel on the lower boom, simultaneously, installs the driver in the bottom or the below of mounting bracket and wall body, and the driver has a pivot, and the upper end and the lower extreme of elevator or mounting panel are connected with guy cable and cable down respectively, and the guy cable is walked around and is rolled up after the hanging wheel and locate in the pivot, and the cable down is walked around the leading wheel and is rolled up after locating in the pivot, and cable and guy cable are established the opposite direction just in the epaxial book of pivot.

The cloud controller for the display screen comprises a support, a fixing piece, a spring and a clamping piece, wherein the support is arranged on an installation frame or a wall body, the fixing piece is installed on the support and located below a rotating shaft, the middle of the clamping piece is hinged to the support, one end of the clamping piece extends to the upper portion of the rotating shaft, and the spring which is compressed is arranged between the other end of the clamping piece and the support.

Foretell display screen cloud accuse ware, wherein, the clamping piece all is provided with the arc recess with the relative one side of stationary blade, and clamping piece and stationary blade form one when approaching with the unanimous circular of the outline of pivot.

Foretell display screen cloud accuse ware, wherein, all be provided with the sheet rubber in each arc recess.

The aforesaid display screen cloud accuse ware, wherein, still include the unblock subassembly, unblock group price includes stay cord and footboard, and the one end of footboard articulates on mounting bracket or wall body, and a stay cord is installed to the other end of footboard, and the other end of stay cord is connected in one of clamping piece setting spring and is served, and the pulling force direction of stay cord is the direction of spring compressed.

The cloud controller for the display screen is characterized in that a plurality of anti-skidding teeth are arranged on the outer wall of the position, located between the fixing sheet and the clamping sheet, of the rotating shaft.

The driver comprises a rotating handle and a fixing frame, the fixing frame is installed on the mounting frame or a wall body, the two ends of the rotating shaft are rotatably installed on the fixing frame, and the rotating handle is installed at one end of the rotating shaft.

The cloud controller for the display screen is characterized in that two winding drums are coaxially and fixedly mounted on the rotating shaft, the two winding drums are mounted on the rotating shaft in an end-to-end mode, blocking edges are arranged at two ends of each winding drum, and the upper pull cable and the lower pull cable are respectively wound on the two winding drums.

Foretell display screen cloud accuse ware, wherein, a plurality of sensor input ports are connected with a plurality of monitoring sensors that set up in the display screen respectively electricity, and monitoring sensor includes temperature and humidity sensor, smoke transducer and firelight sensor.

The display screen cloud controller is characterized in that the control output ports are electrically connected with external loads, and the external loads are operation circuits of the display screen.

The positive effects of the technical scheme are as follows:

the display screen cloud controller is characterized in that the mounting frame or the wall body for mounting the display screen is provided with the lifting mechanism, the shell of the display screen cloud controller is mounted on the lifting mechanism, the height of the display screen cloud controller is adjusted through the lifting mechanism, the display screen cloud controller can be lifted to a position with a higher height under the condition of normal use, so that a wireless module in the display screen cloud controller is positioned at the position with the higher height, the signal transceiving capacity is effectively improved, when the display screen cloud controller needs to be maintained after use, the display screen cloud controller can be lowered to a safe height through the lifting mechanism, the problem that a maintainer needs to climb to the higher position to overhaul the display screen cloud controller is solved, the safety risk of high-altitude maintenance operation of the maintainer is eliminated, the signal transceiving capacity of the display screen cloud controller can be ensured, and the maintenance safety can be ensured, the use convenience of wireless connection between the indoor control system and the display screen is improved, and the display screen is convenient to use and maintain.

Drawings

Fig. 1 is a structural diagram of an embodiment of a display screen cloud controller of the present invention;

fig. 2 is a structural diagram of a lifting mechanism, a locking assembly and an unlocking assembly according to a preferred embodiment of the present invention;

fig. 3 is a block diagram of a locking assembly and an unlocking assembly according to a preferred embodiment of the present invention.

In the drawings: 1. a mounting frame or wall; 11. an upper support arm; 12. a lower support arm; 2. a housing; 3. a lifting mechanism; 31. a guide rail; 32. a lifting block; 33. mounting a plate; 34. a hoisting wheel; 35. a guide wheel; 36. pulling up a cable; 37. pulling down a cable; 38. a driver; 381. a rotating shaft; 382. rotating the handle; 383. a fixed mount; 384. a spool; 3841. blocking edges; 4. a locking assembly; 41. a support; 42. a fixing sheet; 43. a spring; 44. a clip; 441. an arc-shaped groove; 442. a rubber sheet; 5. an unlocking assembly; 51. pulling a rope; 52. a pedal; 6. a display screen.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the following embodiments are specifically described with reference to fig. 1 to 3, but the following contents are not intended to limit the present invention.

Fig. 1 is a structural diagram of an embodiment of a cloud controller for display screens of the present invention; fig. 2 is a structural diagram of a lifting mechanism, a locking assembly and an unlocking assembly according to a preferred embodiment of the present invention; fig. 3 is a block diagram of a locking assembly and an unlocking assembly according to a preferred embodiment of the present invention. As shown in fig. 1, fig. 2 and fig. 3, the cloud controller for display screen provided in this embodiment is disposed on the mounting rack or the wall 1 at the display screen 6, and is used for being in communication connection with the control system of the control room, so as to achieve wireless connection with the indoor control system, and avoid the problem of wiring. At this moment, display screen cloud accuse ware includes casing 2, control circuit board and wireless module to install wireless module on control circuit board, install control circuit board in casing 2 again, carry out wireless transmission through wireless module, take the control circuit board of wireless module through casing 2 boundary belt. And a plurality of sensor input ports and control output ports which extend out of the shell 2 are arranged on the control circuit board, the sensor input ports are connected with the monitoring sensors, environment monitoring is facilitated, and meanwhile, the control output ports are connected with a power supply circuit of the controlled display screen 6, so that the control of the display screen 6 is realized, namely the display screen cloud controller is used as a signal transmission structure between the display screen 6 and a control system of a control room.

As shown in fig. 1 and fig. 2, a lifting mechanism 3 is arranged on a mounting rack or a wall 1 for mounting a display screen 6, a shell 2 of the cloud controller for the display screen is mounted on the lifting mechanism 3, namely, the height of the cloud controller for the display screen is adjusted by the lifting mechanism 3, so that when the cloud controller for the display screen is lifted to a higher position by the lifting mechanism 3, a wireless module in the cloud controller for the display screen can be positioned at the higher position, thereby improving the signal receiving capability of the cloud controller for the display screen, improving the service performance under the normal use condition, and when the cloud controller for the display screen is damaged or needs to be maintained after being used, a maintainer can descend the cloud controller for the display screen to a safe height by the lifting mechanism 3, thereby avoiding the problem that the maintainer needs to climb to the higher position to overhaul the cloud controller for the display screen, avoiding the high-altitude operation of the maintainer, and reducing the safety risk, through elevating system 3's elevating movement promptly, can promote signal reception ability under normal conditions, improve performance, can avoid maintainer high altitude construction's risk again when maintaining, it is more convenient to use, does benefit to the maintenance.

Specifically, the lifting mechanism 3 further includes a guide rail 31, a lifting block 32, a mounting plate 33, a hanging wheel 34, a guide wheel 35, an upper cable 36, a lower cable 37 and a driver 38. At this moment, the guide rail 31 is vertically arranged on the mounting frame or the wall body 1, the lifting block 32 is slidably arranged on the guide rail 31, the lifting block 32 can slide on the guide rail 31 along the arrangement direction of the guide rail 31, the mounting plate 33 is fixed on the lifting block 32, meanwhile, the shell 2 is arranged on the mounting plate 33, a large enough mounting carrier is provided for the shell 2 through the mounting plate 33, the shell 2 can follow the lifting block 32 through the mounting plate 33 to move in the vertical direction in a lifting mode, and conditions are provided for subsequently realizing the lifting of the display screen cloud controller. Meanwhile, the top and the bottom of the mounting rack or the wall 1 are respectively provided with an upper support arm 11 and a lower support arm 12 which extend to the upper end and the lower end of the guide rail 31, that is, the mounting base of the mounting rack and the wall above and below the guide rail 31 is expanded by the upper support arm 11 and the lower support arm 12. Moreover, the hanging wheel 34 is hung on the upper support arm 11, and the guide wheel 35 is installed on the lower support arm 12, that is, the upper support arm 11 provides convenience for the arrangement of the hanging wheel 34, and the lower support arm 12 provides convenience for the arrangement of the guide wheel 35. Meanwhile, the driver 38 is mounted at the bottom or below the mounting frame and the wall body, so that the driver 38 is located at a position with a lower height, namely the driver 38 is located in a safe height, and convenience is brought to operation of a maintainer. At this time, the driver 38 has a rotating shaft 381, and the upper end and the lower end of the lifting block 32 or the mounting plate 33 are respectively connected with the upper cable 36 and the lower cable 37, and at the same time, the upper cable 36 is wound around the hanging wheel 34 and then wound on the rotating shaft 381, the lower cable 37 is wound around the guide wheel 35 and then wound on the rotating shaft 381, and the winding directions of the lower cable 37 and the upper cable 36 on the rotating shaft 381 are just opposite, so that when the rotating shaft 381 rotates, the upper cable 36 is wound by the rotating shaft 381, the lower cable 37 is loosened, the lifting block 32 is pulled upwards, otherwise when the rotating shaft 381 rotates reversely, the upper cable 36 is loosened, the lower cable 37 is wound by the rotating shaft 381, and the lifting block 32 is pulled downwards, thereby realizing that the lifting block 32 slides on the guide rail 31. It should be noted that, because the display screen 6 is located in an outdoor environment, and the display screen cloud controller is also located in an outdoor environment, it is easy for factors such as impurities or rust between the lifting block 32 and the guide rail 31 to cause that the lifting block 32 cannot automatically slide on the guide rail 31 under the action of gravity of the display screen cloud controller, so that a moving pulling force needs to be applied to the lifting block 32 from the outside, and the upper pulling cable 36 and the lower pulling cable 37 can provide a pulling force for the movement of the lifting block 32 on the guide rail 31. In addition, if elevator 32 on guide rail 31 frictional force is less, then elevator 32 when moving down under the display screen cloud accuse ware action of gravity, the accessible goes up cable 36 and provides certain pulling force, prevents quick tenesmus and causes safety risks such as structural damage, and the safety guarantee nature is higher.

As shown in fig. 2 and 3, the locking assembly 4 further includes a bracket 41, a fixing plate 42, a spring 43 and a clip 44, the bracket 41 is disposed on the mounting rack or the wall 1, the fixing plate 42 is mounted on the bracket 41 and is located below the rotating shaft 381, in addition, the middle part of the clip 44 is hinged on the bracket 41, so that the clip 44 forms a lever structure, meanwhile, one end of the clip 44 extends above the rotating shaft 381, and a compressed spring 43 is disposed between the other end of the clip 44 and the bracket 41, so that the spring 43 provides a force far away from the bracket 41 to the other end of the clip 44, so that the end of the clip 44 extending above the rotating shaft 381 swings towards one side of the rotating shaft 381, and is pressed on the rotating shaft 381, thereby locking the rotating shaft 381 is achieved, and the problem that the lifting assembly automatically descends under the gravity of the display screen cloud controller when the driver 38 is not used is prevented, the structural design is more reasonable.

More specifically, the opposite sides of the clamping piece 44 and the fixing piece 42 are provided with arc-shaped grooves 441, and meanwhile, when the clamping piece 44 and the fixing piece 42 approach each other, a circle shape consistent with the outer contour of the rotating shaft 381 can be formed, that is, the arc-shaped grooves 441 are better attached to the outer contour of the rotating shaft 381, so that the friction force between the clamping piece 44 and the rotating shaft 381 is increased, and the problem of locking failure is prevented. It should be noted that the shape of the arc-shaped groove 441 on the clip 44 and the fixing piece 42 is not a semicircle, but is larger than a semicircle structure, which facilitates the deflection of the clip 44 and makes the structural design more reasonable. In addition, a locking screw is further arranged between one end, extending to the upper side of the rotating shaft 381, of the clamping piece 44 and the fixing piece 42, the clamping piece 44 and the fixing piece 42 can be connected and locked through the locking screw, namely after the lifting mechanism 3 is adjusted, the clamping piece 44 and the fixing piece 42 can be locked through the locking screw, the clamping piece 44 can be pressed on the rotating shaft 381 stably and reliably, and the problem that the display screen cloud controller automatically moves downwards due to the fact that the spring 43 cannot provide stable pressure for the clamping piece 44 for a long time is solved.

More specifically, all be provided with the sheet rubber 442 in each arc recess 441 on clamping piece 44 and the stationary blade 42, through the frictional force when sheet rubber 442 has promoted clamping piece 44 and stationary blade 42 and pivot 381 contact promptly to improve the locking ability, structural design is more reasonable.

More specifically, the unlocking group includes a pull cord 51 and a pedal 52. At this moment, articulate the one end of footboard 52 on mounting bracket or wall body 1, make footboard 52 can swing on mounting bracket or wall body 1, simultaneously, install a stay cord 51 in the other end of footboard 52, and connect the other end of stay cord 51 in the clamping piece 44 set up one end of spring 43, and, the pulling force direction of stay cord 51 is the direction of spring 43 compressed, promptly when the maintainer need rotate pivot 381 and need untie locking Assembly 4, the maintainer only need step on footboard 52 by the foot, footboard 52 passes through the deflection of stay cord 51 pulling clamping piece 44, make spring 43 further compressed, thereby make the clamping piece 44 extend to the one end of pivot 381 top and break away from pivot 381, make things convenient for the maintainer to rotate pivot 381 and realize elevating system 3's lifting operation.

More specifically, be provided with a plurality of anti-skidding teeth on the outer wall at the position that just is located between stationary blade 42 and clamping piece 44 on the pivot 381, the anti-skidding tooth is a plurality of outstanding lugs, has further promoted the frictional force between pivot 381 and the locking Assembly 4 through the anti-skidding tooth, promotes locking stability and reliability, and structural design is more reasonable.

More specifically, the driver 38 in the lifting mechanism 3 includes a rotating handle 382 and a fixing frame 383 in addition to the rotating shaft 381, at this time, the fixing frame 383 is installed on the mounting frame or the wall 1, so that the installation stability is ensured, and meanwhile, the two ends of the rotating shaft 381 are rotatably installed on the fixing frame 383, so that the installation of the rotating shaft 381 on the fixing frame 383 is realized, in addition, the rotating handle 382 is installed at one end of the rotating shaft 381, so that the maintenance personnel can drive the rotating shaft 381 to rotate through the rotating handle 382, and the use of the maintenance personnel is facilitated. It is worth pointing out that the driving handle is a common handle on the market, so that the maintainers can conveniently shake the driving handle by hand, and the structural design is more reasonable.

More specifically, two winding drums 384 are fixedly mounted on the rotating shaft 381 of the actuator 38, at this time, the two winding drums 384 are coaxially arranged, and at the same time, the two winding drums 384 are mounted on the rotating shaft 381 in an end-to-end manner, so that the two winding drums 384 are located on the same side of the actuator 38, and thus the rotating directions of the two winding drums 384 are consistent, and therefore, when the winding directions of the upper cable 36 and the lower cable 37 are exactly opposite, the upper cable 36 and the lower cable 37 can be retracted or extended, and the use requirements of the length changes of the upper cable 36 and the lower cable 37 during the lifting process can be met. And, the both ends of each spool 384 all are provided with fender edge 3841, have separated two spools 384 through fender edge 3841, and, go up cable 36 and down cable 37 and around locating on two spools 384 respectively, realized that the separation of going up cable 36 and down cable 37 is around establishing, and keep off edge 3841 and can prevent to go up cable 36 and down cable 37 the problem that twines each other appears in the use, guaranteed elevating system 3's normal use, structural design is more reasonable.

More specifically, a plurality of sensor input ports on the display screen cloud accuse ware are electrically connected with a plurality of monitoring sensors respectively, and at this moment, a plurality of monitoring sensors set up in display screen 6, detect each item index in the display screen 6 through monitoring sensor, for the display screen cloud accuse ware will be monitored each item index transmit to the control system in the control room in to satisfy the daily monitoring to display screen 6, maintain the normal use of display screen 6, eliminate the potential safety hazard. It is worth pointing out that the monitoring sensor includes temperature and humidity sensor, smoke transducer and fire light sensor, and fire light sensor is optical line sensors, can realize the detection to temperature and humidity in the environment that display screen 6 is located, whether the conflagration takes place etc. improves display screen 6's safety in utilization, and in addition, temperature and humidity sensor, smoke transducer and fire light sensor are the product that can directly purchase on the market, and its specific structure is no longer repeated here.

More specifically, a plurality of control delivery outlets on the display screen cloud accuse ware are electrically connected with external load, and at this moment, external load is display screen 6's operation circuit, makes things convenient for the long-range operation circuit to display screen 6 of control system in the control room to control, and it is more convenient to use.

As a preferred embodiment, the driver 38 in the lifting mechanism 3 may be a self-locking motor, the rotating shaft 381 is driven to rotate by the self-locking motor, and the lifting block 32 can be moved up or down by the forward and backward rotation of the self-locking motor, which does not need to be performed manually, and is more convenient to operate.

The display screen cloud controller provided by the embodiment connects the display screen 6 with a control system of a control room in a communication manner, and comprises a shell 2, a control circuit board, a wireless module and a lifting mechanism 3; casing 2 that will install the control circuit board who takes wireless module sets up on elevating system 3, and set up elevating system 3 on installation display screen 6's mounting bracket or wall body 1, the height of accessible elevating system 3 regulation casing 2, can make when normal use, promote casing 2 to the higher position department of height through elevating system 3, the signal reception ability of display screen cloud accuse ware has been promoted, and when needing to maintain after the display screen cloud accuse ware uses, accessible elevating system 3 descends casing 2 to safe height, thereby avoided the potential safety hazard that maintainer needs high altitude construction to exist, can improve performance, can have maintenance security concurrently, do benefit to display screen 6's use.

The above is only a preferred embodiment of the present invention, and not intended to limit the scope of the invention, and it should be appreciated by those skilled in the art that various equivalent substitutions and obvious changes made in the specification and drawings should be included within the scope of the present invention.

Claims

1. A cloud controller of a display screen is arranged on a mounting rack or a wall body at the position of the display screen and is used for being in communication connection with a control system of a control room, and comprises a shell, a control circuit board and a wireless module, wherein the wireless module is arranged on the control circuit board, the control circuit board is arranged in the shell, and a plurality of sensor input ports and control output ports which extend out of the shell are arranged on the control circuit board,

the lifting mechanism comprises a guide rail, a lifting block, a mounting plate, a hanging wheel, a guide wheel, an upper pull rope, a lower pull rope and a driver, the guide rail is vertically arranged on the mounting frame or the wall body, the lifting block is arranged on the guide rail in a sliding manner, the mounting plate is fixed on the lifting block, the shell is arranged on the mounting plate, simultaneously, an upper support arm and a lower support arm which extend to the upper end and the lower end of the guide rail are respectively arranged at the top and the bottom of the mounting frame or the wall body, the hanging wheel is hung on the upper support arm, the guide wheel is arranged on the lower support arm, the driver is arranged at the bottom or below the mounting frame and the wall body, the driver is provided with a rotating shaft, the upper end and the lower end of the lifting block or the mounting plate are respectively connected with the upper pull rope and the lower pull rope, and the upper pull rope is wound on the rotating shaft after bypassing the hanging wheel, the pull-down cable is wound around the guide wheel and then is wound on the rotating shaft, and the pull-down cable and the pull-up cable are in opposite directions of winding on the rotating shaft.

2. The display screen cloud controller of claim 1, further comprising a locking assembly, wherein the locking assembly comprises a support, a fixing piece, a spring and a clamping piece, the support is arranged on the mounting frame or the wall body, the fixing piece is arranged on the support and located below the rotating shaft, the middle of the clamping piece is hinged to the support, one end of the clamping piece extends to the upper portion of the rotating shaft, and the compressed spring is arranged between the other end of the clamping piece and the support.

3. The cloud controller for display screens of claim 2, wherein the opposite sides of the clamping piece and the fixing piece are provided with arc-shaped grooves, and the clamping piece and the fixing piece form a circle in accordance with the outer contour of the rotating shaft when approaching.

4. The cloud controller for display screens of claim 3, wherein each arc-shaped groove is provided with a rubber sheet.

5. The display screen cloud controller according to claim 2, further comprising an unlocking assembly, wherein the unlocking assembly comprises a pull rope and a pedal, one end of the pedal is hinged to the mounting frame or the wall, the pull rope is mounted at the other end of the pedal, the other end of the pull rope is connected to one end, provided with the spring, of the clamping piece, and the pulling direction of the pull rope is the direction in which the spring is compressed.

6. The cloud controller for display screens of claim 2, wherein the outer wall of the rotating shaft at a position between the fixing plate and the clamping plate is provided with a plurality of anti-slip teeth.

7. The cloud controller for display screens of claim 1, wherein the driver comprises a rotating handle and a fixed frame, the fixed frame is mounted on the mounting frame or a wall, two ends of the rotating shaft are rotatably mounted on the fixed frame, and one end of the rotating shaft is mounted with the rotating handle.

8. The cloud controller for display screens of claim 1, wherein two winding drums are coaxially and fixedly installed on the rotating shaft, the two winding drums are installed on the rotating shaft in an end-to-end manner, two ends of each winding drum are provided with retaining edges, and the up-pulling cable and the down-pulling cable are respectively wound on the two winding drums.

9. The display screen cloud controller according to claim 1, wherein the plurality of sensor input ports are respectively electrically connected with a plurality of monitoring sensors arranged in the display screen, and the monitoring sensors comprise a temperature and humidity sensor, a smoke sensor and a fire sensor.

10. The display screen cloud controller of claim 1, wherein the control output ports are electrically connected with an external load, and the external load is an operation circuit of the display screen.