CN111741638B - LED display screen playing system - Google Patents
LED display screen playing system Download PDFInfo
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- CN111741638B CN111741638B CN202010632860.2A CN202010632860A CN111741638B CN 111741638 B CN111741638 B CN 111741638B CN 202010632860 A CN202010632860 A CN 202010632860A CN 111741638 B CN111741638 B CN 111741638B
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- fixed rack
- fixedly connected
- water absorption
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/06—Hermetically-sealed casings
- H05K5/061—Hermetically-sealed casings sealed by a gasket held between a removable cover and a body, e.g. O-ring, packing
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/03—Covers
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20209—Thermal management, e.g. fan control
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20954—Modifications to facilitate cooling, ventilating, or heating for display panels
- H05K7/20972—Forced ventilation, e.g. on heat dissipaters coupled to components
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention belongs to the technical field of LED display, and particularly relates to an LED display screen playing system which comprises a network service module, wherein the network service module is electrically connected with a ventilation control module, the network service module is electrically connected with a playing control module, and the network service module is electrically connected with a data receiving module. This LED display screen play system, but all set up the inside spout of intercommunication fixed rack through the both sides wall that sets up at fixed rack, baffle and fixed mounting's waterproof box that can remove through the surface mounting at the spout shelters from, and the strip that absorbs water and the sealed gap that fills up to the baffle surface carry out the water absorption treatment, make and keep the inside sealed of fixed rack, utilize simultaneously to carry out the analysis to the monitoring data, through the operation of ventilation control module, make the baffle remove apart, ventilate the processing to fixed rack inside, thereby make to have the characteristics that the LED display screen play system of being convenient for to control ventilates.
Description
Technical Field
The invention relates to the technical field of LED display, in particular to an LED display screen playing system.
Background
In the current society, new media is developed quite rapidly, large-scale shopping malls and supermarkets in cities have LED (light-emitting diode) oversized display screen playing systems, various complicated advertisement information is played, the media form overcomes the weak expression form that plane advertisements are too static, and also overcomes the problem that the playing size of an LCD (liquid crystal display) is too small, and the media form is a media form for promoting technical progress and social requirements;
the LED display screen is a display device using Light Emitting Diodes (LEDs) as pixel elements, the LED display screen adopts an array formed by a plurality of LEDs and can be used for displaying characters, images and video information, and the LED display screen has the following advantages: the LED display screen has the advantages of high gray level, wide visual angle, rich colors and customizable LED screen shape, so that the LED display screen is widely applied to various fields of industry, traffic, commercial advertisement, information distribution, sports competition and the like;
and current outdoor LED display screen is in the use, need can bear long-term exposure to the sun and rain, and the LED display screen opens the back, self also can produce the heat, and simultaneously, do not intake for guaranteeing rainy and snowy days, make the LED display screen need seal installation, therefore the LED display screen heat of working under the exposure to the sun is difficult for giving off, the heat is high, the condition of dying the lamp is produced easily, large-scale LED display screen can be through cooling device such as installation air conditioner in the LED display screen, thereby protect the LED display screen, and partial medium-sized LED display screen installation cooling device can the bulk increase cost, thereby make the difficult cooling of medium-sized LED display screen, and life reduces.
Disclosure of Invention
Based on the technical problems that the existing LED display screen is not easy to cool and has a short service life, the invention provides an LED display screen playing system.
The LED display screen playing system comprises a network service module, wherein the network service module is electrically connected with a ventilation control module, the network service module is electrically connected with a playing control module, the network service module is electrically connected with a data receiving module, the data receiving module is electrically connected with a temperature monitoring module, the data receiving module is electrically connected with a humidity monitoring module, the data receiving module is electrically connected with an LED matrix control module, the LED matrix control module is electrically connected with an LED display module group, the temperature monitoring module and the humidity monitoring module are both electrically connected with a ventilation device, and the ventilation device comprises a waterproof box.
Preferably, the surface mounting of LED display module group has fixed frame, the spout has all been seted up to the both sides wall of fixed frame, the inside of the fixed frame of inside intercommunication of spout, the lower extreme sealing mounting of spout has the waterproof box, the interior diapire fixedly connected with electric putter of waterproof box, the upper end of waterproof box is extended to electric putter's upper end.
Preferably, electric putter's flexible end fixedly connected with connecting block, the lateral wall fixedly connected with baffle of connecting block, the lateral wall of baffle and the upper end surface adaptation of spout and alignment, the sealed pad of upper end inside wall edge fixedly connected with of spout, the upper surface edge of the lower extreme fixedly connected with waterproof box of sealed pad, the equal fixedly connected with dust screen between the opposite side of sealed pad, the inside wall sliding connection of baffle has the sealed lateral wall that fills up.
Preferably, the edge of the outer side wall of the baffle is fixedly connected with a water absorption strip, the lower surface of the water absorption strip is connected with a water absorption plate in a sliding mode, the surface of the water absorption plate is connected with the lower end of the sliding groove in a sliding mode and is matched with the lower end of the sliding groove, and the inner side wall of the water absorption plate is connected with the side wall of the waterproof box in a sliding mode.
Preferably, the upper surface of the water absorption plate is fixedly connected with a metal net, the upper surface of the metal net is fixedly connected with the lower end of a return spring, the upper end of the return spring is fixedly connected with the lower end of the baffle, the lower end of the metal net is fixedly connected with a steel wire rope, the surface of the water absorption plate is inserted with the steel wire rope in a sliding mode, the lower ends of the two side walls of the fixed rack are provided with extrusion grooves, and the extrusion grooves are located at the lower ends of the sliding grooves and are communicated with each other.
Preferably, the surface of the extrusion groove is fixedly connected with an extrusion plate, the surface of the side wall of the extrusion plate is provided with a water outlet hole penetrating through the extrusion plate, the surface of the lower end of the fixed rack is provided with a rotating groove, the inside of the rotating groove is communicated with the inside of the extrusion groove, and the surface of the front end of the rotating groove is provided with a sealing cover.
Preferably, the inner side wall of the rotating groove is fixedly connected with the outer side wall of the sealing bearing, the inner side wall of the sealing bearing is fixedly inserted with a rotating shaft, the axis of the rotating shaft and the axis of the extrusion plate are both on the same horizontal plane, the surface of the rotating shaft is fixedly connected with the lower end of a steel wire rope, and the inner bottom wall of the waterproof box is fixedly connected with a motor.
Preferably, the surface of the output shaft of motor and the surface of axis of rotation all fixedly cup jointed the belt pulley, the belt pulley is located sealed bearing's front end, two the surface of belt pulley all rotates and is connected with same drive belt, the inside belt groove of having seted up of fixed frame's surperficial, the both ends in belt groove communicate the inside of waterproof box and the inside in rotation groove respectively, the inside in belt groove slides and pegs graft and has the drive belt, two the belt pulley all is located the belt groove.
Preferably, the guiding gutter has been seted up to the upper surface of fixed frame, the fixed surface motor of guiding gutter has the piece that increases, the inside of fixed frame and the equal fixed connection humidity transducer of upper surface that increases the piece, humidity transducer and humidity monitoring module electric connection, the inside of fixed frame and the equal fixedly connected with temperature sensor in surface of fixed frame, temperature sensor and temperature monitoring module electric connection.
Preferably, in the first step, the LED display modules are spliced and installed in the fixed rack, the waterproof box is installed at the lower end of the sliding chute and seals the lower end of the sliding chute, the LED display module group is in electric signal connection with the LED matrix control module, a motor, an electric push rod, a temperature sensor and a humidity sensor in the ventilation device are all in electric signal connection with the temperature monitoring module and the humidity monitoring module, when the ventilation device works, monitored data of the temperature monitoring module, the humidity monitoring module and the LED matrix control module are uploaded to the network service module through the data receiving module, and the ventilation control module and the playing control module control the ventilation device and the LED matrix control module through observing the data received by the network service module;
step two, in rainy days, rainwater falls to the surface of the fixed rack and flows to two sides through the diversion trench at the top, when the rainwater flows through the upper end of the side wall of the fixed rack, the rainwater in the gap of the baffle is blocked by the baffle, when the water absorption strip absorbs too much water, the rainwater is blocked by the sealing gasket and flows to the water absorption plate, the water absorption plate absorbs the rainwater on the surface of the chute, the excessive rainwater flows out through the extrusion trench at the lower end of the chute under the action of gravity, the data and the time of the humidity monitoring module are observed, the motor is controlled to be independently started by the ventilation control module, the motor drives the rotating shaft to rotate in the extrusion trench through the driving belt and the belt pulley, the rotating shaft is contracted through the steel wire rope fixedly connected with the driving surface, so that the water absorption plate is downwards extruded by the metal net under the driving of the steel wire rope, the spring on the surface of the metal net is, rainwater in the water absorption plate is extruded out and flows out through the water outlet holes and the bottom of the extrusion groove, the motor is controlled to rotate reversely, so that the rotating shaft loosens the steel wire rope, and the water absorption plate covers the side wall of the waterproof box again under the reset action of the spring;
when the humidity of the external humidity sensor of the fixed frame is lower than that of the internal humidity sensor and when the internal temperature sensor of the fixed frame monitors that the temperature is high and the outside does not fall, the motor and the electric push rod are controlled to be started through the ventilation control module, the motor is started in advance, the motor drives the rotating shaft to rotate, so that the rotating shaft drives the water absorption plate to downwards extrude through the steel wire rope, the electric push rod drives the baffle plate to horizontally move towards the lower end of the sliding groove through the connecting block after being started, the water absorption plate is extruded in the extrusion groove and further extruded by the baffle plate at the upper end, so that rainwater remained in the water absorption plate is discharged, after the baffle plate is moved downwards, the motor is stopped, the baffle plate of the water absorption plate is kept fixed under the limit position, the dustproof net is exposed outside, natural wind enters the fixed frame through the upper end of the sliding groove and flows, evaporation and loss of water vapor in the fixed rack are accelerated, and heat transfer between the internal structure of the fixed rack and outside air is promoted, so that heat energy is accelerated to be lost;
and step four, when the temperature sensor in the fixed rack monitors that the temperature is too high and rainfall exists outside, the temperature sensor and the humidity sensor transmit data signals to the network service module through the temperature monitoring module and the humidity monitoring module, the ventilation device is controlled through the ventilation control module, the surface of the fixed rack is kept closed, rainwater is prevented from entering, the LED matrix control module controls part of the LED display modules to close or close the LED display module groups, and overheating is prevented.
The beneficial effects of the invention are as follows:
1. but all set up the inside spout of fixed frame through the both sides wall that sets up at fixed frame, baffle that can remove through the surface mounting at the spout and fixed mounting's waterproof box shelter from, and through the strip that absorbs water and the sealed gap that fills up to the baffle surface of filling up and absorb water and handle, make and keep the inside sealed of fixed frame, the while utilizes and carries out the analysis to monitoring data, through the operation of ventilation control module, make the baffle remove away, ventilate the processing to fixed frame inside, thereby make to have the characteristics that it ventilates to be convenient for control LED display screen play system.
2. Through setting up the surface mounting ventilation unit at fixed frame, utilize and all install head temperature sensor and humidity transducer in the inside and outside of fixed frame, through the data of observing temperature monitoring module and humidity monitoring module, through ventilation control module and play control module control ventilation unit and LED matrix control module respectively, utilize ventilation unit to cool down to fixed frame inside, when the dehumidification, through opening and closing of play control module control LED display module group, thereby have the characteristics that carry out the protection to LED display screen play system.
Drawings
Fig. 1 is a schematic diagram of an LED display screen playing system according to the present invention;
fig. 2 is a front view of a ventilation device of an LED display screen playing system according to the present invention;
FIG. 3 is an enlarged view of a region A structure of an LED display screen playing system according to the present invention;
FIG. 4 is a right side view of a fixing frame structure of an LED display screen playing system according to the present invention;
FIG. 5 is a sectional view of a baffle plate and its surface structure of an LED display screen playing system according to the present invention;
fig. 6 is a sectional view of a waterproof box structure of an LED display screen playing system according to the present invention;
fig. 7 is a cross-sectional view of the lower right end of a fixing frame structure of an LED display screen playing system according to the present invention.
In the figure: 1. a network service module; 2. a ventilation control module; 3. a play control module; 4. a data receiving module; 5. a temperature monitoring module; 6. a humidity monitoring module; 7. an LED matrix control module; 8. a LED display module group; 9. a waterproof box; 10. fixing the frame; 11. a chute; 12. an electric push rod; 13. connecting blocks; 14. a baffle plate; 15. a gasket; 16. a dust screen; 17. a water absorbent strip; 18. a water absorption plate; 19. a metal mesh; 20. a return spring; 21. a wire rope; 22. extruding a groove; 23. a pressing plate; 24. a water outlet hole; 25. a rotating groove; 26. a sealing cover; 27. sealing the bearing; 28. a rotating shaft; 29. a motor; 30. a belt pulley; 31. a transmission belt; 32. a belt groove; 33. a diversion trench; 34. heightening blocks; 35. a humidity sensor; 36. a temperature sensor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-7, an LED display screen playing system includes a network service module 1, the network service module 1 is electrically connected to a ventilation control module 2, the network service module 1 is electrically connected to a playing control module 3, the network service module 1 is electrically connected to a data receiving module 4, the data receiving module 4 is electrically connected to a temperature monitoring module 5, the data receiving module 4 is electrically connected to a humidity monitoring module 6, the data receiving module 4 is electrically connected to an LED matrix control module 7, the LED matrix control module 7 is electrically connected to an LED display module group 8, both the temperature monitoring module 5 and the humidity monitoring module 6 are electrically connected to a ventilation device, and the ventilation device includes a waterproof box 9;
further, a fixed frame 10 is mounted on the surface of the LED display module group 8, sliding grooves 11 are formed in two side walls of the fixed frame 10, the inside of the sliding groove 11 is communicated with the inside of the fixed frame 10, a waterproof box 9 is mounted at the lower end of the sliding groove 11 in a sealing manner, an electric push rod 12 is fixedly connected to the inner bottom wall of the waterproof box 9, and the upper end of the electric push rod 12 extends out of the upper end of the waterproof box 9;
furthermore, the tail end of the telescopic end of the electric push rod 12 is fixedly connected with a connecting block 13, the side wall of the connecting block 13 is fixedly connected with a baffle 14, the side wall of the baffle 14 is matched and aligned with the upper end surface of the sliding groove 11, the edge of the inner side wall of the upper end of the sliding groove 11 is fixedly connected with a sealing gasket 15, the lower end of the sealing gasket 15 is fixedly connected with the edge of the upper surface of the waterproof box 9, a dustproof net 16 is fixedly connected between the opposite sides of the sealing gasket 15, and the inner side wall of the baffle 14 is;
furthermore, the edge of the outer side wall of the baffle 14 is fixedly connected with a water absorption strip 17, the lower surface of the water absorption strip 17 is connected with a water absorption plate 18 in a sliding manner, the surface of the water absorption plate 18 is connected and matched with the lower end of the chute 11 in a sliding manner, and the inner side wall of the water absorption plate 18 is connected with the side wall of the waterproof box 9 in a sliding manner;
furthermore, the upper surface of the water absorption plate 18 is fixedly connected with a metal net 19, the upper surface of the metal net 19 is fixedly connected with the lower end of a return spring 20, the upper end of the return spring 20 is fixedly connected with the lower end of the baffle 14, the lower end of the metal net 19 is fixedly connected with a steel wire rope 21, the surface of the water absorption plate 18 is slidably inserted with the steel wire rope 21, the lower ends of the two side walls of the fixed frame 10 are both provided with extrusion grooves 22, and the extrusion grooves 22 are positioned at the lower ends of the sliding grooves 11 and are communicated with each;
furthermore, an extrusion plate 23 is fixedly connected to the surface of the extrusion groove 22, a water outlet hole 24 penetrating through the extrusion plate 23 is formed in the side wall surface of the extrusion plate 23, a rotating groove 25 is formed in the lower end surface of the fixed frame 10, the inside of the rotating groove 25 is communicated with the inside of the extrusion groove 22, and a sealing cover 26 is installed on the front end surface of the rotating groove 25;
further, the inner side wall of the rotating groove 25 is fixedly connected with the outer side wall of a sealing bearing 27, the inner side wall of the sealing bearing 27 is fixedly inserted with a rotating shaft 28, the axis of the rotating shaft 28 and the axis of the extrusion plate 23 are both on the same horizontal plane, the surface of the rotating shaft 28 is fixedly connected with the lower end of a steel wire rope 21, and the inner bottom wall of the waterproof box 9 is fixedly connected with a motor 29;
further, belt pulleys 30 are fixedly sleeved on the surfaces of an output shaft of the motor 29 and the rotating shaft 28, the belt pulleys 30 are located at the front end of the sealing bearing 27, the surfaces of the two belt pulleys 30 are rotatably connected with a same transmission belt 31, a belt groove 32 is formed in the surface of the fixed rack 10, two ends of the belt groove 32 are respectively communicated with the inside of the waterproof box 9 and the inside of the rotating groove 25, the transmission belt 31 is inserted in the belt groove 32 in a sliding mode, and the two belt pulleys 30 are located in the belt groove 32;
furthermore, a diversion trench 33 is formed in the upper surface of the fixed rack 10, a height increasing block 34 is arranged on the surface fixing motor 29 of the diversion trench 33, a humidity sensor 35 is fixedly connected to the inside of the fixed rack 10 and the upper surface of the height increasing block 34, the humidity sensor 35 is electrically connected with the humidity monitoring module 6, a temperature sensor 36 is fixedly connected to the inside of the fixed rack 10 and the surface of the fixed rack 10, and the temperature sensor 36 is electrically connected with the temperature monitoring module 5;
further, in the first step, the LED display modules are spliced and mounted in the fixed rack 10, the waterproof box 9 is mounted at the lower end of the sliding groove 11 and seals the lower end of the sliding groove 11, the LED display module group 8 is in electrical signal connection with the LED matrix control module 7, the motor 29, the electric push rod 12, the temperature sensor 36 and the humidity sensor 35 in the ventilation device are all in electrical signal connection with the temperature monitoring module 5 and the humidity monitoring module 6, when the ventilation device works, the monitored data of the temperature monitoring module 5, the humidity monitoring module 6 and the LED matrix control module 7 are uploaded to the network service module 1 through the data receiving module 4, and the ventilation device and the LED matrix control module 7 are controlled by the ventilation control module 2 and the play control module 3 by observing the data received by the network service module 1;
secondly, in rainy days, rainwater falls to the surface of the fixed rack 10 and flows to two sides through the diversion trench 33 at the top, when the rainwater flows through the upper end of the side wall of the fixed rack 10, the rainwater is blocked by the baffle 14, the rainwater in the gap of the baffle 14 is absorbed by the water absorbing strip 17, when the water absorbing strip 17 absorbs excessive water, the rainwater is blocked by the sealing gasket 15 and flows to the water absorbing plate 18, the water absorbing plate 18 absorbs the rainwater on the surface of the chute 11, the excessive rainwater flows out through the extrusion groove 22 at the lower end of the chute 11 under the action of gravity, the data and duration of the humidity monitoring module 6 are observed, the ventilation control module 2 controls the motor 29 to be independently started, the motor 29 drives the rotating shaft 28 to rotate in the extrusion groove 22 through the driving belt 31 and the belt pulley 30, the rotating shaft 28 is wound by the steel wire rope 21 fixedly connected with the driving surface, so that the water absorbing plate 18 is downwards extruded by the metal net 19 under, the water absorption plate 18 contracts into the extrusion groove 22 under the extrusion of the metal net 19 and the extrusion plate 23, rainwater in the water absorption plate 18 is extruded out and flows out through the water outlet hole 24 and the bottom of the extrusion groove 22, the motor 29 is controlled to rotate reversely, so that the steel wire rope 21 is loosened by the rotating shaft 28, and the water absorption plate 18 covers the side wall of the waterproof box 9 again under the reset action of the spring;
step three, when the humidity of the external humidity sensor 35 of the fixed frame 10 is lower than that of the internal humidity sensor 35, and when the internal temperature sensor 36 of the fixed frame 10 monitors that the temperature is high and the outside does not rain, the ventilation control module controls the motor 29 and the electric push rod 12 to be started, the motor 29 is started in advance, the motor 29 drives the rotating shaft 28 to rotate, so that the rotating shaft 28 drives the water suction plate 18 to extrude downwards through the steel wire rope 21, the electric push rod 12 drives the baffle plate 14 to translate towards the lower end of the chute 11 through the connecting block 13 after being started, the water suction plate 18 is extruded in the extrusion groove 22 and further extruded by the baffle plate 14 at the upper end, so that rainwater remained in the water suction plate 18 is discharged, after the baffle plate 14 moves downwards, the motor 29 is stopped, the baffle plate 14 of the water suction plate 18 is kept fixed under the limit, the dustproof net 16 is exposed outside, and natural wind enters, and flows out from the chute 11 on the other side surface of the fixed frame 10, when natural wind passes through the inside of the fixed frame 10, evaporation and loss of water vapor in the fixed frame 10 are accelerated, and heat transfer between the internal structure of the fixed frame 10 and outside air is promoted, so that heat energy is accelerated to be lost;
and step four, when the temperature sensor 36 in the fixed rack 10 monitors that the temperature is too high and rainfall exists outside, the temperature sensor 36 and the humidity sensor 35 transmit data signals to the network service module 1 through the temperature monitoring module 5 and the humidity monitoring module 6, the ventilation device is controlled through the ventilation control module 2, the surface of the fixed rack 10 is kept closed, rainwater is prevented from entering, the play control module 3 controls the LED matrix control module 7 to control part of the LED display modules to close or close the LED display block group 8, and overheating is prevented.
But all set up the inside spout 11 of fixed frame 10 through the both sides wall that sets up at fixed frame 10, baffle 14 that can remove through the surface mounting at spout 11 and fixed mounting's waterproof box 9 shelter from, and through the strip 17 that absorbs water and sealed 15 that absorb water to the gap on baffle 14 surface and handle, make and keep the inside sealed of fixed frame 10, utilize simultaneously to carry out the analysis to monitoring data, through ventilation control module 2 operation, make baffle 14 remove away, handle the inside ventilation of fixed frame 10, thereby make to have the characteristics that it ventilates to be convenient for control LED display screen play system.
Through setting up the surface mounting ventilation unit at fixed frame 10, utilize the inside and outside of fixed frame 10 all to install head temperature sensor 36 and humidity transducer 35, through observing the data of temperature monitoring module 5 and humidity monitoring module 6, control ventilation unit and LED matrix control module 7 respectively through ventilation control module 2 and broadcast control module 3, utilize ventilation unit to cool down fixed frame 10 is inside, when the dehumidification, through opening and closing of broadcast control module 3 control LED display module group 8, thereby have the characteristics that carry out the protection to LED display screen play system.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (2)
1. An LED display screen playing system comprises a network service module (1), and is characterized in that: the network service module (1) is electrically connected with a ventilation control module (2), the network service module (1) is electrically connected with a play control module (3), the network service module (1) is electrically connected with a data receiving module (4), the data receiving module (4) is electrically connected with a temperature monitoring module (5), the data receiving module (4) is electrically connected with a humidity monitoring module (6), the data receiving module (4) is electrically connected with an LED matrix control module (7), the LED matrix control module (7) is electrically connected with an LED display module group (8), the temperature monitoring module (5) and the humidity monitoring module (6) are both electrically connected with a ventilation device, and the ventilation device comprises a waterproof box (9);
a fixed rack (10) is mounted on the surface of the LED display module group (8), sliding grooves (11) are formed in two side walls of the fixed rack (10), the inside of each sliding groove (11) is communicated with the inside of the fixed rack (10), a waterproof box (9) is mounted at the lower end of each sliding groove (11) in a sealing mode, an electric push rod (12) is fixedly connected to the inner bottom wall of each waterproof box (9), and the upper end of each electric push rod (12) extends out of the upper end of each waterproof box (9);
the end of the telescopic end of the electric push rod (12) is fixedly connected with a connecting block (13), the side wall of the connecting block (13) is fixedly connected with a baffle (14), the side wall of the baffle (14) is matched and aligned with the upper end surface of the sliding groove (11), the edge of the inner side wall of the upper end of the sliding groove (11) is fixedly connected with a sealing gasket (15), the lower end of the sealing gasket (15) is fixedly connected with the edge of the upper surface of a waterproof box (9), dust screens (16) are fixedly connected between the opposite sides of the sealing gasket (15), and the inner side wall of the baffle (14) is slidably connected with the outer side wall of the sealing gasket;
the edge of the outer side wall of the baffle (14) is fixedly connected with a water absorption strip (17), the lower surface of the water absorption strip (17) is connected with a water absorption plate (18) in a sliding mode, the surface of the water absorption plate (18) is connected and matched with the lower end of the sliding groove (11) in a sliding mode, and the inner side wall of the water absorption plate (18) is connected with the side wall of the waterproof box (9) in a sliding mode;
the water absorption device is characterized in that a metal net (19) is fixedly connected to the upper surface of the water absorption plate (18), the lower end of a return spring (20) is fixedly connected to the upper surface of the metal net (19), the upper end of the return spring (20) is fixedly connected to the lower end of the baffle (14), a steel wire rope (21) is fixedly connected to the lower end of the metal net (19), the steel wire rope (21) is inserted into the surface of the water absorption plate (18) in a sliding mode, extrusion grooves (22) are formed in the lower ends of the two side walls of the fixed rack (10), and the extrusion grooves (22) are located at the lower end of the sliding groove (11);
the surface of the extrusion groove (22) is fixedly connected with an extrusion plate (23), the surface of the side wall of the extrusion plate (23) is provided with a water outlet hole (24) penetrating through the extrusion plate (23), the surface of the lower end of the fixed rack (10) is provided with a rotating groove (25), the interior of the rotating groove (25) is communicated with the interior of the extrusion groove (22), and the surface of the front end of the rotating groove (25) is provided with a sealing cover (26);
the inner side wall of the rotating groove (25) is fixedly connected with the outer side wall of a sealing bearing (27), the inner side wall of the sealing bearing (27) is fixedly inserted with a rotating shaft (28), the axis of the rotating shaft (28) and the axis of the extrusion plate (23) are on the same horizontal plane, the surface of the rotating shaft (28) is fixedly connected with the lower end of a steel wire rope (21), and the inner bottom wall of the waterproof box (9) is fixedly connected with a motor (29);
the surface of an output shaft of the motor (29) and the surface of the rotating shaft (28) are fixedly sleeved with belt pulleys (30), the belt pulleys (30) are located at the front end of the sealing bearing (27), the surfaces of the two belt pulleys (30) are rotatably connected with a same transmission belt (31), a belt groove (32) is formed in the surface of the fixed rack (10), two ends of the belt groove (32) are respectively communicated with the inside of the waterproof box (9) and the inside of the rotating groove (25), the transmission belt (31) is inserted in the belt groove (32) in a sliding mode, and the two belt pulleys (30) are located in the belt groove (32);
guiding gutter (33) have been seted up to the upper surface of fixed frame (10), surface mounting motor (29) of guiding gutter (33) have and increase piece (34), the inside of fixed frame (10) and the equal fixed connection humidity transducer (35) of upper surface that increases piece (34), humidity transducer (35) and humidity monitoring module (6) electric connection, the inside of fixed frame (10) and the equal fixedly connected with temperature sensor (36) in surface of fixed frame (10), temperature sensor (36) and temperature monitoring module (5) electric connection.
2. The use method of the LED display screen playing system according to claim 1, comprising the following steps:
firstly, LED display modules are spliced and arranged in a fixed rack (10), a waterproof box (9) is arranged at the lower end of a sliding groove (11) and seals the lower end of the sliding groove (11), an LED display module group (8) is in electric signal connection with an LED matrix control module (7), a motor (29), an electric push rod (12), a temperature sensor (36) and a humidity sensor (35) in a ventilation device are all in electric signal connection with a temperature monitoring module (5) and a humidity monitoring module (6), and when the ventilation device works, the data monitored by the temperature monitoring module (5), the humidity monitoring module (6) and the LED matrix control module (7) are uploaded to the network service module (1) through the data receiving module (4), and the ventilation control module (2) and the playing control module (3) control the ventilation device and the LED matrix control module (7) by observing the data received by the network service module (1);
secondly, in rainy days, rainwater falls to the surface of the fixed rack (10) and flows to two sides through a diversion trench (33) at the top, when the rainwater flows through the upper end of the side wall of the fixed rack (10), the rainwater is blocked by the baffle (14), the rainwater in the gap of the baffle (14) is absorbed by the water absorbing strip (17), when the water absorbing strip (17) absorbs too much water, the rainwater is blocked by the sealing gasket (15) and flows to the water absorbing plate (18), the water absorbing plate (18) absorbs the rainwater on the surface of the chute (11), the too much rainwater flows out through the extrusion trench (22) at the lower end of the chute (11) under the action of gravity, the data and the duration of the humidity monitoring module (6) are observed, the motor (29) is controlled to be independently opened through the ventilation control module (2), the motor (29) drives the rotating shaft (28) to rotate in the extrusion trench (22) through the transmission belt (31) and the belt pulley (30), and the rotating shaft (28) is restrained through a steel wire rope, the water absorption plate (18) is driven by the steel wire rope (21) to be extruded downwards by the metal net (19), the spring on the surface of the metal net (19) is stretched, the water absorption plate (18) is extruded by the metal net (19) and the extrusion plate (23) to shrink downwards in the extrusion groove (22), rainwater in the water absorption plate (18) is extruded out and flows out through the water outlet hole (24) and the bottom of the extrusion groove (22), the motor (29) is controlled to rotate in the reverse direction, the steel wire rope (21) is loosened by the rotating shaft (28), and the water absorption plate (18) covers the side wall of the waterproof box (9) again under the reset action of the spring;
step three, when the humidity of an external humidity sensor (35) of the fixed rack (10) is lower than that of the internal humidity sensor (35), and when the internal temperature sensor (36) of the fixed rack (10) monitors that the temperature is high and the outside does not rain, the ventilation control module controls the motor (29) and the electric push rod (12) to be started, the motor (29) is started in advance, the motor (29) drives the rotating shaft (28) to rotate, so that the rotating shaft (28) drives the water absorption plate (18) to extrude downwards through the steel wire rope (21), the electric push rod (12) drives the baffle (14) to translate towards the lower end of the sliding groove (11) through the connecting block (13) after being started, the water absorption plate (18) is extruded in the extrusion groove (22) and is further extruded by the baffle (14), so that rainwater remained in the water absorption plate (18) is discharged, and the baffle (14) moves downwards, stopping the motor (29), keeping the water absorption plate (18) fixed under the limit of the baffle (14), exposing the dustproof net (16), enabling natural wind to enter the fixed rack (10) through the upper end of the sliding groove (11) and flow out of the sliding groove (11) on the other side surface of the fixed rack (10), accelerating evaporation and loss of water vapor in the fixed rack (10) when the natural wind passes through the inside of the fixed rack (10), and promoting heat transfer between the internal structure of the fixed rack (10) and outside air to accelerate loss of heat energy;
fourthly, when the temperature sensor (36) in the fixed rack (10) monitors that the temperature is too high and rainfall exists outside, the temperature sensor (36) and the humidity sensor (35) transmit data signals to the network service module (1) through the temperature monitoring module (5) and the humidity monitoring module (6), the ventilation device is controlled through the ventilation control module (2), the surface of the fixed rack (10) is kept closed, rainwater is prevented from entering, the LED matrix control module (7) is controlled through the play control module (3) to control partial LED display modules to be closed or the LED display module group (8) is controlled to be closed, and overheating is prevented.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010632860.2A CN111741638B (en) | 2020-07-02 | 2020-07-02 | LED display screen playing system |
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| CN202010632860.2A CN111741638B (en) | 2020-07-02 | 2020-07-02 | LED display screen playing system |
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| CN111741638B true CN111741638B (en) | 2021-05-18 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2738377B2 (en) * | 1996-01-22 | 1998-04-08 | 日本電気株式会社 | Outdoor installation housing with waterproof function |
| CN104850042A (en) * | 2015-04-24 | 2015-08-19 | 新疆华隆油田科技股份有限公司 | Box type switching station monitoring and control system |
| CN107846796B (en) * | 2016-09-06 | 2019-11-22 | 鸿富锦精密电子(天津)有限公司 | Waterproof cabinet |
| CN207165145U (en) * | 2017-07-26 | 2018-03-30 | 新鼎峰光电（深圳）有限公司 | A kind of outdoor waterproof dustproof LED display |
| CN208128722U (en) * | 2018-02-06 | 2018-11-20 | 东莞市华科金盾智能科技有限公司 | A kind of frequency-conversion control cabinet with moisture-proof shock-absorbing function |
| CN208209787U (en) * | 2018-04-16 | 2018-12-07 | 天津红磊电力设备有限公司 | A kind of high frequency cabinet of high efficiency and heat radiation |
| CN109041515A (en) * | 2018-07-13 | 2018-12-18 | 钱晓斌 | A kind of outdoor LED display screen ventilation and heat cabinet |
| CN109066412A (en) * | 2018-09-11 | 2018-12-21 | 邱子航 | A kind of shockproof power distribution cabinet in open air |
| US10874036B2 (en) * | 2018-10-08 | 2020-12-22 | Delta Electronics, Inc. | Cabinet and electronic device |
| CN110011198B (en) * | 2019-03-01 | 2020-08-04 | 诸暨易联众创企业管理服务有限公司 | Power box with flooding closed cavity function |
| CN209526339U (en) * | 2019-03-19 | 2019-10-22 | 潍坊鸢都线路器材有限公司 | A kind of safe high and low voltage switch control cabinet |
| CN110176724B (en) * | 2019-04-29 | 2020-06-19 | 淮南万泰电气有限公司 | Constant-temperature high-waterproofness power distribution cabinet body and working method thereof |
| CN210323870U (en) * | 2019-05-21 | 2020-04-14 | 新世界发展有限公司 | Building energy consumption management system |
| CN210536050U (en) * | 2019-09-21 | 2020-05-15 | 杭州中翊输配电设备有限公司 | Power cabinet |
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Effective date of registration: 20220929 Address after: No. 76, Building 15, Huangshaping Innovation Park, Guanshaocheng Phase I, Wujiang District, Shaoguan City, Guangdong Province, 512029 (only for office use) Patentee after: Guangdong Junhua Intelligent Technology Co.,Ltd. Address before: 510665 room 909b, Jiayue building, 38 Zhongshan Avenue middle, Tianhe District, Guangzhou City, Guangdong Province (office use only) Patentee before: Guangzhou Xingyin Technology Co.,Ltd. |