CN115311953A - Outdoor LED display module and LED display screen - Google Patents
Outdoor LED display module and LED display screen Download PDFInfo
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- CN115311953A CN115311953A CN202210985445.4A CN202210985445A CN115311953A CN 115311953 A CN115311953 A CN 115311953A CN 202210985445 A CN202210985445 A CN 202210985445A CN 115311953 A CN115311953 A CN 115311953A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/302—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements characterised by the form or geometrical disposition of the individual elements
- G09F9/3026—Video wall, i.e. stackable semiconductor matrix display modules
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
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Abstract
The invention discloses an outdoor LED display module which comprises a bottom shell and a top cover, wherein the bottom shell is connected with the top cover to form a shell, an LED display module is arranged in the shell, flow guide grooves are formed in the periphery of the shell, the upper end of the top cover protrudes out of the top end of the bottom shell to form a water baffle plate, the lower end of the top cover is recessed in the bottom end of the bottom shell to form an installation step, and the size of the protrusion of the upper end of the top cover out of the bottom shell is equal to the size of the protrusion of the lower end of the top cover in the bottom shell. The invention also discloses an outdoor LED display screen which comprises a plurality of LED display modules, wherein the LED display modules are spliced and connected through the stainless steel diversion trenches to form the LED display screen, the water baffle plate of the next LED display module layer is inserted into the mounting step of the previous LED display module layer, and the stainless steel diversion trenches are vertically arranged along the splicing positions of two adjacent LED display modules, so that the strong magnets on the LED display modules are connected with the stainless steel diversion trenches.
Description
Technical Field
The invention relates to the technical field of LED display screens, in particular to an outdoor LED display module and an LED display screen.
Background
An LED display screen, a flat panel display, is composed of LED module panels, and is a device for displaying various information such as characters, images, videos and the like. The LED display screen has the advantages of bright color, wide dynamic range, high brightness, long service life, stable and reliable work and the like, and is widely applied to industries and application environments of various commercial media, cultural performance markets, stadiums, information dissemination, news release, security trading and the like, and in various application environments, the classification of outdoor LED display screens exists. The outdoor environment is most characterized by the resistance to rain, as opposed to the indoor environment, and waterproofing is essential for electrical components.
The existing outdoor LED display screen usually pre-installs an LED display module in a small metal frame (namely a box) in advance to form an LED display module, then installs a plurality of LED display modules on a large metal frame (namely a steel structure), and then splices and installs on the surface of a building body. For such a structure, the high specific gravity of the steel material results in a large overall weight, a long project cost and production, manufacturing and installation cycle time, and a reduced profit of the project.
On mechanical structure, outdoor waterproof, water guide and hydrophobic requirement for there are multiple seal structure and water guide structure in the design of box, make the box appearance more complicated, increase the manufacturing difficulty, the box still possesses the effect that supports LED display module assembly simultaneously, has convex bearing structure in addition to the framework that bears in the design. In addition, for reducing the on-the-spot installation degree of difficulty, box and steel construction can add the lock body structure that does benefit to quick installation and similar structure such as, make things convenient for quick concatenation between two boxes. The steel structure used for field installation is basically designed by adopting a frame structure or a bracket structure as a box body in order to support and install the LED display module in the frame structure, and a reinforcing part and a supporting part are necessary structures. And the multiple designs are overlapped, so that the overall structure of the LED display screen is too bulky, the number of components is large, the complexity of the overall structure is improved, and the cost control and the manufacturing period reduction are not facilitated.
Disclosure of Invention
In order to overcome the defects that in the prior art, an LED display screen needs to be designed with various components to meet the requirements of outdoor water resistance, splicing and installation, and the overall structure is complex and bloated, the invention provides an outdoor LED display module and an LED display screen, and the installation structure of the LED display module is redesigned, a metal frame box body and a steel structure are abandoned, a shell of the LED display module is formed by connecting a bottom shell and a top cover, and is connected with a stainless iron diversion trench through magnetic attraction to complete installation, the diversion trench formed by splicing the bottom shell and the top cover forms a water guide and drainage flow channel, meanwhile, the upper end of the top cover is protruded, the lower end is recessed, a structure with mounting steps matched with a water baffle plate is formed, the splicing speed and convenience are improved, the components of the LED display screen are simplified into the stainless iron diversion trench, the bottom shell, the top cover and four components of strong magnets, the structure of the LED display screen is greatly simplified, and the cost control and the manufacturing period reduction are facilitated.
The technical scheme of the invention is as follows:
the utility model provides an outdoor LED display module, includes drain pan and top cap, the drain pan with the top cap is connected and is formed the casing, the built-in LED display module assembly of casing, set up the guiding gutter around the casing, the upper end protrusion of top cap the top of drain pan forms the breakwater, the lower extreme indent of top cap in the bottom of drain pan forms the installation step, the protrusion of top cap upper end the size of drain pan equals the size of top cap lower extreme indent in the drain pan.
In the outdoor LED display module, the end face, away from the bottom shell, of the top cover is provided with the plurality of strong magnets.
Furthermore, the powerful magnets are arranged on the edges of the two sides of the top cover.
Furthermore, the diameters of the two ends of the powerful magnet are different, wherein the end with the smaller diameter is provided with a connecting thread, and the end with the smaller diameter of the powerful magnet is connected with the top cover through the connecting thread.
The outdoor LED display module comprises a substrate and a circuit board, wherein the circuit board is arranged on the substrate, a plurality of LED luminous bodies and a control chip are arranged on the circuit board, the control chip is connected with the LED luminous bodies, and the circuit board is provided with a signal output port, a signal input port and a power input port.
Furthermore, the top cover is provided with a power supply plug port, a signal output plug port and a signal input plug port, the power supply plug port is connected with the power supply input port, the signal output plug port is connected with the signal output port, and the signal input plug port is connected with the signal input port.
In the outdoor LED display module, the end surface of the top cover, which is far away from the bottom case, is provided with a plurality of mounting holes.
An outdoor LED display screen comprises a plurality of LED display modules which are spliced and connected through a stainless iron diversion trench to form the LED display screen,
the water baffle plate of the LED display module of the next layer is inserted into the mounting step of the LED display module of the previous layer,
the stainless iron diversion trench is vertically arranged along the splicing position of two adjacent lines of the LED display modules, so that the powerful magnet on the LED display modules is connected with the stainless iron diversion trench.
In the outdoor LED display screen, the diversion trench at the bottom of the upper layer of the LED display module is spliced with the diversion trench at the top of the lower layer of the display module to form the transverse diversion trench,
the diversion trenches between two adjacent lines of the LED display modules are spliced to form vertical diversion trenches,
the transverse diversion trenches and the vertical diversion trenches are communicated with each other to form a reticular flow channel.
The outdoor LED display screen is characterized in that the stainless iron diversion trench is of a groove-shaped structure, the concave part of the groove-shaped structure is opposite to the adjacent two lines of connecting parts of the LED display modules, and the powerful magnet is connected with the bottom of the groove-shaped structure in an adsorption mode.
Furthermore, the thickness of the groove-shaped structure is larger than the depth of the concave part of the groove-shaped structure.
In the outdoor LED display screen, the upper end and the lower end of the joint of the mounting step and the water baffle are both provided with the powerful magnets.
In the outdoor LED display screen, the stainless iron diversion trench is made of iron which is subjected to surface treatment and does not rust, such as galvanized iron or oxidized iron.
Foretell outdoor LED display screen, a plurality of distances of interval, stainless iron guiding gutter sets up anti-drop hasp outward, adjacent four are connected respectively to the four corners of anti-drop hasp LED display module.
Further, the anti-drop hasp is the character cut in bas-relief, the both sides wing of anti-drop hasp respectively through connecting screw with LED display module's mounting hole is connected, the well wing of anti-drop hasp covers the outside of nonrust indisputable guiding gutter.
Furthermore, each row of the LED display modules are provided with the anti-falling lock catches, and the anti-falling lock catches are arranged at intervals of one row of the LED display modules.
The utility model provides an foretell outdoor LED display screen, LED display module connects the power pack, the built-in switching power supply of power pack, switching power supply's power input end is connected with external power source, waterproof boat joint just is connected to switching power supply's power output end waterproof boat joint stretches out the surface of power pack, waterproof boat joint with LED display module's power grafting port is pegged graft.
The outdoor LED display screen comprises the following mounting steps
S1, arranging the stainless iron diversion trench on the surface of a building body;
s2, installing a waterproof power supply box between the stainless iron diversion trenches and completing wiring of the power supply box;
s3, mounting the powerful magnets and ensuring the heights of the exposed parts of the powerful magnets to be consistent;
s4, installing the LED display modules on the stainless iron diversion trench through the powerful magnets, and completing signal wiring of two adjacent LED display modules;
and S5, additionally installing an anti-drop lock catch.
Furthermore, the cable adopts an aerial waterproof cable.
Further, along the laying sequence of the LED display modules, the signal output plugging port of the LED display module at the upper end is connected to the signal input plugging port of the LED display module at the lower end through a waterproof signal cable.
The invention according to the above scheme has the advantages that,
1. the weight of the engineering main body of the LED display screen and the project cost are reduced. The LED display module is only arranged in a waterproof shell, the installation structure only comprises the stainless iron diversion trench, the traditional LED display screen box body is not provided, the LED display module belongs to a box body-free structure, and a brand-new LED display screen installation mode without a steel structure is adopted. Compared with the LED display screen in the prior art, the LED display screen has no steel structure for splicing the module and the box, thereby reducing the weight of the steel structure with the maximum weight and part of the box in the constituent elements of the LED display screen, saving materials, reducing the material cost and the manufacturing cost, reducing the whole manufacturing cost of the LED display screen project and greatly reducing the project cost. In addition, the weight reduction not only can greatly reduce project cost, but also can greatly reduce the requirements on the installation buildings of the LED display screen, can meet the requirements on installing outdoor LED display screens in old buildings with a certain age, light glass curtain walls and the like, and the weight of the LED display screen can be almost ignored relative to the buildings.
2. The LED display module adopts a box-free structure, can perform front maintenance on the LED display screen on the front side, and is favorable for the maintenance of the LED display screen in the later period.
3. The project construction period is shortened, and the field installation efficiency is improved. Firstly, the reduction of the structural members of the main weight of the LED display screen can obviously shorten the manufacturing period of the structural members and greatly reduce the preparation period of materials. Secondly, the assembly of the box body in the prior art comprises module positioning, assembly, screwing, power supply installation, system card installation, fan installation, receiving, vibration test, waterproof test, high-voltage test, grounding test and the like. In addition, when the steel structure is installed on site, the steel structure is not needed, and welding, assembling, rust prevention treatment and the like of the steel structure on site can be omitted. In sum, the construction period of the whole project is shortened, and the time required for field installation can be reduced. In addition, LED display module's concatenation in this application, owing to there is the cooperation relation of breakwater and installation step, its fore-and-aft concatenation is more simple, convenient, and the installation of the nonrust indisputable guiding gutter of leveling of earlier stage, position determination has greatly reduced later stage LED display module's concatenation required time simultaneously, and magnetism is inhaled the mounting means and is easily adjusted also, and for the installation of the waterproof box body of heaviness, light in weight, the mounting means is simple, the LED display module of easily adjusting can accomplish the installation sooner.
4. The structure setting of drain pan and top cap has satisfied the hydrophobic effect with the installation adjustment of water conservancy diversion simultaneously. Because the assembly relation between the water baffle and the installation step, the distance between the LED display modules, the relative position, the splicing foundation and the flatness have unique reference surfaces, the spliced LED display screen has good flatness, and meanwhile, the quick splicing is also favorable for realizing the quick splicing, the workload of installation workers is reduced, and the technical level requirement on the installation workers is reduced.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an LED display module.
Fig. 2 is a schematic view of a part of the structure of the LED display screen.
Fig. 3 is a partially enlarged view of fig. 2.
Fig. 4 is a flow chart of the installation of the LED display screen.
Wherein, in the figures, the respective reference numerals:
1. a bottom case; 2. a top cover; 21. a water baffle; 22. mounting a step; 23. inputting a signal into the plugging port; 24. a signal output plug port; 25. a power supply plug port; 26. mounting holes; 3. a diversion trench; 31. a vertical diversion trench; 32. a transverse diversion trench; 4. a stainless iron diversion trench; 5. a strong magnet; 6. anti-falling lock catches; and 7, LED display module.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
An outdoor LED display module is shown in figure 1 and comprises a bottom shell 1 and a top cover 2, wherein the bottom shell 1 is connected with the top cover 2 to form a shell, an LED display module is arranged in the shell, a diversion trench 3 is formed around the shell, the upper end of the top cover 2 protrudes out of the top end of the bottom shell 1 to form a water baffle plate 21, the lower end of the top cover 2 is inwards concave in the bottom end of the bottom shell 1 to form an installation step 22, and the size of the upper end of the top cover 2 protruding out of the bottom shell 1 is equal to the size of the lower end of the top cover 2 inwards concave in the bottom shell 1.
The utility model provides an outdoor LED display screen, as shown in fig. 2, 3, including a plurality of foretell LED display module 7, a plurality of LED display module 7 concatenates and connects through stainless iron guiding gutter 4 and form the LED display screen, the breakwater 21 of lower floor LED display module 7 inserts the installation step 22 department of upper story LED display module 7, stainless iron guiding gutter 4 is along the vertical setting of the concatenation department of two adjacent LED display module 7 for strong magnet 5 on the LED display module 7 is connected with stainless iron guiding gutter 4.
The LED display module 7 mainly includes a set of LED electrical components, which are LED display modules, and an external housing for carrying the LED display modules, which is the same as the LED display modules in the prior art, and includes a circuit board, LED components, and the like, and no further description is given here. The outer shell for accommodating the LED display module plays a waterproof role, wherein the diversion trenches 3 on the side surfaces of the bottom shell 1 and the top cover 2 are spliced to form a circle of waterproof, water guiding and draining trenches around the shell, so that water around the LED display module 7 flows into the diversion trenches 3 and flows downwards along the diversion trenches 3 to the two sides in the vertical direction, and finally the range of the LED display module 7 is discharged. This guiding gutter 3's structure can play the water conservancy diversion effect well in outdoor rainy day environment, and the rainwater on the LED display module 7 that drips can flow in the waterproof groove fast, concentratedly when flowing along LED display module 7 to along with the accumulation of rainwater, automatically, form rivers and flow along the waterproof groove, naturally fall along the edge of LED display module 7. Because the height of the water baffle 21 is far higher than the end face of the diversion trench 3, under the condition of large water flow, the water flow still cannot overflow to affect various electric ports for plugging on the other end face of the top cover 2.
Besides, the shape fit between the water baffle 21 and the mounting step 22 is beneficial to adjusting the relative position between the LED modules. In the process of splicing the plurality of LED display modules 7 to form the LED display screen, the LED display modules 7 on the upper layer and the LED display modules 7 on the lower layer can be directly spliced, and the splicing is not limited by the relative positions of an external frame or other structures. The upper end of the top cover 2 protrudes out of the bottom shell 1, and the lower end of the top cover is recessed in the bottom shell 1, so that when the upper layer of LED display modules 7 and the lower layer of LED display modules 7 are spliced, the water baffle 21 of the lower layer of LED display modules 7 can be inserted into the installation step 22 of the upper layer of LED display modules 7, and the upper layer of LED display modules 7 and the lower layer of LED display modules 7 are spliced. Because the assembled relation of installation step 22 and breakwater 21, namely, the size of installation step 22 indent in drain pan 1 tip is the same with the size of breakwater 21 is higher than the tip of drain pan 1, make the thickness of breakwater 21 the same with the thickness of installation step 22 again, so, terminal surface parallel and level around LED display module 7 can guarantee after the assembly of upper and lower two-layer, interval between upper and lower two-layer LED display module 7 is certain, need not to carry out the level correction to the reference surface of LED module, also need not to realize the restriction and the bearing installation of the position between the LED module through metal frame's box structure.
In this embodiment, the LED display module includes a substrate and a circuit board, the circuit board is disposed on the substrate, the circuit board is disposed with a plurality of LED illuminators and a control chip, the control chip is connected to the LED illuminators, and the circuit board is disposed with a signal output port, a signal input port and a power input port, which are basically an assembly of LED electrical components. The top cover 2 is provided with a power supply plug port 25, a signal output plug port 24 and a signal input plug port 23, the power supply plug port 25 is connected with the power supply input port, the signal output plug port 24 is connected with the signal output port, and the signal input plug port 23 is connected with the signal input port.
The other end face, far away from the bottom shell 1, of the top cover 2 is provided with a plurality of strong magnets 5, and the strong magnets 5 are arranged on the edges of two sides of the top cover 2 of the LED display module 7. In this embodiment, the diameter of one end of each strong magnet 5 is smaller, the diameter of the other end of each strong magnet is larger, and the end with the smaller diameter is provided with a connecting thread, so that the strong magnets 5 are connected with the top cover 2 through the connecting threads. In other embodiments, the shape and structure of the powerful magnet 5 are not fixed, and it is sufficient that it can be stably disposed on the top cover 2 and achieve the connection between the LED module and the stainless steel guiding groove 4.
The stainless iron diversion trench 4 is of a groove-shaped structure, the inward concave part of the groove-shaped structure is opposite to the connection part of the two adjacent lines of LED display modules 7, and the powerful magnet 5 is connected with the groove bottom of the groove-shaped structure in an adsorption manner. In this embodiment, the shape of powerful magnet 5 and the shape of stainless steel guiding gutter 4 match each other, have the effect of cooperation installation, are favorable to increasing connection stability. In addition, the thickness of the groove-shaped structure is larger than the depth of the concave part, the concave part is a connection point of the strong magnet 5, and the thickness is set to enhance the connection strength between the groove-shaped structure and the strong magnet 5. On the other hand, the structure of the LED display module 7 adopted by the invention is a box-free structure, and a metal frame and a steel structure with larger weight do not exist, so that the connection of the LED display module 7 can be completed through the strong magnet 5, and the adsorption force of the strong magnet 5 can meet the requirement of connection strength.
In this embodiment, the stainless steel guide groove 4 is made of stainless steel. Due to the requirements of outdoor environment and rust prevention and the magnetic connection requirement of the LED display module 7, the stainless iron diversion trench 4 is made of a material which is not rusted, has good outdoor environment adaptability and can be magnetically adsorbed.
Preferably, in order to improve the connection stability between the LED display module 7 and the stainless steel guiding groove 4, the anti-falling lock catch 6 is arranged along the groove-shaped structure of the stainless steel guiding groove 4 at a certain distance. Four corners of the anti-falling lock catch 6 are respectively connected with four adjacent LED display modules 7. The other end face of the top cover 2 is provided with a plurality of mounting holes 26. Anti-drop hasp 6 is the character cut in bas-relief, and the both sides wing of anti-drop hasp 6 is connected with LED display module 7's mounting hole 26 through connecting screw respectively, and the well wing of anti-drop hasp 6 covers in the outside of nonrust indisputable guiding gutter 4, realizes the effect of locking anticreep.
The diversion trench 3 at the bottom of the upper layer of LED display module 7 is spliced with the diversion trench 3 at the top of the lower layer of display module to form a transverse diversion trench 32, the diversion trenches 3 between two adjacent rows of LED display modules 7 are spliced to form a vertical diversion trench 31, and the transverse diversion trench 32 is communicated with the vertical diversion trench 31 to form a netted flow channel. When LED display module 7 splices and forms the LED display screen, the netted runner of constitution can effectively dredge the rainwater, prevents the accumulation of rainwater. On the other hand, the LED display module 7 that constitutes the LED display screen splices closely the nature height, and the roughness is high, and rainwater forward flow ability is high, and rainwater accumulation ability is low, and the drainage effect of guiding gutter 3 adds, and the rainwater can flow out the region of LED display screen's place very fast. In addition, the stainless iron diversion trench 4 with a groove-shaped structure can also form a relatively closed drainage channel with the vertical diversion trench 31, so that overflow and splashing of excessive water are prevented, and the waterproof performance of the LED display screen is improved.
In another embodiment, the LED display screen is a curved screen, the LED display modules 7 are curved structures, all the LED display modules 7 forming the same LED display screen are designed to be mutually matched, the guiding gutter 3 presents a radian design according to the requirements of the LED display screen, and the transverse guiding gutter 32 forms a curved structure after the LED display modules 7 are spliced. In addition, still include LED display module 7's drain pan 1 and the crooked setting of breakwater 21, the relative mounted position of breakwater 21 and installation step 22 all does not change with the mode, and the radian of the LED display module 7 of same row on the LED display screen is the same to longitudinal concatenation is convenient for. The LED display module 7 constituting the curved screen in the present embodiment is more required in terms of the compatibility than the flat screen.
In this embodiment, as shown in fig. 4, the steps of mounting the LED display screen are as follows.
And S1, arranging the stainless iron diversion trench 4 on the surface of a building body.
The LED display screen is characterized in that the installation reference of the LED display screen is a stainless iron diversion trench 4, an LED display module 7 is arranged on the stainless iron diversion trench 4, the position of the stainless iron diversion trench 4 determines the arrangement position of the LED display screen, and the stainless iron diversion trench 4 is fixed on a bearing construction member. For example, in the conventional installation method of the LED display screen, the bearing structures are installed on the building as the reference structure of the LED display screen, and the relative positions of the bearing structures need to be paid attention to during construction, and the distance between the bearing structures also needs to be strictly designed.
The stainless iron guiding gutter 4 is the groove-shaped structure, makes the tank bottom aim at bearing the structure and installs one by one, and the mounting means is mostly fixed installation, like high strength bolt connects, hasp connection etc.. The installation process takes care to maintain spacing and leveling.
And S2, installing a waterproof power supply box between the stainless iron diversion trenches 4 and completing wiring of the power supply box.
The LED display module 7 is connected with a power supply box, a switch power supply and a system card are arranged in the power supply box, the power supply input end of the switch power supply is connected with an external power supply, the power supply output end of the switch power supply is connected with a waterproof aerial connector, the waterproof aerial connector extends out of the surface of the power supply box, and the waterproof aerial connector is plugged into a power supply plugging port 25 of the LED display module 7.
One end of the waterproof power box close to the LED display module 7 is provided with a connecting plug, the LED display module 7 is provided with a plurality of plug ports, the waterproof power box is in contact connection with the LED display module 7, and the connecting plug is inserted into the connecting ports, so that a power supply and a system card which are arranged in the waterproof power box are connected with the LED display module 7.
Similar to the LED display module 7, the power supply box is basically designed as a box-shaped structure made of waterproof material, all the parts needing electrical connection are realized by the protrusion of the waterproof aerial connector, and the fixing structure fixed on the bearing structure member should be waterproof as well.
The power supply wiring of the power supply box comprises three wires of a zero wire, a ground wire and a live wire, and the wiring of an internal power supply is completed by utilizing a gap between a front shell and a rear shell which form the power supply box through the bottom of the power supply box, or wiring openings communicated in the horizontal direction of the wiring are arranged at two sides of the power supply box. After wiring is completed, the front shell and the rear shell need to be locked through screws. The power supply connection also comprises a 220V high-voltage line and a 5V low-voltage line.
And S3, installing the strong magnet 5 and ensuring the exposed parts of the strong magnet 5 to be consistent in height.
The strong magnet 5 is used as an intermediate structure of the stainless iron diversion trench 4 connected with the LED display module 7, and the connection stability between the strong magnet 5 and the LED display module 7 is ensured if necessary. In this embodiment, the strong magnets 5 are screwed into the mounting holes 26 on the surface of the top cover 2 by means of a screw connection, and the height of the screwed-out portion of each magnet is ensured to be uniform.
And S4, installing the LED display modules 7 on the stainless iron diversion trench 4 through the powerful magnets 5, and completing signal connection of two adjacent LED display modules 7.
The strong magnet 5 is connected with the stainless iron diversion trench 4 in an adsorption manner, and the stainless iron diversion trench 4 is connected with the LED display module 7. Because the stainless iron diversion trench 4 is a long-strip trench structure, the LED display modules 7 can be spliced into a row with a corresponding height in advance, and then the installation of the LED display modules 7 is completed through the adsorption of the strong magnet 5. Preferably, the tank bottom of nonrust indisputable guiding gutter 4 can set up the magnetism groove of inhaling that is used for powerful magnet 5 to connect, makes powerful magnet 5 and magnetism groove gomphosis be connected, and the installation convenience degree further reduces with the concatenation degree of difficulty, and the concatenation assembling relation between LED display module 7 also can obtain guaranteeing.
Regarding the signal input of the LED display module 7, the signal line adopts a waterproof cable, and along the laying sequence of the LED display module 7, the signal output plug port 24 of the LED display module 7 at the upper end is connected to the signal input plug port 23 of the LED display module 7 at the lower end through the waterproof signal cable, and so on. The end of the waterproof cable is also an aviation waterproof connecting end, and the connection between signals is realized by inserting the signal input plugging port 23 and the signal output plugging port 24 on the top cover 2 of the LED display module 7.
And S5, additionally installing an anti-falling lock catch 6.
The anti-falling lock catch 6 is used as a reinforcing measure for connection between the stainless iron diversion trench 4 and the LED modules and is arranged at a position among the LED modules as far as possible. In this embodiment, four connection points of the anti-falling lock catch 6 and the LED display module 7 correspond to four adjacent four-corner LED modules, each row of LED display modules 7 needs to be provided with the anti-falling lock catch 6, and the LED display modules 7 at an interval are provided with one anti-falling lock catch 6. So design, except that the LED display module 7 that is provided with anti-drop hasp 6 is connected and is received the reinforcement, the LED display module 7 that is not provided with anti-drop hasp 6 of middle spaced, the bottom receives the water baffle 21 at next floor LED display module 7 top spacing, outside motion receives the restriction, and there is strong magnet 5's absorption along the vertical direction of stainless iron guiding gutter 4, whole outside motion tendency is limited, so can not take place the dropout phenomenon with regard to individual layer LED display module 7, and the LED display module 7 at upper and lower both ends then has anti-drop hasp 6 to lock, holistic steadiness can obtain guaranteeing.
In addition, in order to improve the stability of the adsorption connection of the strong magnets 5, the intervals between the strong magnets 5 arranged at the edges of the LED display modules 7 are not necessarily equal, and the strong magnets 5 may be arranged at the connection weak points in a targeted manner, for example, the connection of the LED display modules 7 in the longitudinal direction is based on the fitting and installation of the water guard 21 and the installation step 22, and therefore, the strong magnets 5 may be arranged at the upper and lower ends of the connection region between the water guard 21 and the installation step 22, so that when the water guard 21 and the installation step 22 are connected with each other, the strong magnets 5 of the LED display modules 7 of the previous layer and the LED display modules 7 of the next layer are respectively arranged at the upper and lower ends of the connection region between the water guard 21 and the installation step 22, and at the same time of improving the connection stability between the water guard 21 and the installation step 22, for the layer of the LED display modules 7 not provided with the anti-falling buckles 6, the adsorption action of the strong magnets 5 is enhanced at the top, the possibility of falling off is further reduced, and the possibility of accidental falling off under the action of external force is also reduced.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides an outdoor LED display module, its characterized in that, includes drain pan and top cap, the drain pan with the top cap is connected and is formed the casing, the built-in LED display module assembly of casing, set up the guiding gutter around the casing, the upper end protrusion of top cap the top of drain pan forms the breakwater, the lower extreme indent of top cap in the bottom of drain pan forms the installation step, top cap upper end protrusion the size of drain pan equals the size of top cap lower extreme indent in the drain pan.
2. An outdoor LED display module according to claim 1, wherein the top cover is provided with a plurality of strong magnets at an end surface thereof away from the bottom cover.
3. An outdoor LED display screen, which is characterized by comprising the LED display module of any one of claims 1-2, a plurality of the LED display modules are spliced and connected through a stainless steel diversion trench to form the LED display screen,
the water baffle plate of the LED display module of the next layer is inserted into the mounting step of the LED display module of the previous layer,
the stainless iron diversion trench is vertically arranged along the splicing position of the two adjacent lines of the LED display modules, so that the powerful magnet on the LED display modules is connected with the stainless iron diversion trench.
4. The outdoor LED display screen of claim 3, wherein the flow guide grooves at the bottom of the LED display modules in the upper layer are spliced with the flow guide grooves at the top of the LED display modules in the lower layer to form transverse flow guide grooves,
the diversion trenches between two adjacent lines of the LED display modules are spliced to form vertical diversion trenches,
the transverse diversion trenches and the vertical diversion trenches are communicated with each other to form a reticular flow channel.
5. The outdoor LED display screen of claim 3, wherein the stainless iron diversion trench is of a groove-shaped structure, the concave part of the groove-shaped structure is opposite to the joint of two adjacent columns of the LED display modules, and the powerful magnet is in adsorption connection with the bottom of the groove-shaped structure.
6. The outdoor LED display screen of claim 3, wherein the powerful magnets are arranged at the upper end and the lower end of the joint of the mounting step and the water baffle.
7. The outdoor LED display screen of claim 3, wherein the stainless steel guiding groove is provided with an anti-falling lock catch at intervals, and four corners of the anti-falling lock catch are respectively connected with four adjacent LED display modules.
8. The outdoor LED display screen of claim 3, wherein the LED display module is connected to a power supply box, the power supply box is internally provided with a switching power supply, a power input end of the switching power supply is connected to an external power supply, a power output end of the switching power supply is connected to a waterproof aerial connector, the waterproof aerial connector extends out of the surface of the power supply box, and the waterproof aerial connector is plugged into a power plug port of the LED display module.
9. The outdoor LED display of claim 3, wherein the mounting step comprises
S1, arranging the stainless iron diversion trench on the surface of a building body;
s2, installing waterproof power boxes between the stainless iron diversion trenches and completing wiring of the power boxes;
s3, mounting the powerful magnets and ensuring the heights of the exposed parts of the powerful magnets to be consistent;
s4, installing the LED display modules on the stainless iron diversion trench through the powerful magnets, and completing signal wiring of two adjacent LED display modules;
and S5, additionally installing an anti-falling lock catch.
10. The outdoor LED display screen of claim 9, wherein along the laying sequence of the LED display modules, the signal output plug port of the LED display module at the upper end is connected to the signal input plug port of the LED display module at the lower end through a waterproof signal cable.
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| CN115311953B (en) | 2024-03-01 |
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