CN103065559B - Light-emitting diode (LED) grid screen - Google Patents
Light-emitting diode (LED) grid screen Download PDFInfo
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- CN103065559B CN103065559B CN201210586258.5A CN201210586258A CN103065559B CN 103065559 B CN103065559 B CN 103065559B CN 201210586258 A CN201210586258 A CN 201210586258A CN 103065559 B CN103065559 B CN 103065559B
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- 238000010276 construction Methods 0.000 claims description 9
- 230000002787 reinforcement Effects 0.000 claims description 7
- 241000826860 Trapezium Species 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000006978 adaptation Effects 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229910000746 Structural steel Inorganic materials 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
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- 238000003032 molecular docking Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
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Abstract
The invention discloses a light-emitting diode (LED) grid screen which comprises a hanging beam and a plurality of unit screens. The unit screens are combined to form a large screen hung under the hanging beam. Each unit screen comprises an electrical appliance box, two lateral frames arranged in a left-right mode and two modules arranged vertically. The two modules arranged vertically are connected through the electrical appliance boxes and the two lateral frames, the electrical appliance boxes are installed in the middle portion of the back sides of bottom casings of the two modules, and the two lateral frames are respectively installed on the left side and the right side of the back sides of the bottom casings of the two modules. The hanging beam comprises a plurality of main beams, a plurality of connecting beams, hanging devices and unit screen connecting devices, wherein the end portions of adjacent main beams are connected through the connecting beams. The hanging devices are fixed at the upper portions of the main beams, and the unit screen connecting device is arranged at the lower portions of the main beams, and the unit screen connecting devices are arranged at lower portions of the main beams. The LED grid screen is simple in structure, the display screen is fixedly installed in a mode that the screen is hung through the hanging beam, and the manufacture cost of a display screen fixing structure frame is remarkably reduced. The LED grid screen adopts a modular assembling mode, is high in dismantling efficiency and simple and flexible in maintenance, can save manpower and material resources and greatly meets the market demand.
Description
[technical field]
The present invention relates to LED grid screen, particularly relate to a kind of LED grid screen.
[background technology]
Grid screen is the one of LED display, and traditional grid screen to be assembled on an overall framework by many LED display lamp bars and to form.A large grid screen, need on framework, install a lot of lamp bar, cannot realize modularization, installment work is loaded down with trivial details, installation effectiveness is low, and the consistance not easily reaching outward appearance with the distribution of circuit laid by the electrical equipment of grid screen.Dismounting, maintenance inconvenience.
In field of LED display, the fixed form of display screen, adopts steel frame construction to fix mostly.The steel frame construction of tradition supporting grid screen, takes up room large, complex structure, and quality load increases, and cost and labour cost increase, and cannot make full use of the favorable factor that unit shields the structure that is locked.
[summary of the invention]
The technical problem to be solved in the present invention be to provide a kind of structure simple, be convenient to assembling, installation effectiveness is high, is convenient to the LED grid screen of dismounting, maintenance.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is, a kind of LED grid screen, and comprise hanging beam, plural module unit screen, the left and right syndeton of unit screen and upper and lower syndeton, described unit screen is combined into giant-screen and is suspended on below hanging beam; Two modules that described unit screen comprises electrical appliance kit, two side frames that left and right is arranged and arranges up and down; Described module comprises the module drain pan of the rectangle of lateral arrangement, and the front of module drain pan is provided with complex root LED lamp bar; Two modules arranged up and down are connected with two side frames by electrical appliance kit, and electrical appliance kit is arranged on the middle part at two module drain pan back sides, and two side frames are arranged on the left and right sides at two module drain pan back sides respectively; Described hanging beam comprises complex root girder, complex root tie-beam, erecting by overhang and unit screen coupling arrangement, and the end of adjacent girder is connected by tie-beam; Erecting by overhang is fixed on the top of girder, and unit screen coupling arrangement is arranged in the bottom of girder; Left and right syndeton comprises two covers and connects lock, connects lock and comprises tapered end and snap close; The tapered end of left and right syndeton and snap close are separately fixed on the side frame of not homonymy; Upper and lower syndeton comprises two, left and right hook, two, left and right lateral pin, two cover connection lock and 4 blocks of Angle connection plates, connects lock and comprises tapered end and snap close; Two, left and right hook is separately fixed at the upper end of two side frames in left and right, and two, left and right lateral pin is separately fixed at the lower end of two side frames in left and right; Two covers of upper and lower syndeton connect the both sides that lock is arranged in electrical appliance kit, and 4 blocks of Angle connection plates are arranged in 4 angular positions of electrical appliance kit, and are connected with the sidewall of electrical appliance kit; The tapered end of upper and lower syndeton is fixed on the upper Angle connection plate of electrical appliance kit, and snap close is fixed on the lower dihedral web joint of electrical appliance kit.
Above-described LED grid screen, the middle part at the module drain pan back side comprise rectangle outstanding enclose frame, enclose frame and vertically arrange; Electrical appliance kit is vertically arranged, length equals the length that two are enclosed frame; Enclose frame and comprise a plurality of electrical appliance kit hold-down nut post, the base plate of electrical appliance kit comprises a plurality of screw hole, electrical appliance kit gib screw is through the screw hole of electrical appliance kit, electrical appliance kit is arranged on and encloses on the rear end face of frame by screw-in electrical appliance kit hold-down nut post, and the middle part of two module drain pans links together by electrical appliance kit.
Above-described LED grid screen, the back side of module drain pan comprises Nut column and 4 side frame register pins of 4 fixation side frames, the Nut column of fixation side frame and the four corners position of side frame layout of pins at the back side of module drain pan; Side frame is bathtub construction, the base plate of side frame bathtub construction respectively comprises two dowel holes and two screw holes, described dowel hole and described register pin adaptation, frame gib screw is through the Nut column of the fixation side frame of the screw hole screw-in module drain pan of two side frames, two side frames are separately fixed at the both sides of module drain pan, the two ends of two module drain pans link together by two side frames.
Above-described LED grid screen, tapered end comprises lock shaft, fixed head, locking swivel nut and lock shaft spring, and fixed head comprises lock shaft hole, and locking swivel nut comprises lock shaft spring eye, and the rear portion of lock shaft spring eye comprises internal thread; Lock shaft is pre-small post-large multidiameter, and rear end comprises knob, and front end comprises transverse axis; Lock shaft is through locking swivel nut and fixed head, and transverse axis is exposed at the outside of fixed head, the external thread on the thick axle in rear portion of lock shaft and the screw-internal thread fit of locking swivel nut; Lock shaft spring housing is on the thin axle of lock shaft, and one end is against on fixed head, and the other end is against on the step of lock shaft; Snap close comprises through hole and the lock shaft groove of prolate shape, and the opening of prolate shape through hole long axis direction is greater than the length of transverse axis, and the direction of lock shaft groove is vertical with the long axis direction of prolate shape through hole.
Above-described LED grid screen, comprise the transverse positioning mechanism of unit screen, transverse positioning mechanism comprises Liang Ge bolt driving mechanism and two pin-and-hole seats, and pin hole is arranged at the bottom of pin-and-hole seat; Bolt driving mechanism comprises fastening screw, plug housing, the handle of hollow, handle back-moving spring and latch screw; Plug housing is fixed on the upper end of side frame, and pin-and-hole seat is fixed on the lower end of side frame; The slideway that plug housing comprises fastening screw and the latch screw hole intersected vertically with slideway; Latch screw hole is prolate hole, and the long axis direction of latch screw hole is parallel with the direction of slideway, and the outer end of latch screw hole comprises the pod of handle; Handle comprises spring bearing bore, and latch screw passes spring bearing bore and the latch screw hole of handle, and lower end is threaded connection fixing with the fastening screw being arranged in slideway; Handle back-moving spring is enclosed within latch screw, and one end props up the head of latch screw, and the other end is against the bottom surface of handle spring bearing bore.
Above-described LED grid screen, girder comprises base plate, two pieces of risers and two suspension ring supports; Two pieces of riser lower ends are connected with base plate two ends respectively, and forming xsect is the girder of U-shaped; The top at riser two ends comprises the installation gap of right-angled trapezium, and two suspension ring supports are positioned at the opening of U-shaped girder upper end, respectively near described two installation gaps, connects two pieces of risers; Suspension ring support is U-shaped, is arranged in the opening of U-shaped girder upper end opening downly, and described erecting by overhang comprises two suspension ring, and two suspension ring are separately fixed on two U-shaped suspension ring supports; The base plate of girder comprises the dowel hole of a plurality of unit screen, described unit screen coupling arrangement comprises the snap close of a plurality of hook axle and a plurality of connection lock, hook axle and snap close are fixed on the base plate of girder, base plate below hook axle comprises hook emptiness avoiding hole, the base plate of the girder below snap close comprises and connects lock lock shaft hole.
Above-described LED grid screen, described tie-beam comprises outside framework and inner frame, and outside framework comprises two pieces of outside plates and two end plates, and outside plate is inverted isosceles trapezoid, two ends of two end plates lateral connection two pieces of outside plates; Inner frame comprises the arm-tie of two pieces of inner panels and plural block lateral connection inner panel; Described inner panel lining on the inwall of outside plate, and is fixed with outside plate; Outside plate is stretched out in the bottom of inner panel, and form the connecting portion of tie-beam, the bottom of inner panel comprises a plurality of connecting hole.
Above-described LED grid screen, comprises a plurality of Fixed latches, and described girder comprises location-plate, and location-plate connects two hypotenuses at girder riser installation gap position; Riser below erection of main beam breach comprises a plurality of pin hole; The connecting portion of tie-beam inserts in the groove that below erection of main beam breach, two risers are formed, and the end of tie-beam outside plate props up the location-plate of girder; Girder and tie-beam, through the pin hole of girder and the connecting hole of tie-beam, link together by Fixed latches; Girder comprises stiffening plate, and described stiffening plate is fitted on the inwall of riser below erection of main beam breach, and fixes with riser.
Above-described LED grid screen, module drain pan comprises framework and the complex root lamp bar groove of rectangle, and lamp bar groove comprises upper plate, lower plate, rear plate, rain visor and a plurality of reinforcements; Upper plate, lower plate are connected with the side plate of framework with the two ends of rear plate, and reinforcement is arranged apart along the long axis direction of lamp bar groove, the upper plate of connecting lamp bar groove, lower plate and rear plate; Lamp bar groove comprises the screw hole column of a plurality of fixed light bar pcb board, and screw hole column is connected with the upper plate of lamp bar groove, lower plate and rear plate respectively, and arranged apart along the long axis direction of lamp bar groove; Described LED lamp bar is connected by the screw hole column of screw with fixed light bar pcb board; Penetrating between the upper plate of adjacent two lamp bar grooves, lower plate, plural block web joint is comprised between the upper plate of adjacent two lamp bar grooves, lower plate, described web joint is connected with the upper plate of adjacent two lamp bar grooves, lower plate respectively, and arranged apart along the long axis direction of lamp bar groove; The quantity of lamp bar groove rain visor is identical with the quantity of LED in LED lamp bar, and rain visor is arranged in the top of LED accordingly, and the rear end of rain visor is connected with the upper plate of lamp bar groove.
LED grid screen structure of the present invention is simple, and the fixed installation of display screen adopts the mode of hanging beam hanging, considerably reduces the manufacturing cost of display screen fixed knot framework; Modular assembling mode, dismounting efficiency is high, easy maintenance flexible, can use manpower and material resources sparingly, greatly meet the demand in market.
[accompanying drawing explanation]
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
Fig. 1 is the front view of embodiment of the present invention LED grid screen.
Fig. 2 is the rear view of embodiment of the present invention LED grid screen.
Fig. 3 is the vertical view of embodiment of the present invention LED grid screen.
Fig. 4 is the upward view of embodiment of the present invention LED grid screen.
Fig. 5 is the left view of embodiment of the present invention LED grid screen.
Fig. 6 is the front view of embodiment of the present invention module drain pan.
Fig. 7 is that A in Fig. 6 is to cut-open view.
Fig. 8 is the partial enlarged drawing at I position in Fig. 6.
Fig. 9 is the rear view of embodiment of the present invention module.
Figure 10 is the exploded view of embodiment of the present invention electrical appliance kit and upper and lower latch mechanism.
Figure 11 is the exploded view of embodiment of the present invention module.
Figure 12 is the stereographic map of embodiment of the present invention module.
Figure 13 is the stereographic map of embodiment of the present invention unit screen.
Figure 14 is the partial enlarged drawing at II position in Figure 13.
Figure 15 is the partial enlarged drawing at III position in Figure 13.
Figure 16 is the rear view of embodiment of the present invention unit screen.
Figure 17 is the cut-open view of embodiment of the present invention bolt driving mechanism latch when stretching out.
Cut-open view when Figure 18 is embodiment of the present invention bolt driving mechanism's latch retract.
Figure 19 is the vertical view of embodiment of the present invention bolt driving mechanism plug housing.
Figure 20 is the stereographic map that the embodiment of the present invention connects lock.
Figure 21 is the stereographic map that the embodiment of the present invention connects another angle of lock.
Figure 22 is the sectional view that the embodiment of the present invention connects lock.
Figure 23 is the front view of embodiment of the present invention hanging beam.
Figure 24 is the vertical view of embodiment of the present invention hanging beam.
Figure 25 is the upward view of embodiment of the present invention hanging beam.
Figure 26 is the stereographic map of embodiment of the present invention hanging beam.
Figure 27 is the front view of embodiment of the present invention girder.
Figure 28 is the vertical view of embodiment of the present invention girder.
Figure 29 is the stereographic map of embodiment of the present invention girder.
Figure 30 is the upward view of embodiment of the present invention girder.
Figure 31 is the front view of embodiment of the present invention tie-beam.
Figure 32 is the vertical view of embodiment of the present invention tie-beam.
Figure 33 is one of stereographic map of embodiment of the present invention tie-beam.
Figure 34 is the stereographic map two of embodiment of the present invention tie-beam.
[embodiment]
As shown in Figures 1 to 5, embodiment of the present invention LED grid screen comprise hanging beam and polylith unit screen 100 (because drawing limit, can not show that more unit shields, the present embodiment for 8 module units shield are described).
Hanging beam comprises many girders 1, many tie-beams 6 (because drawing limit, can not show more girder and tie-beam, the present embodiment is described for two girders, a tie-beam), erecting by overhang and unit screen coupling arrangements.The end of adjacent girder 1 is connected by tie-beam 6.Erecting by overhang is fixed on the top of girder, and unit screen coupling arrangement is arranged in the bottom of girder.
Polylith unit screen 100 is combined into giant-screen and is suspended on below hanging beam by the unit screen coupling arrangement of hanging beam.Two side frames 3 that unit screen comprises electrical appliance kit 9, left and right is arranged and two modules arranging up and down.Module comprises the module drain pan 2 of the rectangle of lateral arrangement.The front of module drain pan 2 is provided with many LED lamp bar 20.Two modules arranged up and down are connected and fixed by electrical appliance kit 9 and two side frames 3, and electrical appliance kit 9 is arranged on the middle part at two module drain pan 2 back sides, and two side frames 3 are arranged on the left and right sides at two module drain pan 2 back sides respectively.
Module drain pan 2 is mouldings, and its structure is if Fig. 6 is extremely to shown in Figure 13.Module drain pan 2 comprises rectangular frame, and rectangular frame comprises top board 201, base plate 202 and side plate 203.The front of module drain pan 2 comprises the lamp bar groove 204 of 15 vertically uniform transverse directions, and lamp bar groove 204 front openings, comprises upper plate 205, lower plate 206 and rear plate 207.Upper plate 205, lower plate 206 are connected with the side plate 203 of framework with the two ends of rear plate 207.
Have the screw hole column 208 of 6 fixed light bar pcb boards in every root lamp bar groove 204, screw hole column 208 is connected with upper plate 205, lower plate 206 and rear plate 207 respectively, and arranged apart along the long axis direction of lamp bar groove 204.Have 6 reinforcements 209 in every root lamp bar groove 204, reinforcement 209 is arranged apart along the long axis direction of lamp bar groove 204, and reinforcement 209 connects upper plate 205, lower plate 206 and rear plate 207.Screw hole column 208 in lamp bar groove 204 and strong muscle 209 interlock interval arrange.LED lamp bar 20 is connected with screw hole column 208 by screw, and the pcb board 2002 of LED lamp bar 20 is embedded in lamp bar groove 204.The pcb board 2002 of LED lamp bar 20 is arranged on after in the lamp bar groove 204 of drain pan, fills with black waterproof gasket cement, carries out waterproof sealing.
Every root lamp bar groove 204 has the rain visor 210 that protract identical with lamp bar LED 2001 quantity, and the rear end of rain visor 210 is connected with the upper plate 205 of lamp bar groove 204.Rain visor 210 is arranged in the top of LED 2001 accordingly.
Between the upper plate 205 of adjacent two lamp bar grooves 204 and lower plate 206, there is penetrating neutral gear 211.Comprise polylith web joint 212 between the upper plate 205 of adjacent two lamp bar grooves 204, lower plate 206, web joint 212 is connected with the upper plate 205 of adjacent two lamp bar grooves 204, lower plate 206 respectively, and arranged apart along the long axis direction of lamp bar groove 204.
As shown in Figures 9 to 11, the middle part at module drain pan 2 back side have rectangle outstanding enclose frame 213, enclose frame 213 and vertically arrange.Electrical appliance kit 9 is also vertically arranged, the length of electrical appliance kit 9 equals the length that two are enclosed frame 213.Enclose in frame 213 and have multiple electrical appliance kit hold-down nut post 215, the base plate 901 of electrical appliance kit 9 there is multiple screw hole 902, electrical appliance kit 9 gib screw is through the screw hole 902 of electrical appliance kit 9, screw in electrical appliance kit 9 hold-down nut post 215, be fixed on by electrical appliance kit 9 on the rear end face enclosing frame 213, the middle part of two module drain pans 2 links together by electrical appliance kit 9.
Enclose O-ring seal embedded groove 216 annular on the rear end face of frame 213.Embedded groove 216 embedding sealing cushion rubber 217, when installing electrical appliance kit, O-ring seal 217 ensures that module drain pan 2 realizes waterproof sealing with the electrical appliance kit 9 installed, and whole module reaches IP67 waterproof requirement.
As shown in figures 9 and 11, the back side of module drain pan 2 comprises 4 side frame Nut columns 218 and 4 side frame register pins 219, and side frame Nut column 218 and side frame register pin 219 are arranged in the four corners position at the back side of module drain pan 2.As shown in Figure 13 to 16, side frame 3 is bathtub construction, the base plate 301 of each side frame 3 bathtub construction comprises two dowel holes and two screw holes, the dowel hole of side frame 3 and register pin 219 adaptation, side frame 3 is separately fixed at the both sides of module drain pan 2 through the side frame Nut column 218 that the screw hole of side frame 3 screws in module drain pan 2 by frame gib screw 17, and the two ends of two module drain pans 2 are connected to together by left and right side frame 3.
Every module unit screen comprises left and right syndeton, up and down syndeton and transverse positioning mechanism.
As shown in Figure 13 to Figure 16, the left and right syndeton on unit screen is shielded for the unit that unit screen is contiguous with left and right and is connected and locks.The left and right syndeton of unit screen comprises upper and lower two covers and connects lock; Often cover connects lock and comprises a tapered end 10 and a snap close 12, and the tapered end 10 and the snap close 12 that connect lock are separately fixed on side frame 3A and 3B of left and right side.
As shown in Figure 20 to Figure 22, tapered end 10 comprises lock shaft 1001, fixed head 1004, locking swivel nut 1002 and lock shaft spring 1003.Fixed head 1004 comprises lock shaft hole 1001, and have lock shaft spring eye 1002b in locking swivel nut 1002, there is internal thread at the rear portion of lock shaft spring eye 1002b; Lock shaft 1001 is pre-small post-large multidiameter, and there is knob 1001a rear end, and there is transverse axis 1001b front end; Lock shaft 1001 is through locking swivel nut 1002 and fixed head 1004, and transverse axis 1001b is exposed at the outside of fixed head 1004.External thread on the thick axle 1001c in rear portion of lock shaft 1001 and the screw-internal thread fit of locking swivel nut 1002; Lock shaft spring 1003 is enclosed within the thin axle 1001d of lock shaft 1001, and one end is against on fixed head 1004, and the other end is against on the step of lock shaft 1001.
Snap close 12 has through hole 1201 and the lock shaft groove 1202 of prolate shape, and prolate shape through hole 1201 is greater than the length of tapered end 10 transverse axis 1001b along the opening of its long axis direction, and the direction of lock shaft groove 1202 is vertical with the long axis direction of prolate shape through hole.
As shown in Figure 13 to Figure 16, tapered end 10 is fixed on the inner side of wing plate outside left border 3A by fixed head 1004, and the inner side wing plate of left border 3A has the avoiding hollow groove of fixed cover 1002.The front end of the lock shaft 1001 of tapered end reaches the outside of side frame 3A through the hole on wing plate outside left border 3A.
Snap close 12 is fixed on the inner side of wing plate outside Right Border 3B; Hole 3B01 outside Right Border 3B on wing plate is communicated with the through hole 1201 of the prolate shape of snap close, is convenient to penetrating of the lock shaft 1001 of another unit screen tapered end.
In order to by a left side, connect between right unit screen and pin, the front end of the lock shaft 1001 of right unit screen tapered end 10 will through the through hole 1201 of the hole 3B01 on wing plate outside another module unit screen Right Border 3B and snap close 12 prolate shape, rotate the knob 1001a of right unit tapered end, the transverse axis 1001b of lock shaft 1001 front end is stuck in after in the lock shaft groove 1202 of snap close 12, locking swivel nut 1002 is screwed forward, the front end face of locking swivel nut 1002 withstands the rear end face of fixed head 1004, transverse axis and snap close 12 fastening of tapered end 10 can not get loose, by a left side, right two module unit screens link together completely and lock.
Unit screen and upper and lower bindiny mechanism comprise and being connected and locking two parts.
Unit screen comprises hook 4 and lateral pin 5 with the coupling part of upper and lower bindiny mechanism.Two, left and right hook 4 is respectively fixed on the upper end of two side frames 3 in left and right by a screw, two, left and right lateral pin 5 is separately fixed at the lower end of two side frames 3 in left and right.Unclamp the gib screw 401 of hook 4, hook 4 can around gib screw 180 ° rotation, and when unit screen packed and transported, hook 4 is recoverable to and ensconces unit screen inside, avoids overhanging breaking, and takies packaging volume too much.
Unit screen upper and lower assembled time, lower unit screen hook hang over unit screen bottom lateral pin on, the Primary Location of shielding up and down can be realized, reduce up and down screen connect time the quantity of support personnel and the strength of supporting; When connecting latch mechanism and losing efficacy, safety, protective effect can also be played.
Lower unit screen with upper unit shield be connected time, lower unit shield hook 4 hang over unit shield lateral pin 5 on, complete the first step of connection.
As shown in Figure 13 to Figure 16, the transverse positioning mechanism of every module unit screen comprises Liang Ge bolt driving mechanism 7 and two pin-and-hole seats 8.Bolt driving mechanism 7 is fixed in the groove of side frame 3 upper end, and pin-and-hole seat 8 is fixed in the groove of side frame 3 lower end.There is pin hole 801 on the surface of pin-and-hole seat 8.
As shown in Figures 17 to 19, bolt driving mechanism comprises latch 701, plug housing 702, the handle 703 of hollow, handle back-moving spring 704 and latch screw 705.Plug housing 702 is fixed in the groove of side frame 3 one end, the slideway 702a that plug housing 702 comprises latch and the latch screw hole 702b intersected vertically with slideway 702a.Latch screw hole 702b is prolate hole, and the long axis direction of latch screw hole 702b is parallel with the direction of slideway 702a.There is the pod 702c of handle the outer end of latch screw hole 702b.
Handle 703 comprises spring bearing bore 703a, and latch screw 705 passes spring bearing bore 703a and the latch screw hole 702b of handle 703, and lower end is threaded connection fixing with the latch 701 being arranged in slideway 702a.
Handle back-moving spring 704 is enclosed within latch screw 705, and one end props up the head of latch screw 705, and the other end is against the bottom surface of handle 703 spring bearing bore 703a.
When pulling down fixed handle 703, handle 703 pulls latch 701 to retract along slideway 702a downwards by latch screw 705; When upwards pulling handle 703, handle 703 pulls latch 701 to protrude upward along slideway 702a by latch screw 705.After latch 701 stretches out, handle 703 is under the elastic force effect of handle back-moving spring 704, and lower end enters the pod 702c of plug housing 702 outside surface, under the elastic force effect of handle back-moving spring 704, handle 703 pins by pod 702c, and latch 701 can not automatic retraction.
The hook 4 of lower unit screen hangs on the lateral pin 5 of unit screen, after completing the first step of connection, lower unit is upwards pulled to shield two handles 703 of plug housing, two latches 701 are allowed to stretch out, the pin hole 801 of two the pin-and-hole seats in unit screen bottom in insertion, completes lower unit screen and shields horizontal accurate location with upper unit.
Unit screen and locking two parts of upper and lower bindiny mechanism comprise two covers be connected lock and two pieces go up Angle connection plates 11 and two pieces of lower dihedral web joints 13.The connection lock of upper and lower bindiny mechanism is identical with the connection lock construction of left and right syndeton.
As shown in Figure 10, two covers of upper and lower bindiny mechanism connect the both sides that lock is arranged in electrical appliance kit 9, and often cover connects lock and comprises 1 tapered end 10 and snap close 12.
Upper Angle connection plate 11 is arranged in the both sides of electrical appliance kit 9 upper end, and is connected by screw with the sidewall 903 of electrical appliance kit shell.Lower dihedral web joint 13 is arranged in the both sides of electrical appliance kit 9 lower end, and is connected by screw with the sidewall 903 of electrical appliance kit shell.
The tapered end 10 connecting lock is fixed on the upper Angle connection plate 11 of electrical appliance kit 9, and snap close 12 is fixed on the lower dihedral web joint 13 of electrical appliance kit 9.The snap close 12 that tapered end 10 and the upper unit of lower unit screen shield fastens.
Tapered end 10 is fixed on electrical appliance kit upper end dihedral web joint 11 by fixed head 1004, and snap close 12 is fixed on electrical appliance kit lower end Angle connection plate 13.
In order to upper and lower unit screen is connected and locks.The through hole of snap close 12 prolate shape is shielded in the front end of lower unit screen tapered end 10 lock shaft 1001 through upper unit, turning knob 1001a, the transverse axis 1001b of lock shaft 1001 front end is stuck in after in the lock shaft groove 1202 of snap close 12, locking swivel nut 1002 is screwed forward, the front end face of locking swivel nut 1002 withstands the rear end face of fixed head 1004, transverse axis and snap close 12 fastening of tapered end 10 can not get loose, and upper and lower unit screen can be linked together completely and lock.
Hanging beam shown in Figure 23 to Figure 26 is for two root girders, two tie-beams.
Girder 1 comprises base plate 101, two pieces of risers 102 and two suspension ring supports 103.The lower end of two pieces of risers 102 is connected with the two ends of base plate 101 respectively, forms the girder 1 that xsect is U-shaped.The right-angled trapezium installation gap 110 installing tie-beam 6 is arranged at the top at riser 102 two ends.
Two suspension ring supports 103 are positioned at the opening of U-shaped girder 1 girder upper end, respectively near two installation gaps 110, weld with two pieces of risers 102.
Suspension ring support 103 is U-shaped, is welded on U-shaped girder 1 opening downly.
Erecting by overhang comprises two lifting bolts 15, and the bottom land of suspension ring support 103 is welded with suspension ring and screws in nut, and its threaded hole is in order to screw in lifting bolt 15.Two lifting bolts 15 be threaded connection be separately fixed at two U-shaped suspension ring supports 103 base plate on.
The dowel hole 101a that the base plate 101 of girder 1 has multiple unit to shield, for the location of unit screen.
Hanging beam unit screen coupling arrangement comprise multiple for suspension unit screen hook axle 106 and multiple with locking unit screen connect lock snap close 12.Hook axle 106 is fixed on the base plate 101 of girder 1 by angle iron bracket 104.Snap close 12 is directly fixed on the base plate 101 of girder 1.Base plate 101 below hook axle 106 has hook emptiness avoiding hole 101b, the hook being convenient to unit screen stretches into.Base plate 101 below snap close has the lock shaft hole 101c connecting lock, the lock shaft being convenient to unit screen connection lock passes.
Tie-beam 6 comprises outside framework 6A and inner frame 6B.Outside framework 6A comprises two pieces of outside plates 601 and two end plates 602, and outside plate 601 is inverted isosceles trapezoid, and two ends of two end plates 602 lateral connection two pieces of outside plates 601, are screwed between end plate 602 and outside plate 601.Inner frame 6B comprises two pieces of inner panels 603 and 3 pieces of arm-ties 604 for lateral connection two pieces of inner panels 603, and arm-tie 604 welds with inner panel 603.Two pieces of inner panels 603 serve as a contrast on the inwall of two pieces of outside plates 601, and are fixed by dormant screw with outside plate 601.Outside plate 601 is stretched out in the bottom of inner panel 603, as the connecting portion be connected with girder, and the connecting hole 603a that the connecting portion of the bottom of inner panel 603 has 4 to engage with girder.
Girder 1 also comprises location-plate 105, and location-plate 105 is used for connecting two hypotenuses of girder 1 right-angled trapezium installation gap 110 position riser 102.Girder 1 riser 102 installation portion be positioned at below installation gap 110 has two pin hole 102d; The inwall of installation portion is lined with stiffening plate 107, and stiffening plate 107 is fitted on the inwall of riser 102 below girder 1 installation gap 110, and is fixed by screw and riser 102
When needs combination two girders, the connecting portion of tie-beam 6 inserts in the groove that below girder two riser 102 installation gap 110, installation portion is formed downwards, and the hypotenuse of the end of tie-beam 6 outside plate 601 props up the location-plate 105 of girder 1 inclination, and both oblique angles coincide.Girder 1 and tie-beam 6, through the pin hole 102d of the girder 1 and connecting hole 603a of tie-beam 6, link together by Fixed latches 16; The end of Fixed latches 16 can be located with nut lock or with split pin.
Docking between the above embodiment girder of the present invention is that girder is fixedly connected with tie-beam.Tie-beam inner frame bottom is stretched out side plate and is loaded in end of main beam groove body, the inverted trapezoidal hypotenuse of the outside framework of tie-beam and the trapezoidal hypotenuse of end of main beam are fitted, can gain in strength, avoid the displacement between girder, ensure the rigidity of junction, not easily girder and tie-beam occur, displacement or dislocation distortion between girder and girder, the pin hole of tie-beam is aimed at the pin hole of girder, inserts Fixed latches.A pair suspension ring is arranged at the top of each girder, can hang the top in building.
The grid screen of the above embodiment of the present invention shields assembled by modular unit.Unit screen is made up of two modules, and be the side frame of both sides grooved and the electrical appliance kit being arranged on centre position by the web member that two modules are fixed as one, the side frame of grooved and electrical appliance kit have upper and lower bindiny mechanism.The side frame of two grooveds installs latch at two ends, rises and connects positioning action, and the medial surface of the side frame of the grooved at two ends is provided with hook and hanger pin.When unit shields upper and lower connection, can first connect with hook, convenient location is connected with locking.The two ends of electrical appliance kit are provided with Angle connection plate, and Angle connection plate is arranged in the both sides of electrical appliance kit, Angle connection plate is installed and connects lock, and upper lower unit screen is fixing by connection lock after connecting location.Electrical appliance kit has sufficient intensity to support multiple unit screen connected up and down.The unit screen left and right sides also adopts that to connect lock fixing, and unit screen can reach mutual upper and lower, left and right and connect, and is assembled into a large grid screen.For the fixed installation of display screen, adopt the mode of hanging beam hanging, flexibly easy, considerably reduce the manufacturing cost of steelframe.Module grid screen hanging beam mount scheme can meet the requirement of the low cost of grid screen, quick assembling, assembled, dismounting completely.
Claims (9)
1. a LED grid screen, comprises plural LED lamp bar, it is characterized in that, comprise hanging beam, plural module unit screen, the left and right syndeton of unit screen and upper and lower syndeton, described unit screen is combined into giant-screen and is suspended on below hanging beam; Two modules that described unit screen comprises electrical appliance kit, two side frames that left and right is arranged and arranges up and down; Described module comprises the module drain pan of the rectangle of lateral arrangement, and the front of module drain pan is provided with described LED lamp bar; Two modules arranged up and down are connected with two side frames by electrical appliance kit, and electrical appliance kit is arranged on the middle part at two module drain pan back sides, and two side frames are arranged on the left and right sides at two module drain pan back sides respectively; Described hanging beam comprises complex root girder, complex root tie-beam, erecting by overhang and unit screen coupling arrangement, and the end of adjacent girder is connected by tie-beam; Erecting by overhang is fixed on the top of girder, and unit screen coupling arrangement is arranged in the bottom of girder; Left and right syndeton comprises two covers and connects lock, connects lock and comprises tapered end and snap close; The tapered end of left and right syndeton and snap close are separately fixed on the side frame of not homonymy; Upper and lower syndeton comprises two, left and right hook, two, left and right lateral pin, two cover connection lock and 4 blocks of Angle connection plates, connects lock and comprises tapered end and snap close; Two, left and right hook is separately fixed at the upper end of two side frames in left and right, and two, left and right lateral pin is separately fixed at the lower end of two side frames in left and right; Two covers of upper and lower syndeton connect the both sides that lock is arranged in electrical appliance kit, and 4 blocks of Angle connection plates are arranged in 4 angular positions of electrical appliance kit, and are connected with the sidewall of electrical appliance kit; The tapered end of upper and lower syndeton is fixed on the upper Angle connection plate of electrical appliance kit, and snap close is fixed on the lower dihedral web joint of electrical appliance kit.
2. LED grid screen according to claim 1, is characterized in that, the middle part at the module drain pan back side comprise rectangle outstanding enclose frame, enclose frame and vertically arrange; Electrical appliance kit is vertically arranged, length equals the length that two are enclosed frame; Enclose frame and comprise a plurality of electrical appliance kit hold-down nut post, the base plate of electrical appliance kit comprises a plurality of screw hole, electrical appliance kit gib screw is through the screw hole of electrical appliance kit, electrical appliance kit is arranged on and encloses on the rear end face of frame by screw-in electrical appliance kit hold-down nut post, and the middle part of two module drain pans links together by electrical appliance kit.
3. LED grid screen according to claim 1, it is characterized in that, the back side of module drain pan comprises Nut column and 4 side frame register pins of 4 fixation side frames, the Nut column of fixation side frame and the four corners position of side frame layout of pins at the back side of module drain pan; Side frame is bathtub construction, the base plate of side frame bathtub construction respectively comprises two dowel holes and two screw holes, described dowel hole and described register pin adaptation, frame gib screw is through the Nut column of the fixation side frame of the screw hole screw-in module drain pan of two side frames, two side frames are separately fixed at the both sides of module drain pan, the two ends of two module drain pans link together by two side frames.
4. LED grid screen according to claim 1, is characterized in that, tapered end comprises lock shaft, fixed head, locking swivel nut and lock shaft spring, and fixed head comprises lock shaft hole, and locking swivel nut comprises lock shaft spring eye, and the rear portion of lock shaft spring eye comprises internal thread; Lock shaft is pre-small post-large multidiameter, and rear end comprises knob, and front end comprises transverse axis; Lock shaft is through locking swivel nut and fixed head, and transverse axis is exposed at the outside of fixed head, the external thread on the thick axle in rear portion of lock shaft and the screw-internal thread fit of locking swivel nut; Lock shaft spring housing is on the thin axle of lock shaft, and one end is against on fixed head, and the other end is against on the step of lock shaft; Snap close comprises through hole and the lock shaft groove of prolate shape, and the opening of prolate shape through hole long axis direction is greater than the length of transverse axis, and the direction of lock shaft groove is vertical with the long axis direction of prolate shape through hole.
5. LED grid screen according to claim 1, is characterized in that, comprise the transverse positioning mechanism of unit screen, transverse positioning mechanism comprises Liang Ge bolt driving mechanism and two pin-and-hole seats, and pin hole is arranged at the bottom of pin-and-hole seat; Bolt driving mechanism comprises fastening screw, plug housing, the handle of hollow, handle back-moving spring and latch screw; Plug housing is fixed on the upper end of side frame, and pin-and-hole seat is fixed on the lower end of side frame; The slideway that plug housing comprises fastening screw and the latch screw hole intersected vertically with slideway; Latch screw hole is prolate hole, and the long axis direction of latch screw hole is parallel with the direction of slideway, and the outer end of latch screw hole comprises the pod of handle; Handle comprises spring bearing bore, and latch screw passes spring bearing bore and the latch screw hole of handle, and lower end is threaded connection fixing with the fastening screw being arranged in slideway; Handle back-moving spring is enclosed within latch screw, and one end props up the head of latch screw, and the other end is against the bottom surface of handle spring bearing bore.
6. LED grid screen according to claim 5, is characterized in that, girder comprises base plate, two pieces of risers and two suspension ring supports; Two pieces of riser lower ends are connected with base plate two ends respectively, and forming xsect is the girder of U-shaped; The top at riser two ends comprises the installation gap of right-angled trapezium, and two suspension ring supports are positioned at the opening of U-shaped girder upper end, respectively near described two installation gaps, connects two pieces of risers; Suspension ring support is U-shaped, is arranged in the opening of U-shaped girder upper end opening downly, and described erecting by overhang comprises two suspension ring, and two suspension ring are separately fixed on two U-shaped suspension ring supports; The base plate of girder comprises the dowel hole of a plurality of unit screen, described unit screen coupling arrangement comprises the snap close of a plurality of hook axle and a plurality of connection lock, hook axle and snap close are fixed on the base plate of girder, base plate below hook axle comprises hook emptiness avoiding hole, the base plate of the girder below snap close comprises and connects lock lock shaft hole.
7. LED grid screen according to claim 6, is characterized in that, described tie-beam comprises outside framework and inner frame, and outside framework comprises two pieces of outside plates and two end plates, and outside plate is inverted isosceles trapezoid, two ends of two end plates lateral connection two pieces of outside plates; Inner frame comprises the arm-tie of two pieces of inner panels and plural block lateral connection inner panel; Described inner panel lining on the inwall of outside plate, and is fixed with outside plate; Outside plate is stretched out in the bottom of inner panel, and form the connecting portion of tie-beam, the bottom of inner panel comprises a plurality of connecting hole.
8. LED grid screen according to claim 7, is characterized in that, comprises a plurality of Fixed latches, and described girder comprises location-plate, and location-plate connects two hypotenuses at girder riser installation gap position; Riser below erection of main beam breach comprises a plurality of pin hole; The connecting portion of tie-beam inserts in the groove that below erection of main beam breach, two risers are formed, and the end of tie-beam outside plate props up the location-plate of girder; Girder and tie-beam, through the pin hole of girder and the connecting hole of tie-beam, link together by Fixed latches; Girder comprises stiffening plate, and described stiffening plate is fitted on the inwall of riser below erection of main beam breach, and fixes with riser.
9. LED grid screen according to claim 1, is characterized in that, module drain pan comprises framework and the complex root lamp bar groove of rectangle, and lamp bar groove comprises upper plate, lower plate, rear plate, rain visor and a plurality of reinforcements; Upper plate, lower plate are connected with the side plate of framework with the two ends of rear plate, and reinforcement is arranged apart along the long axis direction of lamp bar groove, the upper plate of connecting lamp bar groove, lower plate and rear plate; Lamp bar groove comprises the screw hole column of a plurality of fixed light bar pcb board, and screw hole column is connected with the upper plate of lamp bar groove, lower plate and rear plate respectively, and arranged apart along the long axis direction of lamp bar groove; Described LED lamp bar is connected by the screw hole column of screw with fixed light bar pcb board; Penetrating between the upper plate of adjacent two lamp bar grooves, lower plate, plural block web joint is comprised between the upper plate of adjacent two lamp bar grooves, lower plate, described web joint is connected with the upper plate of adjacent two lamp bar grooves, lower plate respectively, and arranged apart along the long axis direction of lamp bar groove; The quantity of lamp bar groove rain visor is identical with the quantity of LED in LED lamp bar, and rain visor is arranged in the top of LED accordingly, and the rear end of rain visor is connected with the upper plate of lamp bar groove.
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| CN201210586258.5A CN103065559B (en) | 2012-12-28 | 2012-12-28 | Light-emitting diode (LED) grid screen |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| EP3699893A1 (en) * | 2019-02-21 | 2020-08-26 | Unilumin Group Co. Ltd. | Led display module |
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| US8974077B2 (en) | 2012-07-30 | 2015-03-10 | Ultravision Technologies, Llc | Heat sink for LED light source |
| US9195281B2 (en) | 2013-12-31 | 2015-11-24 | Ultravision Technologies, Llc | System and method for a modular multi-panel display |
| US9582237B2 (en) | 2013-12-31 | 2017-02-28 | Ultravision Technologies, Llc | Modular display panels with different pitches |
| US9311847B2 (en) | 2014-07-16 | 2016-04-12 | Ultravision Technologies, Llc | Display system having monitoring circuit and methods thereof |
| CN105741698A (en) * | 2016-05-04 | 2016-07-06 | 方迪勇 | Combined display unit of energy-saving and innovative light-emitting diode (LED) display screen |
| CN106782121B (en) * | 2016-12-26 | 2022-12-16 | 深圳市大族元亨光电股份有限公司 | LED display unit screen |
| CN113450660B (en) * | 2020-04-09 | 2022-07-29 | 重庆康佳光电技术研究院有限公司 | Adjusting mechanism and tiled display device of tiled display screen |
| CN112397018B (en) * | 2020-12-15 | 2021-08-31 | 深圳市大族元亨光电股份有限公司 | Control method, system and terminal of motion display screen |
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| EP2037438A1 (en) * | 2007-09-13 | 2009-03-18 | Dmitrijs Volohovs | Display module configuring a large-scale see-through display |
| KR100944104B1 (en) * | 2008-12-03 | 2010-03-02 | 갤럭시아일렉트로닉스(주) | Angle control device and led electric light board with the same |
| CN201425825Y (en) * | 2009-04-30 | 2010-03-17 | 慧明光电(深圳)有限公司 | Led mobile display screen |
| CN201616226U (en) * | 2009-12-09 | 2010-10-27 | 深圳市浩博光电有限公司 | Hanger rod suspending device for barrier displays |
| CN201688096U (en) * | 2010-06-08 | 2010-12-29 | 钟再柏 | LED screen installing frame and a large screen made thereof |
| CN201804510U (en) * | 2010-07-02 | 2011-04-20 | 深圳市洲明科技股份有限公司 | LED display screen |
| CN202335177U (en) * | 2011-11-21 | 2012-07-11 | 深圳市奥拓电子股份有限公司 | Light-emitting diode (LED) display unit box body and box body frame thereof |
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| EP3699893A1 (en) * | 2019-02-21 | 2020-08-26 | Unilumin Group Co. Ltd. | Led display module |
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