CN204230694U - A kind of power supply box being applicable to convertible LED display - Google Patents
A kind of power supply box being applicable to convertible LED display Download PDFInfo
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- CN204230694U CN204230694U CN201420756442.4U CN201420756442U CN204230694U CN 204230694 U CN204230694 U CN 204230694U CN 201420756442 U CN201420756442 U CN 201420756442U CN 204230694 U CN204230694 U CN 204230694U
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Abstract
The utility model relates to a kind of power supply box being applicable to convertible LED display, comprising: casing, chamber door; Its casing is made up of backboard, left side plate, epipleural, lower side panel, air inlet, exhaust outlet, and in casing, be provided with multiple power supply; For ease of externally fed connection, box side is respectively equipped with terminal block and waterproof aviation plug; For improving the hot air discharge effect in casing, air inlet is located on casing lower side panel, casing front uncovered near on edge transverse baffle on be provided with exhaust outlet and ventilating fan, and be provided with blow vent and bucker on corresponding chamber door top; For improving production work efficiency, be provided with power source fixing device at casing backboard medial surface; For making power supply box can coordinate with the power supply of plurality of specifications, power supply is arranged on power source fixing device by Multifunctional adaptor board.Like this, not only all very convenient in threading, wiring, installation, maintenance, and there is good waterproof, radiating effect.
Description
Technical field
The utility model relates to field of LED display, particularly relates to convertible LED display.
Background technology
Building in the livable process in city, China's outdoor advertising industry enters the optimized development stage, and science and technology has become in today the coat that outdoor information transmitting carrier constantly converts.Face day by day deficient at the energy, environmental pollution is day by day serious, today that government advocates energetically " energy-saving and emission-reduction ", and a kind of " convertible LED display equipment " (comprising: LED turns on two sides, LED tri-face is turned over, LED overturn screen etc.) has been born; It is demand according to modern city energy-saving and emission-reduction and a kind of low-carbon (LC) be born, low-power consumption, high benefit is as digital information platform.This " convertible LED display equipment " is that can show the description picture of two sides cyclical variations daytime, can play lively video information or photoelectricity landscape effect in the evening by " LED display " the common evolutionary carrier with " three faces are turned over ".
The structure of existing " convertible LED display equipment ", in a kind of three faces of rectangular triangular prism, there are two faces for pasting air brushing picture, one is had to be with the face of groove to be provided with LED display module, form a kind of triangle LED module, this triangle LED module is parallel to each other by vertical direction, spaced certain distance is arranged in a display surface, and be provided with frame in surrounding, triangle LED module upper end is connected with the frame doubling as upper positioning beam, lower end is connected with the frame doubling as underdrive beam, by the Pattern Reversal of setting under dynamical system drives; Because the space of triangle LED module inner chamber is very little, and be a kind of rotary body, at the inner chamber of triangle LED module, the electrical equipment such as ac-dc switching power and video reception card cannot be installed; Therefore, can only by the outside of these electric mountings at triangle LED module.The power supply of existing " convertible LED display equipment ": in a kind of power supply box, install multiple power supply concentratedly, and be arranged on the screen body back side of " convertible LED display ", supply line and signal will through the through wires holes on the back of the body fishplate bar on rear side of the frame doubling as upper location, then it is inner to be sent to the tube chamber of triangle LED module from the upper port of triangle LED module.
As existing " convertible LED display equipment " power supply box, be provided with multiple power supply at box house, there is uncovered for installation and repairing in casing front, is provided with protruding forward and is outwards converted into the capillary groove of U-shaped in this uncovered surrounding; Also be provided with chamber door for the uncovered of installation and repairing, be flexibly connected by hinge between this chamber door with casing, opposite side locks by Electric chest lock; Also be provided with in chamber door surrounding coordinate with described casing capillary groove protruding backward and be inwardly converted into the waterproof flanging of U-shaped.
Chinese utility model patent on November 28th, 2012 ublic specification of application CN202565604U disclose one " LED overturn screen power supply ", it comprises casing, be positioned at the line outlet of described body side, described line outlet is the curved pipe being upwards positioned at described box house; The power line mouth of described casing is positioned at the bottom surface of casing.Described tank floor is provided with fan hole, and in described casing, be positioned at described fan hole place and be provided with radiator fan, the side of described casing is provided with thermovent, and described thermovent is provided with shutter, and Open Side Down; Described fan hole is two both sides being positioned at tank floor, and described thermovent is also two, is positioned on the two sides of described casing; Be provided with multiple power supply mounting panel in described casing, the surrounding of described power supply mounting panel is provided with power supply catch.This " LED overturn screen power supply " solves the power supply installation question of convertible LED display, is a kind of good scheme.But, in actual applications, also there is following weak point: one is the line outlet of power supply box is curved pipe upwards at box house, and installing at the scene is that threading is very inconvenient; Two is that its air inlet is positioned at casing two side faces, and exhaust outlet and fan are positioned at the both sides of tank floor, and this structure not too accords with hot gas air draft rule, easily hoards hot gas at casing top.
Utility model content
For overcoming the defect of above-mentioned power supply box, the technical problems to be solved in the utility model is to provide a kind of wiring and easy for installation, wiring distance is near, spaces compact, heat radiation is good, water resistance is good power supply box.
For solving above-mentioned technological deficiency, a kind of power supply box being applicable to convertible LED display described in the utility model, comprising: casing, chamber door; Described casing is made up of backboard, left side plate, epipleural, lower side panel, air inlet, exhaust outlet; Multiple power supply is provided with in described casing; Described air inlet is a kind of shutter; Described exhaust outlet there is also mounted ventilating fan; There is uncovered for installation and repairing in the front of described casing, and is provided with protruding forward in this uncovered surrounding and is outwards converted into the capillary groove of U-shaped; Be flexibly connected by hinge between described casing with described chamber door, and be early provided with Electric chest lock at described chamber door; Described chamber door surrounding is also provided with coordinate with described casing capillary groove protruding backward and is inwardly converted into the waterproof flanging of U-shaped.For the ease of externally fed connection, described casing left side plate is respectively equipped with terminal block, and is provided with several binding posts on this terminal block; Because the power supply caloric value in casing is larger, in order to make to form cross-ventilation in casing, improve the hot air discharge effect in casing, described air inlet is located on the lower side panel of casing; Described casing front uncovered near on be provided with transverse baffle along position, described exhaust outlet and ventilating fan thereof are just arranged on this transverse baffle; Described chamber door top and described casing front exhaust outlet corresponding position are provided with blow vent, for preventing rainwater from entering casing from blow vent, are also provided with the protruding bucker under shed forward on front side of the blow vent on chamber door.In order to improve production work efficiency, be convenient to installation and maintenance maintenance, described casing backboard medial surface is provided with the power source fixing device for installing power supply; Because the power supply comparison of brands on market is many, in order to increase the range of application of power supply, this power supply box can be coordinated with the power supply of plurality of specifications, and described power supply is fixedly mounted on this power source fixing device by Multifunctional adaptor board.Adopt the power supply box of such scheme, not only all very convenient in threading, wiring or installation, maintenance, and there is good waterproof, radiating effect.
As power source fixing device described in the utility model, described power source fixing device is made up of fastening strip and screw thread fixed strip; Described fastening strip is outside a kind of base bar, be provided with the clamping slot coordinated with described multi-functional switching plate thickness; Described screw thread fixed strip is outside a kind of base bar, be provided with multiple screwed hole for fixing described Multifunctional adaptor board; The spacing that described fastening strip and screw thread fixed strip are parallel to each other, spaced and described Multifunctional adaptor board length coordinates and be firmly arranged on described backboard medial surface.This power source fixing device, structure is simple, and the installation and removal for power supply are very simple; The efficiency of manufacture and installation and maintenance can be improved.
As Multifunctional adaptor board described in the utility model, be arranged on the back side of power supply, this Multifunctional adaptor board is provided with can install with the power supply of plurality of specifications the first screw that screwed hole coordinates, and this first screw and power supply are installed screwed hole and fixed by screw; Described Multifunctional adaptor board has one section of fixed edge being slightly longer than power supply by one end of power supply terminal, and on this fixed edge, be provided with the second screw hole coordinated with described screw thread fixed strip screwed hole; The other end of described Multifunctional adaptor board also has one section of insertion limit of being slightly longer than power supply, and the length on this insertion limit coordinates with the clamping slot of described fastening strip; When installing power supply, described insertion limit is inserted in the clamping slot of described fastening strip, and described fixed edge is pressed on described screw thread fixed strip, and is fixed by screw between described second screw hole and the screwed hole of described screw thread fixed strip.By this Multifunctional adaptor board, electrical appliance kit can be coordinated with power supply most of on market, substantially increase the accommodation of power supply box.
The first scheme of power supply box of convertible LED display is applicable to as the utility model, one group of power source fixing device is provided with inside described casing backboard, described fastening strip is laterally fixed on top inside backboard near epipleural position, make the clamping slot notch of described fastening strip down, described screw thread fixed strip is laterally fixed on the position near lower side panel inside backboard.When bearing power is less, adopts the power supply box of this one group of power source fixing device, can body structure be reduced, cost-saving; Meanwhile, also installing space may be reduced.
The power supply box first scheme of convertible LED display is applicable to as the utility model, upper and lower two groups of power source fixing devices are provided with inside described casing backboard, the power source fixing device of upper one group is: described fastening strip is laterally fixed on top inside backboard near epipleural position, make the clamping slot notch of described fastening strip down, described screw thread fixed strip is laterally fixed on the position of upper middle inside backboard; The power source fixing device of next group is: described fastening strip is laterally fixed on the position near lower side panel inside backboard, and upward, described screw thread fixed strip is laterally fixed on position, lower middle inside backboard to the clamping slot notch of its fastening strip.When bearing power is larger, the power supply box of this two groups of power source fixing devices can be adopted.
The power supply box being applicable to convertible LED display as the utility model improves further, is at least provided with two L shape hooks on rear side of described casing backboard; The flanging of this L shape hook is also provided with hook screwed hole, and described power supply box is mounted on the bracing frame of structures by L shape, is also bolted on described hook screwed hole; This L shape hook, very convenient when installing at the scene, and also very firm.For the ease of carrying, the outside of described casing epipleural is also provided with handle.
In order to protect binding post, avoid causing damage when transporting or install, there is a kind of cooperation with terminal block size and groove recessed inwards at the position of described casing left side plate being installed terminal block, and described terminal block is located in this groove.In order to meet the wiring waterproof requirement of outdoor applied environment better, the binding post on described terminal block is a kind of waterproof aviation plug.
The power supply box being applicable to convertible LED display as the utility model further improves, and the blow vent on described chamber door top is provided with grid air permeable plate; This grid air permeable plate can prevent mouse, insect enters into box house.The rainwater caused to prevent body surface effect enters box house from described chamber door blow vent, along being also provided with the security bar dug together downwards under described chamber door blow vent.
For described chamber door bucker, in order to prevent the hot gas re-flow of bucker, the upper corner of described chamber door bucker projection is a kind of curved corner, and this curved corner also helps hot blast and distributes to opening from bucker.
A kind of beneficial effect being applicable to the power supply box of convertible LED display described in the utility model: owing to being respectively equipped with terminal block on described casing left side plate, this terminal block is arranged in groove recessed inwards, and on terminal block, be provided with several binding posts, this binding post have employed a kind of waterproof aviation plug, like this, externally fed connection can be convenient to, the waterproof requirement of outdoor application can be met again simultaneously better; For improving the hot air discharge effect in casing, described air inlet is located on the lower side panel of casing, the uncovered transverse baffle in casing front is provided with multiple exhaust outlet and ventilating fan thereof, blow vent is provided with at this exhaust outlet and ventilating fan corresponding position thereof, for preventing rainwater from entering casing from blow vent, on front side of the blow vent of described chamber door, be also provided with bucker; For improving production work efficiency, being convenient to installation and maintenance maintenance, being provided with a kind of power source fixing device be made up of fastening strip and screw thread fixed strip at casing backboard medial surface; In order to make this power supply box can coordinate with the power supply of plurality of specifications, described power supply is fixedly mounted on this power source fixing device by Multifunctional adaptor board; When power supply is installed, described insertion limit is inserted in the clamping slot of described power source fixing device fastening strip, described fixed edge to be pressed on described screw thread fixed strip and to be fixed by screw between described second screw hole and the screwed hole of described screw thread fixed strip, installs very convenient.Therefore, adopt a kind of power supply box being applicable to convertible LED display described in the utility model, not only structure be simple, heat radiation and good water-proof effect, and to enhance productivity, to bring convenience to installation and maintenance maintenance.
Accompanying drawing explanation
The utility model is described in further detail with reference to the accompanying drawings below.
Fig. 1 is the utility model power supply box perspective view.
Fig. 2 is the utility model power box body structural representation.
Fig. 3 is the utility model power supply box chamber door medial surface schematic diagram.
Fig. 4 is the utility model power supply box cutaway view.
Fig. 5 is the utility model power supply box left surface schematic diagram.
Fig. 6 is the utility model power supply box right flank schematic diagram.
Fig. 7 is the utility model power supply and Multifunctional adaptor board drawing.
Fig. 8 is the utility model power supply box first embodiment schematic diagram.
Fig. 9 is the utility model power supply box second embodiment schematic diagram.
Embodiment
Power supply box perspective view shown in Fig. 1 is known, and a kind of power supply box being applicable to convertible LED display, comprising: casing 1, chamber door 2.From the power box body structural representation shown in Fig. 2, casing 1 is made up of backboard 11, left side plate 12, epipleural 13, lower side panel 14, air inlet 15, exhaust outlet 16; In casing 1, being provided with multiple power supply 6, because video reception card is provided with 8 or 16 Wiring ports, in order to coordinate the video reception card of display screen, in casing, preferably configuring 4 or 8 power supplys (as shown in Figure 8, Figure 9); Described air inlet 15 can adopt a kind of shutter; Also known from Fig. 2, exhaust outlet 16 there is also mounted ventilating fan 8, and this ventilating fan 8 can adopt the ac fan of 90mm × 25 mm, usually installs 3 to 4; There is uncovered for installation and repairing in the front of casing 1, and be provided with protruding forward in this uncovered surrounding and be outwards converted into the capillary groove 17 of U-shaped; From Fig. 1-Fig. 4, be flexibly connected by hinge 22 between casing 1 with chamber door 2, and be provided with Electric chest lock 23 on described chamber door 2; From Fig. 2-Fig. 4, be also provided with in chamber door 2 surrounding coordinate with casing 1 capillary groove 17 protruding backward and be inwardly converted into the waterproof flanging 24 of U-shaped.From Fig. 1, Fig. 5, Fig. 6, casing 1 left side plate 12 is respectively equipped with terminal block 3, and is provided with several binding posts 31 on this terminal block 3; From the power supply box cutaway view shown in the power box body structural representation shown in Fig. 2 and Fig. 4, air inlet 15 is located at and is positioned on the lower side panel 14 of casing 1; Casing 1 front uncovered near on be provided with transverse baffle 18 along position, exhaust outlet 16 and ventilating fan 8 thereof are just arranged on this transverse baffle 18; From Fig. 3, Fig. 4 also, blow vent 25 is provided with on chamber door 2 top and casing 1 front exhaust outlet 16 corresponding position, and on front side of this blow vent 25, be provided with the protruding bucker 21 under shed forward, the protruding forward height of this bucker 21 is suitable, too high installing space can be increased, narrow greatly can produce return air effect, therefore, the protruding forward thickness of bucker 21 is between 70-120mm; From the power supply box cutaway view shown in Fig. 4, be provided with the power source fixing device for installing power supply at casing 1 backboard 11 medial surface; Be fixedly mounted on this power source fixing device as power supply 6 by a kind of Multifunctional adaptor board 7, after also can elaborate to the concrete enforcement of this power source fixing device and Multifunctional adaptor board 7.
Power supply box cutaway view shown in Fig. 4 and the power supply shown in Fig. 7 and Multifunctional adaptor board drawing known, power source fixing device is made up of fastening strip 4 and screw thread fixed strip 5; Fastening strip 4 is outside a kind of base bar, be provided with the clamping slot 41 coordinated with Multifunctional adaptor board 7 thickness, the base bar of fastening strip 4 can adopt a kind of rectangular metal side tube, be arranged on casing backboard 11 by welding manner or rivet, in metal side tube one side outwardly, a kind of L shape compressing tablet is installed, this L shape is pressed from the clamping slot 41 of form between sheet and metal side tube; The base bar of described fastening strip 4 can also adopt a kind of rectangular U-shaped bonding jumper, U-shaped metal Tiaokou is towards casing backboard 11, be arranged on casing backboard 11 by welding manner or rivet, equally, in U-shaped bonding jumper one side outwardly, form clamping slot 41 between L shape compressing tablet and U-shaped bonding jumper can be installed.Screw thread fixed strip 5 is outside a kind of base bar, be provided with multiple screwed hole 51 for fixing Multifunctional adaptor board 7, this screw thread fixed strip 5 also can adopt metal side tube or U-shaped bonding jumper, and be arranged on casing backboard 11 by welding manner or rivet, screwed hole 51 in metal side tube or the direct tapping of U-shaped bonding jumper one side outwardly, also can install a kind of copper post with threaded hole in metal side tube or U-shaped bonding jumper; When installing fastening strip 4 and screw thread fixed strip 5, fastening strip 4 and screw thread fixed strip 5 should keep being parallel to each other, and spacing each other coordinates with Multifunctional adaptor board 7 length.
Power supply shown in Fig. 7 and Multifunctional adaptor board drawing also known, Multifunctional adaptor board 7 is arranged on the back side of power supply, this Multifunctional adaptor board 7 is provided with can install with the power supply of plurality of specifications the first screw 71 that screwed hole coordinates, and this first screw 71 is installed screwed hole with power supply and fixed by screw; Multifunctional adaptor board 7 has one section of fixed edge 72 being slightly longer than power supply 6 by one end of power supply 6 binding post 61, and on this fixed edge 72, be provided with the second screw hole 74 coordinated with screw thread fixed strip 5 screwed hole 51; The other end of Multifunctional adaptor board 7 also has one section of insertion limit 73 of being slightly longer than power supply 6, and the length on this insertion limit 73 coordinates with the clamping slot 41 of fastening strip 4; Be stamped to form as Multifunctional adaptor board 7 available metal plate, in order to better help power supply heat sinking, Multifunctional adaptor board 7 can also adopt aluminium sheet to be stamped to form.When installing power supply, insert limit 73 and insert in the clamping slot 41 of fastening strip 4, fixed edge 72 is pressed on screw thread fixed strip 5, and is fixed by screw between the second screw hole 74 and screw thread fixed strip 5 screwed hole 51.
Power supply box first embodiment schematic diagram shown in Fig. 8 is known, one group of power source fixing device is provided with inside casing 1 backboard 11, fastening strip 4 is laterally fixed on top inside backboard 11 near epipleural position, make clamping slot 41 notch of fastening strip 4 down, screw thread fixed strip 5 is laterally fixed on the position near lower side panel inside backboard 11, and retains the wiring space of 40-80mm with lower side panel; In order to coordinate display screen video reception card, one group of power source fixing device preferably configures the installation site of 4 power supplys.
Power supply box second embodiment schematic diagram shown in Fig. 9 is known, upper and lower two groups of power source fixing devices are provided with inside casing 1 backboard 11, the power source fixing device of upper one group is: fastening strip 4 is laterally fixed on top inside backboard 11 near epipleural position, make clamping slot 41 notch of described fastening strip 4 down, screw thread fixed strip 4 is laterally fixed on the position of upper middle inside backboard 11; The power source fixing device of next group is: fastening strip 4 is laterally fixed on the position near lower side panel inside backboard 11, makes clamping slot 41 notch of fastening strip 4 upward, and screw thread fixed strip 5 is laterally fixed on position, lower middle inside backboard 11; The wiring space of 40-80mm is retained between the screw thread fixed strip 5 of the power source fixing device of upper a group and the screw thread fixed strip 5 of power source fixing device that next is organized; In order to coordinate display screen video reception card, often organize the installation site that power source fixing device preferably configures 4 power supplys, these two groups of power source fixing devices can install 8 power supplys.
As can be seen from Fig. 1, Fig. 5, Fig. 6, on rear side of casing 1 backboard 11, be at least provided with two L shape hooks 19; The flanging of this L shape hook 19 is also provided with hook screwed hole, and power supply box is mounted on the bracing frame of structures by L shape hook 19, and hook screwed hole is bolted; For the ease of manufacturing and material purchase management, the large I of this hook screwed hole presses the bolt cooperation of 8mm, and can conveniently adjust during for the ease of installing, hook screwed hole can manufacture the mounting hole of above-below direction.
All can find out from Fig. 1, Fig. 2, Fig. 4, Fig. 5, Fig. 6, Fig. 8, Fig. 9, the outside of casing 1 epipleural 13 is also provided with handle 9, and this handle 9 directly can be welded in the outside of epipleural 13.
It can also be seen that from Fig. 1, Fig. 5, Fig. 6, there is a kind of cooperation with terminal block 3 size and groove recessed inwards at the position of casing 1 left side plate 12 being installed terminal block 3, and terminal block 3 is located in this groove; Binding post 31 on terminal block 3 is a kind of waterproof aviation plugs, and this waterproof aviation plug can adopt three core aviation plugs.
From the power supply box chamber door medial surface schematic diagram shown in Fig. 3, the blow vent 25 on chamber door 2 top is provided with grid air permeable plate 26, and this grid air permeable plate 26 can adopt metal otter board; From the power supply box cutaway view shown in Fig. 4, chamber door 2 blow vent 25 times edges are also provided with the security bar 27 dug together downwards; Also can find out from Fig. 1 and Fig. 4 to Fig. 6, the upper corner of chamber door 2 bucker 21 is a kind of curved corner.
Claims (9)
1. be applicable to a power supply box for convertible LED display, comprise: casing (1), chamber door (2); Described casing (1) is made up of backboard (11), left side plate (12), epipleural (13), lower side panel (14), air inlet (15), exhaust outlet (16); Multiple power supply (6) is provided with in described casing (1); Described air inlet (15) is a kind of shutter; Described exhaust outlet (16) there is also mounted ventilating fan (8); There is uncovered for installation and repairing in the front of described casing (1), and is provided with protruding forward in this uncovered surrounding and is outwards converted into the capillary groove (17) of U-shaped; Be flexibly connected by hinge (22) between described casing (1) with described chamber door (2), and be provided with Electric chest lock (23) on described chamber door (2); Described chamber door (2) surrounding is also provided with coordinate with described casing (1) capillary groove (17) protruding backward and is inwardly converted into the waterproof flanging (24) of U-shaped; It is characterized in that: described casing (1) left side plate (12) is respectively equipped with terminal block (3), and be provided with several binding posts (31) on this terminal block (3); Described air inlet (15) is located on the lower side panel (14) of casing (1); Described casing (1) front uncovered near on be provided with transverse baffle (18) along position, described exhaust outlet (16) and ventilating fan (8) thereof are just arranged on this transverse baffle (18); Described chamber door (2) top and described casing (1) front exhaust outlet (16) corresponding position are provided with blow vent (25), and are provided with the protruding bucker (21) under shed forward in this blow vent (25) front side; Described casing (1) backboard (11) medial surface is provided with the power source fixing device for installing power supply; Described power supply (6) is fixedly mounted on this power source fixing device by Multifunctional adaptor board (7).
2. a kind of power supply box being applicable to convertible LED display according to claim 1, is characterized in that: described power source fixing device is made up of fastening strip (4) and screw thread fixed strip (5); Described fastening strip (4) is outside a kind of base bar, be provided with the clamping slot (41) coordinated with described Multifunctional adaptor board (7) thickness; Described screw thread fixed strip (5) is outside a kind of base bar, be provided with multiple screwed hole (51) for fixing described Multifunctional adaptor board (7); Described fastening strip (4) and screw thread fixed strip (5) is parallel to each other, spaced and described Multifunctional adaptor board (7) length coordinates spacing and be firmly arranged on described backboard (11) medial surface.
3. a kind of power supply box being applicable to convertible LED display according to claim 2, it is characterized in that: described Multifunctional adaptor board (7) is arranged on the back side of power supply, this Multifunctional adaptor board (7) is provided with can install with the power supply of plurality of specifications the first screw (71) that screwed hole coordinates, and this first screw (71) and power supply are installed screwed hole and fixed by screw; Described Multifunctional adaptor board (7) has one section of fixed edge (72) being slightly longer than power supply (6) by one end of power supply (6) binding post (61), and on this fixed edge (72), be provided with the second screw hole (74) coordinated with described screw thread fixed strip (5) screwed hole (51); The other end of described Multifunctional adaptor board (7) also has one section of insertion limit (73) of being slightly longer than power supply (6), and the length on this insertion limit (73) coordinates with the clamping slot (41) of described fastening strip (4); When power supply is installed, described insertion limit (73) is inserted in the clamping slot (41) of described fastening strip (4), described fixed edge (72) is pressed on described screw thread fixed strip (5), and is fixed by screw between described second screw hole (74) and described screw thread fixed strip (5) screwed hole (51).
4. a kind of power supply box being applicable to convertible LED display according to claim 3, it is characterized in that: described casing (1) backboard (11) inner side is provided with one group of power source fixing device, described fastening strip (4) is laterally fixed on the top of backboard (11) inner side near epipleural position, make clamping slot (41) notch of described fastening strip (4) down, described screw thread fixed strip (5) is laterally fixed on backboard (11) inner side near the position of lower side panel.
5. a kind of power supply box being applicable to convertible LED display according to claim 3, it is characterized in that: described casing (1) backboard (11) inner side is provided with upper and lower two groups of power source fixing devices, the power source fixing device of upper one group is: described fastening strip (4) is laterally fixed on the top of backboard (11) inner side near epipleural position, make clamping slot (41) notch of described fastening strip (4) down, described screw thread fixed strip (5) is laterally fixed on the position of upper middle, backboard (11) inner side; The power source fixing device of next group is: described fastening strip (4) is laterally fixed on backboard (11) inner side near the position of lower side panel, upward, described screw thread fixed strip (5) is laterally fixed on position, lower middle, backboard (11) inner side to clamping slot (41) notch of its fastening strip (4).
6. a kind of power supply box being applicable to convertible LED display according to claim 1, is characterized in that: described casing (1) backboard (11) rear side is at least provided with two L shapes hook (19); The flanging of this L shape hook (19) is also provided with hook screwed hole, and described power supply box is mounted on the bracing frame of structures by L shape hook (19), and described hook screwed hole is bolted; The outside of described casing (1) epipleural (13) is also provided with handle (9).
7. a kind of power supply box being applicable to convertible LED display according to claim 1, it is characterized in that: there is a kind of cooperation with terminal block (3) size and groove recessed inwards at the position of described casing (1) left side plate (12) being installed terminal block (3), and described terminal block (3) is located in this groove; Binding post (31) on described terminal block (3) is a kind of waterproof aviation plug.
8. a kind of power supply box being applicable to convertible LED display according to claim 1, is characterized in that: the blow vent (25) on described chamber door (2) top is provided with grid air permeable plate (26); Along being also provided with the security bar (27) dug together downwards under described chamber door (2) blow vent (25).
9. a kind of power supply box being applicable to convertible LED display according to claim 1, is characterized in that: the upper corner of described chamber door (2) bucker (21) is a kind of curved corner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420756442.4U CN204230694U (en) | 2014-12-06 | 2014-12-06 | A kind of power supply box being applicable to convertible LED display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420756442.4U CN204230694U (en) | 2014-12-06 | 2014-12-06 | A kind of power supply box being applicable to convertible LED display |
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| Publication Number | Publication Date |
|---|---|
| CN204230694U true CN204230694U (en) | 2015-03-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420756442.4U Expired - Fee Related CN204230694U (en) | 2014-12-06 | 2014-12-06 | A kind of power supply box being applicable to convertible LED display |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106023832A (en) * | 2016-08-03 | 2016-10-12 | 方迪勇 | LED display module |
| CN107404214A (en) * | 2017-09-15 | 2017-11-28 | 深圳市德彩光电有限公司 | Supply unit, LED box and LED display |
| CN108054606A (en) * | 2017-12-04 | 2018-05-18 | 深圳市锐拓显示技术有限公司 | A kind of LED is for electric installation and separable power supply LED display |
-
2014
- 2014-12-06 CN CN201420756442.4U patent/CN204230694U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106023832A (en) * | 2016-08-03 | 2016-10-12 | 方迪勇 | LED display module |
| CN107404214A (en) * | 2017-09-15 | 2017-11-28 | 深圳市德彩光电有限公司 | Supply unit, LED box and LED display |
| CN108054606A (en) * | 2017-12-04 | 2018-05-18 | 深圳市锐拓显示技术有限公司 | A kind of LED is for electric installation and separable power supply LED display |
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