CN113539133A - LED (light-emitting diode) transparent hard film screen and manufacturing process thereof - Google Patents
LED (light-emitting diode) transparent hard film screen and manufacturing process thereof Download PDFInfo
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- CN113539133A CN113539133A CN202110866391.5A CN202110866391A CN113539133A CN 113539133 A CN113539133 A CN 113539133A CN 202110866391 A CN202110866391 A CN 202110866391A CN 113539133 A CN113539133 A CN 113539133A
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- 238000004519 manufacturing process Methods 0.000 title claims description 14
- 229920002799 BoPET Polymers 0.000 claims description 18
- 238000005476 soldering Methods 0.000 claims description 9
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 6
- 210000001951 dura mater Anatomy 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 4
- 238000002360 preparation method Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 1
- 238000002834 transmittance Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 7
- 238000012423 maintenance Methods 0.000 description 7
- 230000017525 heat dissipation Effects 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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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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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F13/00—Illuminated signs; Luminous advertising
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Abstract
A power supply box of an LED transparent hard film screen comprises a bottom cover, the bottom cover comprises a bottom plate, a first side plate and a second side plate are respectively arranged on the upper surface of the bottom plate along the two sides of the width direction of the bottom plate, a connecting plate is arranged on one side of the top of the first side plate, which is opposite to the second side plate, the edge of one side, away from the first side plate, of the connecting plate is bent downwards, a front shell is rotatably arranged on the second side plate and comprises a first rotating plate, a second rotating plate is arranged on one side, away from the second side plate, of the first rotating plate, switch bases are respectively arranged on the two sides of the bottom of the second rotating plate along the length direction of the second rotating plate, avoidance ports matched with the switch bases are respectively arranged on the two sides of the connecting plate, and each switch base is provided with a bolt which is extended and inserted at the bottom of the connecting plate, the front shell and the bottom cover are locked, the bolt is sleeved with the return spring, and the push rod can push the bolt to be pulled out from the bottom of the connecting plate so as to unlock the front shell and the bottom cover. The invention has the advantages of simple structure, ultra-thin and ultra-light property, high light transmittance, convenient installation, flexible and changeable shape and the like.
Description
Technical Field
The invention relates to the technical field of perspective screens, in particular to an LED (light-emitting diode) transparent hard film screen and a manufacturing process thereof.
Background
The transparent dura mater screen of present LED, its power pack is fixed the setting on screen body module usually, and the power pack is overall structure, when needs maintenance, can't directly open the power pack and maintain, the power pack is fixed the setting on screen body module simultaneously, this kind of non-detachable assembly, make the unable dismantlement of power pack, be not convenient for maintain, the degree of difficulty of maintenance has further been increased, still need additionally to install heat radiation equipment simultaneously, in addition, the screen body module of the transparent dura mater screen of LED adopts the compound mode of ya keli board centre gripping lamp plate usually, make its wholeness can be poor, the permeability is not high, the printing opacity effect is not good.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides the LED transparent hard film screen and the manufacturing process thereof.
The invention is realized in such a way that, on one hand, an LED transparent hard film screen is provided, which comprises a screen body module and a power supply box arranged on one side of the back surface of the screen body module, wherein the screen body module comprises a transparent bottom shell, a lamp panel component, a lamp protection sheet and a PET film, the lamp panel component, the lamp protection sheet and the PET film are sequentially arranged on the transparent bottom shell from bottom to top, the lamp panel component comprises a first lamp panel and a second lamp panel, the first lamp panel and the second lamp panel are fixedly connected together through lamp panel connector soldering tin, the power supply box comprises a U-shaped bottom cover, the bottom cover comprises a bottom plate arranged on the screen body module, a first side plate and a second side plate are respectively arranged on the upper surface of the bottom plate along the two sides of the width direction, a connecting plate is arranged on the top of the first side plate and the side plate opposite to the second side plate, and the edge of the connecting plate far away from the first side plate is bent downwards, the second side plate is rotatably provided with an L-shaped front shell, the front shell comprises a first rotating plate which is arranged on the second side plate and can rotate around the second side plate, one side of the first rotating plate, which is far away from the second side plate, is provided with a second rotating plate which can be buckled on the connecting plate or separated from the connecting plate, the two sides of the bottom of the second rotating plate along the length direction are respectively provided with a switch base, the two sides of the connecting plate are respectively provided with an avoiding opening matched with the switch base, the switch base is provided with a mounting hole along the length direction, a bolt is inserted in the mounting hole and extends to be inserted at the bottom of the connecting plate so as to lock the front shell and the bottom cover together, the bolt is provided with a push rod, the other end of the bolt is sleeved with a return spring, and the switch base is provided with a sliding hole penetrating through the upper surface and the lower surface of the switch base, the push rod is arranged in the sliding hole in a sliding mode, and the push rod can push the bolt to be pulled out of the bottom of the connecting plate, so that the front shell and the bottom cover can be unlocked.
Furthermore, two ends of one side, opposite to the first rotating plate, of the second side plate are respectively provided with a first rotating shaft hole, two ends of one side, opposite to the second side plate, of the first rotating plate are respectively provided with a second rotating shaft hole coaxial with the first rotating shaft hole, the two second rotating shaft holes are respectively arranged between the two first rotating shaft holes, a rotating pin is respectively inserted between the first rotating shaft hole and the adjacent second rotating shaft hole, and the first rotating plate can rotate relative to the second side plate through the matching of the rotating pin, the first rotating shaft hole and the second rotating shaft hole. The two ends of one side, opposite to the first rotating plate and the second side plate, of the first rotating plate are respectively provided with a first rotating shaft hole, two ends, opposite to the first rotating plate, of the second side plate are respectively provided with a second rotating shaft hole coaxial with the first rotating shaft hole, the two second rotating shaft holes are respectively arranged between the two first rotating shaft holes, a rotating pin is respectively inserted between the first rotating shaft hole and the adjacent second rotating shaft hole, and the first rotating plate can rotate relative to the second side plate through the matching of the rotating pin, the first rotating shaft hole and the second rotating shaft hole.
Further, still be equipped with power, HUB mainboard and keysets in the power pack, HUB mainboard bottom is equipped with a plurality of HUB mainboard plug connectors, be equipped with on the lamp plate with HUB mainboard plug connector grafting complex lamp plate plug connector, the bottom plate is equipped with dodges a plurality of the hole of dodging of HUB mainboard plug connector.
Furthermore, two sides of the bottom cover are respectively provided with an end cover.
Furthermore, a plurality of first cooling fins which are sequentially arranged at intervals are arranged at the top of the second rotating plate.
Furthermore, a plurality of second cooling fins which are sequentially arranged at intervals are arranged on the outer side wall of the first side plate.
On the other hand, the screen manufacturing process of the LED transparent hard film comprises the following steps:
(1) obtaining a transparent bottom shell, a first lamp plate, a second lamp plate, a lamp protection sheet and a PET film;
(2) fixedly connecting the first lamp panel and the second lamp panel through lamp panel connectors in a soldering manner to obtain a lamp panel assembly;
(3) installing the lamp protection sheet on the first lamp panel, and arranging the lamp panel assembly in the transparent bottom shell;
(4) arranging the PET film on the lamp panel assembly;
(5) inserting the HUB mainboard plug connectors on the bottom of the HUB mainboard in the lower cover together with the lamp panel plug connectors on the first lamp panel in a paired manner, and fixing the lower cover on the transparent bottom shell through screws;
(6) will the upper shell rotates respectively to be set up on the lower cover, the rotatable lock of upper shell is in on the lower cover, and the upper shell with the lower cover lockable is in the same place to accomplish the assembly of power pack, the preparation obtains the transparent dura mater screen of LED.
Furthermore, the thickness of the first lamp plate and the second lamp plate is 0.6-1.0 mm.
Furthermore, the material of transparent drain pan is transparent PC.
The invention has the beneficial effects that: the invention provides an LED transparent hard film screen and a manufacturing process thereof, the LED transparent hard film screen comprises a screen body module and a power supply box arranged on one side of the back surface of the screen body module, the screen body module comprises a transparent bottom shell, a lamp panel component, a lamp protection sheet and a PET film, the panel component, the lamp protection sheet and the PET film are sequentially arranged on the transparent bottom shell from bottom to top, the lamp panel component comprises a first lamp panel and a second lamp panel, the first lamp panel and the second lamp panel are fixedly connected together through lamp panel connector soldering tin, the power supply box comprises a U-shaped bottom cover, the bottom cover respectively comprises a bottom plate arranged on the screen body module, a first side plate and a second side plate are respectively arranged on the upper surface of the bottom plate along the two sides of the width direction, a connecting plate is arranged on the opposite side of the top of the first side plate and the second side plate, the edge of the connecting plate far away from the first side plate is bent downwards, an L-shaped front shell is rotatably arranged on the second side plate, the front shell comprises a first rotating plate which is arranged on the second side plate and can rotate around the second side plate, one side of the first rotating plate, which is far away from the second side plate, is provided with a second rotating plate which can be buckled on the connecting plate or separated from the connecting plate, two sides of the bottom of the second rotating plate along the length direction are respectively provided with a switch base, the connecting plate is respectively provided with a dodging port matched with the switch base, the switch base is provided with a mounting hole along the length direction, a bolt is inserted in the mounting hole and extends to be inserted at the bottom of the connecting plate so as to lock the front shell and the bottom cover together, the bolt is provided with a push rod, the other end of the bolt is sleeved with a return spring, the switch base is provided with a sliding hole penetrating through the upper surface and the lower surface of the switch base, the push rod is arranged in the sliding hole in a sliding way and can push the bolt to be pulled out from the bottom of the connecting plate so as to unlock the front shell and the bottom cover, therefore, the front shell can rotate relative to the bottom cover so as to be buckled on the bottom cover or be separated from the bottom cover, so that the power supply box can be opened or closed, maintenance is convenient, meanwhile, the front shell and the bottom cover can be quickly fixed through the matching of the switch base and the connecting plate, the front shell and the bottom cover can be locked together without locking screws, and the LED transparent hard film screen has the advantages of being simple in structure, ultrathin, ultralight, high in light transmittance, convenient to install, flexible and changeable in shape and the like.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the embodiments 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 that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an LED hard transparent film screen according to an embodiment of the present invention;
FIG. 2 is an enlarged schematic view at A in FIG. 1;
fig. 3 is a schematic structural diagram of a screen body module of an LED transparent hard mask according to an embodiment of the present invention;
fig. 4 is a structural diagram of a lamp panel of an LED transparent hard film screen according to an embodiment of the present invention;
FIG. 5 is an enlarged view of the point B in FIG. 4;
fig. 6 is a schematic overall structure diagram of a power supply box of an LED transparent hard film screen according to an embodiment of the present invention;
fig. 7 is a schematic structural diagram of a bottom cover of a power supply box of an LED transparent hard mask according to an embodiment of the present invention;
fig. 8 is a schematic structural diagram of a front shell of a power supply box of an LED transparent hard mask according to an embodiment of the present invention;
fig. 9 is another schematic overall structure diagram of a power supply box of the LED hard mask according to an embodiment of the present invention;
fig. 10 is a schematic structural diagram of another angle of the bottom cover of the power supply box of the LED hard mask according to the embodiment of the invention;
FIG. 11 is an enlarged schematic view at C of FIG. 10;
FIG. 12 is an enlarged schematic view at D of FIG. 10;
fig. 13 is a schematic structural diagram of a switch base of an LED hard mask according to an embodiment of the present invention.
Fig. 14 is a cross-sectional view of a switch base of a power box of the LED hard mask according to an embodiment of the invention;
fig. 15 is a flowchart of a manufacturing process of an LED transparent hard mask according to an embodiment of the present invention.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects solved by the present invention more clearly apparent, 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.
As shown in fig. 1 to 14, an LED transparent hard mask provided in an embodiment of the present invention includes a mask body module 10 and a power supply box 20 disposed on one side of a back surface of the mask body module 10, where the power supply box 20 includes a U-shaped bottom cover 21, the bottom cover 21 includes a bottom plate 211 disposed on the mask body module 10, two sides of an upper surface of the bottom plate 211 along a width direction thereof are respectively provided with a first side plate 212 and a second side plate 213, a connecting plate 215 is disposed on a side of a top of the first side plate 212 opposite to the second side plate 213, an edge of one side of the connecting plate 215 away from the first side plate 212 is bent downward and extended, an L-shaped front shell 22 is rotatably disposed on the second side plate 213, the front shell 22 includes a first rotating plate 221 disposed on the second side plate 213 and capable of rotating around the second side plate 213, a top end of the first side plate 212 is higher than a top end of the second side plate 213, the first rotating plate 221 is convenient to rotate around the second side plate 213, a second rotating plate 222 which can be buckled on the connecting plate 215 or separated from the connecting plate 215 is arranged on one side of the first rotating plate 221 away from the second side plate 213, a switch base 23 is respectively arranged on two sides of the bottom of the second rotating plate 222 along the length direction, an escape opening 216 which is matched with the switch base 23 is respectively arranged on two sides of the connecting plate 215, the switch base 23 is provided with a mounting hole 231 along the length direction, a bolt 232 is inserted into the mounting hole 231, a containing space is formed between the connecting plate 215 and the first side plate 212 due to the fact that one side edge of the connecting plate 215 far away from the first side plate 212 is bent and extended downwards, the bolt 232 is inserted into the bottom of the connecting plate 215 in an extending manner, that is, the bolt 232 is inserted into the containing space formed between the connecting plate 215 and the first side plate 212 in an extending manner In the middle, so as to lock the front housing 21 and the bottom cover 22 together, a push rod 233 is disposed on the pin 232, a return spring 234 is sleeved at the other end of the pin 232, the switch base 23 is provided with a sliding hole 235 penetrating through the upper and lower surfaces of the pin, the push rod 233 is slidably disposed in the sliding hole 235, an escape hole (not shown) for escaping the push rod 233 is formed on the second rotating plate 222, the push rod 233 can push the pin 232 to be pulled out from the bottom of the connecting plate 215 so as to unlock the front housing 21 and the bottom cover 22, so that the front housing 21 can rotate relative to the bottom cover 22 to fasten the front housing 21 to the bottom cover 22 or separate the front housing 21 from the bottom cover 22, thereby opening or closing the power supply box 20 for maintenance, and at the same time, the front housing 21 and the bottom cover 22 can be quickly fixed by the cooperation of the switch base 23 and the connecting plate 25, the front shell 21 and the bottom cover 22 can be locked together without locking screws, so that the power box 20 is ensured to form a whole, components such as a power supply, a HUB mainboard and a patch panel in the power box 20 are effectively protected, two sides of the power box 20 are respectively provided with an end cover 24, and the end covers 24 shield the internal circuit of the power box 20, so that an attractive effect is achieved.
In this embodiment, when the front shell 22 is snapped on the bottom cover 21, the plug 232 is extended and inserted into the receiving space formed between the connecting plate 215 and the first side plate 212, so as to lock the front shell 21 and the bottom cover 22 together, quickly fix the front shell 22 and the bottom cover 21, prevent the front shell 22 and the bottom cover 21 from being automatically separated, and when it is necessary to separate the front shell 22 and the bottom cover 21 to open the power supply box 20, the plug 232 is pushed to move in the direction of the return spring 234 in the mounting hole 232, and simultaneously compress the return spring 234, and the return spring 234 is compressed and then contracted, so as to pull the plug 232 out of the bottom of the connecting plate 215, so as to separate the front shell 22 and the bottom cover 21, and thus open the power supply box 20; when the front case 22 and the bottom cover 21 are separated, the push rod 233 is released, and the latch 232 is restored to its original state by the elastic restoring force of the restoring spring 234; on the contrary, when the front shell 22 needs to be fastened on the bottom cover 21 to close the power supply box 20, the plug 232 is pushed to move in the direction of the return spring 234 in the mounting hole 232, the return spring 234 is compressed, the return spring 234 contracts after being compressed, after the front shell 22 and the bottom cover 21 are fastened together, the push rod 233 is released, the plug 232 returns to the original shape under the action of the elastic restoring force of the return spring 234, at this time, the plug 232 is inserted into the bottom of the connection 215, so that the bottom cover 21 and the front shell 22 are locked, and the effect of locking the power supply box 20 is achieved.
In this embodiment, as shown in fig. 6, 7, 8, 9, 10 and 12, a first rotating shaft hole 214 is respectively formed at both ends of one side of the second side plate 213 opposite to the first rotating shaft 221, a second rotating shaft hole 223 coaxial with the first rotating shaft hole 214 is respectively formed at both ends of one side of the first rotating plate 221 opposite to the second side plate 213, and the two second rotating shaft holes 223 are respectively formed between the two first rotating shaft holes 214, a rotating pin 27 is respectively inserted between the first rotating shaft hole 214 and the adjacent second rotating shaft hole 223, the first rotating plate 221 is rotatable relative to the second side plate 213 by the cooperation of the rotating pin 27, the first rotating shaft hole 214 and the second rotating shaft hole 223, so that the front case 21 is rotatable relative to the bottom cover 22 to fasten the front case 21 to the bottom cover 22 or separate the front case 21 from the bottom cover 22, therefore, the power supply box is opened or closed, and maintenance is facilitated.
In this embodiment, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the screen body module 10 includes transparent bottom shell 101, lamp plate assembly 102, protects lamp piece 103 and PET film 104, lamp plate assembly 102, protect lamp piece 103 and PET film 104 set gradually from the bottom up on the transparent bottom shell 101, lamp plate assembly 102 includes first lamp plate 1021 and second lamp plate 1022, first lamp plate 1021 with second lamp plate 1022 passes through lamp plate connector 105 soldering tin fixed connection together, it plays the effect of protection lamp pearl to protect lamp piece 103, transparent bottom shell 101 with PET film 104 has the characteristics that the luminousness is high. Through the modularized design that adopts the soldering of lamp panel connector 105 to connect, can swiftly brief introduction installation for the transparent dura mater screen dismouting of LED after the equipment is quick, easy maintenance, this transparent dura mater screen of LED has advantages such as the structure is succinct, ultra-thin ultralight, luminousness is high, simple to operate and the shape is nimble changeable simultaneously.
In this embodiment, the transparent bottom case 101 is made of a transparent PC.
In this embodiment, as shown in fig. 7 and 10, still be equipped with a HUB mainboard 26 in the power pack 20, HUB mainboard 26 bottom is equipped with a plurality of HUB mainboard plug connectors 261, be equipped with on the first lamp plate 1021 with HUB mainboard plug connectors 261 grafting complex lamp plate plug connectors 10, 23 bottom plate 211 is equipped with dodges a plurality of HUB mainboard plug connectors 261 dodge the hole (not marked in the figure).
In this embodiment, as shown in fig. 8, a plurality of first heat dissipation fins 224 are sequentially disposed at intervals on the top of the second rotating plate 222, so as to achieve a heat dissipation effect, and at the same time, no additional heat dissipation device is required.
In this embodiment, as shown in fig. 7, a plurality of second heat dissipation fins 216 sequentially arranged at intervals are disposed on an outer side wall of the first side plate 212, so as to achieve a heat dissipation effect, and at the same time, no additional heat dissipation device is required.
Correspondingly, an embodiment of the present invention provides a manufacturing process of an LED transparent hard mask, a flow schematic diagram of the manufacturing process is shown in fig. 15, and the manufacturing process includes the following steps:
s01, obtaining a transparent bottom shell, a first lamp plate, a second lamp plate, a lamp protection sheet and a PET film;
s02, fixedly connecting the first lamp panel and the second lamp panel through lamp panel connectors in a soldering tin mode to obtain a lamp panel assembly;
s03, mounting the lamp protection sheet on the first lamp panel, and arranging the lamp panel assembly in the transparent bottom shell;
s04, arranging the PET film on the lamp panel assembly;
s05, inserting the HUB mainboard plug connectors on the bottom of the HUB mainboard in the lower cover together with the lamp panel plug connectors on the first lamp panel in a paired mode, and fixing the lower cover on the transparent bottom shell through screws;
s06, the upper shell is respectively rotatably arranged on the lower cover, the upper shell can be rotatably buckled on the lower cover, and the upper shell and the lower cover can be locked together, so that the power supply box is assembled, and the LED transparent hard film screen is prepared.
In this embodiment, the thickness of the first lamp panel and the second lamp panel is 0.6-1.0mm, which is convenient for bending, and the shape is flexible and changeable, so as to be used for different application scenarios, and thus, the screen module 10 has the characteristics of light weight, thinness and softness, and can be made into various shapes such as circle, cylinder, sector, S-shape and triangle.
In this embodiment, the material of transparent drain pan is transparent PC, is convenient for improve the luminousness.
It should be noted that, in the LED transparent hard mask screen provided in this embodiment, the first lamp panel and the second lamp panel are manufactured by using a PI or PET film to perform copper sputtering, board washing, drawing, then forming a circuit board, then starting SMT to stick to a lamp and drive an integrated lamp bead, and finally covering the lamp and the PI circuit board on the surface of the lamp with a 0.2-1.0Mm transparent epoxy resin soft glue having good heat conductivity and high temperature resistance.
It should be noted that, the LED transparent hard mask provided in this embodiment is a micro LED.
The invention has the beneficial effects that: the invention has the following beneficial effects: the invention provides an LED transparent hard film screen and a manufacturing process thereof, the LED transparent hard film screen comprises a screen body module and a power supply box arranged on one side of the back surface of the screen body module, the screen body module comprises a transparent bottom shell, a lamp panel component, a lamp protection sheet and a PET film, the panel component, the lamp protection sheet and the PET film are sequentially arranged on the transparent bottom shell from bottom to top, the lamp panel component comprises a first lamp panel and a second lamp panel, the first lamp panel and the second lamp panel are fixedly connected together through lamp panel connector soldering tin, the power supply box comprises a U-shaped bottom cover, the bottom cover respectively comprises a bottom plate arranged on the screen body module, a first side plate and a second side plate are respectively arranged on the upper surface of the bottom plate along the two sides of the width direction, a connecting plate is arranged on the opposite side of the top of the first side plate and the second side plate, the edge of the connecting plate far away from the first side plate is bent downwards, an L-shaped front shell is rotatably arranged on the second side plate, the front shell comprises a first rotating plate which is arranged on the second side plate and can rotate around the second side plate, one side of the first rotating plate, which is far away from the second side plate, is provided with a second rotating plate which can be buckled on the connecting plate or separated from the connecting plate, two sides of the bottom of the second rotating plate along the length direction are respectively provided with a switch base, the connecting plate is respectively provided with a dodging port matched with the switch base, the switch base is provided with a mounting hole along the length direction, a bolt is inserted in the mounting hole and extends to be inserted at the bottom of the connecting plate so as to lock the front shell and the bottom cover together, the bolt is provided with a push rod, the other end of the bolt is sleeved with a return spring, the switch base is provided with a sliding hole penetrating through the upper surface and the lower surface of the switch base, the push rod is arranged in the sliding hole in a sliding way and can push the bolt to be pulled out from the bottom of the connecting plate so as to unlock the front shell and the bottom cover, therefore, the front shell can rotate relative to the bottom cover so as to be buckled on the bottom cover or be separated from the bottom cover, so that the power supply box can be opened or closed, maintenance is convenient, meanwhile, the front shell and the bottom cover can be quickly fixed through the matching of the switch base and the connecting plate, the front shell and the bottom cover can be locked together without locking screws, and the LED transparent hard film screen has the advantages of being simple in structure, ultrathin, ultralight, high in light transmittance, convenient to install, flexible and changeable in shape and the like.
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 (9)
1. A LED transparent hard film screen is characterized by comprising a screen body module and a power supply box arranged on one side of the back face of the screen body module, wherein the screen body module comprises a transparent bottom shell, a lamp plate assembly, a lamp protection sheet and a PET film, the lamp plate assembly, the lamp protection sheet and the PET film are sequentially arranged on the transparent bottom shell from bottom to top, the lamp plate assembly comprises a first lamp plate and a second lamp plate, the first lamp plate and the second lamp plate are fixedly connected together through lamp plate connector soldering tin, the power supply box comprises a U-shaped bottom cover, the bottom cover comprises a bottom plate arranged on the screen body module, a first side plate and a second side plate are respectively arranged on the upper surface of the bottom plate along the two sides of the width direction, a connecting plate is arranged on one side of the top of the first side plate opposite to the second side plate, and one side edge of the connecting plate, which is far away from the first side plate, is bent downwards, the second side plate is rotatably provided with an L-shaped front shell, the front shell comprises a first rotating plate which is arranged on the second side plate and can rotate around the second side plate, one side of the first rotating plate, which is far away from the second side plate, is provided with a second rotating plate which can be buckled on the connecting plate or separated from the connecting plate, the two sides of the bottom of the second rotating plate along the length direction are respectively provided with a switch base, the two sides of the connecting plate are respectively provided with an avoiding opening matched with the switch base, the switch base is provided with a mounting hole along the length direction, a bolt is inserted in the mounting hole and extends to be inserted at the bottom of the connecting plate so as to lock the front shell and the bottom cover together, the bolt is provided with a push rod, the other end of the bolt is sleeved with a return spring, and the switch base is provided with a sliding hole penetrating through the upper surface and the lower surface of the switch base, the push rod is arranged in the sliding hole in a sliding mode, and the push rod can push the bolt to be pulled out of the bottom of the connecting plate, so that the front shell and the bottom cover can be unlocked.
2. The LED transparent hard film screen as claimed in claim 1, wherein two ends of the opposite side of the second side plate from the first rotating plate are respectively provided with a first rotating shaft hole, two ends of the opposite side of the first rotating plate from the second side plate are respectively provided with a second rotating shaft hole coaxial with the first rotating shaft hole, the two second rotating shaft holes are respectively arranged between the two first rotating shaft holes, a rotating pin is respectively inserted between the first rotating shaft hole and the adjacent second rotating shaft hole, and the first rotating plate can rotate relative to the second side plate through the cooperation of the rotating pin, the first rotating shaft hole and the second rotating shaft hole. The two ends of one side, opposite to the first rotating plate and the second side plate, of the first rotating plate are respectively provided with a first rotating shaft hole, two ends, opposite to the first rotating plate, of the second side plate are respectively provided with a second rotating shaft hole coaxial with the first rotating shaft hole, the two second rotating shaft holes are respectively arranged between the two first rotating shaft holes, a rotating pin is respectively inserted between the first rotating shaft hole and the adjacent second rotating shaft hole, and the first rotating plate can rotate relative to the second side plate through the matching of the rotating pin, the first rotating shaft hole and the second rotating shaft hole.
3. The LED transparent hard film screen according to claim 1, characterized in that, still be equipped with power, HUB mainboard and keysets in the power pack, HUB mainboard bottom is equipped with a plurality of HUB mainboard plug connectors, be equipped with on the first lamp plate with HUB mainboard plug connector grafting complex lamp plate plug connector, the bottom plate is equipped with dodges a plurality of the hole of dodging of HUB mainboard plug connector.
4. The LED transparent hard mask according to claim 1, wherein two sides of the bottom cover are respectively provided with an end cover.
5. The LED transparent hard film screen as claimed in claim 1, wherein a plurality of first cooling fins are arranged on the top of the second rotating plate at intervals in sequence.
6. The LED transparent hard film screen as claimed in claim 1, wherein a plurality of second cooling fins are arranged on the outer side wall of the first side plate at intervals in sequence.
7. The process for manufacturing the LED transparent hard mask according to any one of claims 1 to 6, comprising the following steps:
(1) obtaining a transparent bottom shell, a first lamp plate, a second lamp plate, a lamp protection sheet and a PET film;
(2) fixedly connecting the first lamp panel and the second lamp panel through lamp panel connectors in a soldering manner to obtain a lamp panel assembly;
(3) installing the lamp protection sheet on the first lamp panel, and arranging the lamp panel assembly in the transparent bottom shell;
(4) arranging the PET film on the lamp panel assembly;
(5) inserting the HUB mainboard plug connectors on the bottom of the HUB mainboard in the lower cover together with the lamp panel plug connectors on the first lamp panel in a paired manner, and fixing the lower cover on the transparent bottom shell through screws;
(6) will the upper shell rotates respectively to be set up on the lower cover, the rotatable lock of upper shell is in on the lower cover, and the upper shell with the lower cover lockable is in the same place to accomplish the assembly of power pack, the preparation obtains the transparent dura mater screen of LED.
8. The manufacturing process of the LED transparent hard film screen according to claim 7, wherein the thickness of the first lamp panel and the second lamp panel is 0.6-1.0 mm.
9. The manufacturing process of the LED transparent hard film screen according to claim 7, wherein the transparent bottom case is made of transparent PC.
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| CN113539133B (en) | 2024-01-30 |
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