CN115696835A - Three-dimensional LED display screen box - Google Patents
Three-dimensional LED display screen box Download PDFInfo
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- CN115696835A CN115696835A CN202211427065.5A CN202211427065A CN115696835A CN 115696835 A CN115696835 A CN 115696835A CN 202211427065 A CN202211427065 A CN 202211427065A CN 115696835 A CN115696835 A CN 115696835A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
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Abstract
The invention relates to the technical field of LED display screens, in particular to a three-dimensional LED display screen box body which comprises an installation box body, wherein a plurality of installation through holes are formed in the installation box body, guide supporting plates are welded in the installation through holes, the guide supporting plates partially protrude into the installation box body, supporting cylindrical rods are symmetrically and fixedly arranged on the installation box body on the upper side and the lower side of each guide supporting plate, auxiliary radiating holes are symmetrically formed in the installation box body on the two sides of each installation through hole, a fixed connecting block is fixedly arranged at the rear end of each LED display screen, installation locking holes and guide supporting holes are formed in the fixed connecting block, when the LED display screens are installed, the guide supporting plates in the box body are only required to be inserted into the guide supporting holes, then the LED display screens are pushed towards the inside of the box body, and the LED display screens can be automatically installed and fixed, so that the operation is very convenient and fast.
Description
Technical Field
The invention relates to the technical field of LED display screens, in particular to a three-dimensional LED display screen box body.
Background
The LED display screen box is a component for assembling the LED display screen, the LED display screen is assembled into the box body, the box body is generally placed outdoors for propaganda or exhibition, the LED display screen box is widely applied to markets and squares, the structure of the LED display screen box body used at present is simple, the LED display screen is troublesome to mount and dismount, a plurality of box bodies are used, the LED display screens are required to be fixed mutually, the LED display screen can be mounted in the box body, in addition, a maintenance channel needs to be reserved on the box body, so that in the using process, if the LED display screen is damaged, the LED display screen can be replaced and maintained, the mounting and dismounting of the LED display screen through the maintenance channel is very troublesome, because a plurality of LED display screens are used, the space for using tools is very narrow, small maintenance obstacles are caused for workers, the heat dissipation performance of the box body used at present is poor, the LED display screens work together, the generated heat is large, and the heat inside the box body cannot be dissipated timely, and the LED display screen is easy to damage.
Disclosure of Invention
The invention aims to provide a three-dimensional LED display screen box body to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a three-dimensional LED display screen box, includes the installation box, a plurality of installation through-holes have been seted up to the inside of installation box, the inside welding of installation through-hole has the direction backup pad, the direction backup pad partially stands out in the inside of installation box, and the fixed support cylinder pole that is provided with of symmetry on the installation box of both sides about the direction backup pad, the supplementary louvre has been seted up to the symmetry on the installation box of installation through-hole both sides, the welding has the support slide rail on the installation box of supplementary louvre downside, and has seted up movable connection groove on the installation box of supplementary louvre one side, movable connection groove is on the outer terminal surface of installation box, and has the direction gag lever post in the movable connection groove welding, and the welding has spacing direction slider on the installation box of movable connection groove upper end, install the LED display screen in the installation box, the rear end face central point of LED display screen puts the fixed connecting block that is provided with, connecting slot has been seted up on the fixed connecting block, installation locking hole has been seted up to the symmetry on the both sides lateral wall of connecting slot, and the tank bottom has seted up the direction supporting hole, the convenient fixed mounting of LED display screen installation on the installation box.
Preferably, the convenient installation mechanism of display screen includes movable cardboard, activity stop collar, first coupling spring, push-and-pull connecting rod, closure flap, sliding connection piece, second coupling spring and activity dust guard, the activity cardboard is pegged graft in the mounting hole, and has two activity cardboards in every mounting hole, and two activity cardboards are in the both sides of direction backup pad respectively, the front end integrated into one piece of activity cardboard is provided with the cooperation locking piece of pegging graft, and one side welding of activity cardboard has U type connection shell fragment, the other end welding of U type connection shell fragment is on the direction backup pad.
Preferably, the movable limiting sleeve is provided with a limiting through hole, a guide supporting plate and a movable clamping plate are inserted in the limiting through hole, supporting matching holes are symmetrically formed in the movable limiting sleeve at the upper end and the lower end of the limiting through hole, supporting cylindrical rods are inserted in the supporting matching holes, the first connecting spring is sleeved on the supporting cylindrical rods, matching connecting frames are symmetrically welded on the movable limiting sleeve at the two sides of the limiting through hole, push-pull connecting rods are hinged to the matching connecting frames, and the other ends of the push-pull connecting rods are hinged to the closed baffle.
Preferably, the end of the closed baffle, which is far away from the movable limiting sleeve, is welded with a fixed connecting frame, the fixed connecting frame is hinged with a push-pull connecting rod, the lower end of the closed baffle is integrally formed with a matched sliding block, and the matched sliding block is inserted into the supporting sliding rail.
Preferably, the fixed link's that keeps away from one end on the closing baffle fixed extrusion push pedal is provided with, the extrusion push pedal is in supplementary louvre, and has seted up the direction mating holes on the extrusion push pedal, the grafting has the direction gag lever post in the direction mating holes.
Preferably, the sliding connection piece is provided with a matching hole, and the sliding connection piece is sleeved on the guide limiting rod through the matching hole, the second connecting spring is also sleeved on the guide limiting rod, the sliding connection piece is always contacted with the extrusion push plate on the closed baffle, the lower end of the sliding connection piece is hinged with an upper driving connecting rod and a lower driving connecting rod, the other end of the upper driving connecting rod is hinged on the movable dustproof plate, and the upper driving connecting rod and the lower driving connecting rod are located in the movable connecting groove.
Preferably, the dust hole has been seted up to one side of activity dust guard, and the part of seting up the dust hole covers in the outer port department of supplementary louvre, and the one side upper end welding that is close to the dust hole on the activity dust guard has the elasticity card, the slope of elasticity card is down, and the lower extreme integrated into one piece of elasticity card is provided with the cylinder fixture block, the cylinder fixture block is when playing the fixed action to the activity cardboard, pegs graft between two activity cardboards in same installation through-hole, and the cylinder fixture block contacts with two activity cardboards respectively.
Preferably, the movable dust guard is provided with a limiting slot on the inner surface of one side away from the dust-proof hole, the limiting slot is inserted with a limiting guide sliding block, the lower end of the inner surface of the movable dust guard is fixedly provided with a connecting hinge block, the connecting hinge block is positioned on one side away from the elastic clamping piece, the connecting hinge block is hinged with an upper driving connecting rod and a lower driving connecting rod, and the height of the end, hinged on the sliding connecting block, of the upper driving connecting rod and the lower driving connecting rod is higher than the height of the end, hinged on the connecting hinge block, of the upper driving connecting rod and the lower driving connecting rod.
Compared with the prior art, the invention has the beneficial effects that: the invention has reasonable structure and strong functionality, and has the following advantages:
1. fixed connection piece that is provided with at the rear end of LED display screen, install locking hole and direction supported hole have been seted up on the fixed connection piece, when carrying out the installation of LED display screen, only need to peg graft the inside direction backup pad of box in the direction supported hole, then promote the automatic installation that the LED display screen can be realized to the inside of box fixed, operate convenient and fast very, in addition when carrying out the dismantlement of LED display screen, the quick dismantlement of LED display screen can be realized to the movable cardboard that only needs pulling LED display screen rear end in opposite directions, make the ann of single LED display screen tear open and become convenient and fast very, and the work efficiency of staff is greatly improved.
2. When carrying out the installation of LED display screen, when the inside of toward the box promotes the LED display screen, can drive movable stop collar and remove, and then can drive closed baffle under the effect of activity stop collar and remove, and then make supplementary louvre open, just so make the rear end of every LED display screen all correspond and have two supplementary louvres, promoted the heat-sinking capability of box greatly, guaranteed the normal use of LED display screen, make its life longer.
3. The enclosure baffle is in removing, can drive sliding connection piece and remove, and then will drive movable dust guard and move down under sliding connection piece and the effect of upper and lower drive connecting rod, and then make movable dust guard cover on supplementary louvre, under the radiating condition of not influencing, fine dust of having avoided in the air enters into the inside of box from supplementary louvre department, cause unfavorable influence to the LED display screen, in addition movable dust guard is when moving down, can make the cylinder fixture block on the elasticity card peg graft between two activity cardboards, and contact with two activity cardboards respectively, can play spacing effect to the activity cardboard like this, avoid its phase motion under the effect of external force, lead to cooperation grafting locking piece to withdraw from the installation locking hole, and then lead to the LED display screen to drop from the box.
Drawings
FIG. 1 is a schematic front end view of an LED display screen assembled with a mounting box.
Fig. 2 is an assembly view of the inside of the installation case.
FIG. 3 is a rear end schematic view of the assembly of the LED display screen and the mounting box.
Fig. 4 is an enlarged schematic view of a portion a of fig. 2.
Fig. 5 is an enlarged schematic view of B in fig. 3.
Fig. 6 is a schematic structural view of the inside of the installation case.
Fig. 7 is a schematic structural view of the rear end of the installation case.
Fig. 8 is an enlarged schematic view at C in fig. 7.
FIG. 9 is an exploded view of the display screen ready-to-mount mechanism.
Fig. 10 is a schematic diagram of a rear end structure of the LED display screen.
In the figure: 1. installing a box body; 11. mounting a through hole; 12. a guide support plate; 13. supporting the cylindrical rod; 14. auxiliary heat dissipation holes; 15. supporting the slide rail; 16. a movable connecting groove; 17. guiding a limiting rod; 18. a limiting guide sliding block; 2. an LED display screen; 21. fixing a connecting block; 22. connecting the slots; 23. installing a locking hole; 24. a guide support hole; 3. a movable clamping plate; 31. the locking block is inserted in a matching way; 32. the U-shaped connecting elastic sheet; 4. a movable limit sleeve; 41. a limiting through hole; 42. a support mating hole; 43. a matching connecting frame; 44. a first connecting spring; 5. a push-pull connecting rod; 6. a closing baffle; 61. a fixed connecting frame; 62. matching with the sliding block; 63. extruding the push plate; 64. a guide mating hole; 7. a sliding connection block; 71. an up-and-down driving connecting rod; 8. a second connection spring; 9. a movable dust guard; 91. an elastic card; 92. a cylindrical fixture block; 93. limiting slots; 94. and connecting the hinge blocks.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 10, the present invention provides a technical solution:
the utility model provides a three-dimensional LED display screen box, including installation box 1, a plurality of installation through-holes 11 have been seted up to the inside of installation box 1, the quantity of installation through-holes 11 corresponds with the quantity of LED display screen 2, the quantity of LED display screen 2 is based on the case mouth that is covered with installation box 1, the inside welding of installation through-hole 11 has direction backup pad 12, direction backup pad 12 part is outstanding in the inside of installation box 1, and the symmetry is fixed to be provided with support cylinder pole 13 on the installation box 1 of direction backup pad 12 upper and lower both sides, the symmetry has seted up supplementary louvre 14 on the installation box 1 of installation through-hole 11 both sides, the welding has support slide rail 15 on the installation box 1 of supplementary louvre 14 downside, and seted up movable connecting groove 16 on the installation box 1 of supplementary louvre 14 one side, movable connecting groove 16 is on the outer terminal surface of installation box 1, and the welding has guide stop lever 17 in the movable connecting groove 16, the welding has spacing direction slider 18 of upper end on the installation box 1, install LED display screen 2 in installation box 1, fixedly provided with fixed connection block 21 on the rear end face central point of LED display screen 2, the fixed connection block 21 has seted up connection 22, the convenient display screen is installed on the symmetrical installation box 1 of the fixed mounting slot bottom of the installation box that the slot 23 of the installation slot has been seted up, the convenient installation mechanism of installation slot 23.
The convenient installation mechanism of the display screen comprises movable clamping plates 3, movable limiting sleeves 4, first connecting springs 44, push-pull connecting rods 5, a sealing baffle 6, a sliding connecting block 7, second connecting springs 8 and movable dust-proof plates 9, wherein the movable clamping plates 3 are inserted into installation through holes 11, two movable clamping plates 3 are arranged in each installation through hole 11, the two movable clamping plates 3 are respectively arranged on two sides of a guide supporting plate 12, a matched inserting locking block 31 is integrally formed at the front end of each movable clamping plate 3, a U-shaped connecting elastic sheet 32 is welded on one side of each movable clamping plate 3, the other end of each U-shaped connecting elastic sheet 32 is welded on the guide supporting plate 12, the matched inserting locking block 31 is inserted into an installation locking hole 23 when the LED display screen 2 is fixed, the size of the installation locking hole 23 is equal to that of the matched inserting locking block 31, the front end of the guide supporting plate 12 at the moment is inserted into a guide supporting hole 24, and the width and height of the guide supporting hole 24 are equal to those of the guide supporting plate 12.
Limiting through holes 41 are formed in the movable limiting sleeves 4, guide supporting plates 12 and movable clamping plates 3 are inserted into the limiting through holes 41, supporting matching holes 42 are symmetrically formed in the movable limiting sleeves 4 at the upper ends and the lower ends of the limiting through holes 41, supporting cylindrical rods 13 are inserted into the supporting matching holes 42, first connecting springs 44 are sleeved on the supporting cylindrical rods 13, two ends of each first connecting spring 44 are welded to the inner surface of the installation box body 1 and the end faces of the corresponding movable limiting sleeve 4 respectively, in addition, when the LED display screen 2 is not installed, the matched inserting locking blocks 31 are located in the limiting through holes 41 in the movable limiting sleeves 4, the U-shaped connecting elastic pieces 32 at the moment are in a compressed state, matched connecting frames 43 are symmetrically welded to the movable limiting sleeves 4 at two sides of each limiting through hole 41, push-pull connecting rods 5 are hinged to the matched connecting frames 43, and the other ends of the push-pull connecting rods 5 are hinged to the closed baffle 6.
Keep away from the one end welding of activity stop collar 4 on the closure 6 and have fixed connection frame 61, it has push-and-pull connecting rod 5 to articulate on the fixed connection frame 61, the lower extreme integrated into one piece of closure 6 is provided with cooperation slider 62, cooperation slider 62 is pegged graft on supporting slide 15, the fixed extrusion push pedal 63 that is provided with of one end of keeping away from fixed connection frame 61 on the closure 6 in addition, extrusion push pedal 63 is in supplementary louvre 14, and direction mating holes 64 has been seted up on the extrusion push pedal 63, it has direction gag lever post 17 to peg graft in the direction mating holes 64, when not carrying out the installation of LED display screen 2, closure 6 at this moment covers the department in the interior louvre 14.
Preferably, the matching holes have been seted up on the sliding connection block 7, and the sliding connection block 7 cup joints on direction gag lever post 17 through the matching holes, second coupling spring 8 also cup joints on direction gag lever post 17, the both ends of second coupling spring 8 weld respectively on the sliding connection block 7 and on the interior terminal surface of activity spread groove 16, the sliding connection block 7 contacts with the extrusion push pedal 63 on the closed baffle 6 all the time, and the lower extreme of sliding connection block 7 articulates there is upper and lower drive connecting rod 71, the other end of upper and lower drive connecting rod 71 articulates on activity dust guard 9, and upper and lower drive connecting rod 71 is in the activity spread groove 16.
Dustproof hole has been seted up to one side of activity dust guard 9, and the part of seting up the dustproof hole covers the outer port department at supplementary louvre 14, the welding of one side upper end that is close to the dustproof hole on the activity dust guard 9 has elasticity card 91, elasticity card 91 slope is down, and the lower extreme integrated into one piece of elasticity card 91 is provided with cylinder fixture block 92, cylinder fixture block 92 is when playing the fixed action to activity cardboard 3, peg graft between two activity cardboards 3 in same mounting hole 11, and cylinder fixture block 92 contacts with two activity cardboards 3 respectively.
Spacing slot 93 has been seted up on keeping away from one side internal surface of seting up the dust guard on the activity dust guard 9, spacing direction slider 18 has been pegged graft in spacing slot 93, the fixed articulated piece 94 that connects that is provided with of the internal surface lower extreme of activity dust guard 9, articulated piece 94 is in the one side of keeping away from elasticity card 91, and articulated on the articulated piece 94 of connecting has upper and lower drive connecting rod 71, the one end that upper and lower drive connecting rod 71 articulated on sliding connection piece 7 is located highly to be higher than the one end that upper and lower drive connecting rod 71 articulated on articulated piece 94, the part that does not set up the dust guard on the activity dust guard 9 covers on movable connecting groove 16 in addition, avoid the rainwater to enter into movable connecting groove 16.
When the LED display screen 2 is installed, the rear end guide support hole 24 is aligned with the guide support plate 12, then the LED display screen 2 is pushed towards the inside of the installation box body 1, so that the fixed connecting block 21 is contacted with the movable limiting sleeve 4, further when the LED display screen 2 is pushed, the movable limiting sleeve 4 is pushed to move until the installation locking hole 23 reaches the position of the matched inserting locking block 31, then the matched inserting locking block 31 is inserted into the installation locking hole 23 under the action of the U-shaped connecting elastic sheet 32, so that the fixed installation of the LED display screen 2 can be realized, the operation is very simple and convenient, in addition, when the movable limiting sleeve 4 moves, the heat dissipation hole of the sealing baffle 6 which is connected with the movable limiting sleeve is pushed to move under the action of the push-pull connecting rod 5, so that the heat dissipation hole is not covered at the inner port of the auxiliary 14, so that the auxiliary 14 is opened, in this way, each LED display screen 2 is provided with two corresponding auxiliary heat dissipation holes 14 for better heat dissipation, and when the sealing baffle 6 moves, the sliding connection block 7 is pushed to move towards the movable connection slot 16, so as to drive the upper and lower driving connecting rods 71 to move downwards, so as to drive the movable dust-proof plate 9 to cover the outer ports of the auxiliary heat dissipation holes 14, thereby effectively preventing dust in the air from entering the installation box 1 from the auxiliary heat dissipation holes 14, and in the process of moving the movable dust-proof plate 9 downwards, the elastic clamping plate 91 collides with the movable clamping plate 3 to deform the movable clamping plate, until the matched plug-in locking block 31 enters the installation locking hole 23, the two movable clamping plates 3 move back to each other, so that the elastic clamping plate 91 loses support, and thus the elastic clamping plate 91 is deformed under the elastic effect, and then the cylindrical clamping block 92 is clamped between the two movable clamping plates 3, the two movable clamping plates 3 are fixed, two movable clamping plates 3 are prevented from moving in opposite directions in the using process, the matched insertion locking block 31 exits from the installation locking hole 23, and further the LED display screen 2 is caused to fall off from the installation box body 1, so that economic loss is caused, when one LED display screen 2 breaks down and needs to be overhauled, at the moment, the two elastic clamping plates 91 can be pushed upwards to deform upwards, the cylindrical clamping block 92 is not clamped between the two movable clamping plates 3 any more, the movable clamping plates 3 are made to lose fixation, then the two movable clamping plates 3 are extruded in opposite directions, the matched insertion locking block 31 exits from the installation locking hole 23, the movable limiting sleeve 4 can be pushed to move under the action of the first connecting spring 44, the LED display screen 2 is driven to move, quick disassembly of the LED display screen 2 is realized, the matched insertion locking block 31 is inserted into the limiting through hole 41 at the moment, the U-shaped connecting elastic sheet 32 is in a compression state, the auxiliary heat dissipation hole 14 is in a closed state, the movable dust-proof plate 9 resets, and does not cover on the auxiliary heat-proof plate 14 any more.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a three-dimensional LED display screen box, is including installation box (1), its characterized in that: the LED display screen is characterized in that a plurality of installation through holes (11) are formed in the installation box body (1), guide supporting plates (12) are welded in the installation through holes (11), parts of the guide supporting plates (12) protrude out of the installation box body (1), supporting cylindrical rods (13) are symmetrically and fixedly arranged on the installation box body (1) on the upper side and the lower side of each guide supporting plate (12), auxiliary radiating holes (14) are symmetrically formed in the installation box body (1) on the two sides of each installation through hole (11), supporting slide rails (15) are welded on the installation box body (1) on the lower side of each auxiliary radiating hole (14), movable connecting grooves (16) are formed in the installation box body (1) on one side of each auxiliary radiating hole (14), the movable connecting grooves (16) are located on the outer end face of the installation box body (1), guide limiting guide sliders (18) are welded in the installation box body (1) on the upper ends of the movable connecting grooves (16), LED display screens (2) are installed in the installation box body (1), fixed connecting blocks (21) are fixedly arranged on the center position of the rear end face of each LED display screen (2), and symmetrical connecting grooves (22) are symmetrically formed in the side walls (23), and the groove bottom of the connecting slot (22) is provided with a guide supporting hole (24), and the LED display screen is fixedly installed on the installation box body (1) through a convenient installation mechanism of the display screen.
2. The stereoscopic LED display screen box body according to claim 1, wherein: the convenient installation mechanism for the display screen comprises movable clamping plates (3), movable limiting sleeves (4), first connecting springs (44), push-pull connecting rods (5), sealing baffles (6), sliding connecting blocks (7), second connecting springs (8) and movable dust-proof plates (9), wherein the movable clamping plates (3) are inserted into the installation through holes (11), two movable clamping plates (3) are arranged in each installation through hole (11), the two movable clamping plates (3) are respectively located on two sides of a guide support plate (12), the front ends of the movable clamping plates (3) are integrally formed to be provided with matched insertion locking blocks (31), U-shaped connecting elastic pieces (32) are welded on one sides of the movable clamping plates (3), and the other ends of the U-shaped connecting elastic pieces (32) are welded on the guide support plates (12).
3. The stereoscopic LED display screen box of claim 2, wherein: the movable limiting sleeve is characterized in that a limiting through hole (41) is formed in the movable limiting sleeve (4), a guide supporting plate (12) and a movable clamping plate (3) are inserted into the limiting through hole (41), supporting matching holes (42) are symmetrically formed in the movable limiting sleeve (4) at the upper end and the lower end of the limiting through hole (41), supporting cylindrical rods (13) are inserted into the supporting matching holes (42), first connecting springs (44) are sleeved on the supporting cylindrical rods (13), matching connecting frames (43) are symmetrically welded on the movable limiting sleeve (4) at the two sides of the limiting through hole (41), push-pull connecting rods (5) are hinged to the matching connecting frames (43), and the other ends of the push-pull connecting rods (5) are hinged to a closed baffle (6).
4. The stereoscopic LED display screen box of claim 3, wherein: the sealing baffle is characterized in that a fixed connecting frame (61) is welded at one end, far away from the movable limiting sleeve (4), of the sealing baffle (6), a push-pull connecting rod (5) is hinged to the fixed connecting frame (61), a matching sliding block (62) is integrally formed at the lower end of the sealing baffle (6), and the matching sliding block (62) is inserted into the supporting sliding rail (15).
5. The stereoscopic LED display screen box of claim 4, wherein: the one end of keeping away from fixed connection frame (61) on closed baffle (6) is fixed and is provided with extrusion push pedal (63), extrusion push pedal (63) are in supplementary louvre (14), and have seted up direction mating holes (64) on extrusion push pedal (63), it has direction gag lever post (17) to peg graft in direction mating holes (64).
6. The stereoscopic LED display screen box of claim 2, wherein: the sliding connection piece (7) is provided with a matching hole, the sliding connection piece (7) is sleeved on the guide limiting rod (17) through the matching hole, the second connecting spring (8) is also sleeved on the guide limiting rod (17), the sliding connection piece (7) is always in contact with an extrusion push plate (63) on the closed baffle (6), the lower end of the sliding connection piece (7) is hinged with an upper driving connecting rod (71) and a lower driving connecting rod (71), the other end of the upper driving connecting rod (71) and the lower driving connecting rod (71) are hinged on the movable dustproof plate (9), and the upper driving connecting rod (71) and the lower driving connecting rod (71) are located in the movable connecting groove (16).
7. The stereoscopic LED display screen box of claim 6, wherein: the utility model discloses a fixed mounting hole, including activity dust guard (9), elasticity card (91), cylinder fixture block (92) when playing the fixed action to activity cardboard (3), peg graft between two activity cardboards (3) in same installation through-hole (11), and cylinder fixture block (92) contact with two activity cardboards (3) respectively, the dust hole has been seted up to one side of activity dust guard (9), and the part of seting up the dust hole covers in the outer port department of supplementary louvre (14), and the welding of one side upper end that is close to the dust hole on activity dust guard (9) has elasticity card (91), elasticity card (91) slope is down, and the lower extreme integrated into one piece of elasticity card (91) is provided with cylinder fixture block (92).
8. The stereoscopic LED display screen box of claim 7, wherein: keep away from on the one side internal surface of seting up the dust hole on activity dust guard (9) and seted up spacing slot (93), spacing direction slider (18) have been pegged graft in spacing slot (93), and the internal surface lower extreme of activity dust guard (9) is fixed and is provided with and connects hinge piece (94), connect hinge piece (94) and be in the one side of keeping away from elasticity card (91), and connect hinge piece (94) and go up to articulate and have drive connecting rod (71) from top to bottom, drive connecting rod (71) from top to bottom articulate the one end that highly is higher than from top to bottom drive connecting rod (71) and articulate the one end on connecting hinge piece (94) at the one end that links up and down that links on sliding connection piece (7).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211427065.5A CN115696835B (en) | 2022-11-15 | 2022-11-15 | Three-dimensional LED display screen box |
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| CN202211427065.5A CN115696835B (en) | 2022-11-15 | 2022-11-15 | Three-dimensional LED display screen box |
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| CN115696835A true CN115696835A (en) | 2023-02-03 |
| CN115696835B CN115696835B (en) | 2023-06-27 |
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| CN116580930A (en) * | 2023-07-13 | 2023-08-11 | 泰州海田电气制造有限公司 | Energy-saving environment-friendly dry type power transformer |
| CN116682633A (en) * | 2023-08-03 | 2023-09-01 | 泰州海田电气制造有限公司 | Rectifying phase-shifting marine transformer |
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| CN116580930B (en) * | 2023-07-13 | 2023-09-22 | 泰州海田电气制造有限公司 | Energy-saving environment-friendly dry type power transformer |
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