CN114399963B - LED display screen fixing box - Google Patents

LED display screen fixing box Download PDF

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Publication number
CN114399963B
CN114399963B CN202210099114.0A CN202210099114A CN114399963B CN 114399963 B CN114399963 B CN 114399963B CN 202210099114 A CN202210099114 A CN 202210099114A CN 114399963 B CN114399963 B CN 114399963B
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display screen
led display
arc
frame
rod
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CN114399963A (en
Inventor
王毅恒
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Shandong Kinda Photoelectric Co ltd
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Shandong Kinda Photoelectric Co ltd
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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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
    • F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
    • F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/302—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements characterised by the form or geometrical disposition of the individual elements
    • G09F9/3026—Video wall, i.e. stackable semiconductor matrix display modules
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00—Casings, cabinets or drawers for electric apparatus
    • H05K5/0021—Side-by-side or stacked arrangements

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

The invention discloses an LED display screen fixing box, which comprises a box body, a back plate arranged at the back of the box body and connected with the box body through bolts, and a connecting member connected with an LED module, wherein the connecting member comprises a first connecting piece, two arc guide grooves are symmetrically arranged at two sides of the lower part of a first frame, a first arc guide rod is connected in the arc guide groove in a sliding manner, the lower end of the first arc guide rod is connected with a first connecting plate, the upper end of the first arc guide rod is hinged with a first connecting rod, the first connecting rods at two sides are hinged with the lower part of the first connecting head, and the upper part of the first connecting head is rotatably connected with a first adjusting bolt; the support component comprises a center seat, the four corners of the center seat are connected with first support rods, the four corners of the LED display screen are provided with fixing seats, and the other ends of the first support rods are connected with the fixing seats. According to the invention, the angle of the LED module is adjusted through the first connecting piece, and as the angles of the adjacent LED modules can be adjusted independently, the whole LED display screen is flexibly connected, and the LED display screen is adjusted to be any curved surface according to actual needs.

Description

LED display screen fixing box
Technical Field
The invention belongs to the technical field of LED display screens, and particularly relates to an LED display screen fixing box.
Background
The LED is a flat panel display, and is widely applied to public places for advertising or information release because the LED display screen has the characteristics of small power consumption, long service life, good color and the like. Currently, when a large-sized LED screen is installed in many outdoor occasions, the LED screen is required to be integrally presented as a curved surface after installation according to the actual situation of the installation position. In general, the whole LED screen is formed by splicing a plurality of LED modules, and a certain included angle is formed between two adjacent LED modules, so that the whole LED screen has the effect of an arc-shaped curved surface.
However, once the included angle between two adjacent LED modules of the LED screen is determined during installation, it is difficult to change again, that is, the current LED screen cannot freely adjust the curved surface effect.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides an LED display screen fixing box, so as to solve the problem that the radian of a curved surface of the existing LED display screen cannot be adjusted.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
the LED display screen fixing box comprises a box body, a back plate arranged at the back of the box body and connected with the box body through bolts, and a connecting member connected with LED modules, wherein a plurality of radiators are arranged on the back plate, and corners of the LED modules are connected into an LED display screen through the connecting member; the connecting component comprises a first connecting piece, the first connecting piece comprises a first frame, two arc guide grooves are symmetrically arranged on two sides of the lower portion of the first frame, a first arc guide rod is connected in the arc guide grooves in a sliding mode, the circle centers of the arc guide grooves and the first arc guide rod fall on the outer surface of the LED module, the lower end of the first arc guide rod is connected with a first connecting plate, the first connecting plate is connected with the LED module through a bolt, the upper end of the first arc guide rod is hinged with a first connecting rod, a first connecting head is arranged in the first frame, the first connecting rods on two sides are hinged with the lower portion of the first connecting head, a first adjusting bolt is rotationally connected with the upper portion of the first connecting head, and the first adjusting bolt is in threaded connection with the first frame; the back of the LED display screen is provided with a supporting member, the supporting member comprises a center seat, the four corners of the center seat are connected with first supporting rods, the four corners of the LED display screen are provided with fixing seats, the other ends of the first supporting rods are connected with the fixing seats, the fixing seats on the upper part and the lower part of the same side are connected through second supporting rods, one side of each fixing seat is provided with a plurality of fixing bolts, and each fixing bolt penetrates through the back plate and is connected with the back plate through nuts.
When the angle of the LED display screen is adjusted, the first adjusting bolt is rotated to move up and down on the first frame, the first adjusting bolt drives the first connecting rod to move up and down through the first connecting rod, the first connecting rod drives the first arc-shaped guide rod to slide in the first arc-shaped groove in a telescopic manner, so that the angle of the LED module is adjusted through the first connecting plate, and the angle of the adjacent LED module can be adjusted independently, so that the whole LED display screen is in flexible connection, and the LED display screen is adjusted to be any curved surface according to actual needs.
As a further preferred mode of the technical scheme, the connecting member further comprises a second connecting piece, the second connecting piece comprises a second frame, two arc-shaped guide grooves are symmetrically arranged on two sides of the lower portion of the second frame, a second arc-shaped guide rod is connected in the arc-shaped guide grooves in a sliding mode, the circle center of the second arc-shaped guide rod falls on the outer surface of the LED module, the lower end of the second arc-shaped guide rod is connected with a second connecting plate, a second connector is arranged in the second frame, the second connecting rods on two sides are hinged to the lower portion of the second connecting street, a second adjusting bolt is rotationally connected to the upper portion of the second connector, and the second adjusting bolt is in threaded connection with the upper portion of the second frame; the second connecting pieces are arranged between the edge of the LED display screen and the adjacent first connecting pieces, when the second connecting pieces are arranged at the edge of the LED display screen, the second connecting pieces at the upper part and the lower part are transversely arranged, and the second connecting pieces at the left side and the right side are longitudinally arranged; when the second connecting piece is arranged on the adjacent second connecting piece, the second connecting plate is connected with the lower part of the first frame; the second connecting piece realizes the adjustment of the upper radian and the lower radian of the adjacent LED modules, and the adjustment range of the LED display screen is further enlarged.
As a further preference of the technical scheme, the lower part of the first frame is provided with a plurality of threaded holes, and the second connecting plate is detachably connected with the threaded holes on the lower part of the first frame through a plurality of fastening bolts, so that the universality of the second connecting piece is improved, and the cost of dismounting and maintaining the connecting member is reduced.
As a further preference of the technical scheme, the lower part of the first frame is provided with a U-shaped clamping groove, and the second connecting plate of the second connecting piece is clamped in the U-shaped clamping groove, so that the second connecting piece is convenient to quickly position when connected with the first connecting piece.
As a further preferable mode of the technical scheme, a first hinge joint is arranged on one side of the fixed seat, a second hinge joint is arranged on one side of the first hinge joint, a first sleeve is sleeved outside the first supporting rod, one end of the first sleeve is hinged with the center seat, one end of the first supporting rod is hinged with the second hinge joint, and the first sleeve is provided with a first fastening bolt; the outer parts of the two ends of the second supporting rod are sleeved with second sleeves, the first hinging heads at the other ends of the second sleeves are hinged, and the second sleeves are provided with second fastening bolts; the first sleeve and the second sleeve are used for supporting LED display screens with different sizes after being assembled.
As a further preference of the technical scheme, the second supporting rod is of a two-section structure, a connecting sleeve is arranged between the second supporting rods at two ends, one end of the second supporting rod is in sliding connection with the second sleeve, the other end of the second supporting rod is connected with a screw rod, the screw rod is in threaded connection with the connecting sleeve, and the screw sleeve is used for fine adjustment of the distance between the fixing seats at the upper part and the lower part.
As a further preference of the technical scheme, a vertical plate is arranged on one side of the upper portion of the fixing seat, a buffer spring is arranged on one side of the vertical plate, the other end of the buffer spring abuts against the inner wall of the box body, and the buffer spring is used for buffering vibration between the LED display screen and the box body, so that the LED display screen is prevented from being damaged.
As a further preference of the technical scheme, the vertical plate is connected with an adjusting rod in a threaded manner, one end of the adjusting rod is provided with a baffle, the buffer spring is fixedly connected with the baffle, and the adjusting rod is convenient for adjusting the pretightening force of the buffer spring according to the distance between the LED display screen and the inner wall of the box body.
As a further preference of the technical scheme, a plurality of limit grooves are formed in the inner wall of the box body, and one end of the buffer spring is arranged in the limit grooves, so that the buffer spring is prevented from sliding on the inner wall of the box body.
The beneficial effects of the invention are as follows:
1) According to the invention, the angle of the LED module is adjusted through the first connecting piece, and the angles of the adjacent LED modules can be adjusted independently, so that the whole LED display screen is flexibly connected, and the LED display screen is adjusted to be any curved surface according to actual needs.
2) The connecting component further comprises a second connecting piece, the second connecting piece is arranged between the edge of the LED display screen and the adjacent first connecting piece, when the second connecting piece is arranged at the edge of the LED display screen, the second connecting pieces at the upper part and the lower part are transversely arranged, and the second connecting pieces at the left side and the right side are longitudinally arranged; when the second connecting piece is arranged on the adjacent second connecting piece, the second connecting plate is connected with the lower part of the first frame; the second connecting piece realizes the adjustment of the upper radian and the lower radian of the adjacent LED modules, and the adjustment range of the LED display screen is further enlarged.
3) The first frame lower part is equipped with a plurality of screw holes, and the second connecting plate passes through a plurality of holding bolts and is connected with the screw hole detachably of first frame lower part, has improved the commonality of second connecting piece, has reduced the cost of connecting member dismouting maintenance.
4) The U-shaped clamping groove is formed in the lower portion of the first frame, and the second connecting plate of the second connecting piece is clamped in the U-shaped clamping groove, so that the second connecting piece can be conveniently and rapidly positioned when being connected with the first connecting piece.
5) A first hinge joint is arranged on one side of the fixed seat, a second hinge joint is arranged on one side of the first hinge joint, a first sleeve is sleeved outside the first support rod, one end of the first sleeve is hinged with the center seat, one end of the first support rod is hinged with the second hinge joint, and the first sleeve is provided with a first fastening bolt; the outer parts of the two ends of the second supporting rod are sleeved with second sleeves, the first hinging heads at the other ends of the second sleeves are hinged, and the second sleeves are provided with second fastening bolts; the first sleeve and the second sleeve are used for supporting LED display screens with different sizes after being assembled.
6) The second bracing piece is two segmentation structures, is equipped with the adapter sleeve between the second bracing piece of both ends, and the one end and the second sleeve pipe sliding connection of second bracing piece, and the other end of second bracing piece is connected with the screw rod, screw rod and adapter sleeve threaded connection, and the swivel nut is used for the fine setting of fixing base interval of upper portion and lower part.
7) A vertical plate is arranged on one side of the upper portion of the fixing base, a buffer spring is arranged on one side of the vertical plate, the other end of the buffer spring abuts against the inner wall of the box body, and the buffer spring is used for buffering vibration between the LED display screen and the box body, so that the LED display screen is prevented from being damaged.
8) The vertical plate is connected with an adjusting rod in a threaded mode, one end of the adjusting rod is provided with a baffle, the buffer spring is fixedly connected with the baffle, and the adjusting rod is convenient to adjust the pretightening force of the buffer spring according to the distance between the display screen and the inner wall of the box body.
9) Be equipped with a plurality of spacing grooves on the box inner wall, buffer spring one end sets up in spacing inslot portion, has avoided buffer spring to slide on the box inner wall.
Drawings
Fig. 1 is a front structural view of an LED display screen fixing case of the present invention.
Fig. 2 is a back structure diagram of a fixing case of an LED display screen according to the present invention.
Fig. 3 is a schematic diagram of the internal structure of the LED display screen fixing case of the present invention.
Fig. 4 is a schematic connection diagram of an LED module in an LED display screen fixing case according to the present invention.
Fig. 5 is a schematic structural view of a connecting member in a fixing case of an LED display screen according to the present invention.
Fig. 6 is a schematic structural view of a first connector in a fixing case of an LED display screen according to the present invention.
Fig. 7 is a schematic structural diagram of a second connector in the LED display screen fixing case according to the present invention.
Fig. 8 is a schematic structural view of a supporting member in a fixing case of an LED display screen according to the present invention.
Fig. 9 is a schematic diagram of a fixing seat in a fixing box of an LED display screen according to the present invention.
Fig. 10 is an exploded view of a second support rod and a second sleeve in a fixed case of an LED display screen according to the present invention.
Fig. 11 is a partial enlarged view of a portion a of fig. 3 of a LED display screen fixing case according to the present invention.
In the figure: 1. an LED display screen; 101. an LED module; 2. a case; 201. a limit groove; 3. a back plate; 301. a heat sink; 4. a connecting member; 401. a first connector; 4011. a first connection plate; 4012. a first arcuate guide bar; 4013. an arc-shaped guide groove; 4014. a first link; 4015. a first connector; 4016. a first adjusting bolt; 4017. a threaded hole; 4018. a U-shaped clamping groove; 4019. a first frame; 402. a second connector; 4021. a second connecting plate; 4022. a second arcuate guide bar; 4023. a second frame; 4024. a second link; 4025. a second connector; 4026. a second adjusting bolt; 4027. a fastening bolt; 5. a support member; 501. a center seat; 502. a first support bar; 503. a first sleeve; 504. a first fastening bolt; 505. a second support bar; 506. a second sleeve; 507. a screw; 508. connecting sleeves; 509. a fixing seat; 5091. a first joint; 5092. a second joint; 5093. a vertical plate; 5094. an adjusting rod; 5095. a baffle; 5096. a buffer spring; 510. and (5) fixing bolts.
Detailed Description
The following description of the embodiments of the present invention will be made more fully hereinafter with reference to the accompanying drawings, in which it is shown, however, in an illustrative embodiment of the invention, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention, and do not indicate or imply that the devices or elements referred to must have a particular orientation, a particular orientation configuration and operation, and thus should not be construed as limiting the present invention.
As shown in fig. 1-4, 6 and 8, the fixing box of the LED display screen 1 comprises a box body 2, a back plate 3 arranged at the back of the box body 2 and connected with the box body 2 through bolts, and a connecting member 4 connected with the LED modules 101, wherein the back plate 3 is provided with a plurality of radiators 301, and corners of the LED modules 101 are connected into the LED display screen 1 through the connecting member 4; the connecting component 4 comprises a first connecting piece 401, the first connecting piece 401 comprises a first frame 4019, two arc-shaped guide grooves 4013 are symmetrically arranged on two sides of the lower portion of the first frame 4019, a first arc-shaped guide rod 4012 is connected in the arc-shaped guide grooves 4013 in a sliding mode, the circle centers of the arc-shaped guide grooves 4013 and the first arc-shaped guide rod 4012 fall on the outer surface of the LED module 101, a first connecting plate 4011 is connected to the lower end of the first arc-shaped guide rod 4012, the first connecting plate 4011 is connected with the LED module 101 through a bolt, a first connecting joint 4014 is hinged to the upper end of the first arc-shaped guide rod 4012, a first connecting joint 4015 is arranged in the first frame 4019, the first connecting rods 4014 on two sides are hinged to the lower portion of the first connecting joint 4015, a first adjusting bolt 4016 is connected to the upper portion of the first connecting joint 4015 in a rotating mode, and the first adjusting bolt 4016 is connected with the first frame 4019 in a threaded mode; the back of the LED display screen 1 is provided with a supporting member 5, the supporting member 5 comprises a center seat 501, four corners of the center seat 501 are connected with first supporting rods 502, four corners of the LED display screen 1 are provided with fixed seats 509, the other ends of the first supporting rods 502 are connected with the fixed seats 509, the fixed seats 509 on the upper part and the lower part of the same side are connected through second supporting rods 505, one side of the fixed seats 509 is provided with a plurality of fixing bolts 510, and the fixing bolts 510 penetrate through the backboard 3 and are connected with the backboard 3 through nuts.
When the angle of the LED display screen 1 is adjusted, the first adjusting bolt 4016 is rotated to move up and down on the first frame 4019, the first adjusting bolt 4016 drives the first connecting rod 4014 to move up and down through the first connecting head 4015, the first connecting rod 4014 drives the first arc-shaped guide rod 4012 to slide in the first arc-shaped groove in a telescopic manner, and accordingly the LED modules 101 are driven through the first connecting plate 4011 to adjust the angle.
As shown in fig. 4-5 and fig. 7, in this embodiment, the connection member 4 further includes a second connection piece 402, where the second connection piece 402 includes a second frame 4023, two arc guide grooves 4013 are symmetrically disposed on two sides of a lower portion of the second frame 4023, a second arc guide rod 4022 is slidably connected in the arc guide groove 4013, a center of the second arc guide rod 4022 falls on an outer surface of the LED module 101, a second connection plate 4021 is connected to a lower end of the second arc guide rod 4022, a second connection head 4025 is disposed in the second frame 4023, second connection rods 4024 on two sides are hinged to a lower portion of a second connection street, an upper portion of the second connection head 4025 is rotatably connected with a second adjusting bolt 4026, and the second adjusting bolt 4026 is in threaded connection with an upper portion of the second frame 4023; the second connecting pieces 402 are arranged between the edge of the LED display screen 1 and the adjacent first connecting pieces 401, when the second connecting pieces 402 are arranged at the edge of the LED display screen 1, the second connecting pieces 402 at the upper part and the lower part are transversely arranged, and the second connecting pieces 402 at the left side and the right side are longitudinally arranged; when the second connection members 402 are disposed on the adjacent second connection members 402, the second connection plate 4021 is connected to the lower portion of the first frame 4019; the second connecting piece 402 realizes the adjustment of the upper and lower radians of the adjacent LED modules 101, and further expands the adjustment range of the LED display screen 1.
As shown in fig. 6-7, in this embodiment, the lower portion of the first frame 4019 is provided with a plurality of threaded holes 4017, and the second connecting plate 4021 is detachably connected with the threaded holes 4017 on the lower portion of the first frame 4019 through a plurality of fastening bolts 4027, so that the universality of the second connecting piece 402 is improved, and the cost of assembling, disassembling and maintaining the connecting member 4 is reduced.
As shown in fig. 6, in this embodiment, a U-shaped clamping groove 4018 is formed in the lower portion of the first frame 4019, and the second connection plate 4021 of the second connection member 402 is clamped in the U-shaped clamping groove 4018, so that the second connection member 402 can be positioned quickly when connected with the first connection member 401.
As shown in fig. 8-9, in this embodiment, a first hinge 5091 is disposed on one side of the fixed seat 509, a second hinge 5092 is disposed on one side of the first hinge 5091, a first sleeve 503 is sleeved outside the first supporting rod 502, one end of the first sleeve 503 is hinged to the central seat 501, one end of the first supporting rod 502 is hinged to the second hinge 5092, and the first sleeve 503 is provided with a first fastening bolt 504; a second sleeve 506 is sleeved outside the two ends of the second supporting rod 505, the first hinging head 5091 at the other end of the second sleeve 506 is hinged, and a second fastening bolt is arranged on the second sleeve 506; the first sleeve 503 and the second sleeve 506 are used for supporting the assembled LED display screen 1 with different sizes.
As shown in fig. 10, in this embodiment, the second supporting rod 505 has a two-section structure, a connecting sleeve 508 is disposed between the second supporting rods 505 at two ends, one end of the second supporting rod 505 is slidably connected with the second sleeve 506, the other end of the second supporting rod 505 is connected with a screw 507, the screw 507 is in threaded connection with the connecting sleeve 508, and the screw sleeve is used for fine adjustment of the distance between the upper and lower fixing seats 509.
As shown in fig. 9, in this embodiment, a vertical plate 5093 is disposed on one side of the upper portion of the fixing seat 509, a buffer spring 5096 is disposed on one side of the vertical plate 5093, the other end of the buffer spring 5096 abuts against the inner wall of the case 2, and the buffer spring 5096 is used for buffering vibration between the LED display screen 1 and the case 2, so that damage to the LED display screen 1 is avoided.
As shown in fig. 9, in this embodiment, an adjusting rod 5094 is screwed on the vertical plate 5093, a baffle 5095 is disposed at one end of the adjusting rod 5094, the buffer spring 5096 is fixedly connected with the baffle 5095, and the adjusting rod 5094 is convenient to adjust the pretightening force of the buffer spring 5096 according to the distance between the display screen and the inner wall of the box 2.
As shown in fig. 11, in this embodiment, a plurality of limiting grooves 201 are formed on the inner wall of the case 2, and one end of the buffer spring 5096 is disposed inside the limiting groove 201, so that the buffer spring 5096 is prevented from sliding on the inner wall of the case 2.
The foregoing is merely illustrative and explanatory of the invention, as it is well within the scope of the invention as claimed, as it relates to various modifications, additions and substitutions for those skilled in the art, without departing from the inventive concept and without departing from the scope of the invention as defined in the accompanying claims.

Claims (2)

1. The LED display screen fixing box comprises a box body, a back plate arranged at the back of the box body and connected with the box body through bolts, and a connecting member connected with LED modules, wherein a plurality of radiators are arranged on the back plate, and corners of the LED modules are connected into an LED display screen through the connecting member; the LED lamp is characterized in that the connecting member comprises a first connecting piece, the first connecting piece comprises a first frame, two arc-shaped guide grooves are symmetrically arranged on two sides of the lower portion of the first frame, a first arc-shaped guide rod is connected in the arc-shaped guide grooves in a sliding mode, the circle centers of the arc-shaped guide grooves and the first arc-shaped guide rod fall on the outer surface of the LED module, the lower end of the first arc-shaped guide rod is connected with a first connecting plate, the first connecting plate is connected with the LED module through a bolt, the upper end of the first arc-shaped guide rod is hinged with a first connecting rod, a first connecting joint is arranged in the first frame, the first connecting rods on two sides are hinged with the lower portion of the first connecting joint, a first adjusting bolt is rotationally connected with the upper portion of the first connecting joint, and the first adjusting bolt is in threaded connection with the first frame; the back of the LED display screen is provided with a supporting member, the supporting member comprises a center seat, four corners of the center seat are connected with first supporting rods, the four corners of the LED display screen are provided with fixing seats, the other ends of the first supporting rods are connected with the fixing seats, the upper parts of the same sides are connected with the fixing seats at the lower parts through second supporting rods, one sides of the fixing seats are provided with a plurality of fixing bolts, and the fixing bolts penetrate through the back plate and are connected with the back plate through nuts; the connecting component further comprises a second connecting piece, the second connecting piece comprises a second frame, two arc-shaped guide grooves are symmetrically arranged on two sides of the lower portion of the second frame, a second arc-shaped guide rod is connected in the arc-shaped guide grooves in a sliding mode, the circle center of the second arc-shaped guide rod falls on the outer surface of the LED module, the lower end of the second arc-shaped guide rod is connected with a second connecting plate, a second connector is arranged in the second frame, second connecting rods on two sides are hinged to the lower portion of a second connecting street, a second adjusting bolt is rotationally connected to the upper portion of the second connecting head, and the second adjusting bolt is in threaded connection with the upper portion of the second frame; the second connecting pieces are arranged between the edge of the LED display screen and the adjacent first connecting pieces, when the second connecting pieces are arranged at the edge of the LED display screen, the second connecting pieces at the upper part and the lower part are transversely arranged, and the second connecting pieces at the left side and the right side are longitudinally arranged; when the second connecting piece is arranged on the adjacent first connecting piece, the second connecting plate is connected with the lower part of the first frame; the lower part of the first frame is provided with a plurality of threaded holes, and the second connecting plate is detachably connected with the threaded holes of the lower part of the first frame through a plurality of fastening bolts; the lower part of the first frame is provided with a U-shaped clamping groove, and a second connecting plate of the second connecting piece is clamped in the U-shaped clamping groove; a first hinge joint is arranged on one side of the fixed seat, a second hinge joint is arranged on one side of the first hinge joint, a first sleeve is sleeved outside the first supporting rod, one end of the first sleeve is hinged with the center seat, one end of the first supporting rod is hinged with the second hinge joint, and the first sleeve is provided with a first fastening bolt; the outer parts of the two ends of the second supporting rod are sleeved with second sleeves, the first hinging heads at the other ends of the second sleeves are hinged, and the second sleeves are provided with second fastening bolts; the second support rod is of a two-section structure, a connecting sleeve is arranged between the second support rods at two ends, one end of the second support rod is connected with the second sleeve in a sliding manner, and the other end of the second support rod is connected with a screw rod which is in threaded connection with the connecting sleeve; a vertical plate is arranged on one side of the upper part of the fixed seat, a buffer spring is arranged on one side of the vertical plate, and the other end of the buffer spring is propped against the inner wall of the box body; the vertical plate is connected with an adjusting rod in a threaded mode, a baffle is arranged at one end of the adjusting rod, and the buffer spring is fixedly connected with the baffle.
2. The LED display screen fixing box according to claim 1, wherein a plurality of limiting grooves are formed in the inner wall of the box body, and one end of the buffer spring is arranged in the limiting grooves.
CN202210099114.0A 2022-01-27 2022-01-27 LED display screen fixing box Active CN114399963B (en)

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