WO2023010954A1 - 一种弧形锁及显示屏组件 - Google Patents

一种弧形锁及显示屏组件 Download PDF

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Publication number
WO2023010954A1
WO2023010954A1 PCT/CN2022/094608 CN2022094608W WO2023010954A1 WO 2023010954 A1 WO2023010954 A1 WO 2023010954A1 CN 2022094608 W CN2022094608 W CN 2022094608W WO 2023010954 A1 WO2023010954 A1 WO 2023010954A1
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WO
WIPO (PCT)
Prior art keywords
locking
lock
lock body
kit
sleeve
Prior art date
Application number
PCT/CN2022/094608
Other languages
English (en)
French (fr)
Inventor
张现峰
张永军
李国强
李正强
Original Assignee
深圳市光祥科技股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 深圳市光祥科技股份有限公司 filed Critical 深圳市光祥科技股份有限公司
Priority to EP22731976.1A priority Critical patent/EP4151897A4/en
Priority to US17/789,783 priority patent/US20240179862A1/en
Publication of WO2023010954A1 publication Critical patent/WO2023010954A1/zh

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Classifications

    • 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
    • H05K5/02—Details
    • H05K5/0217—Mechanical details of casings
    • H05K5/0221—Locks; Latches
    • 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
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
    • F16M11/02—Heads
    • F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
    • 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
    • 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
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
    • F16M11/02—Heads
    • F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
    • F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
    • F16M11/08—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting around a vertical axis, e.g. panoramic heads
    • 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
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
    • F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
    • 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

Definitions

  • the invention belongs to the technical field of display screens, in particular to an arc lock and a display screen assembly.
  • the display screen is a device used to display information such as text, images, video and video information. Because the display screen has the advantages of high brightness, low working voltage, low power consumption, large size, long life, impact resistance and stable performance, etc., the display Screens are widely used in many fields.
  • a large display screen is formed by splicing multiple small unit display screens through locking devices.
  • the existing locking device is cumbersome to install and disassemble, which affects splicing efficiency.
  • the technical problem to be solved by the present invention is to provide an arc lock and a display screen assembly in view of the cumbersome splicing problem of the existing locking device.
  • an embodiment of the present invention provides an arc lock for splicing two adjacent unit display screens, including a first lock body and a second lock body;
  • the first lock body includes an angle adjustment assembly, a disengagement kit, a locking kit and a locking member.
  • the angle adjustment assembly is used to adjust the splicing angle of two adjacent unit display screens.
  • the angle adjustment assembly is internally equipped with a a cavity for accommodating the disengagement kit, the disengagement kit is sleeved outside the locking kit, and the locking member is arranged on the outer wall of the locking kit;
  • the second lock body includes a lock bar, and the lock bar is provided with a card slot, and the lock bar can extend into the lock set, so that the disengagement set moves relative to the lock set, the The locking part moves toward the locking rod in the locking kit under the push of the disengaging kit, so that the locking part is locked in the locking groove of the locking rod, so as to realize the first Temporary fixation of the lock body and the second lock body.
  • the disengagement kit includes a first-section kit and a second-section kit, the thickness of the second-section kit is smaller than the thickness of the first-section kit, and an embedded groove is provided on the outer wall of the locking kit, so that The locking piece is arranged at the gap formed by the insertion groove and the second section of the sleeve, and the first section of the sleeve is used to squeeze the lock when the locking sleeve and the disengagement sleeve are relatively moved. Tight parts.
  • a flange is provided at one end of the locking set close to the locking rod, and a locking set fixing screw is installed on the angle adjustment assembly, and the locking set fixing screw abuts against the flange to secure the flange between the inner wall of the cavity and the locking set set screw.
  • the first lock body also includes a button, a button push rod, a sleeve spring, a button spring and a lock rod push piece, the button is installed at one end of the button push rod, and the other end of the button push rod
  • the disengagement kit is connected, the kit spring is sleeved outside the button push rod, and the kit spring is arranged in the cavity;
  • the lock bar push piece is arranged in the lock set, and the button spring is connected between the lock bar push piece and the lock set.
  • a counterbore is provided on the disengagement kit, a waist hole is provided on the locking kit, and the counterbore is connected to the waist hole to limit the movement of the disengagement kit outside the locking kit. Movement itinerary.
  • the first lock body also includes a fixed base
  • the angle adjustment assembly includes an angle adjuster and an angle rotation base
  • the angle adjuster is threaded outside the angle rotation base
  • the angle rotation base is installed On the fixed seat
  • a second positioning hole is provided on the fixed seat
  • a second positioning post is provided on the angle rotation seat
  • the second positioning post is inserted into the second positioning hole
  • the second lock body further includes a lock bar connection seat and an abutment block, the abutment block is arranged on a side of the lock bar connection seat facing the first lock body, and the angle adjustment A plurality of slopes are evenly arranged on the end surface of the side facing the lock rod connecting seat along the circumferential direction, and the rotation of the angle adjuster can make different slopes interfere with the abutment block, so as to change the angle between the two adjacent angle adjusters.
  • the second lock body also includes a return spring, a limit pin and a locking wrench, and a locking bar channel is provided on the locking bar connecting seat, and the locking bar passes through the locking bar channel to enter or withdraw from the first lock body; the end of the lock rod away from the first lock body is provided with an external thread, the locking wrench is threaded on the lock rod, and the return spring is sleeved on the On the lock bar, the return spring is located between the lock bar connecting seat and the locking wrench; the lock bar is provided with a sliding groove, and the limit pin fits in the sliding groove.
  • an embodiment of the present invention provides a display screen assembly, including a plurality of unit display screens and a plurality of arc locks as described above, and two adjacent unit display screens are spliced through the arc locks .
  • two adjacent unit display screens are spliced by two arc-shaped locks, and at the junction of two adjacent unit display screens, one of the unit display screens is equipped with a first lock body, and the other unit display screen is equipped with a second lock body.
  • the arc lock of the embodiment of the present invention when the unit display screens are spliced, after the splicing angle is determined, the splicing angle is adjusted through the angle adjustment assembly, and the locking rod of the second lock body extends into the first lock body, and the disengagement kit is opposite to each other.
  • the locking set moves, the locking piece touches the disengagement set, and the disengagement set will push the locking piece, so that the locking piece enters the locking set and is stuck in the slot on the locking rod to realize the first lock
  • the arc lock of the embodiment of the present invention can simplify the splicing process of the unit display screens, the installation and disassembly are simple and convenient, and the splicing efficiency of the display screens is greatly improved.
  • Fig. 1 is a schematic diagram of the positions of the first lock body and the second lock body provided by an embodiment of the present invention
  • Fig. 2 is a schematic side view of Fig. 1 and a partially enlarged view of the second lock body;
  • Fig. 3 is a schematic diagram of cooperation between the first lock body and the second lock body provided by an embodiment of the present invention
  • Fig. 4 is an exploded schematic view of the first lock body provided by an embodiment of the present invention.
  • Fig. 5 is a schematic exploded view of a second lock body provided by an embodiment of the present invention.
  • Fig. 6 is a schematic cross-sectional view of the cooperation between the first lock body and the second lock body provided by an embodiment of the present invention
  • Fig. 7 is a schematic diagram of cooperation between a disengagement kit and a locking kit provided by an embodiment of the present invention.
  • Fig. 8 is a schematic diagram of splicing when the angle adjuster provided by an embodiment of the present invention is -7.5°;
  • Fig. 9 is a schematic diagram of splicing when the angle adjuster provided by an embodiment of the present invention is 7.5°;
  • Fig. 10 is a schematic diagram of splicing provided by an embodiment of the present invention when the angle adjuster is 0°.
  • First lock body 101. Angle adjuster; 1011. Inclined surface; 1012. Bead groove; 1013. Third positioning hole; 102. Angle rotation seat; 1021. Second positioning column; 103. Cavity; 104. Locking kit fixing screw; 105, disengagement kit; 1051, first section kit; 1052, second section kit; 1053, counterbore; 106, locking kit; 1061, flange; 1062, first positioning column; 1063, Embedding slot; 1064, waist hole; 107, locking piece; 108, fixed seat; 1081, second positioning hole; 109, button; 110, button push rod; 112, button spring; 113, kit spring; 114, lock bar Push piece; 115, wave bead screw; 116, lock fixing screw;
  • Second lock body 21. Lock bar; 211. Card slot; 212. Sliding slot; 22. Lock bar connecting seat; 221. Lock bar channel; 23. Abutment block; 24. Third positioning column; 25. Back-moving spring; 26, limit pin; 27, locking wrench;
  • an embodiment of the present invention provides an arc lock, including a first lock body 1 and a second lock body 2, the first lock body 1 is installed on a unit display screen Above, the second lock body 2 is installed on another unit display screen, and the connection between the first lock body 1 and the second lock body 2 is used to realize splicing of two adjacent unit display screens.
  • the first lock body 1 includes an angle adjustment assembly, a disengagement kit 105, a locking kit 106, and a locking member 107.
  • the angle adjustment assembly is used to adjust the splicing angle of two adjacent unit display screens 3, so that a flat surface can be obtained. Or curved splicing display.
  • the interior of the angle adjustment assembly is provided with a cavity 103 for accommodating the disengagement set 105, the disengagement set 105 is sleeved outside the locking set 106, and the disengagement set 105 can be mounted on the locking set 106 Sliding outward, the locking member 107 is disposed on the outer wall of the locking sleeve 106 .
  • the second lock body 2 includes a lock bar 21, and the lock bar 21 is provided with a card slot 211, and the lock bar 21 can extend into the first lock body 1, so that the disengagement sleeve 105 is in the
  • the locking sleeve 106 moves externally, so that the locking member 107 moves toward the locking rod 21 inside the locking sleeve 106 under the push and extrusion of the disengagement sleeve 105, and the locking member 107 locks In the locking groove 211 of the locking rod 21 , the temporary fixing of the first lock body 1 and the second lock body 2 can be realized.
  • the lock bar 21 extends into the first lock body 1, and the disengagement kit 105 is opposite
  • the locking piece 107 touches the disengagement set 105, and the disengagement set 105 pushes the locking piece 107, so that the locking piece 107 enters the Locking set 106, and stuck in the lock bar 21 card slot 211, realize the interlocking of the first lock body 1 and the second lock body 2, so that the two adjacent unit display screens 3 connected together.
  • the arc lock of the embodiment of the present invention can simplify the splicing process of the unit display screens, the installation and disassembly are simple and convenient, and the splicing efficiency of the display screens is greatly improved.
  • the breakaway sleeve 105 includes a first segment sleeve 1051 and a second segment sleeve 1052, and the thickness of the second segment sleeve 1052 is smaller than the thickness of the first segment sleeve 1051, so that The intersection of the first section of the sleeve 1051 and the second section of the sleeve 1052 forms a stepped structure, and the outer wall of the locking sleeve 106 is provided with an embedding groove 1063, and the embedding groove 1063 penetrates the locking sleeve 106
  • the outer wall of the outer wall, the locking member 107 is arranged in the gap formed by the insertion groove 1063 and the second section of the sleeve 1052, and when the locking sleeve 106 and the disengagement sleeve 105 are relatively moved, the step The first section of the sleeve 1051 at the structure presses the locking member 107 , and the locking member 107 , and the locking member
  • the locking member 107 is a locking pinball
  • the locking pinball is arranged in the insertion groove 1063
  • the locking pinball is spherical
  • the first section of the kit 1051 When pushing the locking marbles, it is easier to push.
  • each side of the locking set 106 is provided with three locking marbles. Interlocking between the card slot 211 and the locking pinballs at different positions.
  • the first lock body 1 further includes a fixing seat 108
  • the angle adjustment assembly includes an angle adjuster 101 and an angle rotating seat 102, and the angle adjuster 101
  • the interior is provided with internal threads
  • the angle rotation base 102 is provided with external threads, and the angle rotation base 102 is screwed into the angle adjuster 101, and the angle rotation base 102 is fixedly installed on the on the fixing seat 108 .
  • the fixed base 108 is provided with a second positioning hole 1081
  • the angle rotation base 102 is provided with a second positioning column 1021
  • the second positioning column 1021 is plugged into the second positioning In the hole 1081, the installation position of the angle rotation base 102 can be positioned to prevent errors in the installation position.
  • there are two second positioning posts 1021 and two second positioning holes 1081 each of the second positioning posts 1021 is connected in the second positioning holes 1081 in a one-to-one correspondence.
  • a flange 1061 is provided at one end of the locking set 106 close to the locking rod 21, and a locking set fixing screw 104 is installed on the angle adjustment assembly.
  • the locking set fixing screw 104 can extend into the cavity 103, and the locking set fixing screw 104 abuts against one side of the flange 1061 to fix the flange 1061 on the Between the inner wall of the cavity 103 and the locking set fixing screw 104, thereby fixing the installation position of the locking set 106, when the angle adjuster 101 rotates to adjust the angle, the locking set 106 can Follow the movement of the angle adjuster 101.
  • the locking set 106 is a cylindrical structure with one end closed and one end open, the flange 1061 is arranged along the circumference of the opening end of the locking set 106, and the flange 1061 is defined at the between the locking set fixing screw 104 and the inner wall of the angle adjuster 101, so that even if the angle adjuster 101 is rotated, the locking set fixing screw 104 follows the rotation of the angle adjuster 101, and the lock The set screw 104 can still remain in contact with the flange 1061 .
  • the first lock body 1 further includes a button 109, a button push rod 110, a button spring 112, a sleeve spring 113 and a lock bar push piece 114, so
  • the button 109 is installed on one end of the button push rod 110, the other end of the button push rod 110 is connected to the disengagement sleeve 105, the sleeve spring 113 is sleeved outside the button push rod 110, and the sleeve spring 113 is set in the cavity 103, that is, the sleeve spring 113 is set on the part of the push button push rod 110 protruding into the cavity 103, when the locking rod 21 does not protrude into the first
  • the sleeve spring 113 is in a compressed state, and interferes between the inner wall of the cavity 103 and the disengagement sleeve 105 .
  • the locking rod pusher 114 is arranged in the locking sleeve 106 and can slide in the locking sleeve 106 , the button spring 112 is connected between the locking rod pusher 114 and the locking sleeve 106 Specifically, the closed end of the locking sleeve 106 is provided with a first positioning post 1062, one end of the button spring 112 is connected to the first positioning post 1062, and the other end of the button spring 112 is connected to The lock bar push piece 114 is on.
  • the initial position of the lock rod pusher 114 is located at the locking member 107, and the side of the lock rod pusher 114 The edge abuts against the locking member 107 to prevent the locking member 107 from entering the locking sleeve 106 when the locking rod 21 is not extended in.
  • the lock bar 21 When the lock bar 21 is extended into the first lock body 1, the lock bar 21 is in contact with the lock bar pusher 114, pushing the lock bar pusher 114 to move, and simultaneously compressing the button spring 112, so that the lock bar pusher 114 leaves the initial position, the side of the lock bar pusher 114 is no longer against the locking member 107, under the elastic force of the sleeve spring 113, the disengagement
  • the first section of the sleeve 1051 of the sleeve 105 pushes the locking member 107 in the insertion groove 1063, and at the same time, the first section of the sleeve 1051 will block the insertion groove 1063, preventing the locking member 107 from After returning to the position, the locking member 107 enters the cavity 103 and is stuck in the locking groove 211 of the locking bar 21 to complete interlocking.
  • the button spring 112 in the compressed state pushes the lock bar pusher 114 to move toward the lock bar 21, and then pushes the lock bar 21, because the first section of the sleeve 1051 is no longer Blocking the insertion groove 1063, the locking rod pusher 114 pushes the locking rod 21, the locking member 107 and the locking groove 211 are easily disengaged, and the locking member 107 re-enters the insertion groove 1063 In the gap formed between the second section of the sleeve 1052, the locking of the locking member 107 and the card slot 211 is released, and the side of the locking rod pusher 114 is against the locking member 107 , to prevent the locking member 107 from entering the locking sleeve 106 .
  • the disengagement set 105 is provided with a counterbore 1053
  • the locking set 106 is provided with a waist hole 1064
  • the counterbore 1053 and the waist hole 1064 are connected by screws, and the screws It can move in the waist hole 1064, when the sleeve spring 113 pushes the disengagement sleeve 105 to move, and when the button 109 is pulled to move the disengagement sleeve 105, it can limit the disengagement sleeve 105 in the The movement stroke outside the locking set 106 prevents the movement stroke of the disengagement set 105 from being too large and affecting the locking of the locking member 107 and the locking groove 211 .
  • the second lock body 2 further includes a lock bar connection seat 22 and an abutment block 23 , and the abutment block 23 is arranged on the direction of the lock bar connection seat 22 .
  • a plurality of slopes 1011 are evenly arranged on the end surface of the angle adjuster 101 facing the lock bar connecting seat 22 along the circumferential direction, and the angle adjuster 101 can be rotated to Different slopes 1011 are made to interfere with the abutment block 23 to change the splicing angle between two adjacent unit display screens 3 .
  • the number of the slopes 1011 is an even number
  • the two slopes 1011 arranged symmetrically at 180° are coplanar
  • the adjacent two slopes 1011 are not in the same plane, different
  • the slopes 1011 have different thicknesses.
  • two abutting blocks 23 are provided, and the two abutting blocks 23 respectively abut against the two inclined surfaces 1011 arranged symmetrically at 180°.
  • the adjustable angles on the angle adjuster 101 are -7.5°, -5°, -2.5°, 0°, 2.5°, 5° and 7.5°, along From the slope of 7.5° to the slope of -7.5°, the thickness of the slope 1011 increases sequentially, wherein, the slope of 7.5° is the thinnest, the slope of -7.5° is the thickest, the slope of 7.5° and the slope of -7.5° As a dividing line, the slopes 1011 on both sides are arranged symmetrically.
  • the slope of 7.5° and the slope of -7.5° are on the same plane, forming an slope.
  • the slope of 5° and the slope of -5° are on the same plane, and the slope of 2.5° and -2.5° are on the same plane.
  • the slope angle formed by the slope of 7.5° and the slope of -7.5° is the largest, after the abutment block 23 collides with the two slopes 1011 on the same plane, the two unit display screens 3 presented from different angles.
  • FIG. 8 it is a schematic diagram of splicing when the angle adjuster 101 is adjusted to -7.5°, and A is 172.5°
  • FIG. 9 it is a schematic diagram of splicing when the angle adjuster 101 is adjusted to 7.5°, and B is 172.5°.
  • FIG. 10 it is a schematic diagram of splicing when the angle adjuster 101 is adjusted to 0°, and C is 180°.
  • each of the slopes 1011 is provided with a third positioning hole 1013
  • each of the abutting blocks 23 is provided with a third positioning column 24, so When the abutting block 23 collides with the inclined surface 1011 , the third positioning post 24 fits in the third positioning hole 1013 .
  • the second lock body 2 further includes a return spring 25 , a limit pin 26 and a locking wrench 27
  • the lock bar connecting seat 22 is provided with a lock bar channel 221
  • the locking bar channel 221 vertically runs through the locking bar connecting seat 22
  • the locking bar channel 221 can pass through the locking bar 21 to enter or exit the first lock body 1 .
  • the limiting pin 26 is installed on the locking rod connecting seat 22, the locking rod 21 is provided with a sliding groove 212, the limiting pin 26 extends into the locking rod channel 221, and fits in the locking rod 21.
  • the limit pin 26 slides in the sliding groove 212, which can limit the moving direction of the locking rod 21, prevent the locking rod 21 from rotating, and simultaneously Prevent the lock bar 21 from detaching from the lock bar connecting seat 22 .
  • one end of the lock bar 21 is provided with the card slot 211 , and the other end of the lock bar 21 is provided with an external thread, that is, the part of the lock bar 21 far away from the first
  • One end of the lock body 1 is provided with an external thread
  • the locking wrench 27 is screwed on the lock bar 21
  • the return spring 25 is sleeved on the lock bar 21
  • the return spring 25 is located on the lock bar 21. between the rod connecting seat 22 and the locking wrench 27 .
  • the locking groove 211 is an annular groove, which can ensure that after the angle adjuster 101 is rotated, the locking groove 211 can also be interlocked with the locking member 107 (locking pinball) .
  • the angle adjuster 101 is provided with a plurality of bead grooves 1012 in the axial direction, and the bead grooves 1012 are arranged on the outside of the angle adjuster 101
  • a wave bead screw 115 is installed on the fixed seat 108, and the said wave bead screw 115 extends into the cavity 103, and the said wave bead screw 115 is clamped in one of the said wave bead grooves 1012, rotating
  • the ball screw 115 can engage with the ball groove 1012 at different positions, and a "click" sound can be heard at the same time, indicating that the angle adjuster 101 is rotated in place.
  • an embodiment of the present invention provides a display screen assembly, including a plurality of unit display screens 3 and a plurality of arc locks as described above, two adjacent The unit display screens 3 are spliced through the arc locks.
  • Each of the unit display screens 3 is provided with the first lock body 1 and the second lock body 2, and the first lock body 1 and the second lock body 2 are installed on different sides of the unit display screen 3 .
  • two adjacent unit display screens 3 are spliced by two arc locks, and at the junction of two adjacent unit display screens, one of the unit display screens is installed with The first lock body 1 and the second lock body 2 are installed on the other unit display screen, and the splicing of two unit display screens 3 is realized through the first lock body 1 and the second lock body 2 .
  • the display screens of two adjacent units are spliced by two arc locks, and at the junction of the display screens of two adjacent units, one of the units
  • the display screen is equipped with the first lock body 1 of the first arc lock and the second lock body 2 of the second arc lock
  • the other said unit display screen is equipped with the second lock body of the first arc lock 2 and the first lock body 3 of the second arc lock, through the first lock body 1 and the second lock body 2, the splicing of two unit display screens 3 is realized.

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

Abstract

本发明属于显示屏技术领域，特别涉及一种弧形锁及显示屏组件，弧形锁包括第一锁体和第二锁体；第一锁体包括角度调节组件、脱离套件、锁紧套件和锁紧件，角度调整组件用于调整拼接角度，角度调整组件内部设有用于容置脱离套件的空腔，锁紧套件设置在脱离套件内，锁紧件设置在锁紧套件的外壁上；第二锁体包括锁杆，锁杆上设置有卡槽，脱离套件相对锁紧套件移动，以使得锁紧件在脱离套件的挤压下朝向锁杆运动，并锁止在卡槽中，以实现第一锁体和第二锁体的临时性固定。本发明中锁紧件跟随锁紧套件移动，脱离套件推挤锁紧件，使得锁紧件卡在卡槽中，实现第一锁体和第二锁体的互锁，简化了单元显示屏的拼接过程，安装方便，提高拼接效率。

Description

一种弧形锁及显示屏组件 技术领域
本发明属于显示屏技术领域，特别是涉及一种弧形锁及显示屏组件。
背景技术
显示屏是用来显示文字、图像、视频和录像信息等信息的设备，由于显示屏发光具有亮度高、工作电压低、功耗小、大型化、寿命长、耐冲击和性能稳定等优点，显示屏在很多领域得到了广泛应用。
目前，大型的显示屏由多个小的单元显示屏通过锁紧装置拼接而成。但是，现有的锁紧装置安装及拆卸繁琐，影响拼接效率。
发明内容
本发明所要解决的技术问题是：针对现有的锁紧装置拼接繁琐的问题，提供一种弧形锁及显示屏组件。
为解决上述技术问题，一方面，本发明实施例提供一种弧形锁，用于拼接相邻的两个单元显示屏，包括第一锁体和第二锁体；
所述第一锁体包括角度调节组件、脱离套件、锁紧套件和锁紧件，所述角度调整组件用于调整相邻两个单元显示屏的拼接角度，所述角度调整组件内部设有用于容置所述脱离套件的空腔，所述脱离套件套设在所述锁紧套件外，所述锁紧件设置在所述锁紧套件的外壁上；
所述第二锁体包括锁杆，所述锁杆上设置有卡槽，所述锁杆能够伸入所述锁紧套件中，以使得所述脱离套件相对所述锁紧套件移动，所述锁紧件在所述脱离套件的推动下朝向所述锁紧套件内的所述锁杆运动，从而使得所述锁紧件 锁止在所述锁杆的卡槽中，以实现所述第一锁体和所述第二锁体的临时性固定。
可选地，所述脱离套件包括第一段套件和第二段套件，所述第二段套件厚度小于所述第一段套件的厚度，所述锁紧套件的外壁上设置有嵌入槽，所述锁紧件设置在所述嵌入槽和所述第二段套件形成的空隙处，所述第一段套件用于在所述锁紧套件和所述脱离套件发生相对移动时挤压所述锁紧件。
可选地，所述锁紧套件的靠近所述锁杆的一端设置有凸缘，所述角度调整组件上安装有锁紧套件固定螺丝，所述锁紧套件固定螺丝抵靠在所述凸缘的一侧，以将所述凸缘固定在所述空腔的内壁和所述锁紧套件固定螺丝之间。
可选地，所述第一锁体还包括按钮、按钮推杆、套件弹簧、按钮弹簧和锁杆推件，所述按钮安装在所述按钮推杆的一端，所述按钮推杆的另一端连接所述脱离套件，所述套件弹簧套设在所述按钮推杆外，所述套件弹簧设置在所述空腔中；
所述锁杆推件设置在所述锁紧套件内，所述按钮弹簧连接在所述锁杆推件和所述锁紧套件之间。
可选地，所述脱离套件上设置有沉孔，所述锁紧套件上设置有腰孔，所述沉孔和所述腰孔连接，以限制所述脱离套件在所述锁紧套件外的运动行程。
可选地，所述第一锁体还包括固定座，所述角度调节组件包括角度调节器和角度旋转座，所述角度调节器螺纹连接在所述角度旋转座外，所述角度旋转座安装在所述固定座上，所述固定座上设置有第二定位孔，所述角度旋转座上设置有第二定位柱，所述第二定位柱插接在所述第二定位孔中。
可选地，所述第二锁体还包括锁杆连接座及抵接块，所述抵接块设置在所述锁杆连接座的朝向所述第一锁体的一侧，所述角度调节器的朝向所述锁杆连接座的一侧端面上沿周向均匀设置有多个斜面，所述角度调节器旋转，能够使得不同的斜面与所述抵接块抵触，以改变相邻的两个单元显示屏之间的拼接角度。
可选地，所述第二锁体还包括复位弹簧、限位销和锁紧扳手，所述锁杆连 接座上设置有锁杆通道，所述锁杆穿过所述锁杆通道，以进入或退出所述第一锁体；所述锁杆的远离所述第一锁体的一端设置有外螺纹，所述锁紧扳手螺纹连接在所述锁杆上，所述复位弹簧套设在所述锁杆上，所述复位弹簧位于所述锁杆连接座与所述锁紧扳手之间；所述锁杆上设置有滑动槽，所述限位销配合在所述滑动槽中。
另一方面，本发明实施例提供一种显示屏组件，包括多个单元显示屏和多个如前所述的弧形锁，相邻的两个所述单元显示屏通过所述弧形锁拼接。
可选地，相邻的两个所述单元显示屏通过两个所述弧形锁拼接，相邻的两个所述单元显示屏的连接处，其中一个所述单元显示屏安装有第一锁体，另一个所述单元显示屏安装有第二锁体。
根据本发明实施例的弧形锁，在进行单元显示屏的拼接时，确定拼接角度后，通过角度调整组件调整拼接角度，第二锁体的锁杆伸入第一锁体中，脱离套件相对锁紧套件移动时，锁紧件碰触到脱离套件，脱离套件会推挤锁紧件，从而使得锁紧件进入锁紧套件内，并卡在锁杆上的卡槽中，实现第一锁体和第二锁体的互锁，从而将相邻的两个单元显示屏连接在一起。采用本发明实施例的弧形锁，能够简化单元显示屏的拼接过程，安装及拆卸简单、方便，大幅提高了显示屏的拼接效率。
附图说明
图1是本发明一实施例提供的第一锁体和第二锁体的位置示意图；
图2是图1的侧面示意图及第二锁体的局部放大图；
图3是本发明一实施例提供的第一锁体和第二锁体的配合示意图；
图4是本发明一实施例提供的第一锁体的爆炸示意图；
图5是本发明一实施例提供的第二锁体的爆炸示意图；
图6是本发明一实施例提供的第一锁体与第二锁体配合的剖面示意图；
图7是本发明一实施例提供的脱离套件与锁紧套件的配合示意图；
图8是本发明一实施例提供的角度调节器为-7.5°时拼接的示意图；
图9是本发明一实施例提供的角度调节器为7.5°时拼接的示意图；
图10是本发明一实施例提供的角度调节器为0°时拼接的示意图。
说明书中的附图标记如下：
1、第一锁体；101、角度调节器；1011、斜面；1012、波珠槽；1013、第三定位孔；102、角度旋转座；1021、第二定位柱；103、空腔；104、锁紧套件固定螺丝；105、脱离套件；1051、第一段套件；1052、第二段套件；1053、沉孔；106、锁紧套件；1061、凸缘；1062、第一定位柱；1063、嵌入槽；1064、腰孔；107、锁紧件；108、固定座；1081、第二定位孔；109、按钮；110、按钮推杆；112、按钮弹簧；113、套件弹簧；114、锁杆推件；115、波珠螺丝；116、锁固定螺丝；
2、第二锁体；21、锁杆；211、卡槽；212、滑动槽；22、锁杆连接座；221、锁杆通道；23、抵接块；24、第三定位柱；25、复位弹簧；26、限位销；27、锁紧扳手；
3、单元显示屏。
具体实施方式
为了使本发明所解决的技术问题、技术方案及有益效果更加清楚明白，以下结合附图及实施例，对本发明进行进一步的详细说明。应当理解，此处所描述的具体实施例仅仅用以解释本发明，并不用于限定本发明。
如图1至图10所示，一方面，本发明一实施例提供一种弧形锁，包括第一锁体1和第二锁体2，所述第一锁体1安装在一单元显示屏上，所述第二锁体2安装在另一单元显示屏上，通过所述第一锁体1和所述第二锁体2的连接用以实现相邻的两个单元显示屏的拼接。
所述第一锁体1包括角度调节组件、脱离套件105、锁紧套件106和锁紧件 107，所述角度调整组件用于调整相邻两个单元显示屏3的拼接角度，从而能得到平面或弧面的拼接显示屏。所述角度调整组件内部设有用于容置所述脱离套件105的空腔103，所述脱离套件105套设在所述锁紧套件106外部，所述脱离套件105能够在所述锁紧套件106外滑动，所述锁紧件107设置所述锁紧套件106的外壁上。
所述第二锁体2包括锁杆21，所述锁杆21上设置有卡槽211，所述锁杆21能够伸入所述第一锁体1内，使得所述脱离套件105在所述锁紧套件106外部移动，以使得所述锁紧件107在所述脱离套件105的推动挤压下朝向所述锁紧套件106内部的所述锁杆21运动，所述锁紧件107锁止在所述锁杆21的所述卡槽211中，以实现所述第一锁体1和所述第二锁体2的临时性固定。
本发明中，在进行单元显示屏3的拼接时，确定拼接角度后，通过所述角度调整组件调整角度，所述锁杆21伸入所述第一锁体1中，所述脱离套件105相对所述锁紧套件106移动时，所述锁紧件107碰触到所述脱离套件105，所述脱离套件105会推挤所述锁紧件107，从而使得所述锁紧件107进入所述锁紧套件106内，并卡在所述锁杆21卡槽211中，实现所述第一锁体1和所述第二锁体2的互锁，从而将相邻的两个单元显示屏3连接在一起。采用本发明实施例的弧形锁，能够简化单元显示屏的拼接过程，安装及拆卸简单、方便，大幅提高了显示屏的拼接效率。
如图7所示，在一实施例中，所述脱离套件105包括第一段套件1051和第二段套件1052，所述第二段套件1052厚度小于所述第一段套件1051的厚度，使得所述第一段套件1051和所述第二段套件1052的交接处形成台阶结构，所述锁紧套件106的外壁上设置有嵌入槽1063，所述嵌入槽1063穿透所述锁紧套件106的外壁，所述锁紧件107设置在所述嵌入槽1063和所述第二段套件1052形成的空隙处，在所述锁紧套件106和所述脱离套件105发生相对移动时，所述台阶结构处的所述第一段套件1051挤压所述锁紧件107，所述锁紧件107从所述嵌入槽1063进入所述锁紧套件106内。
在一实施例中，所述锁紧件107为锁紧弹珠，所述锁紧弹珠设在所述嵌入槽1063中，所述锁紧弹珠为球形的，所述第一段套件1051推挤所述锁紧弹珠时，更加容易推动，优选地，所述锁紧套件106每侧均设置有三个所述锁紧弹珠，在角度调整组件调整角度时，满足不同角度下，所述卡槽211与不同位置的所述锁紧弹珠的互锁。
如图4、图6所示，在一实施例中，所述第一锁体1还包括固定座108，所述角度调节组件包括角度调节器101和角度旋转座102，所述角度调节器101内部设置有内螺纹，所述角度旋转座102上设置有外螺纹，所述角度旋转座102螺纹连接在所述角度调节器101内，通过锁固定螺丝116将所述角度旋转座102固定安装在所述固定座108上。
如图6所示，所述固定座108上设置有第二定位孔1081，所述角度旋转座102上设置有第二定位柱1021，所述第二定位柱1021插接在所述第二定位孔1081中，能够定位所述角度旋转座102的安装位置，防止安装位置出现误差。优选地，所述第二定位柱1021和所述第二定位孔1081均设置有两个，每一所述第二定位柱1021一一对应地连接在所述第二定位孔1081中。
如图4、图7所示，在一实施例中，所述锁紧套件106的靠近所述锁杆21的一端设置有凸缘1061，所述角度调整组件上安装有锁紧套件固定螺丝104，所述锁紧套件固定螺丝104能够伸入到所述空腔103中，所述锁紧套件固定螺丝104抵靠在所述凸缘1061的一侧，以将所述凸缘1061固定在所述空腔103的内壁和所述锁紧套件固定螺丝104之间，从而固定所述锁紧套件106的安装位置，在所述角度调节器101旋转以调节角度时，所述锁紧套件106能够跟随所述角度调节器101运动。
在一实施例中，所述锁紧套件106为一端封闭一端开口的筒状结构，所述凸缘1061沿着所述锁紧套件106的开口端的周向设置，所述凸缘1061限定在所述锁紧套件固定螺丝104和所述角度调节器101的内壁之间，这样，即使转动所述角度调节器101，所述锁紧套件固定螺丝104跟随所述角度调节器101转 动，所述锁紧套件固定螺丝104依然能够保持抵触在所述凸缘1061上。
如图4、图6、图7所示，在一实施例中，所述第一锁体1还包括按钮109、按钮推杆110、按钮弹簧112、套件弹簧113和锁杆推件114，所述按钮109安装在所述按钮推杆110的一端，所述按钮推杆110的另一端连接所述脱离套件105，所述套件弹簧113套设在所述按钮推杆110外，所述套件弹簧113设置在所述空腔103中，即，所述套件弹簧113设置在所述按钮推杆110的伸入所述空腔103内的部分上，在所述锁杆21未伸入所述第一锁体1中时，所述套件弹簧113处于压缩状态，并抵触在所述空腔103的内壁和所述脱离套件105之间。
所述锁杆推件114设置在所述锁紧套件106内，能够在所述锁紧套件106内滑动，所述按钮弹簧112连接在所述锁杆推件114和所述锁紧套件106之间，具体地，所述锁紧套件106的封闭端设置有第一定位柱1062，所述按钮弹簧112的一端连接在所述第一定位柱1062上，所述按钮弹簧112的另一端连接在所述锁杆推件114上。
优选地，在所述锁杆21未伸入所述第一锁体1中时，所述锁杆推件114的初始位置位于所述锁紧件107处，所述锁杆推件114的侧边抵靠着所述锁紧件107，防止所述锁杆21未伸入时，所述锁紧件107进入所述锁紧套件106内。
将所述锁杆21伸入所述第一锁体1中时，所述锁杆21抵触在所述锁杆推件114上，推动所述锁杆推件114移动，同时压缩所述按钮弹簧112，使得所述锁杆推件114离开初始位置，所述锁杆推件114的侧边不再抵靠着所述锁紧件107，在所述套件弹簧113的弹力作用下，所述脱离套件105的所述第一段套件1051推动所述嵌入槽1063中的所述锁紧件107，同时所述第一段套件1051会堵在所述嵌入槽1063处，防止所述锁紧件107回位，所述锁紧件107进入所述空腔103中后，卡在所述锁杆21的卡槽211中，完成互锁。
需要解锁时，拉动所述按钮109向着远离所述锁杆21的方向移动，带动所述脱离套件105一起运动，所述第一段套件1051离开所述嵌入槽1063，所述第二段套件1052回到所述嵌入槽1063处，处于压缩状态的所述按钮弹簧112推 动锁杆推件114向着所述锁杆21运动，进而推动所述锁杆21，由于所述第一段套件1051不再封堵所述嵌入槽1063，所述锁杆推件114推动所述锁杆21，所述锁紧件107和所述卡槽211容易脱离，所述锁紧件107重新进入所述嵌入槽1063和所述第二段套件1052之间形成的空隙中，解除所述锁紧件107和所述卡槽211的锁定，所述锁杆推件114的侧边抵靠着所述锁紧件107，防止所述锁紧件107进入所述锁紧套件106内。
在一实施例中，所述脱离套件105上设置有沉孔1053，所述锁紧套件106上设置有腰孔1064，所述沉孔1053和所述腰孔1064通过螺丝连接起来，所述螺丝能够在所述腰孔1064中移动，在所述套件弹簧113推动所述脱离套件105运动时，以及在拉动所述按钮109移动带动所述脱离套件105移动时，能够限制所述脱离套件105在所述锁紧套件106外的运动行程，防止所述脱离套件105运动行程过大而影响所述锁紧件107和所述卡槽211的锁定。
如图5所示，在一实施例中，所述第二锁体2还包括锁杆连接座22及抵接块23，所述抵接块23设置在所述锁杆连接座22的朝向所述第一锁体1的一侧，所述角度调节器101的朝向所述锁杆连接座22的一侧端面上沿周向均匀设置有多个斜面1011，所述角度调节器101旋转，能够使得不同的斜面1011与所述抵接块23抵触，以改变相邻的两个单元显示屏3之间的拼接角度。
如图4所示，在一实施例中，所述斜面1011的数量为双数，呈180°对称设置的两个所述斜面1011共面，相邻两个斜面1011不在同一平面内，不同的斜面1011具有不同的厚度。相应地，所述抵接块23设置有两个，两个所述抵接块23分别抵触呈180°对称设置的两个所述斜面1011。
如图4所示，在一实施例中，所述角度调节器101上可调节的角度有-7.5°、-5°、-2.5°、0°、2.5°、5°和7.5°，沿着7.5°的斜面至-7.5°的斜面的方向，所述斜面1011的厚度依次增加，其中，7.5°的斜面最薄，-7.5°的斜面最厚，以7.5°的斜面和-7.5°的斜面为分界线，两侧的所述斜面1011对称设置。
7.5°的斜面和-7.5°的斜面位于同一平面上，形成一个倾斜面，同样地，5°的 斜面和-5°的斜面位于同一平面上，2.5°的斜面和-2.5°的斜面位于同一平面上，且由7.5°的斜面和-7.5°的斜面形成的倾斜面的倾斜角度最大，所述抵接块23抵触位于同一平面上的两个所述斜面1011后，使得两个单元显示屏3呈现不同的角度。
如图8所示，为所述角度调节器101调节到-7.5°时拼接的示意图，A为172.5°
如图9所示，为所述角度调节器101调节到7.5°时拼接的示意图，B为172.5°。
如图10所示，为所述角度调节器101调节到0°时拼接的示意图，C为180°。
如图2、图4所示，在一实施例中，每一所述斜面1011上均设置有第三定位孔1013，每一所述抵接块23上均设置有第三定位柱24，所述抵接块23抵触所述斜面1011时，所述第三定位柱24配合在所述第三定位孔1013中。
如图5所示，在一实施例中，所述第二锁体2还包括复位弹簧25、限位销26和锁紧扳手27，所述锁杆连接座22上设置有锁杆通道221，所述锁杆通道221垂直贯穿所述锁杆连接座22，所述锁杆通道221可供所述锁杆21穿过，以进入或退出所述第一锁体1。所述限位销26安装在所述锁杆连接座22上，所述锁杆21上设置有滑动槽212，所述限位销26延伸至所述锁杆通道221中，并配合在所述滑动槽212中，所述锁杆21移动时，所述限位销26在所述滑动槽212中滑动，能够限定所述锁杆21的运动方向，防止所述锁杆21转动，同时也能够防止所述锁杆21脱离所述锁杆连接座22。
如图5所示，在一实施例中，所述锁杆21一端设置所述卡槽211，所述锁杆21的另一端设置有外螺纹，即所述锁杆21的远离所述第一锁体1的一端设置有外螺纹，所述锁紧扳手27螺纹连接在所述锁杆21上，所述复位弹簧25套设在所述锁杆21上，所述复位弹簧25位于所述锁杆连接座22与所述锁紧扳手27之间。
优选地，所述卡槽211为圆环状凹槽，这样能够保证在所述角度调节器101旋转后，所述卡槽211也能与所述锁紧件107(锁紧弹珠)互锁。
锁紧时，首先将所述角度调节器101旋转到需要的角度，将所述锁杆21插 入所述第一锁体1中，所述锁杆21与所述锁紧件107互锁后，拧动所述锁紧扳手27，旋转锁紧。
解锁时，首先旋转所述锁紧扳手27，松开对所述锁杆21的锁紧，拉动所述按钮109，所述按钮弹簧112推动锁杆推件114移动，解除所述锁紧件107和所述卡槽211的锁定后，在所述复位弹簧25和所述按钮弹簧112的作用下，所述锁杆21完全脱离所述第一锁体1，回到所述第二锁体2中。
如图4、图6所示，在一实施例中，所述角度调节器101上沿轴向设置有多个波珠槽1012，所述波珠槽1012设置在所述角度调节器101的外表面，所述固定座108上安装有波珠螺丝115，所述波珠螺丝115伸入所述空腔103中，所述波珠螺丝115卡设在其中一个所述波珠槽1012中，旋转所述角度调节器101时，所述波珠螺丝115能够与不同位置的所述波珠槽1012卡接，同时能够听到“咔”的声音，表明所述角度调节器101旋转到位。
如图8至图10所示，另一方面，本发明实施例提供一种显示屏组件，包括多个单元显示屏3和多个如前所述的弧形锁，相邻的两个所述单元显示屏3通过所述弧形锁拼接。每一所述单元显示屏3上均设置所述第一锁体1和第二锁体2，所述第一锁体1和所述第二锁体2安装在单元显示屏3的不同侧边。
在一实施例中，相邻的两个所述单元显示屏3通过两个所述弧形锁拼接，相邻的两个所述单元显示屏的连接处，其中一个所述单元显示屏安装有第一锁体1，另一个所述单元显示屏安装有第二锁体2，通过所述第一锁体1和所述第二锁体2实现两个单元显示屏3的拼接。
在未图示的另一实施例中，相邻的两个所述单元显示屏通过两个所述弧形锁拼接，相邻的两个所述单元显示屏的连接处，其中一个所述单元显示屏安装有第一个弧形锁的第一锁体1及第二个弧形锁的第二锁体2，另一个所述单元显示屏安装有第一个弧形锁的第二锁体2及第二个弧形锁的第一锁体3，通过所述第一锁体1和所述第二锁体2实现两个单元显示屏3的拼接。
以上所述仅为本发明的较佳实施例而已，并不用以限制本发明，凡在本发 明的精神和原则之内所作的任何修改、等同替换和改进等，均应包含在本发明的保护范围之内。

Claims (10)

  1. 一种弧形锁，用于拼接相邻的两个单元显示屏，其特征在于，包括第一锁体和第二锁体；
    所述第一锁体包括角度调节组件、脱离套件、锁紧套件和锁紧件，所述角度调整组件用于调整相邻两个单元显示屏的拼接角度，所述角度调整组件内部设有用于容置所述脱离套件的空腔，所述脱离套件套设在所述锁紧套件外，所述锁紧件设置在所述锁紧套件的外壁上；
    所述第二锁体包括锁杆，所述锁杆上设置有卡槽，所述锁杆能够伸入所述锁紧套件中，以使得所述脱离套件相对所述锁紧套件移动，所述锁紧件在所述脱离套件的推动下朝向所述锁紧套件内的所述锁杆运动，从而使得所述锁紧件锁止在所述锁杆的卡槽中，以实现所述第一锁体和所述第二锁体的临时性固定。
  2. 如权利要求1所述的弧形锁，其特征在于，所述脱离套件包括第一段套件和第二段套件，所述第二段套件厚度小于所述第一段套件的厚度，所述锁紧套件的外壁上设置有嵌入槽，所述锁紧件设置在所述嵌入槽和所述第二段套件形成的空隙处，所述第一段套件用于在所述锁紧套件和所述脱离套件发生相对移动时挤压所述锁紧件。
  3. 如权利要求1所述的弧形锁，其特征在于，所述锁紧套件的靠近所述锁杆的一端设置有凸缘，所述角度调整组件上安装有锁紧套件固定螺丝，所述锁紧套件固定螺丝抵靠在所述凸缘的一侧，以将所述凸缘固定在所述空腔的内壁和所述锁紧套件固定螺丝之间。
  4. 如权利要求1所述的弧形锁，其特征在于，所述第一锁体还包括按钮、按钮推杆、套件弹簧、按钮弹簧和锁杆推件，所述按钮安装在所述按钮推杆的一端，所述按钮推杆的另一端连接所述脱离套件，所述套件弹簧套设在所述按钮推杆外，所述套件弹簧设置在所述空腔中；
    所述锁杆推件设置在所述锁紧套件内，所述按钮弹簧连接在所述锁杆推件 和所述锁紧套件之间。
  5. 如权利要求1所述的弧形锁，其特征在于，所述脱离套件上设置有沉孔，所述锁紧套件上设置有腰孔，所述沉孔和所述腰孔连接，以限制所述脱离套件在所述锁紧套件外的运动行程。
  6. 如权利要求1所述的弧形锁，其特征在于，所述第一锁体还包括固定座，所述角度调节组件包括角度调节器和角度旋转座，所述角度调节器螺纹连接在所述角度旋转座外，所述角度旋转座安装在所述固定座上，所述固定座上设置有第二定位孔，所述角度旋转座上设置有第二定位柱，所述第二定位柱插接在所述第二定位孔中。
  7. 如权利要求6所述的弧形锁，其特征在于，所述第二锁体还包括锁杆连接座及抵接块，所述抵接块设置在所述锁杆连接座的朝向所述第一锁体的一侧，所述角度调节器的朝向所述锁杆连接座的一侧端面上沿周向均匀设置有多个斜面，所述角度调节器旋转，能够使得不同的斜面与所述抵接块抵触，以改变相邻的两个单元显示屏之间的拼接角度。
  8. 如权利要求7所述的弧形锁，其特征在于，所述第二锁体还包括复位弹簧、限位销和锁紧扳手，所述锁杆连接座上设置有锁杆通道，所述锁杆穿过所述锁杆通道，以进入或退出所述第一锁体；所述锁杆的远离所述第一锁体的一端设置有外螺纹，所述锁紧扳手螺纹连接在所述锁杆上，所述复位弹簧套设在所述锁杆上，所述复位弹簧位于所述锁杆连接座与所述锁紧扳手之间；所述锁杆上设置有滑动槽，所述限位销配合在所述滑动槽中。
  9. 一种显示屏组件，其特征在于，包括多个单元显示屏和多个权利要求1-8任一项所述的弧形锁，相邻的两个所述单元显示屏通过所述弧形锁拼接。
  10. 根据权利要求9所述的显示屏组件，其特征在于，相邻的两个所述单元显示屏通过两个所述弧形锁拼接，相邻的两个所述单元显示屏的连接处，其中一个所述单元显示屏安装有第一锁体，另一个所述单元显示屏安装有第二锁体。
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