CN113700715A - Positioning device and spliced screen - Google Patents

Positioning device and spliced screen Download PDF

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Publication number
CN113700715A
CN113700715A CN202010445195.6A CN202010445195A CN113700715A CN 113700715 A CN113700715 A CN 113700715A CN 202010445195 A CN202010445195 A CN 202010445195A CN 113700715 A CN113700715 A CN 113700715A
Authority
CN
China
Prior art keywords
hole
shaft
positioning device
wall
boss
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN202010445195.6A
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Chinese (zh)
Inventor
薛艳龙
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Lightlink Display Technology Co Ltd
Original Assignee
Shenzhen Lightlink Display Technology Co Ltd
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 Shenzhen Lightlink Display Technology Co Ltd filed Critical Shenzhen Lightlink Display Technology Co Ltd
Priority to CN202010445195.6A priority Critical patent/CN113700715A/en
Publication of CN113700715A publication Critical patent/CN113700715A/en
Pending legal-status Critical Current

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    • 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
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B19/00—Bolts without screw-thread; Pins, including deformable elements; Rivets
    • F16B19/02—Bolts or sleeves for positioning of machine parts, e.g. notched taper pins, fitting pins, sleeves, eccentric positioning rings
    • 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
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B5/00—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them
    • F16B5/10—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of bayonet connections
    • 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
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes

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

Abstract

The invention relates to the field of LED display screens, in particular to a positioning device and a splicing screen. Install positioner on the display screen, rotate the fixture block and predetermine the angle, first boss inserts the third hole, and the first axle of spring drive stretches out outward, inserts in the locating hole of another display screen, and the second boss blocks the location axle with the second terminal surface butt to make two display screens fix a position, solve when the concatenation display screen, need the manual work to keep two display screens not to shift from top to bottom or about, lead to the problem that the installation effectiveness is low.

Description

Positioning device and spliced screen
Technical Field
The invention relates to the field of LED display screens, in particular to a positioning device and a splicing screen.
Background
The concatenation screen is formed by the concatenation of a plurality of display screens, two display screens splice through locking device locking, before locking device locks, will earlier artifically aim at two display screens and fix a position, later the manual work keeps current position with two display screens, do not let two display screens reciprocate, the locking hole that makes the locking device of a display screen and another display screen aims at, need the manual work to keep two display screens not shift from top to bottom or about like this, lead to the installation effectiveness low.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a positioning device and a splicing screen, and aims to solve the problem of low installation efficiency caused by the fact that two display screens need to be manually kept not to be displaced up and down or left and right when the display screens are spliced.
The technical scheme provided by the invention is as follows:
a positioning device comprises a fixed seat, a positioning shaft, a spring and a clamping block;
the fixing seat is used for being installed on a display screen and comprises a first end face and a second end face, the first end face is provided with a first hole, the bottom wall of the first hole is provided with a second hole, the second end face is provided with a third hole, and the third hole is communicated with the second hole;
the positioning shaft comprises a first shaft and a second shaft, the second shaft is arranged at one end of the first shaft, the first shaft is arranged in the first hole, the other end of the first shaft is used for being inserted into a positioning hole of another display screen, and the second shaft penetrates through the second hole and the third hole to be connected with the clamping block;
the spring is sleeved on the second shaft, one end of the spring abuts against the first shaft, and the other end of the spring abuts against the bottom wall of the second hole;
the lateral wall of fixture block is equipped with first boss and second boss, first boss with second terminal surface butt blocks the location axle, works as when the fixture block rotates and predetermines the angle, the fixture block rotates and drives the location axle rotates, spring drive the location axle removes, first boss inserts in the third hole, increase the first axle protrusion the length in first hole, the second boss with second terminal surface butt blocks the location axle.
Further, the lateral wall of fixing base is equipped with the connecting block, the connecting block is equipped with first connecting hole, first connecting hole be used for with the fixing base is installed on the display screen.
Further, two first recesses are established to first terminal surface, and two first recesses are located respectively the both sides of third hole, and with third hole intercommunication, the rotatable entering of fixture block first recess, with the diapire butt of first recess, perhaps rotate and withdraw from first recess.
Further, the bottom wall of the first groove comprises a first plane wall, a second plane wall and an inclined plane wall, one end of the inclined plane wall is connected with the first plane wall, and the other end of the inclined plane wall is connected with the second plane wall.
Furthermore, the upper portion of fixture block is equipped with the card cap, the up end of card cap is equipped with the second recess.
Further, the fixture block comprises a first fixture block and a second fixture block, the first fixture block and the second fixture block are alternately arranged at the bottom of the fixture cap, a gap is formed between the first fixture block and the second fixture block, a second connecting hole is formed in the bottom of the fixture cap, a connecting shaft is arranged on the second shaft, and the connecting shaft penetrates through the gap to be connected with the second connecting hole.
Further, first hole with the second hole is the circular port, the third hole is the bar hole.
Further, the radius of the first axis is greater than the radius of the second axis.
Further, the bottom of the first shaft is provided with a strip-shaped groove.
The invention also provides a spliced screen which comprises the positioning device.
According to the technical scheme, the invention has the beneficial effects that: install positioner on the display screen, rotate the fixture block and predetermine the angle, first boss inserts the third hole, and the first axle of spring drive stretches out outward, inserts in the locating hole of another display screen, and the second boss blocks the location axle with the second terminal surface butt to make two display screens fix a position, solve when the concatenation display screen, need the manual work to keep two display screens not to shift from top to bottom or about, lead to the problem that the installation effectiveness is low.
Drawings
FIG. 1 is a schematic view of a positioning device provided by an embodiment of the present invention;
FIG. 2 is a schematic view of another orientation of a positioning device provided by an embodiment of the present invention;
FIG. 3 is an exploded view of a positioning device provided by an embodiment of the present invention;
FIG. 4 is a schematic view of a fixing base provided by an embodiment of the present invention;
fig. 5 is a schematic view of a cartridge provided by an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1 to 5, an embodiment of the invention provides a positioning device 1, which includes a fixing base 11, a positioning shaft 12, a spring 13 and a latch 14.
The fixing seat 11 is used for being installed on a display screen, the fixing seat 11 includes a first end surface 111 and a second end surface 112, the first end surface 111 is provided with a first hole 113, a hole bottom wall of the first hole 113 is provided with a second hole 114, the second end surface 112 is provided with a third hole 115, and the third hole 115 is communicated with the second hole 114.
The positioning shaft 12 includes a first shaft 121 and a second shaft 122, the second shaft 122 is disposed at one end of the first shaft 121, the first shaft 121 is disposed in the first hole 113, the other end of the first shaft 121 is used for inserting into a positioning hole of another display screen, and the second shaft 122 passes through the second hole 114 and the third hole 115 to be connected with the latch 14.
The spring 13 is sleeved on the second shaft 122, one end of the spring 13 abuts against the first shaft 121, and the other end of the spring 13 abuts against the bottom wall of the second hole 114.
The side wall of the clamping block is provided with a first boss 141 and a second boss 146, the first boss 141 is abutted against the second end face 112 to clamp the positioning shaft 12, when the clamping block 14 rotates for a preset angle, the clamping block 14 rotates to drive the positioning shaft 12 to rotate, the spring 13 drives the positioning shaft 12 to move, the first boss 141 is inserted into the third hole 115 to increase the length of the first shaft 121 protruding out of the first hole 113, and the second boss 146 is abutted against the second end face 112 to clamp the positioning shaft 12.
Install positioner 1 on the display screen, rotate fixture block 14 and preset the angle, first boss 141 inserts third hole 115, spring 13 drive primary shaft 121 stretches out outwards, insert in the locating hole of another display screen, second boss 146 and second terminal surface 112 butt block, block location axle 12 to make two display screens fix a position, solve when the tiled display screen, need the manual work to keep two display screens not to shift from top to bottom or about, lead to the problem that the installation effectiveness is low.
In the present embodiment, the preset angle is 90 °.
In the present embodiment, when the first boss 141 abuts against the second end surface 112 and the positioning shaft 12 is locked, the first shaft 121 protrudes out of the first hole 113.
In the present embodiment, the second bosses 146 are located at the outer upper side of the first bosses 141.
In this embodiment, the side wall of the fixing base 11 is provided with the connecting block 15, the connecting block 15 is provided with a first connecting hole 151, and the first connecting hole 151 is used for installing the fixing base 11 on the display screen. The fixing base 11 is installed on the display screen through the first connection hole 151, and specifically, the fixing base 11 may be installed on the display screen by using a screw to be connected with the first connection hole 151.
In the present embodiment, the first connection hole 151 is a blind hole.
In this embodiment, the first end surface 111 is provided with two first grooves 116, the two first grooves 116 are respectively located at two sides of the third hole 115 and are communicated with the third hole 115, and the latch 14 can rotate to enter the first grooves 116, abut against the bottom wall of the first grooves 116, or rotate to exit the first grooves 116. Specifically, the latch 14 rotates in the first direction and enters the first groove 116, and when the latch 14 rotates to the first predetermined position, the groove wall of the first groove 116 blocks the latch 14, so that the latch 14 is blocked from rotating in the first direction, and the latch 14 is prevented from rotating in the first direction and exiting the first groove 116. When the latch 14 needs to exit the first recess 116, the latch 14 rotates in the direction opposite to the first direction, when the second preset setting is rotated, the hole wall of the third hole 115 blocks the latch 14 from rotating in the direction opposite to the first direction, the latch 14 exits the first recess 116, and the first protrusion 141 is inserted into the third hole 115.
Specifically, the first direction is a counterclockwise direction, and the opposite direction to the first direction is a clockwise direction.
In this embodiment, the bottom wall of the first recess 116 includes a first planar wall 1161, a second planar wall 1162 and a slant wall 1163, one end of the slant wall 1163 is connected to the first planar wall 1161, and the other end is connected to the second planar wall 1162. The height of the first planar wall 1161 is greater than that of the second planar wall 1162, and the latch 14 rotates in the first direction, enters the first recess 116, passes through the first planar wall 1161, then enters the second planar wall 1162 along the inclined wall 1163, where the second planar wall 1162 is the first predetermined position. Due to the presence of the inclined wall 1163, the rotation of the latch 14 in the opposite direction to the first direction is prevented from being stopped, so that the latch 14 can be prevented from entering the first recess 116 in the first direction, and the latch 14 can be prevented from freely exiting the first recess 116 in the opposite direction to the first direction.
In this embodiment, the upper portion of the latch 14 is provided with a latch cap 142, and the upper end surface of the latch cap 142 is provided with a second groove 143. The latch cap 142 is provided to facilitate the rotation of the latch 14 by the user, specifically, the middle finger and the index finger of the user grip the latch 14, the thumb presses the second groove 143 on the latch cap 142, and then the latch 14 is rotated, and the second groove 143 can prevent the thumb from sliding on the latch cap 142.
In this embodiment, the clamping blocks include a first clamping block 144 and a second clamping block 145, the first clamping block 144 and the second clamping block 145 are alternately disposed at the bottom of the clamping cap 142, a gap is formed between the first clamping block 144 and the second clamping block 145, a second connecting hole 1421 is disposed at the bottom of the clamping cap 142, a connecting shaft 1221 is disposed on the second shaft 122, and the connecting shaft 1221 penetrates through the gap and is connected to the second connecting hole 1421. The connection part of the fixture block 14 and the positioning shaft 12 is hidden inside, so that the connection part can be protected, and the overall appearance of the positioning device 1 is better.
In this embodiment, the first hole 113 and the second hole 114 are both circular holes, and the third hole 115 is a strip-shaped hole. Specifically, the radius of the first hole 113 is larger than the radius of the second hole 114.
In the present embodiment, the radius of the first shaft 121 is larger than the radius of the second shaft 122.
The first shaft 121 is fitted with the first hole 113, and the second shaft 122 is fitted with the second hole 114.
In this embodiment, a strip-shaped groove 1211 is formed at the bottom of the first shaft 121. The strip-shaped groove 1211 is matched with the raised strip in the positioning hole, and the positioning function is further enhanced through the positioning of the strip-shaped groove 1211 and the raised strip.
The embodiment of the invention provides a spliced screen, which comprises the positioning device 1.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. A positioning device is characterized by comprising a fixed seat, a positioning shaft, a spring and a clamping block;
the fixing seat is used for being installed on a display screen and comprises a first end face and a second end face, the first end face is provided with a first hole, the bottom wall of the first hole is provided with a second hole, the second end face is provided with a third hole, and the third hole is communicated with the second hole;
the positioning shaft comprises a first shaft and a second shaft, the second shaft is arranged at one end of the first shaft, the first shaft is arranged in the first hole, the other end of the first shaft is used for being inserted into a positioning hole of another display screen, and the second shaft penetrates through the second hole and the third hole to be connected with the clamping block;
the spring is sleeved on the second shaft, one end of the spring abuts against the first shaft, and the other end of the spring abuts against the bottom wall of the second hole;
the lateral wall of fixture block is equipped with first boss and second boss, first boss with second terminal surface butt blocks the location axle, works as when the fixture block rotates and predetermines the angle, the fixture block rotates and drives the location axle rotates, spring drive the location axle removes, first boss inserts in the third hole, increase the first axle protrusion the length in first hole, the second boss with second terminal surface butt blocks the location axle.
2. The positioning device as set forth in claim 1, wherein the side wall of the fixing base is provided with a connecting block, the connecting block being provided with a first connecting hole for mounting the fixing base on a display screen.
3. The positioning device as set forth in claim 1, wherein the first end surface is provided with two first grooves, the two first grooves are respectively located at two sides of the third hole and are communicated with the third hole, the latch can rotate into the first grooves and abut against the bottom wall of the first grooves, or rotate out of the first grooves.
4. The positioning device as set forth in claim 3 wherein said bottom wall of said first recess comprises a first planar wall, a second planar wall and a sloped wall, said sloped wall being connected at one end to said first planar wall and at another end to said second planar wall.
5. The positioning device as claimed in claim 1, wherein the upper portion of the latch has a latch cap, and the upper end surface of the latch cap has a second groove.
6. The positioning device according to claim 5, wherein the clamping blocks comprise a first clamping block and a second clamping block, the first clamping block and the second clamping block are alternately arranged at the bottom of the clamping cap, a gap is formed between the first clamping block and the second clamping block, a second connecting hole is formed in the bottom of the clamping cap, and the second shaft is provided with a connecting shaft which passes through the gap and is connected with the second connecting hole.
7. The positioning device of claim 1, wherein the first and second holes are circular holes and the third hole is a strip-shaped hole.
8. The positioning device of claim 1, wherein the radius of the first shaft is greater than the radius of the second shaft.
9. The positioning device as set forth in claim 1, wherein a strip-shaped groove is formed at the bottom of the first shaft.
10. A tiled screen comprising a positioning device according to any of claims 1-9.
CN202010445195.6A 2020-05-23 2020-05-23 Positioning device and spliced screen Pending CN113700715A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010445195.6A CN113700715A (en) 2020-05-23 2020-05-23 Positioning device and spliced screen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010445195.6A CN113700715A (en) 2020-05-23 2020-05-23 Positioning device and spliced screen

Publications (1)

Publication Number Publication Date
CN113700715A true CN113700715A (en) 2021-11-26

Family

ID=78646646

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010445195.6A Pending CN113700715A (en) 2020-05-23 2020-05-23 Positioning device and spliced screen

Country Status (1)

Country Link
CN (1) CN113700715A (en)

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