WO2016029699A1 - Structure de verrouillage rotative et écran d'affichage formé par cette dernière - Google Patents

Structure de verrouillage rotative et écran d'affichage formé par cette dernière Download PDF

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Publication number
WO2016029699A1
WO2016029699A1 PCT/CN2015/076732 CN2015076732W WO2016029699A1 WO 2016029699 A1 WO2016029699 A1 WO 2016029699A1 CN 2015076732 W CN2015076732 W CN 2015076732W WO 2016029699 A1 WO2016029699 A1 WO 2016029699A1
Authority
WO
WIPO (PCT)
Prior art keywords
lock
lock core
core body
mounting hole
rotary
Prior art date
Application number
PCT/CN2015/076732
Other languages
English (en)
Chinese (zh)
Inventor
郭富荣
王辉莲
涂江波
Original Assignee
深圳市创显光电有限公司
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 深圳市创显光电有限公司 filed Critical 深圳市创显光电有限公司
Publication of WO2016029699A1 publication Critical patent/WO2016029699A1/fr

Links

Classifications

    • 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
    • F16B1/00—Devices for securing together, or preventing relative movement between, constructional elements or machine parts
    • F16B1/02—Means for securing elements of mechanisms after operation
    • 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

Definitions

  • the present invention relates to a fixed structure, and more particularly to a rotary latch structure and a display screen constructed therefrom.
  • the present invention adopts the following technical solutions:
  • a rotary lock structure comprising a lock core body axially fixed and rotatably coupled to a fixed member, the rear end of the lock core body being provided with a card protrusion stopping against an inner side of the fixture; the lock core body The front end penetrates into the mounting hole provided by the fixing member, and the front end surface of the lock core body is provided with a coupling portion for drivingly coupling with the locking power member inserted in the mounting hole; the rotation of the lock core body constitutes the fixed member The state of the lock or the detachment state with the fixture.
  • a further technical solution is that the card protrusions are two, symmetrically disposed on the outer side wall of the rear end of the lock core body; and the rotation range of the lock core body is 90 degrees.
  • a further technical solution is that the middle portion of the lock core body is provided with a shaft protrusion coupled to the fixed member, and the rear end of the lock core body is provided with a hexagon socket or a hexagonal protrusion.
  • a further technical solution is that the lock core body is provided with a limiting protrusion for limiting the rotation range.
  • a further technical solution is that the front end of the fixed through hole is provided with a jack-type mechanical lock that is fixedly coupled with the fixing member, and the housing of the mechanical lock is fixedly coupled with the fixing member, and the movable core rear end of the mechanical lock The transmission portion is coupled with the coupling portion of the front end surface of the lock cylinder.
  • a display screen includes a fixing frame and a plurality of display modules disposed on a front side of the fixing frame, and each of the display modules further comprises a plurality of rotating locking structures as described above; a mounting hole for accommodating the rotary latch structure, the mounting hole includes a rotation coupling portion at the rear end and a through hole portion at the front end for inserting the locking power member; the end portion of the rotation coupling portion is provided for axial fixing a pressure block of the lock core; the pressure block is provided with a through groove for the rear end of the lock core; the through groove includes a central hole portion and a side groove portion for passing through the card protrusion;
  • the fixing frame is provided with a positioning mounting hole for inserting the rear end of the lock core.
  • a further technical solution is that the pressing block is fixedly coupled to the display module through a screw provided; an elastic rubber ring for generating rotational resistance is disposed between the shoulder portion of the rotating coupling portion and the shaft convex portion of the lock core body.
  • a further technical solution is that the positioning mounting hole is provided with a rotating tool hole extending backward.
  • the display module is a split structure, including a bottom plate, and an LED display panel disposed on a front side of the bottom plate; the front end of the through hole portion is disposed on the display panel.
  • the coupling portion of the front end surface of the lock core body is an inner concave portion
  • the side wall of the inner concave portion is provided with an open groove
  • the bottom portion of the open groove is provided with a lateral hook groove portion
  • the locking member For the locking rod one end is provided with a lug portion for inserting the opening groove and the lateral groove portion, and the other end is provided with a lateral handle portion.
  • the utility model has the beneficial effects compared with the prior art that the locking structure of the invention has a coupling portion which can be coupled with the locking power component or the tool at both the front and the rear ends, and can be in front of the rear side of the fixing frame or the fixing member.
  • Side disassembly and assembly that is, disassembly and assembly can be carried out in front of or behind the fixed plane, to achieve quick disassembly and installation of components, and through the key (ie locking lever) and the lock cylinder (ie, the lock core) during the disassembly process
  • the position of the contact force is to pull the fixing member to pull the force, which makes the disassembly process faster and more efficient.
  • the rotary locking mechanism can be quickly locked or unlocked under the condition of 90° rotation, which is fast, convenient and efficient.
  • Figure 1 is a cross-sectional structural view (with a locking lever) of a specific embodiment of a rotary latch structure of the present invention
  • Figure 2 is a view showing the state of use of the embodiment of Figure 1 (the locking lever is inserted into the lock core);
  • FIG. 3 is a perspective structural view (back direction) of a display module of a specific embodiment of an LED display screen according to the present invention.
  • Figure 4 is a rear elevational view of the embodiment of Figure 3;
  • Figure 5 is a cross-sectional view taken along line B-B of Figure 4 and a partial enlarged view thereof;
  • Figure 6 is a cross-sectional view taken along line A-A of Figure 4 and a partial enlarged view thereof;
  • Figure 7 is a partial cross-sectional view of the embodiment of Figure 3.
  • a rotary latch structure 10 of the present invention includes a lock core 11 axially fixed and rotatably coupled to the fixed member, and the rear end of the lock core 11 is provided with a stop a card protrusion 12 on the inner side of the fixture; the front end of the lock core 11 penetrates into the mounting hole provided by the fixing member, and the front end surface of the lock core body 11 is provided for driving with the locking rod 20 inserted in the mounting hole
  • the coupling portion is an inner recess 13 , and the side wall of the inner recess 13 is provided with an open groove 14 ; the bottom of the open groove 14 is provided with a lateral hook groove portion 15 .
  • the rotation of the lock cylinder 11 constitutes a locked state or a detached state between the fixed member and the fixed object.
  • the middle portion of the lock core 11 is provided with a shaft protrusion 110 rotatably coupled to the fixed member.
  • the rear end of the lock core 11 is provided with a hexagonal hole 17 (for inserting an Allen key, and in other embodiments, it may be an external hexagonal protrusion). unit).
  • the lock core 11 is further provided with a limiting projection 16 for limiting the range of rotation.
  • the front end of the fixed through hole is provided with a jack-type mechanical lock fixedly coupled with the fixing member, and the housing of the mechanical lock is fixedly coupled with the fixing member, and the rear end of the movable core of the mechanical lock and the front end surface of the lock core body
  • the coupling is driven by the coupling.
  • a display screen includes a mounting bracket 30 and a plurality of display modules 40 disposed on the front side of the mounting bracket 30.
  • Each of the display modules 40 is further provided with a plurality of front panels.
  • the rotation lock structure 10 of the embodiment; the display module 40 is provided with a mounting hole 41 for accommodating the rotary latch structure, the mounting hole 41 includes a rotation coupling portion 411 at the rear end and a lock at the front end for inserting the lock
  • the through hole portion 412 of the tightening rod 20; the end of the rotating coupling portion 411 is provided with a pressing block 50 for axially fixing the lock core body 11; the pressing block 50 is provided with a through groove 51 for the rear end of the lock core body 11;
  • the through groove 51 includes a central hole portion and a side groove portion for passing through the card convex portion (not shown in the drawing, the shape corresponding to the sectional shape of the rear end of the lock core body); the fixing frame 30 is provided for embedding the lock core body 11
  • the rear end of the lock core body 11 passes through the positioning mounting hole 31, and after rotating 90 degrees, the lock core body 11
  • the card protrusions are laterally caught in the mounting slots 32 in the positioning mounting holes 31 to form a snap coupling.
  • the display module 40 is a split structure, and includes a bottom plate 49.
  • the rotating coupling portion 411 of the mounting hole 41 is located in the body portion of the bottom plate 49, and the front end of the mounting hole is a through hole portion 412 (through hole portion)
  • the diameter is smaller than the rotation coupling portion, forming a hole step for axial positioning of the lock core body, and the through hole portion 412 extends forward a certain distance and passes through the LED display panel 48 provided on the front side of the bottom plate 49; the through hole
  • the front end of the portion 412 is disposed at a position on the display panel 48, that is, the display panel 48 is provided with a prefabricated hole for passing through the through hole portion, and the prefabricated hole can form a shaft hole cooperation relationship with the outer circumference of the through hole portion, on the display panel and During the installation of the bottom plate, it can play a role in positioning.
  • the pressing block 50 is fixedly coupled to the bottom plate 49 of the display module through a screw provided; an elastic rubber ring 60 for generating rotational resistance is disposed between the shoulder portion of the rotating coupling portion 411 and the shaft convex portion 110 of the lock core body 11.
  • the positioning mounting hole 31 is provided with a rotary tool hole 33 extending backward, and a tool such as an Allen key can be inserted from the rear to disassemble the display module.
  • the rotary lock cylinder (ie the lock core) and the rotary lock (ie the lock lever) are made of zinc alloy, which can keep the metal performance stable and not rust in the air and at high ambient temperature.
  • the material has low density and good mechanical properties, and the weight is greatly reduced compared with steel bolts;
  • the rotary lock cylinder and the rotary key are formed by one-time die-casting process, which is suitable for mass production, low cost, high production efficiency and good economy;
  • the lock cylinder can be quickly locked or unlocked when rotated clockwise or counterclockwise by 90°.
  • the operation is simple and fast, and the efficiency is high;
  • the rotary lock cylinder has a limit mechanism (ie, the limit protrusion), which can be rotated within the range of 0-90°, so that the lock cylinder does not exceed the stroke or does not reach the stroke during the locking or unlocking process. easy and convenient;
  • the rotary key can simultaneously pull the lock core to release the fixed surface, without adding other force points on the front, which is especially suitable for the display plane of the display screen.
  • the latch structure of the present invention can also be used in other fixed structures of planar objects, such as a fixed structure of a curtain wall trim panel, such as a mounting structure of a furniture panel.
  • At least four locking structures are provided on a quadrilateral fixing member, two of which are locked and assembled by a locking rod, and the other two are connected to the front end of the locking core.
  • Mechanical lock The locking structure of the jack type mechanical lock prevents the illegal person from removing the fixing member, and the other two locking structures can be rotated by the locking rod before the entire fixing member is removed from the fixing object. It can play the role of anti-theft and disassembly, and the fixing member can be easily removed by using the locking lever.
  • two latching structures that are disassembled by the locking rods and two latching structures that are connected with the jack-type mechanical locks at the front end are respectively distributed diagonally. When the mounting size is large, other larger numbers of latching structures can be used.
  • the positioning holes of the two card protrusions and the fixing frame may be added.
  • the bump positioning mechanism that is, the contact surface of the card convex portion and the fixing frame is provided with a bump
  • the fixing frame is provided with a concave portion corresponding to the convex point on both sides of the positioning mounting hole, and when the locking state is in the locked state, the convex point rotates Until the recessed part, the lock core body will not be displaced due to vibration or the like without external force.
  • a highly elastic rubber ring can be added between the pressure block and the shaft protrusion.
  • the locking structure of the present invention has a coupling portion which can be coupled with the locking power member or the tool at both the front and the rear ends, and can be disassembled on the rear side of the fixing frame or the front side of the fixing member (ie, the fixing can be fixed.
  • the front or the back of the plane is used to realize the quick disassembly and installation of the components, and the position of the contact force of the lock cylinder (ie, the lock cylinder) and the lock cylinder (ie, the lock core) can be removed during the disassembly process. Pulling force makes the disassembly process faster and more efficient.
  • the rotary locking mechanism can be quickly locked or unlocked under the condition of 90° rotation, which is fast, convenient and efficient.

Landscapes

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

Abstract

L'invention porte sur une structure de verrouillage rotative (10) et sur un écran d'affichage formé par cette dernière. La structure de verrouillage rotative (10) comprend un corps de cylindre de verrouillage (11) qui est axialement fixe et qui est relié de façon à pouvoir tourner à un élément fixe. L'extrémité arrière du corps de cylindre de verrouillage (11) comporte une partie saillante de maintien (12) qui est pressée contre le côté interne d'un objet de fixation. L'extrémité avant du corps de cylindre de verrouillage (11) pénètre dans un trou de montage de l'élément fixe. La surface d'extrémité avant du corps de cylindre de verrouillage (11) comporte une partie de liaison qui est en liaison de transmission avec un élément de puissance de verrouillage inséré dans le trou de montage. La rotation du corps de cylindre de verrouillage (11) forme un état de verrouillage ou un état de séparation entre l'élément fixe et l'objet de fixation. Les deux extrémités avant et arrière de la structure de verrouillage rotative (10) comportent les parties de liaison aptes à être reliées à l'élément de puissance de verrouillage ou à un outil, de telle sorte que l'assemblage et le montage peuvent être effectués du côté arrière d'un bâti de fixation (30) ou du côté avant de l'élément de fixation, qu'un assemblage et un démontage rapides de parties sont réalisés, et que, dans le processus de démontage, une force de traction peut être fournie pour démonter l'élément de fixation au niveau de positions de contrainte de contact d'une tige de verrouillage (20) et du corps de cylindre de verrouillage (11), et que, par conséquent, le processus de démontage est plus rapide et pratique et a une plus grande efficacité.
PCT/CN2015/076732 2014-08-26 2015-04-16 Structure de verrouillage rotative et écran d'affichage formé par cette dernière WO2016029699A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201410425725.5A CN104214174A (zh) 2014-08-26 2014-08-26 一种旋转锁扣结构和由其构成的显示屏
CN201410425725.5 2014-08-26

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Publication Number Publication Date
WO2016029699A1 true WO2016029699A1 (fr) 2016-03-03

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CN (1) CN104214174A (fr)
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Cited By (2)

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CN106409166A (zh) * 2016-11-04 2017-02-15 浙江德广信电子科技股份有限公司 一种户外自锁式led显示屏
CN108999849A (zh) * 2018-10-29 2018-12-14 湖南明和光电设备有限公司 一种偏心旋转连接件及led显示屏箱体

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CN104214174A (zh) * 2014-08-26 2014-12-17 深圳市创显光电有限公司 一种旋转锁扣结构和由其构成的显示屏
CN106194924B (zh) * 2016-08-31 2018-06-26 新昌县辰逸服饰有限公司 一种教学用黑板连接固定装置
CN208831412U (zh) * 2018-08-28 2019-05-07 深圳市洲明科技股份有限公司 一种显示屏锁扣装置及显示屏
CN112137448A (zh) * 2019-06-28 2020-12-29 广东美的生活电器制造有限公司 旋转头、旋转组件、容器和食品处理机
CN112137446A (zh) * 2019-06-28 2020-12-29 广东美的生活电器制造有限公司 旋转头、旋转组件、容器及食品处理机
CN110992844B (zh) * 2019-12-23 2021-10-08 广州视源电子科技股份有限公司 Led模块安装结构、led箱体及显示屏

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Publication number Priority date Publication date Assignee Title
JP2003302909A (ja) * 2002-04-11 2003-10-24 Asahi Glass Co Ltd 表示装置の保護板取付構造および保護板
CN202502685U (zh) * 2012-02-20 2012-10-24 深圳市艾比森光电股份有限公司 一种led显示屏箱体锁紧机构
CN203257805U (zh) * 2013-04-27 2013-10-30 中国电子科技集团公司第四十一研究所 一种显示器面板的安装结构
CN104214174A (zh) * 2014-08-26 2014-12-17 深圳市创显光电有限公司 一种旋转锁扣结构和由其构成的显示屏
CN204175720U (zh) * 2014-08-26 2015-02-25 深圳市创显光电有限公司 一种旋转锁扣结构和由其构成的显示屏

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106409166A (zh) * 2016-11-04 2017-02-15 浙江德广信电子科技股份有限公司 一种户外自锁式led显示屏
CN108999849A (zh) * 2018-10-29 2018-12-14 湖南明和光电设备有限公司 一种偏心旋转连接件及led显示屏箱体
CN108999849B (zh) * 2018-10-29 2023-12-26 湖南明和光电设备有限公司 一种偏心旋转连接件及led显示屏箱体

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