CN106061164B - Lock catch structure and LED display screen - Google Patents

Lock catch structure and LED display screen Download PDF

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Publication number
CN106061164B
CN106061164B CN201610554808.3A CN201610554808A CN106061164B CN 106061164 B CN106061164 B CN 106061164B CN 201610554808 A CN201610554808 A CN 201610554808A CN 106061164 B CN106061164 B CN 106061164B
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China
Prior art keywords
handle
display screen
module
shaped base
lock catch
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CN201610554808.3A
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Chinese (zh)
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CN106061164A (en
Inventor
杨贶
戴小田
张金刚
林洺锋
胡体洪
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Shenzhen Zhouming Technology Co Ltd
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Shenzhen Zhouming Technology Co Ltd
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Publication of CN106061164A publication Critical patent/CN106061164A/en
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    • 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
    • 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
    • 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
    • H05K5/03—Covers

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

Abstract

The invention discloses a lock catch structure and an LED display screen, wherein the lock catch structure comprises a lock catch module and an insertion module, a power supply rear cover comprises the lock catch module, and the display screen comprises the insertion module. When the power supply needs to be maintained or replaced, the handle of the locking module is rotated to quickly realize disassembly; a slope structure is designed on the resisting part of the plug-in module, so that the power supply rear cover can be gradually pressed onto the display screen box body; the elastic element is sleeved on the rotating shaft of the locking module, so that the handle can be pressed to prevent the locking module from loosening.

Description

Lock catch structure and LED display screen
Technical Field
The invention relates to the field of LED display screens, in particular to a lock catch structure and an LED display screen.
Background
In recent years, with the rapid development of the LED display screen industry, more and more new products are coming to the market. Traditional LED display screen power back cover is mainly connected with the display screen box through the screw, when the power damages and needs the maintenance to be changed, the dismouting is loaded down with trivial details, difficult. Therefore, it is necessary to provide a locking structure to enable the rear cover of the power supply of the LED display screen to be quickly detached.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the locking structure is provided, so that the rear cover of the power supply of the LED display screen can be quickly detached.
In order to solve the technical problems, the invention adopts the technical scheme that: the utility model provides a lock catch structure, includes hasp module and grafting module, the hasp module includes handle, U-shaped base, hasp, the handle with U-shaped base both sides are through a pivot swivelling joint, hasp one end with base bottom surface fixed connection, the local radial extension of other end form a projection, the grafting module includes jack and resisting part, an elastic element is established to the cover in the pivot, U-shaped base one side and handle are connected respectively to the elastic element both ends, resisting part includes a slope structure.
Further, the elastic element is a spring.
Furthermore, a clamp spring is arranged at the position, close to the U-shaped base, of the lock catch.
Further, the convex column is cylindrical.
An LED display screen comprises a power supply rear cover and a display screen box body, wherein the power supply rear cover comprises a lock catch module, and the display screen box body comprises a plug-in module; the lock catch module comprises a handle, a U-shaped base and a lock catch, the handle is rotatably connected with two sides of the U-shaped base through a rotating shaft, one end of the lock catch is fixedly connected with the bottom surface of the base, the end head of the other end of the lock catch extends radially to form a convex column, the plug-in module comprises a jack and a resisting part, an elastic element is sleeved on the rotating shaft, two ends of the elastic element are respectively connected with one side of the U-shaped base and the handle, and the resisting part comprises a slope structure.
Further, the elastic element is a spring.
Furthermore, a clamp spring is arranged at the position, close to the U-shaped base, of the lock catch.
Furthermore, the locking device comprises at least two locking modules, and the plug-in modules correspond to the locking modules one to one.
Furthermore, a lock groove for accommodating the handle is arranged on the power supply rear cover.
Furthermore, a circle of waterproof rubber ring is arranged on the power supply rear cover.
The invention has the beneficial effects that: the lock catch module of the lock catch structure is designed on the rear cover of the power supply, the plug-in module is designed on the display screen box body, and the rear cover of the power supply and the display screen box body are connected through the lock catch structure, so that quick disassembly can be realized when the power supply needs to be maintained or replaced; a slope structure is designed on the resisting part, so that the power supply rear cover can be gradually pressed onto the display screen box body; the elastic element is sleeved on the rotating shaft, so that the handle can be pressed to prevent the locking module from loosening.
Drawings
FIG. 1 is a schematic view of an LED display screen;
FIG. 2 is a schematic structural diagram of the latch module 1;
FIG. 3 is a schematic structural view of the latch module shown in FIG. 2;
FIG. 4 is an enlarged view of the elastic element of the latch module;
FIG. 5 is a schematic view of the connection between the latch module and the plug-in module;
description of reference numerals:
1. a locking structure; 2. a handle; 3. a U-shaped base; 4. locking; 5. a convex column; 6. a spring; 7. a clamp spring; 8. a ramp structure; 9. a baffle 10 and a power supply rear cover; 11. display screen box.
Detailed Description
In order to explain technical contents, achieved objects, and effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
The most key concept of the invention is as follows: a slope structure is designed on the resisting part, so that the power supply rear cover is gradually pressed onto the display screen box body; the elastic element is sleeved on the rotating shaft, so that the handle can be pressed to prevent the locking module from loosening.
Referring to fig. 1 to 5, a latch structure includes a latch module and an insertion module, the latch module includes a handle, a U-shaped base and a latch, the handle is rotatably connected to two sides of the U-shaped base through a rotating shaft, one end of the latch is fixedly connected to the bottom surface of the base, a convex column is formed by extending a local radial end of the other end of the latch, the insertion module includes an insertion hole and a blocking portion, an elastic element is sleeved on the rotating shaft, two ends of the elastic element are respectively connected to one side of the U-shaped base and the handle, and the blocking portion includes a slope structure.
As can be seen from the above description, the beneficial effects of the present invention are: the retaining part is provided with a slope structure, so that the locking module and the plug-in module are compressed gradually, and the elastic element can compress the handle to one side of the U-shaped base, so that the locking structure can be prevented from loosening after compression.
Further, the elastic element is a spring.
As can be seen from the above description, the spring may be an elastic member having one end connected to the U-shaped base and one end connected to the handle.
Furthermore, a clamp spring is arranged at the position, close to the U-shaped base, of the lock catch.
It can be known from the above description that the snap spring is arranged to lock the latch module, so that the latch module can rotate left and right without sliding up and down randomly.
Further, the convex column is cylindrical.
It can be known from the above description that designing the convex column into a cylindrical shape can effectively reduce the contact area between the convex column and the slope structure, and reduce the friction force generated in the locking process.
An LED display screen comprises a power supply rear cover and a display screen box body, wherein the power supply rear cover comprises a lock catch module, and the display screen box body comprises a plug-in module; the lock catch module comprises a handle, a U-shaped base and a lock catch, the handle is rotatably connected with two sides of the U-shaped base through a rotating shaft, one end of the lock catch is fixedly connected with the bottom surface of the base, the end head of the other end of the lock catch extends radially to form a convex column, the plug-in module comprises a jack and a resisting part, an elastic element is sleeved on the rotating shaft, two ends of the elastic element are respectively connected with one side of the U-shaped base and the handle, and the resisting part comprises a slope structure.
According to the above description, the lock catch module of the lock catch structure is designed on the power supply rear cover, the plug-in module is designed on the display screen box body, the power supply rear cover and the display screen box body are connected through the lock catch structure, and when the power supply needs to be maintained or replaced, the quick disassembly can be realized.
Further, the elastic element is a spring.
As can be seen from the above description, one end of the spring abuts against one side of the U-shaped base, and the other end of the spring is connected with the handle, so that the handle can be tightly pressed to the other side of the U-shaped base, and the handle is prevented from loosening.
Furthermore, a clamp spring is arranged at the position, close to the U-shaped base, of the lock catch.
It can be known from the above description that the snap spring can lock the latch module on the power supply rear cover, and can prevent the latch module from sliding up and down at will.
Furthermore, the locking device comprises at least two locking modules, and the plug-in modules correspond to the locking modules one to one.
As can be seen from the above description, two lock catch structures can be symmetrically designed on two sides of the power supply rear cover, so that the power supply rear cover is convenient to disassemble.
Furthermore, a lock groove for accommodating the handle is arranged on the power supply rear cover.
It can be known from the above description that, the locking groove is designed on the power supply rear cover, when the latch module is in the locking state, the handle is accommodated in the locking groove, which can prevent the latch module from loosening caused by external interference and is more beautiful.
Furthermore, a circle of waterproof rubber ring is arranged on the power supply rear cover.
According to the description, the waterproof rubber ring is designed on the rear cover of the power supply, when the locking structure locks the rear cover of the power supply, water vapor can be prevented from entering the rear cover of the power supply, the LED display screen can be used indoors and outdoors, and the practicability is enhanced.
Examples
Referring to fig. 1 to 5, a first embodiment of the present invention is: as shown in figure 1, an LED display screen comprises a display screen box body 11 and a power supply structure, wherein the power supply structure comprises a power supply and a power supply rear cover 10, the power supply rear cover 10 is connected with the display screen box body 11 through a lock catch structure 1, and the lock catch structure 1 is symmetrically arranged on two long edges of the power supply rear cover. Preferably, the inner ring of the power supply rear cover 10 is provided with a circle of waterproof rubber ring, and when the locking structure 1 locks the power supply rear cover 10 to the display screen box body 11, the waterproof rubber ring can prevent water vapor from entering.
In this embodiment, the latch structure 1 includes a latch module and an insertion module, as shown in fig. 2, the latch module includes a handle 2, a U-shaped base 3 and a latch 4, wherein the handle 2 and the U-shaped base 3 are rotatably connected through a rotating shaft, one end of the latch 4 is fixedly connected to a bottom surface of the U-shaped base 3, and an end of the other end of the latch extends radially to form a convex pillar 5, preferably, the convex pillar 5 is cylindrical. A clamp spring 7 is arranged at the position, close to the U-shaped base 3, of the lock catch 4, and the clamp spring 7 is used for fixing the lock catch module on the power supply rear cover 10 and preventing the lock catch module from sliding up and down at will. As shown in fig. 3 and 4, a spring 6 is disposed on the rotating shaft, one end of the spring 6 is connected to one side of the U-shaped base 3, and the other end is connected to the handle 2, when the handle 2 is pressed downwards, the spring 6 can press the handle 2 to the other side of the U-shaped base 3 to prevent the handle 2 from loosening, although the spring 6 may be other elastic elements. As shown in fig. 5, the plug-in module includes a plug hole and a stopping portion, and the stopping portion includes a slope structure 8 and a baffle 9. When lid 10 behind the locking power, aim at jack pushing down handle 2, when the end of hasp 4 moves baffle 9, rotate handle 2 along the arrow point in the picture direction, boss 5 contacts with slope structure 8 this moment, along with the rotation of handle 2, boss 5 slowly moves to the below of slope structure 8, make behind the power lid 10 compress tightly gradually on display screen box 11, handle 2 is rotatory after targetting in place, pushing down handle 2, spring 6 can compress tightly handle 2 to one side of U-shaped base 3 this moment, handle 2 can not appear becoming flexible, preferably, be equipped with the locked groove that holds handle 2 behind the power on the lid 10, can prevent that external collision from making handle 2 appear becoming flexible.
In summary, the latch structure and the LED display screen comprise a latch module and an insertion module, wherein the latch module is designed on a rear cover of a power supply of the LED display screen, and the insertion module is designed on a display screen box body, so that when the power supply needs to be maintained or replaced, the handle of the latch module can be rotated to rapidly detach the latch module; a slope structure is designed on the resisting part of the plug-in module, so that the power supply rear cover can be gradually pressed onto the display screen box body; the elastic element is sleeved on the rotating shaft of the locking module, so that the handle can be pressed to prevent the locking module from loosening; in addition, the waterproof rubber ring is arranged on the rear cover of the power supply, water vapor can be prevented from entering the LED display screen, the LED display screen can be used indoors and outdoors, and the practicability is enhanced.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes made by using the contents of the present specification and the drawings, or applied directly or indirectly to the related technical fields, are included in the scope of the present invention.

Claims (10)

1. The utility model provides a lock catch structure, includes hasp module and grafting module, the hasp module includes handle, U-shaped base, hasp, the handle with U-shaped base both sides are through a pivot swivelling joint, hasp one end with base bottom surface fixed connection, the local radial extension of other end form a projection, the grafting module includes jack and resist portion, its characterized in that, an elastic element is established to the cover in the pivot, elastic element is located in the notch of U-shaped base, U-shaped base one side and handle are connected respectively at the elastic element both ends and are in order to compress tightly the opposite side of U-shaped base with the handle, resist portion includes a slope structure.
2. A latch construction according to claim 1, wherein the resilient element is a spring.
3. A latch construction according to claim 2, wherein the latch is provided with a circlip adjacent the U-shaped base.
4. A latch construction according to any one of claims 1 to 3, wherein the post is cylindrical.
5. An LED display screen comprises a power supply rear cover and a display screen box body, and is characterized in that the power supply rear cover comprises a lock catch module, and the display screen box body comprises a plug-in module; the lock catch module comprises a handle, a U-shaped base and a lock catch, the handle is rotationally connected with the two sides of the U-shaped base through a rotating shaft, one end of the lock catch is fixedly connected with the bottom surface of the base, the end head of the other end of the lock catch locally and radially extends to form a protruding column, the inserting module comprises an inserting hole and a resisting part, an elastic element is sleeved on the rotating shaft and located in a groove opening of the U-shaped base, the two ends of the elastic element are respectively connected with one side of the U-shaped base and the other side of the handle, so that the handle is tightly pressed to the U-shaped base, and the resisting part comprises a slope structure.
6. The LED display screen of claim 5, wherein the resilient element is a spring.
7. The LED display screen of claim 5 or 6, wherein a snap spring is disposed on the latch adjacent to the U-shaped base.
8. The LED display screen of claim 5 or 6, comprising at least two locking modules, wherein the plug-in modules correspond to the locking modules one to one.
9. The LED display screen of claim 5 or 6, wherein the power supply rear cover is provided with a locking groove for accommodating the handle.
10. The LED display screen of claim 5 or 6, wherein a waterproof rubber ring is arranged on the power supply rear cover.
CN201610554808.3A 2016-07-14 2016-07-14 Lock catch structure and LED display screen Active CN106061164B (en)

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Application Number Priority Date Filing Date Title
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CN106061164B true CN106061164B (en) 2022-01-11

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CN109514183A (en) * 2017-09-18 2019-03-26 东莞友盟鑫精密压铸科技有限公司 A kind of magnesium alloy integrated molding case
CN108150494B (en) * 2018-02-07 2019-04-19 深圳市洲明科技股份有限公司 Arc latch and LED display with the arc latch
CN108230932A (en) * 2018-02-09 2018-06-29 深圳市迈锐光电有限公司 A kind of novel outdoor water-proof LED display convenient for splicing
CN111933052B (en) * 2020-07-31 2021-11-23 北京易美联合标识设计有限公司 Mounting structure applied to roof luminous mark

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