CN212434146U

CN212434146U - Positioning mechanism and LED display screen box

Info

Publication number: CN212434146U
Application number: CN202021528757.5U
Authority: CN
Inventors: 黄伟燕; 杨立山; 蔡登峰
Original assignee: Shenzhen Infiled Electronics Co Ltd
Current assignee: Shenzhen Infiled Electronics Co Ltd
Priority date: 2020-07-28
Filing date: 2020-07-28
Publication date: 2021-01-29
Anticipated expiration: 2030-07-28

Abstract

The utility model discloses a positioning mechanism and LED display screen box, LED display screen box includes box frame, positioning mechanism includes fixing base, activity bolt, activity handle and eccentric assembly, the fixing base is installed at one of them in the box frame, the mobile installation of activity bolt is in the fixing base, be used for with another the bolt hole cooperation of box frame, activity handle and eccentric assembly, the activity handle pass through eccentric assembly with the activity bolt, make the activity handle is followed one side of fixing base is rotated extremely during the opposite side of fixing base, the activity handle can drive the activity bolt inserts or withdraws from in the bolt hole for the location installation of two adjacent LED display screen boxes.

Description

Positioning mechanism and LED display screen box

Technical Field

The utility model relates to a LED display device technical field especially relates to a positioning mechanism and LED display screen box.

Background

LED display screens are commonly used to display various information such as text, images, video, and the like. The LED display screen is generally formed by assembling modularized LED display boxes, and when a plurality of LED display boxes are installed, the LED display screens need to be positioned and can be locked only by dislocation.

The location of present LED display screen box adopts the ripples pearl of location to fix a position mostly, and wherein the threaded hole at box frame need be fixed to the ripples pearl of location, and the not only precision of threaded hole processing is difficult to control, and is with high costs moreover.

SUMMERY OF THE UTILITY MODEL

The utility model provides a positioning mechanism and LED display screen box, the location installation of two quick LED display screen boxes of realization that can be quick, the processing degree of difficulty is low moreover, and the precision is high.

According to the utility model discloses a first aspect, the utility model provides a positioning mechanism for location between two adjacent LED display screen boxes, the LED display screen box includes the box frame, include:

the fixing seat is of a cylindrical structure and is arranged in one of the box body frames;

the movable bolt is movably arranged in the fixed seat and is used for being matched with a bolt hole of the other box body frame;

the movable handle is connected with the movable bolt through the eccentric assembly, so that when the movable handle rotates from one side of the fixed seat to the other side of the fixed seat, the movable handle can drive the movable bolt to be inserted into or withdrawn from the bolt hole.

The utility model discloses in the positioning mechanism of embodiment, be equipped with on the box frame and be used for the installation the mounting hole of fixing base, the mounting hole with the bolt hole sets up respectively the box frame both sides relative for install one of them movable bolt on the box frame can be connected to another in the bolt hole of box frame.

The utility model discloses in embodiment's positioning mechanism, the outside of fixing base is equipped with spacing platform, be equipped with spacing hole on the mounting hole, spacing platform with spacing hole fit is connected, is used for the restriction the fixing base is installed the degree of depth position of mounting hole.

The utility model discloses in the positioning mechanism of embodiment, the one end of activity bolt is equipped with the reference column, the other end of activity bolt is mobile wears to establish in the fixing base.

The utility model discloses in the positioning mechanism of embodiment, be equipped with the ladder through-hole in the fixing base, the other end of activity bolt passes the ladder through-hole is followed the fixing base stretches out, in order to drive the reference column stretches out or retracts in the ladder through-hole.

The utility model discloses in the embodiment's positioning mechanism, positioning mechanism still includes the elastic component, the one end of elastic component with the fixing base butt, the other end of elastic component with the reference column butt.

The utility model discloses in the positioning mechanism of embodiment, the ladder through-hole includes first through-hole and second through-hole, the second through-hole sets up the bottom of first through-hole, the diameter of first through-hole with the diameter looks adaptation of reference column.

The utility model discloses in embodiment's positioning mechanism, eccentric subassembly includes the fixed pin and sets up the eccentric orfice on the activity handle, the other end of activity bolt is equipped with the pinhole, the fixed pin is worn to establish in eccentric orfice and the pinhole.

The utility model discloses in embodiment's positioning mechanism, the activity is equipped with the bolt groove on hand, the eccentric orfice sets up the both sides in bolt groove make the activity bolt can pass through the fixed pin is installed in the bolt groove.

According to the utility model discloses a second aspect, the utility model also provides a LED display screen box, including box frame and foretell positioning mechanism, positioning mechanism installs one side of box frame is used for with another box frame's bolt hole cooperation, in order to realize two box frame's location installation.

The technical scheme provided by the embodiment of the application can have the following beneficial effects: the application designs a positioning mechanism and LED display screen box, can be through the location installation of two quick LED display screen boxes of positioning mechanism, wherein, only need be used for installing positioning mechanism at the through-hole that box frame processing corresponds, need not process the screw hole and install the location ripples pearl, simple structure, under the same machining precision, not only the machining requirement of relative screw hole is low, carries out the improvement of precision moreover, is favorable to control cost.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.

Fig. 1 is a schematic partial structural diagram of an LED display screen box provided in an embodiment of the present application;

FIG. 2 is a schematic partial cross-sectional view of the LED display screen housing of FIG. 1;

FIG. 3 is a partially exploded schematic view of the LED display screen housing of FIG. 1;

FIG. 4 is a schematic view of a portion of the frame of the enclosure of FIG. 1;

FIG. 5 is a partial block diagram of the LED display screen housing of FIG. 1;

FIG. 6 is a schematic view of a portion of the frame of the case of FIG. 1;

FIG. 7 is a schematic structural view of the positioning mechanism of FIG. 1;

FIG. 8 is an exploded structural view of the positioning mechanism of FIG. 1;

FIG. 9 is a schematic structural view of the fixing base in FIG. 1;

FIG. 10 is a schematic view of the movable latch of FIG. 1;

fig. 11 is a schematic view of the movable handle of fig. 1.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Some embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.

The utility model provides a positioning mechanism belongs to LED display device technical field, and LED display screen is often used for showing various information such as characters, image, video. The LED display screen generally adopts the modularized LED display box body to assemble and form, when a plurality of LED display box bodies are installed, a positioning wave bead needs to be adopted between two adjacent LED display screen box bodies for positioning, and the positioning wave bead needs to be installed in a threaded hole on the LED display screen box body.

As shown in fig. 1 to 11, according to a first aspect of the present application, a positioning mechanism 100 provided in the present application is used for positioning and mounting between two adjacent LED display screen boxes, each LED display screen box includes a box frame 200, the positioning mechanism 100 is mounted on one side of the box frame 200, and a latch hole 2021 matched with the positioning mechanism 100 is formed in the other side of the box frame 200, so that a movable latch 20 on the positioning mechanism 100 can be inserted into the latch hole 2021, so as to achieve rapid positioning and mounting of two LED display screen boxes.

For example, the case frames 200 on the two LED display screen cases are respectively a first case frame 201 and a second case frame 202, wherein the positioning mechanism 100 is installed on one side of the first case frame 201, the latch hole 2021 is opened on the other side of the second case frame 202, when the first case frame 201 and the second case frame 202 are assembled together, the positioning mechanism 100 is operated to make the movable latch 20 extend out from the first case frame 201 and then plug into the latch hole 2021 of the second case frame 202, so as to realize the quick positioning installation of the first case frame 201 and the second case frame 202.

In this embodiment, the positioning mechanism 100 includes a fixing base 10, a movable plug 20, a movable handle 30 and an eccentric assembly 40, wherein the fixing base 10 is a cylindrical structure, the fixing base 10 is installed in one of the box frames 200, the movable plug 20 is movably installed in the fixing base 10, the movable handle 30 is connected with the movable plug 20 through the eccentric assembly 40, so that when the movable handle 30 rotates from one side of the fixing base 10 to the other side of the fixing base 10, the movable handle 30 can drive the movable plug 20 to insert into or withdraw from the plug hole 2021 for being matched with the plug hole 2021 of the other box frame 200, so as to realize rapid positioning and installation of the two box frames 200, the structure is simple, under the same processing precision, the processing requirement of the relative threaded hole is low, the precision is improved, and the control cost is facilitated.

After the technical scheme is adopted, because the fixing seat 10 is of a cylindrical structure, only corresponding through holes are processed on the box body frame 200 for installing the positioning mechanism 100, and positioning beads are not needed to be installed by processing threaded holes, so that the structure is relatively simple, the control cost is facilitated, and meanwhile, the assembling precision of the LED display box body can be improved.

In an alternative embodiment, the box frames 200 are provided with mounting holes 2011 for mounting the fixing seats 10, wherein the mounting holes 2011 and the latch holes 2021 are respectively disposed at two opposite sides of the box frames 200, so that the movable latch 20 mounted on one box frame 200 can be connected to the latch hole 2021 of the other box frame 200 to achieve quick positioning and mounting of the two box frames 200.

Exemplarily, the mounting hole 2011 and the latch hole 2021 are both through-hole structures, the mounting hole 2011 is provided on the first case frame 201, the latch hole 2021 is provided on the second case frame 202, and when the first case frame 201 and the second case frame 202 are assembled together, the movable latch 20 is inserted into the latch hole 2021 of the second case frame 202 after extending out of the first case frame 201, so that the quick positioning and mounting of the first case frame 201 and the second case frame 202 can be realized.

Or, the mounting hole 2011 is seted up on one side of first box frame 201, bolt hole 2021 is seted up on the opposite side of first box frame 201, mounting hole 2011 sets up with bolt hole 2021 relatively, when making first box frame 201 assemble with the third box frame, movable bolt 20 on the third box frame can be pegged graft in bolt hole 2021 of first box frame 201, thereby can realize the quick location installation of first box frame 201 and third box frame, the concatenation of other LED display screen boxes is similar with it, this application is not enumerated one by one.

In an optional embodiment, the outer side of the fixing seat 10 is provided with a limiting table 11, the mounting hole 2011 is provided with a limiting hole 2012, the inner diameter of the limiting hole 2012 is greater than the inner diameter of the mounting hole 2011, the size of the limiting table 11 is matched with the size of the limiting hole 2012, and when the limiting table 11 is connected with the limiting hole 2012 in a matching manner, the limiting hole 2012 can be used for limiting the depth position of the fixing seat 10 in the mounting hole 2011, so as to ensure that the movable plug 20 can be inserted into the plug hole 2021 of the second box frame 202 after extending out of the first box frame 201.

In an optional embodiment, one end of the movable bolt 20 is provided with a positioning column 21, the size and the shape of the positioning column 21 are matched with those of the bolt hole 2021, and the other end of the movable bolt 20 is movably installed in the fixing base 10 and extends out of the fixing base 10 to be movably connected with the movable handle 30, so that the movable handle 30 can drive the positioning column 21 to move relative to the fixing base 10, and then the positioning column 21 is controlled to extend out of the first box frame 201 and then inserted into the bolt hole 2021, so as to realize rapid positioning and installation of the two box frames 200.

In an alternative embodiment, a stepped through hole 12 is formed in the fixing base 10, wherein the other end of the movable latch 20 passes through the stepped through hole 12 and extends out of the fixing base 10 to drive the positioning post 21 to extend out of or retract into the stepped through hole 12.

For example, when the movable handle 30 drives the positioning column 21 to extend out of the stepped through hole 12, the positioning column 21 may be inserted into the pin hole 2021 of another box frame 200, so as to realize quick positioning and installation of the two box frames 200; when the movable handle 30 drives the positioning column 21 to retract into the stepped through hole 12, the positioning column 21 can retract from the latch hole 2021 of the other case frame 200, so as to release the quick positioning installation of the two case frames 200.

In an alternative embodiment, the positioning mechanism 100 further includes an elastic member 50, wherein one end of the elastic member 50 abuts against the fixed seat 10, and the other end of the elastic member 50 abuts against the positioning post 21, so that the positioning post 21 can be always in a state of extending out of the stepped through hole 12, and especially when the movable handle 30 is not limited in position, rapidity of positioning connection between the two case frames 200 is ensured.

In an alternative embodiment, the stepped through hole 12 includes a first through hole 121 and a second through hole 122, wherein the second through hole 122 is disposed at the bottom of the first through hole 121, and the diameter of the first through hole 121 is adapted to the diameter of the positioning post 21 to ensure the positioning function of the positioning post 21.

After the technical scheme is adopted, the stepped through hole 12 is divided into the first through hole 121 and the second through hole 122, and the positioning column 21 is arranged on the movable bolt 20, so that when the stepped through hole 12 and the movable bolt 20 are subjected to fine machining, only the first through hole 121 and the positioning column 21 need to be subjected to fine machining, the precision of other positions can be relatively low, and the control of the machining precision and the cost is facilitated. In addition, the fixing seat 10 is provided with the limiting table 11, and the mounting hole 2011 is provided with the limiting hole 2012 according to the same principle, which is not listed in the present application.

In an alternative embodiment, the eccentric assembly 40 includes a fixed pin and an eccentric hole 32 disposed on the movable handle 30, wherein the other end of the movable bolt 20 is provided with a pin hole 22, and the fixed pin is disposed through the eccentric hole and the pin hole to connect the movable handle 30 and the movable bolt 20.

Because the movable handle 30 is connected with the movable bolt 20 through the fixing pin connected to the eccentric hole 32, the movable bolt 20 can be driven to extend out of or retract into the stepped through hole 12 through the structure of the eccentric hole 32, so that the two box frames 200 can be quickly positioned and installed, and the structure is simple but practical.

In an alternative embodiment, the movable handle 30 is provided with a latch groove 31, wherein eccentric holes 32 are provided at both sides of the latch groove 31, so that the movable latch 20 can be installed in the latch groove 31 by a fixing pin to ensure stability of the connection of the movable latch 20 with the movable handle 30.

In an alternative embodiment, the movable handle 30 is provided with a first limiting platform 33 and a second limiting platform 34, the first limiting platform 33 is located at the farthest position of the eccentric hole 32 from the end surface of the movable handle 30, the second limiting platforms 34 are respectively located at the closest positions of the eccentric hole 32 from the end surface of the movable handle 30, when the first limiting platform 33 is attached to the fixed seat 10, the movable bolt 20 is in the state of retracting into the stepped through hole 12, and when the second limiting platform 34 is attached to the fixed seat 10, the movable bolt 20 is in the state of extending out of the stepped through hole 12, so that the occurrence of misoperation can be avoided.

As shown in fig. 1 to 11, according to a first aspect of the present application, there is provided an LED display screen box, including a box frame 200 and a positioning mechanism 100, wherein the positioning mechanism 100 is mounted on one side of the box frame 200, and is used for cooperating with a pin hole 2021 of another box frame 200 to realize positioning and mounting of the two box frames 200.

Specifically, positioning mechanism 100 includes fixing base 10, movable bolt 20, movable handle 30 and eccentric assembly 40, wherein, fixing base 10 is cylindric structure, fixing base 10 is installed in one of them box frame 200, movable bolt 20 movably installs in fixing base 10, movable handle 30 is connected with movable bolt 20 through eccentric assembly 40, when making movable handle 30 rotate the opposite side of fixing base 10 from one side of fixing base 10, movable handle 30 can drive movable bolt 20 and insert or withdraw from in bolt hole 2021, be used for the bolt hole 2021 cooperation with another box frame 200, in order to realize the quick location installation of two box frame 200, moreover, simple structure, under the same machining precision, not only the processing requirement of relative screw hole is low, and carry out the improvement of precision, be favorable to control cost.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected. Either mechanically or electrically. Either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The above disclosure provides many different embodiments or examples for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of the specific examples are described above. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or reference letters in the various examples, which have been repeated for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed. In addition, the present disclosure provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.

In the description of the present specification, reference to the terms "one embodiment", "some embodiments", "illustrative embodiments", "example", "specific example", or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. The utility model provides a positioning mechanism for location between two adjacent LED display screen boxes, the LED display screen box includes box frame, its characterized in that includes:

2. The positioning mechanism as set forth in claim 1, wherein said housing frames are provided with mounting holes for mounting said fixing bases, said mounting holes and said latch holes being provided at opposite sides of said housing frames, respectively, so that the movable latch mounted on one of said housing frames can be coupled to the latch hole of the other of said housing frames.

3. The positioning mechanism according to claim 2, wherein a limiting platform is disposed on an outer side of the fixing base, a limiting hole is disposed on the mounting hole, and the limiting platform is connected to the limiting hole in a matching manner and used for limiting a depth position of the fixing base mounted in the mounting hole.

4. The positioning mechanism as set forth in claim 1, wherein a positioning post is disposed at one end of the movable pin, and the other end of the movable pin is movably inserted into the fixing seat.

5. The positioning mechanism as set forth in claim 4, wherein a stepped through hole is formed in the fixing base, and the other end of the movable bolt passes through the stepped through hole and extends out of the fixing base to drive the positioning post to extend out of or retract into the stepped through hole.

6. The positioning mechanism according to claim 5, further comprising an elastic member, wherein one end of the elastic member abuts against the fixed seat, and the other end of the elastic member abuts against the positioning post.

7. The positioning mechanism as set forth in claim 5, wherein said stepped through hole comprises a first through hole and a second through hole, said second through hole being disposed at a bottom of said first through hole, a diameter of said first through hole being adapted to a diameter of said positioning post.

8. The positioning mechanism as set forth in claim 1, wherein the eccentric assembly includes a fixed pin and an eccentric hole provided on the movable handle, the other end of the movable bolt is provided with a pin hole, and the fixed pin is inserted into the eccentric hole and the pin hole.

9. The positioning mechanism as set forth in claim 8, wherein said movable handle is provided with a latch groove, and said eccentric holes are provided at both sides of said latch groove so that said movable latch can be installed in said latch groove by said fixing pin.

10. An LED display screen box, characterized by comprising a box frame and a positioning mechanism as claimed in any one of claims 1 to 9, wherein the positioning mechanism is mounted on one side of the box frame and is used for matching with a bolt hole of the other box frame to realize the positioning and mounting of the two box frames.