CN210840278U

CN210840278U - Control box and LED display screen

Info

Publication number: CN210840278U
Application number: CN201921765012.8U
Authority: CN
Inventors: 郝宗潮; 刘秋河; 位文涛
Original assignee: Shenzhen Infiled Electronics Co Ltd
Current assignee: Shenzhen Infiled Electronics Co Ltd
Priority date: 2019-10-18
Filing date: 2019-10-18
Publication date: 2020-06-23
Anticipated expiration: 2029-10-18

Abstract

The utility model discloses a control box and LED display screen, including box body and power supply module, the box body embeds there are control system and signal transmission system, including lid and base, be equipped with the opening cavity on the lid, control system and signal transmission system install in the cavity, the base lid closes at the opening part of cavity; the power supply assembly comprises a power supply mounting piece and a power supply, the power supply is mounted on the power supply mounting piece, and the control system and the signal transmission system are electrically connected with the power supply; wherein, the lid is back to back a terminal surface of cavity opening part is equipped with the mounting groove, the mounting groove with the cavity intercommunication, the power passes through power installed part demountable installation in the mounting groove to can directly dismantle the power from the control box and maintain, need not pull down whole control box from the LED display screen, not only easy operation, it is convenient moreover, practiced thrift the time of a large amount of operations.

Description

Control box and LED display screen

Technical Field

The utility model relates to a LED display screen technical field especially relates to a control box and LED display screen.

Background

The LED display screen directly obtains signals from the control system and displays pictures, and the interface can be easily touched, so that if the network cable interface is pulled out, other interfaces are plugged into the network interface, and the content can be replaced more simply.

Therefore, in all the current LED display screens, a control system is indispensable. Because the control system has many electronic components and also comprises devices such as a power supply with a large volume, the control system of the LED display screen needs to be made into a single whole and attached to the LED screen body.

In the market today, the control system is often integrated in a separate control box at the time of design, and all the components are placed in the control box. Therefore, in the actual use process, if the power supply needs to be maintained, the whole control box needs to be completely detached from the LED display screen, and the internal structure of the control box is detached to maintain.

SUMMERY OF THE UTILITY MODEL

The utility model provides a control box and LED display screen can directly dismantle the power from the control box and keep in repair, need not pull down whole control box from the LED display screen, and not only easy operation is convenient moreover, has practiced thrift the time of a large amount of operations.

According to the utility model discloses an aspect, the utility model provides a control box, it includes:

the box body is internally provided with a control system and a signal transmission system and comprises a cover body and a base, wherein the cover body is provided with an opening cavity, the control system and the signal transmission system are arranged in the cavity, and the base covers the opening of the cavity;

the power supply assembly comprises a power supply mounting piece and a power supply, the power supply is mounted on the power supply mounting piece, and the control system and the signal transmission system are electrically connected with the power supply;

wherein, the lid is in the back of the body a terminal surface of cavity opening part is equipped with the mounting groove, the mounting groove with the cavity intercommunication, the power passes through power installed part demountable installation in the mounting groove.

In the control box of the present invention, the power supply mounting member includes:

the shape and the size of the aluminum substrate are matched with those of the mounting groove, and the power supply is mounted on the aluminum substrate through heat-conducting silica gel.

In the control box of the present invention, the aluminum substrate faces away from a terminal surface of the power supply and is provided with a heat sink.

The utility model discloses an among the control box, the radiating piece is including seting up the guiding gutter that is parallel to each other more than at least two on the aluminium base board.

The utility model discloses an in the control box, the power includes power body, power casing and AC/DC keysets, power body installs power casing is last, power casing passes through aluminium base board is installed in the mounting groove, the AC/DC keysets with the power body electricity is connected.

The utility model discloses an in the control box, the lid is in be equipped with a plurality of support piece, a plurality of on the position of mounting groove support piece cross arrangement is in the below of mounting groove.

The utility model discloses an in the control box, be equipped with locking portion on the power installed part, one side of mounting groove is equipped with the installation department, the position of locking portion with the position of installation department is corresponding.

The utility model discloses an in the control box, power supply installation spare with one of them of lid is equipped with the bayonet socket, power supply installation spare with another of lid is equipped with the ka tai, the ka tai with bayonet socket buckle is connected.

The utility model discloses an among the control box, the box body that the box body was made for adopting aluminum alloy material.

According to the utility model discloses a second aspect, the utility model also provides a LED display screen, including box and foretell control box, the control box is installed on the box.

The technical scheme provided by the embodiment of the application can have the following beneficial effects: the application designs a control box and LED display screen, because power supply module demountable installation is in the mounting groove, consequently, when the power needs the maintenance, the user can directly dismantle the power from the control box and maintain, need not pull down whole control box from the LED display screen, and not only easy operation is convenient moreover, has practiced thrift the time of a large amount of operations.

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 structural diagram of a control box according to an embodiment of the present application;

FIG. 2 is an exploded schematic view of the control box of FIG. 1;

FIG. 3 is a schematic cross-sectional view of the control box of FIG. 1;

FIG. 4 is a schematic diagram of the power module of FIG. 1;

FIG. 5 is an exploded view of the power module of FIG. 1;

FIG. 6 is a schematic structural diagram of the aluminum substrate in FIG. 1;

FIG. 7 is an exploded schematic view of the power supply of FIG. 1;

FIG. 8 is an exploded schematic view of the power supply housing of FIG. 1;

FIG. 9 is a schematic structural view of the housing cover of FIG. 1;

FIG. 10 is a schematic view of the cassette of FIG. 1;

FIG. 11 is an exploded schematic view of the cartridge of FIG. 1;

FIG. 12 is a schematic view of the structure of the cover of FIG. 1;

fig. 13 is a schematic cross-sectional view of the cover 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 control box of this application belongs to LED display device technical field, and along with the rapid development of science and technology, the society is constantly advancing, and LED display screen need be used to more and more occasions, for example concert stage, TV program stage, exhibition stage etc. for various campaign. However, due to the increase of the service time of the LED display screen, the LED display screen usually fails, and the maintenance of the current LED display screen is very inconvenient. Generally, the LED display screen includes a box body and a control box located on the back of the box body, a control system, a signal transmission system, a power supply, various electronic components and the like are installed in the control box, and in the process of continuous use, the power supply generates heat along with the increase of the service time of the LED display screen, so that the service life of a battery can be shortened. When the power supply breaks down, the maintainer needs to detach the whole control box from the box body and detach the control box to replace or maintain the power supply, thereby causing certain trouble to customers in the actual use process.

As shown in fig. 1 to 13, according to a first aspect of the present invention, there is provided a control box, including a box 10 with a control system and a signal transmission system built therein, and a power supply assembly 20, wherein the box includes a cover 11 and a base 12, the cover 11 is provided with an opening cavity 111, the control system and the signal transmission system are installed in the cavity 111, and the base 12 covers the opening of the cavity 111 to protect the control system and the signal transmission system. In the present embodiment, the power module 10 includes a power unit and a power source 22, the power source 22 is mounted on the power unit, the control system and the signal transmission system are electrically connected to the power source 22, wherein a mounting groove 112 is formed on an end surface of the cover 11 facing away from the opening of the cavity 111, the mounting groove 112 is communicated with the cavity 111, and the power source 22 is detachably mounted in the mounting groove 112 through the power unit.

After adopting above technical scheme, when the power broke down, the maintainer can directly dismantle power 22 from the control box and maintain, need not pull down whole control box from the LED display screen, and not only easy operation is convenient moreover, has practiced thrift the time of a large amount of operations.

In an optional embodiment, the power supply mounting member includes an aluminum substrate 21, the shape and size of the aluminum substrate 21 are adapted to the shape and size of the mounting groove 112, and the power supply 22 is mounted on the aluminum substrate 21 through heat-conducting silica gel, so that heat generated by the power supply 22 in a working process can be transferred to the aluminum substrate 21 through the heat-conducting silica gel, and then dissipated to air outside the aluminum substrate 21 through the aluminum substrate 21, thereby improving a heat dissipation effect of the power supply 22 and effectively prolonging a service life of the power supply 22.

In an optional embodiment, a heat sink is disposed on an end surface of the aluminum substrate 21 opposite to the power supply 22, so as to accelerate the heat dissipation effect of the power supply 22 and effectively prolong the service life of the power supply 22.

Specifically, the heat sink includes at least two parallel flow guiding grooves 213 formed in the aluminum substrate 21, so as to increase the heat dissipation area of the aluminum substrate 21. Specifically, when the power source 22 is in an operating state, the heat emitted from the power source 22 is transferred to the diversion trench 213 on the aluminum substrate 21 through the aluminum substrate 21, and then is emitted to the air through the diversion trench 213, and meanwhile, a part of the heat can be prevented from being emitted to the inside of the aluminum substrate 21 in the transfer process, so that the heat dissipation effect is improved.

In an alternative embodiment, the power supply 22 includes a power supply body 222, a power supply housing 221 and an AC/DC adapter plate 223, wherein the power supply body 222 is mounted on the power supply housing 221, and the power supply housing 221 is mounted in the mounting groove 112 through the aluminum substrate 21.

Specifically, an aluminum substrate mounting groove 214 is provided on one end surface of the aluminum substrate 21 facing the power supply 22, and the power supply case 221 is fixed to the aluminum substrate mounting groove 214. In this embodiment, the power supply housing 221 includes a housing cover 2211 and a housing base 2212, the cross section of the housing cover 2211 is C-shaped, and the power supply housing can be manufactured by a bending process after being cut from a plate, which is very efficient and relatively low in cost.

In the process of assembling the power supply housing 221, a worker can install the power supply body 222 into the housing cover 2211, and then close the housing base 2212 into the housing cover 2211, so that the assembly efficiency is greatly improved.

In an alternative embodiment, two ends of the housing base 2212 are respectively provided with a base slot 22121 and a base screw 22122, two ends of the housing cover 2211 are respectively provided with a cover block 22111 and a cover through hole 22112, one end of the housing base 2212 and one end of the housing cover 2211 are clamped with the base slot 22121 through the cover block 22111, and the other end of the housing base 2212 and the other end of the housing cover 2211 are connected with the base screw 22122 after being inserted into the cover through hole 22112 through a fixing screw 2213.

In an alternative embodiment, the cover 11 is provided with a plurality of supporting members 115 at the position of the installation groove 112, and the plurality of supporting members 115 are crosswise arranged below the installation groove 112.

Specifically, in consideration of the heat generated by the power supply 22 during use, the cover 11 is a large-area hollow structure, and the supporting member 115 for supporting the power supply is only reserved in the diagonal line and the middle of the mounting groove 112, so as to maximize the heat dissipation area of the control box, thereby enhancing the heat dissipation strength of the control box.

In an alternative embodiment, the power supply mounting member is provided with a locking portion 211, one side of the mounting groove 112 is provided with a mounting portion 113, and the position of the locking portion 211 corresponds to the position of the mounting portion 211.

Specifically, the locking portion 211 is a through hole provided in the aluminum substrate 21, and the mounting portion 113 is a screw hole provided in the cover 11, so that a screw can be screwed to the mounting portion 113 after passing through the locking portion 211, which not only facilitates the detachment of the aluminum substrate 21, but also ensures the stability of the fixation of the aluminum substrate 21.

In an alternative embodiment, one of the power supply mounting member and the cover 11 is provided with a bayonet 114, and the other of the power supply mounting member and the cover 11 is provided with a clamping table 212, wherein the clamping table 212 is in snap-fit connection with the bayonet 114.

In the present embodiment, the number of the clamping platforms 212 is two, two clamping platforms 212 are symmetrically disposed on two sides of one end of the aluminum substrate 21 opposite to the locking portion 211, and the shape of the clamping platforms 212 is a triangular structure, and one side of the clamping platforms 212 close to the cover 11 is a bevel edge, so that the clamping platforms 212 can be quickly inserted into the bayonet 114 on the cover 11.

In an optional embodiment, the bayonet 114 is formed by extending protruding ridges on the cover 11 in a crossing manner, so that not only can the maximum area of the hollow structure on the cover 11 be ensured, but also the clamping table 212 can be clamped in the bayonet 114 to perform the functions of pre-positioning, limiting and connecting.

In an alternative embodiment, the box 10 is made of an aluminum alloy material, and the flow guide groove 213 is formed on one end surface of the box where the aluminum substrate 21 is mounted, so that the overall structural coordination of the control box can be ensured, and the heat dissipation effect of the control box can be improved.

By adopting the technical scheme, the problem that when the power supply fails, a maintainer can directly detach the power supply 22 from the control box for maintenance without detaching the whole control box from the LED display screen can be solved, and the operation is simple and convenient; but also can improve the heat dissipation effect of the control box and effectively prolong the service life of the power supply 22.

According to the second aspect of the present application, as shown in fig. 1 to 13, the present application further provides an LED display screen, which includes a box body and the above-mentioned control box, wherein the control box is installed on the box body, so as to avoid the problem that the maintenance personnel needs to detach the entire control box from the LED display screen when the power supply 22 fails. After the control box is adopted, a maintainer can directly detach the power supply 22 from the control box for maintenance, the problem that the whole control box is detached from the LED display screen is not needed, and the operation is simple and convenient.

The control box comprises a box body 10 with a control system and a signal transmission system arranged therein and a power supply assembly 20, wherein the box body comprises a cover body 11 and a base 12, the cover body 11 is provided with an opening cavity 111, the control system and the signal transmission system are arranged in the cavity 111, and the base 12 covers the opening of the cavity 111 to protect the control system and the signal transmission system. In the present embodiment, the power module 10 includes a power unit and a power source 22, the power source 22 is mounted on the power unit, the control system and the signal transmission system are electrically connected to the power source 22, wherein a mounting groove 112 is formed on an end surface of the cover 11 facing away from the opening of the cavity 111, the mounting groove 112 is communicated with the cavity 111, and the power source 22 is detachably mounted in the mounting groove 112 through the power unit.

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. A control box, comprising:

2. The control box of claim 1, wherein the power supply mount comprises:

3. The control box according to claim 2, wherein an end face of the aluminum substrate facing away from the power supply is provided with a heat sink.

4. The control box according to claim 3, wherein the heat sink comprises at least two parallel flow guide grooves formed in the aluminum substrate.

5. The control box according to claim 2, wherein the power supply includes a power supply body, a power supply case, and an AC/DC adapter board, the power supply body is mounted on the power supply case, the power supply case is mounted in the mounting groove through the aluminum substrate, and the AC/DC adapter board is electrically connected to the power supply body.

6. The control box according to claim 1, wherein the cover body is provided with a plurality of supporting members at positions of the mounting grooves, and the plurality of supporting members are arranged crosswise below the mounting grooves.

7. The control box of claim 1, wherein the power supply mounting member is provided with a locking portion, one side of the mounting groove is provided with a mounting portion, and the position of the locking portion corresponds to the position of the mounting portion.

8. The control box of claim 1, wherein one of the power supply mounting member and the cover is provided with a bayonet, and the other of the power supply mounting member and the cover is provided with a catch, and the catch is in snap-fit connection with the bayonet.

9. The control box of claim 1, wherein the box body is made of an aluminum alloy material.

10. An LED display screen comprising a housing and a control box as claimed in any one of claims 1 to 9, said control box being mounted on said housing.