CN211506987U - A self-heating LED display - Google Patents

Abstract

The utility model discloses a self-heating LED display screen, which comprises an installation cavity, a frame body is fixedly installed at the edge of the front of the installation cavity, and a glass protection window is fixedly installed on the front of the frame body. Two sides of the interior of the cavity are mounted with mounting substrates, the mounting substrates are fixedly mounted with LED modules through the mounting openings, and a connected mounting shell is fixedly mounted on the back of the mounting cavity, and the interior of the mounting shell is fixedly mounted There are two sets of centrifugal heat dissipation mechanisms, and a temperature switch is installed on the installation housing between the centrifugal heat dissipation mechanisms. The utility model realizes the centrifugal heat dissipation function of the LED display screen through the centrifugal heat dissipation mechanism, and can absorb and discharge the heat generated by the LED components in time. The temperature switch enables the LED display screen to realize the effect of self-adaptive temperature detection switch. The LED display screen achieves the function of self-detection and control of heat dissipation, which ensures the self-heating effect of the LED display screen.

Description

A self-heating LED display

technical field

The utility model relates to the technical field of LED display screens, in particular to a self-heating LED display screen.

Background technique

LED display (LED display) is a kind of flat panel display, which is composed of small LED module panels. It is used to display various information such as text, images, videos, etc. It integrates information processing and has the advantages of bright colors, wide dynamic range, high brightness, long life, stable and reliable work, etc. LED displays are widely used in commercial media, cultural performance markets, stadiums, information dissemination, news releases, securities trading, etc. , can meet the needs of different environments.

The defects of the existing LED display screen are:

1. The overall structure of the existing LED display is relatively simple. When the LED display is operated for a long time, it is easy to cause the internal temperature of the LED display to be too high, which not only increases the aging degree of the LED display components, but also increases. The overall failure rate of the LED display reduces the service life of the LED display and reduces the overall practical effect;

2. During the operation of the existing LED display screen, the overall operation situation can only be controlled by the LED display screen by artificial means. The practical effect of the LED display is reduced, so we propose a self-heating LED display to solve the existing problems.

Utility model content

The purpose of the present invention is to provide a self-heating LED display screen to solve the above-mentioned problems in the background art.

In order to achieve the above purpose, the present invention provides the following technical solutions: a self-heating LED display screen, comprising an installation cavity, a frame body is fixedly installed at the edge of the front of the installation cavity, and the front side of the frame body is fixedly installed There is a glass protection window, and mounting substrates are mounted on both sides of the inside of the mounting cavity. The mounting substrates are fixedly mounted with LED modules through the mounting openings. Two sets of centrifugal heat dissipation mechanisms are fixedly installed inside the installation casing, and a temperature switch is installed on the installation casing between the centrifugal heat dissipation mechanisms.

Preferably, the mounting base and the mounting cavity are mounted and fixed by mounting feet, and the mounting feet and the mounting base are mounted and fixed by tightening screws.

Preferably, the centrifugal heat dissipation mechanism is composed of an installation structure, a heat dissipation blade and an electric motor, and the electric motor and the installation casing are installed and fixed by the installation structure.

Preferably, both sides of the installation housing are provided with matching heat dissipation mesh windows, the bottom of the installation cavity is provided with a communicating ventilation cavity, and the bottom of the ventilation cavity is provided with a dust-proof mesh cover.

Preferably, the installation cavity between the installation substrates is provided with a guide cavity correspondingly communicated with the installation housing.

Preferably, the outer side of the frame body is pasted with a chrome-plated strip, and the frame body and the glass protection window are inlaid and installed through a butting groove.

Compared with the prior art, the beneficial effects of the present utility model are:

1. The utility model enables the LED display screen to realize the centrifugal heat dissipation function through the set centrifugal heat dissipation mechanism, which can absorb and discharge the heat generated by the LED components in time, effectively avoiding or reducing the internal whole caused by the long-term operation of the LED display screen. The high heat condition reduces the strain rate and failure rate of the LED components, so that the LED display screen reduces the influence of the outside world and improves the service life of the LED display screen.

2. The utility model makes the LED display screen realize the effect of self-adaptive temperature detection switch through the set temperature switch, which avoids the traditional situation of manual inspection and control, and cooperates with the heat dissipation mechanism to make the LED display screen achieve the function of self-detection and control of heat dissipation. The self-heating effect of the LED display screen is guaranteed, the operating performance of the LED display screen is improved, and the scope of application is expanded.

Description of drawings

Fig. 1 is the first internal structure schematic diagram of the present utility model;

Fig. 2 is the side view structure schematic diagram of the utility model;

Fig. 3 is the second internal structure schematic diagram of the utility model;

FIG. 4 is a schematic diagram of the front structure of the utility model.

In the figure: 1. Mounting substrate; 101, Mounting foot; 102, Mounting port; 2. Mounting cavity; 201, Diversion cavity; 3. Frame; 301, Docking slot; 302, Chrome-plated strip; 4. Mounting shell ; 401, cooling mesh window; 5, centrifugal cooling mechanism; 6, temperature switch; 7, LED module; 8, glass protection window; 9, ventilation cavity.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" The orientation or positional relationship indicated by "" etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, so as to The specific orientation configuration and operation is therefore not to be construed as a limitation of the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed to indicate or imply relative importance.

In the description of the present utility model, it should be noted that, unless otherwise expressly specified and limited, the terms "installed", "provided with", "connected", etc., should be understood in a broad sense, for example, "connected" may be a fixed The connection can also be a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, and it can be internal communication between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

Please refer to Figures 1-4, an embodiment provided by the present invention: a self-heating LED display screen, comprising an installation cavity 2, and two sets of centrifugal heat dissipation mechanisms 5 are fixedly installed on the back of the installation cavity 2 by screws. The heat dissipation mechanism 5 enables the LED display screen to be centrifugally fixed and installed with a connected installation casing 4. The interior of the installation casing 4 is fixedly installed with two sets of centrifugal heat dissipation mechanisms 5. The centrifugal heat dissipation mechanism 5 enables the LED display screen to realize centrifugal The function of heat dissipation can absorb and discharge the heat generated by the LED components in time, effectively avoid or reduce the overall internal heat height caused by the long-term operation of the LED display screen, and reduce the fatigue rate and failure rate of the LED components. The display screen reduces the influence of the outside world and improves the service life of the LED display screen. A temperature switch 6 is installed on the installation housing 4 between the centrifugal heat dissipation mechanism 5. The temperature switch 6 is a bimetallic sheet as a temperature sensing element. Temperature switch, when the electrical appliance is working normally, the bimetallic piece is in a free state, and the contact is in a closed/disconnected state. When the temperature rises to the operating temperature value, the bimetallic element is heated to generate internal stress and act quickly, opening/closing the contact , cut off/on the circuit, so as to play the role of thermal protection. When the temperature drops to the reset temperature, the contact will automatically close/disconnect and return to normal working state. The temperature switch 6 enables the LED display to achieve the effect of an adaptive temperature detection switch. , to avoid the traditional manual inspection and control, and cooperate with the cooling mechanism to make the LED display achieve the function of self-detection and control of heat dissipation, which ensures the self-heating effect of the LED display, improves the operating performance of the LED display, and expands the scope of application. , the front edge of the installation cavity 2 is welded and fixedly installed with the frame 3, and the front of the frame 3 is inlaid and installed with a glass protection window 8, and the installation of the cavity 2 and the glass protection window 8 realizes the installation and protection of the LED display screen. At the same time, the installation and fixation of the LED display screen is ensured. The installation substrate 1 is installed on both sides of the inside of the installation cavity 2. The installation substrate 1 is fixedly installed with the LED module 7 through the installation port 102. The installation substrate 1 and the LED module 7 are realized. The installation and fixation of the LED module has the effect of undertaking the installation, and at the same time, it is convenient for the staff to assemble and disassemble in the later stage.

Further, the mounting base 1 and the mounting cavity 2 are mounted and fixed by the mounting feet 101 , and the mounting feet 101 and the mounting base 1 are mounted and fixed by tightening screws, and the mounting feet 101 and the tightening screws cooperate with each other and play a role in receiving The installation effect is convenient for the staff to install and fix the installation substrate 1 .

Further, the centrifugal heat dissipation mechanism 5 is composed of an installation structure, a heat dissipation blade and an electric motor, and the electric motor and the installation housing 4 are installed and fixed through the installation structure, and the heat dissipation of the centrifugal heat dissipation mechanism 5 is ensured by the installation structure, the heat dissipation blade and the electric motor. During operation, the electric motor drives the cooling blades to rotate for air extraction.

Further, both sides of the installation housing 4 are provided with matching cooling mesh windows 401, and the cooling mesh windows 401 can discharge the heat inside the LED display screen to ensure the normal operation of the internal heat dissipation components, and the bottom of the installation cavity 2 is installed. A connected ventilation cavity 9 is provided. The ventilation cavity 9 ensures the circulation of air inside the LED display screen. The bottom of the ventilation cavity 9 is provided with a dust-proof mesh cover, which can effectively avoid or reduce the entry of external dust.

Further, the installation cavity 2 between the installation substrates 1 is provided with a guide cavity 201 corresponding to the installation shell 4. The guide cavity 201 has the effect of guide and drainage, which can better match the interior of the LED display screen. The heat dissipation operation of the heat dissipation mechanism further improves the heat dissipation quality.

Further, the outer side of the frame body 3 is pasted with a chrome-plated strip 302, and the frame body 3 and the glass protection window 8 are inlaid and installed through the butt groove 301. The chrome-plated strip 302 has a good decorative effect, and the butt groove 301 has played a role in the installation. This ensures that the glass protection window 8 can be stably installed on the frame body 3 .

The working principle is to connect the electrical components on the LED display screen with the external power supply through wires. During the operation, the LED module 7 will generate a certain amount of heat, and the temperature switch 6 will detect the heat temperature. When it reaches a certain peak value, it will be activated. The centrifugal heat dissipation mechanism 5 performs heat dissipation operation, and when the temperature drops, the temperature switch 6 closes the centrifugal heat dissipation mechanism 5 .

It will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments are to be considered in all respects as exemplary and not restrictive, and the scope of the present invention is defined by the appended claims rather than the foregoing description, and it is therefore intended that the All changes within the meaning and range of the required equivalents are embraced within the present invention. Any reference signs in the claims shall not be construed as limiting the involved claim.

Claims (6)

1. A self-heating LED display screen, comprising an installation cavity (2), characterized in that: a frame (3) is fixedly installed at the edge of the front of the installation cavity (2), and the frame (3) ) is fixedly installed with a glass protection window (8) on the front side, and a mounting substrate (1) is mounted on both sides of the inside of the mounting cavity (2), and the mounting substrate (1) is fixedly mounted with LEDs through the mounting opening (102). A module (7), a connected installation casing (4) is fixedly installed on the back of the installation cavity (2), and two sets of centrifugal heat dissipation mechanisms (5) are fixedly installed inside the installation casing (4), A temperature switch (6) is installed on the installation housing (4) between the centrifugal heat dissipation mechanisms (5). 2. A self-heating LED display screen according to claim 1, characterized in that: the mounting base (1) and the mounting cavity (2) are mounted and fixed by mounting feet (101), and the mounting feet ( 101) and the mounting base plate (1) are installed and fixed by tightening screws. 3. A self-heating LED display screen according to claim 1, characterized in that: the centrifugal cooling mechanism (5) is composed of an installation structure, a cooling blade and an electric motor, and the electric motor and the installation casing (4) Between them are installed and fixed through the installation framework. 4. A self-heating LED display screen according to claim 1, characterized in that: both sides of the installation casing (4) are provided with matching cooling mesh windows (401), and the installation cavity The bottom of (2) is provided with a communicating ventilation cavity (9), and the bottom of the ventilation cavity (9) is provided with a dust-proof mesh cover. 5. A self-heating LED display screen according to claim 1, characterized in that: the mounting cavity (2) between the mounting substrates (1) is provided with a corresponding communication with the mounting shell (4). A guide cavity (201). 6. A self-heating LED display screen according to claim 1, characterized in that: a chrome strip (302) is pasted on the outer side of the frame body (3), and the frame body (3) and the glass protection window ( 8) are inlaid and installed through the docking groove (301).

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