CN210016780U

CN210016780U - LED display screen energy-saving control cabinet

Info

Publication number: CN210016780U
Application number: CN201920714359.3U
Authority: CN
Inventors: 彭志德
Original assignee: Shenzhen Reid Optoelectronic Technology Co Ltd
Current assignee: Shenzhen Reid Optoelectronic Technology Co Ltd
Priority date: 2019-05-20
Filing date: 2019-05-20
Publication date: 2020-02-04
Anticipated expiration: 2029-05-20

Abstract

The utility model discloses a LED display screen energy-saving control cabinet, wherein a filtering module is integrated on a circuit board in a control cabinet body, a sliding support frame is connected with a sliding joint on the back surface of the control cabinet body, a mounting hole for fixedly mounting the sliding support frame on a wall body by using a bolt is arranged on the sliding support frame, and a driving mechanism for driving the control cabinet body to move up and down along the sliding support frame is arranged in the control cabinet body; firstly, the sliding support frame is fixedly installed on a wall body, the control cabinet body slides upwards along the sliding support frame by the driving mechanism, the effect of avoiding the accidental touch or collision of personnel on the control cabinet body is achieved, the electric shock hidden danger caused by the control cabinet body to the personnel is avoided, when the control cabinet body needs to be overhauled and maintained, the control cabinet body is driven by the driving mechanism to move downwards along the sliding support frame, the height of the control cabinet body is reduced to the height convenient for the operation of overhauling and maintaining personnel, and the filtering module is arranged to play a role in restraining the electric elements from generating harmonic waves.

Description

LED display screen energy-saving control cabinet

Technical Field

The utility model relates to a LED display screen switch board technical field specifically is a LED display screen energy-saving control cabinet.

Background

The LED display screen is a flat panel display, is composed of small LED module panels, and is used for displaying various information such as characters, images, videos, video signals and the like. Because the LED display screen has the advantages of high brightness, low working voltage, small power consumption, large scale, long service life, impact resistance, stable performance and the like, the development prospect is very wide, and the LED display screen is developing towards the directions of higher brightness, higher weather resistance, higher luminous density, higher luminous uniformity, reliability and full colorization. The LED display screen is widely applied to advertising in different outdoor places such as stadiums, commercial applications, banks, securities, posts, docks, markets, stations, posts, telecommunication, institutions, monitoring, schools, restaurants, hotels, entertainment and the like. For the LED display screen, the control cabinet is a core component of the LED display screen, and the control cabinet is mainly responsible for converting an external video input signal or onboard multimedia files into a digital signal which is easy to identify by the large LED screen, so that equipment of the large LED screen is lightened.

However, the prior art LED display control cabinet has many defects in the practical use process, such as:

1. general LED display screen switch board has obvious nonlinear characteristic, and the during operation all can produce a large amount of harmonic current and harmonic voltage, and the existence of harmonic not only easily causes the component to produce harm such as generating heat, can cause the increase of loss moreover and reduce electrical equipment's life.

2. The switch board of large-scale LED display screen under the general condition is because the needs that will satisfy LED screen broadcast picture, often will set up a large amount of electronic components in inside, make the cabinet body of switch board on the whole volume great, the switch board is placed on the bottom plate under the general condition, so that overhaul and maintenance, but the integration has a large amount of electrical components in the switch board, when irrelevant personnel striking switch board by accident, often can cause the damage of components and parts or the drop of connector lug, it is not hard up, influence the display screen and normally put in the picture, and when the trouble such as electric leakage takes place for the switch board, easily cause personnel's electric shock accident.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a LED display screen energy-saving control cabinet, including the switch board body and the integration that the inside setting of switch board body has the electrical components of intelligence low pressure electron combined type switch, the integration has filtering module on this internal circuit board of switch board, the back slip joint of switch board body has the sliding support frame, it will to be used for using the bolt to be provided with on the sliding support frame fixed mounting is at the mounting hole on the wall body, the inside of switch board body is provided with and is used for the drive the switch board body is followed the actuating mechanism that sliding support frame reciprocated.

Preferably, the sliding support frame is formed by welding three vertical slats and five horizontal slats, the front of the vertical slats on two sides of the sliding support frame is provided with a sliding groove, a protruding block connected with the sliding groove in a sliding mode is arranged on the back of the control cabinet body, and the front of the sliding support frame is in sliding contact with the back of the control cabinet body.

Preferably, the front of the middle vertical slat of the sliding support frame is provided with a rack, the inside fixed mounting of switch board body has servo motor, servo motor's power take off end rotates and is connected with the gear, the gear run through the back of switch board body with rack toothing.

Preferably, the front surface of the rack extends into a sliding groove in the central position of the back surface of the control cabinet body and is in sliding clamping connection with the sliding groove.

Preferably, the slotted internal rotation that the positive vertical position placed in the middle department of the vertical slat of slide bracket both sides set up is connected with spacing commentaries on classics board, and the back of spacing commentaries on classics board with be connected with the spring between the fluting inner wall of the vertical slat of slide bracket.

Preferably, the back of the limiting rotating plate is inlaid with a metal sheet, and the slotted inner wall of the vertical slat of the sliding support frame corresponds to the metal sheet.

Preferably, a spherical groove formed in the upper surface of the limiting rotating plate is rotatably connected with a sphere.

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

1. the utility model relates to a be provided with filtering module in the LED display screen switch board, for electrical component provides harmonic protect function, restrain the production of harmonic, reduced the energy consumption, reach energy-conserving and extension electrical components life's effect.

2. The utility model relates to a LED display screen switch board sliding clamping connects on the sliding support frame, and the sliding support frame uses bolt fixed mounting on the wall body, and in addition, the inside of display screen switch board is provided with actuating system, can realize that the switch board reciprocates along the sliding support frame. Under normal conditions, the control cabinet slides upwards along the sliding support frame, so that the effect of avoiding the accidental touch or collision of personnel on the control cabinet is achieved, and the potential electric shock hazard of the control cabinet to the personnel is avoided; when the control cabinet needs to be overhauled and maintained, the control cabinet can be conveniently moved downwards along the sliding support frame and is lowered to a height convenient for the operation of overhaul and maintenance personnel.

Drawings

Fig. 1 is a schematic overall front view structure diagram of the present invention;

FIG. 2 is a left side view of the whole structure of the present invention;

FIG. 3 is a schematic view of the overall rear view structure of the present invention;

fig. 4 is a schematic view of the overall overhead structure of the present invention;

fig. 5 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

In the figure: 100-control cabinet body: 101-a servo motor; 102-a gear; 200-a sliding support frame; 201-mounting holes; 202-a rack; 203-limiting rotating plate; 2031-sphere; 2032-metal sheet; 204-a spring; 205-an electromagnet; 300-a filtering module.

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 only some embodiments of the present invention, not all embodiments. 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.

Referring to fig. 1-5, the present invention provides a technical solution: an energy-saving control cabinet of an LED display screen comprises a control cabinet body 100 and electrical components integrated with an intelligent low-voltage electronic combined switch and arranged in the control cabinet body 100, wherein a filter module 300 is integrated on a circuit board in the control cabinet body 100, the access mode of the filter module 300 is similar to the wiring mode of a filter device in a low-voltage power distribution cabinet, a sliding support frame 200 is connected to the back surface of the control cabinet body 100 in a sliding and clamping mode, a mounting hole 201 for fixedly mounting the sliding support frame 200 on a wall body by using a bolt is formed in the sliding support frame 200, a driving mechanism for driving the control cabinet body 100 to move up and down along the sliding support frame 200 is arranged in the control cabinet body 100, when the energy-saving control cabinet is used, the sliding support frame 200 is fixedly mounted on the wall body by using the bolt, under the normal condition, the control cabinet body 100 slides upwards along the sliding support frame 200 by the driving mechanism, and, stop the electric shock hidden danger that switch board body 100 caused to the personnel, when needs overhaul and maintain switch board body 100, realized switch board body 100 along sliding support frame 200 downstream by actuating mechanism drive, fallen to the height of being convenient for overhaul maintainer operation.

The filter module 300 is a ZDHTSC type hybrid compensation device, and is used for solving the problem of surge when a capacitor is switched in, suppressing generation of harmonics, improving the precision of electrical components, and perfecting the protection measures of equipment such as undervoltage protection, overvoltage protection, voltage loss protection, overcurrent protection, open-phase protection, harmonic protection and the like.

The sliding support frame 200 is formed by welding three vertical slats and five transverse slats, the front faces of the vertical slats on two sides of the sliding support frame 200 are provided with sliding grooves, the back face of the control cabinet body 100 is provided with a projection which is in sliding clamping connection with the sliding grooves, the front face of the sliding support frame 200 is in sliding contact with the back face of the control cabinet body 100, the whole structure of the sliding support frame 200 is firm, the total height of the sliding support frame is slightly larger than twice the height of the control cabinet body 100, so that the control cabinet body 100 can move on the sliding support frame 200 to be high enough, the control cabinet body 100 can stably slide on the sliding support frame 200 due to the sliding clamping connection between the control cabinet body 100 and the sliding support frame 200, the front face of the vertical slat in the middle of the sliding support frame 200 is provided with a rack 202, a servo motor 101 is fixedly installed inside the control cabinet, the gear 102 penetrates through the back of the control cabinet body 100 to be meshed with the rack 202, the servo motor 101 rotates, the effect that the control cabinet body 100 slides up and down along the sliding support frame 200 is achieved through meshing transmission of the gear 102 and the rack 202, the front face of the rack 202 extends into a sliding groove in the middle position of the back of the control cabinet body 100 and is in sliding clamping connection with the sliding groove, the control cabinet body 100 further slides on the sliding support frame 200 stably, a limiting rotating plate 203 is connected in a rotating mode in a groove formed in the middle position of the vertical strip faces of the two sides of the sliding support frame 200, a spring 204 is connected between the back face of the limiting rotating plate 203 and the inner wall of the groove of the vertical strip of the sliding support frame 200, when the control cabinet body 100 slides on the sliding support frame 200, the control cabinet body 100 presses the limiting rotating plate 203 to enable the limiting rotating plate 204 to retract back to the groove, and smooth upward movement of, when the control cabinet body 100 moves up to the highest point, the control cabinet body just breaks away from the limiting rotating plate 203, the limiting rotating plate 203 is reset under the action of the rebound force of the spring 204, so that the limiting rotating plate 203 can limit the bottom of the control cabinet body 100 and prevent the bottom from moving downwards, the back surface of the limiting rotating plate 203 is embedded with a metal sheet 2032, the position of the inner wall of the slot of the vertical slat of the sliding support frame 200, which corresponds to the metal sheet 2032, is provided with an electromagnet 205, when the control cabinet body 100 needs to be overhauled and maintained, when the control cabinet body 100 moves downwards under the driving action of the driving mechanism, the electromagnet 205 is firstly opened, the electromagnet 205 enables the limiting rotating plate 203 to not move downwards to generate blocking influence on the control cabinet body 100 through the adsorption action on the metal sheet 2032, the spherical groove formed in the upper surface of the limiting rotating plate 203 is rotatably connected with the sphere 2031, and the limiting rotating plate 203 can smoothly rotate along the outer wall of the control cabinet body 100 at the moment of separating from the limiting position of the control cabinet body 100.

The working principle is as follows: when the control cabinet body 100 moves up to the highest point, the control cabinet body 100 is just separated from the limit rotating plate 203 and the limit rotating plate 203 is reset under the reverse elasticity of the spring 204, so that the limit rotating plate 203 can realize the limit and anti-downward movement function on the bottom of the control cabinet body 100, when the control cabinet body 100 needs to be overhauled and maintained, the electromagnet 205 is started first, the electromagnet 205 does not generate obstruction influence on the downward movement of the limit rotating plate 203 by the adsorption function of the metal sheet 2032, the servo motor 101 rotates, and through the meshing transmission of the gear 102 and the rack 202, the control cabinet body 100 slides downwards along the sliding support frame 200 to the height meeting the requirements of maintenance.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a LED display screen energy-saving control cabinet, including switch board body (100) and the inside integrated electric components and parts that have intelligent low pressure electronic combined switch that sets up of switch board body (100), its characterized in that: the integrated filtering module (300) that has on the circuit board in switch board body (100), the back slip joint of switch board body (100) has sliding support frame (200), it will to be used for using the bolt to be provided with on sliding support frame (200) mounting hole (201) on the wall body sliding support frame (200) fixed mounting, the inside of switch board body (100) is provided with and is used for the drive switch board body (100) are followed sliding support frame (200) actuating mechanism that reciprocates.

2. The LED display screen energy-saving control cabinet according to claim 1, characterized in that: the sliding support frame (200) is formed by welding three vertical slats and five horizontal slats, the front of the vertical slats on the two sides of the sliding support frame (200) is provided with a sliding groove, a protruding block connected with the sliding groove in a sliding mode is arranged on the back of the control cabinet body (100), and the front of the sliding support frame (200) is in sliding contact with the back of the control cabinet body (100).

3. The LED display screen energy-saving control cabinet according to claim 2, characterized in that: the front of the vertical slat in the middle of sliding support frame (200) is provided with rack (202), the inside fixed mounting of switch board body (100) has servo motor (101), the power take off end of servo motor (101) rotates and is connected with gear (102), gear (102) run through the back of switch board body (100) with rack (202) meshing.

4. The LED display screen energy-saving control cabinet according to claim 3, characterized in that: the front surface of the rack (202) extends into a sliding groove in the central position of the back surface of the control cabinet body (100) and is in sliding clamping connection with the sliding groove.

5. The LED display screen energy-saving control cabinet according to claim 2, characterized in that: the slotting internal rotation that the positive vertical position placed in the middle department of the vertical slat of slip support frame (200) both sides set up is connected with spacing commentaries on classics board (203), and the back of spacing commentaries on classics board (203) with be connected with spring (204) between the slotting inner wall of the vertical slat of slip support frame (200).

6. The LED display screen energy-saving control cabinet according to claim 5, characterized in that: the back of the limiting rotating plate (203) is inlaid with a metal sheet (2032), and the grooved inner wall of the vertical slat of the sliding support frame (200) corresponds to the metal sheet (2032) and is provided with an electromagnet (205).

7. The LED display screen energy-saving control cabinet according to claim 5, characterized in that: a spherical groove arranged on the upper surface of the limiting rotating plate (203) is rotatably connected with a sphere (2031).