CN211878920U

CN211878920U - Protective device for LED display screen

Info

Publication number: CN211878920U
Application number: CN202020515376.7U
Authority: CN
Inventors: 冯学春
Original assignee: Zhejiang Fengchen Photoelectric Technology Co ltd
Current assignee: Zhejiang Fengchen Photoelectric Technology Co ltd
Priority date: 2020-04-10
Filing date: 2020-04-10
Publication date: 2020-11-06
Anticipated expiration: 2030-04-10

Abstract

The utility model relates to a LED display screen field, more specifically says, it relates to a protector for LED display screen, including the guard plate, be equipped with U type mounting panel on the guard plate terminal surface and pass through bolted connection, U type mounting panel both sides all are equipped with the L template, L template terminal surface is equipped with the breach sleeve, all are equipped with first damping spring in the breach sleeve, and the telescopic intermediate position of breach is equipped with buffer, and buffer one side is equipped with the snubber block and articulates with the snubber block, and the both sides end of snubber block is equipped with the sliding block, and sliding block compression spring and relative slip in the breach sleeve, and the snubber block up end is equipped with the constant head tank of two symmetries, is equipped with dead lever, sleeve and third damping spring in the constant head tank, the sleeve other end is equipped. The utility model discloses utilize a lot of shock attenuation buffering, prevent effectively that the heavy object is direct to directly cause the damage to the guard plate.

Description

Protective device for LED display screen

Technical Field

The utility model relates to a LED display screen field, more specifically say, it relates to a protector for LED display screen.

Background

The LED is widely valued for the characteristics of high luminous efficiency, long service life, safety, reliability, environmental protection and energy conservation, the LED display screen is taken as an important information advertisement propagation means and becomes a mark of a city information modernized building, and along with the continuous progress of modern social economy and the continuous perfection of LED display technology, people can more and more deeply recognize the LED display screen, and the application field of the LED display screen is more and more extensive.

More and more trade companies are in order to carry out advertising, often select one of the means of LED display screen as advertising, these LED display screens often install in the door department of open air or entity shop, in case meet adverse weather often can appear falling the incident emergence on the LED display screen of thing, cause LED display screen edge to appear sunken or even cause the condition of LED display screen damage to appear, traditional display screen edge mostly adopts the individual layer metal sheet as the protection, this kind of protection is though simple structure, in case the thing that falls on the metal sheet not only causes the damage of metal sheet but also the power of acting on the metal sheet directly acts on the LED display screen, too big vibrations in case directly act on the LED display screen, the life of LED display screen is reduced to a certain extent.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a protector for LED display screen.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a protection device for an LED display screen comprises a protection plate, wherein a U-shaped mounting plate is arranged on the end face of the protection plate and connected through a bolt, L-shaped plates are arranged on two sides of the U-shaped mounting plate and comprise a first side end face and a second side end face, a notch sleeve is arranged on the first side end face of each L-shaped plate, a first damping spring is arranged in each notch sleeve, one end of each damping spring is connected with the bottom in each notch sleeve, a buffer device is arranged in the middle of each notch sleeve and comprises two arc-shaped rods which are hinged with each other, a roller is arranged at one end of each arc-shaped rod, a second damping spring is arranged between the two arc-shaped rods, damping blocks are arranged at the other ends of the two arc-shaped rods and hinged with the damping blocks, two side ends of each damping block are provided with sliding blocks, the upper end face of each sliding block is abutted against the, the sliding block compression spring slides relatively in the notch sleeve, the upper end face of the damping block is provided with two symmetrical positioning grooves, a fixing rod, a sleeve and a third damping spring are arranged in each positioning groove, one end of the fixing rod is connected with the bottom of the positioning groove, one end of the third damping spring penetrates through the fixing rod and is connected with the bottom of the positioning groove, one end of the sleeve penetrates through the other end of the third damping spring and is sleeved on the fixing rod, the other end of the third damping spring is connected with the sleeve, and the other end of the sleeve is provided with a pressure resisting plate.

The utility model discloses further set up to: the anti-pressing plate is U-shaped, and the sliding grooves formed in the side walls of the L-shaped plates at the two ends of the U-shaped anti-pressing plate slide up and down.

The utility model discloses further set up to: the height of the notch sleeve is consistent with that of the first damping spring.

Compare prior art's not enough point, the beneficial effects of the utility model are that:

when the impact acts on the compression-resistant plate, because the compression-resistant plate bottom is equipped with the dead lever, sleeve and third damping spring mutually support and play the effect of the shock attenuation buffering of first step, when the compression-resistant plate presses the sleeve in the constant head tank completely, when receiving great impact, the compression-resistant plate at this moment continues to push down the snubber block, will drive the first damping spring of slider compression of snubber block both sides end when the snubber block moves down, plays the shock attenuation buffering effect of second step. Set up simultaneously and play the shock attenuation buffering effect of third step in snubber block bottom articulated buffer, the utility model discloses a guard plate that LED display screen can be guaranteed effectively in a lot of shock attenuation buffering can not receive the impact force and cause the overstock to warp the shock attenuation and lead to the damage to LED display screen.

Drawings

Fig. 1 is a schematic diagram of a perspective view of an embodiment of the present invention;

fig. 2 is a schematic view of a cross-sectional view of a buffering device according to an embodiment of the present invention;

fig. 3 is a schematic view of a partial cross-sectional view of an embodiment of the present invention;

fig. 4 is a schematic view of a cross-sectional view of the notched sleeve according to an embodiment of the present invention.

Detailed Description

Embodiments of the present invention are further described with reference to fig. 1 to 4.

A protection device for an LED display screen comprises a protection plate 1, wherein a U-shaped mounting plate 2 is arranged on the end surface of the protection plate 1 and connected through a bolt 3, L-shaped plates 4 are arranged on two sides of the U-shaped mounting plate 2, each L-shaped plate 4 comprises a first side end surface 41 and a second side end surface 42, each first side end surface 41 of each L-shaped plate 4 is provided with a notch sleeve 5, a first damping spring 6 is arranged in each notch sleeve 5, one end of each damping spring is connected with the bottom in each notch sleeve 5, a buffer device 7 is arranged in the middle of each notch sleeve 5, each buffer device 7 comprises two arc-shaped rods which are hinged with each other, one ends of the two arc-shaped rods are provided with a roller 71, a second damping spring 73 is arranged between the two arc-shaped rods, the other ends of the two arc-shaped rods are provided with damping blocks 8 and hinged with the damping blocks 8, two side ends of the damping blocks 8 are provided with sliding blocks 9, the upper, sliding block 9 compression spring and relative slip in

breach sleeve

5, 8 up end of snubber block is equipped with two symmetrical constant head tanks 10, be equipped with dead lever 12 in the constant head tank 10, sleeve 11 and third damping spring 13, dead lever 12 one end is connected with constant head tank 10 bottom, third damping spring 13 one end is passed dead lever 12 and is connected with constant head tank 10 bottom, sleeve 11 one end is passed and is overlapped on dead lever 12 from the third damping spring 13 other end, the other end and the sleeve 11 of third damping spring 13 are connected, the sleeve 11 other end is equipped with resistance to compression board 14.

At first fix U type mounting panel 2 on guard plate 1 through bolt 3, weld L template 4 symmetry again on mounting panel 2's terminal surface, fix breach sleeve 5 at first side end face 41 again, fix first damping spring 6 in breach sleeve 5 simultaneously, breach sleeve 5 guarantees to prevent that first damping spring 6 from being buckled when compressing first damping spring 6. Occupy the position and be equipped with buffer 7 in two breach sleeves 5 middles, buffer 7 includes two mutual articulated arc poles, and be equipped with second damping spring 73 between two arc poles, the gyro wheel 71 of two arc pole one end positions just contacts with mounting panel 2, two arc pole other ends all articulate with snubber block 8 bottom, 9 terminal surfaces of sliding block and the other terminal surface of second side terminal surface 42 contact at snubber block 8 both sides end are fixed with first damping spring 6, through the snubber block 8 that slides down, snubber block 8 drives sliding block 9 and slides down, sliding block 9 extrudees the spring in breach sleeve 5, play the effect of shock attenuation buffering, buffer 7 that articulated with snubber block 8 bottom slides down at snubber block 8 in-process through gyro wheel 71 to the both sides slip and stretch second damping spring 73 and also can play absorbing effect. Last constant head tank 10, dead lever 12, sleeve 11 and the third damping spring 13 that sets up on snubber block 8 to and arrange the pressure resisting board 14 on the 11 terminal surfaces of sleeve in, when pressure resisting board 14 received the impact force, pressure resisting board 14 pushed down and leads to sleeve 11 to move down, and the first damping spring 6 of fixing between constant head tank 10 and sleeve 11 receives the compression, also can play the effect of shock attenuation buffering.

Receive the impact through anti clamp plate 14 and begin to push down and lead to sleeve 11 compression third damping spring 13, play the shock attenuation effect of first step, lead to sleeve 11 to get into constant head tank 10 completely when the impact force is too big, continue to push down this moment and lead to snubber block 8 to push down, snubber block 8 that pushes down drives slider 9 and compresses first damping spring 6 this and play the shock attenuation effect of second step, arrange snubber block 8 bottom in the in-process that snubber block 8 pushed down and receive pressure with snubber block 8 bottom articulated buffer 7, two mutual articulated arcs 72 rotate and lead to the gyro wheel 71 of arc 72 to interdynamic to both sides at mounting panel 2 terminal surface, second damping spring 73 receives tensile shock attenuation effect that plays the third step this moment.

The pressure resisting plate 14 is U-shaped, and the two ends of the U-shaped pressure resisting plate 14 slide up and down in the sliding grooves 15 formed in the side walls of the L-shaped plate 4.

In order to ensure that the pressure resisting plate 14 is unstable when being impacted to move downwards, the sliding grooves 15 are arranged on the downward sliding paths at the two ends of the L-shaped plate 4, when the pressure resisting plate 14 slides downwards, the two ends of the pressure resisting plate 14 slide along the sliding grooves 15, and the situation that the pressure resisting plate 14 does not shake when being impacted is ensured to enable the whole structure to be more stable.

The notch sleeve 5 has a height corresponding to the height of the first damping spring 6.

In order to ensure that the sliding block 9 bends the first damping spring 6 when compressing the first damping spring 6, the height of the notched sleeve 5 is consistent with the height of the first damping spring 6.

The above is only the preferred embodiment of the present invention, and is not intended to limit the present invention, and the skilled in the art can carry out the common changes and replacements within the technical solution of the present invention.

Claims

1. The utility model provides a protector for be used for LED display screen, includes the guard plate, characterized by: the protection plate is characterized in that the end surface of the protection plate is provided with a U-shaped mounting plate which is connected through a bolt, two sides of the U-shaped mounting plate are respectively provided with an L-shaped plate, the L-shaped plates comprise a first side end surface and a second side end surface, the first side end surface of each L-shaped plate is provided with a notch sleeve, a first damping spring is arranged in each notch sleeve, one end of each damping spring is connected with the bottom in each notch sleeve, the middle position of each notch sleeve is provided with a buffer device, each buffer device comprises two arc-shaped rods which are hinged with each other, one end of each arc-shaped rod is provided with a roller, a second damping spring is arranged between the two arc-shaped rods, the other end of each arc-shaped rod is provided with a damping block which is hinged with the damping block, two side ends of each damping block are provided with sliding blocks, the upper, the damping block up end is equipped with the constant head tank of two symmetries, is equipped with dead lever, sleeve and third damping spring in the constant head tank, and dead lever one end is connected bottom the constant head tank, and third damping spring one end is passed the dead lever and is connected bottom the constant head tank, and sleeve one end is passed and is overlapped on the dead lever from the third damping spring other end, and third damping spring's the other end and muffjoint, the sleeve other end is equipped with the resistance to compression board.

2. The shield for an LED display screen of claim 1, wherein: the anti-pressing plate is U-shaped, and the sliding grooves formed in the side walls of the L-shaped plates at the two ends of the U-shaped anti-pressing plate slide up and down.

3. The shield for an LED display screen of claim 1, wherein: the height of the notch sleeve is consistent with that of the first damping spring.