CN211146021U

CN211146021U - Front maintenance support for liquid crystal splicing screen

Info

Publication number: CN211146021U
Application number: CN201922106179.XU
Authority: CN
Inventors: 赵勇
Original assignee: Nanjing Wocai Electronic Technology Co ltd
Current assignee: Nanjing Wocai Electronic Technology Co ltd
Priority date: 2019-11-29
Filing date: 2019-11-29
Publication date: 2020-07-31
Anticipated expiration: 2029-11-29

Abstract

The utility model discloses a liquid crystal concatenation screen is with preceding maintenance support, including the main frame, through set up support body and lower support body on a plurality of in groups at the inner wall of main frame, receive display screen fixed mounting at the upper surface of last support body, set up the scissors fork arm between last support body and lower support body support, the left side inner wall of support body sets up actuating mechanism under, makes actuating mechanism promote the motion of scissors fork arm to support body and display screen lift on the drive, the utility model relates to a rationally, it is stable to go up and down, promotes through pressing the switch of main frame lower part, and the simple operation, and behind the release switch, but display screen automatic re-setting, very big lifting adjusting and the maintenance that have made things convenient for the display screen, consequently, have stronger practicality.

Description

Front maintenance support for liquid crystal splicing screen

Technical Field

The utility model relates to a front maintenance support technical field specifically is a liquid crystal concatenation is front maintenance support for screen.

Background

The front maintenance support is a support that is used for the installation of liquid crystal concatenation screen large screen, can maintain by the flexible stroke of level, the liquid crystal concatenation television wall support that can the level withdraw after maintaining, in the big screen project of most liquid crystal concatenation, the mounting means of primary election is hanging support installation, the support installation that falls to the ground, the rack installation that falls to the ground, current front maintenance support is mostly manual flexible, to the higher liquid crystal display in position, be difficult to the touching, it is convenient to use, and manual flexible still damage display screen easily, consequently, specially propose the utility model discloses it is new.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a liquid crystal concatenation is front maintenance support for screen to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a front maintenance support for a liquid crystal splicing screen comprises a main frame arranged on a wall body, wherein the inner wall of the main frame is provided with a plurality of upper frame bodies and lower frame bodies in groups, the upper surface of the upper frame bodies is fixedly provided with a display screen, a scissor fork rod is arranged between the upper frame bodies and the lower frame body, the left end and the right end of the scissor fork rod are respectively welded with a slide rod and a rotating shaft, the outer ends of the two rotating shafts are respectively connected with the inner walls of the right ends of the upper frame bodies and the lower frame bodies in a rotating manner, the left ends of the upper frame bodies and the lower frame bodies are respectively provided with a sliding groove, the outer wall of the slide rod is connected with the inner wall of the sliding groove in a sliding manner, the left inner wall of the lower frame body is provided with a driving mechanism, the driving mechanism comprises a barrel body, the bottom end of the barrel body is fixedly connected, the right flank of magnetism post and the left surface of electro-magnet are the both ends of fixed connection spring respectively, the left end fixedly connected with connecting rod of magnetism post, and the middle part outer wall fixed connection of barrel and slide bar is run through to the left end of connecting rod, the lower part fixed mounting of main frame has the switch, electro-magnet electricity connect switch and external power source in proper order.

Preferably, the main frame comprises a fixed frame and a compensation frame, the inner wall of the lower part of the compensation frame is sleeved with the outer wall of the upper part of the fixed frame and is fixed through a screw, and the switch is fixedly installed at the lower part of the compensation frame.

Preferably, a rubber pad is adhered to the front surface of the compensation frame.

Preferably, the left end and the right end of the lower frame body are welded with connecting rings, the left side face and the right side face of the fixed frame are provided with screw holes corresponding to the connecting rings, and the inner walls of the connecting rings and the screw holes are connected with screw rods in a threaded manner.

Preferably, the outer ends of the upper frame body and the lower frame body are respectively and fixedly connected with the two ends of the telescopic rod.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a liquid crystal concatenation screen is with preceding maintenance support, sets up support body and lower support body on a plurality of through the inner wall at the main frame in groups, receives display screen fixed mounting at the upper surface of last support body, sets up the scissors fork arm between last support body and lower support body support, and the left side inner wall of support body sets up actuating mechanism under, makes actuating mechanism promote the motion of scissors fork arm to support body and display screen lift on the drive, the utility model relates to a rationally, go up and down stably, promote through pressing the switch of main frame lower part, the simple operation, and behind the release switch, but display screen automatic re-setting, very big the lift adjustment and the maintenance that have made things convenient for the display screen, consequently, have stronger practicality.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a left side sectional view of the present invention.

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. 1-2, the present invention provides a technical solution: a front maintenance support for a liquid crystal splicing screen comprises a main frame 1 arranged on a wall body, wherein the inner wall of the main frame 1 is provided with a plurality of upper frame bodies 2 and lower frame bodies 3 in groups, the upper surface of the upper frame bodies 2 is fixedly provided with a display screen 4, a scissor fork rod 5 is arranged between the upper frame bodies 2 and the lower frame body 3, the left end and the right end of the scissor fork rod 5 are respectively welded with a slide rod 7 and a rotating shaft 6, the outer ends of the two rotating shafts 6 are respectively connected with the inner walls of the right ends of the upper frame bodies 2 and the lower frame bodies 3 in a rotating way, the left ends of the upper frame bodies 2 and the lower frame bodies 3 are respectively provided with a sliding groove 8, the outer wall of the slide rod 7 is connected with the inner wall of the sliding groove 8 in a sliding way, the inner wall of the left side of the lower frame body 3 is provided with a driving mechanism 9, the driving mechanism 9 pushes the lower slide rod 7, so that the scissor fork rod 5 is folded, a magnetic column 92 is connected to the inner wall of the left side of the cylinder 91 in a sliding manner, an electromagnet 93 is fixedly installed on the inner wall of the right end of the cylinder 91, the magnetic column 92 is a columnar magnet, the right side surface of the magnetic column 92 and the left side surface of the electromagnet 93 are respectively and fixedly connected with two ends of a spring 94, a connecting rod 95 is fixedly connected to the left end of the magnetic column 92, the left end of the connecting rod 95 penetrates through the cylinder 91 and is fixedly connected with the outer wall of the middle part of the sliding rod 7, a switch 10 is fixedly installed on the lower part of the main frame 1, the electromagnet 93 is electrically connected with the switch 10 and an external power supply in sequence, and in a natural state, the spring 94 is in a compressed state, so that the connecting rod 95 extends out of the cylinder 91 to move the sliding rod 7 on the lower part leftwards, the scissor rod 5 is opened, the upper frame body 2 and the lower frame body 3 are, thereby combining the scissor forks 5 and lifting the upper frame body 2 and the display screen 4.

Specifically, the main frame 1 includes a fixed frame 101 and a compensation frame 102, the fixed frame 101 is an open-top frame, the bottom end of the compensation frame 102 is open, a square hole is formed in the upper portion of the compensation frame 102, so as to compensate for a gap between the shielding display screen 4 and the fixed frame 101, the inner wall of the lower portion of the compensation frame 102 is sleeved with the outer wall of the upper portion of the fixed frame 101 and is fixed by a screw, and the switch 10 is fixedly mounted on the lower portion of the compensation frame 102.

Specifically, a rubber pad 103 is adhered to the front surface of the compensation frame 102 so as to avoid the collision.

Specifically, the left end and the right end of the lower frame body 3 are both welded with the connecting rings 11, the left side surface and the right side surface of the fixed frame 101 are both provided with screw holes 12 corresponding to the connecting rings 11, and the inner walls of the connecting rings 11 and the screw holes 12 are screwed with screw rods 13, so that the lower frame body 3 is fixedly connected with the fixed frame 101.

Particularly, the outer ends of the upper frame body 2 and the lower frame body 3 are respectively fixedly connected with the two ends of the telescopic rod 14, so that the stability of the upper frame body 2 and the lower frame body 3 is improved.

The working principle is as follows: when the utility model discloses when using, press switch 10, electro-magnet 93 circular telegram produces magnetic field, attracts magnetic pillar 92, thereby makes connecting rod 95 drive lower part slide bar 7 and moves right, thereby makes scissors fork 5 merge, makes and goes up support body 2 and display screen 4 and risees, after release switch 10, electro-magnet 93 cuts off the power supply, and connecting rod 95 stretches out barrel 91 under spring 94's effect, promotes slide bar 7 of lower part left, makes scissors fork 5 open, makes display screen 4 reset, reachs minimum state, the utility model relates to a rationally, go up and down stably, promote through pressing the switch of main frame lower part, the simple operation, and behind the release switch, but display screen automatic re-setting, very big lifting adjusting and the maintenance that has made things convenient for the display screen, consequently, have stronger practicality.

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 liquid crystal concatenation screen is with preceding support of maintaining, includes main frame (1) of setting on the wall body, its characterized in that: the inner wall of the main frame (1) is provided with a plurality of upper frame bodies (2) and lower frame bodies (3) in groups, the upper surface of each upper frame body (2) is fixedly provided with a display screen (4), a scissor fork rod (5) is arranged between the upper frame body (2) and the lower frame body (3), the left end and the right end of the scissor fork rod (5) are respectively welded with a sliding rod (7) and a rotating shaft (6), the outer ends of the two rotating shafts (6) are respectively connected with the inner walls of the right ends of the upper frame body (2) and the lower frame body (3) in a rotating manner, the left ends of the upper frame body (2) and the lower frame body (3) are respectively provided with a sliding groove (8), the outer wall of the sliding rod (7) is connected with the inner walls of the sliding grooves (8) in a sliding manner, the inner wall of the left side of the lower frame body (3) is provided with a driving mechanism (9), the driving mechanism (9) comprises a barrel body (91), the utility model discloses a portable power tool, including barrel (91), left side inner wall sliding connection of barrel (91) has magnetic column (92), the right-hand member inner wall fixed mounting of barrel (91) has electro-magnet (93), the right flank of magnetic column (92) and the left surface of electro-magnet (93) are the both ends of fixed connection spring (94) respectively, the left end fixedly connected with connecting rod (95) of magnetic column (92), and the left end of connecting rod (95) runs through the middle part outer wall fixed connection of barrel (91) and slide bar (7), the lower part fixed mounting of main frame (1) has switch (10), electro-magnet (93) electricity connect switch (10) and external power source in proper order.

2. The front maintenance bracket for the liquid crystal splicing screen as claimed in claim 1, wherein: the main frame (1) comprises a fixed frame (101) and a compensation frame (102), the inner wall of the lower part of the compensation frame (102) is sleeved with the outer wall of the upper part of the fixed frame (101) and fixed through screws, and the switch (10) is fixedly arranged on the lower part of the compensation frame (102).

3. The front maintenance bracket for the liquid crystal splicing screen as claimed in claim 2, wherein: the front surface of the compensation frame (102) is bonded with a rubber pad (103).

4. The front maintenance bracket for the liquid crystal splicing screen as claimed in claim 2, wherein: the left end and the right end of lower support body (3) all weld go-between (11), screw (12) have all been seted up to the left surface and the right flank of fixed frame (101) corresponding go-between (11), the inner wall spiro union of go-between (11) and screw (12) has screw rod (13).

5. The front maintenance bracket for the liquid crystal splicing screen as claimed in claim 1, wherein: the outer ends of the upper frame body (2) and the lower frame body (3) are respectively fixedly connected with the two ends of the telescopic rod (14).