CN216243427U

CN216243427U - Display screen back frame

Info

Publication number: CN216243427U
Application number: CN202122792551.4U
Authority: CN
Inventors: 肖至峰; 吴安卫
Original assignee: Jiangxi Zhaoyu Electronic Technology Co ltd
Current assignee: Jiangxi Zhaoyu Electronic Technology Co ltd
Priority date: 2021-11-16
Filing date: 2021-11-16
Publication date: 2022-04-08
Anticipated expiration: 2031-11-16

Abstract

The utility model relates to the technical field of auxiliary mounting devices for display screens and discloses a display screen back frame which comprises two support rods, wherein the surface of one side of each support rod is fixedly connected with a mounting side lug, and the surface of the other side of each support rod is fixedly connected with a hinge block. This kind of display screen back of body frame, through being provided with two supports, can pull open two bracing pieces, the bottom of two supports this moment will rotate about articulated piece, the top of support drives simultaneously and removes the side ear and slide in spout one, distance between two bracing pieces changes this moment, pull open two bracing pieces to the specified distance after, rotate fastening bolt one, make fastening bolt one's end closely laminate with the tank bottom of spout two, frictional force between increase and the two tank bottoms of spout, the position of removing fixture block one is injectd, fix the support simultaneously, and make between bracing piece and the support fixed structure, it is effectual fixed after unfolding the device, can be with on the display screen mounting panel.

Description

Display screen back frame

Technical Field

The utility model relates to the technical field of auxiliary mounting devices for display screens, in particular to a display screen back frame.

Background

With the rapid development of entertainment and advertising industries, especially television stations, evening scenes, stages or large outdoor advertising scenes, large-screen display screens are required for displaying information such as characters, images, videos and the like, and the display screens are mainly installed on a wall body to be displayed through a display screen back frame before being used.

Present display screen is in order to satisfy the customer in the area of occurrence in the market, different demands in the shape, the display screen of each big firm production at present is formed by the concatenation of modular aluminium system frame basically, these aluminium system frames have multiple specification usually and can each other piece together compatibly, adopt the back of the body frame of concatenation formula, applicable in most display screen installation, the transportation to concatenation formula back of the body frame is convenient simultaneously, owing to become a plurality of components with whole split, cause when assembling, need contrast the description, make the process of assembling slower, great reduction the installation effectiveness.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the display screen back frame which has the advantage of greatly improving the convenience of the display screen back frame during installation and solves the problems in the prior art.

The utility model provides the following technical scheme: the utility model provides a display screen back of body frame, includes the bracing piece, bracing piece quantity is two, one side fixed surface of bracing piece is connected with the installation side ear, the articulated piece of opposite side fixed surface of bracing piece, two all rotate on the articulated piece and be connected with the support, the quantity of support is two, spout one has been seted up on one side surface of bracing piece, the slip joint has the removal side ear in the spout one, the support that articulated piece rotated on the bracing piece and is connected rotates with the removal side ear on the adjacent bracing piece and is connected, spout two has been seted up on one side surface of bracing piece, the slip joint has removal fixture block one in the spout two, spout three has been seted up on the opposite side surface of bracing piece, the slip joint has removal fixture block two in the spout three, a side fixed surface of removal fixture block two is connected with the mounting panel.

Preferably, the middle parts of the two supports are rotatably connected through a rotating shaft, the two supports form a scissor-type support, the bottom ends of the two supports are respectively rotatably connected with the hinging blocks on the two supporting rods, and the top ends of the two supports are respectively rotatably connected with the movable side lugs on the two supporting rods.

Preferably, the first movable clamping block is rotatably connected with a traction rod, the other end of the traction rod is rotatably connected with a rotating rod, the bottom end of the rotating rod is fixedly connected with the surface of one side of the support, a first fastening bolt is inserted into the surface of one side of the first movable clamping block in a threaded manner, the first fastening bolt is located right above the end head of the traction rod, and the end head of the first fastening bolt is tightly attached to the bottom of the second sliding groove.

Preferably, a bolt hole is formed in the surface of one side of the mounting plate, a second fastening bolt is inserted into the bolt hole in a threaded manner, the end of the second fastening bolt is tightly attached to the bottom of the third sliding groove, and mounting grooves for mounting a display screen are reserved at four corners of the surface of one side of the support rod.

Preferably, the edge of one end of the bolt hole is provided with an annular groove, and the annular groove is matched with the model and the specification of the two nuts of the fastening bolt.

Preferably, the number of the mounting side ears is two, and the two mounting side ears are positioned on one side surface of the support rod far away from the hinge block.

Compared with the prior art, the utility model has the following beneficial effects:

1. the display screen back frame is provided with two supports, two support rods can be pulled apart, the bottom ends of the two supports can rotate about a hinge block, the top ends of the supports drive movable side lugs to slide in a first sliding groove, the distance between the two support rods is changed, the two support rods are pulled apart to a specified distance, a first fastening bolt is rotated, the end of the first fastening bolt is tightly attached to the bottom of a second sliding groove, the friction force between the first fastening bolt and the bottom of the second sliding groove is increased, the position of the first movable clamping block is limited, the supports are fixed, the structures between the support rods and the supports are fixed, the display screen back frame can be effectively unfolded and fixed, the display screen mounting plate can be fixedly mounted on a wall through the mounting side lugs, the operation is simple and fast, the situation that the existing splicing type back frame needs to be assembled according to drawings when in use is avoided, the convenience of installation is greatly improved.

2. This kind of display screen back of body frame, the size through the display screen pulls open two bracing pieces to the specified distance after, it fixes to tighten the structure between a pair of support of fastening bolt and the bracing piece again, and according to the mounting hole position on the display screen, slide the mounting panel to the relevant position on the bracing piece, and tighten fastening bolt two, make fastening bolt two fixed in the position on the bracing piece, position through between two bracing pieces can freely be adjusted, the position of mounting panel on the bracing piece can freely be adjusted simultaneously, make the installation that the device is applicable to not unidimensional display screen.

Drawings

FIG. 1 is a schematic view of the overall structure of the apparatus of the present invention;

FIG. 2 is another angle structure diagram of FIG. 1;

FIG. 3 is a schematic view of a support bar according to the present invention;

FIG. 4 is a schematic view of the structure of the mounting plate of the present invention.

In the figure: 1. a support bar; 2. mounting a side lug; 3. a hinged block; 4. a support; 5. a rotating shaft; 6. a first sliding chute; 7. moving the side ear; 8. a rotating rod; 9. a draw bar; 10. a second chute; 11. moving the first clamping block; 12. fastening a first bolt; 13. a third chute; 14. moving the fixture block II; 15. mounting a plate; 16. bolt holes; 17. fastening a second bolt; 18. an annular groove; 19. and (4) mounting the groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a display screen back frame comprises a support rod 1, wherein two support rods 1 are provided, one side surface of each support rod 1 is fixedly connected with a mounting side lug 2, the other side surface of each support rod 1 is fixedly connected with a hinge block 3, the two hinge blocks 3 are respectively and rotatably connected with a support 4, the number of the supports 4 is two, one side surface of each support rod 1 is provided with a first slide groove 6, the first slide groove 6 is slidably clamped with a moving side lug 7, the support 4 rotatably connected with the hinge block 3 on each support rod 1 is rotatably connected with a moving side lug 7 on the adjacent support rod 1, one side surface of each support rod 1 is provided with a second slide groove 10, a first moving clamping block 11 is slidably clamped in the second slide groove 10, the other side surface of each support rod 1 is provided with a third slide groove 13, a second moving clamping block 14 is slidably clamped in the third slide groove 13, and one side surface of the second moving clamping block 14 is fixedly connected with a mounting plate 15, the middle parts of the two brackets 4 are rotationally connected through a rotating shaft 5, the two brackets 4 form a scissor type bracket, the bottom ends of the two brackets 4 are respectively rotationally connected with a hinging block 3 on the two supporting rods 1, the top ends of the two brackets 4 are respectively rotationally connected with a moving side lug 7 on the two supporting rods 1, the two supporting rods 1 can be pulled open, the bottom ends of the two brackets 4 can rotate relative to the hinging block 3, meanwhile, the top ends of the brackets 4 drive the moving side lugs 7 to slide in a sliding groove I6, the distance between the two supporting rods 1 is changed, a traction rod 9 is rotationally connected onto a moving fixture block I11, the other end of the traction rod 9 is rotationally connected with a rotating rod 8, the bottom end of the rotating rod 8 is fixedly connected with one side surface of the bracket 4, a fastening bolt I12 is inserted into one side surface of the moving fixture block I11, and the fastening bolt I12 is positioned right above the end head of the traction rod 9, the end of the first fastening bolt 12 is tightly attached to the bottom of the second sliding groove 10, the first fastening bolt 12 is rotated to enable the end of the first fastening bolt 12 to be tightly attached to the bottom of the second sliding groove 10, friction force between the first fastening bolt 12 and the bottom of the second sliding groove 10 is increased, the position of the first movable clamping block 11 is limited, the bracket 4 is fixed, the support rod 1 and the bracket 4 are structurally fixed, a bolt hole 16 is formed in one side surface of the mounting plate 15, a second fastening bolt 17 is inserted into the bolt hole 16 in a threaded manner, the end of the second fastening bolt 17 is tightly attached to the bottom of the third sliding groove 13, the mounting plate 15 can slide to a corresponding position on the support rod 1 according to the position of the mounting hole in the display screen, the second fastening bolt 17 is screwed, the position of the second fastening bolt 17 on the support rod 1 is fixed, mounting grooves 19 for mounting the display screen are reserved at four corners of one side surface of the support rod 1, being convenient for to the installation of display screen, the ring channel 18 has been seted up at the border of bolt hole 16 one end, and the ring channel 18 is identical with the model specification of two 17 nuts of fastening bolt, guarantees the planarization on mounting panel 15 side surface, and installation side ear 2 quantity is two, and two installation side ears 2 lie in a side surface of keeping away from articulated piece 3 on bracing piece 1, are convenient for install fixed mounting on the wall body.

The working principle is as follows: when the device is used, the two support rods 1 are pulled apart, the bottom ends of the two supports 4 rotate relative to the hinge block 3, the top ends of the supports 4 drive the movable side lugs 7 to slide in the first sliding grooves 6, the distance between the two support rods 1 is changed, the two support rods 1 are pulled apart to a specified distance, the first fastening bolts 12 are rotated to enable the ends of the first fastening bolts 12 to be tightly attached to the bottoms of the second sliding grooves 10, the friction force between the first fastening bolts and the bottoms of the second sliding grooves 10 is increased, the position of the movable clamping block 11 is limited, the supports 4 are fixed at the same time, the structures between the support rods 1 and the supports 4 are fixed, the device is effectively unfolded and then fixed, the mounting plate 15 slides to the corresponding position on the support rods 1 according to the position of the mounting holes in the display screen, the second fastening bolts 17 are screwed, and the positions of the second fastening bolts 17 on the support rods 1 are fixed, and then the display screen is arranged on the mounting plate 15, and the device is fixedly arranged on the wall through the mounting side lugs 2.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A display screen back frame, comprising: the supporting rod (1), the number of the supporting rod (1) is two, one side surface of the supporting rod (1) is fixedly connected with an installation side lug (2), the other side surface of the supporting rod (1) is fixedly connected with a hinged block (3), the hinged block (3) is connected with a support (4) in a rotating mode, the support (4) is two in number, one side surface of the supporting rod (1) is provided with a first sliding groove (6), a first sliding groove (6) is connected with a movable side lug (7) in a sliding mode, the support (4) rotatably connected with the hinged block (3) on the supporting rod (1) is rotatably connected with the movable side lug (7) on the adjacent supporting rod (1), one side surface of the supporting rod (1) is provided with a second sliding groove (10), a first movable clamping block (11) is connected in the second sliding groove (10), and a third sliding groove (13) is arranged on the other side surface of the supporting rod (1), a second movable clamping block (14) is connected to the third sliding groove (13) in a sliding clamping mode, and a mounting plate (15) is fixedly connected to the surface of one side of the second movable clamping block (14).

2. The display screen back frame of claim 1, wherein: the middle parts of the two supports (4) are rotatably connected through a rotating shaft (5), the two supports (4) form a scissor-type support, the bottom ends of the two supports (4) are rotatably connected with the hinging blocks (3) on the two support rods (1) respectively, and the top ends of the two supports (4) are rotatably connected with the movable side lugs (7) on the two support rods (1) respectively.

3. The display screen back frame of claim 1, wherein: the movable clamping block I (11) is rotatably connected with a traction rod (9), the other end of the traction rod (9) is rotatably connected with a rotating rod (8), the bottom end of the rotating rod (8) is fixedly connected with the surface of one side of the support (4), a fastening bolt I (12) is inserted into the surface of one side of the movable clamping block I (11) in a threaded mode, the fastening bolt I (12) is located right above the end of the traction rod (9), and the end of the fastening bolt I (12) is tightly attached to the bottom of the sliding groove II (10).

4. The display screen back frame of claim 1, wherein: bolt hole (16) have been seted up on one side surface of mounting panel (15), screw thread grafting has fastening bolt two (17) in bolt hole (16), the end of fastening bolt two (17) closely laminates with the tank bottom of spout three (13), bracing piece (1) one side surface four corners department all reserves mounting groove (19) of installation display screen.

5. The display screen back frame of claim 4, wherein: an annular groove (18) is formed in the edge of one end of the bolt hole (16), and the annular groove (18) is matched with the type and the specification of a nut of the second fastening bolt (17).

6. The display screen back frame of claim 1, wherein: the number of the installation side ears (2) is two, and the installation side ears (2) are positioned on the supporting rod (1) and are far away from one side surface of the hinge block (3).