CN213601540U - Back frame structure of huge screen display - Google Patents

Abstract

The utility model discloses a back of body frame structure of huge curtain display screen belongs to display device technical field. The utility model discloses a back frame structure, including last horizontal pole, sheer pole, left stand, right stand and a plurality of stiffener, be provided with a plurality of inner columns between left stand and the right stand, the both ends of inner column are connected respectively at last horizontal pole and sheer pole; the plurality of reinforcing rods are arranged in parallel, and the distances between the adjacent reinforcing rods are equal; the stiffener is connected with a plurality of inner column in proper order to improve joint strength between the inner column, thereby improve the overall stability of back of the body frame structure, make the utility model discloses a back of the body frame structure can connect display inner screen and the brilliant outer screen of black sand steadily.

Description

Back frame structure of huge screen display

Technical Field

The utility model relates to a display device technical field, more specifically say, relate to a back of body frame structure of huge curtain display screen.

Background

In the traditional conference screen market, projectors and LCD liquid crystal displays are the mainstream products. The projector has high requirements on indoor environment and light, is easy to build a small black room, and the conference is more oppressive; the size of the liquid crystal display panel is limited to 90 inches or less. Therefore, in some large-size application scenarios, an LED screen capable of seamless screen connection and ultra-high-definition display is an optimal solution.

For example, chinese patent publication No. CN2020084254U discloses an LED tiled screen, which includes a control box, a frame, and at least two LED display modules; the control box at least comprises two independent output interfaces, and each output interface is connected with one LED display module; at least two LED display modules are spliced and fixed on the frame; the LED display module comprises a box body, a circuit board, pouring sealant, a driving chip, an input interface and a plurality of LED chips; the driving chip and the LED chips are arranged on the circuit board, and the driving chip is respectively connected with the LED chips and the input interface; the input interface is arranged on the box body and is connected with the output interface of the control box; the box body is of a flat structure, one side of the box body is open, the circuit board is arranged in the box body, the pouring sealant covers the circuit board, and the open side of the box body is closed; the LED chip is arranged on one side of the circuit board corresponding to the open surface of the box body.

In the in-service use, the LED screen body is mostly formed by the concatenation of a plurality of display module assembly, and the external glass screen body that still probably is provided with of LED screen, when the size of the LED screen body is great, the glass screen body that the external LED screen set up is the monoblock structure usually, and weight is great, but LED screen body back of the body frame structural strength among the prior art is not high, can't be simultaneously stably with the LED screen body and the glass screen body carry on the wall body, perhaps can't stably connect the LED screen body and the glass screen body on the support.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved by the utility model

The utility model aims to overcome among the prior art mutual display device of jumbo size's back of the body frame structural strength not high and can't connect simultaneously stably the demonstration inner screen and the brilliant outer screen of black sand not enough, provide a back of the body frame structure of huge curtain display screen, aim at utilizing the reinforcement to improve the joint strength between the inner column to improve back of the body frame structure's bulk strength.

2. Technical scheme

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

the utility model discloses a back frame structure of huge curtain display screen, including last horizontal pole, sheer pole, left stand, right stand and a plurality of stiffener, be provided with a plurality of inner columns between left stand and the right stand, the both ends of inner column are connected respectively at last horizontal pole and sheer pole; the reinforcing rods are arranged in parallel, and the distances between every two adjacent reinforcing rods are equal; the reinforcing rod is connected with the inner upright columns in sequence.

Furthermore, still include a plurality of slant pole, the slant pole with the stiffener mutual slope sets up, just the slant pole is connected with two interior stands at least.

Further, the inner upright post is formed by connecting two hollow section bars which are arranged in parallel.

Furthermore, mounting holes are formed in the corresponding positions of the two hollow sections, and mounting bolts are matched with the mounting holes to connect the inner upright posts with the reinforcing rods.

Further, the lower extreme of interior stand is connected with support piece, support piece has backup pad and two connecting plates, two the connecting plate is connected with two hollow section bars respectively, the backup pad is used for supporting the brilliant outer screen of black sand of huge screen display screen.

Furthermore, an auxiliary reinforcing plate is connected between the supporting plate and the connecting plate, and a trilateral structure is formed among the supporting plate, the connecting plate and the auxiliary reinforcing plate.

Further, the upper end of inner column is provided with the connecting piece, the free end of connecting piece orientation the brilliant outer screen setting of black sand of huge curtain display screen, the connecting piece is used for connecting the upper frame body of horizontal pole and the brilliant outer screen of black sand.

Further, an installation position is formed between the left upright post and the adjacent inner upright post, and the installation position is used for installing the control box body.

Furthermore, an avoiding opening is formed in the inner upright post, and the position of the avoiding opening corresponds to the position of an inlet of the control box body.

Further, all be provided with the curb plate on left side stand and the right stand, a plurality of breach has been seted up on the curb plate, the breach is used for providing the display inner screen of huge curtain display screen and external device's interface channel.

3. Advantageous effects

Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:

(1) the utility model discloses a back frame structure, including last horizontal pole, sheer pole, left stand, right stand and a plurality of stiffener, be provided with a plurality of inner columns between left stand and the right stand, the both ends of inner column are connected respectively at last horizontal pole and sheer pole; the plurality of reinforcing rods are arranged in parallel, and the distances between the adjacent reinforcing rods are equal; the stiffener is connected with a plurality of inner column in proper order to improve joint strength between the inner column, thereby improve the overall stability of back of the body frame structure, make the utility model discloses a back of the body frame structure can connect display inner screen and the brilliant outer screen of black sand steadily.

(2) The utility model discloses in, the inner column is connected by two hollow section bars that set up side by side and is formed, and two hollow section bars have seted up the mounting hole in corresponding position department, cooperate with the mounting bolt with the mounting hole in order to be connected inner column and stiffener to improve the joint strength between stiffener and the inner column, and then further improve the overall stability of back of the body frame structure.

(3) In the utility model, the lower end of the inner upright post is connected with a support piece, the support piece is provided with a support plate and two connecting plates, the two connecting plates are respectively connected with the two hollow sections, and the support plate is used for supporting the black sand crystal outer screen of the giant screen display; in addition, be connected with between backup pad and the connecting plate and assist the strong board, form into trilateral structure through backup pad, connecting plate and between assisting strong board, improve bearing structure's on the back of the body frame intensity, and then further improve the stability of being connected between back of the body frame and the brilliant outer screen of black sand.

Drawings

Fig. 1 is a schematic structural view of a large-screen display screen according to the present invention;

FIG. 2 is a schematic view of the structure of the middle back frame of the present invention;

fig. 3 is a schematic structural view of the support member of the present invention.

Detailed Description

For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings and examples.

The structure, ratio, size and the like shown in the drawings of the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention does not have the substantial significance in the technology, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy which can be produced by the present invention and the achievable purpose. In addition, the terms "upper", "lower", "left", "right" and "middle" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.

Referring to fig. 1, the megascreen display of the present embodiment includes a back frame 100, a black and sand crystal outer screen 200, and a display inner screen 300. Wherein, the display inner screen is arranged on the back frame 100, and the black sand crystal outer screen 200 can be connected on the back frame 100, thereby being arranged on the display inner screen.

In this embodiment, referring to fig. 2, the back frame 100 includes an upper cross bar 104 and a lower cross bar 105, a plurality of columns are disposed between the upper cross bar 104 and the lower cross bar 105, and both ends of the columns are respectively connected to the upper cross bar 104 and the lower cross bar 105. The plurality of uprights may be divided into a left upright 101 located at the leftmost side, a right upright 102 located at the rightmost side, and at least one inner upright 103 located between the left upright 101 and the right upright 102.

In order to improve the structural stability of the back frame 100 of the present embodiment, a plurality of reinforcing rods 107 may be provided on the back frame 100. Specifically, the reinforcing rods 107 may be arranged in parallel, and the distances between adjacent reinforcing rods 107 may be equal, so that the reinforcing rods 107 are arranged in parallel and at equal intervals. The reinforcing rod 107 can be sequentially connected with the plurality of inner columns 103, that is, the reinforcing rod 107 can be simultaneously sequentially connected with all the inner columns 103 in the plurality of inner columns 103, so that the connection strength of the back frame structure is improved.

The reinforcing rods 107 are used for being connected with a bracket, so that the large screen display can be placed on the ground. Generally speaking, the number of the supports of the large-screen display screen is two, and the large-screen display screen is large in size, and it is difficult to provide sufficient support strength only by means of the connection between the upper cross bar 104 and the lower cross bar 105 and the inner upright 103, so that the middle part of the large-screen display screen is easy to collapse. Therefore, the reinforcing bar 107 of the present embodiment can transmit the weight of the inner column 103 on the back frame 100 to the bracket, and improve the overall strength of the back frame 100.

Wherein, the inner column 103 can be formed by connecting two hollow sections arranged in parallel, thereby increasing the strength of the inner column 103 and improving the stability of the back frame structure.

When the inner upright 103 is formed by connecting two hollow sections arranged in parallel, mounting holes can be formed in the positions corresponding to the two hollow sections, and mounting bolts are matched with the mounting holes to connect the inner upright 103 to the reinforcing rod 107, so that the reinforcing rod 107 can be connected with the two hollow sections of the inner upright 103, and the connection stability between the reinforcing rod 107 and the inner upright 103 is improved.

In addition, a plurality of diagonal rods 108 may be further disposed on the back frame 100, the diagonal rods 108 and the reinforcing rods 107 may be disposed in an inclined manner, and the diagonal rods 108 are connected to at least two reinforcing rods 107, so as to improve the structural stability of the back frame 100.

The upper cross bar 104 is provided with at least two fixing pieces 110, and the fixing pieces 110 are used for connecting the upper cross bar 104 and the black sand crystal outer screen 200; one end of the inner upright 103 connected with the lower cross bar 105 is provided with a support 120, and the support 120 is used for connecting and supporting the black and sand crystal outer screen 200.

Specifically, the fixing member 110 includes a connecting portion and a fixing portion, and the connecting portion and the fixing portion may be disposed perpendicular to each other. The fixing portion may be connected to a side of the upper cross bar 104 opposite to the black and sand crystal outer panel 200, and a free end of the connecting portion may be led out from the fixing portion and connected to the upper frame 221.

More specifically, the free end of the fixing portion can be bent toward the upper cross bar 104 to form a bent portion, and the bent portion, the fixing portion and the connecting portion cooperate with each other to cover the L-shaped upper cross bar 104. When the fixing member 110 is used to connect the upper rail 104 to the upper frame 221, the fixing bolt can be used to pass through the connecting hole on the connecting portion to connect the connecting portion to the upper frame 221, and the fixing bolt can be used to pass through the connecting hole on the fixing portion to connect the fixing portion to the upper rail 104, so that the fixing member 110 capable of covering the upper rail 104 can improve the stability of the connection between the upper rail 104 and the upper frame 221.

Referring to fig. 3, the supporter 120 may include a support plate and a connection plate, which may be disposed perpendicular to each other. Specifically, the connecting plate can be located the stand, and the connecting plate can be connected with the lateral wall of stand and sheer pole 105 simultaneously, and the backup pad can be connected with the downside of lower frame 222 to realize support piece 120 to the connection of back of the body frame 100 and the brilliant outer screen 200 of black sand, and to the support of the brilliant outer screen 200 of black sand.

The free end of the supporting plate can be bent towards the lower frame body 222 and formed into a limiting plate, a limiting groove can be arranged on the lower side face of the lower frame body 222 for notification, the position of the limiting groove corresponds to the position of the limiting plate, after the supporting piece 120 is connected with the back frame 100 and the black sand crystal outer screen 200, the limiting plate can be arranged in the limiting groove, on one hand, the structure can improve the contact area of the supporting piece 120 and the black sand crystal outer screen 200 so as to improve the connection strength, and on the other hand, the structure can limit the displacement of the lower frame body 222 relative to the back frame 100 so as to prevent the lower edge of the black sand crystal outer screen 200 from tilting.

In addition, an auxiliary reinforcing plate 130 may be further disposed in the frame structure in this embodiment, and the auxiliary reinforcing plate 130 is used to reinforce the connection strength of the support plate to the back frame 100 and the black sand crystal outer screen 200. Specifically, the reinforcing plate 130 may be disposed inside the supporting member 120, and one end of the reinforcing plate 130 may be connected to the supporting plate and the other end of the reinforcing plate 130 may be connected to the connecting plate.

Auxiliary reinforcing plate 130 and support member 120 may be respectively located at different sides of bottom rail 105, and the connection among auxiliary reinforcing plate 130, the support plate and the connecting plate is formed into a trilateral structure, thereby further improving the connection strength of support member 120 to back frame 100 and black sand crystal outer panel 200.

The two ends of the reinforcing plate 130 can be bent back to the lower cross rod 105, the first connecting end of the reinforcing plate 130 connected with the support plate can be arranged in parallel with the support plate, and the second connecting end of the reinforcing plate 130 connected with the connecting plate can be arranged in parallel with the connecting plate, so that the reinforcing plate 130 and the support plate can be conveniently connected.

When utilizing and assisting strong board 130 and support piece 120 to realize being connected of sheer pole 105 and lower frame, can utilize first connecting bolt to be connected the first link and the backup pad of assisting strong board 130, utilize second connecting bolt to be connected backup pad and lower frame, utilize third connecting bolt to be connected sheer pole 105 and connecting plate, utilize fourth connecting bolt to be connected second link and connecting plate, make and assist strong board 130, it forms the trilateral structure to connect between backup pad and the connecting plate, and surround sheer pole 105 in this trilateral structure, thereby improve the intensity of connecting.

In addition, be located left stand 101 and the right stand 102 that is located the rightmost side of leftmost side and all can set up curb plate 106, this curb plate 106 can cover the side of back of the body frame 100, black sand brilliant outer screen 200 and display inner screen 300, plays the decorative effect, improves the whole pleasing to the eye of the huge screen display of this embodiment.

The side plate 106 may have a plurality of notches, such as a first notch 1061, a second notch 1062, and a third notch 1063. The first notch 1061 may be used to connect a power line, the second notch 1062 may be used to connect an external device, and the third notch 1063 may be used to set a switch for controlling the on and off of the display screen 300.

In this embodiment, in order to facilitate installation of the control box, an installation position of the control box 500 may be structurally provided on the back frame 100. Specifically, an installation position may be formed between the left column 101 and the adjacent inner column 103, and the control box 500 may be connected between the left column 101 and the adjacent inner column 103.

In addition, in order to reduce the overall thickness of the huge screen display and improve the structural compactness of the huge screen display, an avoiding opening 1031 may be provided on the inner column 103, specifically, an avoiding opening 1031 may be provided on the inner column 103 adjacent thereto, and the position of the avoiding opening 1031 corresponds to the position of the wire inlet 510 of the control box 500.

The black sand crystal outer screen 200 of the present embodiment includes a panel and a frame body for connecting with the back frame 100; the panel can inlay in the framework, specifically inlay the border card of panel in the panel groove of framework, and can connect with the tank bottom of panel groove with the mode of gluing between the border of panel.

The panel can be a screen body which is specially processed, so that the functions of preventing glare, preventing reflection, preventing blue light and the like are realized. The panel can be a glass plate, an acrylic plate, an organic glass plate or made of other materials with light transmission. For example, the surface of the panel, which is back to the display inner screen, can be subjected to roughness treatment, so that the surface of the panel, which is back to the display inner screen, is formed into an uneven thick surface, and the panel has the functions of preventing glare and reflection; for another example, glue may be applied to a surface of the panel opposite to the display inner screen, then an optical structure diffusion coating layer is formed on the glue layer, and finally a layer of blue light prevention film is attached to the optical structure diffusion coating layer, so that the panel has a blue light prevention function. It should be noted that the roughness treatment may be performed by a method known in the related art, and the optical structure diffusion coating and the blue light prevention film may be products commonly used in the related art, and thus, the detailed description thereof is omitted in this embodiment.

The frame may include an upper frame 221, a lower frame 222, and two side frames 223. The upper frame 221 and the side frame 223, and the lower frame 222 and the side frame 223 can be connected by an angle joint 224. The corner brace 224 may be located on a side of the frame facing the display inner screen, i.e., the corner brace 224 may be located between the frame and the display inner screen.

In this embodiment, the display inner panel 300 may be an LED panel, an OLED panel, an LCD panel, or other display screens. When the inner display screen 300 is an LED screen, the inner display screen 300 may be formed by connecting a plurality of display module arrays, and the display area of the formed inner display screen may be greater than 100 inches. In addition, a camera 400 component can be arranged on the display inner screen 300 and used for shooting a conference scene.

The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.

Claims (10)

1. The utility model provides a back of body frame structure of huge curtain display screen which characterized in that: the reinforcing device comprises an upper cross bar, a lower cross bar, a left upright, a right upright and a plurality of reinforcing bars, wherein a plurality of inner uprights are arranged between the left upright and the right upright, and two ends of each inner upright are respectively connected to the upper cross bar and the lower cross bar; the reinforcing rods are arranged in parallel, and the distances between every two adjacent reinforcing rods are equal; the reinforcing rods are sequentially connected with the inner upright columns; the reinforcing rod is used for being connected with a support of the huge screen display.

2. The back frame structure of a large screen display screen of claim 1, wherein: still include a plurality of slant pole, the slant pole with the stiffener sets up of inclining each other, just the slant pole is connected with two interior stands at least.

3. The back frame structure of a large screen display screen of claim 1, wherein: the inner upright post is formed by connecting two hollow sectional materials which are arranged in parallel.

4. The back frame structure of a large screen display screen of claim 3, wherein: mounting holes are formed in the corresponding positions of the two hollow sections, and mounting bolts are matched with the mounting holes to connect the inner upright posts with the reinforcing rods.

5. The back frame structure of a large screen display screen of claim 3, wherein: the lower extreme of interior stand is connected with support piece, support piece has backup pad and two connecting plates, two the connecting plate is connected with two hollow section bars respectively, the backup pad is used for supporting the brilliant outer screen of black sand of huge screen display screen.

6. The back frame structure of a large screen display screen of claim 5, wherein: be connected with between backup pad and the connecting plate and assist the strong board, form into trilateral structure between backup pad, connecting plate and the supplementary strong board.

7. The back frame structure of a large screen display screen of claim 3, wherein: the upper end of inner column is provided with the connecting piece, the free end orientation of connecting piece the brilliant outer screen setting of black sand of huge curtain display screen, the connecting piece is used for connecting the last framework of horizontal pole and the brilliant outer screen of black sand.

8. The back frame structure of a large screen display screen of claim 1, wherein: and an installation position is formed between the left upright post and the adjacent inner upright post, and the installation position is used for installing the control box body.

9. The back frame structure of a large screen display screen of claim 8, wherein: an avoiding port is formed in the inner upright column, and the position of the avoiding port corresponds to the position of an inlet of the control box body.

10. The back frame structure of a large screen display screen of claim 1, wherein: all be provided with the curb plate on left side stand and the right stand, a plurality of breach has been seted up on the curb plate, the breach is used for providing the display inner screen of huge curtain display screen and external equipment's interface channel.

Images