CN220135036U - Display unit connecting device and LED display screen with same - Google Patents

Abstract

The utility model provides a display unit connecting device and an LED display screen with the same, wherein the display unit connecting device comprises: the front surface of the connecting sheet is provided with an accommodating space; the connecting sheet is connected with the rear surfaces of the at least two display units through at least two display unit connecting parts; the adjusting structure comprises an abutting part and an adjusting part, wherein the abutting part is movably arranged in the accommodating space along the front-back direction, and the adjusting part is arranged on the connecting sheet and drives the abutting part to move, so that the abutting part is provided with a recovery position located in the accommodating space and an abutting position protruding forward or being flush with the front surface of the connecting sheet and in abutting fit with at least two display units. By the technical scheme provided by the utility model, the problems that flatness between adjacent display units in the related art is limited by the setting positions of the fasteners on the display units, the break difference is generated between the adjacent display units, and the display effect of the LED display screen is affected can be solved.

Description

Display unit connecting device and LED display screen with same

Technical Field

The utility model relates to the technical field of LED display screens, in particular to a display unit connecting device and an LED display screen with the same.

Background

With the development of LED products, an LED display screen is typically formed by splicing a plurality of display units, and the spliced LED display screen is mounted on a wall surface.

In the related art, adjacent display units are often spliced and connected by adopting connecting sheets, the connecting sheets are arranged at corners of the adjacent display units, and the corners of the display units are connected with the connecting sheets by fastening pieces, so that the fastening pieces of the adjacent display units are attached to the front surfaces of the connecting sheets, and the flat connection between the adjacent display units is completed.

However, in the related art, the fastener is matched with the connecting sheet so as to realize smooth connection between the adjacent display units, so that the flatness between the adjacent display units is limited by the setting positions of the fastener on the display units, and once the flatness between the adjacent display units is poor, a break difference can be generated between the adjacent display units, and the display effect of the LED display screen is affected.

Disclosure of Invention

The utility model provides a display unit connecting device and an LED display screen with the same, and aims to solve the problem that flatness between adjacent display units in the related art is limited by the arrangement positions of fasteners on the display units, and a break difference is generated between the adjacent display units to influence the display effect of the LED display screen.

According to an aspect of the present utility model, there is provided a display unit connection device including: the front surface of the connecting sheet is provided with an accommodating space; the connecting piece is connected with the rear surfaces of the at least two display units through the at least two display unit connecting parts; the adjusting structure comprises an abutting part and an adjusting part, wherein the abutting part is movably arranged in the accommodating space along the front-back direction, and the adjusting part is arranged on the connecting sheet and drives the abutting part to move, so that the abutting part is provided with a recovery position located in the accommodating space and an abutting position protruding forward or being flush with the front surface of the connecting sheet and being in abutting fit with at least two display units.

Further, the receiving space is a receiving groove provided on the front surface of the connection piece.

Further, a threaded hole is formed in the bottom of the accommodating groove, the axis of the threaded hole extends in the front-rear direction, and the adjusting piece penetrates through the threaded hole and is provided with external threads matched with the threaded hole.

Further, the display unit connecting device further comprises a reset structure arranged on the rear surface of the abutting piece, the front end of the reset structure is connected with the abutting piece, the rear end of the reset structure is connected with the connecting piece, and the reset structure applies reset force to the abutting piece to enable the abutting piece to be kept at the recovery position.

Further, the reset structure comprises a tension spring, a first avoidance hole extending along the front-rear direction is formed in the rear surface of the abutting piece, a second avoidance hole coaxially arranged with the first avoidance hole is formed in the front surface of the connecting piece, the front end of the tension spring stretches into the first avoidance hole and is connected with the abutting piece, and the rear end of the tension spring stretches into the second avoidance hole and is connected with the connecting piece.

Further, the first avoidance hole penetrates through the abutting piece, the mounting hook is arranged on the inner wall of the first avoidance hole, the front end of the tension spring is provided with the first connecting hook, and the first connecting hook is connected with the mounting hook.

Further, the display unit connecting device further comprises a stop lever, the stop lever is arranged at the rear of the connecting sheet, the second avoidance hole penetrates through the connecting sheet, the length of the stop lever is larger than the aperture of the second avoidance hole, the rear end of the tension spring is provided with a second connecting hook, the second connecting hook is connected with the stop lever, and the stop lever is in butt joint with the rear surface of the connecting sheet.

Further, the back surface of the connecting sheet is provided with an avoidance groove corresponding to the stop lever, and the stop lever is positioned in the avoidance groove and is abutted with the groove bottom of the avoidance groove.

Further, the abutting piece is of a plate-shaped structure parallel to the connecting piece.

According to another aspect of the present utility model, there is provided an LED display screen, including: at least two display units; and the display unit connecting device is arranged on the rear surface of the display unit and positioned at corners of at least two display units to connect the at least two display units, and the display unit connecting device is provided by the display unit connecting device.

By applying the technical scheme of the utility model, the display unit connecting device comprises the connecting piece, the adjusting structure and at least two display unit connecting parts, the front surface of the connecting piece is provided with the accommodating space, the adjusting piece is used for driving the abutting piece to move to the recycling position in the accommodating space, at the moment, the front end of the abutting piece is positioned behind the front surface of the connecting piece, the connecting piece is connected with the rear surfaces of the at least two display units through the at least two display unit connecting parts, the front surface of the connecting piece is used for aligning the at least two display units connected with the connecting piece in the front-rear direction, if the corners of the display units are recessed backwards, the connection between the display unit connecting parts and the display units is loosened, the abutting piece is driven by the adjusting piece to move forwards to the abutting position, so that the abutting piece protrudes forwards or is flush with the front surface of the connecting piece, the abutting piece is abutted against the back surface of the corners of the backward recessed display units, the corners of the backward recessed display units are flattened, the broken difference generated between the adjacent display units is reduced, the connection fastening between the display unit connecting parts and the display units is fastened, the corners of the adjacent display units are arranged in the front-rear direction, the display units are not regulated, the working efficiency is improved, the LED display screen is fast, and the working efficiency is improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

fig. 1 shows an exploded view of a display unit connection device provided by an embodiment of the present utility model;

fig. 2 is a schematic structural diagram of a display unit connection device according to an embodiment of the present utility model;

fig. 3 is a schematic structural diagram illustrating another view angle of the display unit connection device according to the embodiment of the present utility model;

fig. 4 is a cross-sectional view showing a display unit connection device according to an embodiment of the present utility model;

FIG. 5 shows another cross-sectional view of a display unit connection device provided by an embodiment of the present utility model;

fig. 6 is a schematic structural view of a connection piece of the display unit connection device according to the embodiment of the utility model;

fig. 7 shows a schematic structural diagram of an LED display screen according to an embodiment of the present utility model;

fig. 8 shows a partial enlarged view of an LED display screen according to an embodiment of the present utility model.

Wherein the above figures include the following reference numerals:

10. a connecting sheet; 11. an accommodation space; 111. a receiving groove; 1111. a threaded hole; 12. a second avoidance hole; 13. an avoidance groove;

20. a display unit connection part; 21. a connection hole; 22. a connecting piece;

30. an adjustment structure; 31. an abutment; 311. a first avoidance hole; 3111. a mounting hook; 32. an adjusting member;

40. a reset structure; 41. a tension spring; 411. a first connecting hook; 412. a second connecting hook;

50. a stop lever;

60. a display unit; 70. and a display unit connecting device.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 6, the embodiment of the present utility model provides a display unit connection device, which includes a connection piece 10, an adjustment structure 30, and at least two display unit connection parts 20, wherein the front surface of the connection piece 10 is provided with an accommodating space 11, the connection piece 10 is connected with the rear surfaces of at least two display units 60 through the at least two display unit connection parts 20, the adjustment structure 30 includes an abutment member 31 and an adjustment member 32, the abutment member 31 is movably disposed in the accommodating space 11 in the front-rear direction, the adjustment member 32 is disposed on the connection piece 10 and drives the abutment member 31 to move, so that the abutment member 31 has a retracted position in the accommodating space 11 and an abutment position protruding forward or flush with the front surface of the connection piece 10 and abutting against the at least two display units 60.

The application embodiment provides a display element connecting device, adopt display element 60 concatenation equipment to form the LED display screen, the planarization of LED display screen can receive the concatenation bad and surpass the tolerance allowed range of planarization of the corner position of certain display element 60, in order to adjust the poor difference that the concatenation bad of the corner position of these display element 60 caused, when adjacent display element 60 is connected, the front surface of connection piece 10 is provided with accommodation space 11, at first utilize adjusting part 32 drive abutment piece 31 to be moved to the recovery position that is located accommodation space 11, the front end of abutment piece 31 is located the rear of the front surface of connection piece 10 this moment, the connection piece 10 is connected through the rear surface of at least two display element connecting portions 20 and at least two display element 60, utilize the front surface of connection piece 10 to align with the at least two display element 60 that are connected in the fore-and-aft direction, if the corner of display element 60 is sunken backward, the connection between display element connecting portion 20 and the display element 60 is relaxed, utilize adjusting part 32 drive abutment piece 31 to move forward to the abutment position for abutment piece 31 protrusion or the back surface of connection piece 31 are in the front of being located in the recovery position in accommodation space 11, the front of connection piece 31, the front of connection element 60 is utilized the front of the face of connection piece 60 to be connected with the adjacent display element 60, the back surface of the adjacent display element 60 is avoided, the display element 60 is adjusted, the time is reduced, the display element is reduced, the back is adjusted between the adjacent display element 60 is adjusted, the back is reduced, the display element is connected between the display element 60 is in the back is flat, and the display element is flat, the display element is connected is used, the time between the adjacent, and the display element is flat, and the display unit is used and can be has the display and the display element is flat.

As shown in fig. 4, the accommodation space 11 is an accommodation groove 111 provided on the front surface of the connection piece 10. With the above-described accommodation groove 111, the overall strength of the connection piece 10 can be ensured while the accommodation space 11 remains on the front surface of the connection piece 10.

In the present embodiment, the groove depth of the accommodation groove 111 in the front-rear direction is larger than the thickness of the abutment 31 in the front-rear direction.

As shown in fig. 1, the groove bottom of the accommodation groove 111 is provided with a screw hole 1111, the axis of the screw hole 1111 extends in the front-rear direction, and the regulator 32 is provided through the screw hole 1111 and has an external screw thread to be engaged with the screw hole 1111. The driving adjustment operation of the abutting piece 31 by the adjusting piece 32 is simple and highly accurate due to the threaded engagement of the adjusting piece 32 and the threaded hole 1111.

In the present embodiment, the regulating member 32 is an hexagon socket screw, and the point of action of the regulating member 32 on the abutting member 31 is aligned with the center of gravity of the abutting member 31 in the front-rear direction, so that the regulating member 32 can drive the abutting member 31 to move smoothly in the front-rear direction.

In other embodiments, at least two threaded holes 1111 are formed at the bottom of the receiving groove 111, and the at least two threaded holes correspond to at least two display units 60 connected to the connection piece 10 one by one, so that the adjusting member 32 can adjust corners of the display units 60 with respect to unevenness.

As shown in fig. 1, the display unit connection device further includes a reset structure 40 disposed on a rear surface of the abutment 31, the front end of the reset structure 40 is connected to the abutment 31, the rear end of the reset structure 40 is connected to the connection piece 10, and the reset structure 40 applies a reset force to the abutment 31 to maintain the abutment 31 in the recovery position. With the above-described reset structure 40, the reset force can be applied to the abutting piece 31 by the reset structure 40 to hold the abutting piece 31 at the recovery position, and when the abutting piece 31 is not required to abut against the display unit 60, the abutting piece 31 can be held at the recovery position by the reset structure 40, so that the abutting piece 31 is prevented from contacting or colliding with the display unit.

As shown in fig. 1, the return structure 40 includes a tension spring 41, a first avoidance hole 311 extending in the front-rear direction is provided on the rear surface of the abutment member 31, a second avoidance hole 12 coaxially provided with the first avoidance hole 311 is provided on the front surface of the connecting sheet 10, the front end of the tension spring 41 extends into the first avoidance hole 311 and is connected with the abutment member 31, and the rear end of the tension spring 41 extends into the second avoidance hole 12 and is connected with the connecting sheet 10. By adopting the tension spring 41, the reset structure 40 has the advantages of low cost and simple structure, and the front end of the tension spring 41 stretches into the first avoidance hole 311, the rear end of the tension spring 41 stretches into the second avoidance hole 12, so that the shortest distance between the abutting piece 31 and the bottom of the accommodating groove 111 can be shortened, and the overall size of the display unit connecting device is reduced.

As shown in fig. 1, 4 and 6, the first avoidance hole 311 penetrates the abutting piece 31, a mounting hook 3111 is provided on an inner wall of the first avoidance hole 311, a first connection hook 411 is provided at a front end of the tension spring 41, and the first connection hook 411 is connected to the mounting hook 3111. By connecting the first connecting hook 411 and the mounting hook 3111, the mounting hook 3111 is provided on the inner wall of the first avoidance hole 311, and the first avoidance hole 311 penetrates the abutting piece 31, so that the tension spring 41 can be quickly connected with the abutting piece 31.

As shown in fig. 1, the display unit connection device further includes a blocking rod 50, the blocking rod 50 is disposed at the rear of the connection piece 10, the second avoidance hole 12 penetrates through the connection piece 10, the length of the blocking rod 50 is greater than the aperture of the second avoidance hole 12, the rear end of the tension spring 41 is provided with a second connection hook 412, the second connection hook 412 is connected with the blocking rod 50, and the blocking rod 50 is abutted against the rear surface of the connection piece 10. Through connecting second coupling hook 412 and pin 50, second dodge hole 12 runs through connection piece 10, and the length of pin 50 is greater than the aperture in second dodge hole 12, and pin 50 and the rear surface butt of connection piece 10 for extension spring 41 and connection piece 10 can quick connect.

Wherein, when the tension spring 41 is in a natural undeformed state, the distance between the front end and the rear end of the tension spring 41 is smaller than the minimum distance between the mounting hook and the stop lever.

As shown in fig. 1, the rear surface of the connecting piece 10 is provided with a relief groove 13 corresponding to the stop lever 50, and the stop lever 50 is positioned in the relief groove 13 and abuts against the groove bottom of the relief groove 13. By adopting the avoidance groove 13, the stop lever 50 can be avoided and the stop lever 50 is limited, so that the connection failure of the stop lever 50 and the tension spring 41 caused by the false touch of the stop lever 50 is avoided.

In this embodiment, the bar 50 is made of stainless steel.

As shown in fig. 1, the abutting piece 31 has a plate-like structure parallel to the connecting piece 10. With the above-described plate-like contact 31, the size of the contact 31 in the front-rear direction can be reduced, and the overall size of the display unit connecting device can be reduced.

In the present embodiment, the abutting piece 31 is made of stainless steel material.

In this embodiment, the abutting piece 31 and the connecting piece 10 are both square plate structures, the number of the display unit connecting parts 20 is four, the four display unit connecting parts 20 are respectively arranged at four corners of the connecting piece 10, the number of the tension springs 41 is four, and the four tension springs 41 are respectively arranged at four corners of the abutting piece 31.

The display unit connection part 20 includes a connection hole 21 formed in the connection piece 10 and a connection piece 22 penetrating through the connection hole 21.

Specifically, the connector 22 is an M10 set screw.

In the present embodiment, when the abutting piece 31 is in the abutting position, the maximum size of the front end of the abutting piece 31 protruding from the connecting piece 10 is 4mm.

The display unit connecting device provided by the embodiment has the following beneficial effects:

(1) The front surface of the connecting sheet 10 is utilized to align at least two display units 60 connected with the connecting sheet in the front-rear direction, if the corners of the display units 60 are recessed backwards, the connection between the display unit connecting part 20 and the display units 60 is loosened, the abutting piece 31 is driven by the adjusting piece 32 to move forwards to the abutting position, so that the abutting piece 31 protrudes forwards or is flush with the front surface of the connecting sheet 10, the abutting piece 31 abuts against the back surface of the recessed backwards corners of the display units 60, the corners of the recessed backwards display units 60 are leveled forwards, the breaking difference generated between the adjacent display units 60 is reduced, the connection between the display unit connecting part 20 and the display units 60 is fastened, the flatness between the adjacent display units 60 is prevented from being limited by the setting position of the fastener on the display units 60, the display effect of the LED display screen is improved, the adjustment is quick, the adjustment time is saved, and the working efficiency is improved;

(2) The adjusting piece 32 is in threaded fit with the threaded hole 1111, so that the driving adjustment operation of the abutting piece 31 by the adjusting piece 32 is simple and high in accuracy;

(3) When the abutting piece 31 is not required to abut against the display unit 60, the abutting piece 31 can be kept at the recovery position by the reset structure 40, so that the abutting piece 31 is prevented from contacting or colliding with the display unit;

(4) Since the front end of the tension spring 41 extends into the first avoidance hole 311, and the rear end of the tension spring 41 extends into the second avoidance hole 12, the shortest distance between the abutting piece 31 and the bottom of the accommodating groove 111 can be shortened, and the overall size of the display unit connecting device can be reduced.

As shown in fig. 7 and 8, another embodiment of the present utility model provides an LED display screen including a display unit connection device 70 and at least two display units 60, the display unit connection device 70 being disposed on a rear surface of the display units 60 and located at corners of the at least two display units 60 to connect the at least two display units 60, the display unit connection device 70 being the display unit connection device provided above.

The application of the LED display screen that this embodiment provided, adopt the display element 60 concatenation equipment to form the LED display screen, the planarization of LED display screen can receive the concatenation poor of the corner position of certain display element 60 and surpass the tolerance allowed range of planarization, in order to adjust the poor difference that the concatenation poor of the corner position of these display element 60 caused, when adjacent display element 60 is connected, the front surface of connection piece 10 is provided with accommodation space 11, at first utilize adjusting part 32 drive abutment piece 31 to be moved to the recovery position that is located accommodation space 11, the front end of abutment piece 31 is located the rear of the front surface of connection piece 10 this moment, the connection piece 10 is connected through the rear surface of at least two display element connecting portion 20 and at least two display element 60, utilize the front surface of connection piece 10 to align with the at least two display element 60 that are connected in the fore-and-aft direction, if the corner of display element 60 is sunken backward, the connection between display element connecting portion 20 and the display element 60 is relaxed, utilize adjusting part 32 drive abutment piece 31 to move forward to the abutment position for abutment piece 31 protrusion or the back surface of connection piece 31 is in the front of accommodation space 11, the front end of connection piece 31 is in the front of connection piece 60 is in the back-and the back direction of at least two display element 60, the back surface of connection 60 is avoided, the display element 60 is adjusted forward, the time between the adjacent display element 60 is reduced, the display element is adjusted, the back side 60 is adjusted, the display element is adjusted, the back is adjusted, the display element is adjusted, and the display element is adjusted between the back between the adjacent display element is flat, and the display element is flat and the back between the back and the display element 60 is flat.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (10)

1. A display unit connection device, characterized in that the display unit connection device comprises:

a connecting piece (10), wherein the front surface of the connecting piece (10) is provided with an accommodating space (11);

at least two display unit connection parts (20), wherein the connecting sheet (10) is connected with the rear surfaces of at least two display units (60) through the at least two display unit connection parts (20);

the adjusting structure (30) comprises an abutting piece (31) and an adjusting piece (32), wherein the abutting piece (31) is movably arranged in the accommodating space (11) along the front-back direction, the adjusting piece (32) is arranged on the connecting piece (10) and drives the abutting piece (31) to move, so that the abutting piece (31) is provided with a recycling position located in the accommodating space (11) and an abutting position protruding forwards or being flush with the front surface of the connecting piece (10) and being in abutting fit with at least two display units (60).

2. The display unit connection device according to claim 1, characterized in that the receiving space (11) is a receiving groove (111) provided on the front surface of the connection piece (10).

3. The display unit connection device according to claim 2, wherein a groove bottom of the accommodation groove (111) is provided with a screw hole (1111), an axis of the screw hole (1111) extends in the front-rear direction, and the regulating member (32) is provided to penetrate the screw hole (1111) and has an external screw thread to be engaged with the screw hole (1111).

4. The display unit connection device according to claim 1, further comprising a return structure (40) provided at a rear surface of the abutment (31), a front end of the return structure (40) being connected to the abutment (31), a rear end of the return structure (40) being connected to the connection piece (10), the return structure (40) applying a return force to the abutment (31) to hold the abutment (31) in the retracted position.

5. The display unit connecting device according to claim 4, wherein the reset structure (40) comprises a tension spring (41), a first avoidance hole (311) extending along the front-rear direction is formed in the rear surface of the abutting piece (31), a second avoidance hole (12) coaxially arranged with the first avoidance hole (311) is formed in the front surface of the connecting piece (10), the front end of the tension spring (41) stretches into the first avoidance hole (311) and is connected with the abutting piece (31), and the rear end of the tension spring (41) stretches into the second avoidance hole (12) and is connected with the connecting piece (10).

6. The display unit connecting device according to claim 5, wherein the first avoidance hole (311) penetrates through the abutting piece (31), a mounting hook (3111) is arranged on the inner wall of the first avoidance hole (311), a first connecting hook (411) is arranged at the front end of the tension spring (41), and the first connecting hook (411) is connected with the mounting hook (3111).

7. The display unit connecting device according to claim 5, further comprising a blocking lever (50), wherein the blocking lever (50) is disposed at the rear of the connecting piece (10), the second avoidance hole (12) penetrates through the connecting piece (10), the blocking lever (50) is longer than the aperture of the second avoidance hole (12), the rear end of the tension spring (41) is provided with a second connecting hook (412), the second connecting hook (412) is connected with the blocking lever (50), and the blocking lever (50) is abutted against the rear surface of the connecting piece (10).

8. The display unit connecting device according to claim 7, wherein the rear surface of the connecting piece (10) is provided with a avoidance groove (13) corresponding to the stop lever (50), and the stop lever (50) is positioned in the avoidance groove (13) and is abutted with the groove bottom of the avoidance groove (13).

9. The display unit connection device according to any one of claims 1 to 8, characterized in that the abutment (31) is a plate-like structure parallel to the connection piece (10).

10. An LED display screen, the LED display screen comprising:

at least two display units (60);

display unit connection means (70) provided on a rear surface of the display units (60) at corners of at least two of the display units (60) to connect at least two of the display units (60), the display unit connection means (70) being the display unit connection means of any one of claims 1 to 9.