Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a spliced display screen capable of solving the problems.
A tiled display screen, comprising: two display screen units and a locking piece, every display screen unit includes: the display screen module is arranged on the outer side of the bottom frame, and the first splicing side wall comprises an installation block; the spliced display screen further comprises an adjusting block, a placement area is formed in the second spliced side wall, the locking piece is used for being locked into the mounting block and the adjusting block to fix the two display screen units, the adjusting block is used for being mounted at a first position of the placement area to enable display screen modules of the two display screen units to be at a first angle, the adjusting block is further used for being mounted at a second position of the placement area to enable the display screen modules of the two display screen units to be at a second angle to change the splicing angle of the two display screen units, the adjusting block is provided with a first guide post and a second guide post, the placement area is provided with two first guide grooves and two second guide grooves, the first guide post and the second guide post are used for being accommodated in the two first guide grooves to enable the adjusting block to be at the first position, and the first guide post and the second guide post are also used for being accommodated in the two second guide grooves to enable the adjusting block to be at the second position.
Preferably, the mounting block is provided with a first locking hole, the adjusting block is provided with a second locking hole corresponding to the first locking hole, the locking piece is used for being locked into the first locking hole and the second locking hole to fix the two display screen units, the adjusting block comprises a first side surface, a second side surface opposite to the first side surface and a bottom surface connected with the first side surface and the second side surface, the second locking hole is formed from the first side surface until penetrating through the second side surface, the first side surface is abutted against the mounting block when the adjusting block is located at the first position, and the second side surface is abutted against the mounting block when the adjusting block is located at the second position.
Preferably, the first side surface is inclined with respect to the bottom surface, and the second side surface is perpendicular to the bottom surface.
Preferably, the adjusting block further comprises a top surface opposite to the bottom surface, a first opening and a second opening are formed in the top surface, a baffle is arranged between the first opening and the second opening, and the first opening and the second opening are communicated with the second locking hole.
Preferably, the adjusting block further comprises a third side surface and a fourth side surface opposite to the third side surface, the first side surface, the second side surface, the third side surface and the fourth side surface are sequentially connected, the first guide column extends from the third side surface along a first direction, the second guide column extends from the fourth side surface along the first direction, and the placement area is formed by recessing the second splicing side wall.
Preferably, the third side surface is convexly provided with a first positioning part positioned at the lower side of the first guide post; the fourth side is provided with a second positioning part located at the lower side of the second guide post in an upward protruding mode, the placement area is further provided with a first retaining groove and a second retaining groove, the first retaining groove is located at the lower side of the first guide groove, the second retaining groove is located at the lower side of the second guide groove, the first retaining groove is used for accommodating the first positioning part, and the second retaining groove is used for accommodating the second positioning part.
Preferably, the placement area is provided with two second guide grooves, and the first guide post and the second guide post are further used for being accommodated in the two second guide grooves so that the adjusting block is located at a third position, and therefore the display screen modules of the two display screen units form a third angle.
Preferably, the adjusting block is further provided with a first positioning groove, the mounting block comprises a first positioning body matched with the positioning groove, and the first positioning body is used for being accommodated in the positioning groove when the adjusting block is located at the first position or the second position.
Preferably, the second splicing side wall is provided with a positioning hole, and the mounting block comprises a second positioning body, and the second positioning body is used for being accommodated in the positioning hole when the adjusting block is located at the third position.
Preferably, the first angle is equal to 180 degrees, the second angle is less than 180 degrees, and the third angle is greater than 180 degrees.
Compared with the prior art, in the display screen unit and the spliced display screen, the splicing angle of the spliced display screen is adjusted by adopting the adjusting block; the requirements of rapid assembly, splicing and disassembly can be met, and the splicing gap can be reduced as much as possible.
Detailed Description
In order to make the objects, technical solutions and advantageous technical effects of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings and detailed description. It should be understood that the detailed description is intended to illustrate the invention, and not to limit the invention.
Referring to fig. 1 to 4, a display unit 100 according to a first embodiment of the present invention includes: the display module 60, the box 10 and the adjusting block 20.
The box 10 is generally square, and includes a bottom frame 11, a first splicing sidewall 12 perpendicular to the bottom frame 11, and a second splicing sidewall 14 opposite to the first splicing sidewall 12, where the display module 60 is fixed on the outer side of the bottom frame 11, and the first splicing sidewall 12 includes at least one mounting block 120.
In this embodiment, the first splice sidewall 12 has 2 mounting blocks 120 mounted thereto. The mounting block 120 includes an inner surface 122 and an outer surface 124 opposite to each other, and the mounting block 120 is provided with a first locking hole 126 penetrating the inner surface 122 and the outer surface 124. Mounting holes 128 and 129 are respectively disposed above and below the first locking hole 126, and the mounting holes 128 and 129 are respectively used for mounting positioning bodies 130 and 132 (as shown in fig. 7), and in this embodiment, the positioning bodies 130 and 132 are spherical positioning sloping beads.
The second splicing sidewall 14 is provided with at least one placement area 140 corresponding to the position of the mounting block 120, and in this embodiment, the number of placement areas 140 is also 2. Each placement area 140 corresponds to the location of one of the mounting blocks 120.
The placement area 140 is substantially square, and is concavely formed from the second splicing sidewall 14 toward the first splicing sidewall 12. The placement area 140 includes a first mating surface 141, a second mating surface 143 opposite to the first mating surface 141, a bottom surface 145 connecting the first mating surface 141 and the second mating surface 143, and a connecting surface 147 connecting the first mating surface 141 and the second mating surface 143 and perpendicular to the bottom surface 145. The second splicing sidewall 14 is further provided with a positioning hole 142 (as shown in fig. 7) corresponding to the positioning body 132, and the positioning hole 142 is close to the placement area 140.
The first mating surface 141 is provided with first guide grooves 148 and second guide grooves 149 arranged at intervals, and the second mating surface 143 is provided with first guide grooves 148 and second guide grooves 149 arranged at intervals at positions corresponding to the first mating surface 141. The pair of first guide grooves 148 or the pair of second guide grooves 149 are configured to receive the first guide post 250 and the second guide post 260.
A third alignment mark 150 is provided at a top end side of the first guide groove 148 at a middle position corresponding to the first center groove 148, and a fourth alignment mark 152 is provided at the second guide groove 149.
In the present embodiment, the third alignment mark 150 is ∈0° and ∈5 °. The fourth alignment mark 152 is +.5°. I.e. the alignment mark shows the angle that needs to be spliced.
The first guide groove 148 and the second guide groove 149 extend in the first direction, a first retaining groove 154 is provided at the end of the first guide groove 148, and a second retaining groove 156 is provided at the end of the second guide groove 149.
Referring to fig. 5 and 6, the adjusting block 20 has a substantially hexahedral shape, and includes a first side surface 21, a second side surface 22 opposite to the first side surface 21, a bottom surface 23 connecting the first side surface 21 and the second side surface 22, a top surface 24 opposite to the bottom surface 23, a third side surface 25 and a fourth side surface 26 respectively connecting the top surface 24 and the bottom surface 23. The first side surface 21 is disposed obliquely to the bottom surface 23, and the second side surface 22 is perpendicular to the bottom surface 23. The bottom surface 23 is parallel to the display module 60.
The adjustment block 20 is mounted in the placement area 140. The bottom surface 23 contacts the bottom surface of the placement area 140. The three side surfaces 25 are in contact with the first mating surface 141 and the fourth side surface 26 is in contact with the second mating surface 143.
In this embodiment, the angle between the first side surface 21 and the bottom surface 23 is 85 degrees. In other embodiments, the first side surface 21 may be at an angle of between 80 degrees and 89 degrees to the bottom surface 23.
The adjustment block 20 is provided with a second locking hole 216 that mates with the first locking hole 126.
The second locking hole 216 is opened from the first side surface 21 to the second side surface 22.
The adjustment block 20 further includes a first aperture 201 and a second aperture 202. The first opening 201 and the second opening 202 are both opened from the top surface 24 toward the bottom surface 23. The first opening 201 and the second opening 202 are separated by a spacer 203. The partition 203 extends a length relative to the bottom surface 203 that exceeds the height of the second locking hole 216 relative to the bottom surface 23. This is provided so that a subsequent locking member can be locked to the diaphragm 203. The partition 203 has a first abutting surface 2031 and a second abutting surface 2032. The first abutting surface 2031 is parallel to the second side surface 22, and the second abutting surface 2032 is parallel to the first side surface 21. The first opening 201 is provided with an inner side 221, and the inner side 221 faces the second abutting surface 2032. The inner side 221 is parallel to the second abutting surface 2032.
A positioning groove 218 is disposed above the second locking hole 216.
The third side surface 25 is provided with a first guiding stud 250 extending in a first direction and the fourth side surface 26 is provided with a second guiding stud 260 extending in a first direction, which is perpendicular to the bottom surface 203.
The first guide post 250 is opposite to the second guide post 260, a first alignment mark 252 is provided at the top end of the first guide post 250, and a second alignment mark 254 is provided at the top end of the second guide post 260. In the present embodiment, the first alignment mark 252 is o, and the second alignment mark 254 is Δ.
The third side surface 25 and the fourth side surface 26 are respectively provided with a positioning portion 258, the positioning portions 258 are located at the bottom ends of the first guide posts 250, and the positioning portions 258 are located at the bottom ends of the second guide posts 260.
The first retaining groove 154 and the second retaining groove 156 are configured to receive a positioning portion 258. In this embodiment, the two positioning portions 258 are spherical positioning beads.
When the adjusting block 20 is mounted in the placement area 140, the first guide post 250 and the second guide post 260 of the adjusting block 20 are aligned with the two first guide grooves 148 or the two second guide grooves 149, the guide posts slide into the guide grooves by moving towards the guide grooves, and the adjusting block 20 is further slid to elastically deform and squeeze the two positioning parts 258 into the first retaining grooves 154 and the second retaining grooves 156, so that the adjusting block 20 is fixed in the placement area 140, and when the adjusting block 20 is dismounted, the adjusting block 20 can be dismounted by only lifting up the adjusting block 20 to remove the positioning parts 258 from the first retaining grooves 154 and the second retaining grooves 156.
Referring to fig. 7 to 9, the tiled display screen 200 further includes a locking member 30. Each adjacent two of the display units 100 are unlocked by two locking members 30.
The locking member 30 includes a head 32, a stem 34 extending from the head 32, an engaging portion 36 disposed at an end of the stem 34, an elastic element 38 sleeved on the stem 34, and a sleeve 31 sleeved on the stem 34 and accommodating the elastic element 38, wherein the engaging portion 36 extends in a direction perpendicular to the stem 34. That is, the elastic member 38 is abutted between the head portion 32 and one end of the sleeve-facing portion 31 facing the engaging portion 36.
During the assembly, the first assembly sidewall 12 of one display unit 100 and the second assembly sidewall 14 of the other display unit 100 are close together, the locking member 30 is inserted through the first locking hole 126 and the second locking hole 216, and the head 32 is rotated, so that the engaging portion 36 is locked in the adjusting block 20.
Referring to fig. 7, when the guide post of the adjusting block 20 is received in the first guide groove 148 and the second side surface 22 of the adjusting block 20 is located at the outer side of the box 10, that is, when the alignment mark ∈0° on the box 10 is opposite to the delta on the adjusting block 20, the second side surface 22 protrudes out of the second splicing sidewall 14 and the second side surface 22 is perpendicular to the display screen module 60, two display screen modules 60 of the spliced display screen formed after splicing are located at the same plane, that is, the splicing angle of the display screen modules 60 of the two display screen units 100 is 180 °. At this time, the engaging portion 36 abuts against the first abutting surface 2031. The positioning body 130 is located in the positioning groove 218. A gap is formed between the second splicing sidewall 14 and the first splicing sidewall 12, and the positioning body 132 is separated from the positioning hole 142.
Referring to fig. 8, when the guide post of the adjusting block 20 is received in the first guide groove 148 and the first side surface 21 of the adjusting block 20 is located at the outer side of the box 10, i.e. when the mark o-5 ° on the box is opposite to the mark o on the adjusting block 20, the first side surface 21 protrudes out of the second splicing side wall 14, and the splicing angle is 175 °. At this time, the engaging portion 36 abuts against the second abutting surface 2032. The positioning body 130 is located in the positioning groove 218. The positioning body 132 is separated from the positioning hole 142.
Referring to fig. 9, when the guide post of the adjusting block is received in the second guide groove 149 and the adjusting block 20 is located at the inner side of the second splicing sidewall 14, that is, when the mark v+5° on the case 10 is opposite to the mark Δ on the adjusting block 20, the splicing angle is 185 °. At this time, the engaging portion 36 abuts against the inner surface 221. The positioning body 132 is positioned in the positioning hole 142. The positioning body 130 is separated from the positioning groove 218.
In summary, in the display screen unit 100 and the tiled display screen 200 provided by the present invention, the adjusting block 20 is an irregular hexahedron, and an included angle between one side surface and the bottom end surface is 85 degrees, so that the inclination angle of the adjusting block 20 relative to the placement area can be adjusted, and the tiled angle of the tiled display screen can be adjusted; the requirements of rapid assembly, splicing and disassembly can be met, and the splicing gap can be reduced as much as possible.
The present invention is not limited to the details and embodiments described herein, and thus additional advantages and modifications may readily be made by those skilled in the art, without departing from the spirit and scope of the general concepts defined in the claims and the equivalents thereof, and the invention is not limited to the specific details, representative apparatus and illustrative examples shown and described herein.