CN113674633A - Splicing screen - Google Patents
Splicing screen Download PDFInfo
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- CN113674633A CN113674633A CN202110792171.2A CN202110792171A CN113674633A CN 113674633 A CN113674633 A CN 113674633A CN 202110792171 A CN202110792171 A CN 202110792171A CN 113674633 A CN113674633 A CN 113674633A
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- 238000003780 insertion Methods 0.000 claims abstract description 34
- 230000037431 insertion Effects 0.000 claims abstract description 34
- 230000007246 mechanism Effects 0.000 claims description 28
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 15
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/302—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements characterised by the form or geometrical disposition of the individual elements
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention relates to the technical field of display, in particular to a spliced screen. The first box installation lockpin of first LED display screen, the second box installation back of the body frame of second LED display screen, first lock handle card is gone into the second bayonet socket, first lock axle inserts the locking hole in the lockpin, when second lock handle card is gone into the fourth bayonet socket, the locking hole in second lock axle insertion lockpin, carry out the dismouting through the plug mode, and easy operation saves time, and the solution is when two LED display screens splice, adopts the bolted connection mode to make the dismouting complicated, problem consuming time many.
Description
Technical Field
The invention relates to the technical field of display, in particular to a spliced screen.
Background
At present, when two LED display screens splice, most all adopt the bolt to carry out threaded connection, but adopt the concatenation mode of bolt, the dismouting is more complicated, and is consuming time many.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a spliced screen, which aims to solve the problems that when two LED display screens are spliced, the assembly and disassembly are complex and time is consumed due to the adoption of a bolt connection mode.
The technical scheme provided by the invention is as follows:
a spliced screen comprises a first LED display screen and a second LED display screen, wherein the second LED display screen comprises a second box body, the second box body is provided with a back frame, and the back frame comprises a left support rod assembly, a right support rod assembly and a middle support rod assembly; the first LED display screen comprises a first box body, the first box body is provided with two lock pins, each lock pin comprises a lock pin body, each lock pin body comprises an insertion end and a connecting end, each insertion end is provided with a locking hole, and each connecting end is arranged on the upper side wall of the first box body;
the left support rod assembly comprises a first support rod, a first connecting block and a first lock body, the first connecting block is connected with one end of the first support rod, and the first connecting block is arranged on the upper side wall of the second box body;
the first lock body comprises a first lock body, a first lock shaft and a first lock handle, the first lock body is connected with the other end of the first supporting rod, the first lock body is arranged on the lower side wall of the second box body, the first lock body is provided with a first groove, a first transverse hole and a first longitudinal hole, the first transverse hole penetrates through the bottom of the first groove, the first transverse hole is communicated with the first longitudinal hole, the first lock shaft is inserted into the first transverse hole, the first lock handle penetrates through the first groove and is connected with the first lock shaft, the side wall of the first groove is provided with a first bayonet and a second bayonet, the insertion end is inserted into the first longitudinal hole, when the first lock handle is clamped into the second bayonet, the first lock shaft is inserted into the lock hole in the insertion end in the first longitudinal hole, when the first locking handle is clamped into the first bayonet, the first locking shaft is withdrawn from the locking hole in the insertion end in the first longitudinal hole;
the right supporting rod assembly comprises a second supporting rod, a second connecting block and a second lock body, the second connecting block is connected with one end of the second supporting rod, and the second connecting block is arranged on the upper side wall of the second box body;
the second lock body comprises a second lock body, a second lock shaft and a second lock handle, the second lock body is connected with the other end of the second support rod, the second lock body is arranged on the lower side wall of the second box body, the second lock body is provided with a second groove, a second transverse hole and a second longitudinal hole, the second transverse hole penetrates through the bottom of the second groove, the second transverse hole is communicated with the second longitudinal hole, the second lock shaft is inserted into the second transverse hole, the second lock handle penetrates through the second groove and is connected with the second lock shaft, the side wall of the second groove is provided with a third bayonet and a fourth bayonet, the insertion end is inserted into the second longitudinal hole, when the second lock handle is clamped into the fourth bayonet, the second lock shaft is inserted into the locking hole in the insertion end arranged in the second longitudinal hole, when the second lock handle is clamped into the third bayonet, the second lock shaft exits from the locking hole in the insertion end in the second longitudinal hole;
the left branch vaulting pole subassembly includes first connecting rod and second connecting rod, the right branch vaulting pole subassembly includes right connecting rod and first rotary mechanism, first connecting rod one end with first connecting block is connected, the other end with the intermediate strut pole subassembly is connected, second connecting rod one end with this body coupling of first lock, the other end with the intermediate strut pole subassembly is connected, first rotary mechanism locates the second bracing piece is located the second connecting block with between the second lock body, right side connecting rod one end with first rotary mechanism connects, the other end with the intermediate strut pole subassembly is connected.
Further, the left support rod assembly comprises a first rotating block and a first rotating shaft, the first lock body is provided with a first rotating groove, a fourth clamping groove and a first rotating hole, the first rotating hole is communicated with the first rotating groove, the fourth clamping groove is formed in the side wall of the first rotating groove and corresponds to the first rotating hole, the first rotating block comprises a first inserting portion and a first connecting portion, the first inserting portion is provided with a first shaft hole, the first inserting portion is inserted into the first rotating groove, the first rotating shaft is connected with the first rotating hole and penetrates through the first shaft hole to be inserted into the fourth clamping groove, and one end of the first connecting rod is connected with the first connecting portion.
Further, first connecting portion are equipped with first index pin, first lock body is equipped with first rotatory draw-in groove and the rotatory draw-in groove of second, works as when first rotatory piece rotates first rotational position, first index pin card goes into first rotatory draw-in groove, works as when first rotatory piece rotates the second rotational position, first index pin card goes into the rotatory draw-in groove of second.
Further, left side bracing piece subassembly includes the rotatory piece of second and second pivot, first connecting block is equipped with second swivelling chute, fifth draw-in groove and second rotation hole, the second rotate the hole with the second swivelling chute intercommunication, the fifth draw-in groove is located the lateral wall of second swivelling chute, and with the second rotates the hole and corresponds, the rotatory piece of second includes that the second inserts portion and second connecting portion, the second inserts the portion and is equipped with the second shaft hole, the second inserts the portion and inserts the second swivelling chute, the second pivot with the second rotates jogged joint, and passes the second shaft hole inserts the fifth draw-in groove, the one end of second connecting rod with the second connecting portion are connected.
Further, the second connecting portion are provided with second indexing pins, the first connecting block is provided with a third rotary clamping groove and a fourth rotary clamping groove, when the second rotary block rotates to a third rotary position, the second indexing pins are clamped into the third rotary clamping groove, and when the second rotary block rotates to a fourth rotary position, the second indexing pins are clamped into the fourth rotary clamping groove.
Further, first rotary mechanism includes first rotating member, first spacing ring and second spacing ring, first spacing ring with the second spacing ring cup joint in the second bracing piece, first rotating member rotates the cover and locates the bracing piece, and is located first spacing ring with between the second spacing ring, first rotating member one end with first spacing ring butt, the other end with the second spacing ring butt, first rotating member is equipped with the third connecting portion, the third connecting portion with the right connecting rod is connected.
Further, first rotating member is equipped with the third graduation round pin, first rotating member is equipped with fifth rotation draw-in groove and sixth rotation draw-in groove, works as when first rotating member rotates fifth rotational position, third graduation round pin card is gone into fifth rotation draw-in groove, works as when first rotating member rotates sixth rotational position, third graduation round pin card is gone into sixth rotation draw-in groove.
Further, the right connecting rod includes first pole, second pole and slewing mechanism, slewing mechanism includes first turning block, second turning block and axis of rotation, a lateral wall of first turning block is equipped with the rotation inserted block, another lateral wall of first turning block with the one end of first pole is connected, the other end of first pole with the intermediate strut pole subassembly is connected, a lateral wall of second turning block is equipped with the rotation groove, another lateral wall of second turning block with the one end of second pole is connected, the other end of second pole with the intermediate strut pole subassembly is connected, the second turning block is equipped with the rotation hole, the rotation hole with the rotation groove intercommunication, the rotation inserted block is equipped with the shaft hole, the rotation inserted block inserts the rotation groove, the axis of rotation with the rotation jogged joint, and pass the shaft hole.
Further, slewing mechanism includes the fourth graduation round pin, the fourth graduation round pin is located the second rotating block, it is equipped with the rotatory draw-in groove of third to rotate the inserted block, works as when first rotating block rotates the third rotational position, the fourth graduation round pin card is gone into the rotatory draw-in groove of third.
According to the technical scheme, the invention has the beneficial effects that: the first box installation lockpin of first LED display screen, the second box installation back of the body frame of second LED display screen, first lock handle card is gone into the second bayonet socket, first lock axle inserts the locking hole in the lockpin, when second lock handle card is gone into the fourth bayonet socket, the locking hole in second lock axle insertion lockpin, carry out the dismouting through the plug mode, and easy operation saves time, and the solution is when two LED display screens splice, adopts the bolted connection mode to make the dismouting complicated, problem consuming time many.
Drawings
FIG. 1 is a schematic structural diagram of a tiled display panel provided by an embodiment of the present invention;
FIG. 1a is a schematic structural diagram of a back frame provided by an embodiment of the present invention;
FIG. 1b is a schematic structural diagram of a locking pin provided by an embodiment of the present invention;
FIG. 2 is a schematic structural view of a left support rod assembly provided by an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a first support rod provided by an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a first connection block provided by applying an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a first rotating block provided by an embodiment of the present invention;
FIG. 6 is a schematic structural diagram of a second rotating block provided by an embodiment of the present invention;
fig. 7 is a schematic structural diagram of a first lock body provided by applying an embodiment of the present invention;
fig. 8 is a schematic structural diagram of a first lock body provided by applying an embodiment of the present invention;
FIG. 9 is a cross-sectional view of a first lock body provided by an embodiment of the present invention;
FIG. 10 is a schematic structural diagram of a first lock shaft provided by an embodiment of the present invention;
FIG. 11 is a schematic structural view of a right support rod assembly provided by an embodiment of the present invention;
FIG. 12 is a schematic structural diagram of a second support rod provided by an embodiment of the present invention;
FIG. 13 is a schematic structural diagram of a right link provided by an embodiment of the present invention;
FIG. 14 is a schematic view of another embodiment of a right support rod assembly provided by embodiments of the present invention;
figure 15 is a schematic structural diagram of a second lock body provided by the embodiment of the invention;
FIG. 16 is a schematic structural view of an intermediate strut assembly provided by an embodiment of the present invention;
FIG. 17 is a schematic structural diagram of a third support rod provided by an embodiment of the present invention;
FIG. 18 is a schematic structural view of a coupling mechanism provided by an embodiment of the present invention;
FIG. 19 is a schematic structural view of a first sleeve provided by an embodiment of the present invention;
fig. 20 is a schematic structural diagram of a connection pipe provided by applying an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1A, 1B and fig. 1 to 10, an embodiment of the present invention provides a spliced screen 1C, which includes a first LED display screen 1B and a second LED display screen 1A, where the second LED display screen 1A includes a second box 1A1, the second box 1A1 is provided with a back frame 6, and the back frame 6 includes a left support rod assembly 3, a right support rod assembly 4 and a middle support rod assembly 5. The first LED display screen 1B includes a first casing 1B1, the first casing 1B1 is provided with two lock pins 1, the lock pin 1 includes a lock pin body 11, the lock pin body 11 includes an insertion end 111 and a connection end 112, the insertion end 111 is provided with a locking hole 1111, and the connection end 112 is provided on an upper sidewall of the first casing 1B 1.
The left support bar assembly 3 includes a first support bar 31, a first connecting block 32 and a first lock 2, the first connecting block 32 is connected to one end of the first support bar 31, and the first connecting block 32 is disposed on the upper sidewall of the second box 1a 1.
The first lock body 2 includes a first lock body 21, a first lock shaft 22 and a first lock handle 23, the first lock body 21 is connected to the other end of the first support rod 31, the first lock body 21 is disposed on the lower side wall of the second casing 1a1, the first lock body 21 is provided with a first recess 211, a first transverse hole 212 and a first longitudinal hole 213, the first transverse hole 212 penetrates the bottom of the first recess 211, the first transverse hole 212 communicates with the first longitudinal hole 213, the first lock shaft 22 is inserted into the first transverse hole 212, the first lock handle 23 is connected to the first lock shaft 22 through the first recess 211, the side wall of the first recess 211 is provided with a first notch 2111 and a second notch 2112, the insertion end 111 is inserted into the first longitudinal hole 213, when the first lock handle 23 is latched into the second notch 2112, the first lock shaft 22 is inserted into the lock hole 1111 in the lock pin 1 disposed in the first longitudinal hole 213, when the first lock handle 23 is latched into the first notch 2111, the first lock shaft 22 exits the locking hole 1111 in the lock pin 1 disposed in the first longitudinal hole 213.
The first lock handle 23 moves rightwards to drive the first lock shaft 22 to move rightwards, the side wall of the first groove 211 blocks the first lock handle 23, the first lock handle 23 rotates and is clamped into the second bayonet 2112, the first lock shaft 22 is inserted into the locking hole 1111 in the lock pin 1, and at the moment, the first lock body 2 is in a locking state. The first lock handle 23 rotates to exit the second bayonet 2112, the first lock handle 23 moves leftwards to drive the first lock shaft 22 to move leftwards, the side wall of the first groove 211 blocks the first lock handle 23, the first lock handle 23 rotates to be clamped into the first bayonet 2111, the first lock shaft 22 exits the locking hole 1111 in the lock pin 1, and at the moment, the first lock body 2 is in an unlocking state.
Specifically, the first lock handle 23 is clamped into the second bayonet 2112, the first lock shaft 22 is completely inserted into the first transverse hole 212, the first lock handle 23 is clamped into the first bayonet 2111, and a part of the first lock shaft 22 is withdrawn from the first transverse hole 212 and exposed out of the first lock body 21.
The right supporting rod assembly 4 includes a second supporting rod 41, a second connecting block 42 and a second lock body 2a, the second connecting block 42 is connected to one end of the second supporting rod 41, and the second connecting block 42 is disposed on the upper side wall of the second casing 1a 1.
The second locker 2a includes a second locker body 21a, a second locking shaft 22a, and a second locking handle 23a, the second locker body 21a is coupled to the other end of the second support rod 41, the second locker body 21a is disposed at a lower sidewall of the second case 1a1, the second locker body 21a is provided with a second recess 211a, a second transverse hole 212a and a second longitudinal hole 213a, the second transverse hole 212a penetrates a bottom of the second recess 211a, the second transverse hole 212a communicates with the second longitudinal hole 213a, the second locking shaft 22a is inserted into the second transverse hole 212a, the second locking handle 23a is coupled to the second locking shaft 22a through the second recess 211a, a sidewall of the second recess 211a is provided with a third bayonet 2111a and a fourth bayonet 2112a, the insertion end 111 is inserted into the second longitudinal hole 213a, the second locking shaft 22a is inserted into the locking hole 1111 a of the locking pin disposed in the second longitudinal hole 213a when the second locking handle 23a is snapped into the fourth bayonet 2112a, when the second lock handle 23a is snapped into the third notch 2111a, the second lock shaft 22a exits the locking hole 1111 in the lock pin 1 disposed in the second longitudinal hole 213 a. The second lock handle 23a moves leftwards, which drives the second lock shaft 22a to move leftwards, the sidewall of the second recess 211a blocks the second lock handle 23a, the second lock handle 23a rotates and is clamped into the fourth bayonet 2112a, the second lock shaft 22a is inserted into the locking hole 1111 of the lock pin 1, and at this time, the second lock body 2a is in a locked state. The second lock handle 23a rotates to exit the fourth bayonet 2112a, the second lock handle 23a moves rightwards, the second lock shaft 22a is driven to move rightwards, the side wall of the second groove 211a blocks the second lock handle 23a, the second lock handle 23a rotates and is clamped into the third bayonet 2111a, the second lock shaft 22a exits the locking hole 1111 in the lock pin 1, and at the moment, the second lock body 2a is in an unlocking state.
Specifically, the second lock handle 23a is clamped into the fourth bayonet 2112a, the second lock shaft 22a is completely inserted into the second transverse hole 212a, the second lock handle 23a is clamped into the third bayonet 2111a, and a portion of the second lock shaft 22a is withdrawn from the second transverse hole 212a and exposed to the second lock body 21 a.
The left support rod component 3 comprises a first connecting rod 333 and a second connecting rod 337, the right support rod component 4 comprises a right connecting rod 43 and a first rotating mechanism 44, one end of the first connecting rod 333 is connected with the first connecting block 32, the other end of the first connecting rod is connected with the middle support rod component 5, one end of the second connecting rod 337 is connected with the first lock body 21, the other end of the second connecting rod 337 is connected with the middle support rod component 5, the first rotating mechanism 44 is arranged on the second support rod 41 and is located between the second connecting block 42 and the second lock body, one end of the right connecting rod 43 is connected with the first rotating mechanism 44, and the other end of the right connecting rod 43 is connected with the middle support rod component 5.
In this embodiment, the first lock body 2 includes the first wave ball screw 24, the first lock body 21 is provided with the first mounting hole 214, the first mounting hole 214 is communicated with the first transverse hole 212, the first wave ball screw 24 is connected with the first mounting hole 214, the first lock shaft 22 is provided with the first clamping groove 221 and the second clamping groove 222, when the first lock handle 23 is clamped into the second bayonet 2112, the first wave ball screw 24 is clamped into the first clamping groove 221, and when the first lock handle 23 is clamped into the first bayonet 2111, the first wave ball screw 24 is clamped into the second clamping groove 222. Thus, by positioning the first wave ball screw 24, it can be avoided that the first lock handle 23 is clamped into the first bayonet 2111 or the second bayonet 2112, and the first lock shaft 22 is accidentally rotated, so that the first lock handle 23 is clamped out of the first bayonet 2111 or the second bayonet 2112.
In this embodiment, the inner sidewall of the first longitudinal hole 213 is provided with a third locking groove 2131, and when the first lock handle 23 is locked into the second locking notch 2112, the first lock shaft 22 is inserted into the third locking groove 2131 through the first longitudinal hole 213. When the first lock body 2 is in the locked state, the first lock shaft 22 abuts against the hole wall of the first transverse hole 212 and the groove wall of the third clamping groove 2131, so that the first lock shaft 22 is more stable.
In this embodiment, the left support rod assembly 3 includes a first rotation block 331 and a first rotation shaft 332, the first lock body 21 is provided with a first rotation groove 215, a fourth clamping groove 2151 and a first rotation hole 2152, the first rotation hole 2152 is communicated with the first rotation groove 215, the fourth clamping groove 2151 is provided on a side wall of the first rotation groove 215 and corresponds to the first rotation hole 2152, the first rotation block 331 includes a first insertion portion 3311 and a first connection portion 3312, the first insertion portion 3311 is provided with a first shaft hole 33111, the first insertion portion 3311 is inserted into the first rotation groove 215, the first rotation shaft 332 is connected with the first rotation hole 2152 and passes through the first shaft hole 33111 to be inserted into the fourth clamping groove 2151, and one end of the first connection rod 333 is connected with the first connection portion 3312. The first lock body 21 not only has a locking function but also provides a function of rotational coupling. The first rotation block 331 rotates in the first rotation groove 215 about the first rotation shaft 332, and the first link 333 rotates about the first rotation shaft 332 due to the connection of the first connection part 3312 with the first link 333. The other end of the first link 333 is for connection and fixation.
In this embodiment, the first connecting portion 3312 is provided with a first index pin 33121, the first lock body 21 is provided with a first rotary slot 2161 and a second rotary slot 2162, when the first rotary block 331 rotates to the first rotary position, the first index pin 33121 is inserted into the first rotary slot 2161, and when the first rotary block 331 rotates to the second rotary position, the first index pin 33121 is inserted into the second rotary slot 2162. The first lock body 21 provides the first rotation block 331 rotated at it with the first rotation notch 2161 and the second rotation notch 2162 which are rotationally positioned, thereby rotationally positioning the rotation of the first link 333.
Specifically, when the first index pin 33121 is engaged with the first rotary slot 2161, the first link 333 protrudes from the case 1A1, and the first link 333 supports the second case 1A1 to erect the second LED display 1A. When the first index pin 33121 is inserted into the second rotary slot 2162, the first link 333 is received in the second box 1A1 of the second LED display screen 1A, which facilitates transportation of the second LED display screen 1A.
In this embodiment, the left support rod assembly 3 includes a first threaded pin 34, the first connecting block 32 is provided with a first through hole 321 and a first screw hole 322, the first screw hole 322 penetrates through the first connecting block 32 and is communicated with the first through hole 321, the first support rod 31 is provided with a first pin hole 311, the first support rod 31 is inserted into the first through hole 321, and the first threaded pin 34 is connected with the first screw hole 322 and passes through the first pin hole 311. The first connecting block 32 is connected with the first supporting rod 31 in a firm and cost-saving manner.
Specifically, the first connecting block 32 can also be used for mounting a lock pin, and the upper side wall of the second box 1A1 of the second LED display screen 1A can be spliced with another LED display screen.
In this embodiment, the left support rod assembly 3 includes a second rotation block 335 and a second rotation shaft 336, the first connection block 32 is provided with a second rotation groove 323, a fifth locking groove 324 and a second rotation hole 325, the second rotation hole 325 is communicated with the second rotation groove 323, the fifth locking groove 324 is provided at a side wall of the second rotation groove 323 and corresponds to the second rotation hole 325, the second rotation block 335 includes a second insertion portion 3351 and a second connection portion 3352, the second insertion portion 3351 is provided with a second shaft hole 33511, the second insertion portion 3351 is inserted into the second rotation groove 323, the second rotation shaft 336 is connected with the second rotation hole 325 and is inserted into the fifth locking groove 324 through the second shaft hole 33511, and one end of the second connection rod 337 is connected with the second connection portion 3352. The first linkage block 32 may also provide the function of a swivel connection. The second rotating block 335 rotates in the second rotating groove 323 about the second rotating shaft 336, and the second connecting portion 3352 is connected to the second connecting rod 337, so that the second connecting rod 337 rotates about the second rotating shaft 336. The other end of the second link 337 is used for connection and fixation.
In this embodiment, the second connecting portion 3352 is provided with a second index pin 33521, the first connecting block 32 is provided with a third rotary slot 326 and a fourth rotary slot 327, the second index pin 33521 is inserted into the third rotary slot 326 when the second rotary block 335 is rotated to the third rotary position, and the second index pin 33521 is inserted into the fourth rotary slot 327 when the second rotary block 335 is rotated to the fourth rotary position. First link 32 provides rotationally positioned third rotational slot 326 and fourth rotational slot 327 for second rotational block 335 to rotate on, thereby rotationally positioning the rotation of second link 337.
Specifically, when the second index pin 33521 is inserted into the third rotary slot 326, the second link 337 protrudes out of the second casing 1A1 of the second LED display screen 1A, and the second link 337 supports the second casing 1A1 of the second LED display screen 1A, so that the second LED display screen 1A is upright. When the second index pin 33521 is inserted into the fourth rotary slot 327, the second link 337 is received in the second box 1A1 of the second LED display screen 1A, so that the second LED display screen 1A can be transported conveniently.
In this embodiment, the left support rod assembly 3 includes a second threaded pin 338, the first lock body 21 is provided with a second threaded hole 217, the second threaded hole 217 penetrates through the first lock body 21 and is communicated with the first longitudinal hole 213, the first support rod 31 is provided with a second pin hole 312, the first support rod 31 is inserted into the first longitudinal hole 213, and the second threaded pin 338 is connected with the second threaded hole 217 and passes through the second pin hole 312; the first support rod 31 is a tube having a second through hole 313, the second through hole 313 is used for inserting the lock pin 1 in the first box 1B1 of the first LED display screen 1B, and the first support rod 31 is provided with a third through hole 314 for the first lock shaft 22 to pass through. The first lock body 21 and the first support rod 31 are connected firmly and cost-effectively.
As shown in fig. 11 to 15, in the present embodiment, the first rotating mechanism 44 includes a first rotating element 441, a first limiting ring 443 and a second limiting ring 444, the first limiting ring 443 and the second limiting ring 444 are sleeved on the second support rod 41, the first rotating element 441 is rotatably sleeved on the second support rod 41 and located between the first limiting ring 443 and the second limiting ring 444, one end of the first rotating element 441 abuts against the first limiting ring 443, the other end abuts against the second limiting ring 444, the first rotating element 441 has a third connecting portion 4411, and the third connecting portion 4411 is connected with the right connecting rod 43. The first rotating member 441 rotates around the second support rod 41, so that the right link 43 also rotates around the second support rod 41, and the right link 43 is used for connection and fixation.
In this embodiment, the first rotating member 441 is provided with a third indexing pin 442, the first rotating member 441 is provided with a fifth rotating slot 414 and a sixth rotating slot, the third indexing pin 442 is inserted into the fifth rotating slot 414 when the first rotating member 441 rotates to the fifth rotating position, and the third indexing pin 442 is inserted into the sixth rotating slot when the first rotating member 441 rotates to the sixth rotating position. The second support rod 41 provides a fifth rotation locking groove 414 and a sixth rotation locking groove for rotationally locking the first rotation member 441, so that the rotation of the right link 43 is rotationally locked.
Specifically, when the third index pin 442 is inserted into the fifth rotary slot 414, the right link 43 protrudes out of the second casing 1A1 of the second LED display screen 1A, and the right link 43 supports the second casing 1A1 of the second LED display screen 1A, so that the second LED display screen 1A is erected. When the third index pin 442 is inserted into the sixth rotary slot, the right link 43 is received in the box 1A1 of the second LED display screen 1A, so that the second LED display screen 1A can be transported conveniently.
In this embodiment, the right link 43 includes a first rod 431, a second rod 432 and a rotating mechanism 433, the rotating mechanism 433 includes a first rotating block 4331, a second rotating block 4332 and a rotating shaft 4333, a side wall of the first rotating block 4331 is provided with a rotating insertion block 43311, the other side wall of the first rotating block 4331 is connected to one end of the first rod 431, the other end of the first rod 431 is connected to the intermediate support rod assembly 5, a side wall of the second rotating block 4332 is provided with a rotating groove 43322, the other side wall of the second rotating block 4332 is connected to one end of the second rod 432, the other end of the second rod 432 is connected to the intermediate support rod assembly 5, the second rotating block 4332 is provided with a third rotating hole 43321, the third rotating hole 43321 is communicated with the rotating groove 43322, the rotating insertion block 43311 is provided with a third shaft hole 433111, the rotating insertion block 43311 is inserted into the rotating groove 43322, and the rotating shaft 4333 is connected to the third rotating hole 43321 and passes through the third shaft hole 433111. The shape of the right link 43 is variable, and may be a straight rod in which the first rod 431 and the second rod 432 are aligned, a folded rod in which the first rod 431 and the second rod 432 are folded together, or a folded rod in which the first rod 431 and the second rod 432 are folded at a certain angle. Therefore, the right connecting rod 43 is convenient to support and fix the second LED display screen 1A, and the second LED display screen 1A is convenient to store and transport.
In this embodiment, the rotating mechanism 433 includes a fourth indexing pin 4334, the fourth indexing pin 4334 is disposed on the second rotating block 4332, the rotating insert block 43311 is disposed with a seventh rotating slot, and when the first rotating block 4331 rotates to the third rotating position, the fourth indexing pin 4334 is inserted into the seventh rotating slot. The third rotation position is that the first rod 431 and the second rod 432 are on the same straight line, and the fourth indexing pin 4334 is clamped into the seventh rotation clamping groove to limit rotation, so that the right connecting rod 43 is a straight rod.
As shown in fig. 16 to 20, the intermediate support rod assembly 5 includes a third support rod 51, a first link connection block 52, a second link connection block 53, a second rotation mechanism 54, and a connection mechanism 55.
The first connecting rod connecting block 52, the second connecting rod connecting block 53 and the second rotating mechanism 54 are arranged on the third supporting rod 51, the second rotating mechanism 54 is positioned between the first connecting rod connecting block 52 and the second connecting rod connecting block 53, the first connecting rod connecting block 52 is connected with the first connecting rod 333, the second connecting rod connecting block 53 is connected with the second connecting rod 337, and the second rotating mechanism 54 is connected with the right connecting rod 43.
The connecting mechanism 55 comprises a first sleeve 551, a first fixture block 552, a connecting fixing rod 553, a first connecting pin 554 and a second sleeve 555, the first sleeve 551 comprises a first opening and a second opening, the first fixture block 552 is provided with a first fixture hole 5521, the first fixture block 552 is arranged at the first opening, the connecting fixing rod 553 comprises a lock head 5531, a rod 5532 and a second fixture block 5533, the lock head 5531 is arranged at the head of the rod 5532, the second fixture block 5533 is arranged at the tail of the rod 5532, the head of the rod 5532 is provided with a first circumferential bayonet 55321, the tail of the rod 5532 is provided with a second circumferential bayonet 55322, the connecting fixing rod 553 enters the first sleeve 551 through the second opening, the lock head 5531 and the rod 5532 extend out of the first sleeve 551 through the first fixture hole 5521, and extends into the second sleeve 555, the second sleeve 555 is connected with the shaft 5532 through the first connecting pin 554, and the first sleeve 551 is connected with the third support rod 51 at the end of the second opening.
The second sleeve 555 moves forwards to enable the lock head 5531 to move forwards, the lock head 5531 is used for extending into a second clamping hole of a third clamping block in a box body of another LED display screen, the first clamping block 552 blocks the second clamping block 5533, the third clamping block is arranged in the first circumferential clamping opening 55321, the first clamping block 552 is arranged in the second circumferential clamping opening 55322, the second sleeve 555 rotates, the lock head 5531 and the rod 5532 clamp the third clamping block, and the second clamping block 5533 and the rod 5532 clamp the first clamping block 552.
In this embodiment, the second latch 5533 is provided with a second wave ball screw 55331, and the inner sidewall of the first sleeve 551 is provided with a positioning hole 5511 corresponding to the second wave ball screw 55331. The second sleeve 555 moves backwards until the second sleeve 555 cannot move backwards, the second block 5533 rotates to enable the second bump screw 55331 to be clamped into the positioning hole 5511, so that the lock head 5531 is aligned with the first block hole 5521, and the lock head 5531 conveniently extends out of the first sleeve 551 through the first block hole 5521.
In the present embodiment, the third supporting rod 51 is a tube having a fourth through hole 511.
In this embodiment, the intermediate lever assembly 5 includes a second connecting pin 56, a fourth latch 57 and a connecting tube 58, wherein one end of the connecting tube 58 is provided with a convex ring 581, the fourth latch 57 is provided at a nozzle of the connecting tube 58 at one end of the convex ring 581, the other end of the connecting tube 58 is inserted into the fourth through hole 511, the convex ring 581 abuts against the third supporting rod 51, and the connecting tube 58 is connected with the third supporting rod 51 and the first connecting rod block 52 through the second connecting pin 56. So that only one second connecting pin 56 can connect the connecting tube 58, the third support bar 51, and the first connecting rod block 52 together.
The fourth locking block 57 is provided with a second locking hole 571, the second locking hole 571 is used for allowing the locking head of the first box body 1B1 of the first LED display screen 1B to extend into, and the fourth locking block 57 is used for locking the locking head of the first box body 1B1 of the first LED display screen 1B. Thus, the middle supporting rod component 5 can also be spliced with the first LED display screen 1B for connection.
In this embodiment, the middle support rod assembly 5 includes a third connecting pin 59, one end of the first sleeve 551 at the second opening is inserted into the fourth through hole 511 of the third support rod 51, and the first sleeve 551 is connected to the third support rod 51 and the second connecting rod block 53 through the third connecting pin 59. Thus, only one third connecting pin 59 can connect the first sleeve 551, the third support rod 51 and the second connecting rod block 53 together.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. A spliced screen is characterized by comprising a first LED display screen and a second LED display screen, wherein the second LED display screen comprises a second box body, the second box body is provided with a back frame, and the back frame comprises a left support rod assembly, a right support rod assembly and a middle support rod assembly; the first LED display screen comprises a first box body, the first box body is provided with two lock pins, each lock pin comprises a lock pin body, each lock pin body comprises an insertion end and a connecting end, each insertion end is provided with a locking hole, and each connecting end is arranged on the upper side wall of the first box body;
the left support rod assembly comprises a first support rod, a first connecting block and a first lock body, the first connecting block is connected with one end of the first support rod, and the first connecting block is arranged on the upper side wall of the second box body;
the first lock body comprises a first lock body, a first lock shaft and a first lock handle, the first lock body is connected with the other end of the first supporting rod, the first lock body is arranged on the lower side wall of the second box body, the first lock body is provided with a first groove, a first transverse hole and a first longitudinal hole, the first transverse hole penetrates through the bottom of the first groove, the first transverse hole is communicated with the first longitudinal hole, the first lock shaft is inserted into the first transverse hole, the first lock handle penetrates through the first groove and is connected with the first lock shaft, the side wall of the first groove is provided with a first bayonet and a second bayonet, the insertion end is inserted into the first longitudinal hole, when the first lock handle is clamped into the second bayonet, the first lock shaft is inserted into the lock hole in the insertion end in the first longitudinal hole, when the first locking handle is clamped into the first bayonet, the first locking shaft is withdrawn from the locking hole in the insertion end in the first longitudinal hole;
the right supporting rod assembly comprises a second supporting rod, a second connecting block and a second lock body, the second connecting block is connected with one end of the second supporting rod, and the second connecting block is arranged on the upper side wall of the second box body;
the second lock body comprises a second lock body, a second lock shaft and a second lock handle, the second lock body is connected with the other end of the second support rod, the second lock body is arranged on the lower side wall of the second box body, the second lock body is provided with a second groove, a second transverse hole and a second longitudinal hole, the second transverse hole penetrates through the bottom of the second groove, the second transverse hole is communicated with the second longitudinal hole, the second lock shaft is inserted into the second transverse hole, the second lock handle penetrates through the second groove and is connected with the second lock shaft, the side wall of the second groove is provided with a third bayonet and a fourth bayonet, the insertion end is inserted into the second longitudinal hole, when the second lock handle is clamped into the fourth bayonet, the second lock shaft is inserted into the locking hole in the insertion end arranged in the second longitudinal hole, when the second lock handle is clamped into the third bayonet, the second lock shaft exits from the locking hole in the insertion end in the second longitudinal hole;
the left branch vaulting pole subassembly includes first connecting rod and second connecting rod, the right branch vaulting pole subassembly includes right connecting rod and first rotary mechanism, first connecting rod one end with first connecting block is connected, the other end with the intermediate strut pole subassembly is connected, second connecting rod one end with this body coupling of first lock, the other end with the intermediate strut pole subassembly is connected, first rotary mechanism locates the second bracing piece is located the second connecting block with between the second lock body, right side connecting rod one end with first rotary mechanism connects, the other end with the intermediate strut pole subassembly is connected.
2. The spliced screen of claim 1, wherein the left support rod assembly comprises a first rotating block and a first rotating shaft, the first lock body is provided with a first rotating groove, a fourth clamping groove and a first rotating hole, the first rotating hole is communicated with the first rotating groove, the fourth clamping groove is formed in the side wall of the first rotating groove and corresponds to the first rotating hole, the first rotating block comprises a first inserting portion and a first connecting portion, the first inserting portion is provided with a first shaft hole, the first inserting portion is inserted into the first rotating groove, the first rotating shaft is connected with the first rotating hole and penetrates through the first shaft hole to be inserted into the fourth clamping groove, and one end of the first connecting rod is connected with the first connecting portion.
3. The spliced screen of claim 2, wherein the first connection portion is provided with a first indexing pin, the first lock body is provided with a first rotary slot and a second rotary slot, the first indexing pin is snapped into the first rotary slot when the first rotary block is rotated to a first rotary position, and the first indexing pin is snapped into the second rotary slot when the first rotary block is rotated to a second rotary position.
4. The spliced screen of claim 1, wherein the left support rod assembly comprises a second rotating block and a second rotating shaft, the first connecting block is provided with a second rotating groove, a fifth clamping groove and a second rotating hole, the second rotating hole is communicated with the second rotating groove, the fifth clamping groove is formed in the side wall of the second rotating groove and corresponds to the second rotating hole, the second rotating block comprises a second inserting portion and a second connecting portion, the second inserting portion is provided with a second shaft hole, the second inserting portion is inserted into the second rotating groove, the second rotating shaft is connected with the second rotating hole and penetrates through the second shaft hole to be inserted into the fifth clamping groove, and one end of the second connecting rod is connected with the second connecting portion.
5. The spliced screen of claim 4, wherein the second connecting portion is provided with a second indexing pin, the first connecting block is provided with a third rotary slot and a fourth rotary slot, the second indexing pin is snapped into the third rotary slot when the second rotary block is rotated to a third rotary position, and the second indexing pin is snapped into the fourth rotary slot when the second rotary block is rotated to a fourth rotary position.
6. The spliced screen of claim 1, wherein the first rotating mechanism comprises a first rotating member, a first limit ring and a second limit ring, the first limit ring and the second limit ring are sleeved on the second support rod, the first rotating member is rotatably sleeved on the support rod and is located between the first limit ring and the second limit ring, one end of the first rotating member is abutted against the first limit ring, the other end of the first rotating member is abutted against the second limit ring, the first rotating member is provided with a third connecting portion, and the third connecting portion is connected with the right connecting rod.
7. The tiled screen of claim 6 wherein the first rotating member is provided with a third indexing pin, the first rotating member is provided with a fifth rotating slot and a sixth rotating slot, the third indexing pin is snapped into the fifth rotating slot when the first rotating member is rotated to a fifth rotational position, and the third indexing pin is snapped into the sixth rotating slot when the first rotating member is rotated to a sixth rotational position.
8. The spliced screen of claim 1, wherein the right connecting rod comprises a first rod, a second rod and a rotating mechanism, the rotating mechanism comprises a first rotating block, a second rotating block and a rotating shaft, one side wall of the first rotating block is provided with a rotating insertion block, the other side wall of the first rotating block is connected with one end of the first rod, the other end of the first rod is connected with the middle supporting rod assembly, one side wall of the second rotating block is provided with a rotating groove, the other side wall of the second rotating block is connected with one end of the second rod, the other end of the second rod is connected with the middle supporting rod assembly, the second rotating block is provided with a rotating hole, the rotating hole is communicated with the rotating groove, the rotating insertion block is provided with a shaft hole, the rotating insertion block is inserted into the rotating groove, and the rotating shaft is connected with the rotating hole, and passes through the shaft hole.
9. The spliced screen of claim 8, wherein the rotation mechanism includes a fourth indexing pin, the fourth indexing pin is disposed on the second rotation block, the rotation insert block is provided with a third rotation slot, and the fourth indexing pin is inserted into the third rotation slot when the first rotation block is rotated to a third rotation position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110792171.2A CN113674633B (en) | 2021-07-13 | 2021-07-13 | Spliced screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110792171.2A CN113674633B (en) | 2021-07-13 | 2021-07-13 | Spliced screen |
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| Publication Number | Publication Date |
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| CN113674633A true CN113674633A (en) | 2021-11-19 |
| CN113674633B CN113674633B (en) | 2024-01-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110792171.2A Active CN113674633B (en) | 2021-07-13 | 2021-07-13 | Spliced screen |
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| CN (1) | CN113674633B (en) |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN113674633B (en) | 2024-01-26 |
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