CN112750372A - Quick adjustable connecting piece and LED display screen - Google Patents
Quick adjustable connecting piece and LED display screen Download PDFInfo
- Publication number
- CN112750372A CN112750372A CN202011605348.5A CN202011605348A CN112750372A CN 112750372 A CN112750372 A CN 112750372A CN 202011605348 A CN202011605348 A CN 202011605348A CN 112750372 A CN112750372 A CN 112750372A
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- connecting rod
- locking
- hole
- lock catch
- rod
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Classifications
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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
- G09F9/302—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
- G09F9/3026—Video wall, i.e. stackable semiconductor matrix display modules
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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
Abstract
The invention relates to the technical field of splicing of large-screen display products, in particular to a quick adjustable connecting piece and an LED display screen. A quick adjustable connection, comprising: the lock catch component comprises a lock catch pull rod with a through hole on the surface and a fastening piece which is fixed with the lock catch pull rod and is positioned above the through hole of the lock catch pull rod; the connecting rod assembly comprises a guide piece, a limiting piece, a connecting rod and a fixing piece, a through hole is formed in the surface of the guide piece, the head of the connecting rod penetrates through the through hole of the guide piece and the through hole of the lock catch pull rod and is fastened by the fastening piece, a longitudinal sliding groove is formed in the outer wall of the middle of the connecting rod, the limiting piece is arranged in the guide piece and moves up and down along the sliding groove of the connecting rod to limit the moving path of the connecting rod, and the. The invention provides a quick adjustable connecting piece, which is characterized in that a box body is fastened together through fixing a lock catch component and a connecting rod component, and the quick adjustable connecting piece has the advantages of simple structure, quick adjustment and convenience in installation.
Description
Technical Field
The invention relates to the technical field of splicing of large-screen display products, in particular to a quick adjustable connecting piece and an LED display screen.
Background
With the development of intelligent information technology, large-screen splicing display equipment is used in more and more occasions to achieve a better propaganda content display effect. According to different display requirements and purposes, different large-screen display products can be used in different fields. The LED display screen is a large-screen spliced product which is most widely applied at present, can be applied to indoor and outdoor, and is an LED display technology which is adopted by common door advertising screens, large square publicity screens, market publicity screens and the like.
The LED display screen is a screen body formed by a plurality of unit display box bodies which can be combined and spliced, the area of each LED display screen box body cannot be too large, and one box body generally corresponds to one display unit. When the existing small-spacing LED display screen box bodies are fixedly connected, most of the LED display screen box bodies are realized by using a quick lock mechanism or a through screw between the box bodies. Although the locking operation of the quick locking mechanism is simple and quick, in the locking process, the flatness between the two boxes cannot be adjusted, basically, the flatness can only be completely realized by depending on the processing precision of the boxes, or the flatness can only be ensured by additional structural positioning between the boxes, or the flatness is adjusted by other structural members after being locked, and the adjustment efficiency is lower in the whole. The installation mode of the through screw is simple, the two boxes can be slowly locked after being adjusted in flatness, but the installation process takes long time due to the fact that the two boxes need to be aligned and are slowly screwed by using tools, and therefore the overall installation efficiency is low.
Disclosure of Invention
The invention aims to overcome at least one defect of the prior art and provides a quick adjustable connecting piece which is used for solving the problem that the flatness of a box body is difficult to be adjusted and the box body is difficult to be fixed efficiently at the same time by using a quick locking mechanism or a penetrating screw mode.
The invention also provides an LED display screen.
The technical scheme adopted by the invention is as follows:
a quick adjustable connection, comprising:
the lock catch component comprises a lock catch pull rod with a through hole on the surface and a fastening piece which is fixed with the lock catch pull rod and is positioned above the through hole of the lock catch pull rod;
link assembly, link assembly contains guide, locating part, connecting rod and mounting, the through-hole has been seted up on the guide surface, the connecting rod head passes the guide through-hole with hasp pull rod through-hole, by the clasp straining, vertical spout is seted up to connecting rod middle part outer wall, the locating part is located in the guide, along the connecting rod spout reciprocates in order to restrict the removal route of connecting rod, the connecting rod with mounting sliding fit fixes.
The connecting rod of this technical scheme card is at ordinary times in the through-hole of guide, is equipped with the locating part in the guide, and the locating part is supporting the spout of connecting rod side. Because the head of the limiting part is propped, the connecting rod can freely slide up and down in the hole of the guiding part, and cannot fall off from the guiding fixing block, so that the use is convenient. This technical scheme's quick adjustable connector is used for connecting and two fixed adjacent boxes, the bottom and the top of adjacent box are arranged respectively in to the two parts of connecting piece, the connecting rod head passes guide through-hole and hasp pull rod through-hole, detain the back by the cramp, do not have spacing locking completely, can control the roughness between the good box of front and back adjustment this moment, it is fixed with mounting and connecting rod mutual locking again, thereby through the fixed box fastening together between hasp subassembly and link assembly, the steam generator has simple structure, adjust fast and simple to operate's characteristics.
Preferably, the neck of the connecting rod is provided with an inwards concave clamping groove, and the fastening piece is clamped in the clamping groove to fasten the connecting rod.
Preferably, the tail part of the connecting rod is provided with an external thread, and the inner wall of the fixing piece is provided with an internal thread which is mutually screwed with the external thread of the connecting rod.
Preferably, the limiting part is a ball spring positioning screw, a threaded hole is formed in the side wall of the guide part, the ball spring positioning screw is screwed in and fixed in the threaded hole, and the head of the ball spring positioning screw moves up and down along the connecting rod sliding groove.
Preferably, the diameter of the head of the connecting rod does not exceed the diameter of the middle of the connecting rod; the diameter of the middle part of the connecting rod does not exceed the outer diameter of the tail part of the connecting rod; the diameter of the guide through hole is larger than the diameter of the middle part of the connecting rod.
Preferably, the fastening piece is a return spring group consisting of two springs parallel to each other, and the distance between the return spring groups is smaller than the diameter of the clamping groove. In this technical scheme, hasp subassembly and link assembly adorn respectively in the both sides of adjacent box, and the center is just right, and when the connecting rod upwards pushed into the hasp subassembly, the draw-in groove of connecting rod neck can block in the through-hole of hasp pull rod under the effort of reset spring group. After the relative positions of the two box bodies are adjusted, the fixing piece is screwed, and the fixing piece enables the lock catch component and the connecting rod component to be tightly attached under the limiting of the connecting rod and the lock catch pull rod, so that the purpose of fixing the box bodies is achieved.
Preferably, the locking assembly further comprises a locking lower cover arranged below the locking pull rod, and a through hole corresponding to the locking pull rod is formed in the surface of the locking lower cover.
Further preferably, the hasp subassembly still contains to be located the hasp upper cover of hasp pull rod top, the hasp upper cover with the hasp lower cover is closed each other, the hasp pull rod with the cramp is fixed in the hasp upper cover with in the cavity that the hasp lower cover formed, the hasp upper cover seted up with the through-hole that the hasp pull rod is corresponding. In the technical scheme, the space formed by the lock catch upper cover and the lock catch lower cover seals the lock catch pull rod and the fastening piece, and the protection effect can be achieved.
Further preferably, the diameters of the through holes of the upper lock catch cover, the lower lock catch cover and the lock catch pull rod are larger than the diameter of the middle part of the connecting rod.
The utility model provides a LED display screen, comprises a plurality of unit display box concatenation, use as before between the unit display box a quick adjustable connecting piece connect, the hasp subassembly with link assembly arranges bottom and top of adjacent unit display box respectively in, the link head passes the guide through-hole with hasp pull rod through-hole, by the fastener withholds, adjusts the relative roughness between the unit display box about, will again the mounting with link assembly locks fixedly each other, thereby passes through the hasp subassembly with fixing between link assembly fastens adjacent unit display box together.
During the use, the head of connecting rod passes the outer wall of guide and two adjacent unit display box, is detained by the cramp after passing the through-hole of hasp pull rod again, adjusts the relative position of two unit display box, and the afterbody of connecting rod is screwed up to the mounting after the roughness reaches the requirement, and under the spacing of cramp, along with the mounting shifts up, hasp subassembly and link assembly lock gradually until fixing the box. When this technical scheme uses quick adjustable connecting piece to splice the installation to the unit display box and obtain the LED display screen, not only can adjust the roughness between the box, and need not use tools, only can fix with screwing up with the hand, adjust quick, simple to operate.
Compared with the prior art, the invention has the beneficial effects that:
(1) the invention provides a quick adjustable connecting piece, which is characterized in that a box body is fastened together by fixing a lock catch component and a connecting rod component, and the quick adjustable connecting piece has the characteristics of simple structure, quick adjustment and convenient installation;
(2) the invention provides an LED display screen which can adjust the flatness between unit display box bodies, does not need tools, can be fixed only by screwing by hands, and is quick to adjust and convenient to install.
Drawings
Fig. 1 is a schematic perspective view of the quick adjustable connector of this embodiment 1.
Fig. 2 is an exploded view of the latch assembly of this embodiment 1.
Fig. 3 is an exploded view of the connecting rod assembly of the present embodiment 1.
Fig. 4 is a schematic view of the LED display screen of this embodiment 2.
The figure includes: a first case 100; a second case 200; a latch assembly 300; a latch upper cover 310; a return spring group 320; the first spring 321; a second spring 322; a latch pull rod 330; a latch lower cover 340; a connecting rod assembly 400; a guide 410; a threaded hole 411; ball spring set screws 420; a connecting rod 430; a card slot 431; a chute 432; external threads 433; the nut 440 is fixed.
Detailed Description
The drawings are only for purposes of illustration and are not to be construed as limiting the invention. For a better understanding of the following embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
Example 1
As shown in fig. 1, the present embodiment 1 is a quick adjustable connector, which includes a latch assembly 300 and a connecting rod assembly 400 that are engaged with each other.
As shown in fig. 2, the locking assembly 300 includes a locking rod 330 having a through hole formed on a surface thereof, and a fastening member fixed to the locking rod 330 and located above the through hole of the locking rod 330. The fastening member of the present embodiment 1 is a return spring assembly 320 composed of two first springs 321 and a second spring 322 parallel to each other. The locking assembly 300 further includes a locking lower cover 340 disposed below the locking rod 330 and a locking upper cover 310 disposed above the locking rod 330, wherein the surfaces of the locking lower cover 340 and the locking upper cover 310 are both provided with through holes corresponding to the locking rod 330. The upper lock catch cover 310 and the lower lock catch cover 340 are closed with each other, and the lock catch pull rod 330 and the return spring assembly 320 are fixed in a cavity formed by the upper lock catch cover 310 and the lower lock catch cover 340. In this embodiment 1, the space formed by the latch upper cover 310 and the latch lower cover 340 encloses the latch pull rod 330 and the return spring assembly 320, so as to protect them.
As shown in fig. 3, the connecting rod assembly 400 includes a guiding element 410, a limiting element, a connecting rod 430 and a fixing element, wherein a through hole is formed on the surface of the guiding element 410, the head of the connecting rod 430 passes through the through hole of the guiding element 410 and the through hole of the locking pull rod 330 and is fastened by the return spring assembly 320, a longitudinal sliding slot 432 is formed on the outer wall of the middle portion of the connecting rod 430, the limiting element is disposed in the guiding element 410 and moves up and down along the sliding slot 432 of the connecting rod 430 to limit the moving path of the connecting rod 430. The neck of the connecting rod 430 in this embodiment 1 is provided with an inward-concave slot 431, the return spring set 320 is clamped in the slot 431 to fasten the connecting rod 430, and the distance between the return spring sets 320 is smaller than the diameter of the slot 431. The connecting rod 430 is usually clamped in the through hole of the guide member 410, and a limiting member is installed in the guide member 410 and abuts against a sliding groove 432 on the side surface of the connecting rod 430. Because the head of the limiting part is propped, the connecting rod 430 can freely slide up and down in the hole of the guide part 410, and cannot fall off from the guide fixing block, so that the use is convenient. The tail of the connecting rod 430 is provided with an external thread 433, the fixing piece is a fixing nut 440, and the inner wall of the fixing nut 440 is provided with an internal thread mutually screwed with the external thread 433 of the connecting rod 430. The quick adjustable connector of this embodiment 1 is used for connecting and fixing two adjacent boxes, the bottom and the top of adjacent box are arranged respectively in to two parts of connecting piece, connecting rod 430 head passes guide 410 through-hole and hasp pull rod 330 through-hole, detain the back by reset spring group 320, do not have complete spacing locking, can control the roughness between the good box of front and back adjustment this moment, again with fixation nut 440 and connecting rod 430 fixed of locking each other, thereby through the fixed box fastening together between hasp subassembly 300 and link assembly 400, simple structure has, adjust characteristics fast and simple to operate.
The limiting member in this embodiment 1 is a ball spring positioning screw 420, a threaded hole 411 is formed in a side wall of the guiding member 410, the ball spring positioning screw 420 is screwed into and fixed in the threaded hole 411, and a head of the ball spring positioning screw 420 moves up and down in a sliding groove 432 of the connecting rod 430. The diameter of the head of the connecting rod 430 does not exceed the diameter of the middle of the connecting rod 430; the diameter of the middle part of the connecting rod 430 does not exceed the outer diameter of the tail part of the connecting rod 430; the diameter of the through hole of the guide 410 is larger than the middle diameter of the link 430. The diameters of the through holes of the latch upper cover 310, the latch lower cover 340 and the latch pull rod 330 are larger than the diameter of the middle part of the connecting rod 430.
When the quick adjustable connector of this embodiment 1 is used, the locking assembly 300 and the connecting rod assembly 400 are respectively installed at two sides of the adjacent box body, and the centers of the two sides are opposite to each other, and when the connecting rod 430 is pushed upwards into the locking assembly 300, the locking groove 431 at the neck of the connecting rod 430 is locked in the through hole of the locking pull rod 330 under the action of the return spring assembly 320. After the relative positions of the two boxes are adjusted, the fixing nut 440 is screwed, and the lock catch assembly 300 and the connecting rod assembly 400 are tightly attached by the fixing nut 440 under the limit of the connecting rod 430 and the lock catch pull rod 330, so as to fix the boxes.
Example 2
As shown in fig. 4, this embodiment 2 is an LED display screen, which is formed by splicing a plurality of unit display boxes, and the unit display boxes are connected by using the quick adjustable connector of embodiment 1. When the LED display screen is used, the head of the connecting rod 430 penetrates through the guide piece 410 and the outer walls of the adjacent first box body 100 and the second box body 200, penetrates through the through hole of the lock catch pull rod 330 and then is buckled by the reset spring group 320, the relative positions of the first box body 100 and the second box body 200 are adjusted, after the flatness meets the requirement, the fixing nut 440 is screwed to the tail of the connecting rod 430, the lock catch assembly 300 and the connecting rod assembly 400 are gradually locked until the box bodies are fixed along with the upward movement of the fixing nut 440 under the limiting effect of the reset spring group 320, other adjacent box bodies are sequentially spliced by using the quick adjustable connecting piece, and finally the LED display screen is obtained. When this technical scheme uses quick adjustable connecting piece to splice the installation to the unit display box and obtain the LED display screen, not only can adjust the roughness between the box, and need not use tools, only can fix with screwing up with the hand, adjust quick, simple to operate.
It should be understood that the above-mentioned embodiments of the present invention are only examples for clearly illustrating the technical solutions of the present invention, and are not intended to limit the specific embodiments of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention claims should be included in the protection scope of the present invention claims.
Claims (10)
1. A quick adjustable connector, comprising:
the lock catch component comprises a lock catch pull rod with a through hole on the surface and a fastening piece which is fixed with the lock catch pull rod and is positioned above the through hole of the lock catch pull rod;
link assembly, link assembly contains guide, locating part, connecting rod and mounting, the through-hole has been seted up on the guide surface, the connecting rod head passes the guide through-hole with hasp pull rod through-hole, by the clasp straining, vertical spout is seted up to connecting rod middle part outer wall, the locating part is located in the guide, along the connecting rod spout reciprocates in order to restrict the removal route of connecting rod, the connecting rod with mounting sliding fit fixes.
2. The quick adjustable connector as claimed in claim 1, wherein the neck of the connecting rod is formed with a concave slot, and the fastening member is clamped in the slot to fasten the connecting rod.
3. The quick adjustable connector as claimed in claim 1, wherein the connecting rod has an external thread at a rear portion thereof, and the fixing member has an internal thread formed at an inner wall thereof to be screwed with the external thread of the connecting rod.
4. The quick adjustable connector according to claim 1, wherein said position-limiting member is a ball spring positioning screw, said guide member has a threaded hole formed in a side wall thereof, said ball spring positioning screw is screwed into and fixed in said threaded hole, and a head of said ball spring positioning screw moves up and down along said connecting rod sliding groove.
5. The quick adjustable connection of claim 1, wherein a diameter of a head portion of said connecting rod does not exceed a diameter of a middle portion of said connecting rod; the diameter of the middle part of the connecting rod does not exceed the outer diameter of the tail part of the connecting rod; the diameter of the guide through hole is larger than the diameter of the middle part of the connecting rod.
6. The quick adjustable connector of claim 1, wherein said fastening member is a return spring assembly comprising two parallel springs, said return spring assembly having a spacing less than a diameter of said locking slot.
7. The quick adjustable connector of claim 1, wherein the locking assembly further comprises a locking lower cover disposed under the locking rod, and a through hole corresponding to the locking rod is formed on a surface of the locking lower cover.
8. The quick adjustable connector as claimed in claim 7, wherein the locking assembly further comprises an upper locking cover disposed above the locking rod, the upper locking cover and the lower locking cover are closed to each other, the locking rod and the fastening member are fixed in a cavity formed by the upper locking cover and the lower locking cover, and the upper locking cover is provided with a through hole corresponding to the locking rod.
9. The quick adjustable connector of claim 8, wherein the diameter of the through holes of the upper lock catch cover, the lower lock catch cover and the lock catch pull rod is larger than the diameter of the middle of the connecting rod.
10. An LED display screen, comprising a plurality of unit display boxes spliced together, wherein the unit display boxes are connected by using the quick adjustable connector as claimed in any one of claims 1 to 9, the locking assembly and the connecting rod assembly are respectively arranged at the bottom and the top of the adjacent unit display box, the head of the connecting rod passes through the guide through hole and the locking pull rod through hole, and is fastened by the fastening member, the relative flatness between the unit display boxes is adjusted around the fastening member, and then the fixing member and the connecting rod are locked and fixed with each other, so that the adjacent unit display boxes are fastened together by the locking assembly and the fixing between the connecting rod assemblies.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011605348.5A CN112750372B (en) | 2020-12-30 | 2020-12-30 | Quick adjustable connecting piece and LED display screen |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011605348.5A CN112750372B (en) | 2020-12-30 | 2020-12-30 | Quick adjustable connecting piece and LED display screen |
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| Publication Number | Publication Date |
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| CN112750372A true CN112750372A (en) | 2021-05-04 |
| CN112750372B CN112750372B (en) | 2022-06-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011605348.5A Active CN112750372B (en) | 2020-12-30 | 2020-12-30 | Quick adjustable connecting piece and LED display screen |
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Cited By (1)
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113674634A (en) * | 2021-07-13 | 2021-11-19 | 深圳市雷凌显示技术有限公司 | LED display screen |
| CN113674634B (en) * | 2021-07-13 | 2024-02-02 | 深圳市雷凌显示技术有限公司 | LED display screen |
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| Publication number | Publication date |
|---|---|
| CN112750372B (en) | 2022-06-21 |
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