CN212079852U - Splicing mechanism of LED display - Google Patents

Abstract

The utility model discloses a splicing mechanism of an LED display screen, which comprises a box body and a plurality of sections of bolts, wherein the plurality of sections of bolts comprise a head part and a rod part which are connected with each other; the rod part is sequentially provided with a limiting rod, a positioning rod and a threaded rod along the direction far away from the head part; one side of the box body is provided with a limiting hole, the other side of the box body is provided with a positioning hole and a threaded hole, and an inner end opening of the positioning hole is communicated with an outer end opening of the threaded hole; the side of two adjacent boxes pastes closely each other, and the threaded rod passes spacing hole, locating hole back and screw hole threaded connection in proper order, and the locating lever inserts in the locating hole and makes two box location, and the spacing pole inserts spacing downthehole messenger two boxes spacing, and then realizes the concatenation between the two adjacent boxes. The utility model discloses in, through the cooperation of multistage bolt and spacing hole, locating hole and screw hole, can realize location and locking between the box simultaneously, and then realize the concatenation of LED display screen, easy operation, spare part is few, low in production cost.

Description

Splicing mechanism of LED display

technical field

The utility model relates to the technical field of LED display, in particular to a splicing mechanism of an LED display screen.

Background technique

The patent with the authorization announcement number CN 206711508 U discloses an LED splicing display screen, which is formed by splicing a plurality of LED display units. Among them, the positioning between the adjacent LED display units is realized by fixing pins and positioning holes, and then the locking connection is realized by the sub-buckles and the female buckles, so that the adjacent LED display units are spliced together.

It can be seen that the splicing of the display screen is divided into two steps: positioning and locking, and corresponding parts are required respectively. Therefore, workers have many and cumbersome processes when splicing display screens, and factories have many parts and high costs when producing LED display units.

Utility model content

The technical problem to be solved by the utility model is based on the above-mentioned shortcomings of the prior art, a splicing mechanism of an LED display screen is proposed, which solves the problems of complicated splicing process of the LED display screen and high cost of the splicing mechanism.

The technical scheme of the present utility model is achieved in this way:

The splicing mechanism of the LED display screen includes a box body and a multi-section bolt, and the multi-section bolt includes a head and a rod part connected to each other; the rod part is sequentially provided with a limit rod, a positioning rod and a thread along the direction away from the head. A rod; one side of the box body is provided with a limiting hole, the other side is provided with a positioning hole and a threaded hole, and the inner end opening of the positioning hole communicates with the outer end opening of the threaded hole;

The sides of the two adjacent boxes are closely attached to each other, the threaded rods pass through the limiting holes and the positioning holes in sequence and then are threadedly connected to the threaded holes, and the positioning rods are inserted into the positioning holes and make the two The boxes are positioned, and the limit rods are inserted into the limit holes to limit the positions of the two boxes, thereby realizing the splicing between the two adjacent boxes.

Further, the diameters of the limiting rod, the positioning rod and the threaded rod are successively decreased, and the diameters of the limiting hole, the positioning hole and the threaded hole are successively decreased.

Further, a first convex cone surface is provided between the limit rod and the positioning rod, and a second convex cone surface is provided between the positioning rod and the threaded rod.

Further, the outer end opening of the positioning hole is provided with a first concave conical surface, and a second concave conical surface is provided between the positioning hole and the threaded hole.

Further, a side of the head away from the rod portion is provided with a hexagonal groove.

By adopting the above technical scheme, the beneficial effect of the present utility model is that: through the cooperation of multi-section bolts with the limit holes, the positioning holes and the threaded holes, the positioning and locking between the boxes can be realized at the same time, thereby realizing the splicing of the LED display screen, Simple operation, easy to use, few parts and low production cost.

Description of drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are just some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without any creative effort.

FIG. 1 is a schematic structural diagram of an embodiment.

FIG. 2 is a schematic structural diagram of a multi-section bolt in an embodiment.

FIG. 3 is a cross-sectional view of the embodiment before splicing.

FIG. 4 is a cross-sectional view of the embodiment after splicing.

In the figure, 10-box, 11-limiting hole, 12-positioning hole, 13-threaded hole, 14-first concave conical surface, 15-second concave conical surface, 20-multi-section bolt, 21-head, 211-hexagonal groove, 22-rod, 221-limiting rod, 222-positioning rod, 223-threaded rod, 224-first convex cone surface, 225-second convex cone surface.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

As shown in FIG. 1 and FIG. 2 , in the embodiment provided by the present invention, the splicing mechanism of the LED display screen includes a box body 10 and a multi-section bolt 20 . The multi-section bolt 20 includes a head portion 21 and a rod portion 22 that are connected to each other; One side of the box body 10 is provided with a limiting hole 11 , and the other side is provided with a positioning hole 12 and a threaded hole 13 .

As shown in Figures 3 and 4, when the LED display screen is spliced: the sides of the two adjacent boxes 10 are closely attached to each other, and the threaded rod 223 passes through the limiting hole 11 and the positioning hole 12 in turn and is threadedly connected to the threaded hole 13 for positioning. The rod 222 is inserted into the positioning hole 12 to position the two boxes 10 , and the limit rod 221 is inserted into the limit hole 11 to limit the position of the two boxes 10 , thereby realizing the splicing between the two adjacent boxes 10 .

The diameters of the limit rod 221 , the positioning rod 222 and the threaded rod 223 are successively reduced, and the diameters of the limit hole 11 , the positioning hole 12 and the threaded hole 13 are successively reduced, thereby facilitating the rapid insertion of the rod 22 into the limit rod 221 and the positioning rod 222 and inside the threaded rod 223.

A first convex cone surface 224 is provided between the limiting rod 221 and the positioning rod 222, a second convex cone surface 225 is provided between the positioning rod 222 and the threaded rod 223, and a first concave cone is provided at the outer end opening of the positioning hole 12 A second concave conical surface 15 is arranged between the positioning hole 12 and the threaded hole 13 . Among them, the first convex conical surface 224, the second convex conical surface 225, the first concave conical surface 14, and the second concave conical surface 15 can realize the guiding function of the rod portion 22, so that the rod portion 22 can be inserted into the limit more accurately. Position rod 221 , positioning rod 222 and threaded rod 223 .

A hexagonal groove 211 is provided on the side of the head portion 21 away from the rod portion 22 . The hexagonal groove 211 is used to cooperate with an external hexagonal wrench, thereby driving the multi-section bolts 20 to rotate, so that the threaded rod 223 is threadedly connected to the threaded hole 13 .

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the within the scope of protection of the present invention.

Claims (5)

1. The splicing mechanism of the LED display screen comprises a box body and a plurality of sections of bolts, wherein the plurality of sections of bolts comprise a head part and a rod part which are connected with each other; the method is characterized in that: the rod part is sequentially provided with a limiting rod, a positioning rod and a threaded rod along the direction far away from the head part; one side of the box body is provided with a limiting hole, the other side of the box body is provided with a positioning hole and a threaded hole, and an inner end opening of the positioning hole is communicated with an outer end opening of the threaded hole;

   the side faces of the adjacent two boxes are tightly attached to each other, the threaded rod sequentially penetrates through the limiting hole and the positioning hole and then is in threaded connection with the threaded hole, the positioning rod is inserted into the positioning hole to position the two boxes, the limiting rod is inserted into the limiting hole to position the two boxes, and therefore splicing between the adjacent two boxes is achieved.
2. 2. The splicing mechanism of the LED display screen according to claim 1, wherein: the diameters of the limiting rod, the positioning rod and the threaded rod are reduced in sequence, and the diameters of the limiting hole, the positioning hole and the threaded hole are reduced in sequence.
3. 3. The splicing mechanism of the LED display screen according to claim 1, wherein: a first convex conical surface is arranged between the limiting rod and the positioning rod, and a second convex conical surface is arranged between the positioning rod and the threaded rod.
4. 4. The splicing mechanism of the LED display screen according to claim 1, wherein: the outer end opening of the positioning hole is provided with a first concave conical surface, and a second concave conical surface is arranged between the positioning hole and the threaded hole.
5. 5. The splicing mechanism of the LED display screen according to claim 1, wherein: and a hexagonal groove is formed in one side, far away from the rod part, of the head part.

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