Connection set, LED display unit and LED display systemTechnical field
The present invention relates to mounting technology field, in particular to a kind of connection set, LED display unit and LED display system.
Background technique
In prior art, between casing, between connection, flat board, Placement has multiple, adopts compound mode for the connection between LED screen body structure at present more, as: blinds latch, rotation zip, hasp etc. various ways realizes.Current display applications increasing extent is wide, and media releasing meeting, advertisement, performance, meeting etc. all need LED display to provide reliable display effect.
The installation of current LED display needs many people to coordinate, and screen body back support frame and the connecting sheet of adopting is fixed by the connection of bolt and display screen box body more.No matter screen body back support frame adopts aluminium section bar or the structure such as square steel, pipe all to need the time locking splicing of suitable place and abundance, is even welded and fixed structure.Fixed structure is heavy, is not easy turnover and dismounting fast, and screen embodies field needs more manpower to coordinate, and causes the waste of the resource such as human cost, financial cost, environmental protection.
Summary of the invention
The present invention aims to provide that a kind of structure is simple, the connection set of easy accessibility, LED display unit and LED display system.
To achieve these goals, according to an aspect of the present invention, a kind of connection set is provided, comprise: the first link, comprise the first pedestal and the first bearing pin, wherein, the end face of the first pedestal is provided with the first positioning hole, and the axis of the first positioning hole extends along first direction; First bearing pin to be arranged on the first pedestal and to extend perpendicular to first direction, and the second link, comprises the second pedestal, locating stud and hook, and wherein, the end face of the second pedestal is provided with the second positioning hole, and the axis of the second positioning hole extends along first direction; Locating stud to be arranged in the second positioning hole and to coordinate with the first positioning hole; The first end of hook is articulated on the second pedestal, and the second end of hook has hook body segment, makes locating stud be inserted in the first positioning hole when hook body segment coordinates with the first bearing pin.
Further, the second link also comprises: extension spring, and its first end is arranged on the second pedestal, and the second end of extension spring is arranged on the middle part of hook.
Further, the second link also comprises: for installing the second bearing pin of hook, it is arranged on the second pedestal, and the first end of hook has the mounting hole coordinated with the second bearing pin; For installing the 3rd bearing pin of extension spring, it is arranged on the second pedestal and at the second pedestal towards between one end and the second bearing pin of the first pedestal, the first end of extension spring is arranged on the 3rd bearing pin.
Further, the first pedestal is equipped with connecting plate away from one end of the second pedestal and the second pedestal away from one end of the first pedestal, and connecting plate has multiple attachment hole.
Further, connecting plate side is outwardly provided with pockets.
Further, the first pedestal is identical with the structure of the second pedestal.
Further, hook body segment has the guiding surface coordinated with the first link.
Further, the second end of hook is provided with handle.
Further, hook middle part has dodges groove, dodges in groove the 4th bearing pin be provided with for installing extension spring second end.
Further, the first positioning hole and the second positioning hole are two, are separately positioned on the both sides of hook, and locating stud is two, be arranged on accordingly respectively in two the second positioning holes, each locating stud has erection opening.
According to a further aspect in the invention, provide a kind of LED display unit, comprise power box and be arranged on the multiple connection sets on power box, connection set is above-mentioned connection set, each first link of multiple connection set is arranged on the first side Yan Chu of power box, each second link of multiple connection set be arranged on power box with first side along relative second side Yan Chu.
According to a further aspect in the invention, provide a kind of LED display system, comprise multiple interconnective LED display unit, LED display unit is above-mentioned LED display unit, and two adjacent LED display units are connected by connection set.
Apply technological scheme of the present invention, in use, first link and the second link are arranged on respectively on two adjacent parts, such as casing, flat board, and then utilize the connection between the first link and the second link and then adjacent two member in tight are connected.Connection procedure between first link and the second link is specific as follows: need first slightly to be alignd by second pedestal upper and lower (or left and right) of the first pedestal of the first link and the second link, locating stud is made to aim at the first positioning hole, locating stud is made to insert in the first positioning hole, second end of the hook of the second link is tilted, then make the hook body segment fastening of hook second end on the first bearing pin, meanwhile, locating stud is inserted in the first positioning hole.Like this, be strained and fixed each other while achieving the first pedestal and the second base stand location.Connection set structure of the present invention is simple, and can faster, more reliably connect two individual components separated, at concrete engineering site, when connection two individual components more efficiently and need not operate by other instrument realize thus make dismounting convenient.
Accompanying drawing explanation
The Figure of description forming a application's part is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 shows the decomposition texture schematic diagram of the embodiment according to connection set of the present invention;
Fig. 2 shows the perspective view of connection set under hook lifting status of Fig. 1;
Fig. 3 shows the perspective view of connection set under hook with the first bearing pin mated condition of Fig. 1;
Fig. 4 shows the cross-sectional schematic of the connection set of Fig. 3;
Fig. 5 shows the schematic front view of the embodiment according to LED display unit of the present invention; And
Fig. 6 shows the schematic side view of the LED display unit of Fig. 5.
Embodiment
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.
As shown in Figure 1, the connection set of the present embodiment comprises: cooperatively interact the first link 10 and the second link 20.First link 10 comprises the first pedestal 11 and the first bearing pin 12, wherein, the axis that the end face of the first pedestal 11 is provided with the first positioning hole 111, first positioning hole 111 extends along first direction, and the first bearing pin 12 to be arranged on the first pedestal 11 and to extend perpendicular to first direction; Second link 20 comprises the second pedestal 21, locating stud 22 and hook 23, wherein, the end face of the second pedestal 21 is provided with the second positioning hole, the axis of the second positioning hole extends along first direction, locating stud 22 to be arranged in the second positioning hole and to coordinate with the first positioning hole 111, locating stud 22 is preferably screwed onto in the second positioning hole, the first end of hook 23 is articulated on the second pedestal 21, second end of hook 23 has hook body segment 231, makes locating stud 22 be inserted in the first positioning hole 111 when hook body segment 231 coordinates with the first bearing pin 12.
The connection set of the present embodiment in use, first link 10 and the second link 20 are arranged on two adjacent parts respectively, such as casing, flat board, and then utilize the connection between the first link 10 and the second link 20 and then adjacent two member in tight are connected.Connection procedure between first link 10 and the second link 20 is specific as follows:
Need first the first pedestal 11 of the first link 10 and the second pedestal about 21 (or left and right) of the second link 20 slightly to be alignd, locating stud 22 is made to aim at the first positioning hole 111, locating stud 22 is made to insert in the first positioning hole 111, second end of the hook 23 of the second link 20 is tilted, as shown in Figure 2, then make hook body segment 231 fastening of hook 23 second end on the first bearing pin 12, meanwhile, locating stud 22 is inserted in the first positioning hole 111.Like this, be strained and fixed each other while achieving the first pedestal 11 and the second pedestal 21 location.The first link 10 after locking and the structure of the second link 20 are as shown in Figure 3 and Figure 4.
The connection set of the present embodiment can faster, connect two individual components separated more reliably, at concrete engineering site, during the present embodiment connected element more efficiently and realization need do not operated by other instrument.The connection set of the present embodiment is applicable to the installation and removal of LED display unit, but is not limited to be used in LED display industry, and other casing was suitable for too with dull and stereotyped connection.
As shown in Figure 1 and Figure 4, second link 20 also comprises: extension spring 24, its first end is arranged on the second pedestal 21, and the second end of extension spring 24 is arranged on the middle part of hook 23, and above-mentioned extension spring 24 can be strained hook 23 and then be made hook 23 automatically fastening on the first bearing pin 12.
As shown in Figure 1, the second link 20 also comprises: for install hook 23 the second bearing pin 26 and for extension spring 24 is installed the 3rd bearing pin the 25, three bearing pin 25 at the second pedestal 21 towards between one end and the second bearing pin 26 of the first pedestal 11.Second bearing pin 26 and the 3rd bearing pin 25 are all arranged on the second pedestal 21, and the first end of hook 23 has the mounting hole coordinated with the second bearing pin 26, and the first end of extension spring 24 is arranged on the 3rd bearing pin 25.Preferably, the two ends of extension spring 24 all have fixed hook, realize the fixing of extension spring 24 by hook.As shown in Figure 4, having in the middle part of hook 23 and dodge groove, dodging in groove the 4th bearing pin 232 be provided with for installing extension spring 24 second end.
For the ease of the connection set of the present embodiment is arranged on connected piece, preferably, as shown in Figures 1 to 4, first pedestal 11 is equipped with connecting plate 112 away from one end of the second pedestal 21 and the second pedestal 21 away from one end of the first pedestal 11, and connecting plate 112 has the multiple attachment holes for connecting.Easily the first and second pedestals of connection set can be screwed onto on connected piece by these attachment holes.Further preferably, fastening in order to ensure connection, as shown in Figure 4, connecting plate 112 side is outwardly provided with pockets 112a, one end of connected piece can be placed in this pockets 112a, this ensure that and there will not be relative play after connection completes.
In order to cost-saving, as shown in Figures 1 to 4, the first pedestal 11 is identical with the structure of the second pedestal 21.Like this, only one set of die need be used during fabrication.Various mounting hole on first and second pedestals and attachment hole can be processed after pedestal completes again.
As shown in Figure 1 and Figure 4, hook body segment 231 has the guiding surface 231a coordinated with the first link 10, in the process of connection first link 10 and the second link 20, under the effect of guiding surface 231a, the second end of the hook 23 of the second link 20 when this guiding surface 231a can touch the first link 10, is made to tilt.Preferably, the second end of hook 23 is provided with handle 233, when needs dismounting connection set, only need hold this handle 233 and make the second end of hook 23 tilt the disengagement that can realize hook body segment 231 and the first bearing pin 12.
As shown in Figure 1, the first positioning hole 111 and the second positioning hole are two, are separately positioned on the both sides of hook 23, and locating stud 22 is two, are arranged in two the second positioning holes respectively accordingly, each locating stud 22 have the erection opening 221 of convenient lifting.
As shown in Figure 5 to Figure 6, according to multiple connection sets that the embodiment of LED display unit of the present invention comprises power box 100 and is arranged on power box 100, connection set is above-mentioned connection set, each first link 10 of multiple connection set is arranged on the first side Yan Chu of power box 100, each second link 20 of multiple connection set be arranged on power box 100 with first side along relative second side Yan Chu.
Present invention also offers a kind of LED display system, multiple interconnective LED display unit is comprised according to the embodiment of LED display system of the present invention, LED display unit is above-mentioned LED display unit, and two adjacent LED display units are connected by connection set.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.