CN211150840U - Rotary splicing box - Google Patents

Abstract

The utility model relates to a rotary splicing box, which comprises a first splicing box, a second splicing box and a connecting head; the first splicing box and the second splicing box are rotatably connected by a rotating part, and a first splicing box is arranged in the first splicing box A conductor, a second conductor is arranged in the second splicing box, an annular conductor is arranged at the rotating part, the first end of the first conductor is in contact with the annular conductor, and the second end of the first conductor extends The splicing end of the first splicing box is in contact with the third conductor of the connector, the first end of the second conductor is in contact with the annular conductor extending into the second splicing box, and the second conductor of the second conductor is in contact with the annular conductor extending into the second splicing box. The splicing end of the end extending out of the second splicing box is in contact with the third conductor of the splice head. The rotary splicing box of the utility model can realize the distinction of different polarities when the low voltage is used, and at the same time realize the splicing of the guide rail or the bridge system at any angle through the rotating part, the installation and disassembly are convenient, and only the corresponding connection needs to be replaced in the later modification. head to complete the modification.

Description

A rotating splicing box

technical field

The utility model relates to the technical field of rail strip or bridge system splicing, in particular to a rotary splicing box.

Background technique

At present, most of the splicing between rail strips or bridge systems on the market are spliced by L-shaped joints. With this splicing structure, the angle of the spliced product is fixed, and it is difficult to adjust any angle in the use of splicing shapes. Moreover, in order to ensure the safety performance of the spliced product, the splicing piece and the splicing structure are connected and fixed by means of fixed connection, which is inconvenient for disassembly and maintenance. At the same time, these conventional joints cannot be distinguished when low-voltage input is used. Polarity, high cost, and complicated installation by users.

SUMMARY OF THE INVENTION

In order to overcome the above problems of the prior art, the utility model provides a rotary splicing box.

For solving the above-mentioned technical problems, the technical scheme of the present utility model is as follows:

A rotary splicing box, comprising a first splicing box, a second splicing box and a connector for connecting the first splicing box or the second splicing box and a splicing piece to be spliced; the first splicing box and the The second splicing box is connected by rotation through the rotating part, a first electrical conductor is arranged in the first splicing box, a second electrical conductor is arranged in the second splicing box, and a second electrical conductor is arranged at the rotating part. An annular conductor arranged coaxially with the rotating shaft, the first end of the first conductor is in contact with the annular conductor, and the second end of the first conductor extends beyond the splicing end of the first splicing box Contact with the third conductor of the connection head, the first end of the second conductor is in contact with the annular conductor extending into the second splicing box, the second conductor of the second conductor The splicing end extending out of the second splicing box is in contact with the third conductor of the splice head.

Further, as a preferred technical solution, there are a plurality of the annular conductors, the plurality of annular conductors are arranged concentrically and isolated from each other, and the number of the first conductors and the second conductors is the same as that of the annular conductors. body corresponds.

Further, as a preferred technical solution, the splicing end of the first splicing box is provided with a first slot for limiting the position of the first conductor, and the splicing end of the second splicing box is provided with a pair of The second card slot for limiting the position of the second conductor.

Further, as a preferred technical solution, the rotating part includes a first rotating part arranged on the first splicing box and a second rotating part arranged on the second splicing box; the first rotating part and The second rotating part is nested; a plurality of concentric first isolation poles are arranged in the first rotating part or the second rotating part, and the annular conductor is located between the first isolation poles .

Further, as a preferred technical solution, the first rotating part is a first installation groove extending along the lower surface of the first splicing box into the first splicing box, and in the first installation groove A second isolation pole is provided for isolating the first electrical conductor, and the second rotating part is a second splicing box extending along the upper surface of the second splicing box toward the direction of the first splicing box and can be embedded in the first splicing box. A limit ring in an installation groove, the first isolation pole is located in the limit ring; a second installation groove for installing the second conductor is provided in the second splicing box, and the first isolation pole is located in the limit ring; A third isolation pole which is concentric with the limiting ring and isolates the second conductor is arranged in the two installation grooves.

Further, as a preferred technical solution, a first insert block and a first buckle structure extend from the first end of the connecting head toward the splicing end direction of the first splicing box or the second splicing box. The splicing ends of a splicing box and a second splicing box are both provided with a first slot matching the first insert block and a second snap structure matching the first snap structure; the connection The first end of the head is inserted and installed in the first slot of the first splicing box or the second splicing box through the first insert block, and the first snap structure and the second snap structure The buckle is fixed, and the first end of the third conductor of the connection head extends out of the first end of the connection head and contacts the second end of the first conductor in the first splicing box, respectively, or contact with the second ends of the second conductors in the second splicing box respectively.

Further, as a preferred technical solution, the first slot is located in the middle of the splicing end of the first splicing box or the second splicing box, and the second buckle structure is located on the inner wall of the first slot, Two third slots are arranged in the first slot; the first snap structure is located on the first insert block, between the first insert block and the first splicing box or the second Insert strips matching the third slot extend toward the direction of the first slot from the two side ends of the opposite side of the splice end of the splice box.

Further, as a preferred technical solution, the two third slots are respectively located on the two side walls of the first slot or at both ends of the inner wall of the first slot; the structures of the two third slots are the same. or different.

Further, as a preferred technical solution, the first slot is located on both sides of the splicing end of the first splicing box or the second splicing box, and the first insert block is along the first end of the connecting head. Both sides extend toward the splicing end of the first splicing box or the second splicing box, and the first buckle structure is located between the two first insert blocks; located in the first splicing box or the second splicing box The structures of the two first slots on both sides of the splicing end of the splicing box are the same or different.

Further, as a preferred technical solution, the first buckle structure includes a first buckle hook and a first buckle groove; the second buckle structure includes a splicing end arranged on the first splicing box or the second splicing box. The second clasp at the upper end and the third clasp arranged at the lower end of the splicing end of the first splicing box or the second splicing box, the second clasp and the first clasp match the buckle position, and the first clasp A buckle groove and the third buckle match the buckle position; the third buckle is an elastic buckle structure, and the lower ends of the splicing ends of the first splicing box and the second splicing box are opposite to the third clasp A groove is provided to enable the third clasp to move.

Further, as a preferred technical solution, first inserts extend outward from both ends of the first insert block of the splice head facing away from the splicing end of the first splicing box or the second splicing box.

Further, as a preferred technical solution, a second insert is extended in the direction of the splicing piece at both ends of the first insert of the connector that faces away from the first splicing box or the second splicing box. .

Further, as a preferred technical solution, the first splicing box and/or the second splicing box include a plurality of splicing ends arranged on the outside of the rotating part; The splicing ends are distributed evenly along the rotating part respectively.

Further, as a preferred technical solution, it also includes a rotary connector, and the rotary connector includes a first rotating blade structure and a second rotating blade structure respectively arranged on the opposite sides of the first splicing box and the second splicing box. , the first rotating blade structure and the second rotating blade structure are folded or unfolded during the rotation process of the first splicing box and the second splicing box; the same side ends of the first rotating blade structure and the second rotating blade structure are respectively Abut against both side ends of the first end of the connecting head.

Further, as a preferred technical solution, the splicing piece includes a guide rail or a bridge system; the fourth conductor located at the second end of the connecting head extends out of both sides of the connecting head and the guide rail or bridge. System Contact Conduction

Compared with the prior art, the beneficial effects of the technical solution of the present utility model are:

The rotary splicing box of the utility model can realize the distinction of different polarities in low-voltage use, and at the same time realize the splicing of the guide rail or the bridge system at any angle through the rotating part, the installation and disassembly are convenient, the volume is small, and the cost is low, and in the later modification, only The modification can be completed by replacing the corresponding connector.

Description of drawings

FIG. 1 is an assembly diagram of a rotary splicing box box joint head of the present invention.

FIG. 2 is a structural diagram of the rotary splicing box of the present invention.

Figure 3 is an exploded view of the rotary splicing box of the present invention.

Figure 4 is an exploded view of the rotary splicing box of the present invention.

Figure 5 is an exploded view of the rotary splicing box of the present invention.

FIG. 6 is a state diagram of the utility model in use.

FIG. 7 is a state diagram of the utility model in use.

FIG. 8 is a structural diagram of a rotary splicing box according to Embodiment 2 of the present invention.

FIG. 9 is a structural diagram of a connecting head according to Embodiment 2 of the present invention.

FIG. 10 is a structural diagram of a splicing box according to Embodiment 2 of the present invention.

FIG. 11 is a structural diagram of a splicing box according to Embodiment 2 of the present invention.

FIG. 12 is a structural diagram of a connecting head according to Embodiment 3 of the present invention.

FIG. 13 is an exploded view of the rotary splicing box and accessories according to Embodiment 3 of the present invention.

FIG. 14 is an exploded view of the rotary splicing box and accessories according to Embodiment 3 of the present invention.

Fig. 15 is a use state diagram of Embodiment 3 of the present invention.

FIG. 16 is a use state diagram of Embodiment 3 of the present invention.

The accompanying drawings are for illustrative purposes only, and should not be construed as limitations on this patent; in order to better illustrate the present embodiment, some parts of the accompanying drawings may be omitted, enlarged or reduced, and do not represent the size of the actual product; for those skilled in the art For persons, it is understandable that some well-known structures and their descriptions in the accompanying drawings may be omitted; the same or similar reference numerals correspond to the same or similar components; the terms describing the positional relationship in the accompanying drawings are only used for exemplary description and cannot be understood to limit this patent.

Detailed ways

The preferred embodiments of the present utility model will be described in detail below in conjunction with the accompanying drawings, so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, and the protection scope of the present utility model can be more clearly defined.

Example 1

A rotary splicing box, as shown in Figures 1-5: comprising a first splicing box 1, a second splicing box 2 and a connection for connecting the first splicing box 1 or the second splicing box 2 with the splicing piece 4 that needs to be spliced. Nozzle 3; the first splicing box 1 and the second splicing box 2 are connected by rotation through the rotating part, a first electrical conductor 11 is arranged in the first splicing box 1, and a second electrical conductor 21 is arranged in the second splicing box 2 , an annular conductor 22 is arranged at the rotating part coaxially with its rotation axis, the first end of the first conductor 11 is in contact with the annular conductor 22, and the second end of the first conductor 11 extends out of the first splicing The splicing end of the box 1 is in contact with the third conductor 31 of the connector 3, the first end of the second conductor 21 is in contact with the annular conductor 22 extending into the second splicing box 2, and the second conductor 21 The second end of the splicing end extends out of the second splicing box 2 and contacts the third conductor 31 of the splice head 3 . The fourth conductor 34 located at the second end of the connecting head 3 extends out of both sides of the connecting head 3 to contact and conduct with the splicing piece 4 to be spliced.

In the present invention, there are a plurality of annular conductors 22 , the plurality of annular conductors 22 are arranged concentrically and isolated from each other, and the number of the first conductors 11 and the second conductors 21 corresponds to the annular conductors 22 . The specific number needs to be determined according to the number and polarity of the conductive strips in the splicing piece 4 to be spliced. Preferably, the number of the annular conductors 22 is 2, 3 or 4. In this embodiment, the annular conductors The number of 22 is 3.

The splicing end of the first splicing box 1 is provided with a first card slot for limiting the position of the first conductor 11 , and the splicing end of the second splicing box 2 is provided with a second card for limiting the position of the second conductor 21 The numbers of the slots, the first card slots and the second card slots are determined according to the numbers of the first conductors 11 and the second conductors 21 to isolate the first conductors 11 and the second conductors 21 respectively.

In the present invention, the rotating part includes a first rotating part 12 arranged on the first splicing box 1 and a second rotating part 23 arranged on the second splicing box 2; the first rotating part 12 and the second rotating part 23 Nested arrangement; a plurality of first isolation electrodes 231 are arranged in the first rotating part 12 or the second rotating part 23 , which are concentric and isolated from each other, and the annular conductor 22 is located between the first isolation electrodes 231 .

In this embodiment, the first rotating part 12 is a first installation groove extending along the lower surface of the first splicing box 1 into the first splicing box 1 , and a pair of first conductors is arranged in the first installation groove. 11 to isolate the second isolation pole 121, the second rotating part 23 is a limit ring extending along the upper surface of the second splicing box 2 towards the direction of the first splicing box 1 and can be embedded in the first installation groove, the first isolation The poles 231 are located in the limiting ring, and the number of the first isolation poles 231 is set according to the number of the annular conductors 22 to isolate the plurality of annular conductors 22; the second splicing box 2 is provided with a second conductor 21 The second installation groove is provided with a third isolation pole 24 which is concentric with the limit ring and isolates the second conductor 21 .

In the present invention, the first plug 32 and the first buckle structure 33 extend from the first end of the connecting head 3 toward the splicing end of the first splicing box 1 or the second splicing box 2 . The two ends of the first insert block 32 facing away from the splicing end side of the first splicing box 1 or the second splicing box 2 extend outwardly with a first insert 322 to facilitate the installation and disassembly of the staff, and also prevent the rotation of the splicing box. Or other splicing accessories are dropped, and the size of the first insert 322 is set according to the width and height of the splicing piece 4 to be spliced, so as to ensure the beauty and neatness of the splicing piece 4 after splicing.

Both the splicing ends of the first splicing box 1 and the second splicing box 2 are provided with a first slot 13 matching the first insert block 32 and a second snap structure 14 matching with the first snap structure 33; The first end of the connecting head 3 is inserted and installed in the first slot 13 of the first splicing box 1 or the second splicing box 2 through the first insert block 32 and is connected to the second buckle structure through the first buckle structure 33 and the second buckle structure. 14 is buckled and fixed, the first end of the third conductor 31 of the connecting head 3 extends out of the first end of the connecting head 3 and contacts the second end of the first conductor 11 in the first splicing box 1 respectively, Or contact with the second ends of the second conductors 21 in the second splicing box 2 respectively.

The first buckle structure 33 includes a first buckle 331 and a first buckle groove 332 ; the second buckle structure 14 includes a second buckle arranged on the upper end of the splicing end of the first splicing box 1 or the second splicing box 2 141 and the third clasp 142 arranged at the lower end of the splicing end of the first splicing box 1 or the second splicing box 2, the second clasp 141 and the first clasp 331 cooperate with the buckle position, the first clasp groove 332 and the third clasp The hook 142 is matched with the buckle position; the third buckle 142 is an elastic buckle structure, and the lower ends of the splicing ends of the first splicing box 1 and the second splicing box 2 are provided with the third clasp 142 opposite to the third clasp 142 to move groove 143.

In this embodiment, the first slot 13 is located in the middle of the splicing end of the first splicing box 1 or the second splicing box 2 , and the second buckle structure 14 is located on the inner wall of the first slot 13 . 13 is provided with two third slots 131; the first buckle structure 33 is located on the first insert block 32, on the opposite side of the first insert block 32 to the splicing end of the first splicing box 1 or the second splicing box 2. Inserting strips 321 matching with the third slot 131 extend from the two side ends toward the direction of the first slot 13 .

The two third slots 131 are respectively located on the two side walls of the first slot 13 or at both ends of the inner wall of the first slot 13 ; the structures of the two third slots 131 are the same or different. When the structure of the third slot 131 is the same, the splice head 3 can be installed at the splicing end of the first splicing box 1 or the second splicing box 2 at will. At this time, the first conductor in the first splicing box 1 will appear. 11 or the second conductor 21 in the second splicing box 2 is in contact with the third conductor 31 of the connecting head 3 whose polarity is different from that of the third conductor 31. In this case, the splicing without distinguishing the polarity is realized; When the structures of the three slots 131 are different, the splice head 3 can only be installed with the splicing end of the first splicing box 1 or the second splicing box 2 corresponding to the position of the third conductor 31. At this time, the first splicing box 1 The first conductor 11 inside or the second conductor 21 in the second splicing box 2 is in contact with the third conductor 31 of the connection head 3 with the same polarity as the third conductor 31, so as to realize the splicing of different polarities.

Preferably, the lower surface of the first hook 331 is an inclined surface, the upper surface of the second hook 141 is a matching inclined surface, and the upper surface of the third hook 142 is an inclined surface, and the first buckle groove 332 is matched with it, During installation, insert the first insert block 32 into the first slot 13 . At this time, the two insert bars 321 are inserted downward along the third slot 131 . During the insertion, the third hook 142 springs into the groove 114 , when the lower surface of the first clasp 331 is in contact with the upper surface of the second clasp 141, and the third clasp 142 is reset and buckled into the first clasp groove 332, it means that the first insert block 32 is inserted in place, and the splicing piece 4. After the splicing is completed, when disassembling, hold the third hook 142 and take out the splicing.

In the present invention, the first splicing box 1 and/or the second splicing box 2 include a plurality of splicing ends arranged on the outside of the rotating part; the plurality of splicing ends of the first splicing box 1 and the second splicing box 2 rotate along the The parts are evenly distributed to realize the splicing of multiple splicing pieces 4 .

Preferably, the first splicing box 1 and/or the second splicing box 2 include two splicing ends arranged outside the rotating part; the two splicing ends of the first splicing box 1 and the second splicing box 2 are respectively arranged symmetrically along the rotating part .

In the present embodiment, the splicing piece 4 includes a guide rail, and when the first splicing box 1 and the second splicing box 2 both include a splicing end arranged on the outside of the rotating part, the end-to-end splicing between two adjacent guide rails is realized, The splicing method is shown in Figure 6-7: the splicing is realized between the two adjacent guide rails by inserting the splicing head 3 inserted into it and the splicing end of the first splicing box 1 or the second splicing box 2 of the rotating splicing box. At this time, the fourth conductor 34 located at the second end of the connecting head 3 extends out of the two side surfaces of the connecting head 3 to be in contact with the guide rails.

When the first splicing box 1 and/or the second splicing box 2 include two splicing ends arranged on the outside of the rotating part, the splicing of 3 or 4 opposite ends of the guide rails is realized, and at the same time, the rotation part adjusts the distance between the two adjacent guide rails. The splicing angle between them can realize any angle splicing.

Example 2

The difference between this embodiment and Embodiment 1 is that the arrangement position of the first slot 13 is different.

In this embodiment, as shown in FIGS. 8-9 : the first slot 13 is located at both ends of the splicing end of the first splicing box 1 or the second splicing box 2 , and the first inserting block 32 is along the first slot of the splice head 3 . Both sides of one end extend toward the splicing end direction of the first splicing box 1 or the second splicing box 2, and the first buckle structure 33 is located between the two first insert blocks 32; The structures of the two first slots 13 on both sides of the splicing end of the splicing box 2 are the same or different. When the structure of the first slot 13 is the same, the splicing head 3 can be installed at the splicing end of the first splicing box 1 or the second splicing box 2 at will. At this time, the first conductor in the first splicing box 1 will appear. 11 or the second conductor 21 in the second splicing box 2 is in contact with the third conductor 31 of the connecting head 3 whose polarity is different from that of the third conductor 31. In this case, the splicing without distinguishing the polarity is realized; When the structure of a slot 13 is different, the splicing head 3 can only install the splicing end of the first splicing box 1 or the second splicing box 2 corresponding to the position of the third conductor 31. At this time, the first splicing box 1 The first conductor 11 inside or the second conductor 21 in the second splicing box 2 is in contact with the third conductor 31 of the connection head 3 with the same polarity as the third conductor 31, so as to realize the splicing of different polarities.

When this embodiment is applied to the splicing of the guide rails of Embodiment 1, the two ends of the first insert block 32 of the splice head 3 that face away from the splicing end of the first splicing box 1 or the second splicing box 2 do not need to be set. The first insert 322 .

The first splicing box 1 and/or the second splicing box 2 includes a plurality of splicing ends arranged on the outside of the rotating part, as shown in Figures 10-11: when the first splicing box 1 and/or the second splicing box 2 includes two The two splicing ends are arranged on the outside of the rotating part; the two splicing ends of the first splicing box 1 and the second splicing box 2 are respectively arranged symmetrically along the rotating part.

Example 3

The difference between this embodiment and Embodiment 1 lies in the difference of the splicing piece 4 .

In this embodiment, the splicing piece 4 includes a bridge system, and its splicing method is shown in Figures 12-16:

The splicing is realized between the adjacent bridge systems through the cooperation of the connecting head 3 inserted therein and the first splicing box 1 and the second splicing box 2 of the rotating splicing box, and the fourth conductor 34 located at the second end of the connecting head 3 extends The two sides of the outgoing connector 3 are in contact with the bridge system and conduct. The two adjacent bridge systems need to be closed by rotating connectors to ensure the safe use of the rotating splicing box and prevent dust from entering.

The rotary connector includes a first rotating blade structure 51 and a second rotating blade structure 52 arranged on opposite sides of the first splicing box 1 and the second splicing box 2 respectively. The first rotating blade structure 51 and the second rotating blade structure 52 The first splicing box 1 and the second splicing box 2 are folded or unfolded during the rotation; offset.

Wherein, the first rotating blade structure 51 includes a first blade 511 and a second blade 512, and a first installation buckle 513 is provided on the opposite sides of the first blade 511 and the second blade 512. The first blade 511 and the second blade 512 is installed on the second buckle slot 15 of the first splicing box 1 and the third buckle slot 25 of the second splicing box 2 located on the same side of the first splicing box 1 and the second splicing box 2 through the first installation buckle 513 , at the opposite ends of the first blade 511 and the second blade 512, a matching arc structure extends to the direction of the rotating part of the first splicing box 1 or the second splicing box 2 installed thereon, and the first blade 511 And the second blade 512 stretches and contracts along the rotating parts of the first splicing box 1 and the second splicing box 2 during the rotation of the first splicing box 1 and the second splicing box 2 so as to be folded or unfolded.

The second rotating blade structure 52 includes a foldable hinge structure, and both ends of the second rotating blade structure 52 are respectively installed on the same side of the first splicing box 1 and the second splicing box 2 through the second installation buckles 521 . In the second buckle slot 15 of the first splicing box 1 and the third buckle slot 25 of the second splicing box 2, the second rotating blade structure 52 moves along the first splicing box 1 and the second splicing box 2 during the rotation process of the first splicing box 1 and the second splicing box 2. The side walls of the splicing box 1 and the second splicing box 2 are folded or unfolded.

The installation positions of the first rotating blade structure 51 and the second rotating blade structure 52 are set according to the rotation angles of the first splicing box 1 and the second splicing box 2. Preferably, the first rotating blade structure 51 is installed in the first splicing box 1 and the second splicing box 2. Outside the second splicing box 2 , the second rotating blade structure 52 is installed inside the first splicing box 1 and the second splicing box 2 .

In this embodiment, when the splicing end of the first splicing box 1 of the rotating splicing box 1 and the second splicing box 2 and the connecting head 3 are spliced by the plug-in structure of the embodiment 1, the structure of the connecting head 3 is shown in the figure Shown in 12: a second insert piece 323 extends in the direction of the splicing piece 4 at both ends of the splicing end of the first insert block 32 of the connection head 3 facing away from the first splicing box 1 or the second splicing box 2, and the second insert The piece 323 is used to be inserted into the third slot 41 of the side wall of the bridge system to limit and fix it.

When the splicing end of the first splicing box 1 and the second splicing box 2 of the rotating splicing box and the connecting head 3 are spliced using the plug-in structure of the second embodiment, the structure of the connecting head 3 is shown in Figure 9: The two ends of a plug 32 facing away from the splicing end of the first splicing box 1 or the second splicing box 2 extend outwardly with first inserts 321 . Both ends of the splicing end of a splicing box 1 or a second splicing box 2 extend toward the splicing piece 4 with a second insert 323, and the second insert 323 is used to be inserted into the third slot 41 of the side wall of the bridge system to Fix it at the limit.

After the rotating connector of this embodiment is installed, the same side ends of the first rotating blade structure 51 and the second rotating blade structure 52 are respectively abutted against the two side ends of the first insert piece 321 of the first end of the connecting head 3 .

Obviously, the above-mentioned embodiments of the present invention are only examples for clearly illustrating the present invention, rather than limiting the implementation of the present invention. For those of ordinary skill in the art, changes or modifications in other different forms can also be made on the basis of the above description. There is no need and cannot be exhaustive of all implementations here. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present utility model shall be included within the protection scope of the claims of the present utility model.

Claims (15)

1. A rotary splicing box is characterized by comprising a first splicing box (1), a second splicing box (2) and a splicing head (3) for connecting the first splicing box (1) or the second splicing box (2) with splices (4) to be spliced; the first splicing box (1) and the second splicing box (2) are rotationally connected through a rotating part, a first conductor (11) is arranged in the first splicing box (1), a second conductor (21) is arranged in the second splicing box (2), an annular conductor (22) is arranged at the rotating part and is coaxial with the rotating shaft of the rotating part, the first end of the first conductor (11) is contacted with the annular conductor (22), the second end of the first conductor (11) extends out of the splicing end of the first splicing box (1) to be in contact with the third conductor (31) of the splicing head (3), the first end of the second conductor (21) is contacted with an annular conductor (22) extending into the second splicing box (2), and the second end of the second conductor (21) extends out of the splicing end of the second splicing box (2) to be in contact with the third conductor (31) of the connector (3).

2. The rotary splicing cassette according to claim 1, wherein the annular conductors (22) are provided in plurality, the annular conductors (22) are concentrically and separately provided from each other, and the number of the first conductors (11) and the number of the second conductors (21) correspond to the number of the annular conductors (22).

3. The rotary splicing cassette according to claim 1, wherein a first engaging groove for limiting the first conductor (11) is provided at the splicing end of the first splicing cassette (1), and a second engaging groove for limiting the second conductor (21) is provided at the splicing end of the second splicing cassette (2).

4. The rotary splicing cassette according to claim 1, wherein the rotary parts comprise a first rotary part (12) provided on the first splicing cassette (1) and a second rotary part (23) provided on the second splicing cassette (2); the first rotating part (12) and the second rotating part (23) are nested; a plurality of first isolation poles (231) which are concentric and are arranged in a mutually isolated mode are arranged in the first rotating part (12) or the second rotating part (23), and the annular conductor (22) is located between the first isolation poles (231).

5. The rotary splicing cassette according to claim 4, wherein the first rotating portion (12) is a first mounting groove extending into the first splicing cassette (1) along a lower surface of the first splicing cassette (1), a second isolating pole (121) is disposed in the first mounting groove and used for isolating the first conductor (11), the second rotating portion (23) is a limiting ring extending from an upper surface of the second splicing cassette (2) in a direction towards the first splicing cassette (1) and capable of being inserted into the first mounting groove, and the first isolating pole (231) is disposed in the limiting ring; a second mounting groove for mounting the second conductor (21) is formed in the second splicing box (2), and a third isolating pole (24) which is concentric with the limiting ring and isolates the second conductor (21) is arranged in the second mounting groove.

6. The rotary splicing box according to claim 1, wherein a first end of the splicing head (3) extends out of a first insert block (32) and a first buckling structure (33) towards the splicing end of the first splicing box (1) or the second splicing box (2), and a first slot (13) matched with the first insert block (32) and a second buckling structure (14) matched with the first buckling structure (33) are arranged at the splicing ends of the first splicing box (1) and the second splicing box (2); the first end of connecing to be met head (3) passes through first inserted block (32) is pegged graft and is installed in first slot (13) of first concatenation box (1) or second concatenation box (2) and pass through first buckle structure (33) with second buckle structure (14) are detained the position and are fixed, the first end of the third electric conductor (31) of connecing head (3) extends the first end of connecing head (3) respectively with the second end touch of first electric conductor (11) in first concatenation box (1) connects, or respectively with the second end touch of second electric conductor (21) in second concatenation box (2).

7. The rotary splicing cassette according to claim 6, wherein the first slot (13) is located at a middle position of a splicing end of the first splicing cassette (1) or the second splicing cassette (2), the second snap structure (14) is located on an inner wall of the first slot (13), and two third slots (131) are arranged in the first slot (13); first buckle structure (33) are located on first inserted block (32) with the concatenation of first concatenation box (1) or second concatenation box (2) is held the both sides end of the relative one side to first slot (13) direction extend with third slot (131) assorted cutting (321).

8. The rotary splicing cassette according to claim 7, wherein two of said third slots (131) are respectively located on both side walls of said first slot (13) or at both ends of the inner wall of said first slot (13); the structures of the two third slots (131) are the same or different.

9. The rotary splicing box according to claim 6, wherein the first slot (13) is located at two sides of a splicing end of the first splicing box (1) or the second splicing box (2), the first insert block (32) extends along two sides of a first end of the connecting head (3) towards the splicing end of the first splicing box (1) or the second splicing box (2), and the first buckling structure (33) is located between the two first insert blocks (32); the two first slots (13) positioned at two sides of the splicing end of the first splicing box (1) or the second splicing box (2) are the same or different in structure.

10. The rotary splice cassette of claim 6, wherein the first snap feature (33) comprises a first clasp (331) and a first clasp slot (332); the second buckle structure (14) comprises a second hook (141) arranged at the upper end of the splicing end of the first splicing box (1) or the second splicing box (2) and a third hook (142) arranged at the lower end of the splicing end of the first splicing box (1) or the second splicing box (2), the second hook (141) and the first hook (331) are matched with each other to form a buckle position, and the first buckle groove (332) and the third hook (142) are matched with each other to form a buckle position; the third clasp (142) is of a snap structure, and a groove (143) capable of enabling the third clasp (142) to move is formed in the position, opposite to the third clasp (142), of the lower end of the splicing end of the first splicing box (1) and the second splicing box (2).

11. The rotary splicing cassette according to claim 7 or 9, wherein a first insert (322) extends outwards from both ends of the first insert (32) of the connector head (3) facing away from the splicing end of the first splicing cassette (1) or the second splicing cassette (2).

12. The rotary splicing cassette according to claim 11, wherein a second tab (323) extends from both ends of a face of the first tab (32) of the joint head (3) facing away from the first splicing cassette (1) or the second splicing cassette (2) in the direction of the splice (4).

13. The rotary splicing cassette according to claim 1, wherein the first splicing cassette (1) and/or the second splicing cassette (2) comprises a plurality of splicing ends arranged outside the rotary part; a plurality of first concatenation box (1) and second concatenation box (2) the concatenation end is followed respectively the rotating part evenly distributed.

14. The rotary splicing cassette according to claim 1, further comprising a rotary connection member comprising a first rotary blade structure (51) and a second rotary blade structure (52) respectively provided at opposite side surfaces of the first splicing cassette (1) and the second splicing cassette (2), the first rotary blade structure (51) and the second rotary blade structure (52) being folded or unfolded during rotation of the first splicing cassette (1) and the second splicing cassette (2); the same side end of the first rotating blade structure (51) and the same side end of the second rotating blade structure (52) are respectively abutted against the two side ends of the first end of the connecting head (3).

15. The rotary splice cassette of claim 1, wherein the splice (4) comprises a guide rail bar or bridge system; and a fourth conductor (34) positioned at the second end of the connector (3) extends out of two side faces of the connector (3) to be in contact conduction with the guide rail bar or the bridge system.

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