CN201191657Y - Stacked electric connector - Google Patents

Abstract

The utility model discloses a heap electric connector utilizes the multiunit to close the casing according to the preface combination to supply the socket subassembly holding of required figure in it, and need not set up different moulds to the socket subassembly of different figures, and can save the cost. A side plate is shared between the two combined shells or omitted, so that the overall length can be reduced, and the material cost is reduced. The combined shell of the utility model can be made of metal plate and individually coat each socket component, thereby providing good grounding and electromagnetic wave shielding functions and avoiding the step of processing grounding aiming at individual socket components.

Description

Stackable Electrical Connectors

technical field

The utility model relates to a stackable electrical connector, in particular to the sequential combination of multi-combined housings for accommodating a required number of socket components, and a side plate can be shared between the two combined housings. And can reduce the overall length.

Background technique

Generally, existing hubs or optical fiber switches and other electrical connectors with multiple sockets have a housing with multiple accommodation spaces, and the sockets are respectively arranged in these accommodation spaces. Plastic housing, and when making the housing, different molds need to be set up for different numbers of sockets, which increases the manufacturing cost, and the distance between the housings increases the overall length.

In addition, the socket needs to use a metal shell to cover an insulating body. The metal shell is used for shielding electromagnetic waves or for grounding. Since these sockets are separated from each other when they are installed in the shell, they need to be treated separately for each socket. The step of grounding, and an insulating body needs to be covered with at least four sides, which increases the material cost.

Because of the way existing hubs or fiber optic switches are made, electrical connectors do have drawbacks.

Utility model content

The purpose of this utility model is to provide a stackable electrical connector. The multi-combined shells are combined in sequence to accommodate the required number of socket assemblies, and the two combined shells share one side plate or omit the side plate. board, which can reduce the overall length.

In order to achieve the above purpose, the utility model provides a stackable electrical connector, which is characterized in that it includes:

A plurality of combined shells are assembled sequentially along a combined direction, and the combined shells also include:

a composite side panel;

a first side panel extending from the combined side panel to a first end along the combined direction; and

a second side plate, extending from the combination side plate to a second end along the combination direction, a combination opening is formed between the first end and the second end;

Wherein, the combined side plate of another combined shell is combined with the combined opening of the combined shell.

Said stackable electrical connector, wherein, the combined side plate, the first side plate and the second side plate of the combined shell are combined with the combined side plate of another combined shell to form a hollow cylindrical body.

The stackable electrical connector described above, wherein the combination housing is provided with multiple buckle structures and multiple buckle structures, and the buckle structures of the combination housing are buckled to the buckle structures of another combination housing .

In the stacked electrical connector, the buckle structure is a hook structure, the buckle structure is a buckle structure, the buckle structure is plugged into the buckle structure, and the buckle structure is connected to the buckle structure. The structures snap together.

Said stackable electrical connector, wherein, the buckle structure is a buckle structure, the buckle structure includes a buckle bar and an accommodating hole, the buckle bar is plugged into the buckle structure, the buckle The buckle structure is accommodated in the accommodating hole, and the buckle structure and the buckle structure are buckled together.

Said stackable electrical connector, wherein, the first side plate of the combination housing is provided with a first combination end adjacent to the combination side plate, at least one of the buckle structures is disposed adjacent to the first end, at least A fastening structure is disposed adjacent to the first combination end.

The stackable electrical connector, wherein, the second side plate of the combination housing is provided with a second combination end adjacent to the combination side plate, and at least one of the buckle structures can be respectively arranged adjacent to the second end , at least one of these fastening structures can be respectively disposed adjacent to the second combination end.

The stackable electrical connector further includes a basic shell, which is combined with another combined shell along the combining direction.

In the stacked electrical connector, the basic shell is a cylindrical hollow shell.

Said stackable electrical connector, wherein, the basic shell has a joint surface, which is combined with the opening of another combined shell.

Said stackable electrical connector, wherein, the joint surface of the basic housing is combined with the combined side plate, the first side plate and the second side plate of another combined shell to form a hollow cylindrical body.

The stackable electrical connector, wherein, the basic housing is provided with a plurality of joint structures, and the combined housing is provided with a plurality of buckle structures, and each joint structure is respectively buckled with the buckle structures of the combined housings .

The stackable electrical connector further includes a plurality of receptacle assemblies respectively placed in the basic shell and the combined shells, and the combined shells are sequentially combined along the combined direction.

The stackable electrical connector further includes a plurality of socket assemblies respectively placed in these combined housings.

In the stacked electrical connector, the receptacle assemblies are sequentially assembled along the assembly direction.

The stacked electrical connector, wherein the receptacle components include an insulating body, the insulating body has a first connection side and a second connection side opposite to the first connection side, and the first connection side is provided with a The first connection structure, the second connection side is provided with a second connection structure, when the socket components are sequentially combined along the combination direction, the first connection structure of the insulating body is combined with the second connection structure of another insulating body.

In the stacked electrical connector, the socket components include a plurality of terminals, and the terminals are arranged in the insulating body.

The stacked electrical connector, wherein the socket assembly includes a spacer, one side of the spacer is provided with at least one limiting structure, and the other opposite side of the spacer is provided with at least one limiting groove , when the socket components are assembled sequentially along the assembling direction, the limiting structure of the spacer is arranged in the limiting groove of the other spacer.

Said stacked electrical connector, wherein, the limiting groove is provided with an interference part for limiting the movement of the limiting structure.

In order to achieve the above purpose, the utility model also provides a stackable electrical connector, which is characterized in that it includes:

A plurality of combined shells are assembled sequentially along a combined direction, and each combined shell includes:

a composite side panel;

a first side plate extending from the combined side plate along an extension direction; and

a second side plate extending from the combined side plate along the extending direction;

Wherein, one side of the combined side plate, the first side plate and the second side plate of the combined shell is respectively adjacent to the other combined side plate, the first side plate and the second side plate of another adjacent combined shell. one opposite side.

The stacked electrical connector further includes two basic shells, which are respectively assembled at the two ends of the assembled shells.

Said stacked electrical connector, wherein, the composite side plate has a first extended side, a second extended side opposite to the first extended side, and the first side plate is along the first extended side The side extends out, and the second side plate extends out along the second extending side.

In the stacked electrical connector, the first extending side and the second extending side extend along the combining direction.

Said stackable electrical connector, wherein, the combination side plate has a first combination side and a second combination side opposite to the first combination side, and the first combination side of the combination housing is adjacent to On the second combined side of another combined shell.

In the stacked electrical connector, the first combination side and the second combination side extend perpendicular to the combination direction.

Said stackable electrical connector, wherein, the combination housing can be provided with at least one buckle structure and at least one buckle structure, the buckle structure of the combination housing is buckled to the buckle of another combination housing structure.

In the stacked electrical connector, the buckle structure and the buckle structure are arranged on the combination side plate.

In the stacked electrical connector, the buckle structure is a hook structure, the buckle structure is a buckle structure, the buckle structure is plugged into the buckle structure, and the buckle structure is connected to the buckle structure. The structures snap together.

The stacked electrical connector, wherein the buckle structure is a hook structure, the buckle structure is a buckle hole, the buckle structure is plugged into the buckle hole, the buckle structure and the buckle The structures snap together.

The stackable electrical connector further includes a plurality of socket assemblies assembled sequentially along the assembly direction, and each socket assembly is respectively arranged in the accommodating space of each assembly shell.

The stacked electrical connector, wherein the socket assembly includes an insulating body, one side of the insulating body is provided with at least one limiting structure, and the other opposite side of the insulating body is provided with at least one limiting groove , when the socket components are assembled sequentially along the assembling direction, the limiting structure of the insulating body is arranged in the limiting groove of the other insulating body.

Said stacked electrical connector, wherein, the limiting groove is provided with an interference part for limiting the movement of the limiting structure.

In the stacked electrical connector, the socket components include a plurality of terminals and an insulating body, and the terminals are disposed in the insulating body.

In the stacked electrical connector, the insulating body is provided with a fixing groove, and the combination housing is provided with a fixing structure, and the fixing structure is combined in the fixing groove.

The utility model has the following beneficial effects. The multi-combination shells are combined in order to accommodate the required number of socket assemblies in it, without the need to set up different molds for different numbers of socket assemblies, and can save cost. A side panel is shared or omitted between the two combined shells, so that the overall length can be reduced, so as to reduce the cost of materials. The combined shell of the utility model can be made of metal plate, can cover each socket assembly, can be connected with each other, and can provide good grounding and electromagnetic wave shielding functions, and does not need to deal with the steps of grounding for individual socket assemblies .

The utility model will be described in detail below in conjunction with the accompanying drawings and specific embodiments, but not as a limitation of the utility model.

Description of drawings

Fig. 1 is a perspective view of the appearance of the first embodiment of the stackable electrical connector of the present invention;

Fig. 2 is an exploded view of the first embodiment of the stackable electrical connector of the present invention;

Fig. 3 is a partial assembly diagram of the combined housing and the basic housing of the present invention;

Fig. 4 is a partial assembly diagram of the combined housing and the basic housing of the present invention;

Fig. 5 is a partial combination diagram of the first embodiment of the utility model;

Fig. 6 is a combined schematic view of spacers of the present invention;

Fig. 7 is a perspective view of the second embodiment of the stackable electrical connector of the present invention;

8 and 9 are partial exploded views of the second embodiment of the stackable electrical connector of the present invention.

Among them, reference signs:

Stackable electrical connector 100, 200

Combined shell 10, 40

Combined side panels 11, 41

First Extended Side 411

Second extended side 412

The first combination side 413

The second combination side 414

Limit hole 111

First side panel 12, 42

first end 121

The first combination end 122

Plug hole 421

Second side panel 13, 43

second end 131

The second combination end 132

Combined opening 14

Buckle structure 15a, 15b, 45, 45a

Buckle block 151, 451

Fastening hole 152

Fastening structure 16a, 16b, 46

Fastening hole 161, 47

Fastening strip 162

Storage hole 163

Socket 17

Basic shell 20, 50

Socket 21

Combined surface 22

top surface 23

Bottom 24

Binding structure 25a, 25b

Socket assembly 30, 60

Insulation body 31, 61

Slot 311, 611

Fixed slot 312, 612

First connection side 313

Second connecting side 314

The first connection structure 315

Guide ditch 3151

Second connection structure 316

Guide ditch 3161

Terminal 32, 62

Spacer 33

Limiting structure 331, 63

Limit slot 332, 64

Accommodating Department 3321

Department of Intervention 3322

Limiting Department 3323

Spacer housing 34

Combination direction A

Insertion direction A1

Extension direction A3

Detailed ways

The technical solution of the present utility model will be further described in more detail below in conjunction with the accompanying drawings and specific embodiments.

Please refer to FIG. 1 and FIG. 2 , FIG. 1 is a perspective view of the appearance of the first embodiment of the stackable electrical connector 100 of the present invention, and FIG. 2 is an exploded view of the first embodiment of the stackable electrical connector 100 of the present invention , the stackable electrical connector 100 can be an electrical connector with multiple communication ports or sockets such as a hub, a fiber optic switch, etc., wherein the stackable electrical connector 100 includes a plurality of combined housings 10, a base housing 20 And a plurality of socket assemblies 30.

These combined housings 10 are assembled sequentially along an assembling direction A. Each combined housing 10 can be punched from a metal plate. Each combined housing 10 includes a combined side plate 11, a first side plate 12 and a second side plate. The side plate 13, the first side plate 12 extends from the combination side plate 11 to a first end 121 along the combination direction A, and the second side plate 13 extends from the combination side plate 11 to a first end 121 along the combination direction A The two ends 131 , so the cross-section of the combined housing 10 can be a C-shaped structure, and the first side plate 12 and the second side plate 13 can be perpendicular to the combined side plate 11 .

A combined opening 14 is formed between the first end 121 and the second end 131, wherein the combined side plate 11 of another combined shell 10 is combined with the combined opening 14 of the combined shell 10, whereby the combined shell 10 is formed by The combination of the combination side plate 11, the first side plate 12, the second side plate 13 and the combination side plate 11 of the other combination housing 10 can be closed and formed into a hollow cylindrical body, which can be used for the socket assembly 30 placed.

Because two combined housings 10 share a combined side plate 11 as a space, the overall length can be reduced and material costs can be saved, and the socket assembly 30 is completely covered by the combined housing 10 to have a good performance. Electromagnetic shielding, and these combination casings 10 are connected to each other, so as to provide a good grounding function, and it is not necessary to separately provide a grounding function for individual combination casings 10 .

The basic shell 20 is a cylindrical hollow shell and can be punched from a metal plate. The basic shell 20 is combined with the composite shell 10 along the assembly direction A. The basic shell 20 can have a socket 21 , the socket 21 is for a corresponding plug-in module (not shown) or plug (not shown) to be inserted along a plug-in direction A1, the plug-in module can be a SPF (Small Form Pluggable) module, the basic housing 20 may have a joint surface 22, a top surface 23, and a bottom surface 24, the top surface 23 and the bottom surface 24 respectively extend from the joint surface 22 along the assembly direction A, and the joint surface 22 is combined with the combined housing 10 The opening of the basic shell 20 is combined with the combined side plate 11, the first side plate 12 and the second side plate 13 of the combined shell 10 to form a hollow cylindrical body, and forms the same base shell 20 The socket 21 is the same as or similar to the socket 17 and can be inserted into the socket assembly 30 .

The socket assembly 30 can be placed in the basic housing 20 and the combination housings 10 respectively. When these socket assemblies 30 are assembled sequentially in the combination housings 10, these socket assemblies 30 can also be sequentially arranged along the combination direction A. In combination, the socket assembly 30 may include an insulating body 31 , a plurality of terminals 32 , a spacer 33 and a spacer housing 34 . The insulating body 31 is provided with a plurality of slots 311 and at least one fixing slot 312 , and the slots 311 are used for mating plug-in modules or plugs. The terminals 32 are disposed on the insulating body 31 , and one end of the terminals 32 is exposed through the slots 311 for signal connection with a mated plug-in module or plug. One end of the spacer 33 can be disposed in the fixing slot 312 along the insertion direction A1 to separate the slots 311 . The spacer shell 34 is used to cover the spacer 33 . The spacer shell 34 can be punched from a metal plate, and can be used for electromagnetic shielding and/or grounding between the two slots 311 .

In another embodiment, if the insulating body 31 has only one slot 311 , the spacer 33 and the spacer case 34 can be omitted.

A further detailed description of the utility model is as follows, please refer to FIG. 3 and FIG. 4, FIG. 3 is a partial assembly diagram of the combined housing 10 and the basic housing 20 of the present utility model, and FIG. 4 is another perspective of FIG. 3 The first side plate 12 of the combination housing 10 is provided with a first combination end 122 , and the first combination end 122 can be adjacent to the intersection of the combination side plate 11 and the first side plate 12 . The second side panel 13 of the combination housing 10 has a second combination end 132 , and the second combination end 132 can be adjacent to the intersection of the combination side panel 11 and the second side panel 13 .

The combination housing 10 can be provided with a plurality of buckle structures 15a, 15b and a plurality of buckle structures 16a, 16b. These buckle structures 15a, 15b can be disposed adjacent to the first end 121 and/or the second end 131 respectively, and these buckle structures 16a, 16b can be respectively disposed adjacent to the first combined end 122 And/or the second combination end 132 .

The basic housing 20 can be provided with a plurality of joint structures 25a, 25b, and each joint structure 25a, 25b can be respectively arranged adjacent to the intersection of the top surface 23 and the bottom surface 24 with the joint surface 22, and each joint structure 25a, 25b They are snapped together with the buckle structures 15a, 15b of these combination housings 10 respectively.

Please refer to FIG. 3. In this embodiment, the buckle structure 15a can be a hook structure, which is bent from the first side plate 12 and extends along the direction A of the combination, and can be higher than the first side. The plate 12 , the buckling structure 15 a has a buckling block 151 . The fastening structure 16 a can be a buckle structure, and extends from the first side plate 12 to form a fastening hole 161 with the first side plate 12 . When these combined housings 10 are combined with each other, the buckle structure 15a is inserted into the buckle hole 161 of the buckle structure 16a, and the buckle block 151 is buckled to the buckle structure 16a, so that the buckle structure 15a and the fastening structure 16a are fastened together.

The combination structure 25a can be the same structure as the buckle structure 16a, and when the combined housing 10 and the basic housing 20 are combined with each other, the combination structure 25a and the buckle structure 15a are buckled with each other.

Please refer to FIG. 4. In this embodiment, the buckle structure 15b can be a buckle structure, and can extend from the edge of the second side plate 13 along the direction A of the combination, and form a joint with the second side plate 13. The fastening hole 152, the fastening structure 16b can include a fastening strip 162 and an accommodating hole 163, the fastening strip 162 can extend from the second side plate 13 and be higher than the second side plate 13, The accommodating hole 163 can be disposed on the second side plate 13. When the composite shells 10 are combined with each other, the buckle bar 162 of the buckle structure 16b is inserted into the buckle hole 152 of the buckle structure 15b. The buckle structure 15b is accommodated in the accommodating hole 163, and the buckle structure 16b is bent along the direction opposite to the combination direction A after insertion, so that the buckle structure 15b and the buckle structure 16b are buckled together .

The combination structure 25b can be the same structure as the buckle structure 16b, and when the combination housing 10 and the basic housing 20 are combined with each other, the combination structure 25b and the buckle structure 15b are buckled with each other.

Please refer to Fig. 5, Fig. 5 is a partial assembly diagram of the first embodiment of the present invention, wherein the insulating body 31 has a first connection side 313 and a second connection side 314 opposite to the first connection side 313 ( Referring also to FIG. 2 ), the first connection side 313 is provided with a first connection structure 315 , and the second connection side 314 is provided with a second connection structure 316 , which is disposed relative to the first connection structure 315 . When the socket assemblies 30 are assembled sequentially along the assembly direction A (see FIG. 2 ), the first connecting structure 315 of the insulating body 31 is combined with the second connecting structure 316 of the other insulating body 31 .

The first connecting structure 315 can be provided with at least one guide groove 3151 disposed along the insertion direction A1, and the combination housing 10 can be plugged into the guide groove 3151 to assist in fixing the combination housing 10 .

Please refer to FIG. 5 and FIG. 6. FIG. 5 is a combined schematic diagram of a spacer 33. At least one limiting structure 331 is provided on one side of the spacer 33. The limiting structure 331 can be a columnar structure. The spacer 33 The other opposite side is provided with a limiting groove 332 (refer to FIG. 2 ), and the combined side plate 11 of the combined housing 10 is also provided with a plurality of limiting holes 111. When the spacer 33 is arranged on the combined housing 10, the spacer protrudes from the limiting hole 111 of the combination housing. When the socket assemblies 30 are sequentially combined along the combination direction A (see FIG. 2 ), the spacer 33’s limiting structure 331 is arranged Inside the limiting groove 332 of another spacer 33 .

Please refer to Figure 6, which is a schematic diagram of the combination of the spacer of the present invention. The limiting groove 332 is provided with an accommodating portion 3321, an interference portion 3322 and a limiting portion 3323. When the limiting structure 331 is arranged in the limiting groove 332, the limiting structure 331 can be placed in the accommodating portion 3321 first, and then the limiting structure 331 is pushed toward the limiting portion 3323, and when the limiting structure 331 is located in the limiting portion 3323 , the interference portion 3322 restricts the movement of the limiting structure 331 in the limiting portion 3323 .

Please refer to FIGS. 7 to 9. FIG. 7 is a perspective view of a second embodiment of the stackable electrical connector 200 of the present invention, and FIGS. 8 and 9 are parts of the second embodiment of the stackable electrical connector 200 of the present invention. exploded view.

The stackable electrical connector 200 includes a plurality of combination housings 40 , two base housings 50 , 50 a and a plurality of receptacle assemblies 60 . The combination housing 40 is assembled sequentially along the combination direction A. The combination housing 40 can be punched from a sheet metal. The combination housing 40 includes a combination side plate 41, a first side plate 42, a first side plate Two side panels 43 , at least one buckling structure 45 , 45 a and at least one buckling structure 46 . The combined side plate has a first extended side 411, a second extended side 412, a first combined side 413 and a second combined side 414, and the second combined side 414 is opposite to the first combined side The side 413, the first combination side 413 and the second combination side 414 extend perpendicular to the combination direction A or extend along the insertion direction A1, when the combined casings 40 are combined sequentially along the combination direction A , the first combined side 413 of the combined shell 40 adjoins or contacts the second combined side 414 of another combined shell 40 .

The second extending side 412 is opposite to the first extending side 411, the first extending side 411 and the second extending side 412 can extend along the combination direction A, and the first side plate 42 can extend along the second extending side. An extending side 411 extends out and extends along an extending direction A3 , and the second side plate 43 extends out along the second extending side 412 and can extend out along the extending direction A3 .

When the combined casings 40 are combined sequentially, the combined side plate 41 , the first side plate 42 and the second side plate 43 form an accommodating space 44 , and the accommodating spaces 44 of the combined shells 40 communicate with each other. One side of the combination side plate 41, the first side plate 42 and the second side plate 43 of the combined housing 40 is respectively adjacent to the combined side plate 41, the first side plate 42 and the second side plate 41 of another adjacent combined housing 40. The other opposite side of the two side plates 43 . The first side panel 42 can be provided with at least one insertion hole 421 for a pair of insertion modules or plugs to be inserted.

The buckle structure 45 and the buckle structure 46 can be arranged on the combined side plate 41, and in another embodiment can also be set on the first side plate 42 or the second side plate 43, when these combined shells When 40 are assembled, the buckle structure 45 is buckled to the buckle structure 46 of the other combination housing 40 .

The buckle structure 45 can be a hook structure, which extends along the insertion direction A1 after being bent from the combination side plate 41, and can be higher than the combination side plate 41. The buckle structure 45 has a buckle Buckle block 451. The fastening structure 46 can be a buckle structure, and extends from the upper surface of the combination side plate 415 . When these combined housings 40 are combined with each other, the buckle structure 45 is plugged into the buckle structure 46, and the buckle block 451 is buckled to the buckle structure 46, so that the buckle structure 45 and the buckle structure 46 are interlocked with each other.

The buckle structure 45a can be a hook structure, which is bent from the first side plate 42 and then extended along the insertion direction A1. The fastening structure 46 can be disposed on the first side panel 42 , and the fastening structure 46 can be a fastening hole 47 . When these combined housings 40 are combined with each other, the buckle structure 45a is inserted into the buckle hole 47, and the buckle structure 45a is buckled in the buckle hole 47, so that the buckle structure 45a and the buckle structure 46 are interlocked with each other.

The basic shells 50 , 50 a can be combined with the combined shell 40 , and when the combined shell 40 is assembled sequentially, the basic shells 50 , 50 a can be combined at both ends of the combined shell 40 .

The socket assemblies 60 are sequentially assembled along the assembly direction A, and each socket assembly 60 is respectively disposed in the accommodating space 44 of each assembly housing 40 . The socket assembly 60 includes an insulating body 61 and a plurality of terminals 62 disposed in the insulating body 61 .

The insulating body 61 is provided with a slot 611, and the slot 611 matches the insertion hole 421 of the first side plate 42 for inserting a pair of plug-in modules or plugs. The insulating body 61 is provided with at least one fixing groove 612, The fixing groove 612 extends along the insertion direction A1, and the first side plate 42 of the combination housing 40 is provided with a fixing structure 422, the fixing structure 422 can be a hook structure or a strip structure, and the fixing structure 422 is along the The insertion direction A1 extends, and when the combination housing 40 is fixed on the insulating housing 61 , the fixing structure 422 is combined in the fixing groove 612 .

One side of the insulating body 61 is provided with at least one limiting structure 63, and the other opposite side of the insulating body 61 is provided with at least one limiting groove 64. When the socket assemblies 60 are sequentially combined along the direction A , the limiting structure 63 of the insulating body 61 is disposed in the limiting groove 64 of another insulating body 61 . The limiting groove 64 and the limiting structure 63 are equivalent to the limiting structure 331 and the limiting groove 332 of the fixing member 33 in FIG. 6 .

To sum up, the utility model has the following beneficial effects. The combination of Lido housings can be combined sequentially to obtain the required number of socket assemblies. There is no need to set up different molds for different numbers of socket components, which can save costs, and the two combined housings can share or omit the side plate, so that the overall length can be reduced and the material cost can be reduced. The combined shell of the utility model is made of metal plate, which can cover each socket assembly and connect with each other, and can provide good grounding and electromagnetic wave shielding functions, and does not need to deal with the steps of grounding for individual socket assemblies .

Of course, the utility model can also have other various embodiments, and those skilled in the art can make various corresponding changes and deformations according to the utility model without departing from the spirit and essence of the utility model, but These corresponding changes and deformations should all belong to the protection scope of the appended claims of the present utility model.

Claims (34)

1. A stackable electrical connector, characterized in that it comprises: A plurality of combined shells are assembled sequentially along a combined direction, and the combined shells also include: a composite side panel; a first side panel extending from the combined side panel to a first end along the combined direction; and a second side plate, extending from the combination side plate to a second end along the combination direction, a combination opening is formed between the first end and the second end; Wherein, the combined side plate of another combined shell is combined with the combined opening of the combined shell. 2. The stackable electrical connector according to claim 1, wherein the combined side plate, the first side plate and the second side plate of the combined shell are combined with the combined side plate of another combined shell into one Hollow cylinder. 3. The stackable electrical connector according to claim 1, wherein the combined housing is provided with a plurality of buckle structures and a plurality of buckle structures, and the buckle structures of the combined housing are engaged with another A snap-fit structure of a combined shell. 4. The stackable electrical connector according to claim 3, wherein the buckle structure is a hook structure, the buckle structure is a buckle structure, and the buckle structure is plugged into the buckle structure , the buckle structure and the buckle structure are locked together. 5. The stackable electrical connector according to claim 3, wherein the buckle structure is a buckle structure, and the buckle structure includes a buckle strip and an accommodating hole, and the buckle strip is plugged into In the buckle structure, the buckle structure is accommodated in the accommodating hole, and the buckle structure and the buckle structure are buckled together. 6. The stackable electrical connector according to claim 3, wherein the first side plate of the combination housing is provided with a first combination end adjacent to the combination side plate, and at least one of the buckle structures is provided Adjacent to the first end, at least one of the fastening structures is disposed adjacent to the first combined end. 7. The stackable electrical connector according to claim 4, wherein the second side plate of the combination housing is provided with a second combination end adjacent to the combination side plate, at least one of the buckle structures can Respectively disposed adjacent to the second ends, at least one of the fastening structures may be respectively disposed adjacent to the second combination ends. 8. The stackable electrical connector according to claim 1, further comprising a base housing, the base housing is combined with another combined housing along the combining direction. 9. The stackable electrical connector according to claim 8, wherein the basic shell is a cylindrical hollow shell. 10 . The stackable electrical connector according to claim 8 , wherein the basic housing has a joint surface, which is combined with the opening of another combination housing. 11 . 11. The stackable electrical connector according to claim 10, characterized in that, the joint surface of the basic shell is combined with the combined side plate, the first side plate and the second side plate of another combined shell to form a hollow column body. 12. The stackable electrical connector according to claim 8, characterized in that, the basic housing is provided with a plurality of coupling structures, and the composite housing is provided with a plurality of buckle structures, and each coupling structure is respectively connected with the composite housings These snap structures of the body snap together. 13. The stackable electrical connector according to claim 8, further comprising a plurality of receptacle assemblies respectively placed in the basic housing and the combination housings, and the combination housings are sequentially combined along the combination direction . 14. The stackable electrical connector according to claim 1, further comprising a plurality of receptacle assemblies respectively placed in the combination housings. 15. The stackable electrical connector according to claim 14, wherein the receptacle assemblies are sequentially assembled along the assembly direction. 16. The stackable electrical connector according to claim 15, wherein the receptacle assemblies comprise an insulating body having a first connecting side and a second connecting side opposite to the first connecting side , the first connection side is provided with a first connection structure, and the second connection side is provided with a second connection structure, when these socket components are sequentially combined along the combination direction, the first connection structure of the insulating body is combined with the other The second connection structure of the insulating body. 17. The stackable electrical connector according to claim 16, wherein the receptacle assemblies comprise a plurality of terminals, and the terminals are disposed in the insulating housing. 18. The stackable electrical connector according to claim 14, wherein the receptacle assembly comprises a spacer, one side of the spacer is provided with at least one limiting structure, and the other opposite side of the spacer is At least one limiting groove is provided on the side, and when the socket components are assembled sequentially along the assembling direction, the limiting structure of the spacer is arranged in the limiting groove of the other spacer. 19. The stackable electrical connector according to claim 18, characterized in that, the limiting groove is provided with an interference portion for limiting the movement of the limiting structure. 20. A stackable electrical connector, characterized by comprising: A plurality of combined shells are assembled sequentially along a combined direction, and each combined shell includes: a composite side panel; a first side plate extending from the combined side plate along an extension direction; and a second side plate extending from the combined side plate along the extending direction; Wherein, one side of the combined side plate, the first side plate and the second side plate of the combined shell is respectively adjacent to the other combined side plate, the first side plate and the second side plate of another adjacent combined shell. one opposite side. 21. The stackable electrical connector according to claim 20, further comprising two basic shells, which are respectively assembled at the two ends of the assembled shells. 22. The stackable electrical connector according to claim 20, wherein the combined side plate has a first extended side, a second extended side opposite to the first extended side, the first extended side The side plate extends out along the first extending side, and the second side plate extends out along the second extending side. 23. The stackable electrical connector according to claim 22, wherein the first extending side and the second extending side extend along the combining direction. 24. The stackable electrical connector according to claim 20, wherein the combination side plate has a first combination side and a second combination side opposite to the first combination side, and the combination shell A first combined side of the body is adjacent to a second combined side of another combined shell. 25. The stackable electrical connector according to claim 22, wherein the first combination side and the second combination side extend perpendicular to the combination direction. 26. The stackable electrical connector according to claim 20, characterized in that, the combination housing can be provided with at least one buckle structure and at least one buckle structure, and the buckle structure of the combination housing is fastened to Another snap-fit structure of the combination shell. 27. The stackable electrical connector as claimed in claim 26, wherein the buckle structure and the buckle structure are disposed on the combination side plate. 28. The stackable electrical connector according to claim 26, wherein the buckle structure is a hook structure, the buckle structure is a buckle structure, and the buckle structure is plugged into the buckle structure , the buckle structure and the buckle structure are locked together. 29. The stackable electrical connector according to claim 26, wherein the buckle structure is a hook structure, the buckle structure is a buckle hole, and the buckle structure is plugged into the buckle hole , the buckle structure and the buckle structure are locked together. 30. The stackable electrical connector according to claim 20, further comprising a plurality of receptacle assemblies sequentially assembled along the assembling direction, and each receptacle assembly is disposed in the accommodating space of each combined housing. 31. The stackable electrical connector according to claim 30, wherein the receptacle assembly comprises an insulating body, one side of the insulating body is provided with at least one limiting structure, and the other opposite side of the insulating body At least one limiting groove is provided on one side, and when the socket components are assembled sequentially along the assembling direction, the limiting structure of the insulating body is arranged in the limiting groove of the other insulating body. 32. The stackable electrical connector according to claim 31, wherein the limiting slot is provided with an interference portion for limiting the movement of the limiting structure. 33. The stackable electrical connector according to claim 30, wherein the receptacle components comprise a plurality of terminals and an insulating body, and the terminals are disposed in the insulating body. 34. The stackable electrical connector according to claim 33, wherein the insulating body is provided with a fixing groove, and the combination housing is provided with a fixing structure, and the fixing structure is combined in the fixing groove.

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