CN218997130U - Terminal module of SAS connector - Google Patents

Abstract

The utility model relates to a terminal module of an SAS connector, which comprises an insulating body, a terminal group and at least one grounding piece, wherein the terminal group comprises a plurality of terminals, the grounding piece is arranged above the terminal group and is of an integrated structure, a conductive spring piece of the grounding piece is propped against a grounding terminal of the terminal group, the terminal group and the grounding piece of the integrated structure are respectively combined into the insulating body in a buried injection molding mode, a welding part of the terminal is exposed at the front end surface of the insulating body, a contact part of the terminal is exposed at the rear end surface of the insulating body, the grounding piece is embedded on the surface of the insulating body and is exposed outside the insulating body, and the terminal group and the grounding piece of the integrated structure are respectively combined into the insulating body in a buried injection molding mode, so that a plurality of assembly procedures are reduced in a manufacturing procedure, and the efficiency is improved.

Description

Terminal module of SAS connector

Technical Field

The present utility model relates to the field of connectors, and more particularly, to a terminal module of an SAS connector.

Background

SCSI is an interface that links a host and peripheral devices, supporting a variety of devices including disk drives, tape drives, CD drives, scanners, servers and workstations, industrial control devices. SAS (Serial Attached SCSI) is serial attached SCSI, which is an entirely new interface technology developed after parallel SCSI. SAS provides faster communication transmission speeds and easier configuration than parallel SCSI. And SAS supports compatibility with sequential ATA devices, and both may use similar cables. Serial attached SAS is the most commonly applied small computer system interface technology, and is widely used in servers and storage devices.

The utility model provides a terminal module of SAS connector needs comparatively complicated kludge to assemble gluey core main part, terminal group, like chinese patent document CN111244727A discloses an automatic kludge of connector, and it includes the frame and locates the frame is used for carrying the first conveying subassembly of gluey core main part, the frame is equipped with in proper order along the direction of conveyance of first conveying subassembly: a feeding device for feeding the rubber core main body into the feed port of the first conveying assembly, a first assembling device for assembling 40PIN terminals, a second assembling device for assembling 15PIN terminals, a third assembling device for assembling 6PIN terminals and 7PIN terminals, a fourth assembling device for assembling a rear cover, and a fifth assembling device for assembling a front cover. The automatic assembly effect can be carried out on the connector of the SAS-68PIN female head model.

Moreover, the SCSI connector can dynamically divide work on a plurality of devices of the computer, and can properly distribute a plurality of tasks required by the system to dynamically finish the tasks. However, the electronic connection element of the existing equipment product has poor stability and signal transmission effect in a moving state.

Disclosure of Invention

In order to solve the above problems, the present utility model provides a terminal module of an SAS connector.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a terminal module of SAS connector, includes insulator, terminal group and at least one grounding piece, the terminal group include a plurality of terminals, the grounding piece be located terminal group top and as an organic whole structure, the conductive spring piece of grounding piece support and stop on the grounding terminal of terminal group, terminal group and the grounding piece of integral type structure combine in insulator respectively with the mode of burying injection molding, the welded part of terminal expose at insulator's preceding terminal surface, the contact part of terminal expose at insulator's rear end face, the grounding piece inlay in insulator's surface and expose outside insulator.

Preferably, the grounding plate comprises a plate-shaped grounding plate body, a plurality of rows of conductive spring plate groups, the number of which is the same as that of the grounding terminals of the terminal groups, are arranged on the surface of the grounding plate body, each row of conductive spring plate group is provided with a plurality of conductive spring plates, each conductive spring plate group comprises a closed end connected to the grounding plate and a free end used for contacting the terminal, and the free end is abutted against the grounding terminal and is electrically connected with the grounding terminal.

Preferably, the free ends of the front and rear conductive spring plates in the same row are inclined in opposite directions.

Preferably, the terminal group is a refcik0+ terminal, a RefCIk 0-terminal, a first ground terminal, a PETp0 terminal, a PETn0 terminal, a second ground terminal, a PERn0 terminal, a PERp0 terminal, a third ground terminal, a RSVD terminal, a fourth ground terminal, a s1t+ terminal, a S1T-terminal, a fifth ground terminal, a S1R-terminal, a s1r+ terminal, a sixth ground terminal, a second RSVD terminal, a seventh ground terminal, a PETp1/s2t+ terminal, a PETn 1/S2T-terminal, an eighth ground terminal, a PETn 1/S2R-terminal, a PETp1/S2r+ terminal, a ninth ground terminal, a PETp2/S3t+ terminal, a PETn 2/S3T-terminal, a tenth ground terminal, a PERn 2/S3R-terminal, a p2/S3r+ terminal, an eleventh ground terminal, a PETn3 terminal, a PETn 1/S2T-terminal, a thirteenth ground terminal, a PETn3, a thirteenth ground terminal, a PETp3, a thirteen ground terminal, and other terminals in order from left to right.

Preferably, the terminal group is provided with a plurality of terminals in rows, each terminal comprises a contact part, a base part, a bending part and a welding part which are sequentially connected, and the conductive elastic sheet is abutted against the base part of the grounding terminal.

Preferably, the grounding sheet and the grounding sheet material belt are integrally formed by stamping, the terminal group and the terminal material belt are integrally formed by stamping, and the grounding sheet material belt is positioned above the terminal material belt after the grounding sheet and the terminal group are stacked and combined.

Preferably, the terminal material belt comprises a plate part, a plurality of terminal material belt holes are formed in the plate part, a plurality of extending parts coplanar with the plate part are formed at one end of the plate part, each terminal is provided with a material belt connecting part, and a first pre-breaking line is arranged between the extending parts and the material belt connecting part.

Preferably, the ground plate material area is U type structure, including the first material area, second material area and the third material area that connects gradually, first material area and third material area set up relatively, and the ground plate is located between first material area and third material area, has first material area connecting plate on first material area and the third material area, and the both sides of ground plate have the ground plate connecting plate, and the junction of first material area connecting plate and ground plate connecting plate is equipped with the second and presplits the line.

Preferably, the insulating body is provided with a base, a plurality of signal terminal sockets and grounding terminal sockets are arranged on the base, the signal terminal sockets and the grounding terminal sockets are arranged side by side in a staggered manner in the horizontal direction, one or two signal terminal jacks are arranged on the signal terminal sockets, one grounding terminal jack is arranged on the grounding terminal socket, the base is provided with a first surface and a second surface opposite to the first surface, a plurality of clamping groove positions are arranged on the first surface, and conductive spring piece inserting holes penetrating through the first surface and the second surface are arranged on the clamping groove positions.

The utility model has the beneficial effects that: the terminal group and the grounding piece of the integrated structure are respectively combined in the insulating body in a buried injection molding mode, the grounding property is improved by embedding the integrated grounding piece, the crosstalk is improved, the transmission of high-speed signals is supported, the high-frequency performance is improved, the integrated structure is realized in a double-material-belt mode by integrally punching the terminal group and the grounding piece integrally punched with the material belt of the grounding piece, the material belt holes of the terminal group and the grounding piece are at the same position, a plurality of assembly procedures are reduced in the process procedure, and the efficiency is improved.

Drawings

FIG. 1 is a schematic illustration of a mass production of the present utility model;

FIG. 2 is a block diagram of the present utility model;

fig. 3 is a schematic structural view of an insulation body according to the present utility model.

Fig. 4 is an enlarged view at a in fig. 3.

Fig. 5 is a schematic view of the present utility model in which a terminal set and a terminal strip are integrally press-formed.

Fig. 6 is a schematic structural view of the terminal of the present utility model.

Fig. 7 is a schematic view of the utility model integrally punch-formed with a ground sheet and a ground sheet stock strip.

Fig. 8 is an enlarged view at B in fig. 7.

Labeling description

1 a terminal module;

100 insulating bodies; a 120 base; 130 signal terminal jacks; 140 ground terminal jacks; 150 a first surface; 160 a second surface; 170 conductive spring plate inserting holes; 180 clamping groove positions;

200 terminal sets; 210refcik0+ terminals; 211RefCIk 0-terminal; 212 a first ground terminal; 213PETp0 terminals; 214PETn0 terminal; 215 a second ground terminal; 216PERn0 terminal; 217PERP0 terminal; 218 a third ground terminal; 219RSVD terminal; 220 a fourth ground terminal; 221s1t+ terminal; 222S 1T-terminal; 223 fifth ground terminal; 224S 1R-terminal; 225s1r+ terminal; 226 a sixth ground terminal; 227 second RSVD terminal; 228 a seventh ground terminal; 229PETp1/S2T+ terminals; 230PETn 1/S2T-terminal; 231 eighth ground terminal; 232PETn 1/S2R-terminal; 233PETp1/S2R+ terminals; 234 a ninth ground terminal; 235PETp2/S3T+ terminals; 236PETn 2/S3T-terminal; 237 tenth ground terminal; 238PERn 2/S3R-terminal; 239PERp2/s3r+ terminals; 240 an eleventh ground terminal; a 241PETp3 terminal; a 242PETn3 terminal; 243 twelfth ground terminal; 244PERn3 terminal; 245PERp3 terminal; 246 thirteenth ground terminal; 247SMCIK terminal; 248SMDat terminal; 249DualPortEn# terminal; 250 contacts; 251 base; 252 bending part; 253 weld; 254 material belt connecting parts;

300 terminal material belts; 310 terminal material tape holes; 320 plate portions; 330 an extension; 350 a first pre-break line;

400 grounding pieces; 410 a ground plate body; 420 soldering tin points; 430 notch; 440 conductive spring plate; 450 closed end; 460 free ends; 470 welding holes; 480 a second web connection;

500 grounding sheet strips; 510 a first strip of material; 520 a second strip of material; 530 a third strip of material; 540 a second pre-break line; a ground plate connection plate 550; ground sheet material has holes 560; the abutment 570.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the embodiments of the present utility model, it should be noted that, if the terms "upper", "lower", "vertical", "horizontal", "inner", "outer", etc. indicate an azimuth or a positional relationship based on that shown in the drawings, or an azimuth or a positional relationship in which the product of the present utility model is conventionally put when used, it is merely for convenience of describing the present utility model and simplifying the description, and it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus it should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal," "vertical," and the like, if any, do not denote a requirement that the component be absolutely horizontal, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the embodiments of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Referring to fig. 1-8, the utility model relates to a terminal module 1 of SAS connector, comprising an insulating body 100, a terminal set and at least one grounding plate 400, wherein the terminal set comprises a plurality of terminals, the conductive spring plate 440 of the grounding plate 400 is abutted against the base 251 of the terminal, the insulating body 100 is injection-molded to combine the terminal set and the grounding plate 400, the welding portion 253 of the terminal is exposed at the front end surface of the insulating body 100, the contact portion 250 of the terminal is exposed at the rear end surface of the insulating body 100, the grounding plate 400 is embedded in the second surface 160 of the insulating body 100 and exposed outside the insulating body 100,

it should be emphasized that, according to the present utility model, the terminal material sheet and the ground material sheet are respectively punched to form the terminal group and the ground material sheet 400, and are transported and positioned by double material belts, and the terminal group and the ground material sheet 400 are integrally formed to perform encapsulation injection molding, i.e. the ground material sheet 400 and the terminal group are first combined together, at this time, the terminal material belt hole 310 of the terminal material belt 300 and the ground material belt hole 560 of the ground material belt 500 are on the same axis, and at the same time, the ground material belt 500 is located above the terminal material belt 300, and the supporting point on the ground material belt 500 is tightly attached to the surface of the plate portion 320 of the terminal material belt 300, so that the terminal material belt 300 and the ground material belt 500 are supported in the mold, and the same hole positioning and transportation are realized on the assembly equipment, so that the positioning mechanism of the assembly equipment is simplified, and the terminal group, the ground material sheet 400 and the insulator are integrally injection molded, the inconvenience of assembling is avoided, and the complex equipment is not required to be assembled, the assembly process is less, the assembly efficiency is improved, the stability of the product quality is improved, and the assembly cost is reduced.

The integrated grounding plate 400 and the integrated terminal set are combined with the grounding plate 400, and the plurality of conductive elastic pieces 440 arranged on the grounding plate 400 are utilized to touch the base 251 of the grounding terminal, so that when noise is generated during transmission, the conductive elastic pieces 440 are utilized to lead out the noise, and the noise can be rapidly led out to achieve the purpose of improving the transmission quality and transmitting signals at high speed.

In this embodiment, the insulating body 100 is substantially rectangular, the insulating body 100 has a base 120, a plurality of signal terminal sockets and ground terminal sockets are disposed on the base 120, the signal terminal sockets and the ground terminal sockets are disposed side by side in a horizontal direction, one or two signal terminal sockets 130 are disposed on the signal terminal sockets, the ground terminal socket has a ground terminal socket 140, the signal terminal socket 130 is disposed between the two ground terminal sockets 140, the base 120 has a first surface 150 and a second surface 160 opposite to the first surface 150, the first surface 150 has a plurality of clamping slots 180, the clamping slots 180 facilitate positioning of the conductive spring plates 440 of the ground plate 400, and the clamping slots 180 are provided with conductive spring plate insertion holes 170 penetrating the first surface 150 and the second surface 160.

In this embodiment, as shown in fig. 5, the terminal set 200 and the terminal strip 300 are integrally formed by punching, the terminal set 200 has forty-pin rows of terminals, as shown in fig. 6, each of the terminals includes a contact portion 250, a base portion 251, a bent portion 252 and a soldering portion 253 connected in sequence, sequentially from left to right are RefCIk0+ terminal 210, refCIk 0-terminal 211, first ground terminal 212, PETp0 terminal 213, PETn0 terminal 214, second ground terminal 215, PERn0 terminal 216, PERP0 terminal 217, third ground terminal 218, RSVD terminal 219, fourth ground terminal 220, S1T+ terminal 221, S1T-terminal 222, fifth ground terminal 223, S1R-terminal 224, S1R+ terminal 225, sixth ground terminal 226, second RSVD terminal 227, seventh ground terminal 228, PETp1/S2T+ terminal 229, PETn 1/S2T-terminal 230, eighth ground terminal 231, PETn 1/S2R-terminal 232, PETp1/S2R+ terminal 233, ninth ground terminal 219, PETp2/S3T+ terminal 235, PE2/S3T-236, tenth ground terminal 237, PEN 2/S3T-238, PER 3P 3, PEP 3/S3, PEP 3, PER3, PETp terminal 243, du 3, and Du 3P terminal 242, wherein RefCIk0+ terminal 210 and RefCIk 0-terminal 211 form a first set of signal groups, PETp0 terminal 213 and PETn0 terminal 214 form a second set of signal groups, PERn0 terminal 216 and PERP0 terminal 217 form a third set of signal groups, RSVD terminal 219 is a fourth signal group, S1T+ terminal 221 and S1T-terminal 222 form a fifth set of signal groups, S1R-terminal 224 and S1R+ terminal 225 form a sixth set of signal groups, second RSVD terminal 227 is a seventh signal group, PETp1/S2T+ terminal 229 and PETn 1/S2T-terminal 230 form an eighth signal group, PETn 1/S2R-terminal 232 and PETp1/S2R+ terminal 233 form a ninth signal group, PETp2/S3T+ terminal 235 and PETn 2/S3T-terminal 236 form a tenth signal group, PERn 2/S3R-terminal 238 and PERP2/S3R+ terminal 239 form an eleventh signal group, PETp terminal 3 and PETn3 terminal 242 form a twelfth signal group, PERn3 terminal 244 and PERP3 terminal 245 form a tenth signal group, SMCIK terminal 247, SMDat terminal 248, dualport En# terminal 249 are inserted into signal terminal jack 130, respectively, and first ground terminal 212 through thirteenth ground terminal 246 are inserted into ground terminal jack 140, respectively.

In this embodiment, the terminal strip 300 includes a plate portion 320 with a plurality of terminal strip holes 310 for feeding and positioning, and one end of the plate portion 320 is provided with a plurality of extending portions 330 coplanar with the plate portion 320, each terminal has a strip connecting portion 254, the extending portions 330 are connected with the strip connecting portion 254 and coplanar with the plane P, and a first pre-breaking line 350 is provided between the extending portions 330 and the strip connecting portion 254.

In this embodiment, as shown in fig. 7, the grounding plate 400 and the grounding plate material belt 500 are integrally formed by stamping, the grounding plate 400 includes a plate-shaped grounding plate body 410, the grounding plate body 410 is made of a metal conductive material, four corner regions of the grounding plate body 410 are solder points 420, a plurality of "bow" notches 430 are formed at the front edge and the rear edge of the grounding plate body 410, a grounding plate connecting plate 550 is located at the left edge and the right edge of the grounding plate body 410, ten three rows of conductive spring plate groups (columns corresponding to the number of grounding terminals) are arranged on the surface of the grounding plate body 410, each row of conductive spring plate groups has a plurality of conductive spring plates 440, the conductive spring plates 440 are inclined, the conductive spring plates 440 are abutted against the base 251 of the grounding terminal, the grounding sheet 400 is connected with thirteen grounding terminals in a conducting way, the grounding sheet 400 is embedded into the integrated grounding sheet, the grounding property is improved, the crosstalk is improved, the transmission of high-speed signals is supported, the high-frequency performance is improved, the inclination directions of the conductive spring sheet 440 close to the front edge and close to the rear edge are opposite, a plurality of outward transmission channels are formed, the conductive spring sheet 440 comprises a closed end 450 connected to the grounding sheet 400 and a free end 460 for contacting the terminals, the free end 460 is far away from the grounding sheet 400 by taking the closed end 450 as an axle center to obtain elasticity, and a plurality of welding holes 470 penetrating through the surface of the grounding sheet body 410 are formed in the surface of the grounding sheet body 410.

In this embodiment, the grounding sheet material belt 500 has a U-shaped structure, and includes a first material belt 510, a second material belt 520 and a third material belt 530 which are sequentially connected, the first material belt 510 and the third material belt 530 are oppositely arranged, the grounding sheet 400 is arranged between the first material belt 510 and the third material belt 530, the first material belt 510 and the third material belt 530 are provided with a grounding sheet connecting plate 550, two sides of the grounding sheet 400 are provided with second material belt connecting portions, and a second pre-breaking line 540 is arranged at the connecting position of the grounding sheet connecting plate 550 and the second material belt connecting portion,

it should be emphasized that in the present solution, the grounding plate 400 and the terminal set 200 are assembled first, at this time, the conductive spring plate 440 on the grounding plate 400 abuts against the lower surface of the base 251 of the thirteen grounding terminals, the grounding plate 400 and the terminal set 200 are combined in the insulating body 100 respectively in a manner of embedding injection molding after being assembled integrally, the grounding plate material belt 500 and the terminal material belt 300 are convenient for transportation and positioning in mass production, no complex machinery is required for assembling each component, after the terminal module 1 is manufactured, the grounding plate material belt 500 is folded down from the grounding plate 400 at the second pre-breaking line 540, and meanwhile, the terminal material belt 300 is folded down from the terminal at the first pre-breaking line 350, so that the assembly of the whole terminal module 1 can be completed.

The above embodiments are merely illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solution of the present utility model should fall within the scope of protection defined by the claims of the present utility model without departing from the spirit of the design of the present utility model.

Claims (9)

1. A terminal module of an SAS connector, characterized in that: including insulator, terminal group and at least one grounding piece, the terminal group include a plurality of terminals, the grounding piece be located terminal group top and as an organic whole structure, the conductive spring piece of grounding piece support and stop on the grounding terminal of terminal group, terminal group and grounding piece of an organic whole structure combine in insulator respectively with the mode of burying injection molding, the welded part of terminal expose at insulator's preceding terminal surface, the contact part of terminal expose at insulator's rear end face, the grounding piece inlay in insulator's surface and expose outside insulator.

2. The terminal module of the SAS connector of claim 1 wherein: the grounding plate comprises a plate-shaped grounding plate body, a plurality of rows of conductive spring plate groups, the number of which is the same as that of the grounding terminals of the terminal groups, are arranged on the surface of the grounding plate body, each row of conductive spring plate groups is provided with a plurality of conductive spring plates, each conductive spring plate group comprises a closed end connected to the grounding plate and a free end used for contacting the terminal, and the free end is propped against the grounding terminal and is electrically connected with the grounding terminal.

3. The terminal module of the SAS connector of claim 2 wherein: the free ends of the front conductive spring piece and the rear conductive spring piece in the same row are opposite in inclination direction.

4. The terminal module of the SAS connector of claim 2 wherein: the terminal group is sequentially provided with a RefCIk0+ terminal, a RefCIk 0-terminal, a first grounding terminal, a PETp0 terminal, a PETn0 terminal, a second grounding terminal, a PERn0 terminal, a PERP0 terminal, a third grounding terminal, a RSVD terminal, a fourth grounding terminal, a S1T+ terminal, a S1T-terminal, a fifth grounding terminal, a S1R-terminal, a S1R+ terminal, a sixth grounding terminal, a second RSVD terminal, a seventh grounding terminal, a PETp1/S2T+ terminal, a PETn 1/S2T-terminal, an eighth grounding terminal, a PETn 1/S2R-terminal, a PETp1/S2R+ terminal, a ninth grounding terminal, a PETp2/S3T+ terminal, a PETn 2/S3T-terminal, a tenth grounding terminal, a PEn 2/S3R-terminal, a P2/S3R+ terminal, an eleventh grounding terminal, a PETn 3T-terminal, a PETn3, a PEn grounding terminal, a Du 3, a PEP#and a service terminal from left to right.

5. The terminal module of the SAS connector of claim 2 wherein: the terminal group is provided with a plurality of terminals in rows, each terminal comprises a contact part, a base part, a bending part and a welding part which are sequentially connected, and the conductive elastic sheet is abutted against the base part of the grounding terminal.

6. The terminal module of the SAS connector of claim 1 wherein: the grounding piece and the grounding piece material belt are integrally formed by stamping, the terminal group and the terminal material belt are integrally formed by stamping, and the grounding piece and the terminal group are stacked and combined, and then the grounding piece material belt is positioned above the terminal material belt.

7. The terminal module of the SAS connector of claim 6 wherein: the terminal material belt comprises a plate part, a plurality of terminal material belt holes are formed in the plate part, a plurality of extending parts coplanar with the plate part are arranged at one end of the plate part, each terminal is provided with a material belt connecting part, and a first pre-breaking line is arranged between each extending part and each material belt connecting part.

8. The terminal module of the SAS connector of claim 1 wherein: the grounding sheet material strip is of a U-shaped structure and comprises a first material strip, a second material strip and a third material strip which are sequentially connected, the first material strip and the third material strip are oppositely arranged, the grounding sheet is arranged between the first material strip and the third material strip, the first material strip and the third material strip are provided with first material strip connecting plates, two sides of the grounding sheet are provided with grounding sheet connecting plates, and the junction of the first material strip connecting plates and the grounding sheet connecting plates is provided with second pre-breaking lines.

9. The terminal module of the SAS connector of claim 1 wherein: the insulating body is provided with a base, a plurality of signal terminal sockets and grounding terminal sockets are arranged on the base, the signal terminal sockets and the grounding terminal sockets are arranged side by side in a staggered mode in the horizontal direction, one or two signal terminal jacks are arranged on the signal terminal sockets, the grounding terminal socket is provided with a grounding terminal jack, the base is provided with a first surface and a second surface opposite to the first surface, the first surface is provided with a plurality of clamping groove positions, and conductive spring piece inserting holes penetrating through the first surface and the second surface are formed in the clamping groove positions.

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