CN210468171U

CN210468171U - Cable connector crimping structure and cable connector

Info

Publication number: CN210468171U
Application number: CN201921702022.7U
Authority: CN
Inventors: 姜国栋
Original assignee: Shenzhen Zhenru Electrical Technology Co Ltd
Current assignee: Shenzhen Zhenru Electrical Technology Co Ltd
Priority date: 2019-10-10
Filing date: 2019-10-10
Publication date: 2020-05-05
Anticipated expiration: 2029-10-10

Abstract

The utility model provides a cable connector crimping structure and cable connector aims at solving the loaded down with trivial details, the difficult technical problem of maintenance of cable connector installation to reduce cable connector's cost and maintenance cost. The cable connector crimping structure comprises two fixing pieces and two crimping pieces, wherein the two crimping pieces are arranged between the two fixing pieces, the two fixing pieces and the two crimping pieces are connected through a connecting piece, the distance between the two crimping pieces can be adjusted through the connecting piece, and when a cable is crimped, the two crimping pieces are respectively attached to one fixing piece. The utility model discloses can effectively reduce cable connector's manufacturing cost and maintenance cost to can improve cable connector's installation and maintenance convenience.

Description

Cable connector crimping structure and cable connector

Technical Field

The utility model relates to the technical field of cables, especially, relate to a cable connector crimping structure and cable connector.

Background

The general cable connector adopts a cold end connector, and after the cold end connector is screwed up by a screw, a cable adhesive tape is wound and a protective sleeve is sleeved, or hot melting of a hot melting insulating sheet is adopted and then sealing installation is carried out, or glue filling insulation sealing and other modes are used. The whole inner assembly of the cable connector is a copper core or an aluminum core, so the cable connector is expensive in manufacturing cost; when cables are connected, a special tool is needed to manufacture a cold end connector, a bolt is screwed down, an adhesive tape is wound or an insulating sealing layer is sleeved, some methods of hot melting of an insulating sheet and then sealing installation or glue pouring insulating sealing are adopted, the steps are complicated, and the cable cannot be reused after long-term installation; need during the maintenance to cut lag or pyrocondensation pipe and destroy, dismantle the bolt, need repeatedly make the cold junction joint after the maintenance is accomplished, screw up the bolt, twine the adhesive tape or sheathe in insulating sealing layer, the process is wasted time and energy for a long time. The cable connector is complex to install, difficult to maintain and expensive in manufacturing cost.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention provides a cable connector crimping structure and a cable connector, which aims to solve the technical problems of complicated installation and difficult maintenance of the cable connector, and reduce the cost and maintenance cost of the cable connector.

The cable connector crimping structure comprises two fixing pieces and two crimping pieces, wherein the two crimping pieces are arranged between the two fixing pieces, the two fixing pieces and the two crimping pieces are connected through a connecting piece, the distance between the two crimping pieces can be adjusted through the connecting piece, and when a cable is crimped, the two crimping pieces are respectively attached to one fixing piece.

Further, two crimping pieces are a first crimping piece and a second crimping piece, the two fixing pieces are a first fixing piece and a second fixing piece, when the cable is crimped, the first crimping piece is attached to the inner side of the first fixing piece, and the second crimping piece is attached to the inner side of the second fixing piece.

Further, the connecting piece is a combination of the first bolt and the nut or/and a second bolt.

Furthermore, the first pressing piece and the second pressing piece are provided with first pressing holes, the first fixing piece is provided with first connecting holes, the second fixing piece is provided with second connecting holes, the nut is placed in the first connecting holes, and the first bolt penetrates through the second connecting holes, the first pressing holes and the second connecting holes to be connected with the nut.

Furthermore, a second crimping hole is formed in the second crimping piece, a third connecting hole is formed in the second fixing piece, and the second bolt penetrates through the third connecting hole and the second crimping hole to crimp the cable.

Further, the first crimping piece and the second crimping piece are provided with a first crimping groove.

Furthermore, the first fixing piece and the second fixing piece are provided with fixing grooves corresponding to the first crimping groove, and when the cable is crimped, the first crimping groove is attached to the fixing grooves.

Further, a cross grain used for locking the cable during crimping is arranged in the first crimping groove.

Further, a second crimping groove is provided on the first crimping piece and the second crimping piece.

The utility model also provides a cable connector, this cable connector includes aforementioned cable connector crimping structure.

The utility model discloses beneficial effect:

(1) the structure of the fixing piece compression joint sheet is used for replacing the whole compression joint structure made of copper or aluminum, wherein the fixing piece can be made of non-conductive materials, so that the use of conductive materials can be reduced, and the manufacturing cost of the cable connector is effectively reduced;

(2) the structure of the bolt, the fixing piece and the crimping piece enables the crimping structure to be very convenient to assemble and disassemble, so that the problems of complex installation and difficult maintenance of the cable connector can be solved, and the installation efficiency and the maintenance convenience of the cable connector are improved;

(3) by using the structure of the fixing piece pressing connecting piece, the pressing connecting piece can be directly replaced when the pressing connecting piece is damaged, the whole cable connector does not need to be replaced, so that the cable connector is more convenient to maintain, and the maintenance cost is lower.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is an exploded schematic view of a cable connector crimping structure provided in embodiment 1 of the present invention;

fig. 2 is a schematic cross-sectional view of a cable connector crimping structure according to embodiment 1 of the present invention;

fig. 3 is a schematic structural view of a crimping piece of a cable connector crimping structure provided in embodiment 1 of the present invention;

fig. 4 is a schematic structural view of a fixing member of a cable connector crimping structure according to embodiment 1 of the present invention;

fig. 5 is an exploded schematic view of a cable connector crimping structure provided in embodiment 2 of the present invention;

fig. 6 is a schematic cross-sectional view of a cable connector crimping structure according to embodiment 2 of the present invention;

fig. 7 is a schematic structural view of a sleeve of a cable connector crimping structure according to embodiment 2 of the present invention;

fig. 8 is a schematic view of an overall structure of a cable connector according to embodiment 3 of the present invention;

fig. 9 is an exploded view of the cable connector according to embodiment 3 of the present invention;

fig. 10 is a schematic cross-sectional view of a cable connector according to embodiment 3 of the present invention;

fig. 11 is a schematic structural view of a housing of a cable connector according to embodiment 3 of the present invention;

fig. 12 is a schematic structural view of a front cover of a cable connector according to embodiment 3 of the present invention;

fig. 13 is a schematic structural view of a waterproof rubber gasket of a cable connector according to embodiment 3 of the present invention.

Description of the main elements

Cable connector 100

Cable connector crimping structure 200

Housing 10

First space 11

Second space 12

External thread 13

Front cover 20

Internal thread 21

Gasket 30

Waterproof rubber mat 40

First

circular holes

41, 42

Second circular hole 43

Crimping assembly 50

Sleeve 51

First plane 511

Second plane 512

First sleeve holes

513, 514

Second sleeve hole 515

Fixing member 52

First fixing member 521

Second fixing member 522

Fixing

grooves

523, 524, 525, 526

First connection holes

527, 528

Second connection holes

529, 5210

Third connection hole 5211

Crimping piece 53

First crimping piece 531

Second crimping piece 532

First crimp

grooves

533, 534, 535, 536

Second crimp grooves

537, 538

First crimp holes 539, 5310, 5311, 5312

Second crimp hole 5313

Connecting piece 54

First bolts

541, 542

Second bolt 543

Nuts

544, 545

Cable 300

First cables

301, 302

A second cable 303.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.

The terms "first," "second," and the like in the description and in the claims, and in the drawings described above, are used for distinguishing between different objects and not necessarily for describing a particular sequential or chronological order. To the extent that the term "includes" and any variations thereof are used in either the detailed description or the claims, as well as the appended drawings, this is intended to cover non-exclusive inclusions.

Example 1

Fig. 1 and 2 show a schematic view of a cable connector crimping structure 200 provided in this embodiment 1, the cable connector crimping structure 200 including a fixing piece 52 and a crimping piece 53, the crimping piece 53 being disposed in abutment with the fixing piece 52, and the crimping piece 53 being disposed inside the fixing piece 52. The fixing member 52 is made of an insulating material, such as PA66 or PA6+10% GF. The crimping pieces 53 are made of a conductive material, for example, the crimping pieces 53 may be made of brass or aluminum alloy. In this embodiment, the fixing member 52 may be made of a material that is less expensive than the crimping pieces 53, so that a large amount of cost can be saved.

As shown in fig. 1 and 2, the number of the fixing parts 52 may be two, and includes a first fixing part 521 and a second fixing part 522; the crimping pieces 53 may be two pieces including the first crimping pieces 531 and the second crimping pieces 532. The first crimping piece 531 is attached to the inner side of the first fixing member 521, the second crimping piece 532 is attached to the inner side of the second fixing member 522, the first fixing member 521, the first crimping piece 531, the second crimping piece 532 and the second fixing member 522 can be connected and fastened by the connecting member 54, the cable 300 (including the

first cable

301, 302 and/or the second cable 303) is inserted between the first crimping piece 531 and the second crimping piece 532, and the cable 300 is crimped and fastened after the first crimping piece 531 and the second crimping piece 532 are fastened by the connecting member 54.

In the present embodiment, the spacing between the first crimping pieces 531 and the second crimping pieces 532 can be adjusted using the connecting member 54 to accommodate cables 300 of different specifications.

In this embodiment, the cable 300 crimped by the cable connector crimping structure 200 may have a specification of 1.5-35mm2, wherein the cable 300 may include

first cables

301 and 302 and a second cable 303, the

first cables

301 and 302 may have a specification of 6-35 mm2, and the second cable 303 may have a specification of 1.5-2.5 mm 2. In some applications, the cable connector 100 may only connect the

first cables

301 and 302.

As shown in fig. 1 and 2, the connector 54 may include a combination of

first bolts

541 and 542 and

nuts

544 and 545 for crimping the

first cables

301 and 302 when fastened, and a separate second bolt 543 for crimping the second cable 303 when fastened. In this embodiment, the

first bolts

541, 542 and/or the second bolt 543 may be socket head bolts, so that the

first bolts

541, 542 and/or the second bolt 543 may be conveniently adjusted and disassembled by using a conventional socket head wrench.

As shown in a schematic configuration of the crimping pieces 53 shown in fig. 3, the first crimping pieces 531 and the second crimping pieces 532 are each provided with two first crimping

grooves

533, 534, 535, 536 for crimping the

first cables

301, 302, wherein the first crimping

grooves

533, 534, 535, 536 may be provided in a semi-cylindrical shape to match the shape of the

first cables

301, 302. The first and second crimping

pieces

531, 532 may be further provided with second crimping

grooves

537, 538 for crimping the second cable 303, and the second crimping

grooves

537, 538 may be also provided in a semi-cylindrical shape to match the shape of the second cable 303.

In this embodiment, the

first crimp grooves

533, 534, 535, 536 and the

second crimp grooves

537, 538 may be provided with cross-threads therein so that the first crimp pieces 531 and the second crimp pieces 532 may well lock the copper core or the aluminum core of the cable 300 when crimping the cable 300.

As shown in fig. 3, the first crimping pieces 531 and the second crimping pieces 532 are each provided with two first crimping

holes

539, 5310, 5311, 5312, the first crimping

holes

539, 5310, 5311, 5312 are used for passing the

first bolts

541, 542 therethrough to fasten the first crimping pieces 531 and the second crimping pieces 532, wherein the first crimping

holes

539, 5310, 5311, 5312 may be provided on center lines of the first crimping pieces 531 and the second crimping pieces 532. The second pressing piece 532 is provided with a second pressing hole 5313, the second pressing hole 5313 passes through the second pressing groove 538, the second pressing hole 5313 is used for allowing the second bolt 543 to pass through and then press and fasten the second cable 303, wherein the second pressing hole 5313 can also be arranged on the center line of the second pressing piece 532 and arranged in line with the first

pressing holes

5311 and 5312, so as to reduce the cost of opening the hole.

As shown in the schematic configuration of the holder 52 in fig. 4, the first holder 521 and the second holder 522 may be provided with fixing

grooves

523, 524, 525, 526 at positions corresponding to the first crimping

grooves

533, 534, 535, 536, and when the cable 300 is crimped, the first crimping

grooves

533, 534, 535, 536 may be attached to the fixing

grooves

523, 524, 525, 526, so that the first crimping pieces 531 may be well attached to the inner side of the first holder 521, and the second crimping pieces 532 may be well attached to the inner side of the second holder 522.

In this embodiment, the size of the first fixing member 521 and the second fixing member 522 may be slightly larger than the size of the first crimping piece 531 and the second crimping piece 532, and the periphery of the first fixing member 521 and the second fixing member 522 may be provided with steps having the same thickness as the first crimping piece 531 and the second crimping piece 532 in the thickness direction of the first crimping piece 531 and the second crimping piece 532, so that the first crimping piece 531 may be completely put into the first fixing member 521, and the second crimping piece 532 may be completely put into the second fixing member 522, functioning to protect the first crimping piece 531 and the second crimping piece 532.

As shown in fig. 4, the first fixing member 521 is provided with first connection holes 527, 528 corresponding to the first crimping

holes

539, 5310, and the first connection holes 527, 528 are stepped holes for placing

nuts

544, 545. Second connection holes 529 and 5210 are formed in the second fixing member 522 at positions corresponding to the first crimping

holes

5311 and 5312, and the head ends of the

first bolts

541 and 542 are disposed at the ends of the second connection holes 529 and 5210. The second fixing member 522 has a third connecting hole 5211 corresponding to the second pressing hole 5313, and the second bolt 543 can pass through the third connecting hole 5211 to press and fasten the second cable 303.

As shown in FIG. 4, the sides of the first and

second fixtures

521 and 522 remote from the first and second crimping

pieces

531 and 532 may be provided as flat surfaces to facilitate the tightening of the first and/or

second bolts

541, 542 and/or 543.

Example 2

Fig. 5 and 6 are schematic views of a cable connector crimping structure 200 provided in embodiment 2, the cable connector crimping structure 200 including a sleeve 51, a holding member 52, and crimping pieces 53, the crimping pieces 53 being disposed in abutment with the holding member 52, and the crimping pieces 53 being disposed inside the holding member 52, the holding member 52 and the crimping pieces 53 being integrally fitted into the sleeve 51. The fixing member 52 is made of an insulating material, such as PA66 or PA6+10% GF. The crimping pieces 53 are made of a conductive material, for example, the crimping pieces 53 may be made of brass or aluminum alloy. In this embodiment, the fixing member 52 may be made of a material that is less expensive than the crimping pieces 53, so that a large amount of cost can be saved.

In this embodiment, the technical features of the fixing member 52 and the crimping piece 53 are the same as those of the fixing member 52 and the crimping piece 53 in embodiment 1, and the technical features of the fixing member 52 and the crimping piece 53 can be referred to those of the fixing member 52 and the crimping piece 53 described in embodiment 1.

Fig. 7 shows a schematic structural view of the sleeve 51, the sleeve 51 is hollow, and the fixing member 52 and the crimping piece 53 are connected by the connecting member 54 and can be integrally inserted into the sleeve 51. The socket 51 is provided with a first plane 511 and a second plane 512, the first plane 511 is used for matching with the plane of the first fixing piece 521, the second plane 512 is used for matching with the plane of the second fixing piece 522, and a certain gap can exist between the first plane 511 and the first fixing piece 521 and between the second plane 512 and the second fixing piece 522, so that the connecting piece 54 can adjust the fastening distance between the first crimping piece 531 and the second crimping piece 532.

As shown in fig. 7, the pipe wall of the casing 51 on the second plane 512 side may be provided with first casing holes 513, 514 and/or a second casing hole 515, where the positions of the first casing holes 513, 514 correspond to the positions of the first connection holes 529, 5210, and the position of the second casing hole 515 corresponds to the position of the third connection hole 5211. When the connecting member 54 is the

first bolts

541 and 542 and the

nuts

544 and 545 and/or the second bolts 543, the diameters of the first sleeve holes 513 and 514 should be smaller than the outer diameters of the bolt heads of the

first bolts

541 and 542, and the diameter of the second sleeve hole 515 should be smaller than the outer diameter of the bolt head of the second bolt 543, so that the

first bolts

541 and 542 and/or the second bolt 543 cannot slide through the first sleeve holes 513 and 514 and the second sleeve hole 515.

In this embodiment, the first bushing holes 513 and 514 and the second bushing hole 515 allow a wrench to extend into the bushing 51 to adjust the

first bolts

541 and 542 and/or the second bolt 543, so as to conveniently adjust the fastening distance between the first crimping pieces 531 and the second crimping pieces 532.

As shown in fig. 5, in this embodiment, the fixing member 52, the pressing piece 53 and the connecting member 54 are all integrally disposed in the sleeve 51, so that when the connecting member 54 is adjusted, the connecting member 54 will not slip out of the sleeve 51 and fall off, and there is no problem that the installation of the cable connector 100 is affected because the connecting member 54 falls off and is not easy to find. Especially, if the connection member 54 includes the combination of the

first bolts

541, 542 and the

nuts

544, 545 and/or the second bolt 543, the

first bolts

541, 542, the

nuts

544, 545 and/or the second bolt 543 will not fall off the sleeve 51 during adjustment, and thus the installation of the cable connector 100 will not be affected by the falling of the

first bolts

541, 542, the

nuts

544, 545 and/or the second bolt 543.

Example 3

Fig. 8, 9, and 10 show schematic structural diagrams of the cable connector 100 provided in this embodiment 3, the cable connector 100 includes a housing 10 and a front cover 20, and the housing 10 is detachably connected to the front cover 20, wherein a cover surface of the front cover 20 is provided with a hole for the cable 300 to penetrate through the interior of the cable connector 100, and the front cover 20 may be provided with a large circular hole for all the cables 300 to penetrate through, or each cable 300 is provided with a hole.

In this embodiment, the cable 300 connected by the cable connector 100 may have a specification of 1.5-35mm2, wherein the cable 300 may include a

first cable

301, 302 and a second cable 303, the

first cable

301, 302 may have a specification of 6-35 mm2, and the second cable 303 may have a specification of 1.5-2.5 mm 2. In some applications, the cable connector 100 may only connect the

first cables

301 and 302.

In this embodiment, the housing 10 and the front cover 20 may be in threaded connection, for example, as shown in the schematic housing structure diagram shown in fig. 11 and the schematic front cover structure diagram shown in fig. 12, the housing 10 may be provided with an external thread 13, the front cover 20 may be provided with an internal thread 21, and the external thread 13 and the internal thread 21 cooperate to realize the threaded connection between the housing 10 and the front cover 20.

As shown in fig. 11, the housing 10 includes a first space 11 and a second space 12, wherein, the portion of the housing 10 of the second space 12 may be configured as a retractable fan-tooth structure, and during the fastening process of the housing 10 and the front cover 20, the housing 10 and the front cover 20 will press the fan-teeth to be folded along three hundred and sixty degrees in the radial direction and in the axial direction, so as to press the components disposed in the second space 12.

As shown in fig. 9 and 10, the cable connector 100 further includes a cable connector crimping structure 200 and a waterproof rubber gasket 40, where the cable connector crimping structure 200 may be the cable connector crimping structure 200 described in embodiment 1 or embodiment 2, where the cable connector crimping structure 200 is disposed in the first space 11 of the housing 10, the waterproof rubber gasket 40 is disposed between the cable connector crimping structure 200 and the front cover 20, and the waterproof rubber gasket 40 is disposed in the second space 12 of the housing 10. In this embodiment, when the housing 10 is tightly connected to the front cover 20, the cable connector crimping structure 200 and the front cover 20 will press the waterproof rubber gasket 40, so that the waterproof rubber gasket 40 expands along the radial direction to fill the housing 10 and tightly contact the inner surface of the housing 10, thereby preventing the external water vapor from entering the cable connector crimping structure 200 from the front cover 20 to corrode the cable connector crimping structure 200.

Fig. 13 is a schematic structural diagram of a common waterproof rubber mat 40 in this embodiment, and the waterproof rubber mat 40 may be made of a material with better elasticity, such as TPE soft rubber, sealing silica gel, and the like. The waterproof rubber mat 40 can be provided with first round holes 41 and 42 and/or second round holes 43, the first round holes 41 and 42 can be used for the

first cables

301 and 302 to pass through, and the second round hole 43 can be used for the second cable 303 to pass through. Generally, the diameter of the first round holes 41, 42 is set to be the same as the specification of the

first cables

301, 302, and the diameter of the second round hole 43 is set to be the same as the specification of the second cable 303. When the housing 10 is tightly connected to the front cover 20, the cable connector crimping structure 200 and the front cover 20 also squeeze the waterproof rubber gasket 40, so that the first

circular holes

41 and 42 squeeze the

first cables

301 and 302 and tightly contact the

first cables

301 and 302, and the second circular hole 43 squeezes the second cable 303 and tightly contact the second cable 303, thereby preventing external moisture from entering the cable connector crimping structure 200 through the gaps between the

first cables

301 and 302 and the second cable 303 and the cable connector 100 to corrode the cable connector crimping structure 200.

As shown in fig. 13, in general, two first

circular holes

41 and 42 are symmetrically disposed, and a second circular hole 43 is disposed at the center of the waterproof rubber gasket 40, so as to reduce the processing difficulty of the waterproof rubber gasket 40 and facilitate the installation of the cable 300.

As shown in fig. 9 and 10, the joint between the housing 10 and the front cover 20 may be further provided with a gasket 30 to prevent moisture from entering the interior of the housing 10 from the joint between the housing 10 and the front cover 20, and as shown in fig. 3, if the housing 10 and the front cover 20 are screwed, the moisture still needs to pass through the threads of the housing 10 and the front cover 20 on the flow path, which will increase the flow path and resistance of the moisture, and will also play a role of waterproofing.

In this embodiment, the gasket 30 may be made of a material with good elasticity, such as TPE soft rubber, sealing silicone, etc.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. The cable connector crimping structure is characterized by comprising two fixing pieces and two crimping pieces, wherein the two crimping pieces are arranged between the two fixing pieces, the two fixing pieces and the two crimping pieces are connected through a connecting piece, the distance between the two crimping pieces can be adjusted through the connecting piece, and when a cable is crimped, the two crimping pieces are respectively attached to one fixing piece.

2. The cable connector crimping structure according to claim 1, wherein the two crimping pieces are a first crimping piece and a second crimping piece, and the two holding members are a first holding member and a second holding member, and when crimping the cable, the first crimping piece is attached to an inner side of the first holding member, and the second crimping piece is attached to an inner side of the second holding member.

3. Cable connector crimping structure according to claim 2, wherein the connecting member comprises a first bolt and nut combination or/and a second bolt.

4. The cable connector crimping structure of claim 3, wherein the first crimping piece and the second crimping piece are formed with a first crimping hole, the first fixing piece is formed with a first connecting hole, the second fixing piece is formed with a second connecting hole, the nut is placed in the first connecting hole, and the first bolt is connected to the nut through the second connecting hole, the first crimping hole and the second connecting hole.

5. The cable connector crimping structure of claim 3, wherein the second crimping piece defines a second crimping hole, the second fixing member defines a third connecting hole, and the second bolt passes through the third connecting hole and the second crimping hole to crimp the cable.

6. The cable connector crimping structure of claim 2, wherein the first crimping piece and the second crimping piece are provided with a first crimping groove.

7. The cable connector crimping structure of claim 6, wherein the first securing member and the second securing member have a retaining groove at a location corresponding to the first crimping groove, and the first crimping groove fits into the retaining groove when the cable is crimped.

8. The cable connector crimping structure according to claim 6 or 7, wherein a cross-grain for locking the cable at the time of crimping is provided in the first crimping groove.

9. The cable connector crimping structure of claim 2, wherein the first crimping piece and the second crimping piece are provided with second crimping grooves.

10. A cable connector characterized by comprising the cable connector crimping structure according to any one of claims 1 to 9.