Waterproof cable assembly

Abstract

The utility model discloses a waterproof cable assembly. The waterproof cable assembly comprises a metal shell, a waterproof gasket, a butt joint nut and a butt joint nut fixing piece. The metal shell comprises a groove and a waterproof gasket positioning groove which are respectively arranged on the outer side wall of the metal shell. And the waterproof gasket comprises a waterproof gasket first convex part arranged in the waterproof gasket positioning groove. The butt joint nut comprises an accommodating groove, and the butt joint nut fixing piece is assembled in the groove and the accommodating groove, so that a good waterproof effect is provided, and external steam cannot invade into the coaxial line from the outside.

Description

Technical Field

[0001] The present application relates to a cable assembly, and more particularly to a waterproof cable assembly suitable for ultra-small coaxial cables. Background Art

[0002] The power supply or data transmission of various electronic devices generally needs to be completed through connecting cables. However, whether the electronic devices are used indoors or outdoors, they will inevitably be exposed to external moisture. However, the current cables lack a good waterproof structure and are not well sealed with the equipment, which leads to external moisture entering through the cable connector, causing the internal conductive terminals to oxidize, rust or short-circuit. When in use, poor contact will occur, and problems such as being unable to identify or read will occur, and even damage to the device. In view of this, how to provide a waterproof cable connector that can prevent foreign objects from invading the interior of the device is a problem that needs to be solved urgently. Utility Model Content

[0003] The purpose of the present application is to provide a waterproof cable assembly with good waterproof effect and suitable for ultra-small coaxial cables.

[0004] To achieve the above-mentioned purpose, the present application provides a waterproof cable assembly, including a metal shell, a waterproof gasket, a docking nut and a docking nut fixing member. The metal shell includes a groove and a waterproof gasket positioning groove, and the groove and the waterproof gasket positioning groove are respectively arranged on an outer side wall of the metal shell. The waterproof gasket includes a first convex portion of the waterproof gasket, which is arranged in the waterproof gasket positioning groove. The docking nut includes a receiving groove, and the receiving groove is arranged on an inner side wall of the docking nut. The docking nut fixing member is arranged in the groove and the receiving groove.

[0005] Optionally, the metal shell also includes a first extension portion of the metal shell, and the waterproof gasket also includes a waterproof gasket extension portion and a waterproof gasket second protrusion, the waterproof gasket extension portion is connected between the waterproof gasket first protrusion and the waterproof gasket second protrusion, and the waterproof gasket second protrusion extends in the direction of the first extension portion of the metal shell.

[0006] Optionally, the waterproof cable assembly further includes a connector insulator, and the connector insulator is arranged on an inner side of the first extension portion of the metal shell.

[0007] Optionally, the connector insulator is interference-fitted with the first extension portion of the metal shell.

[0008] Optionally, the waterproof cable assembly also includes a center terminal and a coaxial line, and the connector insulator includes a terminal receiving groove, the center terminal group is arranged in the terminal receiving groove, and the center terminal includes an internal conductor receiving groove, the metal shell also includes a second extension portion of the metal shell, wherein the coaxial line includes a coaxial line inner conductor, a coaxial line insulator, a coaxial line outer conductor and a coaxial line outer jacket in sequence, and one end of the coaxial line inner conductor is arranged in the internal conductor receiving groove and is electrically connected to the center terminal by welding or riveting.

[0009] Optionally, the coaxial line insulator and one end of the coaxial line outer conductor are arranged on an inner side of the second extension portion of the metal shell, the coaxial line outer conductor is arranged on the outer side of the second extension portion of the metal shell, and the coaxial line outer conductor is electrically connected to the metal shell through solder.

[0010] Optionally, the waterproof cable assembly further includes a metal riveted tube. One end of the coaxial line insulator is disposed on the inner side of the second extension portion of the metal shell, the coaxial line outer conductor covers the outer side of the second extension portion of the metal shell, the metal riveted tube covers the coaxial line outer conductor and the second extension portion of the metal shell, the coaxial line outer conductor is disposed on the outer side of the second extension portion of the metal shell, and the coaxial line outer conductor is electrically connected to the metal shell by riveting the metal riveted tube.

[0011] Optionally, the center terminal is interference-fitted with the connector insulator.

[0012] Optionally, the waterproof cable assembly further includes a heat shrinkable sleeve, and the heat shrinkable sleeve covers the second extension portion of the metal shell and the outer sheath of the coaxial line.

[0013] Optionally, the waterproof cable assembly further includes a heat shrinkable sleeve, which covers the metal riveted tube and the outer sheath of the coaxial line.

[0014] Optionally, the waterproof cable assembly further comprises waterproof glue, and the waterproof glue is coated in a recess formed between the metal riveted tube and one end of the outer conductor of the coaxial line and the metal shell.

[0015] Optionally, the waterproof cable assembly further includes hot melt adhesive, and the hot melt adhesive is disposed on the inner side of the heat shrinkable sleeve.

[0016] In order to further understand the features, technical means, and specific functions and purposes achieved by the present application, more specific embodiments are listed, followed by detailed descriptions with drawings and figure numbers as follows. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For those skilled in the art, other drawings can be obtained based on these drawings without creative work.

[0018] Figure 1 It is a schematic three-dimensional assembly diagram of the waterproof cable assembly according to the first embodiment of the present application.

[0019] Figure 2 for Figure 1 A three-dimensional combination schematic diagram of a waterproof cable assembly from another perspective.

[0020] Figure 3 for Figure 1 A three-dimensional exploded diagram of a waterproof cable assembly.

[0021] Figure 4 for Figure 2 A three-dimensional exploded diagram of a waterproof cable assembly.

[0022] Figure 5 for Figure 1 A top view of a waterproof cable assembly.

[0023] Figure 6 for Figure 5 Schematic diagram of the cross-section of the AA line segment.

[0024] Fig. 7A for Figure 1 A three-dimensional exploded schematic diagram of the assembly process of a waterproof cable assembly.

[0025] Figure 7B for Figure 1 A three-dimensional exploded schematic diagram of the assembly process of a waterproof cable assembly.

[0026] Figure 8 It is a schematic diagram of the docking of the waterproof cable assembly and a docking connector according to the first embodiment of the present application.

[0027] Fig. 9 for Figure 8 Schematic top view of .

[0028] Fig.10 for Fig. 9 Schematic diagram of the cross section of line segment BB.

[0029] Fig.11 This is a schematic three-dimensional assembly diagram of a waterproof cable assembly according to the second embodiment of the present application.

[0030] Fig.12 for Fig.11A three-dimensional combination schematic diagram of a waterproof cable assembly from another perspective.

[0031] Fig.13 for Fig.11 A three-dimensional exploded diagram of a waterproof cable assembly.

[0032] Fig.14 for Fig.12 A three-dimensional exploded diagram of a waterproof cable assembly.

[0033] Fig.15 for Fig.11 A top view of a waterproof cable assembly.

[0034] Fig.16 for Fig.15 Schematic diagram of the cross-section of the CC segment.

[0035] Fig.17A for Fig.11 A three-dimensional exploded schematic diagram of the assembly process of a waterproof cable assembly.

[0036] Fig. 17B for Fig.11 A three-dimensional exploded schematic diagram of the assembly process of a waterproof cable assembly.

[0037] Fig. 17C for Fig.11 A three-dimensional exploded schematic diagram of the assembly process of a waterproof cable assembly.

[0038] Fig.18 It is a schematic diagram of the docking between the waterproof cable assembly and a docking connector according to the second embodiment of the present application.

[0039] Fig.19 for Fig.18 Schematic top view of .

[0040] Fig. 20 for Fig.19 Schematic diagram of the cross-section of the DD line segment. DETAILED DESCRIPTION

[0041] In order to facilitate understanding of the technical features, contents and advantages of the present application and the effects that can be achieved, the present application is hereby described in detail as follows in conjunction with the accompanying drawings and in the form of embodiments. The drawings used therein are only for illustration and auxiliary explanation purposes and may not be the actual proportions and precise configurations after the implementation of the present application. Therefore, the proportions and configuration relationships of the attached drawings should not be interpreted to limit the scope of rights of the present application in actual implementation.

[0042] The following descriptions of the embodiments refer to the attached drawings to illustrate specific embodiments that can be implemented in the present application. Directional terms mentioned in the present application, such as "up", "down", "front", "back", "left", "right", "top", "bottom", "horizontal", "vertical", etc., are only referenced to the directions of the attached drawings. Therefore, the directional terms used are used to illustrate and understand the present application, but are not used to limit the present application.

[0043] The following will refer to the relevant drawings to illustrate various embodiments of the base module structure according to the present application. For ease of understanding, the same components in the following embodiments are illustrated with the same symbols.

[0044] The present application provides a waterproof cable assembly, which is applicable to a subminiature coaxial connector (SMA). Figures 1 to 4 , Figure 1 This is a three-dimensional assembly schematic diagram of a waterproof cable assembly according to the first embodiment of the present application. Figure 2 for Figure 1 A schematic diagram of a three-dimensional combination of a waterproof cable assembly reversed 180 degrees from another perspective. Figure 3 for Figure 1 Schematic diagram of the three-dimensional exploded view of the waterproof cable assembly and Figure 4 for Figure 2 A three-dimensional exploded diagram of a waterproof cable assembly. Figures 1 to 4 As shown, the present application provides a waterproof cable assembly 1, including a metal shell 11, a waterproof gasket 12, a butt nut 13, a butt nut fixing piece 14, a center terminal 15, a coaxial line 16 and a connector insulator 17. Specifically, the metal shell 11, the waterproof gasket 12, the butt nut 13, the butt nut fixing piece 14, the center terminal 15 and the connector insulator 17 together constitute a connector of the coaxial line 16. Figures 1 to 4 As shown, part of the space in the docking nut 13 covers one end of the metal shell 11, and the other part of the space is used to screw on a docking connector 20 (described in detail later). In some embodiments, the coaxial line 16 sequentially includes a coaxial line inner conductor 161, a coaxial line insulator 162 covering the coaxial line inner conductor 161, a coaxial line outer conductor 163 covering the coaxial line insulator 162, and a coaxial line outer jacket 164 covering the coaxial line outer conductor 163. Preferably, the coaxial line inner conductor 161 extends out of the coaxial line insulator 162 and is electrically connected to the center terminal 15 to achieve signal transmission.

[0045] Reference Figure 5 and Figure 6 And cooperate Figures 1 to 4 , Figure 5 for Figure 1 Top view of the waterproof cable assembly and Figure 6 for Figure 5 Schematic diagram of the cross section of the AA line segment. In detail, as Figure 3 and Figure 6 As shown, the metal shell 11 has an annular structure and includes a groove 110, a waterproof gasket positioning groove 111, a metal shell first extension portion 112 and a metal shell second extension portion 113. In this embodiment, the groove 110 and the waterproof gasket positioning groove 111 are respectively formed on the outer side wall 11a of the metal shell 11. Preferably, the metal shell 11 protrudes outward from its outer side wall 11a to form an inverted U-shaped waterproof gasket positioning groove 111, and the groove 110 is formed on the other side of the waterproof gasket positioning groove 111, and a part of the waterproof gasket 12 is embedded in the waterproof gasket positioning groove 111 to position the waterproof gasket 12. In some embodiments, the metal shell first extension portion 112 extends from the waterproof gasket positioning groove 111 in the direction of docking, and the metal shell second extension portion 113 extends from the waterproof gasket positioning groove 111 in the direction opposite to the docking. As Figure 3 and Figure 6 As shown, the connector insulator 17 has a sleeve configuration, which is assembled on an inner side of the first extension portion 112 of the metal shell, and the connector insulator 17 and the first extension portion 112 of the metal shell are interfered with. In this embodiment, as Figure 6 As shown, the central portion of the connector insulator 17 includes a terminal receiving groove 170 for the central terminal 15 to be assembled in the terminal receiving groove 170. In detail, the terminal mating portion of the central terminal 15 extends out of the front end of the terminal receiving groove 170, and the central terminal 15 and the connector insulator 17 are interference-fitted.

[0046] Continue to refer to Figure 6 Cooperate Figure 1 The waterproof gasket 12 includes a first convex portion 121, a waterproof gasket extension portion 123 and a second convex portion 122. In detail, the waterproof gasket extension portion 123 is connected between the first convex portion 121 and the second convex portion 122, and the first convex portion 121 is disposed in the waterproof gasket positioning groove 111. It is particularly noted that in this embodiment, the side of the first convex portion 121 of the waterproof gasket facing the direction of the first extension portion 112 of the metal shell is provided with a waterproof gasket docking portion 124.

[0047] like Figures 1 to 4 and Figure 6 As shown, the coaxial insulator 162 and one end of the coaxial outer conductor 163 are disposed on an inner side of the second extension portion 113 of the metal shell, and the coaxial outer sheath 164 is disposed on the outer side of the second extension portion 113 of the metal shell. Figure 6As shown, the coaxial cable jacket 164 has a gap near the coaxial cable outer conductor 163 near the second extension portion 113 of the metal shell, thereby forming a first space R1 between the coaxial cable jacket 164 and the second extension portion 113 of the metal shell.

[0048] Continue to refer to Figure 6 Cooperate Figure 3 and Figure 4 As shown, the docking nut 13 includes a receiving groove 130. Specifically, the receiving groove 130 is formed on an inner side wall 13b of the docking nut 13 and faces the groove 110 of the metal shell 11. In some embodiments, the docking nut fixing member 14 is an annular ring, and a part of the docking nut fixing member 14 is broken to form a set of openings 141, so that the docking nut fixing member 14 can be inserted from the side of the annular metal shell 11 and assembled in the groove 110 and the receiving groove 130, thereby fixing the docking nut 13 on the metal shell 11. It should be noted that after the docking nut 13 and the docking connector 20 (described in detail later) are assembled and positioned, the waterproof gasket extension 123 is against the inner side wall 13b of the docking nut 13, and the second convex portion 122 of the waterproof gasket is against the outer side wall 21 of the docking connector, thereby preventing external moisture from invading the coaxial line 16 from the outside.

[0049] In particular, if Figure 3 and Figure 6 As shown, the center terminal 15 has an internal conductor receiving groove 150, and the coaxial inner conductor 161 is disposed in the internal conductor receiving groove 150. The waterproof cable assembly 1 also includes an internal conductor soldering member 165 and an external conductor soldering member 166, which can be tin materials. Figure 6 As shown, the inner conductor soldering member 165 electrically connects the coaxial inner conductor 161 to the center terminal 15 by welding. In some embodiments, the coaxial inner conductor 161 can also be electrically connected to the center terminal 15 by riveting. In this embodiment, Figure 6 As shown, the outer conductor solder member 166 electrically connects the coaxial outer conductor 163 in the first space R1 with the second extension portion 113 of the metal shell through welding.

[0050] like Figures 1 to 4 and Figure 6 As shown, in some embodiments, the waterproof cable assembly 1 further includes a heat shrinkable tube 19 and a hot melt adhesive 191. In detail, the heat shrinkable tube 19 covers the second extension portion 113 of the metal shell and the outer sheath 164 of the coaxial line, and a portion of the heat shrinkable tube 19 is recessed and buried in the first space R1. The hot melt adhesive 191 is disposed on the inner side of the heat shrinkable tube 19 to fix the heat shrinkable tube 19 on the second extension portion 113 of the metal shell and the outer sheath 164 of the coaxial line to strengthen the connection between the metal shell 11 and the coaxial line 16.

[0051] Reference Fig. 7A and Figure 7B , Fig. 7A for Figure 1 A three-dimensional exploded schematic diagram of the assembly process of the waterproof cable assembly, and Figure 7B for Figure 1 Schematic diagram of the assembly process of the waterproof cable assembly. During assembly, the connector insulator 17, the metal shell 11, the waterproof gasket 12, the docking nut fixing part 14 and the docking nut 13 are assembled in sequence. In addition, the center terminal 15 is welded to the inner conductor 161 of the coaxial line. Finally, one end of the coaxial line 16 with the center terminal 15 is assembled in the metal shell 11, and the outer conductor 163 of the coaxial line is welded to the second extension part 113 of the metal shell and the metal shell 11 and the outer sheath 164 of the coaxial line are combined by the heat shrink tube 19 and the hot melt adhesive 191 to complete the assembly process. Figure 1 The assembly of the waterproof cable assembly 1 is shown.

[0052] Reference Figures 8 to 10 , Figure 8 This is a schematic diagram of the docking of the waterproof cable assembly and a docking connector according to the first embodiment of the present application. Fig. 9 for Figure 8 A top view of Fig.10 for Fig. 9 The cross-sectional diagram of the BB line segment. Figure 8 As shown, the waterproof cable assembly 1 is used to connect with the docking connector 20 by screw locking. It should be noted that Figures 8 to 10 The docking connector 20 shown has a connector that can dock with the waterproof cable assembly 1. Other detailed structures of the docking connector 20 are not technical features of the present application and are therefore not described in detail herein. Fig.10 As shown, after the waterproof cable assembly 1 is docked with the docking connector 20, the thread of the outer wall 21 of the docking connector is locked with the docking nut 13. At this time, the second convex portion 122 of the waterproof gasket interferes with the outer wall 21 of the docking connector, and the docking portion 124 of the waterproof gasket interferes with the front edge of the docking connector 20. In addition, the waterproof gasket extension portion 123 is further pressed against the inner wall 13b of the docking nut 13 due to the locking of the outer wall 21 of the docking connector, so that the waterproof gasket 12 and the metal shell 11 are more closely fitted. Secondly, the first convex portion 121 of the waterproof gasket is set in the waterproof gasket positioning groove 111 of the metal shell 11 to prevent the waterproof gasket docking portion 124 from radial displacement.

[0053] Reference Figures 11 to 14 , Fig.11 This is a three-dimensional assembly schematic diagram of a waterproof cable assembly according to a second embodiment of the present application. Fig.12 for Fig.11 A three-dimensional schematic diagram of the waterproof cable assembly from another perspective. Fig.13 for Fig.11A three-dimensional exploded diagram of a waterproof cable assembly, and Fig.14 for Fig.12 The waterproof cable assembly 1' of the second embodiment of the present application is mainly different from the waterproof cable assembly 1 of the first embodiment in that the waterproof cable assembly 1' of the second embodiment includes a metal riveted tube 18, and the other components are roughly the same in structure. Figures 11 to 14 As shown, the waterproof cable assembly 1' includes a metal shell 11, a waterproof gasket 12, a docking nut 13, a docking nut fixing part 14, a center terminal 15, a coaxial line 16, a connector insulator 17, a metal riveted tube 18 and a heat shrinkable tube 19, wherein except for the newly added metal riveted tube 18, the other components mentioned above are the same as the waterproof cable assembly 1 of the first embodiment and are not described in detail here.

[0054] Reference Fig.15 and Fig.16 And cooperate Fig.13 , Fig.15 for Fig.11 Top view of the waterproof cable assembly and Fig.16 for Fig.15 In this embodiment, the combination of the butt nut 13, the metal shell 11 and the butt nut fixing member 14 is the same as that of the first embodiment, and the terminal receiving groove 170 of the connector insulator 17 also covers a portion of the center terminal 15 and the coaxial inner conductor 161, and the waterproof gasket first protrusion 121 of the waterproof gasket 12 is also disposed in the waterproof gasket positioning groove 111 of the metal shell 11. In addition, one end of the coaxial insulator 162 is disposed on the inner side of the second extension portion 113 of the metal shell.

[0055] It is particularly noted that in the second embodiment, Fig.16 The coaxial cable outer sheath 164 is disposed outside the second extension portion 113 of the metal shell, and forms a second space R2 with the second extension portion 113 of the metal shell, and the coaxial cable outer conductor 163 covers the outside of the second extension portion 113 of the metal shell. Fig.16 As shown, one end of the coaxial outer conductor 163 passes through the second space R2 and extends to the outside of the second extension portion 113 of the metal shell to cover the outside of the second extension portion 113 of the metal shell. The metal riveting tube 18 has a sleeve structure for covering the second extension portion 113 of the metal shell and the coaxial outer conductor 163 located on the second extension portion 113 of the metal shell, and also covers the coaxial outer jacket 164 near the second space R2. With the above structure, the coaxial outer conductor 163 is electrically connected to the metal shell 11 through the riveted metal riveting tube 18.

[0056] Continue to refer to Fig.16 Cooperate Fig.13, the heat shrinkable tube 19 covers the metal riveted tube 18 and the outer sheath 164 of the coaxial line. Preferably, a hot melt adhesive 191 is disposed on the inner side of the heat shrinkable tube 19 to fix the heat shrinkable tube 19 on the metal riveted tube 18 and the outer sheath 164 of the coaxial line to strengthen the connection between the metal shell 11, the metal riveted tube 18 and the coaxial line 16. In this embodiment, the waterproof cable assembly 1 further includes a waterproof adhesive 101, which is applied to a recess 102 formed between the metal riveted tube 18 and one end of the coaxial line outer conductor 163 and the metal shell 11.

[0057] Reference 17A to 17C , which are three-dimensional exploded schematic diagrams of the assembly process of the waterproof cable assembly 1' of the second embodiment. It is particularly noted that the metal riveting tube 18 is riveted on the coaxial outer conductor 163, the second extension portion 113 of the metal shell and the coaxial outer jacket 164 after the coaxial line 16, the center terminal 15 and the docking nut 13 and other components are assembled. In addition, the waterproof glue 101 is applied to the recess 102 after the heat shrinkable sleeve 19 is assembled on the metal riveting tube 18 and the coaxial line 16, and the waterproof glue 101 is applied to the recess 102 to complete the waterproof cable assembly 1'. Fig.11 The waterproof cable assembly 1' is shown assembled.

[0058] Reference Figures 18 to 20 , Fig.18 This is a schematic diagram of the docking of a waterproof cable assembly and a docking connector according to the second embodiment of the present application. Fig.19 for Fig.18 A top view of Fig. 20 for Fig.19 The cross-sectional diagram of the DD line segment. Fig.18 As shown, the waterproof cable assembly 1' of the second embodiment is used to connect with the docking connector 20 by screw locking, which can achieve the same locking and waterproofing effect as the waterproof cable assembly 1 of the first embodiment. Fig. 20 As shown, after the waterproof cable assembly 1' is docked with the docking connector 20, the thread of the outer wall 21 of the docking connector is locked with the docking nut 13. At this time, the second convex portion 122 of the waterproof gasket interferes with the outer wall 21 of the docking connector, and the docking portion 124 of the waterproof gasket interferes with the front edge of the docking connector 20. In addition, the waterproof gasket extension portion 123 is further pressed against the inner wall 13b of the docking nut 13 due to the locking of the outer wall 21 of the docking connector, so that the waterproof gasket 12 and the metal shell 11 are more closely fitted. Secondly, the first convex portion 121 of the waterproof gasket is set in the waterproof gasket positioning groove 111 of the metal shell 11 to prevent the waterproof gasket docking portion 124 from radial displacement.

[0059] The above description is to illustrate the features of the present application through embodiments, and its purpose is to enable those familiar with the technology to understand the content of the present application and implement it accordingly, rather than to limit the patent scope of the present application. Therefore, any other equivalent modifications or amendments that do not deviate from the technical ideas disclosed in the present application should still be included in the scope of the patent application described below.

Claims

1. A waterproof cable assembly, characterized in that: include: The metal shell comprises a groove and a waterproof gasket positioning groove, and the groove and the waterproof gasket positioning groove are respectively arranged on an outer side wall of the metal shell; The waterproof gasket includes a first convex portion of the waterproof gasket, which is arranged in the positioning groove of the waterproof gasket; The butt nut comprises a receiving groove, and the receiving groove is arranged on an inner side wall of the butt nut; and The butt nut fixing piece is assembled in the groove and the receiving slot.

2. The waterproof cable assembly according to claim 1, characterized in that: The metal shell also includes a first extension portion of the metal shell, and the waterproof gasket also includes a waterproof gasket extension portion and a waterproof gasket second protrusion, the waterproof gasket extension portion is connected between the waterproof gasket first protrusion and the waterproof gasket second protrusion, and the waterproof gasket second protrusion extends in the direction of the first extension portion of the metal shell. 3 . The waterproof cable assembly according to claim 2 , further comprising a connector insulator, wherein the connector insulator is arranged on an inner side of the first extension portion of the metal shell.

4. The waterproof cable assembly according to claim 3, characterized in that: The connector insulator is interference-fitted with the first extension portion of the metal shell.

5. The waterproof cable assembly as described in claim 3 further includes a center terminal and a coaxial line, and the connector insulator includes a terminal receiving groove, the center terminal group is arranged in the terminal receiving groove, and the center terminal includes an internal conductor receiving groove, the metal shell also includes a second extension portion of the metal shell, wherein the coaxial line includes a coaxial line inner conductor, a coaxial line insulator, a coaxial line outer conductor and a coaxial line outer jacket in sequence, and one end of the coaxial line inner conductor is arranged in the internal conductor receiving groove and is electrically connected to the center terminal by welding or riveting.

6. The waterproof cable assembly according to claim 5, characterized in that: The coaxial line insulator and one end of the coaxial line outer conductor are arranged on an inner side of the second extension portion of the metal shell, the coaxial line outer conductor is arranged on the outer side of the second extension portion of the metal shell, and the coaxial line outer conductor is electrically connected to the metal shell through solder.

7. The waterproof cable assembly as described in claim 5 further includes a metal riveted tube, wherein one end of the coaxial line insulator is arranged on the inner side of the second extension portion of the metal shell, the coaxial line outer conductor covers the outer side of the second extension portion of the metal shell, the metal riveted tube covers the coaxial line outer conductor and the second extension portion of the metal shell, the coaxial line outer conductor is arranged on the outer side of the second extension portion of the metal shell, and the coaxial line outer conductor is electrically connected to the metal shell by riveting the metal riveted tube.

8. The waterproof cable assembly according to claim 5, characterized in that: The center terminal is interference fit with the connector insulator.

9. The waterproof cable assembly according to claim 5, further comprising a heat shrinkable tube, wherein the heat shrinkable tube covers the second extension portion of the metal shell and the outer sheath of the coaxial line.

10. The waterproof cable assembly according to claim 7, further comprising a heat shrinkable tube, wherein the heat shrinkable tube covers the metal riveted tube and the outer jacket of the coaxial line.

11. The waterproof cable assembly according to claim 7, further comprising waterproof glue, wherein the waterproof glue is coated in a recess formed between the metal riveted tube and one end of the coaxial outer conductor and the metal shell.

12. The waterproof cable assembly according to claim 9, further comprising hot melt adhesive, wherein the hot melt adhesive is disposed on the inner side of the heat shrinkable sleeve.

13. The waterproof cable assembly according to claim 10, further comprising hot melt adhesive, wherein the hot melt adhesive is disposed on the inner side of the heat shrinkable sleeve.

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