CN106877035B

CN106877035B - Data line plug and manufacturing method thereof

Info

Publication number: CN106877035B
Application number: CN201710093192.9A
Authority: CN
Inventors: 吴松林; 吴海全; 邱正军; 吴克铭; 师瑞文; 彭久高
Original assignee: Shenzhen Grandsun Electronics Co Ltd
Current assignee: Shenzhen Grandsun Electronics Co Ltd
Priority date: 2017-02-21
Filing date: 2017-02-21
Publication date: 2023-05-12
Anticipated expiration: 2037-02-21
Also published as: CN106877035A

Abstract

The invention provides a data line plug and a manufacturing method thereof. The manufacturing method of the data line plug comprises the following steps of S1) welding wires and shielding cases on pins; s2) connecting the hard rubber sleeve to the shielding case through a beer sleeving process; s3) connecting the soft rubber sleeve to the hard rubber sleeve through a beer sleeving process; s4) processing the silica gel sleeve component by a double-color mold process, and then connecting the silica gel sleeve component with a hard rubber sleeve by glue, or connecting the silica gel sleeve component with the hard rubber sleeve by a sleeve beer process while processing the silica gel sleeve component by the double-color mold process. The data line plug provided by the invention has the advantages that the middle hardness is high, the two ends are good in flexibility, the data line plug has certain supporting capacity, the two ends can be bent and are not easy to break, the manufacturing method of the data line plug provided by the invention is simple and efficient in processing and assembling process, and the data line plug is compact in internal structure and good in reliability.

Description

Data line plug and manufacturing method thereof

Technical Field

The invention belongs to the technical field of data wires, and particularly relates to a data wire plug and a manufacturing method thereof.

Background

The data line is the necessity that is used for connecting mobile phone charging, transmission data, and along with the promotion of Iphone7 cell-phone, apple company has first cancelled general 3.5mm earphone socket, uses Lighting data interface to replace, so the earphone end of Iphone7 has Lighting data plug, and in order to guarantee the good performance of earphone, the design of data plug appears especially important. In the use process of the data plug, the data plug not only needs to have certain hardness to support the components such as the contact pin, but also needs to have certain flexibility to prevent the data plug from being broken due to local bending kinking.

Disclosure of Invention

The invention aims to provide a data plug which is made of various hardness materials, has certain hardness and flexibility, is convenient to plug and is not easy to break.

In order to achieve the above purpose, the invention adopts the following technical scheme: the utility model provides a data line plug, include the contact pin, with contact pin electric connection's wire rod and cover are located shield cover on the contact pin, still include with the shield cover is close to the hard gum cover that the one end of wire rod links to each other and with the silica gel cover subassembly that the hard gum cover links to each other, the silica gel cover subassembly include with the hard silica gel cover that the hard gum cover links to each other with overlap in soft silica gel cover on the hard silica gel cover is kept away from on one end of hard gum cover, one end of hard silica gel cover overlap in on the shield cover, the other end of hard silica gel cover with the contact pin links to each other, the tip of wire rod is fixed in the hard gum cover, the data line plug still including overlap in hard gum cover keep away from soft gum cover on one end of contact pin, soft gum cover keep away from one end of contact pin with the wire rod links to each other.

Further, a positioning opening is formed in one end, close to the wire rod, of the hard rubber sleeve in the circumferential direction, and one end, close to the hard rubber sleeve, of the soft rubber sleeve is arranged in the positioning opening.

Further, a positioning notch is formed in one end, far away from the wire rod, of the hard silica gel sleeve in the circumferential direction, and one end, close to the hard silica gel sleeve, of the soft silica gel sleeve is arranged in the positioning notch.

Further, a clamping hook is arranged on the shielding cover, and a clamping groove is arranged at the position, corresponding to the clamping hook, of the hard silica gel sleeve.

Further, the plug sleeve is further included, and the silica gel component, the shielding cover, the hard rubber sleeve and the soft rubber sleeve are arranged in the plug sleeve.

The data line plug provided by the invention has the beneficial effects that: compared with the prior art, the data line plug is provided with the hard rubber sleeve, one end of the hard rubber sleeve is connected with the shielding cover, and the other end of the hard rubber sleeve is connected with the wire rod, so that the contact pin and the wire rod are well connected, and a good supporting and fixing effect can be achieved; the soft rubber sleeve is sleeved on the hard rubber sleeve and connected with the wire rod, so that the wire rod has good flexibility, and when the wire rod is pulled, the wire rod can be bent and kinked appropriately, and the wire rod cannot be broken. And set up hard silica gel cover, with one end cover of hard silica gel cover on the shield cover, the other end links to each other with the contact pin to link to each other with hard silica gel cover, the shield cover is fixed in order to protect the shield cover that can be good, and cover and establish soft silica gel cover on hard silica gel cover, make the contact pin keep away from the one end of wire rod and have certain pliability. Therefore, the middle part of the data line plug is sleeved with the rubber sleeve with high hardness, so that the data line plug has certain supporting capacity, is convenient to plug and fix, and the rubber sleeve with low hardness and good flexibility is arranged at the two ends of the data line plug, so that when the data line is pulled, a proper amount of bending kink of the data line plug can not cause disconnection and gaps.

Another object of the present invention is to provide a data plug manufacturing method that allows a data plug composed of a plurality of hardness materials to be manufactured with a simple process and a compact internal structure.

In order to achieve the above purpose, the invention adopts the following technical scheme: there is provided a method of manufacturing the above data line plug, comprising the steps of: s1) welding the end part of the wire rod with the contact pin, sleeving the shielding cover outside the contact pin, and welding the shielding cover with the wire rod; s2) connecting the hard rubber sleeve to one end, close to the wire rod, of the shielding cover by adopting a beer sleeving process; s3) connecting the soft rubber sleeve to one end, close to the wire rod, of the hard rubber sleeve by adopting a beer sleeving process; s4) processing the silica gel sleeve component by adopting a double-color mold process, and then connecting the silica gel sleeve component with the hard rubber sleeve by adopting a glue spraying mode, or connecting the silica gel sleeve component to the hard rubber sleeve by adopting a beer sleeving process while processing the silica gel sleeve component by adopting the double-color mold process.

Further, in step S4), the hard silicone sleeve of the silicone sleeve assembly is injection molded, and then the soft silicone sleeve of the silicone sleeve assembly is injection molded.

Further, in step S4), the hardness of the hard silica gel cover ranges from 60 to 100 degrees, and the hardness of the soft silica gel cover ranges from 20 to 40 degrees.

Further, step S5) is further included, glue is applied to the outer surfaces of the silica gel sleeve assembly, the hard rubber sleeve and the soft rubber sleeve, and the plug sleeve is fixed in an adhesive mode.

Further, the plug bush in the step S5) is made of an anodized aluminum alloy material or a PC material.

The data line plug manufacturing method provided by the invention has the beneficial effects that: compared with the prior art, the processing, forming and assembling connection of the hard rubber sleeve and the soft rubber sleeve are completed by adopting a one-step beer sleeving process, the process is simple and compact, the silica gel sleeve component is fixedly connected with the hard rubber sleeve and the soft rubber sleeve by using glue after being processed and formed by adopting a double-color die process, the processing steps are simple, the bonding and assembling operation are convenient, and in addition, the silica gel sleeve component can also be completed by adopting a double-color die matched beer sleeving process, so that the processing, forming and assembling connection of the silica gel sleeve component are completed by adopting a one-step process, the process steps are simplified, and the compactness of the structure is enhanced. Therefore, the data plug manufactured by the method is simple and efficient in processing and assembling process, compact in internal structure and good in reliability.

Drawings

Fig. 1 is a schematic structural diagram of a data line plug according to an embodiment of the present invention;

FIG. 2 is a schematic view of the data line plug shown in FIG. 1 after the plug wrap is removed;

fig. 3 is a schematic structural diagram of the data line plug shown in fig. 2 after the hard rubber sleeve, the soft rubber sleeve and the silica gel component are disassembled;

fig. 4 is a schematic diagram of a half cross-sectional structure of a data line plug according to an embodiment of the present invention;

FIG. 5 is an enlarged view of part of the A direction of FIG. 4;

fig. 6 is a schematic diagram of a half cross-sectional structure of a flexible rubber sleeve of a data line plug according to an embodiment of the present invention;

fig. 7 is a schematic diagram of a half cross-sectional structure of a hard rubber sleeve of a data line plug according to an embodiment of the present invention;

fig. 8 is a schematic diagram of a half cross-sectional structure of a hard silica gel cover of a data line plug according to an embodiment of the present invention;

fig. 9 is a schematic diagram of a half cross-sectional structure of a soft silica gel cover of a data line plug according to an embodiment of the present invention.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.

Referring to fig. 1 to 9, a description will be given of a data line plug according to the present invention. The data line plug includes contact pin 10, wire rod 20 and shield cover 30, contact pin 10 and wire rod 20 electric connection, shield cover 30 cover is established on contact pin 10, the data line plug includes hard gum cover 40 and the silica gel cover subassembly 50 that links to each other with hard gum cover 40, hard gum cover 40 links to each other with shield cover 30, be located shield cover 30 and be close to the one end of wire rod 20, silica gel cover subassembly 50 includes the hard silica gel cover 51 that links to each other with hard gum cover 40, hard silica gel cover 51 one end cover is on shield cover 30, the other one end links to each other with contact pin 10, silica gel cover subassembly 50 still includes the soft silica gel cover 52 of cover on hard silica gel cover 51, soft silica gel cover is located the one end of keeping away from hard gum cover 40, the tip of wire rod 20 is fixed in hard gum cover 40, the data line socket still includes soft gum cover 60, soft gum cover 60 cover is located on the one end of keeping away from contact pin 10, soft gum cover 60 keeps away from the one end of contact pin 10 and links to each other with wire rod 20.

Compared with the prior art, the data line plug is provided with the hard rubber sleeve 40, one end of the hard rubber sleeve 40 is connected with the shielding cover 30, and the other end of the hard rubber sleeve is connected with the wire 20, so that the contact pin 10 and the wire 20 are well connected, and a good supporting and fixing effect can be achieved; the soft rubber sleeve 60 is sleeved on the hard rubber sleeve 40, and the soft rubber sleeve 60 is connected with the wire rod 20 so as to have good flexibility, and when the wire rod 20 is pulled, proper bending and kinking can be performed without breaking the wire rod 20. The hard silica gel sleeve 51 is arranged, one end of the hard silica gel sleeve 51 is sleeved on the shielding cover 30, the other end of the hard silica gel sleeve 51 is connected with the contact pin 10, the hard silica gel sleeve 51 is connected with the hard silica gel sleeve 40, the shielding cover 30 can be well fixed to protect the shielding cover 30, and the soft silica gel sleeve 52 is sleeved on the hard silica gel sleeve 51, so that one end of the contact pin 10, which is far away from the wire 20, has certain flexibility. Therefore, the middle part of the data line plug is sleeved with the rubber sleeve with high hardness, so that the data line plug has certain supporting capacity, is convenient to plug and fix, and the rubber sleeve with low hardness and good flexibility is arranged at the two ends of the data line plug, so that when the data line is pulled, a proper amount of bending kink of the data line plug can not cause disconnection and gaps.

Further, referring to fig. 7, in the present embodiment, a positioning opening 41 is formed in the hard rubber sleeve 40 along the circumferential direction, the positioning opening 41 is located at one end of the hard rubber sleeve 40 close to the wire 20, one end of the soft rubber sleeve 60 close to the hard rubber sleeve 40 is disposed in the positioning opening 41, and water and dust are not easy to enter the data line socket through a gap between the soft rubber sleeve 60 and the hard rubber sleeve 40 due to the structure, so that the waterproof and dustproof effects are achieved.

Further, referring to fig. 8, in the present embodiment, a positioning notch 51a is formed on the hard silica gel sleeve 51 along the circumferential direction, the positioning notch 51a is located at one end of the hard silica gel sleeve 51 close to the wire 20, and one end of the soft silica gel sleeve 52 close to the hard silica gel sleeve 51 is disposed in the positioning notch 51 a.

Further, referring to fig. 4, 5 and 7, the hard rubber sleeve 40 further includes a first inner radial portion 42 and a first outer radial portion 43 protruding outwards relative to the first inner radial portion 42, the positioning opening 41 is located at the first outer radial portion 43, a first through hole 44 for inserting the pin 10 and the shielding case 30 is formed in the hard rubber sleeve 40, and a second through hole 45 for passing through the wire 20 is formed through the first through hole 44, so that the hard rubber sleeve 40 is covered at the connection position of the pin 10 and the wire 20 to protect the connection position of the pin 10 and the wire 20, and the connection position of the pin 10 and the wire 20 is not easy to break.

Further, referring to fig. 2, the side wall of the first outer radial portion 43 of the hard rubber sleeve 40 is symmetrically provided with a third through hole 46 and a fourth through hole 47, so that the hard rubber sleeve 40 will not break due to stress concentration when the data line plug is bent.

Further, referring to fig. 4, 5 and 6, the flexible rubber sleeve 60 includes a second outer radial portion 61 sleeved outside the first inner radial portion 42 of the hard rubber sleeve 40 and a second inner radial portion 62 sleeved outside the wire 20, the second outer radial portion 61 is disposed in the positioning opening 41, a fifth through hole 63 for inserting the first inner radial portion 42 is formed in the flexible rubber sleeve 60, and a sixth through hole 64 for passing the wire 20 is formed through the fifth through hole 63, so that the side of the data line plug, which is close to the wire 20, is made of a flexible material capable of being bent and recovered elastically, and when the data line is pulled or kinked, the flexible rubber sleeve 60 is recovered elastically, so that the data line plug is not easy to break at the wire 20 after the data line is pulled or kinked.

Further, referring to fig. 2, the seventh through hole 65 and the eighth through hole 66 are symmetrically formed in the sidewall of the second outer radial portion 61 of the flexible rubber sleeve 60, so that the degree of bending deformation of the flexible rubber sleeve 60 can be greater when the data line plug is bent.

Further, the second outer radial portion 61 is identical to the first outer radial portion 43 in the shape and size of the outer periphery of the cross section, so that the data line plug is simple in structure and simple in external appearance.

Further, the cross section of each part of the second inner radial portion 62 is a circular ring, and the cross section diameter of the part near one end of the second outer radial portion 61 gradually increases towards the direction of the second outer radial portion 61, and when the data line is bent or kinked, the gradually increasing structure makes the stress of the flexible rubber sleeve 60 buffered, and the disconnection between the second inner radial portion 62 and the second outer radial portion 61 is not caused by the stress concentration.

Further, referring to fig. 4, 5 and 8, the hard silica gel cover 51 includes a third inner radial portion 51b and a third outer radial portion 51c protruding outwards relative to the third inner radial portion 51b, and a ninth through hole 51d for placing the shielding case 30 and a tenth through hole 51e penetrating the ninth through hole 51d for passing the contact pin 10 are formed in the hard silica gel cover 51.

Further, the third outer radial portion 51c has the same shape and size as the outer periphery of the cross section of the first outer radial portion 43, so that the data line plug has a simple structure and a simple external shape.

Further, referring to fig. 4, 5 and 9, an eleventh through hole 52a through which the third inner radial portion 51b is inserted and a twelfth through hole 52b through which the pin 10 passes are formed in the soft silica gel sleeve 52, so that one end of the data line plug, which is close to the pin 10, is made of a flexible material, when the pin 10 is inserted into or pulled out of the data line interface to bend or kink, the soft silica gel sleeve 52 bends, and after the pin 10 contacts the bend or kink, the soft silica gel sleeve 52 elastically recovers, so that the data line plug is not easily broken at the pin 10.

Further, the soft silica gel sleeve 52 has the same shape and size as the outer periphery of the cross section of the third outer radial portion 51c, so that the data line plug is simple in structure and concise in external modeling.

Further, referring to fig. 3, 5 and 8, in the present embodiment, the shielding cover 30 is provided with a hook 31, a clamping groove 48 is provided at the hard rubber sleeve 40 corresponding to the hook 31, and the hook 31 is inserted into the clamping groove 48 to position the silica gel sleeve, and further enhance the fixing of the silica gel sleeve assembly 50 on the shielding cover 30.

Further, the clamping groove 48 is formed on the inner side surface of the third outer radial portion 51c, and the hook 31 on the shielding case 30 is disposed at a position corresponding to the clamping groove 48, because the thickness of the third outer radial portion 51c is larger, the strength is also larger than that of the third inner radial portion 51b, and the bearing capacity is stronger after the hook 31 is engaged with the clamping groove 48.

Further, the shield can 30 is made of a metal material, and the hook 31 is formed on the shield can 30 by a punching process.

Further, referring to fig. 4 and 5, in the present embodiment, the plug housing 70 is further included, the silicone assembly, the shielding cover 30, the hard rubber sleeve 40 and the soft rubber sleeve 60 are disposed in the plug housing 70, and the plug housing 70 protects the components, so that the exterior of the data line plug is attractive and compact.

Referring to fig. 1 to 9, a method for manufacturing a data line plug according to the present invention will now be described. The manufacturing method of the data line plug comprises the following steps: s1) welding the end part of a wire 20 with a contact pin 10, then sleeving a shielding cover 30 outside the contact pin 10, and welding the shielding cover 30 with the wire 20; s2) connecting a hard rubber sleeve 40 to one end, close to the wire 20, of the shielding cover 30 by adopting a beer sleeving process; s3) connecting the soft rubber sleeve 60 to one end, close to the wire 20, of the hard rubber sleeve 40 by adopting a beer sleeving process; s4) processing the silica gel sleeve assembly 50 by adopting a double-color mold process, and then connecting the silica gel sleeve assembly 50 with the hard rubber sleeve 40 by adopting a glue pouring mode, or connecting the silica gel sleeve assembly 50 to the hard rubber sleeve 40 by adopting a beer sleeving process while processing the silica gel sleeve assembly 50 by adopting the double-color mold process.

Compared with the prior art, the processing, forming and assembling connection of the hard rubber sleeve 40 and the soft rubber sleeve 60 of the data line plug manufacturing method are completed by adopting a one-step beer sleeving process, the process is simple and compact, the silica gel sleeve assembly 50 is fixedly connected with the hard rubber sleeve 40 and the soft rubber sleeve 60 by using glue after being processed and formed by adopting a double-color mold process, the processing steps are simple and the bonding and assembling operation are convenient, and in addition, the silica gel sleeve assembly 50 can be completed by adopting a double-color mold matched beer sleeving process, so that the processing, forming and assembling connection of the silica gel sleeve assembly is completed by adopting a one-step process, the process steps are simplified, and the compactness of the structure is enhanced. Therefore, the data plug manufactured by the method is simple and efficient in processing and assembling process, compact in internal structure and good in reliability.

Further, the hard rubber sleeve 40 in the step S2) is made of PP material, the PP material has good rigidity and high strength, so that the data line plug has good supporting capability and is convenient for plugging, the soft rubber sleeve 60 in the step S3) is made of TPE material, preferably, the TPE material with the shore hardness of 60 degrees is adopted, the TPE material has high elasticity, high strength and high rebound resilience, soft touch feeling and good coloring performance, the data line plug is easy to bend or kink in the use process, and the soft rubber sleeve 60 made of the TPE material can bend and rebound back very fast after bending, so that the data line plug is not easy to break.

Further, in step S2), the first outer radial portion 43 of the hard gum cover 40 is beer connected to the outside of the shielding can 30.

Further, in step S3), the second outer radial portion 61 of the soft serve 60 is served over the first inner radial portion 42 of the hard serve 40.

Further, referring to fig. 2, 5 and 6, in the present embodiment, in step S4), the hard silicone sleeve 51 of the silicone sleeve assembly 50 is injection molded first, and then the soft silicone sleeve 52 of the silicone sleeve assembly 50 is injection molded, because the hard sleeve 40 has high strength and is not easy to deform, and the soft sleeve 60 is soft and is easy to deform, the hard sleeve 40 is injection molded first, and the soft sleeve 60 is injection molded on the basis of the hard sleeve 40, and in this process, the hard sleeve 40 is not easy to deform, so that dimensional errors in injection molding are not caused.

Further, referring to fig. 8 and 9, in the present embodiment, in step S4), the shore hardness of the hard silica gel sleeve 51 is 60-100 degrees, so that the hard silica gel sleeve has better strength and hardness, can play a better supporting role, and the shore hardness of the soft silica gel sleeve 52 is 20-40 degrees, so that the soft silica gel sleeve has better flexibility and elasticity, and can not only be bent, but also quickly recover the original shape.

Further, referring to fig. 5 and 6, in the present embodiment, step S5) is further included, glue is applied to the outer surfaces of the silicone sleeve assembly 50, the hard rubber sleeve 40 and the soft rubber sleeve 60, the plug sleeve 70 is sleeved outside the data line plug, and is adhered and fixed with the silicone sleeve assembly 50, the hard rubber sleeve 40 and the soft rubber sleeve 60, so that the fixing method is simple and easy to operate.

Further, referring to fig. 1, in the present embodiment, the plug bush 70 in step S5) is made of an anodized aluminum alloy material or a PC material, and the aluminum alloy material and the PC material are light in weight, various in color and attractive in appearance.

The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.

Claims

1. The utility model provides a data line plug manufacturing method which characterized in that, data line plug includes contact pin, with contact pin electric connection's wire rod and cover locate the shield cover on the contact pin, its characterized in that: the data line plug comprises a wire rod, a shielding cover, a hard rubber sleeve, a silica gel sleeve assembly and a data line plug, wherein the wire rod is connected with the shielding cover, the hard rubber sleeve is connected with one end of the shielding cover, the silica gel sleeve assembly is connected with the hard rubber sleeve, the silica gel sleeve assembly comprises a hard silica gel sleeve connected with the hard rubber sleeve and a soft silica gel sleeve sleeved on one end of the hard silica gel sleeve, which is far away from the hard rubber sleeve, the hard silica gel sleeve is sleeved on one end of the hard silica gel sleeve, the other end of the hard silica gel sleeve is connected with the contact pin, the end of the wire rod is fixed in the hard rubber sleeve, the data line plug further comprises a soft rubber sleeve sleeved on one end of the hard rubber sleeve, which is far away from the contact pin, the soft rubber sleeve is connected with the wire rod, and the data line plug manufacturing method comprises the following steps:

s1) welding the end part of the wire rod with the contact pin, sleeving the shielding cover outside the contact pin, and welding the shielding cover with the wire rod;

s2) connecting the hard rubber sleeve to one end, close to the wire rod, of the shielding cover by adopting a beer sleeving process;

s3) connecting the soft rubber sleeve to one end, close to the wire rod, of the hard rubber sleeve by adopting a beer sleeving process;

s4) processing the silica gel sleeve component by adopting a double-color mold process, and then connecting the silica gel sleeve component with the hard rubber sleeve by adopting a glue spraying mode, or connecting the silica gel sleeve component to the hard rubber sleeve by adopting a beer sleeving process while processing the silica gel sleeve component by adopting the double-color mold process.

2. The method for manufacturing a data line plug according to claim 1, wherein: in step S4), the hard silicone sleeve of the silicone sleeve assembly is injection molded, and then the soft silicone sleeve of the silicone sleeve assembly is injection molded.

3. The method for manufacturing a data line plug according to claim 1, wherein: in the step S4), the hardness of the hard silica gel sleeve ranges from 60 degrees to 100 degrees, and the hardness of the soft silica gel sleeve ranges from 20 degrees to 40 degrees.

4. A method of manufacturing a data line plug according to any one of claims 1 to 3, wherein: and S5) glue is applied to the outer surfaces of the silica gel sleeve component, the hard rubber sleeve and the soft rubber sleeve, and the plug sleeve is adhered and fixed.

5. The method for manufacturing a data line plug according to claim 4, wherein: the plug bush in the step S5) is made of an anodized aluminum alloy material or a PC material.

6. The method for manufacturing a data line plug according to claim 1, wherein: the circumference of the hard rubber sleeve is close to one end of the wire rod and provided with a positioning opening, and one end of the soft rubber sleeve, which is close to the hard rubber sleeve, is arranged in the positioning opening.

7. The method for manufacturing a data line plug according to claim 1, wherein: the circumference of hard silica gel cover is kept away from the one end of wire rod has seted up the location breach, soft silica gel cover is close to one end of hard silica gel cover is arranged in the location breach.

8. The method for manufacturing a data line plug according to claim 1, wherein: the shielding cover is provided with a clamping hook, and a clamping groove is formed in the position, corresponding to the clamping hook, of the hard silica gel sleeve.

9. A method of manufacturing a data line plug according to any one of claims 1, 6-8, wherein: the data line plug also comprises a plug sleeve, and the silica gel sleeve component, the shielding cover, the hard rubber sleeve and the soft rubber sleeve are arranged in the plug sleeve.