CN217281506U - Portable data line - Google Patents

Abstract

The utility model provides a portable data line, which comprises a shell and a data line, wherein an accommodating cavity is formed in the shell, a winding body is rotationally arranged in the accommodating cavity, and two line passing holes are formed on the shell; the data line comprises a first line body and a second line body, one end of the first line body is provided with a first joint positioned outside the shell, and the other end of the first line body is connected with a first electric connection part; one end of the second wire body is connected with a second electric connection part, the other end of the second wire body is provided with a plurality of second joints, and the second electric connection part is fixedly arranged on the wire winding body and can be wound on the wire winding body; and the first electrical connection portion and the second electrical connection portion can maintain electrical contact when the winding body rotates. Portable data line, through rolling up the second line body on the data line on the winding up body, can be convenient for carry of data line to keep the electrical contact through first electric connection and second electric connection, can ensure the connection of first line body and second line body, thereby do benefit to the result of use of ensureing the data line.

Description

Portable data line

Technical Field

The utility model relates to an electronic data line technical field, in particular to portable data line.

Background

With the popularization of smart phones and other electronic digital products, data lines have been widely used in various electronic digital products as electronic accessories that can charge and transmit data to the electronic digital products. At present, data lines on the market are generally long lines and are placed in homes or offices. However, people need to frequently supplement electric quantity every day and transmit and exchange data with a computer, the existing long linear data wire is placed in a pocket or a bag and is easy to be wound with other articles or self-wound, and the requirements of taking at will, carrying and using at will when going out cannot be met.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention is directed to a portable data cable, so as to facilitate carrying and using of the data cable.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

a portable data line, comprising a housing and a data line, wherein:

an accommodating cavity is formed in the shell, a winding body is rotatably arranged in the accommodating cavity, and two wire passing holes communicated with the accommodating cavity are formed in the shell;

the data wire comprises a first wire body and a second wire body, and the first wire body and the second wire body are respectively arranged by penetrating through the corresponding wire passing holes;

one end of the first wire body is provided with a first joint positioned outside the shell, and the other end of the first wire body is connected with a first electric connection part positioned in the accommodating cavity;

one end of the second wire body is connected with a second electric connection part, the other end of the second wire body is provided with a plurality of second joints positioned outside the shell, the second electric connection part is fixedly arranged on the wire winding body, and the second wire body can be wound on the wire winding body; and when the winding body is driven by external force to rotate, the first electric connection part and the second electric connection part can keep electric contact.

Furthermore, two ends of the wire winding body are respectively provided with an annular bulge, and the second wire is wound on the wire winding body between the two annular bulges.

Further, the second electrical connection portion comprises two conductive rings arranged on one of the annular protrusions, the two conductive rings are arranged circumferentially around the winding body, and the two conductive rings are insulated and separated from each other in the radial direction of the annular protrusion;

the first electric connection part comprises two electric conductors arranged on the shell, the two electric conductors are arranged in an insulated and separated mode, and the two electric conductors are respectively connected with the two conducting rings in a one-to-one correspondence mode; when the two conducting rings rotate along with the coiling body, the two conducting rings are respectively in electric contact with the corresponding conductors.

Furthermore, each electric conductor is provided with at least one conductive rolling body, and the electric conductor is electrically contacted with the corresponding conductive ring through the conductive rolling body.

Furthermore, an installation shaft is arranged in the shell, the winding body is sleeved on the installation shaft, and the two electric conductors are fixedly connected to the installation shaft respectively.

Furthermore, a coil spring is arranged on the winding body in a winding mode, two ends of the coil spring are connected to the shell and the winding body respectively, the coil spring can store energy elastically when the winding body unreels the second winding body, and the winding body can be driven to reset by releasing the elastic energy storage.

Furthermore, an elastic pressing unit is arranged on the shell of the second wire body passing through the wire passing hole;

the elastic pressing unit can enable the second line body to be elastically abutted to the inner wall of the line passing hole, so that the length of the second line body extending out of the shell can be adjusted.

Furthermore, a driving motor is arranged on the shell, and a power output end of the driving motor is connected with one end of the winding body so as to provide the external force for the winding body.

Furthermore, a blocking portion located outside the housing is arranged on the second line body, and the second line body can enable each second joint to be blocked outside the housing due to the fact that the blocking portion is abutted to the outer wall of the housing.

Furthermore, the first joint and/or the second joint are/is provided with a magnetic ring.

Compared with the prior art, the utility model discloses following advantage has:

(1) portable data line, through rolling up the second line body on the data line on the winding up body, can be convenient for carry of data line to do benefit to the regulation that realizes the whole length of data line, and keep the electrical contact through first electric connection and second electric connection, can ensure the connection of first line body and second line body, thereby do benefit to the result of use of ensureing the data line.

(2) The two ends of the wire winding body are respectively provided with the annular bulges, so that the winding effect on the second wire body can be improved.

(3) The first connecting portion and the second connecting portion are arranged to be two electric conductors which are respectively in electric contact with the conducting ring, and the structure is simple and convenient to design and arrange.

(4) By arranging at least one conductive rolling body on the conductor, the friction loss between the conductor and the conductive ring can be reduced.

(5) Through set up the wind spring on the winding body, do benefit to the reduction that realizes the winding body to carry out the rolling to the second line body, its simple structure, the design of being convenient for is arranged.

(6) The shell of the second line body passing through the wire through hole is provided with an elastic pressing unit, so that the length of the second line body extending out of the shell is kept conveniently.

(7) Through set up driving motor on the casing and provide pivoted power for the spiral body, the product is ripe, is convenient for arrange the implementation, and excellent in use effect.

(8) The magnetic rings are arranged on the first joint and the second joint respectively, so that the first joint and the second joint are connected with the external plug connector in an adsorption mode.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic structural diagram of a portable data cable according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of the inside of the housing according to the embodiment of the present invention;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;

fig. 4 is a schematic view illustrating an assembly relationship between the winding body and the data line according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a wire winding body according to an embodiment of the present invention;

fig. 6 is a schematic view illustrating a matching relationship between a second line body and a conductive ring according to an embodiment of the present invention;

fig. 7 is a schematic view illustrating a relationship between a second wire body and a conductive ring according to an embodiment of the present invention;

FIG. 8 is an enlarged view of a portion of FIG. 7;

fig. 9 is a schematic view illustrating a fitting relationship between a second wire body and an elastic pressing unit according to an embodiment of the present invention;

fig. 10 is a schematic structural diagram of an elastic pressing unit according to an embodiment of the present invention;

fig. 11 is a schematic structural view of a push block under a viewing angle according to an embodiment of the present invention;

fig. 12 is a schematic structural view of another lower pushing block with a viewing angle according to an embodiment of the present invention;

fig. 13 is a schematic structural view of an L-shaped rod according to an embodiment of the present invention.

Description of reference numerals:

1. a data line; 10. a first wire body; 101. a first joint; 102. an electrical conductor; 1021. a positive conductor; 1022. a negative electrical conductor; 1023. a conductive rolling body; 11. a second wire body; 111. a second joint; 112. a conducting ring; 1121. a positive conducting ring; 1122. a negative conducting ring; 113. a blocking portion;

2. a housing; 21. an accommodating cavity; 22. a wire passing hole; 23. installing a shaft;

3. winding a wire body; 31. an annular projection; 32. a coil spring;

4. an elastic pressing unit; 41. pushing the pushing block; 411. a second inclined plane; 42. a tension spring; 43. an L-shaped rod; 431. a first inclined plane; 44. a spring; 45. and a baffle plate.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "back", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

The embodiment relates to a portable data cable, which comprises a shell 2 and a data cable 1 in an integral structure. Wherein, a containing cavity 21 is formed in the housing 2, the coiling body 3 is rotatably arranged in the containing cavity 21, and two wire passing holes 22 communicated with the containing cavity 21 are formed on the housing 2.

The data line 1 includes a first line body 10 and a second line body 11, and the first line body 10 and the second line body 11 are respectively disposed through the corresponding line through holes 22. One end of the first wire 10 has a first connector 101 located outside the housing 2, and the other end is connected to a first electrical connection portion located in the accommodating cavity 21.

One end of the second wire body 11 is connected with a second electric connection part, the other end of the second wire body is provided with a plurality of second joints 111 positioned outside the shell 2, the second electric connection part is fixedly arranged on the wire winding body 3, and the second wire body 11 can be wound on the wire winding body 3; and when the winding body 3 is driven by external force to rotate, the first electric connection part and the second electric connection part can keep electric contact.

The portable data line of this embodiment is through setting up the spiral body 3 to second line body 11 on the data line 1 can be rolled up on spiral body 3, can realize the change of the whole length of data line 1, and then the carrying of the data line 1 of being convenient for.

An exemplary structure of a portable data line of the present embodiment is shown in fig. 1 based on the above-described overall structure. As described above, the data line 1 in this embodiment includes the first line body 10 and the second line body 11, the first line body 10 includes the first joint 101 and the first electrical connection portion, the second line body 11 includes the second joint 111 and the second electrical connection portion, the first electrical connection portion and the second electrical connection portion are disposed in the housing 2, the first joint 101 of the first line body 10 is connected to the power output end of the external plug connector, and the second joint 111 of the second line body 11 is connected to the power input end of the external plug connector. One end of the second wire body 11 can be provided with a plurality of different types of connectors at the same time, so as to improve the universality of the data line 1.

In the present embodiment, as shown in fig. 2 and 3, the housing 2 is configured as a rectangular frame body having a hollow interior, an interior space thereof forms an accommodation chamber 21, and the accommodation chamber 21 is configured as a rectangle according to the shape of the housing 2 and accommodates the winding body 3. The shape of the housing 2 is preferably rectangular, which is simple in structure and easy to machine, and other shapes such as circular can be provided, without limitation. The accommodating cavity 21 is rectangular along with the housing 2, so that the space utilization rate of the housing 2 can be improved. Of course, the shape of the receiving cavity 21 is not further limited, and the receiving cavity 21 may be provided in a circular shape or other irregular shapes.

In the present embodiment, two wire through holes 22 of the housing 2 are respectively opened on two opposite sides of the housing 2 according to a conventional arrangement means, and the corresponding first wire 10 and second wire 11 of the data line 1 protrude in two opposite directions. It is also possible to arrange the two wire through holes 22 on the same side of the housing 2, or on two adjacent sides, so as to change the protruding directions of the ports of the first wire body 10 and the second wire body 11 in the data wire 1, so that the data wire 1 can adapt to different scenes.

In this embodiment, in order to realize the rotation of the winding body 3 relative to the housing 2, the second wire 11 is wound and prevented. As a preferred embodiment, as shown in fig. 3, 4 and 5, a coil spring 32 may be wound around the winding body 3, and both ends of the coil spring 32 are connected to the housing 2 and the winding body 3, respectively. Moreover, the coil spring 32 can elastically store energy when the winding body 3 unwinds the second wire body 11, and can drive the winding body 3 to reset by releasing the elastic energy storage.

In addition to the above-described coil spring 32 for driving the winding body 3 to rotate, a driving motor may be provided on the housing 2. At this time, a power output end of the driving motor is connected to one end of the winding body 3 to provide a driving force to the winding body 3. At this time, the winding and the line defense of the second line body 11 can be realized by adjusting the rotation direction of the driving motor.

In addition, in order to facilitate the connection between the housing 2 and the winding reel 3, a mounting shaft 23 is provided in the housing 2, as shown in fig. 2, 3 and 4, the mounting shaft 23 is fixedly disposed at an intermediate position inside the accommodating cavity 21, and the winding reel 3 is sleeved on a lower portion of the mounting shaft 23. The two conductors 102 provided in the first wire body 10 of the data cable 1 are fixedly connected to the upper side portion of the mounting shaft 23.

To improve the winding effect, still referring to the structure shown in fig. 5, the two ends of the winding body 3 are respectively provided with the annular protrusions 31, and the second wire 11 is wound on the winding body 3 between the two annular protrusions 31. So can reach better rolling effect at the rolling in-process, avoid the second line body 11 among the data line 1 to break away from the roll-up body 3, influence the holistic use of data line 1.

In this embodiment, the second electrical connection portion of the second wire body 11 in the data line 1 includes two conductive rings 112 disposed on one of the annular protrusions 31. As shown in fig. 5, on the annular protrusion 31 provided at the upper end of the winding body 3, two conductive rings 112 are provided around the circumference of the winding body 3, and the two conductive rings 112 are insulated and spaced from each other in the radial direction of the annular protrusion 31. As a preferred embodiment, two conductors 102 are connected to the end of the second wire 11 close to the annular protrusion 31, and the following configuration in which the conductors 102 are provided on the first wire 10 as shown in fig. 6 and 7 can be referred to. The two conductors 102 are respectively a positive conductor 1021 and a negative conductor 1022, the positive conductor 1021 and the negative conductor 1022 are respectively connected to the bottoms of the two conducting rings 112, the positive electrode corresponds to the outer positive conducting ring 1121, and the negative electrode corresponds to the inner negative conducting ring 1122.

It is understood that the end of the second wire 11 connected to the conductive ring 112 can be directly divided into a positive electrode wire and a negative electrode wire, and an accommodating groove for accommodating the positive electrode wire and the negative electrode wire is formed between the positive conductive ring 1121 and the negative conductive ring 1122 on the top annular protrusion 31 of the winding body 3, the positive electrode wire is directly connected to the outer positive conductive ring 1121 through the accommodating groove, and the negative electrode wire is directly connected to the inner negative conductive ring 1122 through the accommodating groove. At this time, the end of the second wire 11 rotates with the conductive ring 112 along with the winding 3, and the two do not rotate relatively.

The first electrical connection portion of the first wire 10 includes two electrical conductors 102 disposed on the housing 2, the two electrical conductors 102 are isolated from each other, and the two electrical conductors 102 are respectively connected to the two electrical conductors 112 in a one-to-one correspondence manner, and when the two electrical conductors 112 rotate along with the wire winding body 3, the two electrical conductors 112 are respectively electrically connected to the corresponding electrical conductors 102. Specifically, as shown in fig. 6 and 7, two conductors 102 are disposed at an end portion of the first wire 10, the two conductors 102 are a positive conductor 1021 and a negative conductor 1022 respectively, one end of the positive conductor 1021 is in contact with the top of the outer positive conductive ring 1121, and one end of the negative conductor 1022 is in contact with the top of the inner negative conductive ring 1122, so that the positive conductor 1021 and the negative conductor 1022 in the first wire 10 are always in electrical contact with the positive conductive ring 1121 and the negative conductive ring 1122 when the conductive ring 112 rotates along with the wire winding body 3.

In order to avoid abrasion caused by long-term friction between the conductive bodies 102 and the conductive rings 112, at least one conductive rolling body 1023 is disposed on each conductive body 102, and the conductive body 102 is electrically contacted with the corresponding conductive ring 112 through the conductive rolling body 1023. In this embodiment, as shown in fig. 8, a ball is disposed on the conductive body 102 of the first and second wire bodies 10 and 11 at the ends of the positive and negative poles, and the ball contacts the top of the conductive ring 112, so as to reduce friction between the ball and the conductive ring 112 and improve the service life of the conductive ring 112 and the conductive body 102.

In this embodiment, as shown in fig. 9, in order to adjust the length of the casing 2 that the second wire body 11 extends, the length of the data line 1 can be adjusted according to different requirements of people, the elastic pressing unit 4 is arranged on the casing 2 that the second wire body 11 passes through the wire hole 22, the elastic pressing unit 4 can elastically abut the second wire body 11 on the inner wall of the wire hole 22, and the length of the casing 2 that the second wire body 11 extends can be adjusted, so that different use requirements can be met.

Specifically, as shown in fig. 10, as a preferred embodiment, the elastic pressing unit 4 includes an abutting member connected to the housing 2 via an elastic member, and a driving member for driving the abutting member to abut against the second wire body 11. The second line body 11 is elastically supported by the supporting member, so that the second line body 11 is prevented from being damaged, and the second line body 11 of the extended housing 2 can be kept at a certain length.

Preferably, as shown in fig. 11 and 12, the abutting member in this embodiment is specifically a pushing block 41, the elastic member is a tension spring 42, one end of the tension spring 42 is connected to the housing 2, the other end of the tension spring 42 is connected to the pushing block 41, and when the pushing block 41 is pulled to be close to the housing 2 by the tension spring 42, one end of the pushing block 41 opposite to the abutting end can abut against the housing 2.

Meanwhile, a through groove is formed in the casing 2 in the vertical direction corresponding to the end portion of the pushing block 41 close to the casing 2, and the driving member is slidably disposed in the through groove. Referring to fig. 13, the specific driving member is an L-shaped rod 43, and the bottom end of the L-shaped rod 43 abuts against the pushing block 41 and drives the pushing block 41 against the second wire 11. When the second wire 11 is released from being tightly pressed, in order to facilitate the return of the L-shaped rod 43, a spring 44 is disposed between the other end of the L-shaped rod 43 and the housing 2, which is simple in structure and convenient for design and arrangement.

In detail, as shown in fig. 11 and 13, a first inclined surface 431 is formed at the driving end of the L-shaped lever 43 in an inclined arrangement, and a second inclined surface 411 is formed at the ejector block 41 in an inclined arrangement corresponding to the first inclined surface 431. Preferably, the first slope 431 and the second slope 411 are attached to each other, so as to improve the stability of the L-shaped rod 43 and the pushing block 41 in use. When the L-shaped rod 43 slides towards the pushing block 41, the first inclined surface 431 pushes the second inclined surface 411, so that the pushing block 41 slides towards the outside of the housing 2, at this time, the tension spring 42 is stretched to store energy, the pushing block 41 abuts against the second wire 11, and the length of the second wire 11 extending out of the housing 2 is fixed.

When the second wire 11 is pulled by an external force, the pushing block 41 slides away from the second wire 11 under the urging of the tension spring 42 releasing energy storage, and the pushing block 41 and the L-shaped rod 43 are reset by the cooperation of the second inclined surface 411 and the first inclined surface 431, and at this time, the second wire 11 can freely enter and exit the corresponding wire passing hole 22.

In addition, when the top ejector pad 41 supports tight second line body 11, for guaranteeing to support tight ageing, be close to the fixed baffle 45 that is equipped with of the other end of L shape pole 43 on casing 2, press along the length direction of L shape pole and order about top ejector pad 41 and support tight second line body 11 time, the direction of height of casing 2 upward movement also can be followed to L shape pole, thereby make things convenient for the top of L shape pole 43 to support tight baffle 45's inside behind the ability, reach the effect that restriction L shape pole 43 kick-backed under the effect of spring 44.

Of course, there are various arrangements of the elastic pressing unit 4, and the arrangement of the present embodiment is only one of the arrangements, and the structure of the elastic pressing unit 4 is not limited in particular, and other structures capable of performing the elastic pressing function may be adopted.

In order to ensure the normal use of the data line 1, the shortest length of the second line body 11 is limited to avoid the second line body 11 from being wound too much. In this embodiment, the second wire 11 is provided with a blocking portion 113 located outside the housing 2, and the second wire 11 can block each second joint 111 from the housing 2 due to the abutting of the blocking portion 113 and the outer wall of the housing 2. Specifically, as shown in fig. 1, the blocking portion 113 is a blocking block disposed on the second wire body 11 at a position close to the second joint 111, and the size of the blocking block is not smaller than the size of the wire passing hole 22 formed in the housing 2, so that the blocking block can abut against the housing 2 to limit winding of the second wire body 11. The structure of the blocking portion 113 is set as a blocking block in this embodiment, which is simple in structure and convenient for design, processing and molding. Of course, other blocking structures may be used and are not limited herein.

In order to improve the use effect of the data line 1 in this embodiment, magnetic rings (not shown in the figure) are respectively disposed at the end portions of the first joint 101 and the second joint 111 of the data line 1, and are connected with an external plug connector in a magnetic attraction manner, so as to improve the convenience of connection. It is understood that the magnetic ring may be disposed only on the first connector 101 of the data line 1, or only on the second connector 111 of the data line 1, which is not limited in detail herein. The structure of the magnetic ring can refer to the structure in the prior art, and is not described in detail herein.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A portable data line, characterized in that: comprising a housing (2) and a data line (1), wherein:

a containing cavity (21) is formed in the shell (2), a winding body (3) is rotatably arranged in the containing cavity (21), and two wire passing holes (22) communicated with the containing cavity (21) are formed in the shell (2);

the data wire (1) comprises a first wire body (10) and a second wire body (11), and the first wire body (10) and the second wire body (11) respectively penetrate through the corresponding wire passing holes (22);

one end of the first wire body (10) is provided with a first joint (101) positioned outside the shell (2), and the other end of the first wire body is connected with a first electric connection part positioned in the accommodating cavity (21);

one end of the second wire body (11) is connected with a second electric connection part, the other end of the second wire body is provided with a plurality of second joints (111) positioned outside the shell (2), the second electric connection part is fixedly arranged on the wire winding body (3), and the second wire body (11) can be wound on the wire winding body (3); and when the coiling body (3) is driven by external force to rotate, the first electric connection part and the second electric connection part can keep electric contact.

2. The portable data cord of claim 1, wherein:

two ends of the wire winding body (3) are respectively provided with an annular bulge (31), and the second wire body (11) is wound on the wire winding body (3) between the two annular bulges (31).

3. The portable data cord of claim 2, wherein:

the second electric connection part comprises two conductive rings (112) arranged on one annular protrusion (31), the two conductive rings (112) are arranged around the circumference of the coiling body (3), and the two conductive rings (112) are insulated and separated from each other in the radial direction of the annular protrusion (31);

the first electric connection part comprises two electric conductors (102) arranged on the shell (2), the two electric conductors (102) are arranged in an insulated and separated mode, and the two electric conductors (102) are respectively connected with the two conducting rings (112) in a one-to-one correspondence mode; when the two conducting rings (112) rotate along with the coiling body (3), the two conducting rings (112) are respectively in electric contact with the corresponding conductors (102).

4. The portable data cord of claim 3, wherein:

each electric conductor (102) is provided with at least one electric conduction rolling body (1023), and the electric conductor (102) is electrically contacted with the corresponding electric conduction ring (112) through the electric conduction rolling body (1023).

5. The portable data line of claim 3, wherein:

an installation shaft (23) is arranged in the shell (2), the winding body (3) is sleeved on the installation shaft (23), and the two electric conductors (102) are fixedly connected to the installation shaft (23) respectively.

6. The portable data cord of claim 1, wherein:

the winding machine is characterized in that a coil spring (32) is arranged on the winding body (3) in a winding mode, two ends of the coil spring (32) are connected to the shell (2) and the winding body (3) respectively, and the coil spring (32) can store elastic energy when the winding body (3) unwinds the second winding body (11) and can drive the winding body (3) to reset by releasing the elastic energy.

7. The portable data cord of claim 6, wherein:

an elastic pressing unit (4) is arranged on the shell (2) where the second wire body (11) penetrates through the wire passing hole (22);

the elastic pressing unit (4) can enable the second wire body (11) to be in elastic contact with the inner wall of the wire passing hole (22) so as to adjust the length of the second wire body (11) extending out of the shell (2).

8. The portable data cord of claim 1, wherein:

the shell (2) is provided with a driving motor, and the power output end of the driving motor is connected with one end of the winding body (3) so as to provide the external force for the winding body (3).

9. The portable data cord of any one of claims 1 to 7, wherein:

a blocking part (113) located outside the shell (2) is arranged on the second wire body (11), and the second joints (111) can be blocked outside the shell (2) by the second wire body (11) due to the fact that the blocking part (113) is abutted to the outer wall of the shell (2).

10. The portable data line of any of claims 1 to 7, wherein:

and the first joint (101) and/or the second joint (111) are/is provided with a magnetic ring respectively.

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