CN215896871U

CN215896871U - Rotatable USB device

Info

Publication number: CN215896871U
Application number: CN202121987797.0U
Authority: CN
Inventors: 张志玮
Original assignee: Longhan Technology Co ltd
Current assignee: Longhan Technology Co ltd
Priority date: 2021-08-23
Filing date: 2021-08-23
Publication date: 2022-02-22
Anticipated expiration: 2031-08-23

Abstract

The utility model discloses a rotatable USB device, comprising: a rotatable housing, comprising: a front shell including a first rear side and at least a first outer side; wherein the first rear side is formed with a first through hole; a rear housing including a front opening, a second rear side and at least a second outer side; wherein the at least one second outer side forms a second through hole; and a rotating assembly; wherein the rotating assembly is clamped between the front shell and the rear shell, so that the front shell rotates relative to the rear shell, and the rotating assembly comprises: the first rotating sheet is fixed on the first rear side of the front shell and comprises a first opening, and the first opening is aligned with the first through hole on the first rear side of the front shell; a second rotating plate fixed at the front opening of the rear shell and comprising a second opening aligned with the first opening; a round shaft sleeve and a USB connector; the angle of the USB socket on a multidirectional device is matched by adjusting the USB connector, so that the USB connector can be smoothly inserted for use.

Description

Rotatable USB device

Technical Field

The present invention relates to a USB device, and more particularly, to a rotatable USB device.

Background

The USB connector has plug-and-play characteristics, and is often used as a transmission interface or a charging interface of many electronic devices, such as a data storage device, a server key (dongle), and the like; however, such USB devices are small in size and are usually used in combination with a USB socket inserted into a desktop or notebook computer, and the USB socket of the desktop or notebook computer may change its position or angle according to the mechanism design, and there is no unified standard.

In addition, the USB device used in cooperation with the USB socket inserted into the notebook computer has a problem that the USB device is easily knocked off by external force to interrupt transmission, and a stable connection after insertion cannot be ensured.

SUMMERY OF THE UTILITY MODEL

In view of the fact that the conventional USB device is not easily used with multi-directional equipment on the market, the present invention provides a rotatable USB device.

The main technical means used to achieve the above purpose is to make the rotatable USB device include:

a rotatable shell comprising a front shell, a rear shell and a rotating component; the rotating assembly is clamped between the front shell and the rear shell to enable the front shell to rotate relative to the rear shell; and

a USB connector, the rear end of which is inserted with a person and fixed on the front side of the front shell; wherein the ends of the plurality of terminals of the USB connector are located within the front housing.

It can be seen from the above description that, in the rotatable USB device of the present invention, the front shell of the rotatable housing is provided with a USB connector, and a rotating component is disposed between the front shell and the rear shell, so that the front shell can rotate relative to the rear shell, and the USB connector can be adjusted to match the angle of the USB socket on the multi-directional device, so as to be smoothly inserted into the USB device for use.

Another objective of the present invention is to provide a rotatable USB device with plug-in locking function, wherein a locking assembly is further disposed between the front shell and the USB connector thereon, the locking assembly mainly comprises:

the fixed seat is fixed on the inner surface of the front side of the front shell and comprises two first through grooves which are oppositely arranged;

a locking piece, which comprises a seat body and two long hooks, wherein the seat body is positioned on the fixed seat and comprises two second through grooves, the two second through grooves are oppositely arranged to align with the two first through grooves on the front side, the two long hooks extend from the front side of the seat body to the USB connector side by side, and the hook parts at the front ends of the long hooks correspond to and protrude out of two openings of a shell of the USB connector;

a rotating assembly, including a rotating shaft and a buckling piece, wherein the first end of the rotating shaft passes through the through hole at one side of the front shell, the two first through grooves of the fixing seat and the two second through grooves of the seat body and is buckled with the buckling piece, and the second end of the rotating shaft is exposed out of the through hole at the side of the front shell; and

and the elastic component comprises a supporting column and a spring, the spring is sleeved on the supporting column, and the supporting column is arranged between an inner bottom surface of the front shell and the rear side of the seat body of the locking piece.

It can be seen from the above description that when the USB connector is inserted into a USB socket, the two long hooks of the locking assembly simultaneously protrude out of the two openings of the shell of the USB connector and the two slots of the shell of the USB socket, so as to lock the USB device on the USB socket; therefore, the USB device can be rotated after being plugged, and the USB device can not fall off due to external force.

In order to better understand the above and other aspects of the present invention, the following detailed description is given with reference to the accompanying drawings, but the present invention is not limited thereto.

Drawings

Fig. 1 is a perspective view of a rotatable USB device according to a first embodiment of the present invention.

Fig. 2 is an exploded perspective view of fig. 1.

FIG. 3A is a schematic cross-sectional view of the cut line A-A of FIG. 1.

FIG. 3B is a schematic cross-sectional view of the cut line B-B of FIG. 1.

Figure 3C is a cross-sectional view of the C-C cut line of figure 1.

Fig. 4A to 4E are schematic diagrams of the operations of the plurality of sheets of fig. 1.

Fig. 5 is an exploded perspective view of a second embodiment of the rotatable USB device of the present invention.

FIG. 6 is a combined cross-sectional view of a second embodiment of the rotatable USB device of the present invention.

FIG. 7 is another sectional view of the rotatable USB device according to the second embodiment of the present invention.

FIG. 8 is a cross-sectional view of FIG. 5 inserted into a USB receptacle.

Wherein, the reference numbers:

1. 1' rotatable USB device 10 rotatable housing

11 front shell 111 side perforations

112 first rear side 113 first outer side

114, a groove 115 and a first through hole

116 convex column 12 rear shell

120 front opening 121 second rear side

122. 122', a second outer side 123 which is a clamping groove

124 second through hole 13 rotating component

14 first rotating plate 141 first ring body

142 branch 143 first opening

144, engaging hole 145, through hole

15 second rotating plate 151 second ring body

152 side flaps 153 second openings

154 hemispherical convex grain 16 and round shaft sleeve

161 convex ring 162 convex ring

17: cable wire 171: electric wire

172 first outer insulating layer 173 second outer insulating layer

174 bare Metal wire 20 front side

201 rear wall surface 21 fixed seat

22 base plate 221 first elongated slot

222 stepped space 23 side plate

231 first through slot 30 USB connector

31 case 311 opening

32 insulating seat 321 and second long groove

33 terminal 40 locking part

41: seat body 42: top

421 fixing part 422 with opening

43 lateral part 431 second through groove

44 long hook 441 and hook part

50 first end of rotating assembly 501

502 second end 51 rotating shaft

511: shaft body 512: concave ring groove

513 knob 514 multiple tooth grooves

52 fastener 60 elastic component

61 support column 611 column cap

612 column 62 spring

70 USB socket 71 casing

711 groove passing through

Detailed Description

The present invention provides a rotatable USB device, and the technical content of the present invention will be described in detail below with reference to the accompanying drawings.

Referring to fig. 1, a rotatable USB device 1 according to a first embodiment of the present invention includes a rotatable housing 10 and a USB connector 30, and may further include a cable 17; wherein the USB connector 30 and the cable 17 are respectively fixed on the rotatable housing 10.

The rotatable housing 10 includes a front shell 11, a rear shell 12 and a rotating element 13; the rotating assembly 13 is sandwiched between the front housing 11 and the rear housing 12, so that the front housing 11 rotates relative to the rear housing 12.

The front housing 11 includes a front side 20, a first rear side 112 and at least one first outer side 113, the at least one first outer side 113 is connected between the front side 20 and the first rear side 112; in the embodiment, the front housing 11 is rectangular, and therefore includes a front side 20, a first rear side 112 and four first outer sides 113, and the first rear side 112 is formed with a groove 114 and a first through hole 115 located in the groove 114, that is, the first through hole 115 penetrates through the first rear side 112; the bottom surface of the groove 114 extends rearward with a plurality of posts 116.

The rear housing 12 includes a front opening 120, a second rear side 121 and at least one second outer side 122; in the embodiment, the rear housing 12 is in a half-ellipse shape in side view, so the second rear side 121 is in an arc shape and includes four second outer sides 122, 122 ', wherein the inner wall surfaces of the two opposite second outer sides 122' in the vertical direction respectively form a slot 123 communicating with the front opening 120, and one of the two opposite second outer sides 122 in the horizontal direction forms a second through hole 124.

The rotating assembly 13 includes a first rotating plate 14, a second rotating plate 15 and a circular shaft sleeve 16; the first rotating plate 14 is fixed on the first rear side 112 of the front housing 11, in this embodiment, the first rotating plate 14 is fixed in the groove 114 of the first rear side 112 and includes a first ring 141 and a plurality of supporting portions 142, a first opening 143 of the first ring 141 is aligned with the first through hole 115 of the front housing 11 and is formed with a plurality of angularly arranged through holes 145, the supporting portions 142 horizontally extend from the outer side of the first ring 141 and are arranged at 90-degree intervals, and each supporting portion 142 forms an engaging hole 144 to be engaged with the protruding pillar 116 in the groove 114 of the front housing 11, as shown in fig. 3A, so that the first rotating plate 14 is fixed in the groove 114. In this embodiment, the first ring 141 has four through holes 145 arranged at 90 degree intervals.

The second rotating plate 15 includes a second ring 151 and two side fins 152; wherein a second opening 153 of the second ring member 151 is aligned with the first opening 143 of the first ring member 141, and a plurality of hemispherical protrusions 154 are formed on the front surface of the second ring member corresponding to the through holes 145 of the first ring member 141, and each hemispherical protrusion 154 is received in the corresponding through hole 145, so that the hemispherical protrusions 154 are arranged at 90 ° intervals, as shown in fig. 3C; the two side tabs 152 extend backward along the outside of the second ring 151 to be inserted into the two slots 123 of the rear housing 12, respectively, so that the second rotating piece 15 is fixed at the front opening 120 of the rear housing 12. In the embodiment, the second rotating plate 15 includes four hemispherical protrusions 154, and since the radius of each hemispherical protrusion 154 is small, the hemispherical protrusions 154 are temporarily received in the corresponding through holes 145, and when a large rotating force is applied, the hemispherical protrusions 154 can leave the through holes, thereby achieving the effect of rotational positioning.

Referring to fig. 3B, the circular shaft sleeve 16 passes through the second opening 153 of the second ring member 151 and the first ring member 141; in this embodiment, a protruding ring 161 is formed on the outer side of the circular sleeve 16 near the rear end to abut against the rear surface of the second ring 151, and another protruding ring 162 is formed on the front end to abut against the front surface of the first ring 141, so that the front shell 11 and the rear shell 12 are not separated. In the embodiment, the depth of the groove 114 on the first rear side 112 of the front housing 11 matches the total thickness of the first rotating plate 14 and the protruding ring 162, so that the first rotating plate 14 and the protruding ring 162 are disposed in the groove 114.

As can be seen from the above description, the rotatable housing 10 is rotatably connected to the front housing 11 and the rear housing 12 by the rotating component 13, so that the front housing 11 rotates relative to the rear housing 12.

The rear end of the USB connector 30 is inserted into and fixed on the front side 20 of the front housing 11, and includes a housing 31, an insulating base 32 and a plurality of terminals 33; the insulating base 32 is disposed in the housing 31, and the terminals 33 are fixed on the insulating base 32 at intervals, and the end of each terminal 33 is located in the front housing 11.

The cable 17 has a circular cross section, and one end of the cable passes through a second through hole 124 on a second outer side 122 of the rear housing 12 into the rear housing 12 and then passes through the circular shaft sleeve 16 into the front housing 11; the cable 17 includes a plurality of wires 171 and a first outer insulating layer 172 covering the wires 171, the wires 171 respectively correspond to the terminals 33 of the USB connector 30, and each wire 171 includes a second outer insulating layer 173 and a bare metal wire 174, as shown in fig. 7, each bare metal wire 174 is soldered to the end of the corresponding terminal 33 in the front housing 11.

Referring to fig. 1 and 4A, the USB connector 30 is horizontally disposed, and when the front shell 11 is rotated clockwise or counterclockwise by 45 degrees, as shown in fig. 4B, and when the front shell 11 is rotated to 90 degrees, as shown in fig. 4C, the USB connector 30 is vertically disposed; at this time, as shown in fig. 2 and fig. 3C, the hemispherical protrusions 154 on the second rotating plate 15 are disengaged from the original through holes 145 and moved to the positioning engagement of the adjacent through holes 145; similarly, the second rotating plate 15 continues to rotate the front housing 11 to 180, 270 degrees, as shown in fig. 4D and 4E. Therefore, the cable 17 extending out of the rear shell 12 of the rotatable USB device can be kept still, and the angle of the USB connector 30 can be changed by rotating the front shell 11, so that the USB device can be matched with USB sockets with different angles for use.

Referring to fig. 5, in the second embodiment of the rotatable USB device 1' of the present invention, compared to the first embodiment shown in fig. 2, a fixing seat 21, a locking member 40, a rotating member 50 and an elastic member 60 are further disposed in a front housing 11, and a first outer side 113 of the front housing 11 is formed with a side through hole 111.

The fixing base 21 is fixed on an inner wall surface of a front side 20 of the front housing 11, is located below a rear end of a USB connector 30, and includes a base plate 22 and two side plates 23, two parallel first long grooves 221 are formed on an upper surface of the base plate 22, the two side plates 23 are disposed on two opposite sides of the base plate 22, and each side plate 23 is formed with a first through groove 231. In the present embodiment, as shown in fig. 6, the substrate 22 further forms a step-shaped space 222 with a narrow top and a wide bottom; the USB connector 30 is a male connector or a plug connector, and the rear end thereof is inserted into the front side 20 and is located on the fixing base 21; two openings 311 are formed at a bottom of a housing 31 of the USB connector 30, an insulating base 32 is disposed in the housing 31, as shown in fig. 6, two second long slots 321 are formed in parallel on a bottom surface of the insulating base 32 from a rear end to a front end, the two second long slots 321 are respectively communicated with the two openings 311 of the housing 31, and a plurality of terminals 33 are disposed on the insulating base 32.

The locking member 40 comprises a base 41 and two long hooks 44, the base 41 is located on the fixing base 21 of the front side 20, the base 41 is bent into a reversed-u shape by a metal plate, and thus comprises a top 42 and two side portions 43, the top 42 extends backward to form a fixing portion 421, the fixing portion 421 is formed with an opening 422, each side portion 43 forms a non-circular second through groove 431 to align to the first through groove 231 of the fixing base 21; referring to fig. 6, the two long hooks 44 extend from the front side of the corresponding side portion 43 toward the USB connector 30, respectively, and pass through the two second long slots 321 on the bottom surface of the insulating base 32 of the USB connector 30, and the front hook 441 of each long hook 44 corresponds to and protrudes out of the opening 311 of the shell 31 of the USB connector 30. In the embodiment, each of the second through grooves 431 is a hexagonal hole, but not limited thereto.

The rotating assembly 50 includes a rotating shaft 51 and a fastener 52, the cross section of the shaft body 511 of the rotating shaft 51 matches with the second through groove 431 of the base body 41 of the locking member 40, which is also non-circular, and as shown in fig. 5 and 7, the first end 501 of the rotating shaft 51 passes through the side through hole 111 of the front housing 11, the two first through grooves 231 of the fixing base 21 and the two second through grooves 431 of the base body 41, and is fastened with the fastener 52, and the second end 502 of the rotating shaft 51 is exposed from the side through hole 111 of the front housing 11; in this embodiment, the cross-section of the shaft body 511 of the rotating shaft 51 is hexagonal, a concave ring groove 512 is formed on the outer side of the rotating shaft 51 near the first end 501 for being buckled on a C-shaped ring or an E-shaped ring used as a buckling member 52, the second end 502 of the rotating shaft 51 is a knob 513, and the knob 513 is formed with a multi-tooth groove 514 for allowing a matching tool to be inserted and then the knob 513 is rotated to rotate the rotating shaft 51.

The elastic component 60 includes a supporting post 61 and a spring 62, the spring 62 is sleeved on the supporting post 61, as shown in fig. 6, the supporting post 61 is disposed between an inner bottom surface of the front housing 11 and the fixing portion 421 of the base 41 of the locking element 40; in this embodiment, the supporting post 61 includes a post head 611 and a post 612, the width of the post head 611 is greater than the width of the post 612, so that the supporting post 61 penetrates the stepped space 222 of the base 22, the post head 611 is accommodated in the lower wide portion of the stepped space 222, one end of the post 612 integrally formed with the post head 611 is located in the upper narrow portion of the stepped space 222, the other end of the post 612 is finally inserted into the opening 422 of the fixing portion 421, the post head 612 is sleeved by the spring 62, and the post head 611 is located between the bottom surface of the base 22 and the inner bottom surface of the front housing 11, so that the supporting post 61 is fixed in the front housing 11; at this time, two ends of the spring 62 respectively abut against the substrate 22 and the fixing portion 421 of the base 41.

Referring to fig. 5 and 6, when the rotatable USB device 1' is assembled, the seat 41 of the locking element 40 is disposed on the fixing seat 21, the spring 62 is disposed between the substrate 22 of the fixing seat 21 and the fixing portion 421 of the seat 41, the supporting post 61 passes through the stepped space 222, the spring 62 and the opening 422 of the fixing portion 421 of the seat 41 from the bottom surface of the substrate 22 of the fixing seat 21, and then the two second through grooves 431 of the seat 41 are aligned with the two first through grooves 231 of the fixing seat 21 and the side through hole 111 of the front housing 11, respectively, as shown in fig. 7, then, the first end 501 of the rotating shaft 51 passes through the side through hole 111 of the front housing 11, the two first through grooves 231 of the fixing base 21 and the two second through grooves 431 of the base 41, and is buckled with the buckling piece 52, so as to fix the locking piece 40 and the elastic component 60 in the front shell 11, the second end 502 of the rotation shaft 51 is exposed from the side through hole 111 of the front case 11; as shown in fig. 6, after the assembly, the bottom edges of the two side portions 43 of the seat body 41 of the locking member 40 keep a distance from the first long slot 221 corresponding to the substrate 22, and the fixing portion 421 at the rear end of the seat body 41 is supported upwards by the spring 62 to tilt the two long hooks 44 downwards, so that the hook portion 441 at the front end of each long hook 44 protrudes out of the corresponding opening 311 of the housing 31 of the USB connector 30.

Referring to fig. 8, in the rotatable USB device 1' of the present invention, the USB connector 30 is inserted into a corresponding USB socket 70, during the insertion process, since the housing 31 of the USB connector 30 abuts against the inner wall of the housing 71 of the USB socket 70, the hook 441 originally protruding out of the opening 311 of the housing 31 of the USB connector 30 is pushed by the housing 71 of the USB socket 70 and retracts into the housing 31 of the USB connector 30, and at the same time, the seat 41 of the locking element 40 uses the rotation shaft 51 as a fulcrum, so that the fixing portion 421 at the rear end thereof moves downward, and the spring 62 is compressed; when the two openings 311 of the shell 31 of the USB connector 30 are aligned with the two through slots 711 of the shell 71 of the USB socket 70, the hook 441 is no longer pushed by the shell 71 of the USB socket 70, the spring 62 is released to provide an upward restoring force, and the fixing portion 421 is lifted up again, so that the two long hooks 44 of the base 41 move downward, and the hook 441 protrudes out of the two openings 311 of the shell 31 of the USB connector 30 and the two through slots 711 of the shell 71 of the USB socket 70 again, so as to lock the rotatable USB device 1' on the USB socket 70.

On the contrary, if the USB connector 30 is to be pulled out from the USB socket 70, a tool (not shown) is used to rotate the knob 513 (as shown in fig. 5) of the rotating assembly 50 counterclockwise, so that the rotating shaft 51 drives the seat 41 to rotate counterclockwise, the hooks 441 of the two long hooks 44 are retracted into the shell 31 of the USB connector 30, the locking state with the USB socket 70 is released, and the USB connector 30 is pulled out backward, so as to smoothly take the rotatable USB device 1' out of the USB socket 70, thereby achieving the purpose of preventing the collision and falling.

In summary, in the rotatable USB device of the present invention, a USB connector is disposed on a front shell of a rotatable housing, and a cable electrically connected to the USB connector penetrates through an outer side of a rear shell of the rotatable housing, and the position where the cable penetrates through the rear shell is fixed by a rotation component between the front shell and the rear shell, and the USB connector of the front shell rotates the front shell to adjust the USB connector to match the angle of the USB socket according to the angle of the USB socket, so as to insert smoothly; therefore, when the rotatable USB device is applied to a server secret key (dongle) and external device equipment, the angle of the rotatable USB connector accords with the use of multidirectional equipment on the market; in order to prevent the USB socket of the rotatable USB device inserted on a multidirectional device by the USB connector from falling off due to external force, the rotatable USB device is provided with a locking structure between the front shell and the USB connector, the locking structure is automatically locked when the rotatable USB device is inserted into the USB socket, and when the rotatable USB device is to be pulled out, the locking structure can be released by rotating a tool to pull out the USB connector smoothly.

Although the present invention has been described with reference to specific embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. A rotatable USB device, comprising:

a rotatable housing, comprising:

a front shell including a first rear side and at least a first outer side; wherein the first rear side is formed with a first through hole;

a rear housing including a front opening, a second rear side and at least a second outer side; wherein the at least one second outer side forms a second through hole; and

a rotating assembly; wherein the rotating assembly is clamped between the front shell and the rear shell, so that the front shell rotates relative to the rear shell, and the rotating assembly comprises:

the first rotating sheet is fixed on the first rear side of the front shell and comprises a first opening, and the first opening is aligned with the first through hole on the first rear side of the front shell;

a second rotating plate fixed at the front opening of the rear shell and comprising a second opening aligned with the first opening; and

a circular shaft sleeve passing through the first opening of the first rotor and the second opening of the second rotor; and

a USB connector, the rear end of which is inserted into and fixed on a front side of the front shell; wherein the ends of the plurality of terminals of the USB connector are located within the front housing.

2. The rotatable USB device of claim 1, wherein:

a plurality of through holes are formed on the rear surface of the first rotating sheet;

a plurality of hemispherical convex grains are formed on the front surface of the second rotating sheet corresponding to the through holes on the rear surface of the first rotating sheet, and each hemispherical convex grain is accommodated in the corresponding through hole; and

the circular shaft sleeve is further provided with a convex ring at the front end and the rear end of the outer side of the circular shaft sleeve respectively so as to abut against a front surface of the first rotating piece and a rear surface of the second rotating piece respectively.

3. The rotatable USB device of claim 2, wherein:

a groove matched with the first rotating sheet is formed on the first rear side of the front shell, the groove is communicated with the first through hole, and a plurality of convex columns extend backwards from the bottom surface of the groove; and

the first rotor sheet comprises:

a first ring body for forming the first opening and the through holes, wherein the first opening is aligned with the first through hole in the groove of the front shell; and

a plurality of branch parts horizontally extend from the outer side of the first ring body, and the branch parts form a clamping hole corresponding to the convex columns on the groove of the front shell so as to be matched and clamped in the convex columns in the groove of the front shell.

4. The rotatable USB device of claim 1 or 2, wherein:

the rear shell comprises two opposite second outer sides in the vertical direction and two other opposite second outer sides in the horizontal direction; wherein, the inner wall surfaces of the two second outer sides in the vertical direction are respectively provided with a clamping groove communicated with the front opening; and

the second rotating plate comprises:

a second ring body for forming the second opening; and

and the two side wing pieces extend backwards vertically along the outer side of the second ring body so as to be respectively inserted into the two clamping grooves of the rear shell, so that the second rotating piece is fixed at the front opening of the rear shell.

5. The rotatable USB device of claim 3, wherein:

the second rotating plate comprises:

a second ring body for forming the second opening; and

6. The rotatable USB device of claim 5 further comprising a cable passing from one side of the rear housing through the rotator element into the front housing, wherein the cable comprises a plurality of wires respectively soldered to the ends of the terminals.

7. The rotatable USB device of claim 6, wherein:

the branch parts and the through holes of the first rotating sheet are arranged at intervals of 90 degrees; and

the hemispherical convex grains of the second rotating sheet are arranged at intervals of 90 degrees.

8. The rotatable USB device of any one of claims 1-3, further comprising:

9. The rotatable USB device of claim 8, wherein the holder comprises:

a substrate, wherein two parallel first long grooves are formed on the upper surface of the substrate;

two side plates arranged at two opposite sides of the base plate; the two first through grooves are formed in the two side plates respectively, and the two long hooks extend towards the USB connector from the front sides of the two side plates respectively.

10. The rotatable USB device of claim 9, wherein:

the base plate of the fixed seat further forms a ladder-shaped space with a narrow top and a wide bottom corresponding to the position of the supporting column of the elastic component;

the seat body is in a shape of n, and comprises:

a top part, a fixing part extends backwards, and an opening is formed on the fixing part; and

two side parts, which are respectively formed by the two second through grooves and respectively correspond to the two first long grooves on the substrate;

the support column includes:

a column head accommodated in the lower wide part of the stepped space; and

one end of the column body which is integrally formed with the column head is positioned in the upper narrow part of the ladder-shaped space, and the other end of the column body penetrates out of the opening of the fixing part of the seat body; and

the spring is sleeved on the column body of the support column, and two ends of the spring are respectively abutted between the base plate and the fixing part of the seat body.

11. The rotatable USB device of claim 10 wherein the USB connector further comprises:

the insulating seat is arranged in the shell, the bottom surface of the insulating seat is forwards formed into two second long grooves which are arranged side by side from the rear end, and the two second long grooves are respectively communicated with the two openings of the shell; and

and the plurality of terminals are arranged on the insulating seat.

12. The rotatable USB device of claim 11, wherein:

each second through groove is non-circular; and

the rotating shaft includes:

a shaft body with a non-circular cross section;

a concave ring groove formed on the outer side of the rotating shaft near the first end; and

a knob which is the second end of the rotating shaft.

13. The rotatable USB device of claim 12 wherein the locking member is a C-shaped ring or an E-shaped ring for locking the groove of the shaft.

14. The rotatable USB device of claim 12, wherein:

each second through groove is a hexagonal hole; and

the cross section of the shaft body is hexagonal to match the two second through grooves.

15. The rotatable USB device of claim 13, wherein:

each second through groove is a hexagonal hole; and

16. The rotatable USB device of claim 12, wherein the knob defines a multi-tooth recess.

17. The rotatable USB device of claim 15, wherein the knob defines a multi-tooth recess.