CN114243350A

CN114243350A - USB connector

Info

Publication number: CN114243350A
Application number: CN202111489459.9A
Authority: CN
Inventors: 唐晓勇; 梅万春
Original assignee: Suzhou Weiju Electronics Technology Co ltd
Current assignee: Suzhou Weiju Electronics Technology Co ltd
Priority date: 2021-12-08
Filing date: 2021-12-08
Publication date: 2022-03-25

Abstract

The application discloses USB connector relates to the connector field, including being used for the connector body with data line articulate, still includes the fixing base, the arc wall has been seted up in the fixing base, the arc wall internal rotation is connected with free rotation's installation ball in the arc wall, installation ball lateral wall butt in the arc wall, this body coupling of connector is in on the installation ball, set up the logical groove that supplies the transmission line to wear out on installation ball and the fixing base, the plane of stepping down has been seted up to installation ball outer wall, the plane of stepping down forms the cavity that is used for accomodating the transmission line and prevents that the installation ball from rotating the in-process and leading to the transmission line to damage with the arc wall. The application has the advantage of reducing the possibility of damage to the connector due to movement of the device.

Description

USB connector

Technical Field

The invention relates to the field of connecting equipment, in particular to a USB connector.

Background

The USB data cable is also called a data cable, and is used for connection and communication between a computer or other devices and external devices, and also used for charging a mobile phone and connecting the mobile phone to the outside. The USB connector is connected with a transmission line which is connected with the equipment and used for transmitting data, and a joint of the USB data line is inserted into the USB connector so as to facilitate data transmission or charge the equipment.

In the related art, the USB connector is usually fixed to the device by gluing or by screws, bolts, or the like, and when data transmission is required, only one end of the USB data cable connector needs to be inserted into the connector, and the other end of the USB data cable is connected to the specified device, so that data transmission can be performed between the devices.

In the process of implementing the present application, the inventor finds that at least the following problem exists in the technology, although the connector fixed on the device is convenient for plugging the data line, during the data transmission process, the USB data line joint connected with the connector is easy to be bumped due to the transfer, shaking and the like of the device, so that the connector is damaged.

Disclosure of Invention

To reduce the occurrence of device migration, the present application provides a USB connector.

The USB connector provided by the application adopts the following technical scheme:

the utility model provides a USB connector, still includes the fixing base including being used for the connector body with data line articulate, the arc wall has been seted up in the fixing base, the arc wall internal rotation is connected with free rotation's installation ball in the arc wall, installation ball lateral wall butt in the arc wall inner wall, this body coupling of connector is in on the installation ball, set up the logical groove that supplies the transmission line to wear out on installation ball and the fixing base, the plane of stepping down has been seted up to the installation ball outer wall, the plane of stepping down forms the cavity that is used for accomodating the transmission line and prevents that the installation ball from rotating the in-process and leading to the transmission line to damage with the arc wall.

Through adopting above-mentioned technical scheme, the installation ball rotates to be connected on the fixing base, and on USB data line connects the connector body that inserts on the installation ball, when equipment appears rocking or when removing, the installation ball is at the arc inslot internal rotation, reduces because of the USB data line connects the possibility of leading the connector body to damage because of the striking.

Optionally, the mount table that is on a parallel with the plane of stepping down and makes the installation ball flush with the fixing base surface is seted up to the installation ball outer wall, set up the mounting groove that extends to installation ball inside on the mount table, the mounting groove internal slipping is provided with the install bin, the install bin is just to the surface of mount table opening setting, set up on the bottom plate of install bin with lead to the through-hole that the groove intercommunication and supply the transmission line to wear out, the install bin slides along the direction of perpendicular to mount table in the mounting groove, this body coupling of connector is in the install bin, be provided with the buffer gear who plays the cushioning effect in the mounting groove.

Through adopting above-mentioned technical scheme, on USB data line connects the striking wall body, perhaps two equipment move towards the direction that is close to each other, exist equipment and promote the possibility that USB data line connects the internal motion towards the connector, the setting of buffering subassembly makes the install bin slide in the mounting groove, reduces the possibility of this motion in-process connector body damage.

Optionally, the dashpot has been seted up along the direction of perpendicular to mount pad on the installation box bottom plate, the dashpot extends to the inside of install bin lateral wall, buffer gear is including fixing the buffer beam at the mounting groove diapire and wearing to establish in corresponding dashpot, the buffer beam end fixing is equipped with and is located the dashpot and promotes the buffer spring of the outside motion of installation box to the mounting groove, buffer gear still includes the butt piece that prevents the install bin and break away from the mounting groove.

Through adopting above-mentioned technical scheme, USB data line connects promotion connector body and install bin and moves towards the mounting groove in, and buffer spring plays certain cushioning effect, reduces the connector body and appears the possibility of damaging.

Optionally, the butt groove has been seted up on the install bin is equipped with the open-ended terminal surface, the butt groove extends to the install bin lateral wall, the butt piece is for fixing the butt piece at the mounting groove inner wall and joint at the butt piece in the groove.

Through adopting above-mentioned technical scheme, buffer spring promotes the install bin towards the mounting groove motion outward, and in the mounting groove of butt piece butt on the install bin, prevent that the install bin from breaking away from the mounting groove, the location of the install bin in the mounting groove of being convenient for.

Optionally, a connecting box is slidably arranged in the installation box, the connector body is fixed in the bottom wall of the connecting box, a connecting groove which is communicated with the through hole and is used for the transmission line to penetrate out is formed in the bottom wall of the connecting box, and a telescopic assembly which enables the connecting box to move to the outside of the installation box is arranged in the installation box.

Through adopting above-mentioned technical scheme, USB data line articulate on the connector body, and the distance overlength between two equipment can act on flexible subassembly, makes flexible subassembly drive the connecting box and moves towards the install bin outward to reduce because of the unable possibility of connecting of USB data line length inadequately and lead to equipment.

Optionally, flexible subassembly includes a plurality of flexible frames that cup joint together, the connecting box slides and sets up in the flexible frame of the most inboard, and when a plurality of flexible frames and connecting box butt in the install bin diapire, it is a plurality of flexible frame and connecting box terminal surface flush with the mount table, the guide way has been seted up along the direction of perpendicular to mount table to install bin inner wall and flexible frame inner wall, flexible frame outer wall and connecting box outer wall are fixed with the guide block of setting in corresponding the guide way that slides.

Through adopting above-mentioned technical scheme, be located inside flexible frame and move towards the outside of outside flexible frame, make the connecting box drive the connector body and move towards the install bin outward, be convenient for connector body and USB data line connect be connected.

Optionally, a positioning groove which runs through the side wall of the installation box is formed in the installation box along the direction parallel to the installation platform, the positioning groove runs through the installation ball along the length direction and extends into the fixing seat, a positioning hole which runs through the side wall of the telescopic frame and extends to the side wall of the connection box is formed in the side wall of the telescopic frame, the positioning hole is flushed with the installation platform when the end faces of a plurality of telescopic frames and the connection box are flush with the installation platform, the positioning hole is communicated with the positioning groove, and a positioning device which prevents the connection box, the telescopic frame, the installation box, the installation ball and the fixing seat from moving relatively is arranged in the positioning hole.

Through adopting above-mentioned technical scheme, in order to make things convenient for USB data line to connect and insert this internally to the connector, before inserting, the connector body should keep the state of transfixion as far as, can act on positioner, prevents connecting box, flexible frame, install bin, installation ball and fixing base relative motion, the USB data line of being convenient for connects the insertion.

Optionally, positioner sets up the location section of thick bamboo in the constant head tank including sliding, offer in the installation ball with the constant head tank intercommunication and be used for supplying a location section of thick bamboo along with the common groove of stepping down that slides of install bin, the install bin is equipped with the drive groove of offering on the open-ended terminal surface and being on a parallel with the constant head tank and communicating with the constant head tank, the location section of thick bamboo outer wall is fixed with and stretches into the drive inslot and along the actuating lever that drive groove length direction slided, positioner still including setting up in a location section of thick bamboo and connecting the positioning mechanism of expansion frame and connecting box.

Through adopting above-mentioned technical scheme, the staff can act on with the actuating lever, make the actuating lever drive a location section of thick bamboo motion, a location section of thick bamboo slides along its axial in the constant head tank, and in a location section of thick bamboo inserted the constant head tank on the fixing base, prevent fixing base, installation ball and install bin rotation, the USB data line of being convenient for connects to insert on the connector body.

Optionally, positioning mechanism is including wearing to establish the locating lever in a location section of thick bamboo, the locating lever slides and sets up in a location section of thick bamboo and wears to locate the locating hole, the install bin is equipped with the open-ended terminal surface and sets up the operation groove that is on a parallel with the drive groove and communicates with the locating groove, the locating lever outer wall is fixed with the action bars that stretch into the operation inslot.

Through adopting above-mentioned technical scheme, the staff can act on the action bars, makes the action bars drive the locating lever and slides along its axial in the constant head tank, and the locating lever passes the locating hole on the flexible frame of location to insert in the locating hole on the connecting box, prevent flexible frame, connecting box and install bin for the install bin motion.

Optionally, a limiting spring is fixed in the positioning cylinder, the limiting spring pushes the positioning rod and the positioning cylinder to move in opposite directions and enables the positioning rod to be inserted into the positioning hole on the connecting box and the positioning cylinder to be inserted into the positioning groove in the fixing base, the mounting box is provided with an open end face on which a plurality of limiting grooves are formed, the limiting grooves are vertically communicated with the operation grooves, the operation rod is clamped in the corresponding limiting grooves and used for controlling the total length of the telescopic assembly in a telescopic manner, the number of the driving grooves is two, the two driving rods are slidably arranged in the corresponding driving grooves, a receiving groove for clamping the operation rod is formed in the positioning cylinder between the two driving rods, the mounting box is provided with an open end face on which a fixing groove is formed, the fixing groove is communicated with the driving grooves and the operation grooves, and the fixing groove is used for clamping the driving rod and the operation rod positioned in the receiving groove, and the fixing groove separates the positioning cylinder from the fixing seat and separates the positioning rod from the telescopic frame.

Through adopting above-mentioned technical scheme, the staff can make the action bars joint to different spacing inslot, thereby make and break away from connecting box or flexible frame that corresponds with the locating lever, the messenger has broken away from the connecting box and the flexible frame of locating lever can move for the install bin, when the locating lever joint is received the inslot, make action bars and actuating lever joint simultaneously to the fixed slot in, this moment, a locating cylinder and fixing base separation, locating lever and flexible frame separation, fixing base and installation ball relative motion, install bin and installation ball relative motion, flexible frame, connecting box and install bin relative motion, it is because of the striking to reduce the USB data line joint of connection on the connector body, twist reverse and lead to the possibility of connector body damage.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the USB data line joint is connected to the connector body, the equipment moves or shakes, and the mounting ball drives the connector body to rotate when the USB data line joint rotates due to external force, so that the possibility of damage to the connector body is reduced;

2. the telescopic assembly is used for reducing the situation that the USB data line is too short to cause that two devices cannot be connected.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a cross-sectional view of a mounting ball according to an embodiment of the present application.

Fig. 3 is a schematic view of the connection structure of the connection box on the telescopic assembly according to the embodiment of the application.

Fig. 4 is a schematic view of the connection structure of the positioning rod in the positioning cylinder.

Fig. 5 is an enlarged schematic view of a portion a of fig. 1.

Description of reference numerals:

1. a fixed seat; 2. an arc-shaped slot; 3. mounting the ball; 4. an installation table; 5. a connector body; 6. mounting grooves; 7. installing a box; 8. a buffer tank; 9. a buffer rod; 10. a buffer spring; 11. a butt joint groove; 12. a butting block; 13. a connecting box; 14. connecting grooves; 15. a through hole; 16. a through groove; 17. a yielding plane; 18. a telescopic frame; 19. a guide groove; 20. a guide block; 21. positioning a groove; 22. positioning holes; 23. a positioning cylinder; 24. a yielding groove; 25. a drive slot; 26. a drive rod; 27. positioning a rod; 28. an operation slot; 29. an operating lever; 30. a limiting spring; 31. a baffle plate; 32. a baffle ring; 33. the anti-drop ring; 34. a limiting groove; 35. a receiving groove; 36. and fixing the grooves.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses a USB connector. Referring to fig. 1, including the fixing base 1 of cuboid form, arc wall 2 has been seted up on the fixing base 1, and the internal rotation of arc wall 2 is connected with installation ball 3, and the lateral wall butt of installation ball 3 is in the inside wall of arc wall 2 and installation ball 3 can be in arc wall 2 free rotation. Fixing base 1 includes the fixed seat of dividing that the bisymmetry set up, and two fixed seats of dividing are the cuboid structure and constitute fixing base 1 through the form that glue bonded, and the arc wall 2 divides the groove including two arcs of seting up on two fixed seats of dividing, and two arcs divide the groove symmetry to set up, are convenient for install the installation of ball 3 in arc wall 2. The part of the mounting ball 3 protruding out of the fixed seat 1 is flattened into a mounting table 4, the mounting table 4 is flush with the surface of the fixed seat 1, a connector body 5 is connected in the mounting ball 3, and the connector body 5 is used for being connected with a joint of a USB data line.

Referring to fig. 1 and 2, a mounting groove 6 extending to the inside of the mounting ball 3 is formed in the mounting table 4 in the direction perpendicular to the mounting table 4, a mounting box 7 is arranged in the mounting groove 6 in a sliding mode, the bottom of the mounting box 7 is of a closed structure, the mounting box 7 is arranged opposite to the surface of the mounting table 4 in an opening mode, and the side wall of the mounting box 7 abuts against the inner side wall of the mounting groove 6 and the mounting box 7 can move in the direction perpendicular to the mounting table 4. Two buffer slots 8 are formed in the lower surface of the bottom plate of the installation box 7 along the direction perpendicular to the installation table 4, the two buffer slots 8 extend to the inner portions of two opposite side walls of the installation box 7, and a buffer mechanism with a buffer effect is arranged in the installation groove 6. Buffer gear is including bonding two buffer beam 9 at the diapire of mounting groove 6, and two buffer beam 9 are worn to establish in corresponding buffer slot 8, and 9 end fixing of buffer beam has buffer spring 10, and buffer spring 10 one end bonds on buffer beam 9, and the other end butt of buffer spring 10 is on the diapire of buffer slot 8 to promote install bin 7 and move outside towards mounting groove 6.

Referring to fig. 1 and 2, buffer gear is still including setting up in mounting groove 6 and preventing that install bin 7 from breaking away from the butt piece of mounting groove 6, install bin 7 is equipped with two butt grooves 11 on the open-ended terminal surface, two butt grooves 11 extend to the same lateral wall of install bin 7, the butt piece is for bonding two butt piece 12 at the 6 inner walls of mounting groove, two butt piece 12 and two butt groove 11 one-to-one, promote install bin 7 towards the 6 outer motion of mounting groove when buffer spring 10, butt piece 12 butt is in butt groove 11, butt piece 12 terminal surfaces, install bin 7 terminal surface flushes with 1 terminal surface of fixing base.

Referring to fig. 1, fig. 2 and fig. 3, the sliding is provided with connecting box 13 in the install bin 7, connecting box 13 lateral wall butt is in the inside wall of install bin 7, the terminal surface that deviates from the install bin 7 bottom plate of connecting box 13 is the opening setting, connector body 5 passes through the fix with screw on the inner wall of connecting box 13, set up the spread groove 14 that runs through the connecting box 13 diapire on the connecting box 13, set up the through-hole 15 that runs through the install bin 7 diapire on the install bin 7, the logical groove 16 that runs through installation ball 3 and fixing base 1 is seted up to installation ball 3, flush with fixing base 1 terminal surface when mount table 4, spread groove 14, through-hole 15 and logical groove 16 are coaxial. The transmission lines connected to the connector body 5 are passed out from the positions of the connecting grooves 14, the through holes 15 and the through grooves 16 and connected to corresponding devices. The installation ball 3 outer wall has been seted up and has been stepped down plane 17, and the plane 17 of stepping down is on a parallel with mount table 4, lets form the cavity that is used for accomodating the transmission line between plane 17 and the arc wall 2, and installation ball 3 reduces the extrusion of installation ball 3 and fixing base 1 to the transmission line and leads to the possibility of the damage of transmission line at the pivoted in-process.

Referring to fig. 2 and 3, be provided with in the install bin 7 and make connecting box 13 stretch out the outer flexible subassembly of install bin 7, flexible subassembly includes a plurality of flexible frames 18 that cup joint together, a plurality of flexible frames 18 are the opening setting along the both ends of perpendicular to mount table 4, be located the inboard flexible frame 18 lateral wall butt in the inside wall that is located the flexible frame 18 in the outside, connecting box 13 slides and sets up in the flexible frame 18 of the most inboard and the lateral wall butt of connecting box 13 in the inside wall of the flexible frame 18 of most inboard, when a plurality of flexible frames 18 and connecting box 13 butt in install bin 7 diapire, a plurality of flexible frames 18 and connecting box 13 terminal surface flush with mount table 4. Guide way 19 has been seted up to two inside walls that the install bin 7 is relative and two inside walls that flexible frame 18 is relative, guide way 19 extends along the direction of perpendicular to mount table 4, flexible frame 18 outer wall and connecting box 13 outer wall integrated into one piece have the guide block 20 that corresponds with guide way 19, guide block 20 slides and sets up in corresponding guide way 19, prevent that connecting box 13 from breaking away from flexible frame 18, prevent to be located inboard flexible frame 18 and the flexible frame 18 separation that is located the outside, and prevent that the flexible frame 18 in the outside from breaking away from install bin 7.

Referring to fig. 1 and 2, a positioning groove 21 penetrating through the side wall is formed in one side wall of the installation box 7, the axis of the positioning groove 21 is perpendicular to the side wall and penetrates through the installation ball 3 along the axis direction and extends into the fixed seat 1, a positioning hole 22 penetrating through the side wall of the telescopic frame 18 and extending to the outer side wall of the connection box 13 is formed in the side wall of the telescopic frame 18 along the axis of the positioning groove 21, when the end surfaces of the telescopic frame 18 and the connection box 13 are flush with the installation platform 4, the positioning hole 22 is coaxially communicated with the positioning groove 21, and a positioning device for preventing the connection box 13, the telescopic frame 18, the installation box 7 and the fixed seat 1 from moving relatively is arranged in the positioning hole 22.

Referring to fig. 1 and 2, the positioning device includes a positioning cylinder 23 slidably disposed in the positioning groove 21, the positioning cylinder 23 is disposed in the mounting box 7 and the mounting ball 3 and can axially move and extend into the positioning groove 21 in the fixing seat 1, a yielding groove 24 communicated with the positioning groove 21 is formed in the mounting ball 3, the yielding groove 24 is used for enabling the positioning cylinder 23 to slidably move in the mounting ball 3 in a direction perpendicular to the mounting table 4, and interference of the mounting box 7 due to the positioning cylinder 23 is prevented in the sliding process.

Referring to fig. 2 and 5, the end face of the installation box 7 with the opening is provided with a driving groove 25 parallel to the positioning groove 21, the driving groove 25 is communicated with the positioning groove 21, the outer wall of the positioning cylinder 23 is fixed with a driving rod 26 extending into the driving groove 25, and the driving rod 26 protrudes out of the driving groove 25 so that a worker can act on the driving rod 26 to drive the positioning cylinder 23 to slide axially.

Referring to fig. 2 and 4, the positioning device further includes a positioning mechanism disposed in the positioning cylinder and connected to the telescopic frame 18 and the connection box 13, the positioning mechanism includes a positioning rod 27 disposed in the positioning cylinder 23 in a sliding manner, the positioning rod 27 is disposed in the positioning cylinder 23 in a sliding manner and can move axially along the positioning cylinder 23, the positioning rod 27 can be disposed in the positioning holes 22 of the telescopic frame 18 and the connection box 13 in a penetrating manner, and the connection box 13 and the telescopic frame 18 are prevented from moving relative to the installation box 7.

Referring to fig. 2 and 5, the end face of the installation box 7 with an opening is provided with an operation groove 28 parallel to the driving groove 25, the operation groove 28 is communicated with the positioning groove 21, the outer wall of the positioning rod 27 is bonded with an operation rod 29 extending into the operation groove 28, and the end part of the operation rod 29 protrudes out of the operation groove 28, so that a worker can drive the operation rod 29 and drive the positioning rod 27 to move along the axial direction of the operation rod 29.

Referring to fig. 1, fig. 4 and fig. 5, a baffle 31 is bonded in the positioning cylinder 23, a limiting spring 30 is fixed on the baffle 31, one end of the limiting spring 30 is bonded on the baffle 31, the other end of the limiting spring 30 is bonded on the positioning rod 27 and pushes the positioning rod 27 to move towards the outside of the positioning cylinder 23, a blocking ring 32 is arranged at one end of the positioning cylinder 23 close to the telescopic frame 18, the blocking ring 32 is positioned on the inner wall of the positioning cylinder 23, an anti-drop ring 33 is sleeved at one end of the positioning rod 27 connected with the limiting spring 30, the anti-drop ring 33 is bonded on the outer wall of the positioning rod 27 and the outer side wall of the anti-drop ring 33 abuts against the inner side wall of the positioning cylinder 23, and the blocking ring 32 and the anti-drop ring 33 are arranged to prevent the positioning rod 27 from being pushed to be separated from the positioning cylinder 23 under the action of the limiting spring 30. The positioning rod 27 and the positioning cylinder 23 are pushed to move towards opposite directions under the action of the limiting spring 30, so that the positioning rod 27 is inserted into the positioning hole 22 on the connecting box 13, and the positioning cylinder 23 is inserted into the positioning groove 21 in the fixed seat 1.

Referring to fig. 2 and 5, the end face of the installation box 7 provided with the opening is provided with a plurality of limiting grooves 34, the limiting grooves 34 are vertically communicated with the operation groove 28, the limiting grooves 34 are uniformly distributed along the length direction of the operation groove 28, the operation rod 29 can be clamped in the corresponding limiting grooves 34, the number of the limiting grooves 34 is the same as the total number of the connection box 13 and the telescopic frame 18, when the operation rod 29 is clamped in the limiting groove 34 on one side of the connection box 13, the positioning rod 27 is separated from the connection box 13, and the connection box 13 can move relative to the telescopic frame 18; when the operating rod 29 is clamped into the limit groove 34 on the side far away from the connecting box 13, the positioning rod 27 is separated from all the telescopic frames 18, so that the telescopic frames 18 can move relative to the mounting box 7, and the operating rod 29 is clamped into different limit grooves 34 for controlling the total length of extension of the telescopic assembly.

Referring to fig. 2 and 5, the driving grooves 25 are two and located on two sides of the operating groove 28, the driving rods 26 are two and slide in the corresponding driving grooves 25, the accommodating groove 35 penetrating through the side wall of the positioning cylinder 23 is formed in the positioning cylinder 23 between the two driving rods 26, the accommodating groove 35 is used for clamping the operating rod 29, when the operating rod 29 is clamped in the accommodating groove 35, the operating rod 29 and the driving rod 26 are flush with each other along the two axial end faces of the positioning cylinder 23, the mounting box 7 is provided with an opening end face, a fixing groove 36 is formed in the end face of the mounting box 7, the fixing groove 36 is communicated with the driving groove 25 and the operating groove 28, the fixing groove 36 is used for clamping the driving rod 26 and the operating rod 29 located in the accommodating groove 35, the positioning cylinder 23 is separated from the fixing seat 1, the positioning rod 27 is separated from all the telescopic frames 18, so that the mounting ball 3 is convenient to rotate, the mounting box 7 is convenient to slide, and the telescopic assembly is convenient to extend or shorten.

The implementation principle of the USB connector in the embodiment of the present application is: connect the USB data line to connector body 5 on, act on action bars 29 and actuating lever 26, make action bars 29 and actuating lever 26 joint to fixed slot 36 in, locating lever 27 and flexible frame 18 separate, and location section of thick bamboo 23 and fixing base 1 separate, make installation ball 3 rotatable in arc wall 2, the installation frame can slide in installation ball 3, but flexible frame 18 and junction box 13 relative motion reduce the possibility that connector body 5 damaged.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A USB connector comprising a connector body (5) for connection with a data line connector, characterized in that: still include fixing base (1), arc wall (2) have been seted up in fixing base (1), arc wall (2) internal rotation is connected with free rotation's installation ball (3) in arc wall (2), installation ball (3) lateral wall butt in arc wall (2) inner wall, connector body (5) are connected on installation ball (3), set up logical groove (16) that supply the transmission line to wear out on installation ball (3) and fixing base (1), installation ball (3) outer wall has been seted up and has been stepped down plane (17), step down plane (17) and arc wall (2) formation are used for accomodating the transmission line and prevent that installation ball (3) from rotating the cavity that the in-process leads to the transmission line to damage.

2. The USB connector according to claim 1, wherein: installation ball (3) outer wall offer be on a parallel with let bit plane (17) and make installation ball (3) and fixing base (1) surface flush mount table (4), set up on mount table (4) and extend to inside mounting groove (6) of installation ball (3), mounting groove (6) internal slipping is provided with install bin (7), install bin (7) are just being the opening setting to the surface of mount table (4), set up on the bottom plate of install bin (7) and lead to through-hole (15) that groove (16) intercommunication and supply the transmission line to wear out, install bin (7) slide along the direction of perpendicular to mount table (4) in install bin (6), connector body (5) are connected in install bin (7), be provided with the buffer gear who plays the cushioning effect in install bin (6).

3. A USB connector according to claim 2, wherein: buffer slot (8) have been seted up along the direction of perpendicular to mount pad (4) on install bin (7) the bottom plate, buffer slot (8) extend to the inside of install bin (7) lateral wall, buffer gear is including fixing buffer beam (9) in mounting groove (6) diapire and wearing to establish corresponding buffer slot (8), buffer beam (9) end fixing is equipped with and is located buffer slot (8) and promotes install bin (7) to buffer spring (10) of mounting groove (6) outer motion, buffer gear is still including preventing that install bin (7) from breaking away from the butt piece of mounting groove (6).

4. A USB connector according to claim 3, wherein: the mounting box (7) are equipped with and have seted up butt groove (11) on the open-ended terminal surface, butt groove (11) extend to mounting box (7) lateral wall, the butt piece is for fixing butt piece (12) at mounting groove (6) inner wall and joint in butt groove (11).

5. A USB connector according to claim 2, wherein: the connector comprises an installation box (7), a connecting box (13) is arranged in the installation box (7) in a sliding mode, a connector body (5) is fixed in the inner side bottom wall of the connecting box (13), a connecting groove (14) which is communicated with a through hole (15) and is used for a transmission line to penetrate out is formed in the bottom wall of the connecting box (13), and a telescopic assembly enabling the connecting box (13) to move to the outside of the installation box (7) is arranged in the installation box (7).

6. The USB connector according to claim 5, wherein: the telescopic assembly comprises a plurality of telescopic frames (18) which are sleeved together, the connecting box (13) slides and is arranged in the innermost telescopic frame (18), when the telescopic frames (18) and the connecting box (13) are abutted to the bottom wall of the installation box (7), the telescopic frames (18) and the end face of the connecting box (13) are flushed with the installation platform (4), guide grooves (19) are formed in the inner wall of the installation box (7) and the inner wall of the telescopic frames (18) along the direction perpendicular to the installation platform (4), and guide blocks (20) which are arranged in the corresponding guide grooves (19) in a sliding mode are fixed on the outer wall of the telescopic frames (18) and the outer wall of the connecting box (13).

7. The USB connector of claim 6, wherein: set up constant head tank (21) that runs through install bin (7) lateral wall along the direction that is on a parallel with mount table (4) in install bin (7), constant head tank (21) run through installation ball (3) and extend to in fixing base (1) along self length direction, flexible frame (18) lateral wall is seted up and is run through flexible frame (18) lateral wall and extend to locating hole (22) of connecting box (13) lateral wall, flushes when a plurality of flexible frames (18) and connecting box (13) terminal surface and mount table (4), locating hole (22) with constant head tank (21) intercommunication, be provided with the positioner that prevents connecting box (13), flexible frame (18), install bin (7), installation ball (3) and fixing base (1) relative motion in locating hole (22).

8. The USB connector according to claim 7, wherein: positioner is including sliding a location section of thick bamboo (23) of setting in constant head tank (21), set up in installation ball (3) and communicate with constant head tank (21) and be used for supplying a location section of thick bamboo (23) along with setting box (7) common groove (24) of stepping down that slides, set up on the installation box (7) be on a parallel with constant head tank (21) and with drive groove (25) of constant head tank (21) intercommunication, a location section of thick bamboo (23) outer wall is fixed with and stretches into in drive groove (25) and along drive groove (25) length direction actuating lever (26) that slides, positioner is still including setting up in a location section of thick bamboo (23) and connecting the positioning mechanism of expansion frame (18) and connecting box (13).

9. The USB connector of claim 8, wherein: positioning mechanism is including wearing to establish locating lever (27) in a location section of thick bamboo (23), locating lever (27) slide and set up in a location section of thick bamboo (23) and wear to locate in locating hole (22), install bin (7) are equipped with open-ended terminal surface and set up and are on a parallel with drive groove (25) and with operation groove (28) of constant head tank (21) intercommunication, locating lever (27) outer wall is fixed with action bars (29) that stretch into in operation groove (28).

10. The USB connector of claim 9, wherein: a limiting spring (30) is fixed in the positioning barrel (23), the limiting spring (30) pushes the positioning rod (27) and the positioning barrel (23) to move towards opposite directions, the positioning rod (27) is inserted into the positioning hole (22) in the connecting box (13), the positioning barrel (23) is inserted into the positioning groove (21) in the fixing seat (1), the end face of the mounting box (7) provided with an opening is provided with a plurality of limiting grooves (34), the limiting grooves (34) are vertically communicated with the operating groove (28), the operating rod (29) is clamped in the corresponding limiting groove (34) and used for controlling the total length of the telescopic assembly in a telescopic mode, the number of the driving grooves (25) is two, the driving rods (26) are arranged in the corresponding driving grooves (25) in a sliding mode, the positioning barrel (23) between the two driving rods (26) is provided with a containing groove (35) used for clamping the operating rod (29), the installation box (7) are equipped with on the open-ended terminal surface and have seted up fixed slot (36), fixed slot (36) with drive groove (25) and operation groove (28) intercommunication, fixed slot (36) are used for joint actuating lever (26) and are located action bars (29) of accomodating groove (35) to make a location section of thick bamboo (23) and fixing base (1) separation, make fixed slot (36) of locating lever (27) and telescopic frame (18) separation.