CN112134072A

CN112134072A - USB connecting line joint

Info

Publication number: CN112134072A
Application number: CN202011025617.0A
Authority: CN
Inventors: 李涛
Original assignee: Jiangsu Zongfan Microelectronics Co ltd
Current assignee: Jiangsu Zongfan Microelectronics Co ltd
Priority date: 2020-09-25
Filing date: 2020-09-25
Publication date: 2020-12-25

Abstract

The invention discloses a USB connecting line joint. The USB connecting line joint comprises a fixed component and a USB male head component which is used for being connected with a USB female head; offer the public first groove that is used for holding the public first subassembly of USB on the fixed subassembly, the cell body rear end is equipped with the line hole that is used for holding the USB line and passes, and public first subassembly part of USB exposes public first groove, and public first subassembly of USB and fixed subassembly through the mode fixed connection of injecting resin into public first groove, and when the public first subassembly of USB inserted the female head of USB, fixed subassembly card was fixed in the sunken square groove on JRU quick-witted case, played the fixed action. The USB connecting line connector is inserted into a USB female head on the JRU case, and screws are screwed into and penetrate out of threaded through holes on the position fixing columns, so that the screws respectively prop against the upper wall and the lower wall of the concave square groove, and the effective connection and the position fixing of the USB connecting line connector and the USB female head on the JRU case can be realized.

Description

USB connecting line joint

Technical Field

The invention relates to the technical field of USB connecting wires, in particular to a USB connecting wire joint.

Background

The external acquisition physical interface of the existing motor train control vehicle-mounted equipment Judicial Recording Unit (JRU) data is a USB female head. When the train is in daily operation and maintenance, JRU chassis data acquisition mode is to insert a USB connecting line with a USB male connector to connect a USB flash disk, but the mode is only suitable for manual data acquisition in a train parking state. In order to realize the automatic real-time acquisition of JRU data, JRU automatic data acquisition equipment is required to be connected through a connecting wire with a USB male connector in a running or static state of a train.

In the prior art, the female USB connector on the JRU case is located in the recessed square groove of the case panel, and the traditional USB connecting wire directly inserts the male USB connector into the female USB connector.

The prior art has at least the following problems:

the USB female connector inserted into the traditional USB connecting line with the USB male connector on the JRU case lacks the function of fixing the position, and the USB male connector is easy to loosen from the USB female connector on the JRU case in the long-term running process of the train. In addition, the long-time relative mechanical vibration of the USB male head and the USB female head can also cause poor contact of the connector and unstable signal transmission.

Aiming at the problems that the male connector of the USB connecting line is easy to loosen from the female connector of the USB on the JRU case and the male connector and the female connector of the USB cause poor contact of the connector due to long-time relative mechanical vibration in the prior art, an effective solution is not provided at present.

Disclosure of Invention

The invention aims to provide a USB connecting wire connector aiming at the defects of the prior art.

The USB connecting line joint comprises a fixed component and a USB male head component which is used for being connected with a USB female head; offer the public first groove that is used for holding the public first subassembly of USB on the fixed subassembly, the cell body rear end is equipped with the line hole that is used for holding the USB line and passes, and public first subassembly part of USB exposes public first groove, and public first subassembly of USB and fixed subassembly through the mode fixed connection of injecting resin into public first groove, and when the public first subassembly of USB inserted the female head of USB, fixed subassembly card was fixed in the sunken square groove on JRU quick-witted case, played the fixed action.

Furthermore, the fixing assembly comprises a panel and a position fixing column, the position fixing column is fixedly connected with the panel, and the USB male head assembly is fixedly connected with the panel.

Furthermore, the position fixing columns are three, the two position fixing columns are arranged on the upper side of the panel, and one position fixing column is arranged on the lower side of the panel and fixedly connected with the male groove wall.

Furthermore, a threaded through hole is formed in the position fixing column, the screw is screwed in and penetrates out of the threaded through hole, and the end heads of the screws are respectively abutted to the upper wall and the lower wall of the concave square groove, so that the position fixing column is fixedly connected with the JRU case.

Further, the upper surfaces of the two position fixing columns are flush with the upper edge of the panel, and the lower surfaces of the other position fixing columns are flush with the lower edge of the panel.

Furthermore, the USB male head assembly comprises a USB male head connector, a PCB circuit board and a USB wire, wherein the PCB circuit board is used for electrically connecting the USB male head connector and the USB wire;

USB male connector and PCB circuit board electric connection, the public first inslot is seted up the guide slot, and USB male connector and PCB circuit board are all spacing in the guide slot, and USB male connector exposes the public first groove.

Compared with the prior art, the USB connecting wire joint has the following remarkable advantages:

1. the USB connecting line connector is inserted into a USB female head on an JRU case, and screws are screwed into and penetrate through threaded through holes on the position fixing columns, so that the screws respectively prop against the upper and lower walls of a recessed square groove of a JRU case, and the effective connection and the position fixing of the USB connecting line connector and the USB female head on a JRU case can be realized.

2. By abutting the panel with the groove wall of the concave square groove, the contact area between the fixing component and the groove wall of the concave square groove is increased, the friction force is improved, and the USB connecting wire joint is stably connected with the USB female head on the JRU case.

Drawings

FIG. 1 is a schematic perspective view of a USB connector according to the present invention;

FIG. 2 is a schematic perspective view of an JRU cabinet with USB cable connectors according to the present invention;

fig. 3 is a schematic diagram of the internal structure of the USB cable connector according to the present invention connected to the JRU chassis.

Description of reference numerals:

1-fixing component, 11-panel, 12-position fixing column; 2-USB male head component, 21-USB male head connector, 22-guide groove, 23-PCB circuit board, 24-male head groove and 25-male head groove wall; 3-line hole; 4-a threaded through hole; 5-USB line; 6-JRU chassis; 7-USB female head; 8-sunken square groove; 9-screw.

Detailed Description

The invention is described in further detail below with reference to the drawings and the detailed description.

As shown in fig. 1 to 3, the USB connecting line connector includes a fixing component 1 and a USB male component 2 for connecting with a USB female connector 7; offer the public first groove 24 that is used for holding the public first subassembly 2 of USB on the fixed subassembly 1, the cell body rear end is equipped with the line hole 3 that is used for holding USB line 5 and passes, public first subassembly 2 part of USB exposes public first groove 24, and public first subassembly 2 of USB and fixed subassembly 1 are through the mode fixed connection of injecting resin into public first groove 24, when public first subassembly 2 of USB inserts the female head 7 of USB, fixed subassembly 1 card is fixed in JRU sunken square groove 8 on quick-witted case 6, play the fixed action.

Further, as shown in fig. 1 and fig. 3, the fixing assembly 1 includes a panel 11 and a position fixing post 12, the position fixing post 12 is fixedly connected with the panel 11, and the USB male assembly 2 is fixedly connected with the panel 11.

Further, as shown in fig. 1 and 3, there are three position fixing posts 12, two position fixing posts 12 are disposed on the upper side of the panel 11, and one position fixing post 12 is disposed on the lower side of the panel 11 and is fixedly connected to the male slot wall 25.

Further, as shown in fig. 1 and fig. 3, a threaded through hole 4 is formed in the position fixing column 12, the screw 9 is screwed into and penetrates through the threaded through hole 4, and the ends of the screw 9 are respectively abutted against the upper and lower walls of the recessed square groove 8, so that the position fixing column 12 is fixedly connected with the JRU case 6.

Further, as shown in fig. 1 and 3, the upper surfaces of the two position fixing posts 12 are flush with the upper edge of the panel 11, and the lower surfaces of the other position fixing posts 12 are flush with the lower edge of the panel 11.

Further, as shown in fig. 1 and fig. 3, the USB male connector assembly 2 includes a USB male connector 21, a PCB 23 for electrically connecting the USB male connector 21 with the USB cable 5, and the USB cable 5;

the USB male connector 21 is electrically connected with the PCB circuit board 23, the guide groove 22 is formed in the male groove 24, the USB male connector 21 and the PCB circuit board 23 are both limited in the guide groove 22, and the USB male connector 21 is exposed out of the male groove 24.

The working principle of the USB connecting line joint is as follows:

the USB male connector 21 is a standard part and is welded on a welding spot corresponding to the PCB 23; the PCB 23 is connected with the USB male connector 21 and the USB line 5, the PCB 23 can be provided with a circuit, and the circuit comprises a USB signal adjusting circuit; the USB male connector 21, the PCB 23 and the USB wire 5 are arranged in the guide groove 22 in the male groove 24, and silica gel is injected to realize fixation; three position fixing columns 12 are provided, two position fixing columns 12 are arranged on the upper side of the panel 11, one position fixing column 12 is arranged on the lower side of the panel 11 and is fixedly connected with the male groove wall 25, and a threaded through hole 4 is formed in each position fixing column 12; the screws 9 are screwed in and penetrate out of the threaded through holes 4 on the position fixing columns 12, so that the screws 9 respectively abut against the upper wall and the lower wall of the depressed square groove 8 of the JRU chassis 6, and the USB connecting wire joint and the JRU chassis 6 can be fixed.

The above description is only for the preferred embodiment of the present invention and should not be construed as limiting the present invention, and various modifications and changes can be made by those skilled in the art without departing from the spirit and principle of the present invention, and any modifications, equivalents, improvements, etc. should be included in the scope of the claims of the present invention.

Claims

1. A USB cable connector, comprising: the fixing component and the USB male head component are used for being connected with the USB female head; offer the public first groove that is used for holding the public first subassembly of USB on the fixed subassembly, the cell body rear end is equipped with the line hole that is used for holding the USB line and passes, and public first subassembly part of USB exposes public first groove, and public first subassembly of USB and fixed subassembly through the mode fixed connection of injecting resin into public first groove, and when the public first subassembly of USB inserted the female head of USB, fixed subassembly card was fixed in the sunken square groove on JRU quick-witted case, played the fixed action.

2. The USB cable connector of claim 1, wherein the fixing member includes a panel and a position fixing post, the position fixing post is fixedly connected to the panel, and the USB male connector is fixedly connected to the panel.

3. The USB connector cable of claim 2, wherein there are three position fixing posts, two of the position fixing posts are disposed on the upper side of the panel, and one of the position fixing posts is disposed on the lower side of the panel and is fixedly connected to the wall of the male slot.

4. The USB cable connector according to claim 3, wherein the position fixing posts have through holes, the screws are screwed into and out of the through holes, and ends of the screws are respectively abutted against upper and lower walls of the recessed square groove, so that the position fixing posts are fixedly connected with the JRU casing.

5. The USB cable connector of claim 3, wherein the upper surfaces of the two position fixing posts are flush with the upper edge of the panel, and the lower surfaces of the other position fixing posts are flush with the lower edge of the panel.

6. The USB cable connector of claim 1, wherein the USB male connector assembly includes a USB male connector, a PCB board for electrically connecting the USB male connector to the USB cable, and a USB cable;