CN212542908U

CN212542908U - Composite connecting wire connecting structure

Info

Publication number: CN212542908U
Application number: CN202020980068.1U
Authority: CN
Inventors: 巫辉; 何邦捷; 邓勇强
Original assignee: Gz East Core Intelligent Technology Co ltd
Current assignee: Gz East Core Intelligent Technology Co ltd
Priority date: 2020-06-02
Filing date: 2020-06-02
Publication date: 2021-02-12
Anticipated expiration: 2030-06-02

Abstract

The utility model provides a compound connecting wire connection structure, including connecting wire end and interface end, the connecting wire end includes RS232 cluster mouth line, the USB connecting wire, DC12V wire, standard RJ45 quartzy head, RS232 cluster mouth line, the USB connecting wire, the joint of the output of DC12V wire is removed, and be connected to the quartzy overhead of standard RJ45, the interface end is standard RJ45 net gape, standard RJ45 net gape and the RS232 receiving terminal of equipment, USB receiving terminal and DC12V receiving terminal electricity are connected. This compound connecting wire connection structure is with RS232 cluster mouth line, the USB connecting wire, the output integration of DC12V wire is overhead at standard RJ45 is quartzy, simultaneously correspond the RS232 receiving terminal with the equipment mainboard correspondingly, USB receiving terminal and DC12V receiving terminal electricity are connected on standard RJ45 net gape 21, standard RJ45 quartzy head corresponds with the connecting point on the standard RJ45 net gape, can save the space of equipment shell, also can pull out the interface better and insert, simultaneously also can effectively prevent dust when the interface does not work a telephone switchboard.

Description

Composite connecting wire connecting structure

Technical Field

The utility model relates to a connecting wire technical field especially relates to a compound connecting wire connection structure.

Background

A general motherboard of an electronic device capable of receiving programming, such as an RFID reader, has an RS232 serial port and a USB interface, and is connected to a programming device such as a PC for communication, so as to exchange data, and the motherboard is generally powered by a power supply of DC 12V. Therefore, such electronic devices generally have at least three interfaces, namely an RS232 serial interface, a USB interface and a DC12V power interface, and are disposed on the housing of the device. However, the connector occupies a relatively large space of the housing, so that the space of the housing is limited, and the connector is exposed outside the housing and is easily stained with dust when the connector is not connected.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a compound connecting wire connection structure just in order to solve above-mentioned problem, can save the space of equipment shell to conveniently pull out and insert.

The utility model provides a technical scheme that its technical problem adopted is:

a composite connecting line connecting structure comprises a connecting line end and an interface end, wherein the connecting line end comprises an RS232 serial port line, a USB connecting line, a DC12V wire and a standard RJ45 crystal head, the connector of the output end of the RS232 serial port line, the USB connecting line and the DC12V wire is removed and is connected to the standard RJ45 crystal head, the interface end is a standard RJ45 net port, and the standard RJ45 net port is used for being electrically connected with an RS232 receiving end, a USB receiving end and a DC12V receiving end of equipment.

Furthermore, the receiving data line, the sending signal line and the signal ground line inside the RS232 serial port line 11 are connected to a standard RJ45 crystal head, the positive data line, the negative data line and the ground-negative common line inside the USB connecting line are connected to a standard RJ45 crystal head, and the positive power line and the negative power line inside the DC12V conducting wire are connected to a standard RJ45 crystal head.

Further, the other lines except for the reception data line, the transmission signal line, and the signal ground line inside the RS232 serial port line are removed.

Further, the internal positive power line of the USB connecting line is removed.

Furthermore, the front end of the connecting line end is provided with a line concentration terminal, the RS232 serial port line, the USB connecting line and the DC12V lead are converged into an integrated line at the line concentration terminal, and the integrated line is connected with a standard RJ45 crystal head.

Furthermore, an anti-interference magnetic ring is arranged on the integrated line.

Furthermore, the interface end is provided with a connecting plate, and the connecting plate is provided with a flat cable interface connected with an RS232 receiving end, a USB receiving end and a DC12V receiving end of the equipment.

The utility model has the advantages that:

through adopting the technical scheme, the utility model discloses a compound connecting wire connection structure is with RS232 cluster mouth line, the USB connecting wire, the output integration of DC12V wire is overhead at standard RJ45 is quartzy, correspond simultaneously with the RS232 receiving terminal of equipment mainboard, USB receiving terminal and DC12V receiving terminal electric connection are on standard RJ45 net gape 21, standard RJ45 crystal head is corresponding with the connecting point on the standard RJ45 net gape, can save the space of equipment shell, also can pull out the interface better and insert, it also can effectively prevent dust simultaneously when the interface is not worked a telephone switchboard.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural view of the composite connecting wire connection structure of the present invention;

fig. 2 is a schematic diagram of a connection line end of the composite connection line connection structure of the present invention.

Reference numerals: 1. a connecting wire end; 11. RS232 serial port line; 12. a USB connection line; 13. a DC12V conductor; 14. a standard RJ45 crystal head; 15. a line concentration terminal; 16. integrating lines; 17. an anti-interference magnetic ring; 2. an interface end; 21. a standard RJ45 portal; 22. a connecting plate; 23. a flat cable interface.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.

As shown in fig. 1-2, a composite connection cable connection structure includes a connection terminal 1 and an interface terminal 2, where the connection terminal 1 includes an RS232 serial port line 11, a USB connection line 12, a DC12V wire 13, and a standard RJ45 crystal head 14, a connector of an output end of the RS232 serial port line 11, the USB connection line 12, and the DC12V wire 13 is removed and connected to the standard RJ45 crystal head 14, the interface terminal 2 is a standard RJ45 network port 21, and the standard RJ45 network port 21 is used to electrically connect with an RS232 receiving terminal, a USB receiving terminal, and a DC12V receiving terminal of a device.

The composite connecting wire connecting structure is suitable for equipment with an RS232 receiving end, a USB receiving end and a DC12V receiving end, the RS232 interface, the USB interface and the DC12V interface are integrated into a standard RJ45 network port 21, the RS232 receiving end, the USB receiving end and the DC12V receiving end of an equipment mainboard are electrically connected onto the standard RJ45 network port 21, and the purpose that three input ends can be connected by only arranging one interface is achieved. Meanwhile, the connecting lines between the three input ends and the standard RJ45 network port 21 are also integrated into one, the connectors of the output ends of the RS232 serial port line 11, the USB connecting line 12 and the DC12V conducting wire 13 are removed and connected to the standard RJ45 crystal head 14, and the standard RJ45 crystal head 14 corresponds to the connecting point on the standard RJ45 network port 21.

The RS232 serial port line 11 actually has only three effective lines, which are a receiving data line (RXD) of a pin No. 2, a transmitting signal line (TXD) of a pin No. 3 and a signal ground line (GND) of a pin No. 5, and the USB connection line 12 also has only three effective lines, which are a positive data line (D +), a negative data line (D-) and a ground negative common line (GND), when only data connection is considered, and in addition, a positive power line (+ 12V) and a negative power line (0V) in the DC12V conductor 13 are exactly 8 lines, which can exactly correspond to the standard RJ45 crystal head 14 having 8 connection points and the standard RJ45 network port 21, so that the standard RJ45 crystal head 14 and the standard RJ45 network port 21 replace the original interfaces and connectors of the RS232, the USB and the DC 12V.

The RJ45 crystal head 14 and the RJ45 network port 21 are standard components, and the RS232 serial port line 11, the USB connection line 12 and the DC12V lead 13 are applied to them, so that they can be simply replaced without designing new standards.

The space of equipment shell can be saved to such design, also can be better pull out and insert, and present general standard RJ45 net gape 21 all can have the shield simultaneously, also can effectively prevent dust when the interface does not work a telephone switchboard.

In addition, since only the reception data line (RXD), the transmission signal line (TXD), and the signal ground line (GND) to the pins No. 2, 3, and 5 inside the RS232 serial line 11 need to be used, the lines of the pins No. 1, 4, 6, 7, 8, and 9 are not used, and all of them can be removed. The same internal positive power line (VCC) of the USB connection 12 is not used, and may be removed.

The RS232 serial port line 11, the USB connecting line 12 and the DC12V lead 13 are converged at a line concentration terminal 15 at the front end of the connecting line end 1 and are wrapped and integrated into an integrated line 16 through a new line skin, so that the integrated composite connecting line is better in integrity, and the other end of the integrated line 16 is connected with a standard RJ45 crystal head 14. In addition, in order to make the lines with different performances contact in a short distance and generate interference with each other, an anti-interference magnetic ring 17 is arranged on the integrated line 16 to absorb the conduction radiation and the electrostatic pulse so as not to interfere with each other.

The standard RJ45 network port 21 of the interface end 2 is not installed on the network communication line board that should be connected originally, but a simple connection board 22 is redesigned, the standard RJ45 network port 21 is installed on the connection board 22, and a cable arrangement interface 23 that connects the RS232 receiving end, the USB receiving end and the DC12V receiving end of the device is installed on the connection board 22, and the cable arrangement interface connects the connecting wires that are originally used for connecting the RS232 receiving end, the USB receiving end and the DC12V receiving end that are originally installed on the device housing, for example, the RFID reader main board is originally used for connecting the connecting wires that connect the RS232 receiving end, the USB receiving end and the DC12V receiving end.

The above embodiments of the present invention are not right the utility model discloses the limited protection scope, the utility model discloses an embodiment is not limited to this, all kinds of basis according to the above-mentioned of the utility model discloses an under the above-mentioned basic technical thought prerequisite of the utility model, right according to ordinary technical knowledge and the conventional means in this field the modification, replacement or the change of other multiple forms that above-mentioned structure made all should fall within the protection scope of the utility model.

Claims

1. The utility model provides a compound connecting wire connection structure which characterized in that: the device comprises a connecting wire end and an interface end, wherein the connecting wire end comprises an RS232 serial port wire, a USB connecting wire, a DC12V wire and a standard RJ45 crystal head, the joints of the output ends of the RS232 serial port wire, the USB connecting wire and the DC12V wire are removed and are connected to the standard RJ45 crystal head, the interface end is a standard RJ45 net port, and the standard RJ45 net port is used for being electrically connected with an RS232 receiving end, a USB receiving end and a DC12V receiving end of equipment.

2. The composite connecting wire connection structure according to claim 1, wherein: the receiving data line, the sending signal line and the signal ground wire inside the RS232 serial port line are connected to a standard RJ45 crystal head, the positive data line, the negative data line and the ground-negative common line inside the USB connecting line are connected to a standard RJ45 crystal head, and the positive power line and the negative power line inside the DC12V lead are connected to a standard RJ45 crystal head.

3. The composite connecting wire connection structure according to claim 1, wherein: the other lines except the receiving data line, the transmitting signal line and the signal ground line in the RS232 serial port line are removed.

4. The composite connecting wire connection structure according to claim 1, wherein: the internal positive power line of the USB connecting line is removed.

5. The composite connecting wire connection structure according to claim 1, wherein: the front end of the connecting wire end is provided with a line concentration terminal, the RS232 serial port line, the USB connecting wire and the DC12V lead are converged into an integrated line at the line concentration terminal, and the integrated line is connected with a standard RJ45 crystal head.

6. The composite connecting wire connection structure according to claim 5, wherein: and an anti-interference magnetic ring is arranged on the integrated line.

7. The composite connecting wire connection structure according to claim 1, wherein: the interface end is provided with a connecting plate, and the connecting plate is provided with a flat cable interface connected with an RS232 receiving end, a USB receiving end and a DC12V receiving end of the equipment.