KR100799973B1 - Connector for communication cable - Google Patents

Abstract

A connector for connecting a communication cable is provided to prevent generation of noise between a connection socket and a connection pin inserted into a cable. A conducting wire(32) prolonged from an end of a communication cable(30) is inserted into a connection socket(170). A plug housing(160) includes a sub insulating body(162) to which plural connection sockets are inserted as passing through, and includes plural slits cut in a length direction in a front end part. The plural housing is formed in a tubular shape made from metal material. A plug main body(140) forms a body of a connector and includes a main insulating body(142) to which plural plug housing are inserted as passing through.

Description

Connector for communication cable {Connector for communication cable}

The present invention relates to a connector for connecting a communication cable, and more particularly to reinforce shielding for a connector that electrically connects a communication cable, so that noise between a plurality of connection pins extending from an end of the communication cable and inserted into the connector. It relates to a connector for connecting a communication cable that can minimize the occurrence.

In general, a plurality of communication devices transmit and receive electrical signals through communication cables, and the cables and communication devices are electrically connected to each other by a connector.

1 shows a general communication cable and a connector mounted at the end of the communication cable.

Referring to FIG. 1, a communication cable 30 has a plurality of conductive wires 32 inserted therein for transmitting an electrical signal therein, and each conductive wire 32 is formed on an inner shell 34 made of a synthetic resin material for insulation. Located inside the communication cable 30 in a wrapped state, the outside of each conductor 32 surrounded by the inner shell 34 is wrapped by a shield shield 36 for noise shielding, and again the shield shield 36 ) Is made of a structure wrapped around the outer surface of the synthetic resin material 38 for insulation. The end of each conductive wire 32 extending outside the end of the communication cable 30 is electrically inserted into the connecting pin 20, and the connecting pin 20 is inserted into the rear of the connector 10. 1 illustrates a receptacle connector 10 into which a connection pin 20 is inserted. However, a plug connector into which a connection socket is inserted is also connected to the communication cable 30 in the same manner as the receptacle connector 10. Combined.

Then, when the plug connector and the receptacle connector are coupled to each other, the connection pin and the connection socket are also electrically connected to each other, thereby connecting both communication cables or connecting the communication cable to the communication device.

On the other hand, a LAN cable for LAN communication generally requires four connection pins, and in the case of a wired telephone, two connection pins are required, and two or three connection pins are required for power supply. Therefore, at least two conductors are inserted into the communication cable according to the purpose. In the case of network communication, for example, in case of four LAN communication, 16 connection pins are inserted into one connector.

As such, when a plurality of connection pins are inserted into one connector, noise may be prevented by the shielding shield inside the cable. However, there is no shielding shield at each connection pin to which a conductor extending outward from the end of the cable is coupled. Therefore, there is a fear that noise occurs at the end of the communication cable connected to the connector. Since such noise interferes with the correct transmission of the communication signal, noise must be prevented in all parts of the communication cable in order to maintain a good communication state.

An object of the present invention is to provide a connector for connecting a communication cable that can prevent the generation of noise at the end of the communication cable connected to the connector, which is intended to solve the above conventional problems.

The connector for communication cable connection according to the present invention for solving the above object, a plurality of conductors for transmitting an electrical signal, the shielding shield surrounding the conductors for noise prevention, the outer sheath of the insulating material surrounding the shielding shield A communication cable connection connector comprising a plug connector and a receptacle connector, which are coupled to an end of a communication cable and electrically connected to each other, comprising: a connection pin or a connection socket into which a conductor extending from an end of the communication cable is inserted; A housing including a sub-insulator through which a plurality of connecting pins or connecting sockets are inserted, and formed of a metallic tube; Forming the body of the connector, characterized in that it comprises a main body portion is built in the main insulator through which the plurality of housings are inserted.

In addition, the present invention is preferably made of a structure in which a plurality of connecting pins or connecting sockets are separately inserted together with the housing in the main body.

In the present invention, it is also preferable that the rear of the housing and the shielding shield are in electrical contact with each other.

In another aspect, the present invention, it is preferable to further include a clamping member of the tube to be fixed to each other by pressing the connection portion of the housing and the communication cable.

In the present invention, it is preferable that a plurality of slits cut in the longitudinal direction are formed at the front end of the housing into which the connecting pin or the connecting socket is inserted.

In another aspect, the present invention, the mounting groove is formed concave in the outer peripheral surface of the central portion of the housing for fixing the housing to the main insulator; A screw-type fixing part positioned in the seating groove to surround the outer circumferential surface of the housing and having a male thread formed on the outer circumferential surface; The housing may further include a housing hole formed to penetrate the main insulator so that the housing is inserted therein, and an internal thread formed on the inner circumferential surface of the threaded fixing part.

In another aspect, the present invention, the mounting groove is formed to be more concave than the surroundings in the outer peripheral surface of the central portion of the housing to fix the housing to the main insulator; A slit-type fixing part disposed in the seating groove to surround the outer circumferential surface of the housing, and having a plurality of slits cut out from the rear to the outer circumferential surface, and a fastening groove having a predetermined length formed on the outer circumferential surface of the center; The housing may further include a housing hole formed through the main insulator so that the housing is inserted, and a fastening protrusion inserted into the fastening groove at the rear end thereof protrudes inward.

According to the connector for communication cable connection according to the present invention having the configuration as described above, it is possible to prevent the occurrence of noise between the connection pin and the connection socket inserted into the cable.

According to the present invention, a plurality of communication cables can be attached to one connector.

Hereinafter, with reference to the accompanying drawings will be described in detail a preferred embodiment of the connector for communication cable connection according to the present invention.

The connector for connecting a communication cable according to the present invention includes a connecting pin or a connecting socket connected to a communication cable for transmitting an electrical signal, a housing into which a plurality of connecting pins or connecting sockets are inserted, and a body part into which a plurality of housings are inserted. It is configured to include. In general, a connector for connecting a communication cable is divided into a receptacle connector and a plug connector, and the receptacle connector and the plug connector are configured to be coupled to each other.

Therefore, hereinafter, the communication cable connection connector according to the present invention will be described by dividing into a receptacle connector and a plug connector. In this case, the housing into which the connecting pin or the connecting socket is inserted is referred to as a receptacle housing in the receptacle connector, and is referred to as a plug housing in the plug connector. In addition, the main body portion into which the housing is inserted is also called a receptacle main body portion in the receptacle connector and a plug main body portion in the plug connector.

First, a receptacle connector of the communication cable connection connector according to the present invention will be described.

2 and 3 show a receptacle connector for connecting a communication cable according to a first embodiment of the present invention.

2 and 3, a receptacle connector for connecting a communication cable according to the present invention includes a communication cable 30 for transmitting a communication signal and a conductor 32 extending from an end of the communication cable 30. It comprises a connection pin 70, a receptacle housing 60 into which a plurality of connection pins 70 are inserted, and a receptacle body part 40 into which a plurality of receptacle housings 60 are inserted.

Here, the communication cable 30 is a plurality of conductive wires 32 for transmitting an electrical signal, the shielding shield 36 surrounding the conductive wires 32 to prevent noise, the insulating material surrounding the outside of the shielding shield 36 It is preferably made of the outer shell 38, wherein each of the conductive wires 32 is preferably located inside the communication cable 30 in a state surrounded by the inner shell 34 of synthetic resin material for insulation. At this time, the end of each conductive wire 32 extending outward from the end of the communication cable 30 is coupled to the connection pin 70, the connection pin 70 is inserted into the rear of the receptacle housing 60.

In addition, the receptacle housing 60 is made of a metallic tube to shield noise, and a sub insulator 62 is insulated between the connection pins 70 in the receptacle housing 60. That is, the plurality of connecting pins 70 into which the respective conductive wires 32 extending from the end of the communication cable 30 are inserted are inserted into the sub insulator 62 embedded in the receptacle housing 60, and each of the connecting pins 70 is provided. The end of the) penetrates through the sub insulator 62 and protrudes outward.

In addition, it is preferable that the rear end of the receptacle housing 60 and the shielding shield 36 are in electrical contact with each other in order to flow noise generated by the shielding shield 36 embedded in the communication cable 30 to the outside. Do. As described above, a plurality of connecting pins 70 are inserted into the receptacle housing 60, and the clamping member 80 of the tubular body is used in a state where the ends of the receptacle housing 60 contact the shielding shield 36. By pressing the connection portion of the receptacle housing 60 and the communication cable 30, the receptacle housing 60 is fixedly coupled to the end of the communication cable 30.

The receptacle housing 60 into which the plurality of connection pins 70 are inserted is inserted into the receptacle body part 40 forming the body of the receptacle connector. In this case, each receptacle housing 60 There is a built-in main insulator (42) to insulate between them. That is, one receptacle housing 60 is coupled to the end of each communication cable 30, and a plurality of such receptacle housings 60 are inserted into the receptacle body 40. Therefore, a plurality of communication cables 30 may be connected to one connector, and the connection pins 70 forming the contacts of each communication cable 30 may be prevented from generating noise by the receptacle housing 60.

Meanwhile, in the present invention, the receptacle housing 60 and the communication cable 30 are fixedly coupled to each other by the clamping member 80, and the present invention is also provided to fix each receptacle housing 60 to the main insulator 42. It further comprises a fixing part.

To this end, in the first embodiment of the present invention, a screw-type fixing part 50 surrounding the outer circumferential surface of the receptacle housing 60 is formed at the center of the receptacle housing 60, and the outer peripheral surface of the screw-type fixing part 50 is formed. A male thread 56 is formed, and an inner circumferential surface of the housing hole 44 penetrating through the main insulator 42 so that the receptacle housing 60 is inserted into the male thread 56 of the threaded fixing part 50. A corresponding female thread 46 is formed. Therefore, when the receptacle housing 60 is inserted backward into the housing hole 44 of the main insulator 42 and then the screw type fixing part 50 is coupled to the housing hole 44 by screwing, the receptacle housing 60 ) Is fixedly coupled to the main insulator 42.

In order to prevent the threaded fixing part 50 from being separated from the outer circumferential surface of the center of the receptacle housing 60, a seating groove 64 having a predetermined length is formed in the outer circumferential surface of the receptacle housing 60 to be concave than the surroundings. The screw-type fixing part 50 positioned in the groove 64 is not separated out of the seating groove 64.

In addition, the receptacle housing 60 is formed around the seating groove 64 so that the threaded fixing part 50 can be easily coupled to the seating recess 64 formed concave on the outer peripheral surface of the center of the receptacle housing 60. It is preferred to be prepared separately in two. That is, after inserting the screw-type fixing part 50 into the outer peripheral surface of the center of the receptacle housing 60 in advance with respect to the two separate receptacle housings 60, the two separate receptacle housings 60 are coupled to each other. The housing 60 and the threaded fixing part 50 can be easily coupled.

A male thread 48 is formed on the outer circumferential surface of the receptacle body part 40 to be coupled to the plug connector described later and a screw fastening method.

Next, a plug connector electrically coupled to the receptacle connector will be described.

Figure 4 shows a plug connector for connecting a communication cable according to a second embodiment of the present invention. The plug connector according to the second embodiment of the present invention is mounted on a communication cable, and is electrically coupled with the receptacle connector mounted at the end of a communication cable or a communication device.

Referring to FIG. 4, the plug connector for connecting a communication cable according to the second embodiment of the present invention includes a communication cable 30 for transmitting a communication signal and a conductor 32 extending from an end of the communication cable 30. It comprises a connection socket 170 to be inserted, a plug housing 160 into which a plurality of connection sockets 170 are inserted, and a plug body part 140 into which a plurality of plug housings 160 are inserted.

Since the communication cable 30 of the second embodiment is configured in the same manner as the communication cable 30 of the first embodiment, detailed description thereof will be omitted. On the other hand, the end of each conductive wire 32 extending outward from the end of the communication cable 30 is coupled to the connection socket 170, the connection socket 170 is inserted into the rear of the plug housing 160.

In addition, the plug housing 160 is to shield the generation of noise, and is made of a metallic tube, and a sub insulator 162 is formed inside the plug housing 160 to insulate the connection sockets 170. When the plug connector and the receptacle connector are coupled to each other, a plurality of slits 166 cut in the longitudinal direction are formed at the distal end of the plug housing 160 so that the plug housing 160 can be inserted into the receptacle housing 60. . Therefore, when the plug connector and the receptacle connector are coupled, each slit 166 formed at the tip end of the plug housing 160 is pinched, and the tip end of the plug housing 160 is inserted into the receptacle housing 60. The connecting socket 170 inserted into the c) and the connecting pin 70 inserted into the receptacle housing 60 are electrically connected to each other.

In addition, the rear end of the plug housing 160 and the shielding shield 36 are preferably configured to be in electrical contact with each other in order to flow noise generated by the shielding shield 36 embedded in the communication cable 30 to the outside. Do. As described above, a plurality of connection sockets 170 are inserted into the plug housing 160 and the end of the plug housing 160 is in contact with the shielding shield 36 by using the clamping member 80 of the tubular body. The connection part of the plug housing 160 and the communication cable 30 is compressed to fix the plug housing 160 to the end of the communication cable 30.

The plug housing 160 into which the plurality of connection sockets 170 are inserted is inserted into the plug main body 140 forming the body of the plug connector. In this case, each plug housing 160 is formed inside the plug main body 140. There is a built-in main insulator 142 to insulate between. That is, one plug housing 160 is coupled to an end of each communication cable 30, and a plurality of such plug housings 160 are inserted into the plug body 140. Therefore, a plurality of communication cables 30 may be connected to one plug connector, and the connection socket 170 connected to the end of each communication cable 30 may be prevented from generating noise by the plug housing 160.

In addition, the plug connector according to the second embodiment of the present invention further includes a fixing part for fixedly coupling each plug housing 160 to the main insulator 142. The fixing part of the second embodiment of the present invention is the first embodiment described above. It is comprised similarly to the fixing part of an example.

A coupler 148 is disposed on the outer circumferential surface of the main body 140 of the plug connector, and a female thread corresponding to the male thread 48 formed on the outer circumferential surface of the main body 40 of the receptacle connector is disposed on the inner circumferential surface of the coupler 148. Omission). Therefore, when the plug connector and the receptacle connector are coupled to each other, the coupler 148 of the plug connector and the main body portion 40 of the receptacle connector are coupled to each other, whereby the plug connector and the receptacle connector are fixed to each other.

Meanwhile, in the first and second embodiments, the connector for communication cable connection according to the present invention is divided into a receptacle connector and a plug connector electrically connected to each other, and a plurality of connection pins 70 are inserted into the receptacle connector. The receptacle housing 60 is inserted, and the plug housing 160 into which the plurality of connection sockets 170 are inserted is described as being inserted into the plug connector. On the other hand, in the present invention, the connection socket 170 is inserted into the receptacle connector, and the connection pin 70 may be inserted into the plug connector. That is, the housings 60 and 160 according to the present invention are preferably configured to selectively insert the connection pins 70 and the connection sockets 170.

5 shows a connector for connecting a communication cable according to a third embodiment of the present invention.

Referring to FIG. 5, in the third embodiment of the present invention, a plurality of connection pins 70 are separately inserted into the receptacle connector together with the receptacle housing 60 described above. That is, for some communication cables, a receptacle housing 60 for noise shielding is coupled at an end thereof, and a plurality of such receptacle housings 60 are inserted into the receptacle connector, and at the same time for some cables, a separate noise shielding at the end thereof. The housing is not coupled so that each connecting pin 70 is inserted into the connector separately as in the prior art. For example, it is preferable that a receptacle housing 60 is formed at the end of the cable for noise shielding for a communication cable in which communication wires are embedded, and the receptacle housing 60 is firmly used for a power cable in which power supply wires are embedded. There is no need to combine.

Although not shown, the plug connector may be configured such that the plurality of connection sockets 170 may be separately inserted together with the plurality of plug housings 160 in one plug connector, similarly to the structure of the fourth embodiment.

6 and 7 illustrate a connector for connecting a communication cable according to a fourth embodiment of the present invention.

6 and 7, the receptacle connector of the fourth embodiment is configured in the same manner except for the structure of the receptacle connector and the fixing part of the first embodiment.

That is, in the first embodiment, the screw type fixing part 50 is configured to be coupled to the main insulator 42 by screwing, whereas in the fourth embodiment, the slit 154 cut in the longitudinal direction on the outer circumferential surface is The receptacle housing 60 and the main insulator 242 are fixed to each other by using a plurality of slit-type fixing parts 150.

Here, the slit-type fixing part 150 of the fourth embodiment is located in the seating groove 64 formed concave on the outer peripheral surface of the center of the receptacle housing 60, and a plurality of slits 154 cut forward from the rear to the outer peripheral surface are formed. The fastening groove 152 of a predetermined length is formed on the outer peripheral surface of the central portion to be concave than the surroundings. In addition, the front end portion of the slit-shaped fixing part 150 is preferably formed in a structure inclined at a predetermined angle, for example, a conical structure so that it can be easily inserted into the main insulator 242. Therefore, the rear end of the slit-shaped fixing part 150 may have a variable diameter by the plurality of slits 154.

Meanwhile, an inlet of the main insulator 242 into which the receptacle housing 60 is inserted, that is, a rear end of each of the housing holes 244, is provided with a fastening protrusion 246 inserted into the fastening groove 152 of the slit-type fixing part 150. ) Is formed to protrude inward.

Therefore, as shown in FIG. 7, after the slit-type fixing part 150 is coupled to the seating groove 64 of the receptacle housing 60, the receptacle housing 60 is rearward to the housing hole 244 of the main insulator 242. When inserted into the slit 154, the slit-shaped fixing part 150 inclined at a predetermined angle while being squeezed elastically can easily pass through the rear end of the housing hole 244.

After the front end of the slit fixing part 150 passes through the rear end of the housing hole 244, the fastening protrusion 246 of the housing hole 244 is connected to the fastening groove 152 of the slit fixing part 150. It is seated. As such, when the fastening protrusion 246 of the housing hole 244 is seated in the fastening groove 152 of the slit type fixing part 150, the slit type fixing part 150 is fixed to the rear end of the housing hole 244, In addition, the receptacle housing 60 coupled with the slit fixing part 150 is also fixed inside the housing hole 244.

Although not shown, the plug housing 160 may be coupled to the housing hole 244 of the main insulator 242 using the slit-type fixing part 150 of the fourth embodiment with respect to the plug connector.

While the invention has been shown and described in connection with specific embodiments thereof, it is well known in the art that various modifications and changes can be made without departing from the spirit and scope of the invention as indicated by the claims. Anyone who has a can easily know.

1 is a cross-sectional view showing a connector for connecting a conventional general communication cable.

2 and 3 are exploded views and coupling views showing a connector for connecting a communication cable according to a first embodiment of the present invention.

4 is an exploded view showing a connector for connecting a communication cable according to a second embodiment of the present invention.

5 is a coupling diagram showing a connector for connecting a communication cable according to a third embodiment of the present invention.

6 and 7 are exploded views and coupling views showing a connector for connecting a communication cable according to a fourth embodiment of the present invention.

* Description of the symbols for the main parts of the drawings *

30; Communication cable 32; ferry

34; Endothelial 36; Shielding shield

38; Sheath 40; Receptacle Body

42, 142; Main insulators 44, 144; Housing hole

50; Threaded fixing part 60; Receptacle housing

62, 162; Sub insulators 64, 164; Home

70; Connection pin 80; Clamping member

140; A plug main body 150; Slit fixing

160; Plug housing 170; Connection socket

Claims (7)

A connector for connecting a communication cable coupled to an end of a communication cable comprising a plurality of conductors for transmitting an electrical signal, a shield shield surrounding the conductors to prevent noise, and an outer sheath of an insulating material surrounding the outside of the shield shield, A connecting socket into which a conductor extending from an end of the communication cable is inserted; A plug housing including a sub insulator through which a plurality of connecting sockets are inserted and formed with a plurality of slits cut in a longitudinal direction at a distal end thereof, and formed of a metallic tube; A plug body part which forms a body of the connector and includes a main insulator through which a plurality of plug housings are inserted; Connector for communication cable connection comprising a. The method of claim 1, And a plurality of connection sockets are separately inserted together with a plug housing in the plug body part. The method of claim 1, And a rear shield of the plug housing and the shielding shield electrically contact each other. The method of claim 1, And a clamping member of a tubular body for crimping and coupling the connection portion of the plug housing and the communication cable to each other. delete The method according to any one of claims 1 to 4, To fix the plug housing to the main insulator, A seating recess formed concave in the outer peripheral surface of the center of the plug housing; A screw-type fixing part positioned in the seating groove to surround the outer circumferential surface of the plug housing and having a male thread formed on the outer circumferential surface; A housing hole formed through the main insulator so that the plug housing is inserted therein and having an internal thread corresponding to an external thread of the screw-type fixing part on an inner circumferential surface thereof; Connector for communication cable connection further comprising. The method according to any one of claims 1 to 4, To fix the plug housing to the main insulator, A seating recess formed in the outer peripheral surface of the central portion of the plug housing to be more concave than the surroundings; A slit-type fixing part positioned in the seating groove to surround the outer circumferential surface of the plug housing, and having a plurality of slits cut out from the rear to the outer circumferential surface, and a fastening groove having a predetermined length formed on the outer circumferential surface of the central portion; A housing hole formed through the main insulator so that the plug housing is inserted, and a fastening protrusion inserted into the fastening groove at the rear end thereof protrudes inwardly; Connector for communication cable connection further comprising.

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