Classifications

• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
  • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
  • H01R13/64—Means for preventing incorrect coupling
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
  • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
  • H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding  
  • H01R13/658—High frequency shielding arrangements, e.g. against EMI [Electro-Magnetic Interference] or EMP [Electro-Magnetic Pulse]
  • H01R13/6591—Specific features or arrangements of connection of shield to conductive members
  • H01R13/65912—Specific features or arrangements of connection of shield to conductive members for shielded multiconductor cable
  • H01R13/65915—Twisted pair of conductors surrounded by shield
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
  • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
  • H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding  
  • H01R13/658—High frequency shielding arrangements, e.g. against EMI [Electro-Magnetic Interference] or EMP [Electro-Magnetic Pulse]
  • H01R13/6591—Specific features or arrangements of connection of shield to conductive members
  • H01R13/6592—Specific features or arrangements of connection of shield to conductive members the conductive member being a shielded cable
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
  • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
  • H01R13/46—Bases; Cases
  • H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
  • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
  • H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
  • H01R13/621—Bolt, set screw or screw clamp
  • H01R13/6215—Bolt, set screw or screw clamp using one or more bolts
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
  • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
  • H01R4/10—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation
  • H01R4/18—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping

Definitions

• the invention relates to an electric plug connector according to claim 1.
• Ethernet connections in the industrial environment (industrial Ethernet).
• Industrial use places increased demands on the EMC interference safety, the operating temperature range, protection from dust and spray water, resistance to various media such as oil, lubricants and acids and vibration resistance.
• plug connector are only suitable for this to a limited extent.
• the object of the invention is to provide an improved electric plug connector. This object is achieved by an electric plug connector with the features of claim 1. Preferred embodiments of the plug connector are disclosed in the dependent claims.
• An electric plug connector has a first contact, a second contact, a third contact, a fourth contact, a fifth contact, a sixth contact, a seventh contact, an eighth contact and a metallic shield, the plug connector having no further contacts.
• the plug connector has a collar, which surrounds the contacts, with a rounded trapezoidal contour.
• this plug connector allows a changeover from a conventional bus system to an Ethernet system, without a housing cutout for the plug connector having to be changed on an existing machine.
• the plug connector is preferably a Cannon connector.
• a back of the plug connector remote from the contacts preferably has a first chamber opening, a second chamber opening, a third chamber opening and a fourth chamber opening.
• this embodiment of the plug connector allows cable leads twisted pairwise to be guided in the twisted state directly up to the contacts of the plug connector. This improves the transmission properties of the plug connector.
• the plug connector is expediently connected to a cable of category CAT5 or CAT5e. This allows the plug connector to be used to transmit data in accordance with the Ethernet standard.
• the cable preferably has a first lead, a second lead, a third lead, a fourth lead, a fifth lead, a sixth lead, a seventh lead and an eighth lead.
• the first and the second lead are twisted to form a second lead pair
• the fourth and the fifth lead are twisted to form a first lead pair
• the third and the sixth lead are twisted to form a third lead pair
• the seventh and the eighth lead are twisted to form a fourth lead pair.
• the four lead pairs are stranded to form a conductor bundle.
• the first contact is also connected to the first lead
• the second contact is connected to the second lead
• the third contact is connected to the third lead
• the fourth contact is connected to the fourth lead
• the fifth contact is connected to the fifth lead
• the sixth contact is connected to the sixth lead
• the seventh contact is connected to the seventh lead
• the eighth contact is connected to the eighth lead.
• the plug connector in this embodiment advantageously has just as many contacts as the cable has leads.
• the contacts and the leads are preferably in each case connected by a crimp connection. This advantageously allows simple preassembly of the plug connector.
• each twisted lead pair is surrounded by a metallic shield and/or the conductor bundle is surrounded by a metallic overall shield.
• the transmission properties of the plug connector and the cable are advantageously improved.
• the first, second, fourth and fifth contacts are arranged in a first row and the third, sixth, eighth and seventh contacts are arranged in a second row, the first row and the second row being oriented parallel to one another.
• first contact and the second contact form a second group
• fourth and the fifth contact form a first group
• third contact and the sixth contact form a third group
• seventh contact and the eighth contact form a fourth group and contacts belonging to the same group have a smaller spacing from one another than from contacts belonging to different groups. Crosstalk between contacts belonging to different groups is thus advantageously avoided.
• the second contact, the fourth contact, the sixth contact and the eighth contact are particularly preferably arranged in an inner region of a front side of the plug connector, while the first contact, the fifth contact, the third contact and the seventh contact are arranged in an outer region of the front side of the plug connector. This arrangement results in a further advantageous improvement of the transmission properties of the plug connector.
• the plug connector is configured as a male plug connector and the contacts as contact pins. According to another embodiment, the plug connector is configured as a female plug connector and the contacts as contact openings.
• the plug connector is preferably arranged in a sleeve. This advantageously protects the plug connector from mechanical loads and other environmental influences.
• the sleeve has a sleeve collar, which surrounds the collar of the plug connector and is configured to engage with a sleeve collar of a second plug connector and to seal a region of the plug connector having the contacts with respect to the surroundings of the plug connector against penetration of water and/or dust when the plug connector is plugged to the second plug connector.
• a tightness of the plug connector corresponding to current industrial standards can therefore advantageously be achieved.
• the plug connector has a sealing lip, which surrounds the collar of the plug connector and is configured to seal a region of the plug connector having the contacts with respect to the surroundings of the plug connector against penetration of water and/or dust when the plug connector is plugged to a second plug connector.
• the tightness of the plug connector can thereby be further improved.
• the plug connector is preferably provided to transmit data by a Gigabit-Ethernet method.
• the Gigabit-Ethernet method particularly preferably corresponds to the 1000BASE- T standard.
• Fig. 1 shows a male embodiment of a plug connector
• Fig. 2 shows a female embodiment of a plug connector
• Fig. 3 shows a schematic view of a section through a cable
• Fig. 4 shows a schematic view of a plug connector with a connected cable
• Fig. 5 shows a further embodiment of a plug connector.
• Fig. 1 shows a perspective view of a plug connector 100 according to a first embodiment.
• the plug connector 100 of Fig. 1 is a male plug connector 140 or a plug.
• the plug connector 100 has a rectangular base 155 oriented perpendicular to the plugging direction.
• the base 155 may be configured, for example, in the form of a thin metal sheet.
• a collar 157 is attached to the base 155.
• the collar 157 may be formed integrally with the base 155.
• the collar 157 has an approximately trapezoidal basic shape with rounded edges.
• the side of the base 155 carrying the collar 157 forms a front side 170 of the plug connector 100.
• the base 155 is perforated.
• an electrically insulating male insert 150 which may consist, for example, of plastics material.
• the male insert 150 is set back relative to the edge of the collar 157 and is arranged approximately flush with the base 155.
• the male insert 150 has a first contact 101, a second contact 102, a third contact 103, a fourth contact 104, a fifth contact 105, a sixth contact 106, a seventh contact 107 and an eighth contact 108.
• the contacts 101 to 108 are configured as metallic contact pins, which extend within the region delimited by the collar 157 perpendicular to the male insert 150 up to the edge of the collar 157.
• the first, second, fourth and fifth contacts 101, 102, 104, 105 are arranged in a first row 110.
• the third, sixth, eighth and seventh contacts 103, 106, 108, 107 are arranged in a second row 120.
• the first row 110 and the second row 120 extend parallel to one another and parallel to the base edge of the trapezoidal collar 157.
• the second row 120 is located closer to the base edge of the trapezoidal collar 157, while the first row 110 is located closer to the edge of the collar 157 opposing the base edge.
• the first contact 101 and the second contact 102 form a second group 1 14.
• the fourth contact 104 and the fifth contact 105 form a first group 112.
• the third contact 103 and the sixth contact 106 form a third group 122.
• the eighth contact 108 and the seventh contact 107 form a fourth group 124.
• Two contacts 101 to 108 belonging to a common group 112, 114, 122, 124 have a smaller spacing from one another than from contacts 101 to 108 belonging to different groups 112, 114, 122, 124.
• the first contact 101, the fifth contact 105, the third contact 103 and the seventh contact 107 are arranged closer to the corners of the trapezoidal collar 157, while the second contact 102, the fourth contact 104, the sixth contact 106 and the eighth contact 108 are arranged closer to a central point of the trapezoidal collar 157.
• the base 155 On either side outside the region of the base 155 surrounded by the collar 157, the base 155 in each case has a hole 153.
• the holes 153 are used to screw the plug connector 100 to a further plug connector 100.
• the holes 153 may, for example, in each case have an internal thread.
• the holes 153 may also be equipped with screws reaching through the holes.
• the plug connector 100 has a sleeve 160 on a side opposing the front side 170.
• the sleeve 160 may, for example, consist of plastics material.
• the sleeve 160 protects the plug connector 100 from mechanical loads and environmental influences such as dust and moisture.
• Fig. 2 shows a perspective view of a plug connector 100 according to a second embodiment.
• the plug connector 100 of Fig. 2 is a female plug connector 130 or a bush or a coupling.
• the female plug connector 130 also has a base 155 with a collar 157 arranged thereon. However, a female insert 151 is arranged inside the collar 157 instead of a male insert 150.
• the female insert 151 consists of electrically insulating material, for example plastics material, and extends up to the front edge of the collar 157.
• the remaining structure of the female plug connector 130 corresponds to that of the male plug connector 140 of Fig. 1.
• Fig. 3 shows a schematic view of a perpendicular section through a cable 200, which is suitable for connection to the plug connector 100.
• the cable 200 may, for example, be a twisted-pair cable.
• the cable 200 may, for example, be a cable of category CAT5 or CAT5e.
• the cable 200 has a first lead 201, a second lead 202, a third lead 203, a fourth lead 204, a fifth lead 205, a sixth lead 206, a seventh lead 207 and an eighth lead 208.
• Each of the leads 201 to 208 consists of a conductive core, which is surrounded by an insulating sheath.
• the leads 201 to 208 may be marked in colour, for example, as follows: First lead 201 white with orange stripe
• the fourth lead 204 and the fifth lead 205 form a first lead pair 212 and are twisted together.
• the first lead 201 and the second lead 202 form a second lead pair 214 and are twisted together.
• the third lead 203 and the sixth lead 206 form a third lead pair 222 and are twisted together.
• the seventh lead 207 and the eighth lead 208 form a fourth lead pair 224 and are twisted together.
• the first lead pair 212, the second lead pair 214, the third lead pair 222 and the fourth lead pair 224 are stranded together.
• Each of the lead pairs 212, 214, 222, 224 is surrounded by a respective metallic shield 230.
• the metallic shields 230 may, for example, each consist of a foil or a braiding.
• the lead pairs 212, 214, 222, 224 that are stranded together are surrounded by a metallic overall shield 240, which consists of a foil, a braiding or of a combination of a foil and a braiding.
• the metallic overall shield 240 of the cable 200 is again surrounded by an insulating cable casing.
• Fig. 4 shows a rear view of the male plug connector 140 of Fig. 1 in a partially opened view.
• the connected cable 200 can also be seen in the opened view.
• the metallic overall shield 240 is partially removed at the end of the cable 200 facing the plug connector 140.
• the metallic shields 230 around the lead pairs 212, 214, 222, 224 are also partially removed.
• the male insert 150 of the plug connector 140 at a rear side 175 opposing the plug connector front side 170, has a first chamber opening 116, a second chamber opening 118, a third chamber opening 126 and a fourth chamber opening 128.
• the fourth contact 104 and the fifth contact 105 are accessible through the first chamber opening 116.
• the first contact 101 and the second contact 102 are accessible through the second chamber opening 118.
• the third contact 103 and the sixth contact 106 are accessible through the third chamber opening 126.
• the seventh contact 107 and the eighth contact 108 are accessible through the fourth chamber opening 128.
• the first lead pair 212 with the fourth lead 204 and the fifth lead 205 extends through the first chamber opening 116 into the interior of the male insert 150.
• the fourth lead 204 is connected there to the fourth contact 104 and the fifth lead 205 is connected to the fifth contact 105.
• the second lead pair 214 with the first lead 201 and the second lead 202 extends through the second chamber opening 218 into the interior of the male insert 150.
• the first lead 201 is connected there to the first contact 101 and the second lead 202 is connected to the second contact 102.
• the third lead pair 222 with the third lead 203 and the sixth lead 206 extends through the third chamber opening 126 into the interior of the male insert 150.
• the connections between the leads 201 to 208 and contacts 101 to 108 may, for example, be crimp connections.
• the leads of each lead pair 212, 214, 222, 224 are advantageously twisted together in the region of the chamber openings 116, 118, 126, 128. This means that the twisting of each lead pair 212, 214, 222, 224 is only terminated directly in front of the contacts 101 to 108. As a result, good transmission properties of the plug connector 140 are even produced at high transmission frequencies.
• Fig. 5 shows a perspective view of a female plug connector 330 according to a further embodiment.
• the plug connector 330 differs from the previously shown plug connectors in that the sleeve 160 has a sleeve collar 165.
• a male embodiment of a plug connector may also have a sleeve collar 165.
• the sleeve collar of the male plug connector and the sleeve collar of the female plug connector 330 are dimensioned such that when the male plug connector and female plug connector 330 are plugged together, the sleeve collar of one plug connector surrounds the sleeve collar of the other plug connector. In this manner, the sleeve collars of the two plug connectors that are plugged together seal the plugging region against the surroundings of the plug connector. As a result, the plugging region is protected against penetration of moisture and dust.
• 330 and the cable 200 are also particularly suitable for transmitting data in accordance with a
• the plug connectors 100, 130, 140, 330 are also suitable for use in an industrial environment, for example for use with an industrial Ethernet standard.

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• Details Of Connecting Devices For Male And Female Coupling (AREA)
• Connector Housings Or Holding Contact Members (AREA)

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Publications (1)

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Cited By (1)

Citations (6)

Family Cites Families (2)

• 2009
  • 2009-03-24 DE DE102009001783A patent/DE102009001783B4/de not_active Expired - Fee Related
• 2010
  • 2010-03-22 WO PCT/EP2010/053678 patent/WO2010108881A1/en active Application Filing

Patent Citations (6)

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