WO2021036400A1 - 一种多芯玻璃烧结屏蔽电连接器组件 - Google Patents

一种多芯玻璃烧结屏蔽电连接器组件 Download PDF

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Publication number
WO2021036400A1
WO2021036400A1 PCT/CN2020/094894 CN2020094894W WO2021036400A1 WO 2021036400 A1 WO2021036400 A1 WO 2021036400A1 CN 2020094894 W CN2020094894 W CN 2020094894W WO 2021036400 A1 WO2021036400 A1 WO 2021036400A1
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Prior art keywords
metal shielding
shielding shell
ceramic base
metal
core
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PCT/CN2020/094894
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English (en)
French (fr)
Inventor
朱赫
杜建东
袁生地
刘赛
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苏州华旃航天电器有限公司
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Publication of WO2021036400A1 publication Critical patent/WO2021036400A1/zh

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
    • H01R11/01—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the form or arrangement of the conductive interconnection between the connecting locations
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
    • H01R11/03—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the relationship between the connecting locations
    • H01R11/09—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the relationship between the connecting locations the connecting locations being identical
    • 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
    • H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
    • H01R13/405—Securing in non-demountable manner, e.g. moulding, riveting
    • 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
    • H01R13/502—Bases; Cases composed of different pieces
    • 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
    • H01R13/502—Bases; Cases composed of different pieces
    • H01R13/504—Bases; Cases composed of different pieces different pieces being moulded, cemented, welded, e.g. ultrasonic, or swaged together
    • 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
    • H01R13/46—Bases; Cases
    • H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
    • H01R13/5202—Sealing means between parts of housing or between housing part and a wall, e.g. sealing rings
    • 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
    • H01R13/5205—Sealing means between cable and housing, e.g. grommet
    • 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
    • H01R13/521—Sealing between contact members and housing, e.g. sealing insert
    • 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
    • H01R13/533—Bases, cases made for use in extreme conditions, e.g. high temperature, radiation, vibration, corrosive environment, pressure
    • 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]
    • H01R13/6581—Shield structure
    • 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
    • H01R13/6593—Specific features or arrangements of connection of shield to conductive members the conductive member being a shielded cable the shield being composed of different pieces
    • 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
    • H01R4/02—Soldered or welded connections
    • H01R4/023—Soldered or welded connections between cables or wires and terminals

Definitions

  • the invention relates to the technical field of electrical connectors, in particular to a multi-core glass sintered shielded electrical connector assembly that can work under high temperature and high hydraulic pressure conditions.
  • Petroleum electrical connectors have particularly complex functions. Not only are connectors and components required to withstand high temperature and high pressure, but also must have the ability to resist electromagnetic interference. This is a certain challenge for designers. Because the design of the electromagnetic shielding structure can ensure the stability of signal transmission inside the shielding layer, it is particularly important for electrical stability, reduces noise interference, ensures the quality of signal transmission, and is beneficial to signal analysis of transmitted data.
  • Petroleum mining equipment generally has a circular structure.
  • the design of petroleum electrical connectors mainly adopts a circular structure design.
  • the circular design not only has a good pressure bearing capacity, but also can maximize the use of oil mining equipment space.
  • the shielding structure of electrical connectors mainly adopts metal shell shielding and metal shielding net shielding. The technical effect is relatively limited, the pressure and high temperature resistance are insufficient, and the shielding is unstable. It is urgent to design an electrical connector assembly with excellent electromagnetic shielding effect.
  • the present invention overcomes the shortcomings of the prior art, provides a multi-core glass sintered shielded electrical connector assembly, and solves the technical problems of the prior art that the electrical connector assembly has pressure resistance, high temperature resistance and unstable shielding.
  • a multi-core glass sintered shielded electrical connector assembly including a sintered joint, a dielectric body, a multi-core shielded wire, a first metal shielding shell, a second metal shielding shell, A rubber sleeve and a heat-shrinkable tube
  • the sintered joint includes an inner layer structure, an intermediate conductor, an outer layer structure and a metal shell arranged in order from the inside to the outside
  • the inner layer structure includes three pins and an axially arranged one in sequence The first ceramic base, the first glass blank and the second ceramic base, the three pins all penetrate the first ceramic base, the first glass blank and the second ceramic base in the axial direction
  • the outer The layer structure includes a third ceramic base, a second glass blank, and a fourth ceramic base arranged in order along the axial direction, the dielectric body is inserted into the intermediate conductor, and the multi-core shielded wire is opposite to the pin.
  • the first metal shielding shell is connected to the shaft end of the intermediate conductor
  • the second metal shielding shell is connected to the shaft end of the first metal shielding shell
  • the multi-core shielding wire The wire shielding layer is partially inserted into the cavity formed by the first metal shielding shell and the second metal shielding shell, and in the cavity formed by the intermediate conductor, the first metal shielding shell, the second metal shielding shell, and the wire shielding layer Filled with glue, the rubber sleeve is pressed into the cavity formed by the multi-core shielded wire and the second metal shielding shell, and the heat shrinkable tube is sleeved around the intermediate conductor, the first metal shielding shell, and the second metal Shield shell and outer surface of multi-core shielded wire.
  • a multi-core glass sintered shielded electrical connector assembly further includes three first through holes uniformly distributed in the circumference of the first ceramic base, and the first glass blank
  • the inside of the second ceramic base is provided with three second through holes evenly distributed in the circumference
  • the inside of the second ceramic base is provided with three third through holes evenly distributed in the circumference
  • the pins penetrate the first through holes and the first through holes. Two through holes and third through holes.
  • a multi-core glass sintered shielded electrical connector assembly further includes a first step provided on the outer wall of the first ceramic base, and a second step and a second step are provided on the inner wall of the intermediate conductor. There are three steps, the second step is in contact with the first step, and the medium body is in contact with the third step.
  • a multi-core glass sintered shielded electrical connector assembly further includes the diameter of the dielectric body is smaller than the diameter of the large-diameter hole of the inner wall of the intermediate conductor, and the dielectric body and the third One end of the step contact and fit is provided with a circular groove, the diameter of the circular groove is larger than the outer diameter of the small diameter end of the first ceramic base, and the small diameter end portion of the first ceramic base is set in the circle ⁇ In the shape of the groove.
  • a multi-core glass sintered shielded electrical connector assembly further includes a boss provided in the middle of the outer wall of the intermediate conductor, a fourth step is provided on the inner wall of the third ceramic base, and The outer wall of the third ceramic base is provided with a fifth step, the boss is in contact with the fourth step, and the inner wall of the metal shell is provided with a positioning step, the positioning step is in contact with the fifth step .
  • a multi-core glass sintered shielded electrical connector assembly further includes a connecting section, a sealing groove and a mounting screw provided on the metal shell.
  • a multi-core glass sintered shielded electrical connector assembly further includes that the pin is cylindrical, and both shaft ends of the pin are provided with welding holes.
  • a multi-core glass sintered shielded electrical connector assembly further includes that the first metal shielding shell and the second metal shielding shell are both tubular, and the inner wall of the first metal shielding shell is provided with The sixth step and the seventh step, the outer wall of the first metal shielding shell is provided with an eighth step and a ninth step, and the inner wall of the second metal shielding shell is provided with a tenth step.
  • a multi-core glass sintered shielded electrical connector assembly further includes an interference fit between the rubber sleeve, the multi-core shielded wire and the second metal shield shell.
  • a multi-core glass sintered shielded electrical connector assembly further includes a first solder injection hole provided on the first metal shielding shell, and a second soldering hole provided on the second metal shielding shell. Fill the solder hole.
  • the present invention solves the defects in the background technology.
  • the three pins of the present invention are uniformly distributed at 120°, and the insulating medium is composed of the first ceramic base, the first glass blank and the second ceramic base of the inner layer, and the outer layer of the ceramic base.
  • the third ceramic base, the second glass blank and the fourth ceramic base are integrally sintered.
  • the shielding layer of the connector is sintered integrally with the connector connector, which not only ensures the pressure-bearing characteristics of the connector, but also ensures the connection
  • the shielding characteristics of the connector, the middle conductor, the first metal shielding shell, the second metal shielding shell and the wire shielding layer are welded to form a fully shielded structure at both ends of the connector, and the glue filling ensures that the components have the characteristics of high temperature resistance, high hydraulic pressure and shielding. , Realize the anti-interference transmission of multi-core signal, and can work in high temperature and high hydraulic environment.
  • Figure 1 is a schematic structural diagram of a preferred embodiment of the present invention.
  • Figure 2 is a partial structural diagram of a preferred embodiment of the present invention.
  • Figure 3 is a schematic structural diagram of the electrical connector of the preferred embodiment of the present invention.
  • FIG. 4 is a schematic structural diagram of a first ceramic base in a preferred embodiment of the present invention.
  • Figure 5 is a side view of the first ceramic base of the preferred embodiment of the present invention.
  • Fig. 6 is a schematic structural diagram of a first glass blank in a preferred embodiment of the present invention.
  • Figure 7 is a side view of the first glass blank of the preferred embodiment of the present invention.
  • FIG. 8 is a schematic structural diagram of a second ceramic base in a preferred embodiment of the present invention.
  • Figure 9 is a side view of the second ceramic base of the preferred embodiment of the present invention.
  • FIG. 10 is a schematic diagram of the structure of the medium body of the preferred embodiment of the present invention.
  • Figure 11 is a side view of the dielectric body of the preferred embodiment of the present invention.
  • Figure 12 is a schematic diagram of the structure of the pin of the preferred embodiment of the present invention.
  • FIG. 13 is a schematic diagram of the structure of the intermediate conductor of the preferred embodiment of the present invention.
  • FIG. 14 is a schematic structural diagram of a third ceramic base in a preferred embodiment of the present invention.
  • 15 is a schematic diagram of the structure of the second glass blank of the preferred embodiment of the present invention.
  • FIG. 16 is a schematic structural diagram of a fourth ceramic base in a preferred embodiment of the present invention.
  • FIG. 17 is a schematic diagram of the structure of the metal casing of the preferred embodiment of the present invention.
  • FIG. 18 is a schematic diagram of the structure of the first metal shielding shell of the preferred embodiment of the present invention.
  • 19 is a schematic diagram of the structure of the second metal shielding shell of the preferred embodiment of the present invention.
  • 20 is a schematic diagram of the structure of the rubber sleeve of the preferred embodiment of the present invention.
  • a multi-core glass sintered shielded electrical connector assembly includes a sintered joint 1, a dielectric body 2, a multi-core shielded wire 3, a first metal shielding shell 4, and a second metal shielding shell 5.
  • the rubber sleeve 6 and the heat shrinkable tube 7, the sintering joint 1 includes an inner layer structure, an intermediate conductor 101, an outer layer structure and a metal shell 102 arranged in order from the inside to the outside.
  • the inner layer structure includes three pins 103 and along the axial direction.
  • the first ceramic base 104, the first glass blank 105 and the second ceramic base 106 are arranged in sequence, and the three pins 103 penetrate the first ceramic base 104, the first glass blank 105 and the second ceramic base in the axial direction.
  • the base 106, the outer structure includes a third ceramic base 107, a second glass blank 108, and a fourth ceramic base 109 arranged in order along the axial direction.
  • the dielectric body 2 is installed in the intermediate conductor 101, and the multi-core shielded wire 3 is connected to the plug
  • the needle 103 is connected, the first metal shielding shell 4 is connected to the shaft end of the intermediate conductor 101, the second metal shielding shell 5 is connected to the shaft end of the first metal shielding shell 4, and the wire shielding of the multi-core shielded wire 3
  • the layer 301 is partially inserted into the cavity formed by the first metal shielding shell 4 and the second metal shielding shell 5, and the cavity formed by the intermediate conductor 101, the first metal shielding shell 4, the second metal shielding shell 5, and the wire shielding layer 301 Filled with glue 8, the rubber sleeve 6 is pressed into the cavity formed by the multi-core shielded wire 3 and the second metal shielding shell 5.
  • the heat shrinkable tube 7 is wrapped around the intermediate conductor 101, the first metal shielding shell 4, and the second metal The shield shell 5 and the outer surface of the multi-core shielded wire 3.
  • the pressure-bearing performance of the colloid 8 is improved, and the welding point can be protected at the same time.
  • the arrangement of the rubber sleeve 6 can realize the sealing between the second metal shielding shell 5 and the multi-core shielded wire 3, avoiding the entry of external liquid, and is realized by the heat shrink tube 7 Protection of solder joints.
  • the wire shielding layer 301 has a mesh shape, which is convenient for the infusion of the gel 8.
  • the sintered joint 1 and the dielectric body 2 constitute an electrical connector 9.
  • the electrical connector 9 adopts a five-layer structure design, including a three-layer metal structure and a two-layer insulation structure.
  • the three-layer metal structure includes the inner layer structure as the pin 103 and the middle layer.
  • the layer structure is the intermediate conductor 101, and the outer layer structure is the metal shell 102.
  • the two-layer insulation structure includes a first insulation structure composed of a first ceramic base 104, a first glass blank 105, and a second ceramic base 106, and a third
  • the ceramic base 107, the second glass blank 108, and the fourth ceramic base 109 are composed of a combination of glass and ceramic under high temperature conditions to form an insulating dielectric layer.
  • the first ceramic base 104 is provided with three first through holes 1041 evenly distributed in the circumference, and the inside of the first glass blank 105 is provided with three evenly distributed first through holes 1041.
  • There are two through holes 1051 the inside of the second ceramic base 106 is provided with three third through holes 1061 evenly distributed around the circumference, and the pins 103 penetrate the first through holes 1041, the second through holes 1051 and the third through holes 1061. It is further preferred that the three first through holes 1041, the three second through holes 1051, and the three third through holes 1061 have the same diameter.
  • the outer wall of the first ceramic base 104 is provided with a first step 1042, and the first step 1042 is a ramp step.
  • the inner wall of the intermediate conductor 101 is provided with a second step 1011 and a third step. 1012, the second step 1011 is in contact with the first step 1041 to realize the positioning of the first ceramic base 104, the first glass blank 105, and the second ceramic base 106, and the dielectric body 2 is in contact with the third step 1012.
  • the dielectric body 2 is provided with three fourth through holes 201 evenly distributed on the circumference.
  • the diameter of the center of the three fourth through holes 201 is the same as the center of the three first through holes 1041.
  • the diameters of the circles are the same, and the outer diameter of the dielectric body 2 is smaller than the diameter of the large-diameter hole on the inner wall of the intermediate conductor 101, which is convenient for filling colloid between the dielectric body 2 and the intermediate conductor 101.
  • the end of the dielectric body 2 in contact with the third step 1012 is set There is a circular groove 202, the diameter of the circular groove 202 is larger than the outer diameter of the small diameter end of the first ceramic base 104, and the small diameter end portion of the first ceramic base 104 is arranged in the circular groove 201.
  • the dielectric body 2, the first ceramic base 104, the first glass blank 105, and the second ceramic base 106 are coaxially arranged.
  • the pin 103 is cylindrical, and both shaft ends of the pin 103 are provided with welding holes 1031.
  • the welding hole 1031 communicates with a welding observation hole 1032.
  • the diameter of the first through hole 1041, the second through hole 1051, the third through hole 1061, and the fourth through hole 201 is slightly larger than the diameter of the pin 103 to facilitate the penetration of the pin 103.
  • the pin 103 has a symmetrical design. When the product is sintered, the distance between the pin 103 and the metal shell 102 is controlled by the sintering mold.
  • the middle of the outer wall of the intermediate conductor 101 is provided with a boss 1013
  • the third ceramic base 107 has a tubular structure
  • the inner wall of the third ceramic base 107 is provided with a fourth step 1071
  • the third ceramic base The outer wall of the seat 107 is provided with a fifth step 1072
  • the boss 1013 is in contact with the fourth step 1071
  • the inner wall of the metal housing 102 is provided with a positioning step 1021
  • the positioning step 1021 is in contact with the fifth step 1072 to realize the third ceramic base 107.
  • the second glass blank 108 has a tubular structure, the outer diameter of the second glass blank 108 is smaller than the inner diameter of the large hole of the inner wall of the metal shell 102, and the inner diameter of the second glass blank 108 is smaller than the outer diameter of the boss 1013.
  • the fourth ceramic base 109 has a tubular structure. The outer diameter of the fourth ceramic base 109 is smaller than the inner diameter of the large hole of the inner wall of the metal shell 102. The inner diameter of the fourth ceramic base 109 is greater than the outer diameter of the non-boss 1013 section of the intermediate conductor 101.
  • the metal shell 102 is provided with a connecting section 1022, a sealing groove 1023 and a mounting thread 1024.
  • the connecting section 1022 is convenient for connecting with external tools, and the sealing groove 1023 is used for installing a sealing ring, which is convenient for sealing and cooperating with external equipment.
  • the installation thread 1024 facilitates the threading of external equipment.
  • the connecting section 1022 is a hexagonal connecting section.
  • the first metal shielding shell 4 and the second metal shielding shell 5 are both tubular.
  • the inner wall of the first metal shielding shell 4 is provided with a sixth step 401 and a seventh step 402.
  • the outer wall of the shell 4 is provided with an eighth step 403 and a ninth step 404, and the inner wall of the second metal shielding shell 5 is provided with a tenth step 501.
  • the diameter of the sixth step 401 of the first metal shielding shell 4 is slightly larger than that of the second ceramic base 107 and the outer diameter of the dielectric body 2.
  • the outer diameter of the second ceramic base 107 is the same as the outer diameter of the dielectric body 2, and the eighth step 403
  • the outer diameter of the eighth step 403 is greater than the outer diameter of the ninth step 404
  • the end face of the eighth step 403 is matched with the large diameter end of the inner wall of the second metal shielding shell 5, welded and sealed, and the height difference between the eighth step 403 and the ninth step 404 is used Place the wire shielding layer 301, and stack solder to achieve sealing.
  • the diameter of the large-diameter end of the inner wall of the second metal shielding shell 5 is larger than the diameter of the small-diameter end of the outer wall of the first metal shielding shell 4.
  • the first metal shielding shell 4 is provided with a first soldering hole 405 and the second metal shielding shell 5 is provided with a second soldering hole 502 in the present invention.
  • the intermediate conductor 101, the first metal shielding shell 4, the second metal shielding shell 5, and the wire shielding layer 301 are welded to form a fully shielded structure, and the fully shielded structure is a symmetrical structure.
  • the rubber sleeve 6 is tubular, the inner diameter of the rubber sleeve 6 is slightly smaller than the outer diameter of the multi-core shielded wire 3, and the outer diameter of the rubber sleeve 6 is slightly larger than the diameter of the small diameter end of the inner wall of the second metal shielding shell 5.
  • 6 is an interference fit with the multi-core shielded wire 3 and the second metal shielding shell 5.
  • the top end of the rubber sleeve 6 is flush with the top end of the second metal shielding shell 5.
  • the multi-core glass sintered shielded electrical connector assembly of the present invention can be realized through the following process steps:
  • the first ceramic base 104, the first glass blank 105, the second ceramic base 106, the intermediate conductor 101, the third ceramic base 107, the second glass blank 108, the fourth ceramic base 109, and the three Two pins 103 and the metal shell 102 are assembled;
  • the second step is to sinter the assembled parts to form the sintered joint 1;
  • the third step insert the dielectric body 2 from the end of the intermediate conductor 101, and pour glue in the gap between the dielectric body 2 and the intermediate conductor 101, seal and fix the dielectric body 2 and the intermediate conductor 101, and fix the three pins 103 Perform electroplating to form the electrical connector 9;
  • the fourth step is to weld and fix the first metal shielding shell 4 and the intermediate conductor 101;
  • the fifth step is to weld and fix the multi-core shielded wire 3 with the pin 103;
  • the sixth step is to weld and fix the first metal shielding shell 4, the second metal shielding shell 5 and the wire shielding layer 301; the cavity formed by the first metal shielding shell 4 and the second metal shielding shell 5 and the wire shielding can be filled with solder Layer 301;
  • the cavity formed by the intermediate conductor 101, the first metal shielding shell 4, the second metal shielding shell 5, and the wire shielding layer 301 is filled with the colloid 8; the filling of the colloid 8 can be carried out by means of vacuum potting. Control the position of the colloid 8 by controlling the amount of glue;
  • the eighth step is to press the rubber sleeve 6 into the second metal shielding shell 5 from the end of the second metal shielding shell 5.
  • the rubber sleeve 6 is in interference fit with the second metal shielding shell 5 and the multi-core shielded wire 3, and the rubber sleeve 6 is flush with the end of the second metal shielding shell 5;
  • the ninth step is to wrap the heat shrinkable tube 7 on the outer surface of the intermediate conductor 101, the first metal shielding shell 4, the second metal shielding shell 5 and the multi-core shielded wire 3, and perform heat shrinking.
  • the multi-core glass sintered shielded electrical connector assembly of the present invention has the characteristics of shielding and high temperature and high hydraulic pressure resistance. Its fully shielded structure is integrally connected by metal welding.
  • the electrical connector contained in the assembly has the characteristics of shielding, high temperature and high hydraulic pressure resistance.
  • the process of filling the fully shielded structure with the high temperature resistant colloid 8 is adopted, and the multi-core shielded wire 3 and the first metal shielding shell 4 and the second metal shielding shell are realized through the interference of the rubber sleeve 6.
  • the seal between 5 effectively guarantees the high hydraulic pressure and high temperature resistance of the components.

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  • Details Of Connecting Devices For Male And Female Coupling (AREA)

Abstract

本发明涉及一种多芯玻璃烧结屏蔽电连接器组件，包括烧结合件、介质体、多芯屏蔽导线、第一金属屏蔽壳、第二金属屏蔽壳、橡胶套和热缩管，烧结合件包括内层结构、中间导体、外层结构和金属外壳，介质体装入中间导体内，第一金属屏蔽壳与中间导体相连接，第二金属屏蔽壳与第一金属屏蔽壳相连接，多芯屏蔽导线的导线屏蔽层部分置入第一金属屏蔽壳与第二金属屏蔽壳形成的空腔内，中间导体、第一金属屏蔽壳、第二金属屏蔽壳以及导线屏蔽层形成的空腔内填充有胶体，橡胶套压入多芯屏蔽导线和第二金属屏蔽壳形成的空腔内，热缩管套裹在中间导体、第一金属屏蔽壳、第二金属屏蔽壳以及多芯屏蔽导线外。本发明能够耐高温高液压，多芯屏蔽稳定。

Description

一种多芯玻璃烧结屏蔽电连接器组件 技术领域
本发明涉及电连接器技术领域，尤其涉及一种可工作在高温度高液压条件下的多芯玻璃烧结屏蔽电连接器组件。
背景技术
目前，随着电连接器的不断发展，其功能得到不断的完善，石油类电连接器功能尤为复杂，不仅要求连接器及组件满足耐高温、耐高压，同时还需具有抗电磁干扰的能力，这都对设计者有一定的挑战性。由于电磁屏蔽结构的设计能够保证屏蔽层内部信号传输稳定性，对电气稳定性尤为重要，降低了噪声干扰、保证了信号传输质量，有利于传输数据的信号分析。
石油开采装备一般为圆形结构，在设计石油类电连接器主要采用圆形结构设计，圆形设计不仅具有良好的承压能力，同时能够最大利用石油开采装备空间。通常电连接器的屏蔽结构主要采用金属壳体屏蔽和金属屏蔽网屏蔽等，技术效果相对有限，承压和耐高温不足，屏蔽不稳定，设计一种电磁屏蔽效果优良的电连接器组件迫在眉睫
发明内容
本发明克服了现有技术的不足，提供一种多芯的玻璃烧结屏蔽电连接器组件，解决了现有技术中电连接器组件具有承压耐高温、屏蔽不稳定的技术问题。
为达到上述目的，本发明采用的技术方案为：一种多芯玻璃烧结屏蔽电连接器组件，包括烧结合件、介质体、多芯屏蔽导线、第一金属屏蔽壳、第二金属屏蔽壳、橡胶套和热缩管，所述烧结合件包括由内向外依次设置的内层结构、中间导体、外层结构和金属外壳，所述内层结构包括三个插针以及沿轴向依次设置的第一陶瓷基座、第一玻璃坯和第二陶瓷基座，三个所述插针均沿轴向贯穿所述第一陶瓷基座、第一玻璃坯和第二陶瓷基座，所述外层结构包括沿轴向依次设置的第三陶瓷基座、第二玻璃坯和第四陶瓷基座，所述介质体装入所述中间导体内，所述多芯屏蔽导线与所述插针相连接，所述第一金属屏蔽壳与所述中间导体的轴端部相连接，所述第二金属屏蔽壳与所述第一金属屏蔽壳的轴端部相连接，所述多芯屏蔽导线的导线屏蔽层部分置入所述第一金属屏蔽壳与第二金属屏蔽壳形成的空腔内，所述中间导体、第一金属屏蔽壳、第二金属屏蔽壳以及导线屏蔽层形成的空腔内填充有胶体，所述橡胶套压入所述多芯屏蔽导线和第二金属屏蔽壳形成的空腔内，所述热缩管套裹在所述中间导体、第一金属屏蔽壳、第二金属屏蔽壳以及多芯屏蔽导线外表面。
本发明一个较佳实施例中，一种多芯玻璃烧结屏蔽电连接器组件进一步包括所述第一 陶瓷基座的内部设有圆周均布的三个第一通孔，所述第一玻璃坯的内部设有圆周均布的三个第二通孔，所述第二陶瓷基座的内部设有圆周均布的三个第三通孔，所述插针贯穿所述第一通孔、第二通孔和第三通孔。
本发明一个较佳实施例中，一种多芯玻璃烧结屏蔽电连接器组件进一步包括所述第一陶瓷基座的外壁设置有第一台阶，所述中间导体的内壁设置有第二台阶和第三台阶，所述第二台阶与所述第一台阶接触配合，所述介质体与所述第三台阶接触配合。
本发明一个较佳实施例中，一种多芯玻璃烧结屏蔽电连接器组件进一步包括所述介质体的外径小于所述中间导体内壁的大径孔直径，所述介质体与所述第三台阶接触配合的一端设置有圆形凹槽，所述圆形凹槽的直径大于所述第一陶瓷基座的小径端外径，所述第一陶瓷基座的小径端部分设置在所述圆形凹槽内。
本发明一个较佳实施例中，一种多芯玻璃烧结屏蔽电连接器组件进一步包括所述中间导体的外壁中部设置有凸台，所述第三陶瓷基座的内壁设置有第四台阶，所述第三陶瓷基座的外壁设置有第五台阶，所述凸台与所述第四台阶接触配合，所述金属外壳的内壁设置有定位台阶，所述定位台阶与所述第五台阶接触配合。
本发明一个较佳实施例中，一种多芯玻璃烧结屏蔽电连接器组件进一步包括所述金属外壳上设置有连接段、密封槽和安装螺纹。
本发明一个较佳实施例中，一种多芯玻璃烧结屏蔽电连接器组件进一步包括所述插针呈圆柱状，所述插针的两轴端均设置有焊接孔。
本发明一个较佳实施例中，一种多芯玻璃烧结屏蔽电连接器组件进一步包括所述第一金属屏蔽壳和第二金属屏蔽壳均呈管状，所述第一金属屏蔽壳的内壁设置有第六台阶和第七台阶，所述第一金属屏蔽壳的外壁设置有第八台阶和第九台阶，所述第二金属屏蔽壳的内壁设置有第十台阶。
本发明一个较佳实施例中，一种多芯玻璃烧结屏蔽电连接器组件进一步包括所述橡胶套与所述多芯屏蔽导线、第二金属屏蔽壳过盈配合。
本发明一个较佳实施例中，一种多芯玻璃烧结屏蔽电连接器组件进一步包括所述第一金属屏蔽壳上设置有第一注焊料孔，所述第二金属屏蔽壳上设置有第二注焊料孔。
本发明解决了背景技术中存在的缺陷，本发明三个插针呈120°均布，其绝缘介质由内层的第一陶瓷基座、第一玻璃坯和第二陶瓷基座以及外层的第三陶瓷基座、第二玻璃坯和第四陶瓷基座整体烧结而成，连接器的屏蔽层采用与连接器接插件整体烧结的方式，既保证了连接器的承压特性也保证了连接器的屏蔽特性，连接器两端通过中间导体、第一金属屏蔽壳、第二金属屏蔽壳和导线屏蔽层焊接构成全屏蔽结构以及灌胶填充保证了组件同 时具有耐高温高液压和屏蔽的特性，实现多芯信号的抗干扰传输，且能在高温度高液压环境下工作。
附图说明
下面结合附图和实施例对本发明进一步说明。
图1是本发明的优选实施例的结构示意图；
图2是本发明的优选实施例的局部结构示意图；
图3是本发明的优选实施例的电连接器的结构示意图；
图4是本发明的优选实施例的第一陶瓷基座的结构示意图；
图5是本发明的优选实施例的第一陶瓷基座的侧视图；
图6是本发明的优选实施例的第一玻璃坯的结构示意图；
图7是本发明的优选实施例的第一玻璃坯的侧视图；
图8是本发明的优选实施例的第二陶瓷基座的结构示意图；
图9是本发明的优选实施例的第二陶瓷基座的侧视图；
图10是本发明的优选实施例的介质体的结构示意图；
图11是本发明的优选实施例的介质体的侧视图；
图12是本发明的优选实施例的插针的结构示意图；
图13是本发明的优选实施例的中间导体的结构示意图；
图14是本发明的优选实施例的第三陶瓷基座的结构示意图；
图15是本发明的优选实施例的第二玻璃坯的结构示意图；
图16是本发明的优选实施例的第四陶瓷基座的结构示意图；
图17是本发明的优选实施例的金属外壳的结构示意图；
图18是本发明的优选实施例的第一金属屏蔽壳的结构示意图；
图19是本发明的优选实施例的第二金属屏蔽壳的结构示意图；
图20是本发明的优选实施例的橡胶套的结构示意图。
具体实施方式
现在结合附图和实施例对本发明作进一步详细的说明，这些附图均为简化的示意图，仅以示意方式说明本发明的基本结构，因此其仅显示与本发明有关的构成。
如图1-图3所示，一种多芯玻璃烧结屏蔽电连接器组件，包括烧结合件1、介质体2、多芯屏蔽导线3、第一金属屏蔽壳4、第二金属屏蔽壳5、橡胶套6和热缩管7，烧结合件1包括由内向外依次设置的内层结构、中间导体101、外层结构和金属外壳102，内层结构包括三个插针103以及沿轴向依次设置的第一陶瓷基座104、第一玻璃坯105和第二陶瓷 基座106，三个插针103均沿轴向贯穿第一陶瓷基座104、第一玻璃坯105和第二陶瓷基座106，外层结构包括沿轴向依次设置的第三陶瓷基座107、第二玻璃坯108和第四陶瓷基座109，介质体2装入中间导体101内，多芯屏蔽导线3与插针103相连接，第一金属屏蔽壳4与中间导体101的轴端部相连接，第二金属屏蔽壳5与第一金属屏蔽壳4的轴端部相连接，多芯屏蔽导线3的导线屏蔽层301部分置入第一金属屏蔽壳4与第二金属屏蔽壳5形成的空腔内，中间导体101、第一金属屏蔽壳4、第二金属屏蔽壳5以及导线屏蔽层301形成的空腔内填充有胶体8，橡胶套6压入多芯屏蔽导线3和第二金属屏蔽壳5形成的空腔内，热缩管7套裹在中间导体101、第一金属屏蔽壳4、第二金属屏蔽壳5以及多芯屏蔽导线3外表面。通过胶体8提高承压性能，同时能够保护焊接点，橡胶套6的设置能够实现第二金属屏蔽壳5与多芯屏蔽导线3之间的密封，避免外界液体的进入，通过热缩管7实现对焊接点的保护。导线屏蔽层301为网状，便于胶体8的灌注。
烧结合件1与介质体2构成电连接器9，电连接器9采用五层结构设计，包括三层金属结构和两层绝缘结构，其中三层金属结构包括内层结构为插针103、中间层结构为中间导体101、外层结构为金属外壳102，两层绝缘结构包括由第一陶瓷基座104、第一玻璃坯105、第二陶瓷基座106组成的第一绝缘结构以及由第三陶瓷基座107、第二玻璃坯108、第四陶瓷基座109组成，并在高温条件下实现玻璃与陶瓷的结合构成绝缘介质层。如图4-图9所述，本发明优选第一陶瓷基座104的内部设有圆周均布的三个第一通孔1041，第一玻璃坯105的内部设有圆周均布的三个第二通孔1051，第二陶瓷基座106的内部设有圆周均布的三个第三通孔1061，插针103贯穿第一通孔1041、第二通孔1051和第三通孔1061。进一步优选三个第一通孔1041、三个第二通孔1051、三个第三通孔1061圆心所在圆的直径相同。
如图4所示，第一陶瓷基座104的外壁设置有第一台阶1042，第一台阶1042为斜坡台阶，如图13所示，中间导体101的内壁设置有第二台阶1011和第三台阶1012，第二台阶1011与第一台阶1041接触配合，实现第一陶瓷基座104、第一玻璃坯105和第二陶瓷基座106的定位，介质体2与第三台阶1012接触配合。
如图10、图11所示，介质体2的内部设置有圆周均布的三个第四通孔201，三个第四通孔201圆心所在圆的直径与三个第一通孔1041圆心所在圆的直径相同，介质体2的外径小于于中间导体101内壁的大径孔直径，便于在介质体2与中间导体101之间填充胶体，介质体2与第三台阶1012接触配合的一端设置有圆形凹槽202，圆形凹槽202的直径大于第一陶瓷基座104的小径端外径，第一陶瓷基座104的小径端部分设置在圆形凹槽201内。介质体2、第一陶瓷基座104、第一玻璃坯105、第二陶瓷基座106同轴设置。
如图12所示，插针103呈圆柱状，插针103的两轴端均设置有焊接孔1031。焊接孔1031连通有焊接观察孔1032。第一通孔1041、第二通孔1051、第三通孔1061、第四通孔201的直径略大于插针103的直径，便于插针103的贯穿。插针103呈对称式设计，产品烧结时，依靠烧结模具控制插针103与金属外壳102之间的距离。
如图13-图16所示，中间导体101的外壁中部设置有凸台1013，第三陶瓷基座107为管状结构，第三陶瓷基座107的内壁设置有第四台阶1071，第三陶瓷基座107的外壁设置有第五台阶1072，凸台1013与第四台阶1071接触配合，金属外壳102的内壁设置有定位台阶1021，定位台阶1021与第五台阶1072接触配合，实现第三陶瓷基座107、第二玻璃坯108和第四陶瓷基座109的定位。第二玻璃坯108为管状结构，第二玻璃坯108的外径小于金属外壳102内壁的大孔内径，第二玻璃坯108的内径小于凸台1013的外径。第四陶瓷基座109为管状结构，第四陶瓷基座109的外径小于金属外壳102内壁的大孔内径，第四陶瓷基座109的内径大于中间导体101的非凸台1013段外径。
如图17所示，金属外壳102上设置有连接段1022、密封槽1023和安装螺纹1024，连接段1022便于与外部工具相连接，密封槽1023用于安装密封圈，便于与外部设备密封配合，安装螺纹1024便于与外部设备螺纹配合。优选连接段1022为六方连接段。
如图18、图19所示，第一金属屏蔽壳4和第二金属屏蔽壳5均呈管状，第一金属屏蔽壳4的内壁设置有第六台阶401和第七台阶402，第一金属屏蔽壳4的外壁设置有第八台阶403和第九台阶404，第二金属屏蔽壳5的内壁设置有第十台阶501。第一金属屏蔽壳4的第六台阶401直径略大于第二陶瓷基座107和介质体2的外径，第二陶瓷基座107的外径与介质体2的外径相同，第八台阶403的外径大于第九台阶404的外径，第八台阶403端面与第二金属屏蔽壳5内壁的大径端相配合、焊接密封，第八台阶403与第九台阶404之间的高度差用于放置导线屏蔽层301，并堆放焊锡实现密封。第二金属屏蔽壳5的内壁大径端直径大于第一金属屏蔽壳4外壁小径端直径。
为了便于焊接，本发明优选第一金属屏蔽壳4上设置有第一注焊料孔405，第二金属屏蔽壳5上设置有第二注焊料孔502。中间导体101、第一金属屏蔽壳4、第二金属屏蔽壳5、导线屏蔽层301四者焊接构成全屏蔽结构，全屏蔽结构为对称式结构。
如图20所示，橡胶套6呈管状，橡胶套6的内径略小于多芯屏蔽导线3的外径，橡胶套6的外径略大于第二金属屏蔽壳5的内壁小径端直径，橡胶套6与多芯屏蔽导线3、第二金属屏蔽壳5过盈配合。橡胶套6的顶端与第二金属屏蔽壳5的顶端齐平。
本发明的多芯玻璃烧结屏蔽电连接器组件可通过以下工艺步骤实现：
第一步，将第一陶瓷基座104、第一玻璃坯105、第二陶瓷基座106、中间导体101、 第三陶瓷基座107、第二玻璃坯108、第四陶瓷基座109、三个插针103和金属外壳102进行组装；
第二步，将组装后的零部件进行烧结，构成烧结合件1；
第三步，将介质体2从中间导体101尾部装入，并在介质体2与中间导体101之间的缝隙中灌胶，将介质体2与中间导体101密封固定，对三个插针103进行电镀，构成电连接器9；
第四步，将第一金属屏蔽壳4与中间导体101焊接固定；
第五步，将多芯屏蔽导线3与插针103焊接固定；
第六步，将第一金属屏蔽壳4、第二金属屏蔽壳5和导线屏蔽层301焊接固定；可以将焊料填充第一金属屏蔽壳4与第二金属屏蔽壳5形成的空腔以及导线屏蔽层301；
第七步，在中间导体101、第一金属屏蔽壳4、第二金属屏蔽壳5以及导线屏蔽层301形成的空腔内填充胶体8；可以采用真空灌胶的方式进行胶体8的填充，可以通过控制胶量来控制胶体8到达的位置；
第八步，将橡胶套6从第二金属屏蔽壳5的尾端压入第二金属屏蔽壳5内，橡胶套6与第二金属屏蔽壳5、多芯屏蔽导线3过盈配合，橡胶套6与第二金属屏蔽壳5尾端齐平；
第九步，将热缩管7套裹在中间导体101、第一金属屏蔽壳4、第二金属屏蔽壳5以及多芯屏蔽导线3外表面，并进行热缩。
本发明的多芯玻璃烧结屏蔽电连接器组件具有屏蔽和耐高温高液压的特性，其全屏蔽结构通过金属焊接方式构成整体连接，组件所包含的电连接器具有屏蔽和耐高温高液压的特性，为了实现组件也满足耐压耐高温，采用耐高温胶体8填充全屏蔽结构的工艺，并通过橡胶套6的过盈实现多芯屏蔽导线3与第一金属屏蔽壳4、第二金属屏蔽壳5之间的密封，有效的保证了组件的耐高液压和耐高温能力。
以上依据本发明的理想实施例为启示，通过上述的说明内容，相关人员完全可以在不偏离本项发明技术思想的范围内，进行多样的变更以及修改。本项发明的技术性范围并不局限于说明书上的内容，必须要根据权利要求范围来确定技术性范围。

Claims (10)

  1. 一种多芯玻璃烧结屏蔽电连接器组件，其特征在于：包括烧结合件、介质体、多芯屏蔽导线、第一金属屏蔽壳、第二金属屏蔽壳、橡胶套和热缩管，所述烧结合件包括由内向外依次设置的内层结构、中间导体、外层结构和金属外壳，所述内层结构包括三个插针以及沿轴向依次设置的第一陶瓷基座、第一玻璃坯和第二陶瓷基座，三个所述插针均沿轴向贯穿所述第一陶瓷基座、第一玻璃坯和第二陶瓷基座，所述外层结构包括沿轴向依次设置的第三陶瓷基座、第二玻璃坯和第四陶瓷基座，所述介质体装入所述中间导体内，所述多芯屏蔽导线与所述插针相连接，所述第一金属屏蔽壳与所述中间导体的轴端部相连接，所述第二金属屏蔽壳与所述第一金属屏蔽壳的轴端部相连接，所述多芯屏蔽导线的导线屏蔽层部分置入所述第一金属屏蔽壳与第二金属屏蔽壳形成的空腔内，所述中间导体、第一金属屏蔽壳、第二金属屏蔽壳以及导线屏蔽层形成的空腔内填充有胶体，所述橡胶套压入所述多芯屏蔽导线和第二金属屏蔽壳形成的空腔内，所述热缩管套裹在所述中间导体、第一金属屏蔽壳、第二金属屏蔽壳以及多芯屏蔽导线外表面。
  2. 根据权利要求1所述的一种多芯玻璃烧结屏蔽电连接器组件，其特征在于：所述第一陶瓷基座的内部设有圆周均布的三个第一通孔，所述第一玻璃坯的内部设有圆周均布的三个第二通孔，所述第二陶瓷基座的内部设有圆周均布的三个第三通孔，所述插针贯穿所述第一通孔、第二通孔和第三通孔。
  3. 根据权利要求1所述的一种多芯玻璃烧结屏蔽电连接器组件，其特征在于：所述第一陶瓷基座的外壁设置有第一台阶，所述中间导体的内壁设置有第二台阶和第三台阶，所述第二台阶与所述第一台阶接触配合，所述介质体与所述第三台阶接触配合。
  4. 根据权利要求1所述的一种多芯玻璃烧结屏蔽电连接器组件，其特征在于：所述介质体的外径小于所述中间导体内壁的大径孔直径，所述介质体与所述第三台阶接触配合的一端设置有圆形凹槽，所述圆形凹槽的直径大于所述第一陶瓷基座的小径端外径，所述第一陶瓷基座的小径端部分设置在所述圆形凹槽内。
  5. 根据权利要求1所述的一种多芯玻璃烧结屏蔽电连接器组件，其特征在于：所述中间导体的外壁中部设置有凸台，所述第三陶瓷基座的内壁设置有第四台阶，所述第三陶瓷基座的外壁设置有第五台阶，所述凸台与所述第四台阶接触配合，所述金属外壳的内壁设置有定位台阶，所述定位台阶与所述第五台阶接触配合。
  6. 根据权利要求1所述的一种多芯玻璃烧结屏蔽电连接器组件，其特征在于：所述金属外壳上设置有连接段、密封槽和安装螺纹。
  7. 根据权利要求1所述的一种多芯玻璃烧结屏蔽电连接器组件，其特征在于：所述插针呈圆柱状，所述插针的两轴端均设置有焊接孔。
  8. 根据权利要求1所述的一种多芯玻璃烧结屏蔽电连接器组件，其特征在于：所述第一金属屏蔽壳和第二金属屏蔽壳均呈管状，所述第一金属屏蔽壳的内壁设置有第六台阶和第七台阶，所述第一金属屏蔽壳的外壁设置有第八台阶和第九台阶，所述第二金属屏蔽壳的内壁设置有第十台阶。
  9. 根据权利要求1所述的一种多芯玻璃烧结屏蔽电连接器组件，其特征在于：所述橡胶套与所述多芯屏蔽导线、第二金属屏蔽壳过盈配合。
  10. 根据权利要求1所述的一种多芯玻璃烧结屏蔽电连接器组件，其特征在于：所述第一金属屏蔽壳上设置有第一注焊料孔，所述第二金属屏蔽壳上设置有第二注焊料孔。
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