CN112909620A - Improved rectangular electric connector and production process thereof - Google Patents

Improved rectangular electric connector and production process thereof Download PDF

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Publication number
CN112909620A
CN112909620A CN202110170406.4A CN202110170406A CN112909620A CN 112909620 A CN112909620 A CN 112909620A CN 202110170406 A CN202110170406 A CN 202110170406A CN 112909620 A CN112909620 A CN 112909620A
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China
Prior art keywords
wall
shaped
parts
shell
fixedly connected
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Granted
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CN202110170406.4A
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Chinese (zh)
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CN112909620B (en
Inventor
王振海
张瑞
常鑫
陈祥
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Peaceful Vision Electronic Lianyungang Co ltd
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Peaceful Vision Electronic Lianyungang Co ltd
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Priority to CN202110170406.4A priority Critical patent/CN112909620B/en
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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
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46—Bases; 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
    • H01R13/02—Contact members
    • H01R13/04—Pins or blades for co-operation with sockets
    • 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
    • H01R13/5219—Sealing means between coupling parts, e.g. interfacial seal
    • 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
    • H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
    • H01R13/631—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances for engagement only
    • 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
    • H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
    • H01R43/18—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for manufacturing bases or cases for contact members

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Connector Housings Or Holding Contact Members (AREA)

Abstract

The invention discloses an improved rectangular electric connector and a production process thereof, and relates to the technical field of electric connectors, wherein the improved rectangular electric connector comprises a head shell and a seat shell, the head shell and the seat shell are both made of LCP composite materials, and the LCP composite materials comprise the following components in parts by weight: 30-50 parts of LCP plastic raw material, 25-35 parts of polyamide, 12-14 parts of low-dielectric glass fiber, 5.5-67.2 parts of polymethylphenylsiloxane, 1.6-2.5 parts of silicone powder, 2.2-2.8 parts of titanate coupling agent, 1681.8-2.8 parts of phosphite antioxidant and 2-4 parts of antimony trioxide. The improved rectangular electrical connector of the present invention has the advantages of high density, light weight, and miniaturization, and is suitable for applicable occasions with special requirements for use space and light weight of equipment. In addition, the production process is simple, which is conducive to actual production.

Description

Improved rectangular electric connector and production process thereof
Technical Field
The invention relates to the technical field of electric connectors, in particular to an improved rectangular electric connector and a production process thereof.
Background
The improved rectangular electric connector meets the general performance requirements, and particularly has the important requirements that the electric connector has good contact, reliable work and convenient maintenance, and whether the reliable work directly influences the normal work of an airplane circuit or not, which relates to the safety of the whole host. For this reason, the host circuit has very strict requirements on the quality and reliability of the electrical connector, and because of the high quality and reliability of the electrical connector, the electrical connector is also widely used in military systems such as aviation, aerospace, national defense and the like. Common sorting methods for the improved rectangular electrical connectors include shape, configuration, use, and the like.
The improved rectangular electric connector has the advantages that the service life is short when the improved rectangular electric connector is used in a severe environment, the high-temperature resistance performance is poor, the corrosion resistance performance is poor, the use cost is increased, meanwhile, the external vibration easily causes poor contact when the improved rectangular electric connector is used, certain instability exists in actual use, in addition, the improved rectangular electric connector can not be accurately inserted during installation, and the phenomenon that contact pins are damaged easily occurs.
An improved rectangular electrical connector and a process for manufacturing the same are therefore provided to solve the above problems.
Disclosure of Invention
The present invention is directed to an improved rectangular electrical connector and a process for manufacturing the same, which solves the above-mentioned problems.
In order to achieve the purpose, the invention provides the following technical scheme: an improved rectangular electrical connector comprises a head shell and a seat shell, wherein the head shell and the seat shell are both made of LCP composite materials, and the LCP composite materials are composed of the following components in parts by weight: 30-50 parts of LCP plastic raw material, 25-35 parts of polyamide, 12-14 parts of low dielectric glass fiber, 5.5-67.2 parts of polymethylphenyl siloxane, 1.6-2.5 parts of silicone powder, 2.2-2.8 parts of titanate coupling agent, 1681.8-2.8 parts of phosphite antioxidant and 2-4 parts of antimony trioxide.
The production process of the improved rectangular electric connector comprises the following steps:
the method comprises the following steps: adding LCP plastic raw materials, polyamide and polymethylphenylsiloxane into a high-speed mixer with a heating function, raising the temperature to 350 ℃ plus materials, stirring at 650-750r/min, stirring for 35-45min, then lowering the temperature to 280 ℃ plus materials, then continuously adding low dielectric glass fibers, silicone powder, titanate coupling agent, phosphite antioxidant 168 and antimony trioxide into the high-speed mixer, and stirring for 2-2.4h to obtain a mixed material;
step two: putting the mixed material into a double-screw extruder, wherein the double-screw extruder is divided into 3 sections, the temperature of each section from a charging opening is sequentially 240-;
and step three, processing the head shell and the seat shell according to the actual production specification requirements, and correspondingly assembling other components according to the installation and assembly requirements to obtain the improved rectangular electric connector.
The improved rectangular electric connector obtained by the production process comprises a head shell and a base shell, wherein first mounting holes are uniformly formed in the left side wall of the head shell, the first mounting holes are arranged in the vertical direction in a staggered manner and are adjacent to each other, first mounting sleeves are fixedly mounted in the first mounting holes of the head shell, contact pins are fixedly connected to the inner walls of the first mounting sleeves, and first cables are fixedly connected to the outer ends of the contact pins;
second mounting holes are uniformly formed in the right side wall of the seat shell, the second mounting holes are arranged in a staggered mode in the vertical direction, second mounting sleeves are fixedly connected to the inner walls of the second mounting holes, plug bushes are fixedly connected to the inner walls of the second mounting sleeves, second cables are fixedly connected to the right ends of the plug bushes, and the contact pins are inserted into the mounting holes of the plug bushes;
a dustproof sealing structure is connected between the head shell and the seat shell, the sealing structure comprises a clip-shaped inserting plate, a clip-shaped rubber sealing plate and a clip-shaped groove, the left side wall of the seat shell is provided with the clip-shaped groove, the left inner wall of the clip-shaped groove is fixedly connected with the clip-shaped rubber sealing plate, the left side wall of the head shell is fixedly connected with the clip-shaped inserting plate, the outer wall of the clip-shaped inserting plate is in fit sliding connection with the inner wall of the clip-shaped groove, and the right side wall of the clip-shaped inserting plate is in fit contact with the left side wall of the clip-shaped rubber sealing plate;
a guide structure for guiding is connected between the head shell and the seat shell, the guide structure comprises a guide groove and a guide post, the guide groove is uniformly formed in the left side wall of the seat shell, the guide post is uniformly and fixedly mounted on the right side wall of the head shell, the right end of the guide post is hemispherical, the guide post is inserted into the guide groove, and the right end of the contact pin is just inserted into the contact pin when the right end of the guide post is hemispherical and is completely inserted into the guide groove;
the outer walls of the head shell and the seat shell are connected with a mounting structure for reinforcing the head shell and the seat shell, the mounting structure comprises a side U-shaped plate, a fixed block, a first straight triangular block, an L-shaped push plate, a second straight triangular block, a spring and a side T-shaped groove, the side U-shaped plate is fixedly connected with the head shell through a bolt in threaded connection, the inner wall of the right end of the side U-shaped plate is fixedly connected with a first right triangular block, the fixed block is in threaded connection with the seat shell through a bolt in threaded connection, lateral T-shaped grooves are symmetrically formed in the upper and lower parts of the inner wall of the fixed block, the inner end of the side T-shaped groove of the fixed block is fixedly connected with a spring, the outer end of the spring is fixedly connected with an L-shaped push plate, the outer wall of the L-shaped push plate is attached to and slidably connected with the side wall of the side T-shaped groove, the outer end of the vertical part of the L-shaped push plate is fixedly connected with a second straight triangular block, and the second straight triangular block is attached to and slidably connected with the first straight triangular block;
the inner wall swing joint of seat casing has the dry construction that is used for drying, dry construction includes drier, loads case, gas pocket, installation inserted block, installation jack and puts the groove, the inner wall at present casing is seted up to the installation jack, installation inserted block has been pegged graft to installation jack inner wall, the left end fixedly connected with of installation inserted block loads the case, it puts the groove to fill the case to have seted up, the even fixedly connected with gas pocket in bottom of putting the groove, it is filled with the drier that is used for drying to put the inslot.
Furthermore, the contact pin is a tooth spring contact pin, and the tooth spring contact pin is at least provided with 3 teeth.
Furthermore, AB glue is filled and sealed between the outer wall of the contact pin and the inner wall of the first mounting hole, and the outer wall of the contact pin and the inner wall of the first mounting hole are filled and sealed with AB glue and then are dried and cured.
Furthermore, AB glue is filled and sealed between the outer wall of the plug bush and the inner wall of the second mounting hole, and the outer wall of the plug bush and the inner wall of the second mounting hole are filled and sealed with AB glue and then are dried and cured.
Furthermore, the square-shaped rubber sealing plate is made of a flexible rubber material, and the square-shaped inserting plate is inserted into the square-shaped rubber sealing plate after the head shell and the seat shell are stably connected.
Furthermore, the guide grooves are provided with 4-6 groups.
Furthermore, the hypotenuse of the first right triangle is towards the right side and is set up, the hypotenuse of the second right triangle is towards the left side, and the right-angle side of the L-shaped push pedal is in sliding connection with the right-angle side of the second right triangle after the contact pin and the plug bush are in stable contact.
Furthermore, the drying structure is arranged between the plug bushes, and the front side wall of the filling box is attached to the inner wall of the groove of the seat shell in a sliding mode.
The invention has the beneficial effects that:
when the head shell and the seat shell are close to each other, the guide post and the guide groove of the guide structure are finished first, when the cylindrical part of the guide post is contacted with the guide groove, the guide post drives the contact pin to be over against the plug bush, the contact pin can be ensured to be accurately inserted into the plug bush, when the head shell and the seat shell are connected, the contact pin is inserted into the plug bush, the contact pin is selected from a tooth spring contact pin, the contact pin of the tooth spring contact pin is ensured to be always attached and contacted with the plug bush under the elastic action, the improved rectangular electric connector is ensured to be stably connected, and the improved rectangular electric connector can bear severe use environments such as strong vibration, impact and the like.
The square-clip-shaped inserting plate of the sealing structure is inserted into the square-clip-shaped groove, and the square-clip-shaped inserting plate is well attached and contacted with the square-clip-shaped rubber sealing plate, so that the head shell and the seat shell are hermetically connected, dust and water vapor are prevented from entering the head shell and the seat shell, the cleanness and the dryness in the head shell and the seat shell are ensured, meanwhile, a drying agent in the filling box has a moisture absorption function, the dryness is further improved, in addition, the inserting block is installed and the inserting hole is installed for inserting, the loading and unloading of the filling box are facilitated, and the drying agent is convenient to replace.
According to the invention, the head shell pushes the side U-shaped plate of the mounting structure to move, the side U-shaped plate pushes the first right triangle block to move, the first right triangle block pushes the second right triangle block to move downwards to the side T-shaped groove, the L-shaped push plate is driven to move upwards by the restoring force of the spring after the first right triangle block moves through the second right triangle block, the L-shaped push plate pushes the second right triangle block to move upwards, the right-angle side of the second right triangle block is in contact with the right-angle side of the first right triangle block in a fitting manner, and the second right triangle block realizes the fixing and limiting of the first right triangle block, so that the stable connection of the head shell and the seat shell is realized, and the stable mounting of the head shell and the.
According to the invention, LCP plastic raw materials, polyamide, low dielectric glass fiber, polymethylphenyl siloxane, silicone powder, titanate coupling agent, phosphite antioxidant 168 and antimony trioxide are used as raw materials of the head shell and the seat shell, the produced head shell and seat shell have excellent high temperature resistance and corrosion resistance, and can meet the electrical property transmission of products in severe environment.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a flow chart of the production process of the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a left side view of the structure of the present invention;
FIG. 4 is a right side view of the structure of the present invention;
FIG. 5 is a front view of the present invention;
FIG. 6 is a schematic view of the mounting structure and its connection structure of the present invention;
FIG. 7 is a top cross-sectional view of the structure of the present invention;
FIG. 8 is a bottom elevational view of the structure of the present invention;
FIG. 9 is an enlarged view of the structure at A of FIG. 7 according to the present invention;
FIG. 10 is an enlarged view of the structure at B of FIG. 7 according to the present invention;
FIG. 11 is an enlarged view of the structure of FIG. 8 at C according to the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1. the head housing 101, the first mounting hole 2, the first mounting sleeve 3, the pin 4, the first cable 5, the seat housing 501, the second mounting hole 6, the mounting structure 601, the side U-shaped plate 602, the fixed block 603, the first right triangular block 604, the L-shaped push plate 605, the second right triangular block 606, the spring 607, the side T-shaped groove 7, the second mounting sleeve 8, the plug bush 9, the second cable 10, the sealing structure 1001, the clip-shaped plug board 1002, the clip-shaped rubber sealing plate 1003, the clip-shaped groove 11, the guide groove 12, the guide post 13, the drying structure 1301, the drying agent 1302, the filling box 1303, the air hole 1304, the mounting plug block 1305, the mounting plug 1306 and the placing groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The present invention will be further described with reference to the following examples.
Example one
As shown in fig. 1, an improved rectangular electrical connector comprises a head housing and a base housing, both of which are made of LCP composite material, and the LCP composite material is composed of the following components by weight: 30-50 parts of LCP plastic raw material, 25-35 parts of polyamide, 12-14 parts of low dielectric glass fiber, 5.5-67.2 parts of polymethylphenyl siloxane, 1.6-2.5 parts of silicone powder, 2.2-2.8 parts of titanate coupling agent, 1681.8-2.8 parts of phosphite antioxidant and 2-4 parts of antimony trioxide.
The production process of the improved rectangular electric connector comprises the following steps:
the method comprises the following steps: adding LCP plastic raw materials, polyamide and polymethylphenylsiloxane into a high-speed mixer with a heating function, raising the temperature to 350 ℃ plus materials, stirring at 650-750r/min, stirring for 35-45min, then lowering the temperature to 280 ℃ plus materials, then continuously adding low dielectric glass fibers, silicone powder, titanate coupling agent, phosphite antioxidant 168 and antimony trioxide into the high-speed mixer, and stirring for 2-2.4h to obtain a mixed material;
step two: putting the mixed material into a double-screw extruder, wherein the double-screw extruder is divided into 3 sections, the temperature of each section from a charging opening is sequentially 240-;
processing the head shell and the seat shell according to the actual production specification requirements, and correspondingly assembling other components according to the installation and assembly requirements to obtain the improved rectangular electric connector;
through LCP plastic raw materials, polyamide, low dielectric glass fiber, polymethylphenyl siloxane, silicone powder, titanate coupling agent, phosphite ester antioxidant 168, antimony trioxide as the head casing and the seat casing raw materials of production, the head casing and the seat casing of production are high temperature resistant, corrosion resisting property is excellent, can satisfy the electrical property transmission of product under adverse circumstances, and simultaneously, the rectangle electric connector of improvement has high density, light-dutyization, miniaturized advantage, be fit for being used for the application scenario that has special requirements to the usage space, equipment lightweight, in addition, production simple process, do benefit to actual production.
Example two
Example two is a further modification of example 1.
As shown in fig. 2, 3, 4, 5, 6, 7, 8, 9 and 11, the improved rectangular electric connector obtained by the production process comprises a head shell 1 and a base shell 5, wherein first mounting holes 101 are uniformly formed in the left side wall of the head shell 1, the adjacent first mounting holes 101 are arranged in a staggered manner in the vertical direction, first mounting sleeves 2 are fixedly mounted in the first mounting holes 101 of the head shell 1, AB glue is filled between the outer walls of the contact pins 3 and the inner walls of the first mounting holes 101, the outer walls of the contact pins 3 and the inner walls of the first mounting holes 101 are filled with the AB glue and then dried and solidified, the inner walls of the first mounting sleeves 2 are fixedly connected with contact pins 3, the contact pins 3 are tooth spring contact pins which are at least provided with 3 teeth, and the outer ends of the contact pins 3 are fixedly connected with first cables 4;
second mounting holes 501 are uniformly formed in the right side wall of the seat shell 5, the second mounting holes 501 adjacent to each other in the vertical direction are arranged in a staggered mode, second mounting sleeves 7 are fixedly connected to the inner walls of the second mounting holes 501, plug bushes 8 are fixedly connected to the inner walls of the second mounting sleeves 7, AB glue is filled and sealed between the outer walls of the plug bushes 8 and the inner walls of the second mounting holes 501, the outer walls of the plug bushes 8 and the inner walls of the second mounting holes 501 are filled and sealed with the AB glue and then dried and solidified, second cables 9 are fixedly connected to the right ends of the plug bushes 8, and the contact pins 3 are inserted into the mounting holes of the plug bushes 8;
a dustproof sealing structure 10 is connected between the head shell 1 and the seat shell 5, the sealing structure 10 comprises a reversed-square inserting plate 1001, a reversed-square rubber sealing plate 1002 and a reversed-square groove 1003, the reversed-square groove 1003 is formed in the left side wall of the seat shell 5, the reversed-square rubber sealing plate 1002 is fixedly connected to the left inner wall of the reversed-square groove 1003, the reversed-square inserting plate 1001 is fixedly connected to the left side wall of the head shell 1, the outer wall of the reversed-square inserting plate 1001 is attached to the inner wall of the reversed-square groove 1003 in a sliding mode, the right side wall of the reversed-square inserting plate 1001 is attached to and contacted with the left side wall of the reversed-square rubber sealing plate 1002, the reversed-square rubber sealing plate 1002 is made of a flexible rubber material, and the reversed-square inserting plate 1001 is inserted;
a guide structure for guiding is connected between the head shell 1 and the seat shell 5, the guide structure comprises a guide groove 11 and a guide post 12, the guide groove 11 is uniformly arranged on the left side wall of the seat shell 5, the guide post 12 is uniformly and fixedly arranged on the right side wall of the head shell 1, the right end of the guide post 12 is hemispherical, the guide post 12 is inserted into the guide groove 11, when the right side end of the guide post 12 is hemispherical and is completely inserted into the guide groove 11, the right end of the contact pin 3 is just inserted into the plug bush 8, the guide groove 11 is provided with 4-6 groups, when the head shell 1 and the seat shell 5 are close to each other, the guide post 12 and the guide groove 11 of the guide structure are finished first, when the cylindrical part of the guide post 12 is contacted with the guide groove 11, the guide post 12 drives the contact pin 3 to be just opposite to the plug bush 8, the contact pin 3 can be accurately inserted into the plug bush 8, when the head shell 1 is connected with the seat shell 5, the contact pin 3 is a tooth spring contact pin, the contact pin 3 of the tooth spring contact pin ensures that the contact pin 3 is always attached and contacted with the plug bush 8 under the action of elasticity, the improved rectangular electric connector is ensured to be connected stably, and the improved rectangular electric connector can resist severe use environments such as strong vibration, impact and the like;
the outer walls of the head shell 1 and the seat shell 5 are connected with a mounting structure 6 for reinforcing the head shell 1 and the seat shell 5, the mounting structure 6 comprises a side U-shaped plate 601, a fixed block 602, a first right triangular block 603, an L-shaped push plate 604, a second right triangular block 605, a spring 606 and a side T-shaped groove 607, the side U-shaped plate 601 is fixedly connected with the head shell 1 through a bolt in threaded connection, the inner wall of the right end of the side U-shaped plate 601 is fixedly connected with the first right triangular block 603, the fixed block 602 is in threaded connection with the seat shell 5 through a bolt in threaded connection, the inner wall of the fixed block 602 is provided with the side T-shaped groove 607 in an up-and-down symmetrical manner, the inner end 606 of the side T-shaped groove 607 of the fixed block 602 is fixedly connected with the spring 606, the outer end of the spring is fixedly connected with the L-shaped push plate 604, the outer wall of the L-shaped push plate 604, the second straight triangular block 605 is in fit sliding connection with the first straight triangular block 603, the bevel edge of the first straight triangular block 603 is arranged towards the right, the bevel edge of the second straight triangular block 605 is arranged towards the left, and the right-angle edge of the L-shaped push plate 604 is in fit sliding connection with the right-angle edge of the second straight triangular block 605 after the contact pin 3 and the contact sleeve 8 are stably contacted, the head shell 1 pushes the side U-shaped plate 601 of the mounting structure 6 to move, the side U-shaped plate 601 pushes the first straight triangular block 603 to move, the first straight triangular block 603 pushes the second straight triangular block 605 to move downwards into the side T-shaped groove 607, the restoring force of the spring 606 after the first straight triangular block 603 moves the second straight triangular block 605 drives the L-shaped push plate 604 to move upwards, the L-shaped push plate 604 pushes the second straight triangular block 605 to move upwards, the right-angle edge of the second straight triangular block 605 is in fit contact with the right-angle edge of the first straight triangular block 603, the second straight triangular, realize head casing 1 and seat casing 5 and stably connect, be convenient for head casing 1 and seat casing 5 to stabilize the installation.
EXAMPLE III
Example three is a further modification to example 1.
As shown in fig. 8 and 10, the inner wall of the seat housing 5 is movably connected with a drying structure 13 for drying, the drying structure 13 includes a drying agent 1301, a filling box 1302, air holes 1303, mounting insertion blocks 1304, mounting insertion holes 1305 and a placing groove 1306, the mounting insertion holes 1305 are formed in the inner wall of the seat housing 5, the mounting insertion blocks 1304 are inserted into the inner walls of the mounting insertion holes 1305, the filling box 1302 is fixedly connected with the left ends of the mounting insertion blocks 1304, the placing groove 1306 is formed in the filling box 1302, the air holes 1303 are uniformly and fixedly connected with the bottom of the placing groove 1306, the drying agent 1301 for drying is filled in the placing groove 1306, the drying structure 13 is arranged between the insertion sleeves 8, the front side wall of the filling box 1302 is attached to and slidably connected with the inner wall of the groove of the seat housing 5, the clip 1001 of the sealing structure 10 is inserted into the clip 1003, and the clip 1001 is attached to the clip 1002, so as to realize the sealing connection between, avoid dust and steam to get into first casing 1 and seat casing 5 in, guaranteed clean and dry in first casing 1 and the seat casing 5, simultaneously, have the moisture absorption function through the drier 1301 who fills in the case 1302, further promoted the degree of dryness, in addition, installation inserted block 1304 and installation jack 1305 are pegged graft, conveniently fill the loading and unloading of case 1302, are convenient for change drier 1301.
When the improved rectangular electric connector is used, the head shell 1 and the seat shell 5 move close to each other, when the head shell 1 and the seat shell 5 are close to each other, the guide post 12 and the guide groove 11 of the guide structure end firstly, when the cylindrical part of the guide post 12 is in contact with the guide groove 11, the guide post 12 drives the contact pin 3 to just face the plug bush 8, the contact pin 3 can be accurately inserted into the plug bush 8, the contact pin 3 is inserted into the plug bush 8 when the head shell 1 and the seat shell 5 are connected, the contact pin 3 is selected from a tooth spring piece contact pin, the contact pin 3 of the tooth spring piece contact pin is ensured to be always in contact with the plug bush 8 in a laminating mode under the action of elasticity, the improved rectangular electric connector is ensured to be connected stably, and the improved rectangular electric connector can bear severe use environments such as strong vibration.
When head casing 1 and seat casing 5 laminating installation, seal structure 10's back font picture peg 1001 is inserted in back font recess 1003, and back font picture peg 1001 and back font rubber seal plate 1002 laminating contact, realize head casing 1 and seat casing 5 sealing connection, avoid dust and steam to get into in head casing 1 and the seat casing 5, it is clean and dry in head casing 1 and the seat casing 5 to have guaranteed, and simultaneously, drier 1301 through filling the incasement 1302 has the moisture absorption function, the dryness factor has further been promoted, furthermore, installation inserted block 1304 and installation jack 1305 peg graft, the loading and unloading of the case 1302 of conveniently filling, be convenient for change drier 1301.
When head casing 1 and the installation of the laminating of seat casing 5, head casing 1 promotes the side U-shaped board 601 of mounting structure 6 and removes, side U-shaped board 601 promotes first triangle piece 603 and removes, first triangle piece 603 promotes the straight triangle piece 605 downwardly moving of second to side T-shaped inslot 607, first triangle piece 603 removes the restoring force of second straight triangle piece 605 back spring 606 and drives L shape push pedal 604 rebound, L shape push pedal 604 promotes the straight triangle piece 605 rebound of second, the right-angle side of the straight triangle piece 605 of second and the right-angle side laminating contact of first triangle piece 603, the straight triangle piece 605 of second realizes fixing spacingly to first straight triangle piece 603, realize head casing 1 and the stable connection of seat casing 5, be convenient for head casing 1 and seat casing 5 carry out the stable installation.
In the description herein, reference to the description of the terms "one embodiment," "an example," "a specific example," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims (10)

1. An improved rectangular electrical connector, comprising: the improved rectangular electric connector comprises a head shell and a seat shell, wherein the head shell and the seat shell are both made of LCP composite materials, and the LCP composite materials are composed of the following components in parts by weight: 30-50 parts of LCP plastic raw material, 25-35 parts of polyamide, 12-14 parts of low dielectric glass fiber, 5.5-67.2 parts of polymethylphenyl siloxane, 1.6-2.5 parts of silicone powder, 2.2-2.8 parts of titanate coupling agent, 1681.8-2.8 parts of phosphite antioxidant and 2-4 parts of antimony trioxide.
2. The process of claim 1, wherein the improvement comprises: the production process comprises the following steps:
the method comprises the following steps: adding LCP plastic raw materials, polyamide and polymethylphenylsiloxane into a high-speed mixer with a heating function, raising the temperature to 350 ℃ plus materials, stirring at 650-750r/min, stirring for 35-45min, then lowering the temperature to 280 ℃ plus materials, then continuously adding low dielectric glass fibers, silicone powder, titanate coupling agent, phosphite antioxidant 168 and antimony trioxide into the high-speed mixer, and stirring for 2-2.4h to obtain a mixed material;
step two: putting the mixed material into a double-screw extruder, wherein the double-screw extruder is divided into 3 sections, the temperature of each section from a charging opening is sequentially 240-;
and step three, processing the head shell and the seat shell according to the actual production specification requirements, and correspondingly assembling other components according to the installation and assembly requirements to obtain the improved rectangular electric connector.
3. Improved rectangular electrical connector obtained by the production process according to claim 2, comprising a head housing (1) and a seat housing (5), characterized in that: first mounting holes (101) are uniformly formed in the left side wall of the head shell (1), the first mounting holes (101) are arranged in a staggered manner in the vertical direction, first mounting sleeves (2) are fixedly mounted in the first mounting holes (101) of the head shell (1), contact pins (3) are fixedly connected to the inner walls of the first mounting sleeves (2), and first cables (4) are fixedly connected to the outer ends of the contact pins (3);
second mounting holes (501) are uniformly formed in the right side wall of the seat shell (5), the second mounting holes (501) are arranged in a staggered mode in the vertical direction, second mounting sleeves (7) are fixedly connected to the inner walls of the second mounting holes (501), plug bushes (8) are fixedly connected to the inner walls of the second mounting sleeves (7), second cables (9) are fixedly connected to the right ends of the plug bushes (8), and the contact pins (3) are inserted into the mounting holes of the plug bushes (8);
the dustproof sealing structure comprises a head shell (1) and a seat shell (5), wherein a dustproof sealing structure (10) is connected between the head shell (1) and the seat shell (5), the sealing structure (10) comprises a back-shaped inserting plate (1001), a back-shaped rubber sealing plate (1002) and a back-shaped groove (1003), the back-shaped groove (1003) is formed in the left side wall of the seat shell (5), the back-shaped rubber sealing plate (1002) is fixedly connected to the left inner wall of the back-shaped groove (1003), the back-shaped inserting plate (1001) is fixedly connected to the left side wall of the head shell (1), the outer wall of the back-shaped inserting plate (1001) is in fit sliding connection with the inner wall of the back-shaped groove (1003), and the right side wall of the back-shaped inserting plate (1001) is in;
a guide structure for guiding is connected between the head shell (1) and the seat shell (5), the guide structure comprises a guide groove (11) and a guide post (12), the guide groove (11) is uniformly formed in the left side wall of the seat shell (5), the guide post (12) is uniformly and fixedly mounted on the right side wall of the head shell (1), the right end of the guide post (12) is hemispherical, the guide post (12) is inserted into the guide groove (11), and the right end of the contact pin (3) is just inserted into the insert sleeve (8) when the right side end of the guide post (12) is hemispherical and is completely inserted into the guide groove (11);
the outer walls of the head shell (1) and the seat shell (5) are connected with a mounting structure (6) for reinforcing the head shell (1) and the seat shell (5), the mounting structure (6) comprises a side U-shaped plate (601), a fixed block (602), a first right triangular block (603), an L-shaped push plate (604), a second right triangular block (605), a spring (606) and a side T-shaped groove (607), the side U-shaped plate (601) is fixedly connected with the head shell (1) through a bolt in threaded connection, the inner wall of the right end of the side U-shaped plate (601) is fixedly connected with the first right triangular block (603), the fixed block (602) is in threaded connection with the seat shell (5) through a bolt in threaded connection, the inner wall of the fixed block (602) is provided with the side T-shaped groove (607) in an up-and-down symmetrical manner, the fixed block (602) is fixedly connected with the spring (606) at the inner, the outer end of the spring (606) is fixedly connected with an L-shaped push plate (604), the outer wall of the L-shaped push plate (604) is attached to and slidably connected with the side wall of a side T-shaped groove (607), the outer end of the vertical part of the L-shaped push plate (604) is fixedly connected with a second right-triangle block (605), and the second right-triangle block (605) is attached to and slidably connected with a first right-triangle block (603);
the inner wall swing joint of seat casing (5) has and is used for dry structure (13), dry structure (13) include drier (1301), loading case (1302), gas pocket (1303), installation inserted block (1304), installation jack (1305) and put groove (1306), the inner wall in seat casing (5) is seted up to installation jack (1305), installation inserted block (1304) has been pegged graft to installation jack (1305) inner wall, the left end fixedly connected with loading case (1302) of installation inserted block (1304), loading case (1302) have seted up and have put groove (1306), the even fixedly connected with gas pocket (1303) in bottom of putting groove (1306), it is filled with drier (1301) that are used for drying in putting groove (1306).
4. An improved rectangular electrical connector as defined in claim 3, wherein: the contact pin (3) is a tooth spring contact pin, and the tooth spring contact pin is at least provided with 3 teeth.
5. An improved rectangular electrical connector as defined in claim 4, wherein: all embedment has AB glue between the outer wall of contact pin (3) and the inner wall of first mounting hole (101), and the outer wall of contact pin (3) and the inner wall embedment AB glue of first mounting hole (101) after the drying solidification handle.
6. An improved rectangular electrical connector as defined in claim 5, wherein: AB glue is filled and sealed between the outer wall of the plug bush (8) and the inner wall of the second mounting hole (501), and the outer wall of the plug bush (8) and the inner wall of the second mounting hole (501) are filled and sealed with AB glue and then are dried and cured.
7. An improved rectangular electrical connector as defined in claim 3, wherein: the square-shaped rubber sealing plate (1002) is made of flexible rubber materials, and the square-shaped inserting plate (1001) is inserted into the square-shaped rubber sealing plate (1002) after the head shell (1) and the seat shell (5) are stably connected.
8. An improved rectangular electrical connector as defined in claim 3, wherein: the guide groove (11) is provided with 4-6 groups.
9. An improved rectangular electrical connector as defined in claim 3, wherein: the hypotenuse of first right triangle piece (603) sets up towards the right side, the hypotenuse of second right triangle piece (605) sets up towards the left side, and contact pin (3) and plug bush (8) stably contact back L shape push pedal (604) the right-angle side with the right-angle side laminating sliding connection of second right triangle piece (605).
10. An improved rectangular electrical connector as defined in claim 7, wherein: drying structure (13) set up between plug bush (8), the preceding lateral wall of filling case (1302) and the laminating sliding connection of the recess inner wall of seat casing (5).
CN202110170406.4A 2021-02-08 2021-02-08 Improved rectangular electric connector and production process thereof Active CN112909620B (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090137158A1 (en) * 2006-05-05 2009-05-28 Vittorio Carboni Connection device for electrical or electronic connections
CN201584584U (en) * 2009-12-22 2010-09-15 李丽 Anti-misplugging electric connector
CN201904492U (en) * 2010-11-24 2011-07-20 沈阳兴华航空电器有限责任公司 Composite electric connector
CN103571187A (en) * 2012-07-26 2014-02-12 黑龙江鑫达企业集团有限公司 Preparation technology of high-performance environmentally-friendly flame-retardant reinforced PA66 composite material
CN110446690A (en) * 2017-03-29 2019-11-12 帝斯曼知识产权资产管理有限公司 Fiber-reinforced polymer composition
CN111416233A (en) * 2019-01-08 2020-07-14 泰科电子(上海)有限公司 Connector housing, method of manufacturing the same, and connector

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090137158A1 (en) * 2006-05-05 2009-05-28 Vittorio Carboni Connection device for electrical or electronic connections
CN201584584U (en) * 2009-12-22 2010-09-15 李丽 Anti-misplugging electric connector
CN201904492U (en) * 2010-11-24 2011-07-20 沈阳兴华航空电器有限责任公司 Composite electric connector
CN103571187A (en) * 2012-07-26 2014-02-12 黑龙江鑫达企业集团有限公司 Preparation technology of high-performance environmentally-friendly flame-retardant reinforced PA66 composite material
CN110446690A (en) * 2017-03-29 2019-11-12 帝斯曼知识产权资产管理有限公司 Fiber-reinforced polymer composition
CN111416233A (en) * 2019-01-08 2020-07-14 泰科电子(上海)有限公司 Connector housing, method of manufacturing the same, and connector

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