CN117039517A

CN117039517A - Connector assembly

Info

Publication number: CN117039517A
Application number: CN202311049557.XA
Authority: CN
Inventors: 谢承志; 滕芳
Original assignee: Dongguan Synconn Precision Industry Co ltd
Current assignee: Dongguan Synconn Precision Industry Co ltd
Priority date: 2023-08-18
Filing date: 2023-08-18
Publication date: 2023-11-10

Abstract

The invention relates to the technical field of connectors, in particular to a connector assembly, a board end connector, which comprises a board end shell, a fixed seat and a board end electric assembly, wherein the board end shell comprises a plug end and a connecting end, a board end plug cavity is arranged in the plug end, a connecting cavity is arranged at the connecting end, one end of the connecting cavity is communicated with the board end plug cavity, and a connecting buckle is arranged at one side of the connecting end, which is positioned in the connecting cavity; the wire end connector comprises a butt joint shell, a wire end electric assembly, a fixing piece and a wire connecting end cover, wherein a plug sleeve is arranged in the butt joint shell, a plug mounting seat is arranged in the plug sleeve, an outer plug cavity is arranged between the plug sleeve and the butt joint shell, and an inner plug cavity is arranged between the plug mounting seat and the plug sleeve. The invention combines the board end and the wire end connector, and the wire end connector is used for the connector to be matched with the board end connector for plugging so as to form a connecting conductive effect. So that the connector performs a sealing function during the plugging process.

Description

Connector assembly

Technical Field

The present disclosure relates to the field of connectors, and in particular, to a connector assembly.

Background

Connectors are a component that electronic engineering technicians often contact. The function is as follows: and a bridge for communication is erected between the blocked or isolated circuits in the circuit, so that current flows, and the circuit achieves a preset function. Connectors are an indispensable component in electronic devices. The in-vehicle connector is one type of connector, and the in-vehicle connector needs to transmit signals and power through an electric wire.

In the use of the conventional vehicle-mounted connector in the opposite-plug connection, the conventional vehicle-mounted connector comprises a male end and a female end, one of the male end and the female end is a board end, the other one is a wire end, and the two connectors are mutually plugged in the connection process to realize conductive and signal transmission connection. In the use of the prior connector in the plugging process, the stability of the internal structure is poor due to the structural design, and the internal structure cannot be effectively protected from water, so that the structural use is affected.

Disclosure of Invention

In order to solve the above problems, the present invention provides a board-end and wire-end connector, wherein the wire-end connector is used for plugging the connector with the board-end connector to form a connection conductive function. A connector assembly that allows the connector to seal during mating.

The technical scheme adopted by the invention is as follows: a connector assembly includes

The board end connector comprises a board end shell, a fixing seat and a board end electric assembly, wherein the board end shell comprises a plug end and a connecting end, a board end plug cavity is formed in the plug end, a connecting cavity is formed in the connecting end, one end of the connecting cavity is communicated to the board end plug cavity, and a connecting buckle is arranged on one side of the connecting end, located in the connecting cavity; the fixing seat comprises a connecting plug and a fixed end seat, one end of the connecting plug is connected to the fixed end seat, one end of the connecting plug is inserted into the connecting cavity, the connecting plug is provided with a plate end fixing groove, and the plate end fixing groove extends from one end of the connecting plug to the fixed end seat; a connecting clamping groove is formed in one side, close to the connecting plug, of the fixed end seat, and the connecting buckle is used for being clamped in the connecting clamping groove; the board end electric connecting assembly comprises an insulator inserted in the board end fixing groove and a first electric connecting terminal inserted in the insulator, one end of the connecting plug extends to the board end inserting cavity, and one end of the first electric connecting terminal extends to a port of the connecting cavity;

the wire end connector comprises a butt joint shell, a wire end electric connection assembly, a fixing piece and a wire connection end cover, wherein a plug sleeve is arranged in the butt joint shell, a plug mounting seat is arranged in the plug sleeve, an outer plug cavity is arranged between the plug sleeve and the butt joint shell, an inner plug cavity is arranged between the plug mounting seat and the plug sleeve, a wire connection slot is arranged on the plug mounting seat, and a wire connection cavity is arranged at one end of the plug mounting seat, which is away from the inner plug cavity; one end of the wire end electric connection assembly is inserted into the electric connection slot, and one end extends towards the inner insertion cavity and the other end extends towards the wiring cavity; the fixing piece is arranged in the inner plug-in cavity and fixes the wire termination electric assembly in the electric connection slot, one end of the fixing piece extends towards the outer plug-in cavity and is provided with a sealing step, a sealing groove is formed between the sealing step and the plug-in sleeve, and a first sealing piece is sleeved on the sealing groove; one end of the wiring end cover is connected to the wiring cavity, a second sealing piece is arranged in the wiring cavity, the wiring end cover is provided with a connecting wire, and one end of the connecting wire penetrates through the second sealing piece and is connected with the wiring end connection assembly.

The technical scheme is further improved that the inserting end is used for being inserted into the outer inserting cavity, the board end inserting cavity is matched with the fixing piece, and the board end inserting cavity is sealed and abutted through the first sealing piece; when the plug end is inserted into the external plug cavity, the board termination electrical assembly is in conductive contact with the line termination electrical assembly.

The technical scheme is further improved in that the periphery of the plugging end is provided with a plurality of plugging guide bars, and the upper side of the plugging end is provided with plugging buckles; the plugging end is provided with a plugging end plate close to the connecting end, one end of the plugging guide strip extends to the plugging end plate, and the cross section of the plugging end plate is trapezoidal;

the scheme is further improved in that the butt joint shell is provided with a guide matching groove at the outer side of the outer plug cavity, and one end of the guide matching groove protrudes towards the outer plug cavity; one side of the outer plug-in cavity is provided with a plug-in guide groove, and the upper side of the butt-joint shell, which is positioned on the plug-in guide groove, is provided with a plug-in fixing buckle; the inserting guide strip is used for being matched with the guide matching groove.

According to the technical scheme, the butt joint shell is provided with a locking sliding groove at the upper side of the plugging guide groove, the locking sliding groove is provided with a locking sliding block, the locking sliding block is provided with a locking limiting piece and a locking positioning piece, the plugging fixing buckle comprises a buckling end extending towards the outer plugging cavity and a pressing end extending towards the wiring cavity, the buckling end is provided with a buckling groove, the locking limiting piece extends into the buckling groove, the locking positioning piece is provided with a pressing positioning groove, and the pressing positioning groove is used for positioning the pressing end; the clamping groove is used for being matched with the plug-in clamping buckle;

the technical scheme is further improved in that locking locating grooves are formed in the locking sliding grooves, locking locating blocks are arranged on two sides of the locking sliding blocks, and the locking locating grooves are used for being matched with the locking locating blocks.

The technical scheme is further improved in that the inner side face of the connecting cavity is provided with a fastening slot, the connecting plug is provided with a fastening cutting, the fastening cutting is provided with a fastening buckle, and the fastening cutting is used for being inserted into the fastening slot.

The fastening slot comprises a first slot positioned at the left side and the right side of the connecting cavity and a second slot positioned at the upper side and the lower side of the connecting cavity, and the fastening cutting comprises a first cutting matched with the first slot and a second cutting matched with the second slot.

In a further improvement of the above scheme, the connecting plug extends towards the board end plug-in cavity to form a port slot, and one end of the first electric connection terminal extends to the port slot.

The further improvement of the scheme is that the connecting plug and the fixed end seat are integrally formed, the reinforcing part is arranged between the connecting plug and the fixed end seat, and the connecting clamping groove is formed in the reinforcing part.

The technical scheme is further improved in that the plate end fixing groove comprises an upper end fixing groove and a lower end fixing groove, the upper end fixing groove and the lower end fixing groove are both arranged in parallel, a partition plate is arranged between the upper end fixing groove and the lower end fixing groove for separation, and a plate end electric component is arranged in each of the upper end fixing groove and the lower end fixing groove.

The further improvement to above-mentioned scheme does, the stiff end seat is equipped with the curved groove, the one end in curved groove is connected in the connecting chamber, the insulator is equipped with the elbow end, the elbow end is located curved inslot, be equipped with the fastening piece in the curved groove, the fastening piece is used for the elbow end close-fitting in curved inslot.

The further improvement to above-mentioned scheme is, the one end of first electric terminal is equipped with the connection contact pin, the other end is equipped with fixed contact pin, the connection contact pin extends towards board end grafting chamber, the one end of fixed contact pin extends to the stiff end seat outside, the stiff end seat is close to fixed contact pin and is equipped with fixed bolt.

According to the technical scheme, the plug sleeve is integrally formed in the butt joint shell, and the plug mounting seat is integrally formed in the plug sleeve.

According to the technical scheme, the plug-in mounting seat is provided with a limiting block at one end close to the inner plug-in cavity, the limiting block protrudes towards the port of the power-on slot, the fixing piece is provided with a limiting baffle, the limiting baffle is opposite to the limiting block and forms a limiting ring, and the limiting ring is used for limiting a wire-end power-on assembly.

The improvement of the scheme is that the two sides of the plugging installation seat are provided with assembling buckles, the fixing piece is provided with assembling clamping grooves, and the fixing piece is matched with the assembling buckles through the assembling clamping grooves.

According to the technical scheme, the socket mounting seat extends towards the wiring cavity to form a wiring sleeve, an elastic buckle is arranged on one side, close to the fixing piece, of the socket mounting seat, and the elastic buckle is used for fixing the wire-end wiring assembly in the wiring slot.

The wire end electric connection assembly comprises an electric connection sleeve, an insulating column arranged in the electric connection sleeve and a second electric connection terminal arranged in the insulating column, wherein the fixing piece is provided with an opposite-plug cavity, and the electric connection sleeve comprises a fixing sleeve inserted in the electric connection slot and a contact sleeve connected with the electric connection sleeve and extending to the opposite-plug cavity; the electric connection slot is internally provided with a first positioning step and a second positioning step, the fixed sleeve is provided with a fixed ring, the first positioning step is used for positioning the fixed ring, and the second positioning step is used for positioning the contact sleeve.

The technical scheme is further improved that an insulation setting cavity is formed in the connection position of the fixing sleeve and the contact sleeve, the insulation column is installed in the insulation setting cavity, a stop block is arranged on the contact sleeve towards the insulation setting cavity, and the stop block is used for fixing the insulation column in the insulation setting cavity; the rear end of the fixing sleeve is provided with a heat shrinkage tube, and the heat shrinkage tube is used for cladding and connecting the connecting wire with the fixing sleeve.

According to the technical scheme, the contact sleeve is provided with a contact part towards one end of the opposite insertion cavity, a plurality of contact protrusions are uniformly distributed on the contact part in the circumferential direction, and one ends of the contact protrusions are provided with contact rings which are connected with each other.

The second electric terminal comprises a plug conductive part and a conductive wire clamp, wherein the plug conductive part is inserted into the insulating column, the conductive wire clamp is used for contacting a connecting wire, and the plug conductive part is provided with a plug hole.

The further improvement to above-mentioned scheme does, the periphery of first sealing member is equipped with first sealed outer lip, the periphery of second sealing member is equipped with second sealed outer lip, the sealed butt of inner wall in second sealed outer lip and wiring chamber, sealed perforation has been seted up to the second sealing member, sealed perforation is equipped with sealed inner lip, the connecting wire passes sealed butt of sealed perforation and sealed inner lip, the one side of wiring end cover is equipped with compresses tightly the platform, it is used for compressing tightly the second sealing member and seals at the wiring intracavity to compress tightly the platform.

The improvement of the scheme is that the two sides of the wiring end cover are provided with end cover clamping grooves, the outer side of the wiring cavity is provided with end cover buckles, and the end cover clamping grooves are clamped on the end cover buckles.

The beneficial effects of the invention are as follows:

compared with the existing connector assembly, the invention combines the board end and the wire end connector, and the board end is used for being arranged on the PCB board to form a fixed connection structure; the wire end connector is used for plugging the connector matched with the board end connector to form a connecting conductive function. So that the connector performs a sealing function during the plugging process. Specifically, the inserting end is used for being inserted into the outer inserting cavity, enabling the board end inserting cavity to be matched with the fixing piece, and sealing and abutting the board end inserting cavity through the first sealing piece; when the plug end is inserted into the external plug cavity, the board termination electrical assembly is in conductive contact with the line termination electrical assembly.

Compared with the existing connector, the connector is characterized in that the connecting end of the butt-joint shell is provided with the connecting buckle, the fixing terminal is provided with the connecting clamping groove, and the connecting buckle is matched with the connecting clamping groove to be used for clamping and fixing the fixing seat and the butt-joint shell, so that the connection stability of the fixing seat and the butt-joint shell is ensured. The assembly is convenient, and the structure is stable and reliable. The fixing seat is formed by zinc alloy in an integrated mode, the specific connecting plug extends to the board end inserting cavity, and the connector is matched with the connecting plug to be in conductive contact with the board end electric assembly through the connecting cavity during opposite insertion. The connector solves the problems that the prior connector is inconvenient to assemble and is not detachable after being assembled, the connecting clamping groove and the connecting buckle are arranged on the outer side, the disassembly and the assembly are convenient, and the structural connection is stable.

The terminal connector is provided with the outer plug-in cavity and the inner plug-in cavity in the butt joint shell, the fixing piece is arranged in the inner plug-in cavity, and the fixing piece is used for fixing the power connection assembly in the power connection slot. A sealing groove is formed between the fixing piece and the plug sleeve, a first sealing piece is sleeved on the sealing groove, and the sealing piece is used for sealing when the connector is plugged, and sealing and waterproof effects are achieved on the front end; the wiring end cover is further provided with a connecting wire for connecting the electric connection assembly to conduct electricity, and a second sealing piece is arranged in the wiring cavity and used for sealing the wiring cavity, so that the rear end can be sealed. The problem of current connector in to inserting the in-process seal not enough has been solved, seals the front end through first sealing member, and the second sealing member seals the rear end, and structural tightness is good, and the water-proof effects is good.

In addition, the plug sleeve, the outer plug cavity and the inner plug cavity are integrally formed in the butt joint shell, the structure is integrated inside, and the plug sleeve, the outer plug cavity and the inner plug cavity are directly injection molded, so that the plug sleeve is stable and reliable in structure. Meanwhile, the electric connection assembly is fixed to the electric connection slot under the action of the fixing piece, so that the structural stability of the electric connection assembly is guaranteed, and the connector is stable and reliable in structure and stable in electric conduction in the opposite inserting process.

Drawings

FIG. 1 is a schematic view of a connector assembly according to the present invention;

FIG. 2 is a top view of the connector assembly of FIG. 1;

FIG. 3 is a cross-sectional view of A-A of FIG. 2;

FIG. 4 is a schematic view of the board end connector of the connector assembly of FIG. 1;

FIG. 5 is an exploded view of the board end connector of FIG. 4;

FIG. 6 is an exploded view of the board end connector of FIG. 4 from another perspective;

FIG. 7 is a schematic front view of the board end connector of FIG. 4;

FIG. 8 is a cross-sectional view of A-A of FIG. 7;

FIG. 9 is a schematic view of the wire end connector of the connector assembly of FIG. 1;

FIG. 10 is an exploded view of the wire end connector of FIG. 9;

FIG. 11 is an exploded view of the line end connector of FIG. 9 from another perspective;

FIG. 12 is a partial cross-sectional view of the wire end connector of FIG. 9;

FIG. 13 is an enlarged schematic view of FIG. 12A;

FIG. 14 is a schematic view of a portion of the wire end connector of FIG. 9 exploded;

FIG. 15 is a front view of the wire end connector of FIG. 9;

FIG. 16 is a cross-sectional view of A-A of FIG. 15;

fig. 17 is a schematic structural view of a wire termination electrical component of the wire termination connector of fig. 9.

Reference numerals illustrate: the board end connector 10, the board end shell 1, the plug end 11, the plug guide strip 111, the plug buckle 112, the plug end plate 113, the connection end 12, the board end plug cavity 13, the connection cavity 14, the fastening slot 141, the first slot 1411, the second slot 1412 and the connection buckle 15;

fixing base 2, connecting plug 21, fastening insert 211, first insert 2111, second insert 2112, fastening buckle 212, port slot 2113, fixing base 22, curved slot 221, fastening piece 222, fixing pin 223, plate end fixing slot 23, upper end fixing slot 231, lower end fixing slot 232, partition 233, connecting clip slot 24, reinforcing portion 25;

board termination electrical assembly 3, insulator 31, bent end 311, first electrical terminal 32, connection pin 321, fixing pin 322;

the line end connector 20, the docking housing 4, the plug sleeve 41, the plug mount 42, the stopper 421, the assembly buckle 422, the wire sleeve 423, the elastic buckle 424, the outer plug cavity 43, the guide fitting groove 431, the plug guide groove 432, the inner plug cavity 44, the power socket 45, the first positioning step 451, the second positioning step 452, the wire cavity 46, the end cap buckle 461, the second sealing member 47, the second sealing outer lip 471, the sealing perforation 472, the sealing inner lip 473, the plug fixing buckle 48, the buckle end 481, the pressing end 482, the buckle groove 483, the locking chute 49, the locking slider 491, the locking stopper 492, the locking positioning member 493, the pressing positioning groove 494, and the locking positioning block 495;

the wire termination electric component 5, the electric connection sleeve 51, the fixing sleeve 511, the fixing ring 5111, the heat shrinkage tube 5112, the contact sleeve 512, the stop block 5121, the contact portion 5122, the contact protrusion 5123, the insulator 52, the electric connection terminal 53, the plug conductive portion 531, the conductive wire clip 532, and the plug hole 533;

the fixing piece 6, the sealing step 61, the first sealing piece 62, the first sealing outer lip 621, the limit baffle 63, the assembly clamping groove 64 and the opposite inserting cavity 65;

terminal cover 7, connecting wire 71, compress tightly bench 72, end cover draw-in groove 73.

Detailed Description

In order that the invention may be readily understood, a more complete description of the invention will be rendered by reference to the appended drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

As shown in fig. 1-17, in one embodiment of the present invention, a connector assembly is provided, comprising

The board end connector 10, the board end connector 10 comprises a board end shell 1, a fixing seat 2 and a board end electric component 3, the board end shell 1 comprises a plug end 11 and a connecting end 12, a board end plug cavity 13 is arranged in the plug end 11, the connecting end 12 is provided with a connecting cavity 14, one end of the connecting cavity 14 is communicated with the board end plug cavity 13, and a connecting buckle 121 is arranged on one side of the connecting end 12, which is positioned in the connecting cavity 14; the fixing seat 2 comprises a connecting plug 21 and a fixed end seat 22, one end of the connecting plug 21 is connected with the fixed end seat 22, one end of the connecting plug 21 is inserted into the connecting cavity 14, the connecting plug 21 is provided with a plate end fixing groove 23, and the plate end fixing groove 23 extends from one end of the connecting plug 21 to the fixed end seat 22; a connection clamping groove 24 is formed in one side, close to the connection plug 21, of the fixed end seat 22, and the connection buckle 121 is used for being clamped in the connection clamping groove 24; the board-end electrical component 3 comprises an insulator 31 inserted in the board-end fixing groove 23, and a first electrical terminal 32 inserted in the insulator 31, wherein one end of the connection plug 21 extends to the board-end plug-in cavity 13, and one end of the first electrical terminal 32 extends to a port of the connection cavity 14. In this embodiment, the connection buckle 121 is disposed at the connection end 12 of the docking housing 4, the connection slot 24 is disposed on the fixed terminal, and the connection buckle 121 is matched with the connection slot 24 to fix the fixing seat 2 and the docking housing 4 in a clamping manner, so as to ensure the connection stability of the fixing seat 2 and the docking housing 4. The assembly is convenient, and the structure is stable and reliable. The fixing seat 2 is integrally formed by zinc alloy, a specific connecting plug 21 extends to the board end plug-in cavity 13, and the connector is matched with the connecting plug 21 to be in conductive contact with the board end electric assembly 3 through the connecting cavity 14 during opposite insertion. The problem of current connector at the assembly in-process connection structure inside, the assembly is inconvenient, can not dismantle after the equipment etc is solved, with connection draw-in groove 24 and connection buckle 121 setting in the outside, easy dismounting, structural connection is stable.

The wire end connector 20, the wire end connector 20 includes the butt joint outer cover 4, the wire end connects the electric assembly 5, the fixed part 6 and the wire end cover 7, there is a socket sleeve 41 in the said butt joint outer cover 4, there is a socket mount pad 42 in the said socket sleeve 41, there is an outer socket cavity 43 between socket sleeve 41 and the butt joint outer cover 4, there is an inner socket cavity 44 between socket mount pad 42 and socket sleeve 41, there is a socket 45 on the said socket mount pad 42, one end that the said socket mount pad 42 deviates from the inner socket cavity 44 has a wire cavity 422; one end of the wire end connection assembly 5 is inserted into the connection slot 45, and one end extends towards the inward insertion cavity 44 and the other end extends towards the connection cavity 46; the fixing piece 6 is installed in the inner plug-in cavity 44 and fixes the wire termination electric component 5 in the electric connection slot 45, one end of the fixing piece 6 extends towards the outer plug-in cavity 43 and is provided with a sealing step 61, a sealing groove is formed between the sealing step 61 and the plug-in sleeve 41, and a first sealing piece 62 is sleeved on the sealing groove; one end of the wire connecting end cover 7 is connected to the wire connecting cavity 46, a second sealing member 47 is arranged in the wire connecting cavity 46, the wire connecting end cover 7 is provided with a connecting wire 71, and one end of the connecting wire 71 penetrates through the second sealing member 47 to be connected with the wire connecting assembly 5. In this embodiment, an outer plug cavity 43 and an inner plug cavity 44 are provided in the docking housing 4, and a fixing member 6 is installed in the inner plug cavity 44, where the fixing member 6 fixes the power receiving assembly in the power receiving slot 45. A sealing groove is formed between the fixing piece 6 and the plug sleeve 41, a first sealing piece 62 is sleeved on the sealing groove, and the sealing piece 62 is used for sealing when the connector is plugged, and sealing and waterproof functions are achieved on the front end; the terminal cover 7 is further provided, the terminal cover 7 is provided with a connecting wire 71 for connecting the power-connection assembly to conduct electricity, and the second sealing piece 47 is arranged in the terminal cavity 46, and the second sealing piece 47 is used for sealing the terminal cavity 46, so that the rear end can be sealed. The problem of current connector in to inserting the in-process seal not enough is solved, seals the front end through first sealing member 62, and second sealing member 47 seals the rear end, and the structural sealability is good, and the waterproof effect is good.

In the above embodiment, the board end and the line end connector 20 are combined, and the board end is used for being mounted on the PCB board to form a fixed connection structure; the line end connector 20 is used for plugging the connector mating board end connector 10 to form a connection conductive function. So that the connector performs a sealing function during the plugging process. Specifically, the plugging end 11 is configured to be inserted into the outer plugging cavity 43, and make the board end plugging cavity 13 cooperate with the fixing piece 6, and seal and abut the board end plugging cavity 13 through the first sealing piece 62; when the mating end 11 is inserted into the outer mating cavity 43, the board termination electrical assembly 3 is in conductive contact with the wire termination electrical assembly 5.

Referring to fig. 5, a plurality of plugging guide bars 111 are arranged on the periphery of the plugging end 11, and plugging buckles 112 are arranged on the upper side of the plugging end 11; in the plugging process of the connectors, the guiding structure arranged on the periphery of the plugged connectors is used for guiding and plugging by matching with the plugging guiding strip 111, so that the alignment of the connectors in the plugging process is ensured. In addition, the plugging buckle 112 is provided, and the plugging clamping groove is provided in the plugged connector to match, so that a structure of fixed clamping is formed after the connector is plugged, the connector is kept in a plugging state, and the connector cannot be easily pulled out.

The plugging end 11 is provided with a plugging end plate 113 close to the connecting end 12, one end of the plugging guide bar 111 extends to the plugging end plate 113, and the cross section of the plugging end plate 113 is trapezoidal; in this embodiment, the plugging end plate 113 is used for limiting plugging of the connector, and meanwhile, a trapezoid structure is adopted for fixing and mounting the structure, so that the structural stability is ensured.

Referring to fig. 9 to 14, the docking housing 4 is provided with a guiding and matching groove 431 located outside the outer plugging cavity 43, and one end of the guiding and matching groove 431 protrudes towards the outer plugging cavity 43; a plugging guide groove 432 is formed in one side of the outer plugging cavity 43, and a plugging fixing buckle 48 is arranged on the upper side of the plugging guide groove 432 of the docking shell 4; the plugging guide bar 111 is used for being matched with the guide matching groove 431; in this embodiment, the guiding matching groove 431 is provided for positioning and guiding the connector during the plugging process, so that the connector can be plugged in a aligned manner, and the plugging precision is ensured.

The docking shell 4 is provided with a locking sliding groove 49 on the upper side of the plugging guide groove 432, the locking sliding groove 49 is provided with a locking sliding block 491, the locking sliding block 491 is provided with a locking limiting piece 492 and a locking positioning piece 493, the plugging fixing buckle 48 comprises a buckle end 481 extending towards the outer plugging cavity 43 and a pressing end 482 extending towards the wiring cavity 46, the buckle end 481 is provided with a buckle groove 483, the locking limiting piece 492 extends into the buckle groove 483, the locking positioning piece 493 is provided with a pressing positioning groove 494, and the pressing positioning groove 494 is used for positioning the pressing end 482; the clamping groove 483 is used for matching with the plugging clamping buckle 112; in this embodiment, by matching the locking slider 491 with the locking chute 49, when the connector is plugged, the plug-in fixing buckle 48 is locked and fixed with the plugged connector, the locking limiting piece 492 is used for limiting the locking of the buckle, and the locking positioning piece 493 is used for pressing the pressing end 482. The locking chute 49 is provided with a locking positioning groove 495, both sides of the locking slide 491 are provided with locking positioning blocks 496, and the locking positioning groove 495 is used for matching with the locking positioning blocks 496; specifically, the locking chute 49 is provided with a pressing positioning groove 494, two sides of the locking slide 491 are provided with locking positioning blocks 496, and the pressing positioning groove 494 is used for matching with the locking positioning blocks 496. After the structure is matched and positioned, the phenomenon of loose pulling and inserting caused by false touch can not occur.

The inner side surface of the connecting cavity 14 is provided with a fastening slot 141, the connecting plug 21 is provided with a fastening inserting strip 211, the fastening inserting strip 211 is provided with a fastening buckle 212, and the fastening inserting strip 211 is used for being inserted into the fastening slot 141; in this embodiment, the fastening slot 141 is used to cooperate with the fastening strip 211 to perform assembly positioning, so as to ensure the precision and stability of the structure assembly.

Specifically, the fastening slots 141 include a first slot 1411 located on the left and right sides of the connection cavity 14, and a second slot 1412 located on the upper and lower sides of the connection cavity 14, and the fastening strips 211 include a first strip 2111 for mating with the first slot 1411, and a second strip 2112 for mating with the second slot 1412; the slot that the periphery all set up is adopted specifically, can guarantee stability and positioning accuracy when pegging graft, and the cutting cooperation slot is fixed a position, and structural accuracy is high.

The connection plug 21 extends toward the board-end socket 13 to form a port slot 2113, and one end of the first electrical terminal 32 extends to the port slot 2113; the port slots 2113 are used to guide and position the connectors during mating to ensure that the contacts of the connectors after mating are conductive.

The connecting plug 21 and the fixed end seat 22 are integrally formed, a reinforcing part 25 is arranged between the connecting plug 21 and the fixed end seat 22, and the connecting clamping groove 24 is arranged on the reinforcing part 25; specifically, zinc alloy is integrally formed, and the reinforcing part 25 is arranged to strengthen the connection strength of the structure.

Referring to fig. 4 to 8, the board-end fixing groove 23 includes an upper-end fixing groove 231 and a lower-end fixing groove 232, two upper-end fixing grooves 231 and lower-end fixing grooves 232 are arranged in parallel, a partition plate 233 is arranged between the upper-end fixing groove 231 and the lower-end fixing groove 232 to separate, and board-end electric components 3 are arranged in the upper-end fixing groove 231 and the lower-end fixing groove 232; in this embodiment, at least two parallel board terminals 3 are arranged in upper and lower rows, and a partition 233 is provided to separate the boards, which acts to shield electromagnetic interference and maintain transmission stability during multi-terminal connection.

The fixed end seat 22 is provided with a curved groove 221, one end of the curved groove 221 is connected with the connecting cavity 14, the insulator 31 is provided with a curved end 311, the curved end 311 is positioned in the curved groove 221, the curved groove 221 is internally provided with a fastening piece, and the fastening piece is used for tightly matching the curved end 311 in the curved groove 221; in this embodiment, the curved slot 221 and the curved end 311 are used for the curved connection to form a curved connector. And a fastening tab is provided in the curved groove 221, by which the stability of the inside is reinforced.

One end of the first electric connection terminal 32 is provided with a connection pin 321, the other end is provided with a fixed pin 322, the connection pin 321 extends towards the board end plug-in cavity 13, one end of the fixed pin 322 extends to the outside of the fixed end seat 22, and the fixed end seat 22 is provided with a fixed plug pin 222 close to the fixed pin 322; in this embodiment, fixing pins 322 are respectively used for fixing and welding on the board end, and connecting pins 321 are used for contact conduction when the connector is plugged. The fixing bolt 222 is used for fixing when the fixing end seat 22 is installed.

Referring to fig. 9 to 17, the plug sleeve 41 is integrally formed in the docking housing 4, and the plug mounting seat 42 is integrally formed in the plug sleeve 41; in this embodiment, the structure of integral injection molding is adopted, the internal structure is stable, the integrity is good, and the structure is reliable.

A limiting block 421 is arranged at one end of the plugging mounting seat 42, which is close to the inner plugging cavity 44, the limiting block 421 protrudes towards the port of the power connection slot 45, the fixing piece 6 is provided with a limiting baffle 63, the limiting baffle 63 is opposite to the limiting block 421 and forms a limiting ring, and the limiting ring is used for limiting the wire termination electric assembly 5; the limiting block 421 and the limiting ring are matched to limit the wire termination electric component 5, so that the stability of the wire termination electric component 5 in the structure is guaranteed, and the structure is stable and reliable.

Specifically, the two sides of the plugging installation seat 42 are provided with assembling buckles 422, the fixing piece 6 is provided with assembling clamping grooves 64, and the fixing piece 6 is matched with the assembling buckles 422 through the assembling clamping grooves 64; in this embodiment, the plugging mounting seat 42 is cooperatively connected with the assembling clamping groove 64 of the fixing member 6 through the assembling clamping buckle 422, so that the clamping groove and the clamping buckle can be reversely arranged in use, and the two can be connected and fixed, so as to fix the fixing member 6 in the inner plugging cavity 44.

The plugging installation seat 42 extends towards the wiring cavity 46 to form a wiring sleeve 423, one side of the plugging installation seat 42 close to the fixing piece 6 is provided with an elastic buckle 424, and the elastic buckle 424 is used for fixing the wire end wiring assembly 5 in the wiring slot 45; in this embodiment, the wire termination electrical assembly 5 is held stationary by the wire sleeve 423 while also facilitating the securement of the connection wire 71. Elastic buckles 424 are arranged on the plugging mounting seats 42, the line-end electric connection assembly 5 is fixed through the elastic buckles 424 matched with the electric connection slots 45, and the structure assembly is stable.

Referring to fig. 17, the wire-end electrical connection assembly 5 includes an electrical connection sleeve 51, an insulation post 52 disposed in the electrical connection sleeve 51, and a second electrical connection terminal 53 disposed in the insulation post 52, the fixing member 6 is provided with an opposite insertion cavity 65, and the electrical connection sleeve 51 includes a fixing sleeve 511 inserted in the electrical connection slot 45, and a contact sleeve 512 connected to the electrical connection sleeve 51 and extending to the opposite insertion cavity 65; a first positioning step 451 and a second positioning step 452 are arranged in the power receiving slot 45, the fixed sleeve 511 is provided with a fixed ring 5111, the first positioning step 451 is used for positioning the fixed ring 5111, and the second positioning step 452 is used for positioning the contact sleeve 512; in this embodiment, the positioning step is disposed in the electrical connection slot 45 to position the fixing sleeve 511 and the contact sleeve 512, so as to ensure the stability of the electrical connection structure in the interior, and no displacement phenomenon occurs in the plugging process.

An insulation placement cavity 5112 is arranged at the connection position of the fixing sleeve 511 and the contact sleeve 512, the insulation column 52 is installed in the insulation placement cavity 5112, a stop block 5121 is arranged towards the insulation placement cavity 5112 of the contact sleeve 512, and the stop block 5121 is used for fixing the insulation column 52 in the insulation placement cavity 5112; the rear end of the fixing sleeve 511 is provided with a heat shrinkage tube 5113, and the heat shrinkage tube 5113 is used for cladding and connecting the connecting wire 71 to the fixing sleeve 511; in this embodiment, the insulating column 52 is fixed by the insulating installation cavity 5112 and the stop block 5121, so that the insulating column 52 is kept in a fixed state inside, and no displacement phenomenon occurs in the plugging process. Meanwhile, the heat-shrinkable sleeve is used for fixing the connecting wire 71, so that the connecting wire 71 cannot be pulled to loose.

A contact part 5122 is arranged at one end of the contact sleeve 512 facing the opposite insertion cavity 65, a plurality of contact protrusions 5123 are uniformly distributed on the contact part 5122 in the circumferential direction, and contact rings are arranged at one ends of the contact protrusions 5123 to be connected with each other; in this embodiment, the contact portion 5122 is used for the connector to perform a contact function after insertion, specifically, contact through the contact protrusion 5123, so as to form a stable contact structure.

The second electrical connection terminal 53 includes a plugging conductive portion 531 and a conductive wire clip 532, the plugging conductive portion 531 is plugged in the insulating column 52, the conductive wire clip 532 is used for contacting the connection wire 71, and the plugging conductive portion 531 is provided with a plugging hole; in this embodiment, a plugging conductive portion 531 is provided for plugging and conducting, specifically, a terminal pin is inserted into a plugging hole for contact, and a conductive wire clip 532 is used for clamping, contacting and conducting in cooperation with a connecting wire 71.

The periphery of the first sealing member 62 is provided with a first sealing outer lip 621, the periphery of the second sealing member 47 is provided with a second sealing outer lip 471, the second sealing outer lip 471 is in sealing abutting joint with the inner wall of the wiring cavity 46, the second sealing member 47 is provided with a sealing through hole 472, the sealing through hole 472 is provided with a sealing inner lip, the connecting wire 71 passes through the sealing through hole 472 and is in sealing abutting joint with the sealing inner lip, one surface of the wiring end cover 7 is provided with a pressing table 72, and the pressing table 72 is used for pressing and sealing the second sealing member 47 in the wiring cavity 46; in this embodiment, the first sealing outer lip 621 is provided for forming a sealing structure after the connectors are plugged, the second sealing outer lip 471 and the sealing inner lip perform a sealing function on the structure in the wiring cavity 46, and the pressing table 7242 is provided for pressing and sealing, so that the tightness of the structure is further ensured.

The two sides of the wiring end cover 7 are provided with end cover clamping grooves 73, the outer side of the wiring cavity 46 is provided with end cover buckles 461, and the end cover clamping grooves 73 are clamped on the end cover buckles 461; in this embodiment, the end cover clamping groove 73 and the end cover clamping buckle 461 are arranged to be matched and used for clamping and fixing the structure, so that the connection stability of the structure is ensured.

The foregoing examples illustrate only a few embodiments of the invention, which are described in detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.

Claims

1. A connector assembly, characterized in that: comprising

Board end connector, board end connector includes

The board end shell comprises a plug end and a connecting end, wherein a board end plug cavity is formed in the plug end, the connecting end is provided with a connecting cavity, one end of the connecting cavity is communicated with the board end plug cavity, and a connecting buckle is arranged on one side of the connecting end, which is positioned in the connecting cavity; the fixing seat comprises a connecting plug and a fixed end seat, one end of the connecting plug is connected to the fixed end seat, one end of the connecting plug is inserted into the connecting cavity, the connecting plug is provided with a plate end fixing groove, and the plate end fixing groove extends from one end of the connecting plug to the fixed end seat; a connecting clamping groove is formed in one side, close to the connecting plug, of the fixed end seat, and the connecting buckle is used for being clamped in the connecting clamping groove; the board end electric connecting assembly comprises an insulator inserted in the board end fixing groove and a first electric connecting terminal inserted in the insulator, one end of the connecting plug extends to the board end inserting cavity, and one end of the first electric connecting terminal extends to a port of the connecting cavity;

wire end connector, the wire end connector includes

The electric connector comprises a butt joint shell, a wire end electric connection assembly, a fixing piece and a wire end cover, wherein a plug sleeve is arranged in the butt joint shell, a plug mounting seat is arranged in the plug sleeve, an outer plug cavity is arranged between the plug sleeve and the butt joint shell, an inner plug cavity is arranged between the plug mounting seat and the plug sleeve, an electric connection slot is arranged on the plug mounting seat, and a wire connecting cavity is arranged at one end of the plug mounting seat, which is away from the inner plug cavity; one end of the wire end electric connection assembly is inserted into the electric connection slot, and one end extends towards the inner insertion cavity and the other end extends towards the wiring cavity; the fixing piece is arranged in the inner plug-in cavity and fixes the wire termination electric assembly in the electric connection slot, one end of the fixing piece extends towards the outer plug-in cavity and is provided with a sealing step, a sealing groove is formed between the sealing step and the plug-in sleeve, and a first sealing piece is sleeved on the sealing groove; one end of the wiring end cover is connected with the wiring cavity, a second sealing piece is arranged in the wiring cavity, the wiring end cover is provided with a connecting wire, and one end of the connecting wire penetrates through the second sealing piece to be connected with the wiring end electric assembly;

the inserting end is used for being inserted into the outer inserting cavity, enabling the board end inserting cavity to be matched with the fixing piece, and sealing and abutting the board end inserting cavity through the first sealing piece; when the plug end is inserted into the external plug cavity, the board termination electrical assembly is in conductive contact with the line termination electrical assembly.

2. The connector assembly of claim 1, wherein: the periphery of the plug-in end is provided with a plurality of plug-in guide bars, and the upper side of the plug-in end is provided with plug-in buckles; the plugging end is provided with a plugging end plate close to the connecting end, one end of the plugging guide strip extends to the plugging end plate, and the cross section of the plugging end plate is trapezoidal;

the docking shell is positioned outside the outer plug-in cavity and is provided with a guide matching groove, and one end of the guide matching groove protrudes towards the outer plug-in cavity; one side of the outer plug-in cavity is provided with a plug-in guide groove, and the upper side of the butt-joint shell, which is positioned on the plug-in guide groove, is provided with a plug-in fixing buckle; the inserting guide strip is used for being matched with the guide matching groove.

3. The connector assembly of claim 2, wherein: the butt-joint shell is positioned on the upper side of the plugging guide groove and is provided with a locking sliding groove, the locking sliding groove is provided with a locking limiting piece and a locking positioning piece, the plugging fixed buckle comprises a buckling end extending towards the outer plugging cavity and a pressing end extending towards the wiring cavity, the buckling end is provided with a buckling groove, the locking limiting piece extends into the buckling groove, the locking positioning piece is provided with a pressing positioning groove, and the pressing positioning groove is used for positioning the pressing end; the clamping groove is used for being matched with the plug-in clamping buckle;

the locking sliding groove is provided with a locking positioning groove, two sides of the locking sliding block are provided with locking positioning blocks, and the locking positioning groove is used for being matched with the locking positioning blocks.

4. The connector assembly of claim 1, wherein: the inner side surface of the connecting cavity is provided with a fastening slot, the connecting plug is provided with a fastening cutting, the fastening cutting is provided with a fastening buckle, and the fastening cutting is used for being inserted into the fastening slot;

5. The connector assembly of claim 1, wherein: the connecting plug extends towards the board end inserting cavity to form a port slot, and one end of the first electric terminal extends to the port slot;

the connecting plug and the fixed end seat are integrally formed, a reinforcing part is arranged between the connecting plug and the fixed end seat, and the connecting clamping groove is formed in the reinforcing part;

the plate end fixing grooves comprise an upper end fixing groove and a lower end fixing groove, the upper end fixing groove and the lower end fixing groove are respectively arranged in parallel, a partition plate is arranged between the upper end fixing groove and the lower end fixing groove for separation, and a plate end connecting electric assembly is respectively arranged in the upper end fixing groove and the lower end fixing groove;

the fixed end seat is provided with a curved groove, one end of the curved groove is connected with the connecting cavity, the insulator is provided with a curved end, the curved end is positioned in the curved groove, the curved groove is internally provided with a fastening piece, and the fastening piece is used for tightly matching the curved end in the curved groove;

the one end of first electric terminal is equipped with the connection contact pin, the other end is equipped with fixed contact pin, the connection contact pin extends towards board end grafting chamber, the one end of fixed contact pin extends to the stiff end seat outside, the stiff end seat is close to fixed contact pin and is equipped with fixed bolt.

6. The connector assembly of claim 1, wherein: the plug sleeve is integrally formed in the butt joint shell, and the plug mounting seat is integrally formed in the plug sleeve;

a limiting block is arranged at one end, close to the inner plug-in cavity, of the plug-in mounting seat, the limiting block protrudes towards the port of the power-on slot, a limiting baffle is arranged on the fixing piece, the limiting baffle is opposite to the limiting block and forms a limiting ring, and the limiting ring is used for limiting a wire-end power-on assembly;

the both sides of grafting mount pad are equipped with the assembly buckle, the mounting is equipped with the assembly draw-in groove, the mounting passes through the assembly draw-in groove to be cooperated in the assembly buckle.

7. The connector assembly of claim 1, wherein: the socket mounting seat extends towards the wiring cavity and is provided with a wiring sleeve, one side of the socket mounting seat, which is close to the fixing piece, is provided with an elastic buckle, and the elastic buckle is used for fixing the wire-end wiring assembly in the wiring slot.

8. The connector assembly of claim 1, wherein: the wire end electric connection assembly comprises an electric connection sleeve, an insulating column arranged in the electric connection sleeve and a second electric connection terminal arranged in the insulating column, the fixing piece is provided with an opposite-plug cavity, and the electric connection sleeve comprises a fixing sleeve inserted in the electric connection slot and a contact sleeve connected with the electric connection sleeve and extending to the opposite-plug cavity; the power connection slot is internally provided with a first positioning step and a second positioning step, the fixed sleeve is provided with a fixed ring, the first positioning step is used for positioning the fixed ring, and the second positioning step is used for positioning the contact sleeve;

an insulation placement cavity is formed in the connection position of the fixed sleeve and the contact sleeve, the insulation column is installed in the insulation placement cavity, a stop block is arranged on the contact sleeve towards the insulation placement cavity, and the stop block is used for fixing the insulation column in the insulation placement cavity; the rear end of the fixing sleeve is provided with a heat shrinkage tube, and the heat shrinkage tube is used for cladding and connecting the connecting wire with the fixing sleeve;

the contact sleeve is equipped with the contact portion towards to inserting chamber one end, contact portion annular equipartition has a plurality of contact protrusions, and a plurality of contact protruding one end sets up contact ring interconnect.

9. The connector assembly of claim 1, wherein: the second electric terminal comprises an inserting conductive part and a conductive wire clamp, wherein the inserting conductive part is inserted into the insulating column, the conductive wire clamp is used for contacting a connecting wire, and the inserting conductive part is provided with an inserting hole.

10. The connector assembly of claim 1, wherein: the periphery of the first sealing piece is provided with a first sealing outer lip, the periphery of the second sealing piece is provided with a second sealing outer lip, the second sealing outer lip is in sealing abutting joint with the inner wall of the wiring cavity, the second sealing piece is provided with a sealing perforation, the sealing perforation is provided with a sealing inner lip, the connecting wire penetrates through the sealing perforation and is in sealing abutting joint with the sealing inner lip, one surface of the wiring end cover is provided with a pressing table, and the pressing table is used for pressing and sealing the second sealing piece in the wiring cavity;

the two sides of the wiring end cover are provided with end cover clamping grooves, the outer side of the wiring cavity is provided with end cover buckles, and the end cover clamping grooves are clamped on the end cover buckles.