CN110581405B

CN110581405B - Type-c data line connector and production and assembly process thereof

Info

Publication number: CN110581405B
Application number: CN201910889311.0A
Authority: CN
Inventors: 许右进; 张舜斌
Original assignee: Dongguan Tianyu Hardware Technology Co ltd
Current assignee: Dongguan Tianyu Hardware Technology Co ltd
Priority date: 2019-09-19
Filing date: 2019-09-19
Publication date: 2021-07-27
Anticipated expiration: 2039-09-19
Also published as: CN110581405A

Abstract

The invention discloses a type-c data line connector and a production and assembly process thereof, wherein the type-c data line connector comprises a connector main body, a die-casting alloy shell and a PCB, the die-casting alloy shell is provided with a reinforced protection structure, the die-casting alloy shell comprises a socket part and a connecting part, the connector main body welded with the PCB is inserted into the die-casting alloy shell through the connecting part, the socket part is connected with one end of the connecting part, the other end of the connector main body is connected with the reinforced protection structure, a protection space is formed in the reinforced protection structure, and a welding point of the connector main body and the PCB is positioned in the protection space. The stability of the product structure can be improved, the phenomenon that the welding terminal pins on the PCB are broken by external force to cause separation and loosening is prevented, the welding pins of the product are effectively protected, the product is more reliable, and the quality is more stable; the method is assembled by welding the plastic main body and the PCB and then installing the die-casting alloy shell, so that the die-casting alloy shell can be fully protected, and the corrosion resistance of the type-c data wire connector is enhanced.

Description

Type-c data line connector and production and assembly process thereof

Technical Field

The invention belongs to the technical field of communication equipment, and particularly relates to a type-c data line connector for computers, communication equipment and consumer electronics and a production and assembly process thereof.

Background

Data line connectors are widely used in the fields of computers, communication equipment, consumer electronics, and the like, as one of the essential basic elements for data transmission.

The external of the existing data line connector comprises a metal connector shell, a PCB (printed circuit board) needs to be welded in the production and assembly process of the traditional data line connector, and due to the material property of the metal shell and the influence of an electroplated layer on the surface of the metal shell, the surface of the metal shell can generate bad appearance phenomena such as discoloration, yellowing, blackening, flow marks and the like and the reduction of corrosion resistance after high-temperature reflow soldering; and the existing connector shell is not provided with a reinforced protection structure for protecting the PCB, when the PCB is under the external force, the problems of welding point fracture and deviation separation, insufficient welding and the like of the originally welded connector terminal pin are easily caused, the channel of the connecting circuit is disconnected, the product loses the most basic function, and the potential safety hazard exists.

In the patent application with the application number of 201620501767.7, a USB Type-C female seat 16PIN single-row welding plate interface is disclosed, which comprises a shell and a connector body arranged in the shell, wherein the connector body comprises a plug and a PIN fixing piece clamped and fixed with the plug; the pin fixing piece comprises a rubber core, a connecting piece, a clamping body and a plurality of metal pins, the connecting piece is respectively connected with the rubber core and the clamping body, and the metal pins are arranged on the rubber core; the plug is clamped and fixed with the clamping piece of the pin fixing piece.

However, in the above-mentioned patent, the housing and the connector body are mounted first, and then the PCB is soldered, due to the material property of the metal housing and the effect of the electroplated layer on the surface of the metal housing, the poor appearance phenomena such as discoloration, yellowing, blackening and flow marks are generated on the surface of the metal housing after high-temperature reflow soldering, and the defect of reduced corrosion resistance is caused.

Disclosure of Invention

In order to solve the problems, the invention aims to provide a type-c data wire connector and a production and assembly process thereof, wherein the type-c data wire connector can improve the stability of a product structure, so that the phenomenon that a welding terminal pin on a PCB is broken by external force to cause separation and looseness is prevented, the welding pin of the product can be effectively protected, the product is more reliable, and the quality is more stable; and the production and assembly process adopts the steps of welding the plastic main body and the PCB and assembling the plastic main body and the PCB at first and then installing the die-casting alloy shell, so that the die-casting alloy shell can be fully protected, the corrosion resistance of the type-c data wire connector is enhanced, and the whole structure is more harmonious and complete.

In order to achieve the purpose, the invention provides a type-c data line connector which comprises a connector main body, a die-casting alloy shell and a PCB, wherein the connector main body and the PCB are welded and then inserted into the die-casting alloy shell, the die-casting alloy shell is provided with a reinforced protection structure, the die-casting alloy shell comprises a socket part and a connecting part, the connector main body welded with the PCB is inserted into the die-casting alloy shell through the connecting part, the socket part and one end of the connecting part are fixedly connected in an integrated mode, the other end of the connecting part and the reinforced protection structure are fixedly connected in an integrated mode, a protection space is formed in the reinforced protection structure, and a welding point of the connector main body and the PCB is located in the protection space. In the invention, the die-casting alloy shell is a high-strength alloy die-casting shell, an external wire rod extends into the die-casting alloy shell from the socket part to be connected with the connector main body to realize signal transmission, after the PCB is welded with the connector main body, when the PCB is inserted into the die-casting alloy shell, the welding point of the connector main body and the PCB is just positioned in the protection space, so that the stability of the product structure can be improved, the welding terminal pins on the PCB are prevented from being damaged by external force to cause separation and loosening, the welding pins of the product can be effectively protected, the product is more reliable, and the quality is more stable; and the steps of welding the plastic main body and the PCB and finally installing the die-casting alloy shell are adopted for assembly, so that the die-casting alloy shell can be fully protected, the corrosion resistance of the type-c data wire connector is enhanced, and the overall structure is more harmonious and complete.

Further, in the first embodiment, the reinforced protection structure includes a first protection member and a second protection member, the first protection member and the second protection member are symmetrically fixed to two sides of the end of the connecting portion, respectively, and the first protection member and the second protection member enclose to form a semi-enclosed protection space, the first protection member is provided with a first clamping groove in the middle of the inner side of the second protection member, the second protection member is provided with a second clamping groove in the middle of the inner side of the first protection member, and a protection clamping position is formed between the first clamping groove and the second clamping groove;

the first protection part and the second protection part are both arc-shaped structures, when the first protection part and the second protection part are in a bracket-shaped structure at the side surfaces of the first clamping groove and the second clamping groove, the depth of the first clamping groove is smaller than the thickness of the inner wall of the first protection part, and the depth of the second clamping groove is smaller than the thickness of the inner wall of the second protection part. In the invention, when the connector main body welded with the PCB is inserted into the die-casting alloy shell through the connecting part, one end of the PCB connected with the connector main body can be just inserted into a protection clamping position in the protection space, and the first clamping groove and the second clamping groove are just used for stably fixing the PCB, so that the PCB is protected from being welded, the stability of a product structure is improved, the separation looseness caused by the damage of external force on welding terminal pins on the PCB is prevented, the welding pins of the product can be effectively protected, the product is more reliable, and the quality is more stable.

Further, in a second embodiment, the reinforced protection structure includes a first protection element and a second protection element, the first protection element and the second protection element are respectively fixed at two sides of the end portion of the connecting portion, and the first protection element and the second protection element enclose to form a semi-enclosed protection space, a U-shaped first notch penetrating through an inner wall of the first protection element is formed in the middle of the first protection element, a U-shaped second notch penetrating through an inner wall of the second protection element is formed in the middle of the second protection element, and a protection clamping position is formed between the first notch and the second notch;

the first protection piece and the second protection piece are of arc structures with gaps in the middle, and the arrangement of the first gaps enables the upper part and the lower part of one end, far away from the connecting part, of the first protection piece to be divided into a first upper baffle and a first lower baffle which are symmetrical up and down; the setting of second breach makes the upper and lower two parts of keeping away from the one end of connecting portion of second protection piece separate into second overhead gage and the lower baffle of second of longitudinal symmetry, first overhead gage and second overhead gage are bilateral symmetry and set up, baffle and second are bilateral symmetry under first baffle and the second and set up, baffle is arc structure under first overhead gage, first baffle, second overhead gage and the second. In the invention, when the connector main body welded with the PCB is inserted into the die-casting alloy shell through the connecting part, one end of the PCB connected with the connector main body can be just inserted into a protection clamping position in the protection space, two sides of the PCB penetrate through the first notch and the second notch and then are exposed out of the reinforced protection structure, the first notch and the second clamping notch are just used for stably fixing the PCB, the PCB is protected from being welded, the stability of a product structure is improved, and therefore, the phenomenon that the welding terminal pins on the PCB are broken by external force to cause separation and loosening is prevented, the welding pins of the product can be effectively protected, the product is more reliable, and the quality is more stable.

Further, in a third embodiment, the reinforced protection structure is a fully-enclosed protection sleeve structure, and is fixedly connected to the end of the connecting portion to form a fully-enclosed protection space, a first clamping groove and a second clamping groove are respectively and oppositely arranged at the left end and the right end of the inner side of the reinforced protection structure, and a protection clamping position is formed between the first clamping groove and the second clamping groove;

the end face of one end, far away from the connecting part, of the reinforced protection structure is of a runway-shaped structure, and the left end and the right end of the reinforced protection structure are both arc-shaped structures; the side surfaces of the first clamping groove and the second clamping groove are in bracket-shaped structures, and the depths of the first clamping groove and the second clamping groove are equal and are smaller than the thickness of the inner wall of the reinforced protection structure; the upper part of the reinforced protection structure is also provided with riveting points for stably connecting the PCB. In the invention, when the connector main body welded with the PCB is inserted into the die-casting alloy shell through the connecting part, one end of the PCB connected with the connector main body can be just inserted into a protection clamping position in a protection space, and the first clamping groove and the second clamping groove are just used for stably fixing the PCB, so that the effect of protecting the PCB for welding is achieved, the stability of a product structure is improved, the separation looseness caused by the damage of external force on welding terminal pins on the PCB is prevented, the welding pins of the product can be effectively protected, the product is more reliable, and the quality is more stable; the structure of full package formula can be with the whole cladding of electronic components on the PCB board, can avoid electronic components to receive the destruction of external force completely, can fully effectual electronic components on the protection PCB board.

Further, in a fourth embodiment, the reinforced protection structure is a fully-enclosed protection sleeve structure, and is fixedly connected to the end of the connecting portion to form a fully-enclosed protection space, a first notch and a second notch penetrating through the inner wall of the reinforced protection structure are respectively and oppositely arranged at the middle positions of the left side and the right side of the reinforced protection structure, and a protection clamping position is formed between the first notch and the second notch;

the terminal surface of the one end of keeping away from connecting portion of strengthening protective structure has the runway shape structure of breach for both sides, setting up of first breach and second breach makes the upper and lower two parts of the one end of keeping away from connecting portion of strengthening protective structure separate formation overhead gage and lower baffle, the overhead gage is the arc structure with the both sides part of lower baffle, the overhead gage sets up with the mid portion of baffle is parallel to each other down, the upper portion of strengthening protective structure still is provided with the riveting point that is used for firm connection PCB board. In the invention, when the connector main body welded with the PCB is inserted into the die-casting alloy shell through the connecting part, one end of the PCB connected with the connector main body can be just inserted into a protection clamping position in a protection space, two sides of the PCB penetrate through the first notch and the second notch and then are exposed out of the reinforced protection structure, and the first notch and the second clamping notch are just used for stably fixing the PCB, so that the PCB is protected from being welded and the stability of the product structure is improved, thereby preventing the welding terminal pins on the PCB from being damaged by external force to cause separation and loosening, effectively protecting the welding pins of the product, ensuring the product to be more reliable and ensuring the quality to be more stable; the structure of full package formula can be with the whole cladding of electronic components on the PCB board, can avoid electronic components to receive the destruction of external force completely, can fully effectual electronic components on the protection PCB board.

Furthermore, the connector main body comprises an insulating base, a first terminal, a second terminal, a metal hook, wherein the middle parts of the first terminal and the second terminal are stacked in the insulating base, one end of the first terminal and one end of the second terminal are stacked and extend out of the insulating base, a first fixing pin and a second fixing pin extend out of one end of the metal hook, which faces towards the insulating base, the two sides of the insulating base are respectively provided with a first fixing groove and a second fixing groove, which are matched with the first fixing pin and the second fixing pin, the first fixing pin and the second fixing pin are respectively connected with the two sides of the insulating base, the first fixing pin and the second fixing pin are respectively fixed in the first fixing groove and the second fixing groove and used for stably limiting the middle parts of the first terminal and the second terminal in the insulating base, and a third fixing pin and a fourth fixing pin extend out of the other end of the metal hook, the third fixing pin and the fourth fixing pin respectively extend out of two sides of the insulating seat, and one end of the first terminal and one end of the second terminal extend out of the insulating seat and then are located between the third fixing pin and the fourth fixing pin. In the present invention, the first terminal and the second terminal can be more stably fixed in the insulating housing by the arrangement of the connector body, and the assembly can be prevented.

Furthermore, the connector main body further comprises a first connecting elastic sheet and a second connecting elastic sheet, the first connecting elastic sheet and the second connecting elastic sheet are respectively fixed on the upper inner wall and the lower inner wall of the insulating base, the first connecting elastic sheet is located between the upper inner wall of the insulating base and the first terminal, the second connecting elastic sheet is located between the lower inner wall of the insulating base and the second terminal, the first connecting elastic sheet and the second connecting elastic sheet are respectively provided with more than 2 bent buffer pieces, and the insulating base is further provided with buffer grooves matched with the buffer pieces at positions corresponding to the buffer pieces of the first connecting elastic sheet and the second connecting elastic sheet respectively. In the invention, when the insulating seat is inserted into an external site, the buffer sheet is extruded out to extend to the position of the buffer groove, and meanwhile, the elastic sheet of the buffer sheet can clamp the external wire to fix the external wire, thereby realizing stable transmission.

Further, the connector main part is still including first terminal fixing base, second terminal fixing base, the integrative injection moulding of first terminal is fixed in first terminal fixing base, the integrative injection moulding of second terminal is fixed in second terminal fixing base, when the metal pothook inserts the insulating seat, the metal pothook is located between first terminal fixing base and the second terminal fixing base, first terminal fixing base is fixed with first spliced pole towards the one side integrated into one piece of metal pothook, the position of the relative first spliced pole of metal pothook is provided with first connecting slot, the one side integrated into one piece of second terminal fixing base towards the metal pothook is fixed with the second spliced pole, the position of the relative second spliced pole of metal pothook is provided with the second connecting slot. According to the connector, the first terminal fixing seat and the second terminal fixing seat are of terminal elastic sheet type structures, after the connector main body is assembled, the first connecting column is fixed in the first connecting groove, the second connecting column is fixed in the second connecting groove, and the first terminal and the second terminal can be more stably fixed in the insulating seat through the arrangement of the first terminal fixing seat, the second terminal fixing seat and the metal clamping hook, so that the structure of the connector is more stable; in another embodiment, the first terminal fixing seat and the second terminal fixing seat may not be provided, and the corresponding metal hooks are in a terminal pin type structure without providing the first connecting groove and the second connecting groove.

The invention also provides a production and assembly process of the type-c data line connector, which comprises the following steps:

step S1, mounting the connector body;

step S2, welding the PCB board and the connector body;

and step S3, inserting the connector main body welded with the PCB into the die-casting alloy shell.

According to the invention, the production process steps are simple to set, the plastic main body and the PCB are welded firstly, and finally the die-casting alloy shell is assembled, so that the die-casting alloy shell can be fully protected, the corrosion resistance of the type-c data wire connector is enhanced, and the overall structure is more harmonious and complete.

The invention has the beneficial effects that: compared with the prior art, in the invention, after the PCB is welded with the connector main body, when the PCB is inserted into the die-casting alloy shell, the welding point of the connector main body and the PCB is just positioned in the protection space, so that the stability of the product structure can be improved, the welding terminal pins on the PCB are prevented from being damaged by external force and separated from the PCB, the welding terminals of the product can be effectively protected, the product is more reliable, and the quality is more stable; and the steps of welding the plastic main body and the PCB and finally installing the die-casting alloy shell are adopted for assembly, so that the die-casting alloy shell can be fully protected, the corrosion resistance of the type-c data wire connector is enhanced, and the overall structure is more harmonious and complete.

Drawings

FIG. 1 is an exploded view of a first embodiment of a type-c data line connector of the present invention.

FIG. 2 is an exploded view of a second embodiment of a type-c data line connector of the present invention.

Fig. 3 is a schematic structural diagram of embodiment 1 of a die-cast alloy housing of a type-c data line connector according to the present invention.

Fig. 4 is a schematic view of an embodiment of the die-cast alloy housing, the connector body and the PCB board of embodiment 1 of the type-c data line connector of the present invention after assembly.

Fig. 5 is a schematic structural diagram of embodiment 2 of a die-cast alloy housing of a type-c data line connector according to the present invention.

Fig. 6 is a schematic view of an embodiment of the die-cast alloy housing, the connector body and the PCB board of embodiment 2 of the type-c data line connector of the present invention after assembly.

Fig. 7 is a schematic structural diagram of embodiment 3 of a die-cast alloy housing of a type-c data line connector according to the present invention.

Fig. 8 is a schematic view of an embodiment of the die-cast alloy housing, the connector body and the PCB board of embodiment 3 of the type-c data line connector of the present invention after assembly.

Fig. 9 is a schematic structural diagram of embodiment 4 of a die-cast alloy housing of a type-c data line connector according to the present invention.

Fig. 10 is a schematic view of an embodiment of the die-cast alloy housing, the connector body and the PCB board of embodiment 4 of the type-c data line connector of the present invention after assembly.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-10, the invention provides a type-c data line connector, which comprises a connector main body 1, a die-casting alloy housing 2 and a PCB 3, wherein the connector main body 1 and the PCB 3 are welded and then inserted into the die-casting alloy housing 2, the die-casting alloy housing 2 is provided with a reinforced protection structure 4, the die-casting alloy housing 2 comprises a socket part 21 and a connecting part 22, the connector main body 1 welded with the PCB 3 is inserted into the die-casting alloy housing 2 through the connecting part 22, the socket part 21 and one end of the connecting part 22 are integrally formed and fixedly connected, the other end of the connecting part 22 and the reinforced protection structure 4 are integrally formed and fixedly connected, a protection space 5 is formed inside the reinforced protection structure 4, and a welding point of the connector main body 1 and the PCB 3 is located in the protection space 5. In the invention, an external wire rod extends into the die-casting alloy shell 2 from the socket part 21 to be connected with the connector main body 1 to realize signal transmission, after the PCB 3 is welded with the connector main body 1 and is inserted into the die-casting alloy shell 2, the welding point of the connector main body 1 and the PCB 3 is just positioned in the protection space 5, so that the stability of the product structure can be improved, the welding terminal pins on the PCB 3 are prevented from being damaged by external force to cause separation and loosening, the welding pins of the product can be effectively protected, the product is more reliable, and the quality is more stable; and the steps of welding the plastic main body and the PCB 3 and finally installing the die-casting alloy shell 2 are adopted for assembly, so that the die-casting alloy shell 2 can be fully protected, the corrosion resistance of the type-c data wire connector is enhanced, and the overall structure is more harmonious and complete.

Referring to fig. 3-4, in the first embodiment, the reinforced protection structure 4 includes a first protection member 10 and a second protection member 20, the first protection member 10 and the second protection member 20 are symmetrically fixed at two sides of an end of the connecting portion 22, and the first protection member 10 and the second protection member 20 enclose to form a semi-enclosed protection space 5, a first locking groove 101 is disposed at a middle portion of an inner side of the first protection member 10 relative to the second protection member 20, a second locking groove 201 is disposed at a middle portion of an inner side of the second protection member 20 relative to the first protection member 10, and a protection locking position 6 is formed between the first locking groove 101 and the second locking groove 201;

the first protection part 10 and the second protection part 20 are both arc-shaped structures, when the first protection part 10 and the second protection part 20 are in a bracket-shaped structure at the side surfaces of the first clamping groove 101 and the second clamping groove 201, the depth of the first clamping groove 101 is smaller than the thickness of the inner wall of the first protection part 10, and the depth of the second clamping groove 201 is smaller than the thickness of the inner wall of the second protection part 20. In the invention, when the connector main body 1 welded with the PCB 3 is inserted into the die-casting alloy shell 2 through the connecting part 22, one end of the PCB 3 connected with the connector main body 1 can be just inserted into the protection clamping position 6 in the protection space 5, and the first clamping groove 101 and the second clamping groove 201 are just used for stably fixing the PCB 3, so that the PCB 3 is protected from being welded and the stability of a product structure is improved, thereby preventing the welding terminal pins on the PCB 3 from being damaged by external force to cause separation and loosening, effectively protecting the welding pins of the product, ensuring that the product is more reliable and the quality is more stable.

Referring to fig. 5 to 6, in the second embodiment, the reinforced protection structure 4 includes a first protection member 30 and a second protection member 40, the first protection member 30 and the second protection member 40 are respectively fixed at two sides of an end portion of the connecting portion 22, and the first protection member 30 and the second protection member 40 enclose to form a semi-enclosed protection space 5, a U-shaped first notch 301 penetrating through an inner wall of the first protection member 30 is formed in a middle portion of the first protection member 30, a U-shaped second notch 401 penetrating through an inner wall of the second protection member 40 is formed in a middle portion of the second protection member 40, and a protection locking position 6 is formed between the first notch 301 and the second notch 401;

the first protection piece 30 and the second protection piece 40 are arc structures with a notch in the middle, and the first notch 301 is arranged to divide the upper and lower parts of one end of the first protection piece 30 away from the connecting portion 22 into a first upper baffle 302 and a first lower baffle 303 which are vertically symmetrical; the second notch 401 divides the upper and lower portions of the end of the second protection element 40 away from the connection portion 22 into a second upper baffle 402 and a second lower baffle 403 which are vertically symmetrical, the first upper baffle 302 and the second upper baffle 402 are arranged in a left-right symmetrical manner, the first lower baffle 303 and the second lower baffle 403 are arranged in a left-right symmetrical manner, and the first upper baffle 302, the first lower baffle 303, the second upper baffle 402 and the second lower baffle 403 are all arc-shaped structures. In the invention, when the connector main body 1 welded with the PCB 3 is inserted into the die-casting alloy shell 2 through the connecting part 22, one end of the PCB 3 connected with the connector main body 1 can be just inserted into the protection clamping position 6 in the protection space 5, two sides of the PCB 3 pass through the first notch 301 and the second notch 401 and then are exposed out of the reinforced protection structure 4, the first notch 301 and the second clamping notch just stably fix the PCB 3, the PCB 3 is protected from being welded, the stability of a product structure is improved, and therefore, the separation looseness caused by the damage of external force on welding terminal pins on the PCB 3 is prevented, the welding pins of the product can be effectively protected, the product is more reliable, and the quality is more stable.

Referring to fig. 7-8, in the third embodiment, the reinforced protection structure 4 is a fully-enclosed protection sleeve structure and is fixedly connected to the end of the connecting portion 22 to form a fully-enclosed protection space 5, the left end and the right end of the inner side of the reinforced protection structure 4 are respectively and oppositely provided with a first slot 501 and a second slot 502, and a protection clip 6 is formed between the first slot 501 and the second slot 502;

the end face of one end of the reinforced protection structure 4, which is far away from the connecting part 22, is of a runway-shaped structure, and the left end and the right end of the reinforced protection structure 4 are both of arc structures; the side surfaces of the first clamping groove 501 and the second clamping groove 502 are in a bracket-shaped structure, and the depths of the first clamping groove 501 and the second clamping groove 502 are equal and are both smaller than the thickness of the inner wall of the reinforced protection structure 4; the upper part of the reinforcing guard structure 4 is also provided with a riveting point 503 for firmly connecting the PCB board 3. In the invention, when the connector main body 1 welded with the PCB 3 is inserted into the die-casting alloy shell 2 through the connecting part 22, one end of the PCB 3 connected with the connector main body 1 can be just inserted into the protection clamping position 6 in the protection space 5, the first clamping groove 501 and the second clamping groove 502 are just used for stably fixing the PCB 3, the effect of protecting the welding of the PCB 3 is achieved, and the stability of the product structure is improved, so that the phenomenon that the welding terminal pins on the PCB 3 are damaged by external force to cause separation and loosening is prevented, the welding pins of the product can be effectively protected, the product is more reliable, and the quality is more stable.

Referring to fig. 9-10, in the fourth embodiment, the reinforced protection structure 4 is a fully-enclosed protection sleeve structure, and is fixedly connected to the end of the connecting portion 22 to form a fully-enclosed protection space 5, the middle positions of the left and right sides of the reinforced protection structure 4 are respectively and oppositely provided with a first notch 601 and a second notch 602 penetrating through the inner wall of the reinforced protection structure 4, and a protection clamping position 6 is formed between the first notch 601 and the second notch 602;

strengthen the runway shape structure that protective structure 4's the terminal surface of the one end of keeping away from connecting portion 22 has the breach for both sides, the setting up of first breach 601 and second breach 602 makes the upper and lower two parts of the one end of keeping away from connecting portion 22 of strengthening protective structure 4 separate and form overhead gage 603 and lower baffle 604, overhead gage 603 is the arc structure with the both sides part of lower baffle 604, overhead gage 603 and the mutual parallel arrangement of mid portion of lower baffle 604, the upper portion of strengthening protective structure 4 still is provided with the riveting point 605 that is used for firm connection PCB board 3. In the invention, when the connector main body 1 welded with the PCB 3 is inserted into the die-casting alloy shell 2 through the connecting part 22, one end of the PCB 3 connected with the connector main body 1 can be just inserted into the protection clamping position 6 in the protection space 5, two sides of the PCB 3 pass through the first notch 601 and the second notch 602 and then are exposed out of the reinforced protection structure 4, the first notch 601 and the second clamping notch are just used for stably fixing the PCB 3, the PCB 3 is protected from being welded, the stability of a product structure is improved, and therefore, the separation looseness caused by the damage of external force on welding terminal pins on the PCB 3 is prevented, the welding pins of the product can be effectively protected, the product is more reliable, and the quality is more stable.

Referring to fig. 1-2, the connector body 1 includes an insulating base 11, a first terminal 12, a second terminal 13, a metal hook 14, and middle portions of the first terminal 12 and the second terminal 13 stacked in the insulating base 11, one ends of the first terminal 12 and the second terminal 13 stacked outside the insulating base 11, one end of the metal hook 14 facing the insulating base 11 extends out of a first fixing pin 141 and a second fixing pin 142, two sides of the insulating base 11 are respectively provided with a first fixing groove 111 and a second fixing groove 112 matching the first fixing pin 141 and the second fixing pin 142, the first fixing pin 141 and the second fixing pin 142 are respectively connected to two sides of the insulating base 11, and the first fixing pin 141 and the second fixing pin 142 are respectively fixed in the first fixing groove 111 and the second fixing groove 112 for stably limiting the middle portions of the first terminal 12 and the second terminal 13 in the insulating base 11, the other end of the metal hook 14 extends out of a third fixing pin 143 and a fourth fixing pin 144, the third fixing pin 143 and the fourth fixing pin 144 respectively extend out of two sides of the insulating base 11, and one end of the first terminal 12 and one end of the second terminal 13 extend out of the insulating base 11 and are located between the third fixing pin 143 and the fourth fixing pin 144. In the present invention, the first terminals 12 and the second terminals 13 can be more stably fixed in the insulating housing 11 by providing the connector body 1, and the assembly can be prevented.

Referring to fig. 1-2, the connector body 1 further includes a first connecting elastic sheet 15 and a second connecting elastic sheet 16, the first connecting elastic sheet 15 and the second connecting elastic sheet 16 are respectively fixed on the upper inner wall and the lower inner wall of the insulating base 11, the first connecting elastic sheet 15 is located between the upper inner wall of the insulating base 11 and the first terminal 12, the second connecting elastic sheet 16 is located between the lower inner wall of the insulating base 11 and the second terminal 13, the first connecting elastic sheet 15 and the second connecting elastic sheet 16 are both provided with more than 2 bent buffer sheets 100, and the insulating base 11 is further provided with buffer slots 113 adapted to the buffer sheets 100 at positions corresponding to the buffer sheets 100 of the first connecting elastic sheet 15 and the second connecting elastic sheet 16. In the invention, when the insulating base 11 is inserted into an external site, the buffer sheet 100 is extruded out, so that the buffer sheet 100 extends to the position of the buffer groove 113, and meanwhile, the elastic sheet of the buffer sheet 100 can clamp and fix an external wire, thereby realizing stable transmission.

Referring to fig. 1, the connector main body 1 further includes a first terminal fixing seat 17 and a second terminal fixing seat 18, the first terminal 12 is fixed in the first terminal fixing seat 17 by integral injection molding, the second terminal 13 is fixed in the second terminal fixing seat 18 by integral injection molding, when the metal hook 14 is inserted into the insulating seat 11, the metal hook 14 is located between the first terminal fixing seat 17 and the second terminal fixing seat 18, a first connection post (not shown) is fixed on one surface of the first terminal fixing seat 17 facing the metal hook 14 by integral molding, a first connection slot 145 is provided at a position of the metal hook 14 relative to the first connection post (not shown), a second connection post 181 is fixed on one surface of the second terminal fixing seat 18 facing the metal hook 14 by integral molding, and a second connection slot 146 is provided at a position of the metal hook 14 relative to the second connection post 181. In the present invention, the terminal spring sheet type structure shown in fig. 1 is provided with the first terminal fixing seat 17 and the second terminal fixing seat 18, after the connector main body 1 is assembled, the first connection column (not shown) is fixed in the first connection groove 145, the second connection column 181 is fixed in the second connection groove 146, and through the arrangement of the first terminal fixing seat 17, the second terminal fixing seat 18 and the metal hook 14, the first terminal 12 and the second terminal 13 can be more stably fixed in the insulating seat 11, so that the structure of the connector is more stable; in another embodiment, as shown in fig. 2, the first terminal holder 17 and the second terminal holder 18 may not be provided, and the corresponding metal hooks 14 do not have the first connecting groove 145 and the second connecting groove 146, so that the embodiment is a terminal pin structure.

step S1, mounting the connector body;

step S2, welding the PCB board and the connector body;

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A data line connector comprises a connector main body, a metal shell and a PCB, and is characterized in that the connector main body is inserted into the metal shell after being welded with the PCB, the metal shell is provided with a reinforced protection structure, the metal shell comprises a socket part and a connecting part, the connector main body welded with the PCB is inserted into the metal shell through the connecting part, the socket part is fixedly connected with one end of the connecting part in an integrated manner, the other end of the connecting part is fixedly connected with the reinforced protection structure in an integrated manner, a protection space is formed in the reinforced protection structure, and a welding point of the connector main body and the PCB is positioned in the protection space;

the reinforced protection structure is a fully-wrapped protection sleeve structure and is fixedly connected to the end part of the connecting part to form a fully-enclosed protection space, a first clamping groove and a second clamping groove are respectively and oppositely arranged at the left end and the right end of the inner side of the reinforced protection structure, and a protection clamping position is formed between the first clamping groove and the second clamping groove;

one end of the PCB connected with the connector main body is inserted into a protection clamping position in the protection space, and two sides of the PCB are respectively and fixedly inserted into the first clamping groove and the second clamping groove;

the end face of one end, far away from the connecting part, of the reinforced protection structure is of a runway-shaped structure, and the left end and the right end of the reinforced protection structure are both arc-shaped structures; the side surfaces of the first clamping groove and the second clamping groove are in bracket-shaped structures, and the depths of the first clamping groove and the second clamping groove are equal and are smaller than the thickness of the wall of the reinforced protection structure; the upper part of the reinforced protection structure is also provided with riveting points for stably connecting the PCB.

2. The data cable connector of claim 1, wherein the connector body includes an insulating base, a first terminal, a second terminal, a metal hook, and a middle portion of the first terminal and the second terminal is stacked in the insulating base, one end of the first terminal and one end of the second terminal are stacked and extend out of the insulating base, the metal hook extends out of a first fixing pin and a second fixing pin toward one end of the insulating base, two sides of the insulating base are respectively provided with a first fixing groove and a second fixing groove matched with the first fixing pin and the second fixing pin, the first fixing pin and the second fixing pin are respectively connected to two sides of the insulating base, the first fixing pin and the second fixing pin are respectively fixed in the first fixing groove and the second fixing groove for stably limiting the middle portions of the first terminal and the second terminal in the insulating base, and the other end of the metal hook extends out of a third fixing pin and a fourth fixing pin, the third fixing pin and the fourth fixing pin respectively extend out of two sides of the insulating seat, and one end of the first terminal and one end of the second terminal extend out of the insulating seat and then are located between the third fixing pin and the fourth fixing pin.

3. The data line connector of claim 2, characterized in that the connector body further comprises a first connection spring and a second connection spring, the first connection spring and the second connection spring are respectively fixed on the upper inner wall and the lower inner wall of the insulating base, the first connection spring is located between the upper inner wall of the insulating base and the first terminal, the second connection spring is located between the lower inner wall of the insulating base and the second terminal, the first connection spring and the second connection spring are both provided with more than 2 bent buffer pieces, and the insulating base is further provided with buffer slots matched with the buffer pieces at positions corresponding to the buffer pieces of the first connection spring and the second connection spring respectively.

4. The data line connector of claim 2, wherein the connector body further includes a first terminal fixing seat and a second terminal fixing seat, the first terminal is fixed in the first terminal fixing seat by integral injection molding, the second terminal is fixed in the second terminal fixing seat by integral injection molding, when the metal hook is inserted into the insulating seat, the metal hook is located between the first terminal fixing seat and the second terminal fixing seat, a first connecting post is fixed on one surface of the first terminal fixing seat facing the metal hook by integral molding, a first connecting slot is formed at a position of the metal hook relative to the first connecting post, a second connecting post is fixed on one surface of the second terminal fixing seat facing the metal hook by integral molding, and a second connecting slot is formed at a position of the metal hook relative to the second connecting post.