阅读说明：本技术 一种强度高且防水等级高的type-c连接器 (TYPE-C connector with high strength and high waterproof grade ) 是由 卢明刚 王玉田 于 2019-10-21 设计创作，主要内容包括：本发明揭示了一种强度高且防水等级高的TYPE-C连接器,其包括埋射成型为一体结构的塑胶端子组件、将所述塑胶端子组件包裹在内的内铁壳、密封所述塑胶端子组件与所述内铁壳之间缝隙的内密封圈、包裹在所述内铁壳外周的外铁壳、套设在所述内铁壳表面且密封所述内铁壳与所述外铁壳之间缝隙的外密封圈,所述内铁壳的一表面设置有刺破口且在所述刺破口处向内弯折形成有插接弹片,所述外铁壳通过一闭环焊接线与所述内铁壳通过激光镭射焊接在一起,所述闭环焊接线将所述刺破口包围在内,使得所述内铁壳上的所述刺破口被所述外铁壳封住实现密封。本发明耐破坏度高且防水等级高,内部的塑胶端子主体与内外铁壳的连接强度高,产品质量稳定。(The invention discloses a TYPE-C connector with high strength and high waterproof grade, which comprises a plastic terminal assembly, an inner iron shell, an inner sealing ring, an outer iron shell, an outer sealing ring and an outer sealing ring, wherein the plastic terminal assembly is embedded and formed into an integral structure, the inner iron shell wraps the plastic terminal assembly, the inner sealing ring seals a gap between the plastic terminal assembly and the inner iron shell, the outer iron shell wraps the periphery of the inner iron shell, the outer sealing ring is sleeved on the surface of the inner iron shell and seals a gap between the inner iron shell and the outer iron shell, a puncture hole is formed in one surface of the inner iron shell, the puncture hole is inwards bent to form an insertion elastic sheet, the outer iron shell is welded with the inner iron shell through laser by a closed-loop welding line, and the laser puncture hole is surrounded by the closed-loop welding line, so that the puncture hole in the inner iron shell is sealed by the outer iron shell to realize sealing. The invention has high damage resistance and waterproof grade, the connection strength of the internal plastic terminal main body and the inner and outer iron shells is high, and the product quality is stable.)

1. The utility model provides a TYPE-C connector that intensity is high and waterproof grade is high which characterized in that: it is including burying the plastic terminal subassembly of injection moulding structure as an organic whole, will interior iron-clad including the plastic terminal subassembly parcel, seal the plastic terminal subassembly with the interior sealing washer in gap between the interior iron-clad, parcel are in the outer iron-clad, the cover of interior iron-clad periphery are established interior iron-clad surface and seal interior iron-clad with the external seal circle in gap between the outer iron-clad, a surface of interior iron-clad is provided with the puncture and is in puncture department is inwards buckled and is formed with the grafting shell fragment, outer iron-clad through a closed-loop weld line with interior iron-clad passes through laser welding together, closed-loop weld line will including the puncture surrounds, make on the interior iron-clad puncture is sealed the realization is sealed by outer iron-clad.

2. The high strength and high waterproof grade TYPE-C connector of claim 1, wherein: the plastic terminal subassembly includes with public grafting to inserting the grafting pin section of being connected, be located the back end and the shutoff interior iron-clad inner space's annular protrusion and shutoff portion, by annular protrusion with the shutoff portion is around forming and being used for accomodating the second ring channel of interior sealing washer.

3. The high strength and high waterproof grade TYPE-C connector of claim 2, wherein: the tail end upper surface of shutoff portion is provided with first draw-in groove, the tail end lower surface is provided with the second draw-in groove, the tail end of interior iron-clad is provided with the card and goes into the first spacing portion of first draw-in groove, card go into the spacing portion of second draw-in groove.

4. The high strength and high waterproof grade TYPE-C connector of claim 2, wherein: the front end of the plugging part is provided with a blocking surface for blocking the tail end of the inner iron shell, and the tail end shell of the inner iron shell is provided with a notch so that the tail end shell of the inner iron shell abuts against the blocking surface.

5. The high strength and high waterproof grade TYPE-C connector of claim 2, wherein: the plastic terminal subassembly is including being located the a pair of ground terminal of both sides, ground terminal's one end is provided with the first portion of bending and the second portion of bending of buckling downwards that makes progress, first portion of bending with the second portion of bending all exposes the bellied surface of annular.

6. The high strength and high waterproof grade TYPE-C connector of claim 5, wherein: the upper surface and the lower surface of the inner iron shell are respectively welded with the top end of the first bending part and the top end of the second bending part of the grounding terminal.

7. The high strength and high waterproof grade TYPE-C connector of claim 1, wherein: the interior iron-clad is buckled the shaping and is formed with first pair of wiring on a surface by a panel, be formed with a plurality of dovetail groove shapes on the first pair of wiring and realize seamless butt joint together through laser welding and improve waterproof performance.

8. The high strength and high waterproof grade TYPE-C connector of claim 1, wherein: the inner side surface of the outer iron shell is provided with a plurality of salient points, so that the inner iron shell and the outer iron shell can be completely attached to each other.

9. The high strength and high waterproof grade TYPE-C connector of claim 1, wherein: the front end periphery of the inner iron shell is outwards turned over with a first outward turning retaining ring, the front end periphery of the outer iron shell is outwards turned over with a second outward turning retaining ring, and a first annular groove for limiting the position of the outer retaining ring is formed between the first outward turning retaining ring and the second outward turning retaining ring.

10. The high strength and high waterproof grade TYPE-C connector of claim 5, wherein: the plastic terminal component comprises a first plastic part, an upper row of terminal groups, a lower row of terminal groups and the grounding terminal which are formed into a plastic component by embedding and injecting the first plastic part, and a second plastic part which is formed into a whole by embedding and injecting the plastic component.

[ technical field ] A method for producing a semiconductor device

The invention belongs to the technical field of connectors, and particularly relates to a TYPE-C connector with high strength and high waterproof grade.

[ background of the invention ]

The use of connectors is becoming more and more widespread in the automotive field, the field of electronic mobile terminal equipment or computer electronic equipment, and with the widespread use of connectors, people put higher demands on connectors, such as waterproofing. The traditional process is that the main body is in interference fit with the iron shell firstly, and then the glue at the rear end is sealed, so that the process is high in cost and low in efficiency, the glue is affected by the environment and can be varied, and the reliability is poor. In the prior art, the water prevention adopts dispensing water prevention and sealing ring water prevention, but the air tightness is still insufficient; the waterproof connector has more parts, complex assembly and higher cost; the assembly binding force is influenced by the assembly quality due to the large number of parts, and the fitting cracks between the parts are large, so that the air tightness and the water resistance of the whole product are greatly reduced; and the inserting main body is easy to loosen with the external iron shell after being inserted and pulled for many times, so that the strength of the product is reduced, and poor electrical contact is generated.

Therefore, it is necessary to provide a TYPE-C connector having high strength and high waterproof rating to solve the above problems.

[ summary of the invention ]

The invention aims to provide a TYPE-C connector with high strength and high waterproof grade, and the overall connection strength is high and the waterproof grade is high.

The invention realizes the purpose through the following technical scheme: the utility model provides a high and high TYPE-C connector of waterproof grade of intensity, its including bury the plastic terminal subassembly of injection moulding structure as an organic whole, will interior indisputable shell including plastic terminal subassembly parcel, seal the plastic terminal subassembly with the inner seal circle in gap, parcel between the interior indisputable shell are in the outer indisputable shell, the cover of interior indisputable shell periphery are established interior indisputable shell surface and sealed interior indisputable shell with the outer seal circle in gap between the outer indisputable shell, a surface of interior indisputable shell is provided with the puncture mouth and is in puncture mouth department is inwards buckled and is formed with the grafting shell fragment, outer indisputable shell through a closed loop weld line with interior indisputable shell passes through the laser welding together, closed loop weld line will including the puncture mouth surrounds, make on the interior indisputable shell puncture mouth quilt the outer indisputable shell seals and realizes sealedly.

Furthermore, the plastic terminal subassembly includes the grafting pin section of being connected with public affairs are inserted to inserting, be located the back end and the shutoff interior iron-clad inner space's annular protrusion and shutoff portion, by annular protrusion with the shutoff portion is around the second ring channel that forms and be used for accomodating interior sealing washer.

Further, the tail end upper surface of shutoff portion is provided with first draw-in groove, the tail end lower surface is provided with the second draw-in groove, the tail end of interior iron-clad is provided with the card and goes into the first spacing portion of first draw-in groove, card go into the spacing portion of second draw-in groove.

Furthermore, a blocking surface for blocking the tail end of the inner iron shell is formed at the front end of the blocking part, and a gap is formed in the tail end shell of the inner iron shell to enable the tail end shell of the inner iron shell to abut against the blocking surface.

Furthermore, the plastic terminal assembly comprises a pair of ground terminals located on two sides, one end of each ground terminal is provided with a first bending portion bent upwards and a second bending portion bent downwards, and the first bending portion and the second bending portion are exposed on the surface of the annular protrusion.

Furthermore, the upper surface and the lower surface of the inner iron shell are respectively welded with the top end of the first bending part and the top end of the second bending part of the grounding terminal.

Furthermore, the interior iron-clad is buckled the shaping and is formed with first pair of wiring by a panel on a surface, be formed with a plurality of dovetail groove shapes on the first pair of wiring and realize seamless butt joint together through laser welding and improve waterproof performance.

Furthermore, a plurality of salient points are arranged on the inner side surface of the outer iron shell, so that the inner iron shell and the outer iron shell can be completely attached to each other.

Furthermore, a first outward turning retaining ring is turned over outwards on the periphery of the front end of the inner iron shell, a second outward turning retaining ring is turned over outwards on the periphery of the front end of the outer iron shell, and a first annular groove for limiting the position of the outer retaining ring is formed between the first outward turning retaining ring and the second outward turning retaining ring.

Furthermore, the plastic terminal assembly comprises a first plastic part, an upper row of terminal groups, a lower row of terminal groups and the grounding terminal which are formed into a plastic component by embedding and injection molding with the first plastic part, and a second plastic part which is formed into a whole by embedding and injection molding with the plastic component.

Compared with the prior art, the TYPE-C connector with high strength and high waterproof grade has the beneficial effects that:

1) dovetail groove butt joint lines are designed on the inner iron shell and the outer iron shell, and the iron shells are sealed by laser welding, so that the damage resistance and the waterproof grade of the product are greatly improved;

2) the inner iron shell and the outer iron shell are welded together by laser on the periphery of the elastic sheet slotted hole of the inner iron shell, so that the sealing performance of the inner iron shell is improved, and the waterproof grade of the product is improved;

3) on the basis of the structure for improving the waterproof grade, a double-seal-ring waterproof structure of an inner seal ring and an outer seal ring is combined, so that the waterproof grade of the product reaches 4 grades;

4) the outer sealing ring is effectively prevented from falling off by the flanging design around the inner iron shell and the outer iron shell, other structures are not additionally arranged, and the risk of damaging the sealing performance caused by multi-structure assembly is avoided;

5) the tip of iron shell sets up the spacing portion of card income plastic terminal main part draw-in groove including to pass through welded connection with the ground terminal in interior iron shell and the plastic terminal main part, and interior iron shell and outer iron shell welding together, the bulk strength and the joint strength of product have been improved greatly, further set up a plurality of bumps in the iron shell inboard, guarantee that interior and exterior iron shell is hugged closely completely, the effectual inside plastic terminal main part that prevents withdraws from the iron shell, strengthen the firmness of product, and guarantee welding strength and waterproof performance.

[ description of the drawings ]

FIG. 1 is a schematic illustration of an explosive structure according to an embodiment of the present invention;

FIG. 2 is a perspective view of an upper surface of a plastic terminal assembly according to an embodiment of the present invention;

FIG. 3 is a perspective view of a bottom surface of a plastic terminal assembly according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a ground terminal according to an embodiment of the present invention;

FIG. 5 is a schematic top view perspective view of an inner iron shell according to an embodiment of the present invention;

FIG. 6 is a schematic perspective view of a bottom surface of the inner iron shell according to an embodiment of the present invention;

FIG. 7 is a schematic view of the combination structure of the inner iron shell and the outer iron shell according to the embodiment of the present invention;

FIG. 8 is a schematic structural diagram of an outer iron shell according to an embodiment of the present invention;

FIG. 9 is a top view assembly of the present invention;

FIG. 10 is a schematic view of a bottom view assembly structure according to an embodiment of the present invention;

the figures in the drawings represent:

the TYPE-C connector is high in strength and waterproof grade of 100;

1, a plastic terminal assembly, 11 a first plastic part, 12 an upper row terminal set, 13 a lower row terminal set, 14 a grounding terminal, 141 a first bending part, 142 a second bending part, 15 a second plastic part, 16 an inserting pin section, 17 an annular bulge, 18 a blocking part, 19 a second annular groove, 110 a first clamping groove, 111 a second clamping groove, 112 a limiting column, 113 a clamping groove and 114 a blocking surface;

2, an inner iron shell, 21 a first pair of connecting wires, 211 a dovetail groove shape, 212 riveting reinforcing points, 22 piercing openings, 23 inserting elastic pieces, 24 a first outward turning retaining ring, 25 a first limiting part, 26 a second limiting part and 27 a protruding part;

3, inner sealing ring;

4, an outer iron shell, 41 closed-loop welding lines, 42 second outward-turning retainer rings, 43 avoidance openings, 44 second pairs of connecting lines and 45 salient points;

5 a first annular groove; 6 outer sealing ring.

[ detailed description ] embodiments