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CN-224217755-U - Single-row patch type double-layer USB3.0 connector

CN224217755UCN 224217755 UCN224217755 UCN 224217755UCN-224217755-U

Abstract

The utility model discloses a single-row patch type double-layer USB3.0 connector which comprises a metal shell, an insulating body, an upper row of terminal groups and a lower row of terminal groups, wherein each upper terminal of the upper row of terminal groups and each lower terminal of the lower row of terminal groups are designed in an SMT mode, tail ends of each upper terminal of the upper row of terminal groups extend out of the rear side of the bottom of the insulating body and are bent backwards by 90 degrees, so that patch type upper terminal welding legs are formed, tail ends of each lower terminal of the lower row of terminal groups extend out of the rear side of the bottom of the insulating body and are bent backwards by 90 degrees, patch type lower terminal welding legs are formed, the upper terminal welding legs are positioned between two adjacent lower terminal welding legs, and each upper terminal welding leg and each lower terminal welding leg are arranged in a single row along the length direction of the insulating body.

Inventors

  • ZHAO ZHEN

Assignees

  • 深圳市连迅电子科技有限公司

Dates

Publication Date
20260508
Application Date
20250605

Claims (10)

  1. 1. The single-row patch type double-layer USB3.0 connector is characterized by comprising a metal shell, an insulating body, an upper-row terminal group and a lower-row terminal group, wherein the metal shell is covered outside the insulating body, the front end of the metal shell is provided with an opening communicated with an inner cavity of the metal shell, the front end of the insulating body is provided with an upper tongue plate and a lower tongue plate which are horizontally arranged and arranged in the inner cavity of the metal shell, the main part of each upper terminal of the upper-row terminal group is embedded in the insulating body, the head end of each upper terminal is exposed from the bottom of the upper tongue plate, the tail end of each upper terminal extends out of the rear side of the bottom of the insulating body and is bent backwards by 90 degrees, so that patch type upper terminal welding legs are formed, the main part of each lower terminal of the lower-row terminal group is embedded in the insulating body, the head end of each lower terminal is exposed from the bottom of the lower tongue plate, the tail end of each lower terminal extends out of the rear side of the bottom of the insulating body and is bent backwards by 90 degrees, and accordingly patch type lower terminal legs are formed, the upper terminal welding legs and the adjacent upper terminal welding legs and the lower terminal welding legs are arranged along the direction of the insulating body.
  2. 2. The single-row patch dual-layer USB3.0 connector of claim 1, wherein the upper terminals of the upper-row terminal group comprise a first upper terminal and a second upper terminal, the second upper terminal is positioned between two adjacent first upper terminals, the head of the first upper terminal is provided with a square first upper terminal contact part, the head of the second upper terminal is provided with a V-shaped second upper terminal elastic contact part, and the first upper terminal contact part is positioned in front of the second upper terminal elastic contact part; The lower terminals of the lower terminal group comprise a first lower terminal and a second lower terminal, the second lower terminal is located between two adjacent first lower terminals, the head of the first lower terminal is provided with a square first lower terminal contact part, the head of the second lower terminal is provided with a V-shaped second lower terminal elastic contact part, and the first lower terminal contact part is located in front of the second lower terminal elastic contact part.
  3. 3. The single-row patch type double-layer USB3.0 connector of claim 2, wherein the first upper terminal contact part is exposed outside the upper tongue plate from the front end position of the bottom of the upper tongue plate, and the second upper terminal elastic contact part extends to the lower part of the upper tongue plate from the first through hole of the upper tongue plate; The first lower terminal contact part is exposed outside the lower tongue plate from the front end position of the bottom of the lower tongue plate, and the second lower terminal elastic contact part extends to the lower part of the lower tongue plate from the second through hole of the lower tongue plate.
  4. 4. The single-row patch type double-layer USB3.0 connector of claim 1, wherein the insulating body comprises an upper insulating seat and a lower insulating seat, the lower insulating seat is arranged at the lower end of the upper insulating seat, the upper tongue plate is connected at the front end of the upper insulating seat, and the lower tongue plate is connected at the front end of the lower insulating seat.
  5. 5. The single-row patch type double-layer USB3.0 connector of claim 4, wherein the back of the upper insulating seat is provided with an upper insulating back plate which is longitudinally arranged, the upper insulating back plate is arranged on the back of the lower insulating seat, the upper row of terminal groups are embedded in the upper insulating seat, tail ends of all upper terminals of the upper row of terminal groups extend out of the bottom of the upper insulating back plate, the lower row of terminal groups are embedded in the lower insulating seat, and tail ends of all lower terminals of the lower row of terminal groups extend out of the bottom of the lower insulating seat.
  6. 6. The single row patch dual layer USB3.0 connector of claim 4, wherein the upper insulator base and the lower insulator base are different in color.
  7. 7. The single-row patch type double-layer USB3.0 connector of claim 1, wherein the left side and the right side of the bottom of the insulating body are respectively provided with a balance cushion block which is horizontally arranged, and the balance cushion blocks are positioned below the bottom of the metal shell.
  8. 8. The single-row patch type double-layer USB3.0 connector of claim 1, wherein a partition block positioned between the upper tongue plate and the lower tongue plate is arranged at the front end of the insulating body, a U-shaped metal spring piece is arranged on the partition block, first propping spring pieces are respectively arranged at the top and the bottom of the metal spring piece, back buckles are respectively arranged at the left side and the right side of the top and the left side and the right side of the bottom of the metal spring piece, buckling holes are respectively arranged at the left side and the right side of the metal shell, and the back buckles are respectively clamped in the corresponding buckling holes.
  9. 9. The single-row patch type double-layer USB3.0 connector of claim 8, wherein the top rear end and/or the bottom rear end of the metal spring piece are/is provided with inserting blocks, the insulating body is provided with inserting grooves, and the inserting blocks of the metal spring piece are inserted into the corresponding inserting grooves.
  10. 10. The single-row patch type double-layer USB3.0 connector of claim 1, wherein the top, the bottom, the left side and the right side of the metal shell are respectively provided with a second pressing spring piece, the left side and the right side of the bottom of the metal shell are respectively provided with a positioning pin, and the back of the metal shell is provided with a shell back plate.

Description

Single-row patch type double-layer USB3.0 connector Technical Field The utility model relates to the technical field of connectors, in particular to a single-row patch type double-layer USB3.0 connector. Background With the development of technology, the USB connector is developed from USB1.0 to USB3.0, the transmission speed is greatly improved, and the maximum transmission broadband reaches 5 Gabs. However, the USB3.0 connector commonly used in the market at present is generally of a single-layer structure, and has only one interface, which cannot meet the use needs of users. To solve this problem, some double-layer USB connectors, such as a double-layer USB3.0 connector with a number CN 215579205U, are gradually developed in the market, and the double-layer USB3.0 connector includes a housing, an insulating body disposed in the housing, upper terminals and lower terminals longitudinally distributed on the insulating body, and a partition member disposed between the upper terminals and the lower terminals, which is relatively stable during the plugging process. However, the double-layer USB3.0 connector still has the defects that the upper and lower rows of terminals of the double-layer USB3.0 connector are of a DIP structure, the soldering feet of the terminals are required to be vertically inserted into the insertion holes of the circuit board for welding, the Surface Mount Technology (SMT) can not be realized, and the soldering feet of the terminals are divided into four rows from front to back for arrangement, so that four times of welding are required, and the welding efficiency is greatly reduced. Disclosure of utility model The utility model aims to overcome the defects in the prior art, and provides a single-row patch type double-layer USB3.0 connector, wherein all terminals are designed by adopting an SMT (surface mount technology) mode, welding pins of all terminals are arranged in a single row mode, welding is simpler, welding efficiency is greatly improved, maintenance is more convenient, and production cost is effectively reduced. In order to achieve the above-mentioned objective, the present utility model provides a single-row patch type double-layer USB3.0 connector, which comprises a metal housing, an insulating body, an upper row terminal group and a lower row terminal group, wherein the metal housing is covered outside the insulating body, the front end of the metal housing is provided with an opening communicating with the inner cavity of the metal housing, the front end of the insulating body is provided with an upper tongue plate and a lower tongue plate which are horizontally arranged and are arranged in the inner cavity of the metal housing, the main body part of each upper terminal of the upper row terminal group is embedded in the insulating body, the head end of each upper terminal is exposed from the bottom of the upper tongue plate, the tail end of each upper terminal is extended from the rear side of the bottom of the insulating body and bent backwards by 90 degrees, so as to form patch type upper terminal soldering legs, the main body part of each lower terminal of the lower row terminal group is embedded in the insulating body, the tail end of each lower terminal is exposed from the bottom of the lower tongue plate, the tail end of each lower terminal is extended from the rear side of the bottom of the insulating body and bent backwards by 90 degrees, so that the upper terminal and lower terminal soldering legs of each upper terminal are arranged along the length of the adjacent upper terminal and lower terminal soldering leg of the upper terminal are arranged along the direction. Preferably, the upper terminals of the upper terminal group include a first upper terminal and a second upper terminal, the second upper terminal is located between two adjacent first upper terminals, the head of the first upper terminal is provided with a square first upper terminal contact portion, the head of the second upper terminal is provided with a V-shaped second upper terminal elastic contact portion, and the first upper terminal contact portion is located in front of the second upper terminal elastic contact portion. Preferably, the lower terminals of the lower terminal group include a first lower terminal and a second lower terminal, the second lower terminal is located between two adjacent first lower terminals, the head of the first lower terminal is provided with a square first lower terminal contact portion, the head of the second lower terminal is provided with a V-shaped second lower terminal elastic contact portion, and the first lower terminal contact portion is located in front of the second lower terminal elastic contact portion. Preferably, the first upper terminal contact portion is exposed outside the upper tongue plate from a bottom front end position of the upper tongue plate, and the second upper terminal elastic contact portion extends below the upper tongue plate from