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CN-224217731-U - Three-way opposite-plug PCB terminal structure

CN224217731UCN 224217731 UCN224217731 UCN 224217731UCN-224217731-U

Abstract

The utility model relates to a three-way opposite-plug PCB terminal structure which comprises a conductive body, a first plug interface, a second plug interface and a third plug interface, wherein the first plug interface, the second plug interface and the third plug interface are arranged on the conductive body, the conductive body is provided with a cavity, the first plug interface is communicated with the cavity to form a first plug channel, the second plug interface is communicated with the cavity to form a second plug channel, the third plug interface is communicated with the cavity to form a third plug channel, the extending direction of the first plug channel is parallel to the extending direction of the second plug channel, and the extending direction of the third plug channel is crossed with the extending direction of the first plug channel. The three-way opposite-plug design of the utility model realizes three electric connections in different directions, greatly reduces the space occupied by using a plurality of terminals due to the requirement of multidirectional connection, effectively improves the space utilization rate of the PCB, facilitates the insertion of external male terminals due to the arrangement of the guide part, further enhances the stability and reliability of connection, and reduces the risk of electric faults caused by connection looseness.

Inventors

  • ZHU FENG
  • ZHENG XIAOLONG
  • SUN HUA

Assignees

  • 广东鸿儒技术有限公司

Dates

Publication Date
20260508
Application Date
20250430

Claims (10)

  1. 1. A three-way opposite-plug PCB terminal structure is characterized by comprising a female terminal piece, wherein the female terminal piece is provided with a conductive body (1), a first plug-in port (2), a second plug-in port (3) and a third plug-in port (4) which are arranged on the conductive body (1), an external male terminal is inserted into the plug-in port and is electrically communicated with the conductive body (1), the conductive body (1) is provided with a cavity (5), the first plug-in port (2) is communicated with the cavity (5) to form a first plug-in channel, the second plug-in port (3) is communicated with the cavity (5) to form a second plug-in channel, the third plug-in port (4) is communicated with the cavity (5) to form a third plug-in channel, the extending direction of the first plug-in channel is parallel to the extending direction of the second plug-in channel, and the extending direction of the third plug-in channel is crossed with the extending direction of the first plug-in channel.
  2. 2. The three-way opposite-plug PCB terminal structure according to claim 1, wherein the conductive body (1) is provided with a main body, a first side plate (6) and a second side plate (7) which are arranged on two sides of the main body in a protruding mode, a cavity (5) is formed by surrounding the main body, the first side plate (6) and the second side plate (7), the first plug-in connector (2) and the second plug-in connector (3) are respectively arranged at two ends of the cavity (5), and the first plug-in channel is communicated with the second plug-in channel.
  3. 3. The three-way opposite-plug PCB terminal structure of claim 1, wherein a first clamping plate (61) and a second clamping plate (71) are arranged on one side, facing the cavity (5), of the conductive body (1), and after an external male terminal enters the cavity (5) through the first plug interface (2), the second plug interface (3) or the third plug interface (4), the first clamping plate (61) and the second clamping plate (71) are matched to clamp and conduct the external male terminal.
  4. 4. A three-way opposite-plug PCB terminal structure according to claim 3, wherein the first clamping plate (61) is connected with the first side plate (6) through the first connecting part (62), the second clamping plate (71) is connected with the second side plate (7) through the second connecting part (72), the first connecting part (62) and the second connecting part (72) are U-shaped, the number of the first connecting part (62) and the number of the second connecting part (72) are respectively two, and the first connecting part (62) and the second connecting part (72) have elasticity, so that the clamping force of the first clamping plate (61) and the second clamping plate (71) can be increased.
  5. 5. The three-way opposite-plug PCB terminal structure of claim 4, wherein the first clamping plate (61) is provided with a first protruding part (63), the second clamping plate (71) is provided with a second protruding part (73), the first protruding part (63) protrudes from the body of the first clamping plate (61) towards the direction of the second clamping plate (71), the second protruding part (73) protrudes from the body of the second clamping plate (71) towards the direction of the first clamping plate (61), and the first protruding part (63) and the second protruding part (73) are respectively abutted against two sides of an external male terminal.
  6. 6. The three-way opposite-plug PCB terminal structure of claim 5, wherein the distance between one end of the first clamping plate (61) close to the first connecting part (62) and one end of the second clamping plate (71) close to the second connecting part (72) is larger than the distance between the first protruding part (63) and the second protruding part (73), one end of the first clamping plate (61) close to the first connecting part (62) and one end of the second clamping plate (71) close to the second connecting part (72) are surrounded to form a horn-shaped first plug-in channel, and the distance between the free end of the first clamping plate (61) and the free end of the second clamping plate (71) is larger than the distance between the first protruding part (63) and the second protruding part (73), and the free end of the first clamping plate (61) and the free end of the second clamping plate (71) are surrounded to form a horn-shaped second plug-in channel.
  7. 7. The three-way opposite-plug PCB terminal structure of claim 4, wherein a guide part is further arranged on one side, facing the cavity (5), of the conductive body (1), the guide part comprises a first guide lug (64) arranged on the first clamping plate (61) and a second guide lug (74) arranged on the second clamping plate (71), the first guide lug (64) and the second guide lug (74) are positioned in the cavity (5), the first guide lug (64) and the second guide lug (74) are obliquely arranged, the distance between one end, close to the first clamping plate (61), of the first guide lug (64) and one end, close to the second clamping plate (71), of the second guide lug (74) is smaller than the distance between the free end of the first guide lug (64) and the free end of the second guide lug (74), and a third plug-in channel formed by a horn mouth is formed by encircling the first guide lug (64) and the second guide lug (74).
  8. 8. The three-way opposite-plug PCB terminal structure of claim 7, wherein the conductive body (1) is provided with a first baffle plate (65) and a second baffle plate (75) which are coplanar and arranged at intervals, a gap between the first baffle plate (65) and the second baffle plate (75) forms a third plug-in port (4), and the free ends of the first guide lug (64) and the free ends of the second guide lug (74) are respectively blocked by the first baffle plate (65) and the second baffle plate (75).
  9. 9. The three-way opposite-plug PCB terminal structure of claim 1, wherein a plug pin (8) is arranged on one side of the conductive body (1) facing the external board end, the conductive body (1) is electrically connected with the external board end through the plug pin (8), and the external board end is provided with a plug through hole communicated with the first plug interface (2) or the second plug interface (3).
  10. 10. A three-way opposite-plug PCB terminal structure as set forth in claim 7, wherein the free ends of the first guide lug (64), the second guide lug (74) and/or the free ends of the first clamping plate (61) and the free ends of the second clamping plate (71) are respectively provided with a collision part for collision on the inner wall of the cavity (5).

Description

Three-way opposite-plug PCB terminal structure Technical Field The utility model relates to the technical field of electronic elements, and particularly discloses a three-way opposite-plug PCB terminal structure. Background In modern electronic devices, a Printed Circuit Board (PCB) serves as an important electronic component, and plays a key role in connecting various electronic components. The structural design of the PCB terminals, which are important components for achieving electrical connection of the PCB to other components, directly affects the performance and reliability of the electronic device. With the development of electronic devices toward miniaturization and integration, higher requirements are put on space utilization efficiency and connection flexibility of PCB terminals. The traditional PCB terminal structure can only realize connection in a single direction or a limited direction, and when multi-direction electrical connection is needed, a plurality of terminals are often needed to be combined, so that the layout difficulty of the PCB is increased, a large amount of space is occupied, the production cost is increased, the equipment volume is increased, and meanwhile, the stability and the reliability of connection are reduced. Therefore, developing a PCB terminal structure that can realize multidirectional opposite insertion, has high space utilization and is stable in connection is a problem to be solved in the current electronic component field. Disclosure of utility model In order to overcome the defects and shortcomings in the prior art, the utility model aims to provide a three-way opposite-plug PCB terminal structure. In order to achieve the purpose, the three-way opposite-plug PCB terminal structure comprises a female terminal piece, wherein the female terminal piece is provided with a conductive body, a first plug-in port, a second plug-in port and a third plug-in port, the first plug-in port, the second plug-in port and the third plug-in port are arranged on the conductive body, an external male terminal is inserted into the plug-in port and is electrically conducted with the conductive body (1), the conductive body is provided with a cavity, the first plug-in port is communicated with the cavity to form a first plug-in channel, the second plug-in port is communicated with the cavity to form a second plug-in channel, the third plug-in port is communicated with the cavity to form a third plug-in channel, the extending direction of the first plug-in channel is parallel to the extending direction of the second plug-in channel, and the extending direction of the third plug-in channel is crossed with the extending direction of the first plug-in channel. The conductive body is provided with a main body, a first side plate and a second side plate, wherein the first side plate and the second side plate are arranged on two sides of the main body in a protruding mode, a cavity is formed by surrounding the main body, the first side plate and the second side plate, the first plug-in port and the second plug-in port are respectively located at two ends of the cavity, and the first plug-in channel is communicated with the second plug-in channel. Further, a first clamping plate and a second clamping plate are arranged on one side, facing the cavity, of the conductive body, and after the external male terminal enters the cavity through the first plug interface, the second plug interface or the third plug interface, the first clamping plate and the second clamping plate are matched to clamp and conduct the external male terminal. The first clamping plate is connected with the first side plate through the first connecting portion, the second clamping plate is connected with the second side plate through the second connecting portion, the first connecting portion and the second connecting portion are U-shaped, and the first connecting portion and the second connecting portion are elastic and are used for increasing clamping force of the first clamping plate and the second clamping plate. Further, the first clamping plate is provided with a first protruding portion, the second clamping plate is provided with a second protruding portion, the first protruding portion protrudes from the body of the first clamping plate towards the direction of the second clamping plate, the second protruding portion protrudes from the body of the second clamping plate towards the direction of the first clamping plate, and the first protruding portion and the second protruding portion respectively abut against two sides of the external male terminal. Further, the distance between one end of the first clamping plate, which is close to the first connecting portion, and one end of the second clamping plate, which is close to the second connecting portion, is larger than the distance between the first protruding portion and the second protruding portion, a first plugging channel is formed by surrounding one end of the firs