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CN-122000726-A - Waterproof battery connector

CN122000726ACN 122000726 ACN122000726 ACN 122000726ACN-122000726-A

Abstract

The invention discloses a waterproof battery connector which comprises an insulating body, a power terminal, a signal terminal, a first waterproof ring and a waterproof piece, wherein a groove is formed in the front end face of the insulating body, a plug-in part extends out of the bottom face of the groove, a power plug-in cavity and a signal plug-in cavity are formed in the plug-in part, the power terminal is embedded in the power plug-in cavity, and the signal terminal is embedded in the signal plug-in cavity. Through set up the trench and set up the waterproof groove on insulator's rear end face at insulator's preceding terminal surface, the cooperation is inlayed and is established first waterproof circle on the ring channel again, this waterproof piece is formed in waterproof inslot through the mode of encapsulating, waterproof piece parcel local power crimping portion's periphery and local signal crimping portion's periphery, first waterproof circle provides waterproof performance for the grafting end of connector, prevent outside moisture entering power grafting chamber and signal grafting chamber, when outside moisture entering power grafting chamber or signal grafting chamber, waterproof piece effectively prevents outside moisture entering the inside equipment that the connector belonged.

Inventors

  • HU HAIXI
  • ZHENG KUI

Assignees

  • 东莞市胜壹精密制造有限公司

Dates

Publication Date
20260508
Application Date
20241105

Claims (9)

  1. 1. A waterproof battery connector is characterized by comprising an insulating body, a power terminal, a signal terminal, a first waterproof ring and a waterproof piece; The front end face of the insulating body is provided with a groove position and an annular groove, the bottom end face of the groove position extends forwards to form a plug-in part, the plug-in part is provided with a power supply plug-in cavity and a signal plug-in cavity, the rear end face of the insulating body is provided with a waterproof groove, and the waterproof groove is communicated with the power supply plug-in cavity and the signal plug-in cavity; the power terminal is embedded in the power plug-in cavity and comprises a power contact part, a power main body part and a power crimping part which are connected in an integrated manner from front to back, wherein the power contact part and the power main body part are both positioned in the power plug-in cavity, and the power crimping part extends out of the waterproof groove from the power plug-in cavity backwards; The signal terminal is embedded in the signal inserting cavity and comprises a signal contact part, a signal main body part and a signal crimping part which are connected in an integrated manner from front to back, wherein the signal contact part and the signal main body part are both positioned in the signal inserting cavity, and the signal crimping part extends out of the waterproof groove from the signal inserting cavity backwards; The waterproof piece is molded in the waterproof groove in a glue filling mode, and the waterproof piece wraps the periphery of the local power supply crimping part and the periphery of the local signal crimping part.
  2. 2. The waterproof battery connector of claim 1, wherein the waterproof tank has a first boss and a second boss protruding from a top surface thereof, the first boss having a first hollow groove, the power supply pressure-bonding section extending rearward from the top surface of the first hollow groove to an outside of the waterproof tank, the second boss having a second hollow groove, the signal pressure-bonding section extending rearward from the top surface of the second hollow groove to an outside of the waterproof tank.
  3. 3. The waterproof battery connector of claim 1, wherein the power supply main body is sleeved with a second waterproof ring, the second waterproof ring is tightly contacted with the inner wall surface of the power supply plug-in cavity, the signal main body is sleeved with a third waterproof ring, and the third waterproof ring is tightly contacted with the inner wall surface of the signal plug-in cavity.
  4. 4. The waterproof battery connector of claim 1, wherein a first protruding portion is arranged in the power supply plug cavity, a first retaining ring is sleeved on the power supply contact portion, a first retaining portion is arranged on the first retaining ring and is in limit fit with the first protruding portion, a second protruding portion is arranged in the signal plug cavity, a second retaining ring is sleeved on the signal contact portion, a second retaining portion is arranged on the second retaining ring, and the second retaining portion is in limit fit with the second protruding portion.
  5. 5. The waterproof battery connector of claim 1, wherein the power contact portion is provided with a power contact cavity, a first crown spring is arranged in the power contact cavity, the first crown spring is in contact with the inner wall of the power contact cavity, the signal contact portion is provided with a signal contact cavity, a second crown spring is arranged in the signal contact cavity, and the second crown spring is in contact with the inner wall of the signal contact cavity.
  6. 6. The waterproof battery connector of claim 1, wherein the front end surface of the insulating body is provided with a fixing hole, and a threaded piece is embedded in the fixing hole and provided with a screw hole.
  7. 7. The waterproof battery connector of claim 1, wherein the first waterproof ring has an H-shaped cross section.
  8. 8. The waterproof battery connector of claim 1, wherein the plug-in portion is provided with a fool-proof groove.
  9. 9. The waterproof battery connector of claim 8, wherein the plug-in portion comprises a first plug-in insulating body and a second plug-in insulating body, the first plug-in insulating body and the second plug-in insulating body are arranged in the groove, the power supply plug-in cavity is formed in the first plug-in insulating body, the signal plug-in cavity is formed in the second plug-in insulating body, and the fool-proof groove is formed in the second plug-in insulating body.

Description

Waterproof battery connector Technical Field The invention relates to the connector field technology, in particular to a waterproof battery connector. Background The connector is an important carrier for carrying data and exchanging power, and the waterproof performance of the connector directly influences the functions and the service life of the product. With the rapid development of modern society and continuous progress of technology, people pay more attention to the safety problem of various electronic products, the quality and function requirements of the electronic products are also higher, and the importance of the connector as a carrier for carrying data and power exchange among devices and equipment, devices and machines, and machines is self-evident. The waterproof requirement of electronic products has become one of the basic elements of the quality of more and more electronic products, especially the connection device for carrying wired transmission data and power supply, and the waterproof quality directly affects the function and service life of the products. Meanwhile, with the diversification and the complexity of the application environments of various electronic products, the connector with the powerful waterproof function is applied to various fields around the world, such as security protection, communication, industry, aerospace navigation and military industry. Therefore, the improvement of the waterproof technology can ensure the equipment and the machinery more reliably, and people can use the electronic equipment and the machinery more safely. Most of the current connectors in the market are waterproof through sleeving waterproof rings, but waterproof performance is generally provided for the plugging ends of the connectors, and when external moisture enters the connector, the external moisture can smoothly enter the connector from the inside to the device to which the connector belongs, so that the device is damaged. Therefore, there is a need for improvements over existing waterproof connectors. Disclosure of Invention In view of the above, the present invention aims at overcoming the drawbacks of the prior art, and its primary object is to provide a waterproof battery connector, which can effectively solve the problem that the existing waterproof connector only provides waterproof performance for the plugging end of the connector, and external moisture cannot be prevented from entering the interior of the device to which the connector belongs after entering the interior of the connector. In order to achieve the above purpose, the present invention adopts the following technical scheme: a waterproof battery connector comprises an insulating body, a power terminal, a signal terminal, a first waterproof ring and a waterproof piece; The front end face of the insulating body is provided with a groove position and an annular groove, the bottom end face of the groove position extends forwards to form a plug-in part, the plug-in part is provided with a power supply plug-in cavity and a signal plug-in cavity, the rear end face of the insulating body is provided with a waterproof groove, and the waterproof groove is communicated with the power supply plug-in cavity and the signal plug-in cavity; the power terminal is embedded in the power plug-in cavity and comprises a power contact part, a power main body part and a power crimping part which are connected in an integrated manner from front to back, wherein the power contact part and the power main body part are both positioned in the power plug-in cavity, and the power crimping part extends out of the waterproof groove from the power plug-in cavity backwards; The signal terminal is embedded in the signal inserting cavity and comprises a signal contact part, a signal main body part and a signal crimping part which are connected in an integrated manner from front to back, wherein the signal contact part and the signal main body part are both positioned in the signal inserting cavity, and the signal crimping part extends out of the waterproof groove from the signal inserting cavity backwards; The waterproof piece is molded in the waterproof groove in a glue filling mode, and the waterproof piece wraps the periphery of the local power supply crimping part and the periphery of the local signal crimping part. The power supply pressure welding part is provided with a first boss and a second boss, the first boss is provided with a first empty groove, the power supply pressure welding part extends out of the waterproof groove backwards on the top surface of the first empty groove, the second boss is provided with a second empty groove, the signal pressure welding part extends out of the waterproof groove backwards on the top surface of the second empty groove, and the design can increase the creepage distance and improve the voltage resistance performance of the connector in the use process. As a preferable scheme, the second waterproof ring is s