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CN-224233057-U - Connector with cable anticreep function and rifle charges

CN224233057UCN 224233057 UCN224233057 UCN 224233057UCN-224233057-U

Abstract

The utility model provides a connector with a cable anti-drop function and a charging gun, and belongs to the technical field of charging guns; the cable comprises a cable, a clamping ring, a limiting piece and a limiting piece, wherein the clamping ring is clamped on the cable, at least three contact areas are formed between the inner side wall of the clamping ring and the outer side wall of the cable through deformation of the clamping ring, the limiting piece is nested on the cable and is positioned between the clamping ring and the first end face, and two sides of the limiting piece along the axial direction of the limiting piece are in butt fit with the clamping ring and the first end face. According to the utility model, the clamping ring and the cable form an integrated structure through the cooperation between the clamping ring and the cable, relative sliding does not occur between the clamping ring and the cable, and the degree of freedom of the clamping ring along the axial direction is limited through the abutting joint between the limiting piece and the clamping ring and between the limiting piece and the first end face, so that the degree of freedom of the cable along the axial direction is limited, and the anti-falling function of the cable is realized.

Inventors

  • YUAN GUOJUN
  • MA LIMIN
  • PAN LINBIN
  • YE MINGSHENG
  • ZHANG MENGYI
  • YE FENG
  • LIU WEIDONG

Assignees

  • 宁波泰丰源电气有限公司

Dates

Publication Date
20260512
Application Date
20250526

Claims (10)

  1. 1. A connector with cable anti-disengaging function, comprising: a housing (10) provided with a first end face (121) and a through groove (122) for routing a cable (20) along the axial direction of the housing (10), wherein the through groove (122) penetrates through the first end face (121); The clamping ring (30) is clamped at one end of the cable (20) positioned in the through groove (122), deformation of the clamping ring (30) causes at least three contact areas (31) between the inner side wall of the clamping ring (30) and the outer side wall of the cable (20), and the contact areas (31) limit the clamping ring (30) to slide with the cable (20) along the axial direction; the limiting piece (40) is nested on the cable (20), is located between the clamping ring (30) and the first end face (121), and is provided with a first limiting portion (41) and a second limiting portion (42) respectively on two sides of the axis direction of the limiting piece (40), wherein the first limiting portion (41) is in butt fit with the clamping ring (30), the second limiting portion (42) is in butt fit with the first end face (121), and the maximum edge diameter of the limiting piece (40) is larger than the diameter of the through groove (122) and smaller than the maximum diameter of the first end face (121).
  2. 2. The connector with the cable drop prevention function as in claim 1, wherein the first limiting portion (41) is a first limiting surface, and forms surface-to-surface contact with the snap ring (30), and the second limiting portion (42) is a second limiting surface, and forms surface-to-surface contact with the first end surface (121).
  3. 3. Connector with cable anti-drop function according to claim 1, characterized in that the contact area (31) between the inner side wall of the snap ring (30) after deformation and the outer side wall of the cable (20) is line-surface contact or surface-surface contact.
  4. 4. A connector with cable run-off prevention function according to claim 3, wherein the snap ring (30) after deformation is arranged in a polygonal shape.
  5. 5. Connector with cable anti-drop function according to claim 1, characterized in that a sealing element (50) is arranged between the limiting element (40) and the first end face (121), and the sealing element (50) is in nested fit with the cable (20), wherein two sides of the sealing element (50) along the axial direction are respectively abutted against the limiting element (40) and the first end face (121).
  6. 6. The connector with cable escape prevention function as claimed in claim 5, wherein a plurality of flanges (51) are provided on an outer circumferential surface of the sealing member (50), and the plurality of flanges (51) are distributed along an axial direction of the sealing member (50).
  7. 7. Connector with cable anti-drop function according to any of the claims 1-6, characterized in that the housing (10) comprises a detachable outer shell (11) and an end cap (12), and that the outer shell (11) is arranged in a hollow manner, that the end cap (12) is provided with a through groove (122) for the cable (20) to run, wherein the first end face (121) is arranged on the end cap (12).
  8. 8. The connector with cable drop prevention function as in claim 7, wherein a detachable structure is provided between the housing (11) and the end cap (12), and a part of the detachable structure is provided on the side wall of the housing (11) and another part of the detachable structure is provided on the side wall of the end cap (12).
  9. 9. The connector with the cable anti-drop function according to claim 1, wherein a torsion preventing portion (43) is further provided on the first limiting portion (41) of the limiting member (40), and the torsion preventing portion (43) is in nested fit with the snap ring (30), and at least one limiting plane (431) on the inner peripheral surface of the torsion preventing portion (43) is in surface-to-surface contact with the outer peripheral surface of the snap ring (30).
  10. 10. A charging gun comprising the connector with a cable anti-drop function according to any one of claims 1 to 9.

Description

Connector with cable anticreep function and rifle charges Technical Field The utility model belongs to the technical field of charging guns, and relates to a connector, in particular to a connector with a cable anti-falling function and a charging gun. Background As a green transportation means with wide development prospect, the new energy electric automobile has a very rapid popularization speed in the future along with the development of the new energy electric automobile technology, and main charging facilities of the new energy electric automobile comprise a charging pile, a charging gun, a charging socket, an in-vehicle high-voltage connector and the like. The new energy electric automobile charging device is connected with a charging cable through a connector (a charging gun and a charging socket), the new energy electric automobile connector is an important part for connecting the new energy electric automobile with power supply equipment, and the current connector comprises a direct current charger and an alternating current charger. Some existing charging guns, the gun body and the charging cable are connected and the cable can take place the problem of pine release after long-time use, lead to charging cable to deviate from the gun body, influence the life of charging gun. Disclosure of utility model The utility model aims to solve the problems in the prior art and provides a connector capable of realizing cable disconnection prevention. The utility model can be realized by the following technical scheme that the connector with the cable anti-drop function comprises: the cable routing device comprises a shell, a first connecting piece and a second connecting piece, wherein the shell is provided with a first end face and a through groove for cable routing along the axis direction of the shell, and the through groove penetrates through the first end face; The clamping ring is clamped at one end of the cable, which is positioned in the through groove, and at least three contact areas are formed between the inner side wall of the clamping ring and the outer side wall of the cable through deformation of the clamping ring, and the clamping ring and the cable are limited to slide along the axial direction through the contact areas; The limiting piece is nested on the cable and is positioned between the clamping ring and the first end face, and the two sides of the axial direction of the limiting piece are respectively provided with a first limiting part and a second limiting part, wherein the first limiting part is in butt fit with the clamping ring, the second limiting part is in butt fit with the first end face, and the maximum edge diameter of the limiting piece is larger than the diameter of the through groove and smaller than the maximum diameter of the first end face. In the connector with the cable anti-drop function, the first limiting portion is a first limiting surface and is in surface-to-surface contact with the clamping ring, and the second limiting portion is a second limiting surface and is in surface-to-surface contact with the first end surface. In the connector with the cable anti-drop function, the contact area between the inner side wall of the deformed snap ring and the outer side wall of the cable is in line-surface contact or surface-surface contact. In the connector with the cable anti-falling function, the deformed clamping ring is arranged in a polygonal shape. In the connector with the cable anti-drop function, the sealing element is arranged between the limiting element and the first end face and is in nested fit with the cable, wherein two sides of the sealing element along the axial direction are respectively abutted against the limiting element and the first end face. In the connector with the cable anti-drop function, the plurality of flanges are arranged on the outer peripheral surface of the sealing member, and the plurality of flanges are distributed along the axial direction of the sealing member. In the connector with the cable anti-drop function, the shell comprises a separable shell and an end cover, the shell is in a hollow arrangement, a through groove for the cable to run is formed in the end cover, and the first end face is arranged on the end cover. In the connector with the cable anti-drop function, a detachable structure is arranged between the shell and the end cover, a part of the detachable structure is arranged on the side wall of the shell, and the other part of the detachable structure is arranged on the side wall of the end cover. In the connector with the cable anti-falling function, the first limiting part of the limiting part is further provided with a torsion preventing part, and the torsion preventing part is in nested fit with the clamping ring, wherein at least one limiting plane is arranged on the inner peripheral surface of the torsion preventing part and is in surface-to-surface contact with the outer peripheral surface of the clamping ring.