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CN-122000237-A - Relay lead-out sheet, contact assembly and relay

CN122000237ACN 122000237 ACN122000237 ACN 122000237ACN-122000237-A

Abstract

The application relates to a lead-out sheet of a relay, a contact assembly and the relay. The lead-out piece of the relay comprises a connecting main body and a lead-out piece, wherein the connecting main body is configured to be arranged in a shell of the relay, the lead-out piece and the connecting main body are of a split type structure, the lead-out piece comprises a fixed section and a lead-out section, the fixed section is at least partially configured to be arranged in the shell, the fixed section is connected with the connecting main body, the lead-out section is configured to be arranged outside the shell, the lead-out section is connected with the fixed section, and the lead-out section is configured to be electrically connected with an external circuit. The lead-out sheet of the relay can simplify the processing technology, reduce the waste of raw materials such as noble metal copper materials of the lead-out sheet, and reduce the cost.

Inventors

  • LIAO GUOJIN
  • DAI WENGUANG
  • LI FANGNENG

Assignees

  • 厦门宏发电力电器有限公司

Dates

Publication Date
20260508
Application Date
20260331

Claims (13)

  1. 1. A lead-out tab for a relay, the lead-out tab comprising: a connection body configured for being disposed inside a housing of a relay; the lead-out piece is of a split type structure with the connecting main body, the lead-out piece comprises a fixed section and a lead-out section, the fixed section is at least partially configured to be arranged inside the shell, the fixed section is connected with the connecting main body, the lead-out section is configured to be arranged outside the shell, the lead-out section is connected with the fixed section, and the lead-out section is configured to be electrically connected with an external circuit.
  2. 2. The lead tab of claim 1, wherein the lead section is provided with a lead tab, the lead section configured to be riveted with an external line through the lead tab; Or the leading-out section is provided with a leading-out through hole, and the leading-out section is riveted with an external circuit through the leading-out through hole.
  3. 3. The tab of claim 1, wherein the securing section is riveted to the connecting body.
  4. 4. The lead-out tab according to claim 3, wherein the fixing section is provided with a connecting through hole, the connecting body is provided with a connecting protrusion, and the fixing section is riveted with the connecting body through the connecting through hole and the connecting protrusion; or the fixing section is provided with a connecting protrusion, the connecting main body is provided with a connecting through hole, and the fixing section is riveted with the connecting main body through the connecting protrusion and the connecting through hole.
  5. 5. The tab of claim 4, wherein the fixed segment and the tab segment are disposed sequentially along a first direction; the number of the connecting convex buds is multiple, the connecting convex buds are distributed at intervals along the first direction, the number of the connecting through holes is multiple, and the fixing section is riveted with the connecting main body through the connecting through holes and the connecting convex buds.
  6. 6. The tab of claim 1, wherein the securing section is plugged with the connecting body.
  7. 7. The lead-out tab according to claim 6, wherein the fixing section is provided with a connection groove, the connection body is provided with a connection protrusion, and the connection protrusion of the connection body is inserted into the connection groove of the fixing section; Or the fixing section is provided with a connecting protrusion, the connecting main body is provided with a connecting groove, and the fixing section is inserted into the connecting groove of the connecting main body through the connecting protrusion.
  8. 8. The outlet of claim 6 or 7, wherein the outlet further comprises a connecting section connected between the outlet section and the fixed section, the connecting section configured to be partially inside the housing and partially outside the housing.
  9. 9. The lead-out tab of claim 8, wherein the fixed segment, the connecting segment, and the lead-out segment are disposed sequentially along a first direction; In a second direction, the dimension of the connecting section is smaller than or equal to the dimension of the fixing section and the dimension of the lead-out section, wherein the second direction is perpendicular to the first direction and the thickness direction of the lead-out piece.
  10. 10. The pigtail of claim 8, wherein the securing section, the connecting section, and the pigtail are of an integrally formed construction.
  11. 11. A contact assembly, the contact assembly comprising: a stationary contact having a stationary contact; a movable contact part, which is provided with a movable contact point, the movable contact point can be contacted and conducted with the static contact point, and The tab of any one of claims 1-10, the connecting body of the tab being connected to the movable contact.
  12. 12. The contact assembly of claim 11, wherein the movable contact is riveted with the connection body of the lead tab by a plurality of rows of second bosses spaced apart along a length of the movable contact.
  13. 13. A relay is characterized in that, the relay includes: A housing; The contact assembly of claim 11 or 12, the securing section of the lead-out tab of the contact assembly being at least partially disposed within the housing, the lead-out section being disposed outside the housing.

Description

Relay lead-out sheet, contact assembly and relay Technical Field The application relates to the technical field of relays, in particular to a lead-out sheet of a relay, a contact assembly and the relay. Background The relay is used as a common component for on-off control of a circuit and is widely applied to the fields of industrial control, intelligent home, automobile electronics and the like. In the related art, a relay is generally conducted to an external line through a lead-out tab, for example, a movable contact of the relay and the external line are conducted through the lead-out tab. The relay typically punches a boss directly onto the lead tab and rivets the external circuit to the boss. However, in order to meet the space requirement of the riveted structure and avoid interference with other elements in the relay, a large area of raw materials are often required to be cut off on the lead-out sheet, which not only causes serious waste of expensive materials and increases the processing cost, but also damages the structural integrity of the lead-out sheet itself, affecting the current carrying capacity and mechanical strength thereof. Disclosure of Invention Based on this, it is necessary to provide a lead tab of a relay, a contact assembly, and a relay against the problem of waste of raw materials of the lead tab and high processing cost. A tab of a relay, the tab comprising: a connection body configured for being disposed inside a housing of a relay; the lead-out piece is of a split type structure with the connecting main body, the lead-out piece comprises a fixed section and a lead-out section, the fixed section is at least partially configured to be arranged inside the shell, the fixed section is connected with the connecting main body, the lead-out section is configured to be arranged outside the shell, the lead-out section is connected with the fixed section, and the lead-out section is configured to be electrically connected with an external circuit. In one embodiment, the lead-out section is provided with a lead-out protrusion, and the lead-out section is configured to be riveted with an external circuit through the lead-out protrusion; Or the leading-out section is provided with a leading-out through hole, and the leading-out section is riveted with an external circuit through the leading-out through hole. In one embodiment, the fixing segment is riveted to the connecting body. In one embodiment, the fixing section is provided with a connecting through hole, the connecting main body is provided with a connecting protrusion, and the fixing section is riveted with the connecting main body through the connecting through hole and the connecting protrusion; or the fixing section is provided with a connecting protrusion, the connecting main body is provided with a connecting through hole, and the fixing section is riveted with the connecting main body through the connecting protrusion and the connecting through hole. In one embodiment, the fixing section and the lead-out section are sequentially arranged along a first direction; the number of the connecting convex buds is multiple, the connecting convex buds are distributed at intervals along the first direction, the number of the connecting through holes is multiple, and the fixing section is riveted with the connecting main body through the connecting through holes and the connecting convex buds. In one embodiment, the fastening section engages with the connecting body. In one embodiment, the fixing section is provided with a connecting groove, the connecting main body is provided with a connecting protrusion, and the connecting protrusion of the connecting main body is inserted into the connecting groove of the fixing section; Or the fixing section is provided with a connecting protrusion, the connecting main body is provided with a connecting groove, and the fixing section is inserted into the connecting groove of the connecting main body through the connecting protrusion. In one embodiment, the lead-out member further comprises a connecting section connected between the lead-out section and the fixing section, the connecting section being configured to be partially located inside the housing and to be partially located outside the housing. In one embodiment, the fixing section, the connecting section and the lead-out section are sequentially arranged along a first direction; In a second direction, the dimension of the connecting section is smaller than or equal to the dimension of the fixing section and the dimension of the lead-out section, wherein the second direction is perpendicular to the first direction and the thickness direction of the lead-out piece. In one embodiment, the fixing section, the connecting section and the lead-out section are integrally formed. A contact assembly, the contact assembly comprising: a stationary contact having a stationary contact; a movable contact part, which is provided with a movable contact point,