Search

CN-224204429-U - Connector housing and connector

CN224204429UCN 224204429 UCN224204429 UCN 224204429UCN-224204429-U

Abstract

The utility model discloses a connector housing and a connector. The connector housing includes a housing body having front and rear sides opposite in a longitudinal direction, at least one link hook, each link hook including an extension rod connected to the front side of the housing body and a catch formed on an end of the extension rod, at least one catching groove formed in the rear side of the housing body, and at least one pair of cantilevers, a root of each pair of cantilevers being connected to the housing body. Each catch is adapted to be inserted into a corresponding one of the card slots, and each pair of cantilever arms is adapted to hold a corresponding one of the catches in a corresponding one of the card slots, such that a plurality of connector housings can be linked together back and forth by the linking hooks. In the utility model, the pair of cantilevers for holding the hooks have elasticity, can elastically deform in the unhooking process, reduce the friction resistance in the unhooking process and effectively avoid the breakage of the chain hooks.

Inventors

  • PANG SHASHA
  • WANG YONGJIA
  • FEDERICO LUPO
  • LI ZHIYI

Assignees

  • 泰科电子(青岛)有限公司
  • 泰科电子(上海)有限公司
  • 泰连意大利分销有限公司

Dates

Publication Date
20260505
Application Date
20250415

Claims (12)

  1. 1. A connector housing, comprising: a case main body (1) having front and rear sides opposed in a longitudinal direction (Y); at least one link hook (10), each link hook (10) including an extension rod (11) connected to a front side of the case main body (1) and a catch (12) formed on a distal end of the extension rod (11); At least one clamping groove (14) formed in the rear side of the housing main body (1), and At least one pair of cantilevers (13), the root of each pair of cantilevers (13) being connected to the shell body (1), Each catch (12) is adapted to be inserted into a corresponding one of the card slots (14), and each pair of cantilever arms (13) is adapted to hold a corresponding one of the catches (12) in a corresponding one of the card slots (14) such that a plurality of connector housings (100) can be linked together front-to-back by the linking hooks (10).
  2. 2. The connector housing of claim 1, wherein: A guide groove (15) extending in the height direction (Z) is formed on the rear side of the housing main body (1), and the guide groove (15) is positioned below the clamping groove (14) and is communicated with the clamping groove (14) for guiding the clamping hook (12) to be inserted into the clamping groove (14) from bottom to top along the height direction (Z).
  3. 3. The connector housing according to claim 2, wherein: The pair of cantilevers (13) are opposed in a transverse direction (X) perpendicular to the longitudinal direction (Y), the ends of the pair of cantilevers (13) are located above the root portions thereof, and the ends of the pair of cantilevers (13) are adapted to interfere with both sides of a hook (12) inserted into the card slot (14) to hold the hook (12) in the card slot (14).
  4. 4. A connector housing according to claim 3, wherein: The spacing between the ends of the pair of cantilevers (13) is smaller than the spacing between the roots of the pair of cantilevers (13) such that the pair of cantilevers (13) are splayed.
  5. 5. A connector housing according to claim 3, wherein: The clamping groove (14) has a front wall (141) and a rear wall (142) opposite to each other in the longitudinal direction (Y), the clamping hook (12) is adapted to be inserted between the front wall (141) and the rear wall (142) of the clamping groove (14), and the front wall (141) and the rear wall (142) of the clamping groove (14) are adapted to abut on the front and rear sides of the clamping hook (12), respectively, to position the clamping hook (12) in the longitudinal direction (Y).
  6. 6. The connector housing of claim 5, wherein: A positioning groove (143) is formed on the lower side of the front wall (141) of the clip groove (14), and the extension rod (11) of the link hook (10) is positioned in the positioning groove (143) to position the clip hook (12) in the height direction (Z) and the lateral direction (X).
  7. 7. A connector housing according to claim 3, wherein: Interference steps (121) are respectively formed on two lateral sides of the clamping hook (12), the interference steps (121) are provided with interference inclined planes (12 a), and the interference inclined planes (12 a) are suitable for being in interference fit with the end parts of the cantilever arms (13) so that the clamping hook (12) can be held in the clamping groove (14) by the pair of cantilever arms (13).
  8. 8. The connector housing of claim 7, wherein: The amount of interference between the interference ramp (12 a) and the ends of the cantilever arms (13) is less than a predetermined value to ensure that the catch (12) can disengage from the ends of the pair of cantilever arms (13) under a predetermined downward force.
  9. 9. The connector housing of claim 1, wherein: The connector housing (100) comprises a pair of linking hooks (10), two clamping grooves (14) respectively corresponding to the pair of linking hooks (10) and two pairs of cantilevers (13) respectively corresponding to the pair of linking hooks (10), wherein the pair of linking hooks (10) are respectively close to two sides of the connector housing (100) in the transverse direction (X).
  10. 10. The connector housing of claim 1, wherein: The housing body (1) has a top opening (101), the connector housing (100) further comprises a top cover (19) flexibly connected to one side of the housing body (1), and the top cover (19) is used for opening and closing the top opening (101) of the housing body (1).
  11. 11. The connector housing according to any one of claims 1 to 10, characterized in that the connector housing (100) is an integral injection-molded part.
  12. 12. A connector for a portable electronic device, characterized by comprising the following steps: The connector housing (100) of any one of claims 1-11, and Terminals are provided in the connector housing (100).

Description

Connector housing and connector Technical Field The present utility model relates to a connector housing and a connector including the same. Background In the prior art, in order to facilitate packaging of connectors and subsequent user crimping operations, many connectors are of a chain hook configuration, with multiple connectors being linked to one another in a string. In the process of crimping the connectors linked into strings at the user end, the connectors linked together need to be unhooked and separated by crimping equipment, and then the next crimping operation is performed. The connectors which are linked into strings are convenient for automatic conveying, and the automatic production efficiency of crimping equipment is greatly improved. However, in the prior art, the problem of chain hook breakage can be encountered in the unhooking process of the connector, so that the automatic production efficiency of the crimping equipment is seriously affected. The reason for the fracture of the chain hook is that the fastening structure of the chain hook lacks elasticity, the hook relies on hard friction to unhook, so that unhook force is large, and stress concentration at the root of the hook is serious. In addition, the state of the connector and the climate difference of the use place occasionally aggravate the problem of chain hook breakage. Disclosure of utility model The present utility model is directed to solving at least one of the above-mentioned problems and disadvantages of the prior art. According to one aspect of the present utility model, a connector housing is provided. The connector housing includes a housing body having front and rear sides opposite in a longitudinal direction, at least one link hook, each link hook including an extension rod connected to the front side of the housing body and a catch formed on an end of the extension rod, at least one catching groove formed in the rear side of the housing body, and at least one pair of cantilevers, a root of each pair of cantilevers being connected to the housing body. Each catch is adapted to be inserted into a corresponding one of the card slots, and each pair of cantilever arms is adapted to hold a corresponding one of the catches in a corresponding one of the card slots, such that a plurality of connector housings can be linked together back and forth by the linking hooks. According to an exemplary embodiment of the present utility model, a guide groove extending in a height direction is formed on the rear side of the case body, the guide groove being located below the card groove and communicating with the card groove for guiding the card hook to be inserted into the card groove from below to above in the height direction. According to another exemplary embodiment of the present utility model, the pair of cantilevers are opposite in a lateral direction perpendicular to the longitudinal direction, the ends of the pair of cantilevers are located above the root portions thereof, and the ends of the pair of cantilevers are adapted to interfere with both sides of a hook inserted into the card slot to hold the hook in the card slot. According to another exemplary embodiment of the present utility model, a distance between ends of the pair of cantilevers is smaller than a distance between roots of the pair of cantilevers such that the pair of cantilevers has a splayed shape. According to another exemplary embodiment of the present utility model, the clamping groove has a front wall and a rear wall opposite in the longitudinal direction, the clamping hook being adapted to be inserted between the front wall and the rear wall of the clamping groove, the front wall and the rear wall of the clamping groove being adapted to abut against the front and rear sides of the clamping hook, respectively, to position the clamping hook in the longitudinal direction. According to another exemplary embodiment of the present utility model, a positioning groove is formed on a lower side of a front wall of the card slot, and an extension rod of the link hook is positioned in the positioning groove to position the card hook in the height direction and the lateral direction. According to another exemplary embodiment of the present utility model, interference steps are formed at both lateral sides of the hooks, respectively, the interference steps having interference slopes adapted to be interference-fitted with the ends of the cantilevers such that the hooks can be held in the card slots by the pair of cantilevers. According to another exemplary embodiment of the present utility model, an amount of interference between the interference ramp and the ends of the cantilever arms is less than a predetermined value to ensure that the hook can disengage from the ends of the pair of cantilever arms under a predetermined downward force. According to another exemplary embodiment of the present utility model, the connector housing includes a pair of link hooks, two catc