# US 10,321,594 B2 · Electric protective cover and receptacle > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 10,321,594 B2 - Document ID: US10321594B2 - Status: Granted - Kind: B2 - Application number: 15/978,776 - Filed: 2018-05-14 - Published: 2018-11-15 - Granted: 2019-06-11 - Earliest claimed: 2017-05-12 - Assignees: Tyco Electronics (Shanghai) Co., Ltd. - Applicants: Tyco Electronics (Shanghai) Co. Ltd. - Inventors: Fangyue Zhu; Haomai Yin - Web page: https://patentgrep.com/patent/US10321594B2 ## CPC - H05K 5/03: Covers - G01K 1/16: Special arrangements for conducting heat from the object to the sensitive element - H01R 12/7047: {with a fastener through a screw hole in the coupling device} - H01R 12/716: {Coupling device provided on the PCB} - H01R 13/111: {co-operating with pins having a circular transverse section} - H01R 13/4223: {comprising integral flexible contact retaining fingers} - H01R 13/447: Shutter or cover plate - H01R 13/5202: {Sealing means between parts of housing or between housing part and a wall, e.g. sealing rings} - H01R 13/5213: {Covers} - H01R 13/5227: {with evacuation of penetrating liquids} - H01R 13/6658: {on printed circuit board (H01R13/6666 - H01R13/6691 take precedence)} - H01R 13/6683: {with built-in sensor} - H05K 5/0052: {characterized by joining features of the housing parts} - H05K 5/0247: {Electrical details of casings, e.g. terminals, passages for cables or wiring} - H05K 5/15: assembled by resilient members - B60L 53/16: Connectors, e.g. plugs or sockets, specially adapted for charging electric vehicles - H01R 2201/26: for vehicles - Y02T 10/70: Energy storage systems for electromobility, e.g. batteries - Y02T 10/7072: Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors - Y02T 90/14: Plug-in electric vehicles - H05K: PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS - G01K: MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR (radiation pyrometry G01J5/00) - H01R: ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS - B60L: PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES (arrangements or mounting of electrical propulsion units or of plural diverse prime-movers for mutual or common propulsion in vehicles B60K1/00, B60K6/20; arrangements or mounting of electrical gearing in vehicles B60K17/12, B60K17/14; preventing wheel slip by reducing power in rail vehicles B61C15/08; dynamo-electric machines H02K; control or regulation of electric motors H02P); SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES (electric coupling devices combined with mechanical couplings of vehicles B60D1/64; electric heating for vehicles B60H1/00); ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL (control or regulation of electric motors H02P); MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES - Y02T: CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION ## Abstract The present disclosure discloses an electric protective cover for a receptacle and a receptacle. The electric protective cover comprises a cover body and a mounting portion. The cover body extends along a radial direction of the receptacle and is configured for covering a circuit board. An accommodating hole enclosed by an accommodating hole wall is disposed on the cover body to accommodate a connecting terminal. The mounting portion is disposed on the cover body to be mounted onto a receptacle housing. The electric protective cover according to the present disclosure may be readily and quickly assembled on the housing by means of the mounting portion and provide protection for the circuit board arranged on the housing and the elements on the circuit board by means of the cover body. ## Claims ### Claim 1 An electric protective cover for a receptacle, comprising: a cover body that extends along a radial direction of the receptacle and is configured for covering a circuit board, wherein an accommodating hole enclosed by an accommodating hole wall is disposed on the cover body to accommodate a connecting terminal; and a mounting portion disposed on the cover body to be mounted onto a receptacle housing; wherein a wire retaining part is provided on the cover body; and wherein the wire retaining part is configure for retaining a wire. ### Claim 2 (depends on 1) The electric protective cover according to claim 1, wherein the wire retaining part comprises a retaining arm disposed on the cover body; and the retaining arm is arranged above the lead through-hole and forms an arched shape to guide the wire. ### Claim 3 (depends on 1) The electric protective cover according to claim 1, wherein the wire retaining part comprises a guide groove disposed on the cover body, and the guiding groove is configured for guiding the wire. ### Claim 4 (depends on 1) The electric protective cover according to claim 1, wherein a limiting arm is provided on the cover body; and the limiting arm is arranged to be contactable with a seal ring on the housing. ### Claim 5 (depends on 1) The electric protective cover according to claim 1, further comprising: an isolating wall that protrudes and extends from the cover body along an axial direction of the accommodating hole and is arranged to surround the corresponding connecting terminal. ### Claim 6 (depends on 5) The electric protective cover according to claim 5, wherein, when the electric protective cover covers the circuit board, the isolating wall is at least partially disposed between the corresponding connecting terminal and the circuit board to isolate the corresponding connecting terminal from the circuit board, so as to prevent a current flowing through the connecting terminal from affecting an electronic element on the circuit board. ### Claim 7 A receptacle, comprising: a housing; a circuit board disposed on the housing; a seal ring disposed on the housing to seal interstices between the housing and a mating housing; and an electric protective cover comprising: a cover body that extends along a radial direction of the receptacle and is configured for covering the circuit board, wherein the cover body is formed with an accommodating hole enclosed by an accommodating hole wall disposed on the cover body to accommodate a connecting terminal; a mounting portion disposed on the cover body for mounting onto the housing; and a limiting arm provided on the cover body; wherein the limiting arm is arranged to be contactable with the seal ring along a mounting direction of the electric protective cover; wherein the mounting portion of the electric protective cover is arranged on the housing; and wherein the cover body covers the circuit board. ### Claim 8 (depends on 7) The receptacle according to claim 7, wherein a limiting plate is provided at a bottom end of the limiting arm; the limiting plate is arranged to protrude outwards relative to the limiting arm; and the limiting plate is arranged to be contactable with the seal ring along a mounting direction of the electric protective cover. ### Claim 9 (depends on 7) The receptacle according to claim 7, wherein the mounting portion is a snap-fit joint; a snap-fitting hole or a snap-fitting cavity is disposed on the housing; and the snap-fit joint is arranged to be snap-fitted with the snap-fitting hole or the snap-fitting cavity. ### Claim 10 (depends on 7) The receptacle according to claim 7, wherein a support cantilever is provided on the cover body; the support cantilever is arranged to protrude and extend along the mounting direction of the electric protective cover; and the mounting portion is provided on a bottom end of the support cantilever. ### Claim 11 (depends on 7) The receptacle according to claim 7, wherein the cover body is arranged to be spaced apart from an upper surface of the circuit board. ### Claim 12 (depends on 7) The receptacle according to claim 7, wherein the accommodating hole is enclosed by a hole wall; an isolating wall is provided on the hole wall; the isolating wall is arranged to protrude along an axial direction of the accommodating hole; and the isolating wall is at least partially arranged to face the circuit board along a transverse and/or longitudinal direction of the cover body. ### Claim 13 (depends on 12) The receptacle according to claim 12, wherein a lower surface of the circuit board is arranged on the housing; and the isolating wall is protrudingly arranged relative to a lower surface of the circuit board along an axial direction of the accommodating hole. ### Claim 14 An electric protective cover for a receptacle, comprising: a cover body that extends along a radial direction of the receptacle and is configured for covering a circuit board, wherein an accommodating hole enclosed by an accommodating hole wall is disposed on the cover body to accommodate a connecting terminal; a mounting portion disposed on the cover body to be mounted onto a receptacle housing; and a limiting arm provided on the cover body; wherein the limiting arm is arranged to be contactable with a seal ring on the housing. ### Claim 15 (depends on 14) The electric protective cover according to claim 14, further comprising: an isolating wall that protrudes and extends from the cover body along an axial direction of the accommodating hole and is arranged to surround the corresponding connecting terminal. ### Claim 16 A receptacle, comprising: a housing; a circuit board disposed on the housing; and an electric protective cover comprising: a cover body that extends along a radial direction of the receptacle and is configured for covering the circuit board, wherein the cover body covers the circuit board, and wherein the cover body is formed with an accommodating hole enclosed by an accommodating hole wall disposed on the cover body to accommodate a connecting terminal; and a mounting portion disposed on the cover body to be mounted onto a receptacle housing, wherein the mounting portion of the electric protective cover is arranged on the housing; wherein an isolating wall is provided on the hole wall; wherein the isolating wall is arranged to protrude along an axial direction of the accommodating hole; and wherein the isolating wall is at least partially arranged to face the circuit board along a transverse and/or longitudinal direction of the cover body. ### Claim 17 (depends on 16) The receptacle according to claim 16, wherein a lower surface of the circuit board is arranged on the housing; and the isolating wall is protrudingly arranged relative to a lower surface of the circuit board along an axial direction of the accommodating hole. ### Claim 18 (depends on 16) The receptacle according to claim 16, wherein a wire retaining part is provided on the cover body; and the wire retaining part is configured for retaining a wire. ### Claim 19 (depends on 18) The receptacle according to claim 18, wherein a limiting arm is provided on the cover body; and the limiting arm is arranged to be contactable with a seal ring on the housing. ### Claim 20 (depends on 16) The receptacle according to claim 16, wherein a limiting arm is provided on the cover body; and the limiting arm is arranged to be contactable with a seal ring on the housing.