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61results about How to "Improve plug life" patented technology
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Connector and connector unit
InactiveUS20120135625A1Increase the diameterSmoothly inserted into connectorEngagement/disengagement of coupling partsContact member manufacturingMechanical engineeringEngineering
A connector includes a contact and a shell. The shell includes a tubular shell body portion having a slit portion formed to extend over its entire region in a connector insertion direction, an insertion opening formed at one end of the shell body portion, a locking portion provided on the inner periphery side of the shell body portion, and a shell joining portion formed at a position more on the forward side of the connector insertion direction than a position of the locking portion and joining together opposed portions of the shell body portion divided by the slit portion.
Owner:JAPAN AVIATION ELECTRONICS IND LTD
Signal connector, plug and contact member for printed board
InactiveCN101488611AConvenient radial adjustmentImprove plug lifeElectric discharge tubesCoupling contact membersBiomedical engineeringWeld line
The invention relates to a signal connector used for print circuit boards, comprising a plug and a socket; wherein the plug comprises a plug insulating body and a plug contact. The plug insulating body is internally provided with a contact containing cavity, and the plug contact comprises an insertion contact component and a weld line contact component, wherein the weld line contact component is fixedly arranged at the rear end of the contact containing cavity, the insertion contact component coaxially thrusts and is arranged at the front end of the contact containing cavity. An insertion contact component radial wobble clearance is arranged between the insertion contact component and the contact containing cavity, a pressure spring is arranged between the weld line contact component and the insertion contact component, and axial space is arranged between the weld line contact component and the insertion contact component.
Owner:CHINA AVIATION OPTICAL-ELECTRICAL TECH CO LTD
Connector and plug thereof
InactiveCN101540445AImprove plug lifeAvoid damageCoupling contact membersFixed connectionsEngineeringMotion space
The invention relates to a connector and a plug thereof. The plug comprises a plug insulator which is equipped with a plug low-frequency contact installation cavity which runs through front end and rear end of the plug insulator, and the plug low-frequency contact installation cavity is equipped with a plug low-frequency contact, a plugging end of the plug is front end, the plug low-frequency contact comprises a contact sheath which is equipped with a contact head inserted in front of the plugging end of the plug, the other end of the contact sheath is equipped with a welding pin, a spring is arranged between the welding pin and a positioning face opposite to the contact head, and a rear end of the contact head in the contact sheath is equipped with a contact head springing motion space. The connector can automatically regulate axial direction and radial tolerances during connection.
Owner:CHINA AVIATION OPTICAL-ELECTRICAL TECH CO LTD
Socket for storage card
A memory card socket is provided, the main body (3) of which is composed of a first metal shell (1) and a second metal shell (2), wherein only the first metal shell (1) is pressed on a base (7) fixed on a contact block (4), and the second metal shell (2) is combined on the first metal shell (1) by the methods such as laser welding in order to prevent the main body (3) of the socket from deforming caused by the external force applied when inserting and pulling. Therefore, the second metal shell (2) is provided with a first abut piece (20) and a second abut piece (19), wherein the first abut piece (20) is abutted with the front of the base (7) from the front side, and the second abut piece (19) is projecting from the base (7) in the rear side and is abutted with the rear part of the base (7) from the rear side.
Owner:MATSUSHITA ELECTRIC WORKS LTD
Electric connector female terminal and processing method thereof
InactiveCN106816740AIncrease contact areaImprove conduction abilityContact member manufacturingCoupling device detailsWave structurePunching
The invention discloses a female terminal of an electric connector and a processing method thereof. And the reeds are interlaced with each other; the female terminal is assembled in the sleeve, and its several fixing claws are folded on the outer edge of one end of the sleeve and fixed by crimping the outer sleeve; the production of the female terminal and The installation includes steps such as stamping to have several reeds arranged axially parallel and interlaced with each other, rolling to form a female terminal with a wave structure, and assembling the female terminal and the sleeve. Compared with the prior art, the present invention has small contact resistance, stable plugging force and long plugging life, and is especially suitable for maintaining high reliability of electrical contact in a strong vibration and impact environment, under the condition of constant contact pressure and raw materials , with a higher current-carrying capacity.
Owner:SHANGHAI AEROSPACE SCI & IND ELECTRIC APPLIANCE RES INST
Novel USB (universal serial bus) connector
ActiveCN104577521AStable matingEasy to installCoupling parts mountingCoupling protective earth/shielding arrangementsEngineeringUSB
The invention discloses a novel USB (universal serial bus) connector. The novel USB connector comprises a front rubber core module unit, a rear rubber core module unit, a casing and a shielding cover, wherein the front rubber core module unit comprises a pair of front rubber cores which are mutually buckled and grounding elastic piece plates fixedly arranged on the front rubber cores; one end of the rear rubber core module unit is inserted in the front rubber core module unit, the rear rubber core module unit comprises rear rubber cores, a connection part and terminals, the terminals are embedded in the rear rubber cores, the two ends of each terminal extend to the outside of the corresponding rear rubber core, the rear rubber cores are arranged on an upper end surface and a lower end surface of the connection part respectively, and the rear rubber cores are fixedly connected with the connection part into a whole; the front rubber core module unit is sleeved with the casing; the rear rubber cores of the rear rubber core module unit are sleeved with the shielding cover. The grounding elastic piece plates are firmly installed and easy and convenient to assemble, the work efficiency can be effectively improved, mutual male-female insertion is stable, and the novel USB connector has good plug-pull performance, long service life, convenience in assembly, convenience and practicability.
Owner:广西和正电子有限公司
Small high-reliability wire spring hole fisheye crimping type jack
InactiveCN110890637AImprove pull-out forceRequirements for machining dimensional accuracy are reducedElectrically conductive connectionsCoupling contact membersElectrical resistance and conductanceHigh density
A small high-reliability wire spring hole fisheye crimping type jack comprises a front sleeve, a rear sleeve and a jack pipe. A crimping annular groove is formed in the middle of the outer circular surface of the jack pipe, one end of the outer circular surface of the jack pipe is inserted into the inner pipe wall of the front sleeve, and the other end of the outer circular surface of the jack pipe is inserted into the inner pipe wall of the rear sleeve; orifices of the front sleeve and the rear sleeve, which are positioned in the crimping ring groove, are crimped with the crimping ring groove; and a fisheye structure is arranged at one end, far away from the jack pipe, of the rear sleeve. According to the invention, through a crimping mode, the plugging and pulling-out force of the jack is increased, the processing size precision requirement of the jack is reduced, and the yield is improved; by arranging the wire spring wire in the jack tube, the reliability of electrical connection between the jack and the pin is enhanced, so that the jack has the characteristics of high vibration level, long plugging life, flexible plugging force, reliable contact part and small contact resistance. The structure is compact, and the high-density requirement of the jack is met; and fisheye crimping is adopted, so that the problem of impedance mismatching at the via hole is solved.
Owner:CHINA AVIATION OPTICAL-ELECTRICAL TECH CO LTD
Female terminal of electric connector and processing method of female terminal
InactiveCN106654652AReduce contact resistanceStable insertion forceContact member manufacturingCoupling contact membersElectricityContact pressure
The invention discloses a female terminal of an electric connector and a processing method of the female terminal. The female terminal comprises a cylindrical main body, a lining and an outer sleeve, wherein the main body is made of a conductive material and comprises a first end, a second end and a contact part; the contact part is a cylinder formed by rolling a parallelogram into a circle and is provided with at least two annular curve surfaces which protrude towards an enclosed hollow cavity; the first end and the second end extend along two axial ends of the contact part separately; the contact part is arranged in the lining and the first end and the second end are folded outwards to fix the lining; and at least one outer sleeve sleeves the outside of the lining. The nearly double contact area is formed by a W-shaped staggered structure for conduction and a wave-shaped double-blade and double-curved surface feature terminal, so that the target that one socket is matched with two jacks can be achieved; the contact resistance is reduced, the insertion and extraction force is more stable and the insertion and extraction life is longer; high reliability of electric contact can be kept in a strong vibration shock environment; and the current-carrying capability is higher under the conditions of fixed contact pressure and raw materials.
Owner:SUZHOU HUAZHAN SPACE APPLIANCE
Fuse carrying device
PendingCN108376633AIncrease elasticityGood mechanical propertiesEmergency protective devicesElectrical connectionEngineering
The invention provides a fuse carrying device. The fuse carrying device comprises a carrying body (2) and a fixing seat (3), wherein the carrying body (2) comprises a cover plate (4) and a carrying frame (5); and the fuse carrying device further comprises two contact sheets (7); contact clamping openings (8) are formed in the contact sheets (7); the contact clamping opening is an incomplete circular notch having an upwards-facing opening (9); when a fuse (1) is inserted into the contact sheets (7), the contact clamping openings (8) are expanded, the contact cap (6) of the fuse (1) is clamped,so that the fuse (1) can conductively contact with the contact sheets (7); the lower parts of the contact sheets (7) are provided with pins (10) for external electrical connection; longitudinal grooves (11) for accommodating the contact sheets (7) are formed in the fixing seat (3) at intervals; inside-groove notches (12) are formed in the longitudinal grooves (11); and the pins (10) pass through the inside-groove notches (12). The force bearing structures of the contact sheets are optimized, so that the contact sheets still maintain good elasticity after plugging and pulling out are performeda plurality of times with the advantages of a brass material kept, and therefore, the stability of electrical contact can be ensured.
Owner:天立电机(宁波)有限公司
Connector and connector unit
InactiveUS8628359B2Improve plug lifeSmoothly inserted into connectorContact member manufacturingTwo pole connectionsEngineeringMechanical engineering
A connector includes a contact and a shell. The shell includes a tubular shell body portion having a slit portion formed to extend over its entire region in a connector insertion direction, an insertion opening formed at one end of the shell body portion, a locking portion provided on the inner periphery side of the shell body portion, and a shell joining portion formed at a position more on the forward side of the connector insertion direction than a position of the locking portion and joining together opposed portions of the shell body portion divided by the slit portion.
Owner:JAPAN AVIATION ELECTRONICS IND LTD
Charging connector and wire harness assembly for electric vehicle and hybrid electric vehicle
InactiveCN103730792APlay a buffer roleAvoid rigid collisionTwo-part coupling devicesElectric vehicle charging technologyEngineeringElectric vehicle
The invention discloses a charging connector and wire harness assembly for an electric vehicle and a hybrid electric vehicle. The charging connector and wire harness assembly comprises a plug part and a socket part. The plug part comprises a metal inserting core, and the socket part comprises a metal inserting sleeve. The shape of the periphery of the metal inserting core is matched with that of the interior of the metal inserting sleeve, and the metal inserting core is arranged to be cylindrical. A rubber inserting core is assembled in an inner cavity of the cylindrical metal inserting core, and the length of the rubber inserting core is larger than the length of the cylindrical metal inserting core. A rubber inserting sleeve is arranged on the periphery of the metal inserting sleeve in a sleeved mode. Compared with the prior art, the charging connector and wire harness assembly for the electric vehicle and the hybrid electric vehicle has the advantages that the rubber inserting core and the rubber inserting sleeve play a role of buffering and rigid collision is prevented.
Owner:盐城市产品质量监督检验所 +1
Self-lubricating pin contact
InactiveCN109586078AExtended service lifeGuaranteed uniformityCoupling contact membersElectrical connectorBiomedical engineering
A self-lubricating pin contact belongs to the technical field of electrical connectors. A self-lubricating pin contact of the present invention includes a pin contact body. The self-lubricating pin contact further includes a conductive grease and a movable elastic caging device. A central hole is horizontally disposed in the pin contact body from front to back, the central hole leads to a rear endof the pin contact body, a front end of the pin contact body is closed, the front end of the pin contact body is a plug end, a plurality of holes communicating with the central hole are disposed on asidewall of the plug end of the pin contact body, the central hole of the pin contact body is filled with the conductive grease at the plug end, the movable elastic caging device is disposed in the central hole of the pin contact body, and the movable elastic caging device can push the conductive grease to move toward the plug end. The present invention is applied to an electrical connector, so that a plugging and unplugging life of the contact of the electrical connector can be improved.
Owner:HARBIN INST OF TECH +1
Automobile charging socket
ActiveCN105826762AReduce contact resistanceHas a cushioning effectVehicle connectorsCharging stationsElectrical resistance and conductanceCoil spring
The invention discloses an automobile charging socket. The automobile charging socket includes a base having an inner cavity, a plurality of contact terminals are arranged in the inner cavity of the base, each contact terminal has an insertion hole used for insertion of a contact pin of charging equipment, and at least one circle of conductive wire which is used for contact with the contact pin and is in the shape of a spiral spring is arranged inside the insertion hole. The automobile charging socket provided by the invention adopts the conductive wire in the shape of a spiral spring to contact with the contact pin of the charging equipment for conduction, thus a contact area of the contact pin of the charging equipment and the conductive wire during charging can be greatly increased, contact resistance of the contact pin of the charging equipment is reduced, and a temperature rise is lowered. By adoption of the conductive wire in the shape of a spiral spring, the contact pin of the charging equipment and the conductive wire have a certain buffering effect, and thus the plugging and unplugging life of the contact pin can be greatly prolonged.
Owner:HAHON ELECTRIC INT CO LTD
Trigger board connector for thyristor valve
InactiveCN103606785ARealize detachable connectionReliable cooperationIncorrect coupling preventionCoupling contact membersElectricityMechanical engineering
The invention provides a trigger board connector for a thyristor valve. The connector comprises a plug and a socket which are correspondingly arranged in a separated mode, wherein the plug and the socket are provided with convex and concave matching stop slots, and the stop slot of the plug is internally and vertically provided with positioning holes side by side. The connector is characterized in that the positioning holes are provided with jacks, and the socket is provided with needles in matching with the jacks. Compared with the prior art, the trigger board connector for the thyristor valve has advantages of low and stable contact resistance, small plugging force, low contact wearing, long plugging service life and maintained high reliability of electrical contact under a strong vibration impact environment.
Owner:STATE GRID CORP OF CHINA +2
Plug-in connector
InactiveCN108987965AImprove insertion forceImprove plug lifeCoupling contact membersEngineeringMechanical engineering
Owner:NINGBO CONNFLY ELECTRONIC CO LTD
Bypass quick-switching switch and uninterrupted power operation method thereof
PendingCN111668837AEasy to installImprove plug lifeEmergency protective circuit arrangementsAc network circuit arrangementsPhase currentsTransformer
The invention discloses a bypass quick-switching switch and an uninterrupted power operation method thereof. The invention relates to electric power overhaul equipment, in particular to a bypass quick-switching switch and a bypass uninterrupted power operation method. An on-line monitoring system for bypass uninterruptible operation realizes the quick access and unperceptible switching of a bypasssystem, improves the uninterruptible operation level, and improves the power supply reliability. A circuit breaker module which is electrically connected with the intelligent controller module through a cable is included; the circuit breaker module comprises a main loop, a three-phase current transformer, an incoming line side three-phase voltage sensor, an outgoing line side three-phase voltagesensor, a spring operating mechanism, a switch position signal module and a current and voltage secondary protection module. A limiting shaft II rotates through an opening linear driving mechanism torelease an opening swing plate. The switch has the characteristics of convenient installation and long plugging service life.
Owner:JIANGSU ELECTRIC POWER CO +1
a usb connector
ActiveCN104577521BStable matingEasy to installCoupling parts mountingCoupling protective earth/shielding arrangementsEngineeringUSB
The invention discloses a novel USB (universal serial bus) connector. The novel USB connector comprises a front rubber core module unit, a rear rubber core module unit, a casing and a shielding cover, wherein the front rubber core module unit comprises a pair of front rubber cores which are mutually buckled and grounding elastic piece plates fixedly arranged on the front rubber cores; one end of the rear rubber core module unit is inserted in the front rubber core module unit, the rear rubber core module unit comprises rear rubber cores, a connection part and terminals, the terminals are embedded in the rear rubber cores, the two ends of each terminal extend to the outside of the corresponding rear rubber core, the rear rubber cores are arranged on an upper end surface and a lower end surface of the connection part respectively, and the rear rubber cores are fixedly connected with the connection part into a whole; the front rubber core module unit is sleeved with the casing; the rear rubber cores of the rear rubber core module unit are sleeved with the shielding cover. The grounding elastic piece plates are firmly installed and easy and convenient to assemble, the work efficiency can be effectively improved, mutual male-female insertion is stable, and the novel USB connector has good plug-pull performance, long service life, convenience in assembly, convenience and practicability.
Owner:广西和正电子有限公司
Rapid explosion-proof charging gun
PendingCN108199208AImprove contact reliabilitySmall insertion forceCharging stationsCoupling device detailsMechanical engineering
Owner:上海翔洲电气科技有限公司
Electric connector and contact piece thereof
InactiveCN111564719AEasy to solveSimple preparation processCoupling contact membersTwo-part coupling devicesElectrical resistance and conductanceElectrical connection
The invention discloses an electric connector and a contact piece thereof, and the electric connector comprises a sleeve body which is formed by the winding of a single conductive wire and is providedwith an annular structure for the insertion of a pin; the manufacturing process for winding the sleeve body by utilizing the conductive wire is simple, but the structure of the sleeve body is not limited by the manufacturing process of the conductive wire, so that the sleeve body is convenient to miniaturize and can be suitable for micro electric connection. The sleeve body comprises at least twocontact parts which are connected in sequence, direct connection of the contact parts is achieved, the connecting angles of the two connecting edges of each contact part and the connecting angle between any two adjacent contact parts directly abut against a corresponding jack, other parts are prevented from being additionally arranged, contact resistance is reduced, and the electric connector canbe suitable for large-current transmission. Any contact part comprises two connecting edges, one ends of the connecting edges are connected, the connecting edges are inclined relative to the center line of the sleeve body, each connecting edge is inclined relative to the center line of the sleeve body, the connecting angle abuts against the jack, stability of retention force is guaranteed, and the plugging and unplugging service life is prolonged.
Owner:深圳市拓思普科技有限公司
Electric contactor equipped with inserting pin contact
InactiveCN106785565AIncrease the number of touchpointsImprove current carrying capacityCoupling contact membersClamped/spring connectionsContact elementConductor Coil
Disclosed is an electric contactor equipped with an inserting pin contact. The electric contactor comprises the inserting pin contact, wherein the inserting pin contact comprises at least one elastic contact element and a conductive inserting pin; accommodating grooves used for mounting the corresponding elastic contact element are formed in the outer wall of the conductive inserting pin; each elastic contact element comprises a plurality of unit spiral rings which are connected end to end in sequence along a trajectory; the unit spiral rings are formed by linear conductive bodies in a winding manner; and the section of the elastic contact element is of a dual-oval structure. According to the electric contactor equipped with the inserting pin contact, the quantity of contact points is doubled; when the section area of the liner conductive bodies is unchanged, the current-carrying capability is doubled; and when the current-carrying capability is unchanged, the section area of the liner conductive bodies is reduced, so that cost is lowered.
Owner:SUZHOU HUAZHAN SPACE APPLIANCE
Protection type terminal with two-sided elastic piece and low insertion force
InactiveCN109462084AImprove plug lifeLower insertion forceCoupling contact membersLow insertion forceContact method
The invention relates to a protection type terminal with a two-sided elastic piece and low insertion force. The terminal comprises a square tube; a segmented slot is formed in the middle of the uppertube wall of the square tube; the plane where the segmented slot is located in a first plane; the square tube is symmetric with respect to the first plane; the left end of the bottom of the square tube is connected with two crimping conductor core pins; two crimping conductor sheath pins are arranged on the left sides of the crimping conductor core pins; the two crimping conductor core pins are symmetric with respect to the first plane; the two crimping conductor sheath pins are symmetric with respect to the first plane; two locking plate stop steps are arranged on the left side of the top ofthe square tube; the locking plate stop steps are symmetric with respect to the first plane; a tongue-shaped elastic piece is arranged on each of two side walls of the square tube. According to the terminal, a contact method of adding a bidirectional tongue piece elastic piece structure in the square tube is adopted, so that the plugging life is prolonged by utilizing the elastic force of the tongue piece, and the insertion force is reduced by utilizing the excessive arc chamfering manner of the tongue piece.
Owner:乐清昌德成电子有限公司
Electric connector equipped with elastic contact element and used between boards
InactiveCN106785574ASmall footprintIncrease the number of touchpointsCoupling contact membersClamped/spring connectionsElectricityElectrical connection
Disclosed is an electric connector equipped with an elastic contact element and used between boards. The electric connector comprises a substrate and at least one elastic contact element, wherein each elastic contact element comprises a plurality of unit spiral rings which are connected end to end in sequence along a trajectory; the unit spiral rings are formed by linear conductive bodies in a winding manner; the section of the elastic contact element is of a dual-oval structure; the substrate comprises a board-shaped body and a clamping tongue, and a clamping gap is formed between the board-shaped body and the clamping tongue; and the elastic contact element is clamped in the clamping gap to enable the side part of the elastic contact element to be in contact with the board-shaped body to form electrical connection. By adoption of the electric connector equipped with the elastic contact element provided by the invention, the quantity of contact points is doubled; when the section area of the liner conductive bodies is unchanged, the current-carrying capability is doubled; and when the current-carrying capability is unchanged, the section area of the liner conductive bodies is reduced, so that cost is lowered.
Owner:SUZHOU HUAZHAN SPACE APPLIANCE
A car charging socket
ActiveCN105826762BReduce contact resistanceHas a cushioning effectVehicle connectorsCharging stationsCoil springContact resistance
The invention discloses an automobile charging socket. The automobile charging socket includes a base having an inner cavity, a plurality of contact terminals are arranged in the inner cavity of the base, each contact terminal has an insertion hole used for insertion of a contact pin of charging equipment, and at least one circle of conductive wire which is used for contact with the contact pin and is in the shape of a spiral spring is arranged inside the insertion hole. The automobile charging socket provided by the invention adopts the conductive wire in the shape of a spiral spring to contact with the contact pin of the charging equipment for conduction, thus a contact area of the contact pin of the charging equipment and the conductive wire during charging can be greatly increased, contact resistance of the contact pin of the charging equipment is reduced, and a temperature rise is lowered. By adoption of the conductive wire in the shape of a spiral spring, the contact pin of the charging equipment and the conductive wire have a certain buffering effect, and thus the plugging and unplugging life of the contact pin can be greatly prolonged.
Owner:HAHON ELECTRIC INT CO LTD
Electrical connector with pin contact
InactiveCN106785550AImprove current carrying capacityReduce temperature riseCoupling contact membersEllipseEngineering
An electrical connector with a pin contact comprises the pin contact, wherein the pin contact comprises a conductive pin and at least one elastic contact component; the outer wall of the conductive pin is provided with a receiving groove for mounting the elastic contact component; the elastic contact element includes a plurality of spiral unit rings; the plurality of spiral unit rings are connected from end to end along a trajectory; each spiral unit ring is formed by a linear conductor in an encircling manner and the section shape of each elastic contact component is a double ellipse; and the trajectory has a spiral shape. According to the electrical contact with the elastic contact component, the number of contact points is doubled, when the cross-sectional area of the linear conductor is unchanged, the current carrying capacity is doubled; and when the current carrying capacity is unchanged, the cross-sectional area of the linear conductor can be decreased so as to save the cost.
Owner:SUZHOU HUAZHAN SPACE APPLIANCE
Signal connector, plug and contact member for printed board
InactiveCN101488611BConvenient radial adjustmentImprove plug lifeElectric discharge tubesCoupling contact membersWeld lineBiomedical engineering
Owner:CHINA AVIATION OPTICAL-ELECTRICAL TECH CO LTD
A connector structure for usb connector
ActiveCN104577594BIncrease elasticityImprove plug lifeCoupling device detailsComputer periphery connectorsAgricultural engineeringEngineering
The invention discloses a connection piece structure used for a USB (universal serial bus) connector. The connection piece structure comprises a middle panel and elastic pieces arranged on two sides of the middle panel and connected with the middle panel, wherein the middle panel is provided with through holes, and lugs are symmetrically arranged on two sides of the middle panel; an elastic hook is arranged at one end of each elastic piece, a clamping buckle is arranged at the other end of each elastic piece, a positioning groove is formed between each elastic hook and the corresponding clamping buckle, a bulge is arranged between each positioning groove and the corresponding elastic hook, and each positioning groove is connected with one end of the corresponding lug. The connection piece structure has good plug-pull performance, and is stable and reliable in contact and long in service life.
Owner:广西和正电子有限公司
Electric contact equipped with elastic contact element
InactiveCN106785573ASmall footprintIncrease the number of touchpointsCoupling contact membersClamped/spring connectionsElectricityEngineering
Disclosed is an electric contact equipped with an elastic contact element. The electric contact comprises the elastic contact element; the elastic contact element comprises a plurality of unit spiral rings; the multiple unit spiral units are connected end to end in sequence along a trajectory; the unit spiral rings consist of linear conductive bodies in a surrounding manner; and the section of the elastic contact element is of a dual-oval structure. According to the electric contact equipped with the elastic contact element provided by the invention, the contact point quantity is doubled; when the section area of the liner conductive bodies is unchanged, the current-carrying capability is doubled; and when the current-carrying capability is unchanged, the section area of the liner conductive bodies is reduced, so that cost is lowered.
Owner:SUZHOU HUAZHAN SPACE APPLIANCE
Heavy-current crowned spring jack
PendingCN110797697AImprove plug lifeImprove gripSecuring/insulating coupling contact membersCoupling contact membersEngineeringMechanical engineering
The invention discloses a heavy-current crowned spring jack, which successively includes an outer cylinder, an inner cylinder and a crowned spring from the outside to the inside. The crowned spring includes a front end ring, a rear end ring and reeds connected between the front end ring and the rear end ring. The front end ring and the rear end ring are provided with fractures that make the headsand tails of the front end ring and the rear end ring to be disconnected. The reeds are arranged at intervals along the circumferential direction of the front end ring. All the reeds are concave toward the center line of the outer cylinder to enclose a waist-shaped structure. The inner cylinder is tightly attached to the crowned spring. The front end ring and the rear end ring are tightly attachedto the inner side wall of the outer cylinder. The inner cylinder has a trend to holding the crowned spring tightly. Compared with the prior art, the invention has the following beneficial effects: after a pin enters, the inner cylinder holds the crowned spring tightly, the crowned spring then holds the pin tightly, so that the holding force on the pin is enhanced and then the pin is not easy to loosen and the heavy current crowned spring jack is especially applicable to oscillating occasions; in addition, with the help of this trend of the inner cylinder body, the insertion and extraction life of the heavy-current crowned spring jack of the invention is greatly prolonged.
Owner:DONGGUAN C C P CONTACT PROBES
A female connector
ActiveCN108539470BImprove contact stabilityImprove contact reliabilitySecuring/insulating coupling contact membersEngineeringMechanical engineering
Owner:NINGBO CONNFLY ELECTRONIC CO LTD
A charging connector and wire harness assembly for electric vehicles and hybrid vehicles
InactiveCN103730792BPlay a buffer roleAvoid rigid collisionTwo-part coupling devicesVehicular energy storageEngineeringElectric vehicle
The invention discloses a charging connector and wire harness assembly for an electric vehicle and a hybrid electric vehicle. The charging connector and wire harness assembly comprises a plug part and a socket part. The plug part comprises a metal inserting core, and the socket part comprises a metal inserting sleeve. The shape of the periphery of the metal inserting core is matched with that of the interior of the metal inserting sleeve, and the metal inserting core is arranged to be cylindrical. A rubber inserting core is assembled in an inner cavity of the cylindrical metal inserting core, and the length of the rubber inserting core is larger than the length of the cylindrical metal inserting core. A rubber inserting sleeve is arranged on the periphery of the metal inserting sleeve in a sleeved mode. Compared with the prior art, the charging connector and wire harness assembly for the electric vehicle and the hybrid electric vehicle has the advantages that the rubber inserting core and the rubber inserting sleeve play a role of buffering and rigid collision is prevented.
Owner:盐城市产品质量监督检验所 +1
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