CN104167632A - Sealing type high voltage resisting electric connector - Google Patents
Sealing type high voltage resisting electric connector Download PDFInfo
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- CN104167632A CN104167632A CN201410386411.9A CN201410386411A CN104167632A CN 104167632 A CN104167632 A CN 104167632A CN 201410386411 A CN201410386411 A CN 201410386411A CN 104167632 A CN104167632 A CN 104167632A
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- sealing shroud
- cover plate
- grommet
- wire
- plug
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Abstract
A sealing type high voltage resisting electric connector is provided with a tail high voltage resisting device which comprises a sealing sleeve (8) and a cover board (7). The sealing sleeve (8) and the cover board (7) isolate adjacent wires (9) in a sealing mode and/or isolate a wire (9) from a connector shell in a sealing mode jointly. The cover board (7) is fixed to the connector shell. The cover board (7) is made of materials harder than materials of which the sealing sleeve (8) is made. The sealing sleeve (8) is made of elastic flexible materials. Each wire (9) with an insulating layer penetrates through and is sealed in an inner hole of the corresponding sealing sleeve (8), and penetrates through an inner hole of the cover board (7) at the same time. The sealing sleeve (8) is installed between the cover board (7) and a contact installation board in an extrusion mode. The sealing type high voltage resisting electric connector has the stability of high voltage resistance and good space adaptability.
Description
Technical field
The invention belongs to high voltage withstanding technical field of electric connectors, especially belong to the high voltage withstanding electric connector of sealed type, at standard pressure or be less than to use under the hypobaric of standard pressure and there is high voltage withstanding feature between its contact or between contact and shell.
Background technology
High voltage withstanding electric connector is widely used in fields such as space flight, aviation, nuclear energy.Common high voltage withstanding connector mostly generally is single core product.Minority Multi-core number anti-high voltage connector is because of its internal structure complexity, cannot large-scale application in the field such as space flight, aviation, and under hypobaric, cannot realize high-voltage signal transmission.
In recent years, having occurred the multi-core connector that some are high voltage withstanding, to 10000VDC, although can be applied in the technical field such as space flight, aviation, also there is the problems such as proof voltage is unstable, environmental adaptation defectiveness at 1000VDC in proof voltage, for example:
Application number is that 200920265364.7 Chinese patent has disclosed a kind of high voltage withstanding round electric connector, reaches high voltage bearing object by insulating barrier is set between contact pin and plug casing.The connector that makes referrals to this structure in this patent can bear to the impact of extraneous instant high-voltage, between contact and shell, can bear 5000VAC, continues 1 minute without puncturing and arcing.
Application number is that 201310153342.2 Chinese patent application has disclosed a kind of anti-high voltage connector, in connector plug inside, space between part adjacent in interfacial seal pad, pin insulator, plug cover plate, plug grommet is adopted to bonded adhesives adhering and sealing, and between pin insulator and plug cover plate, rubber ring is set, realize the electrical path sealing between metal parts; In connector body inside, the space between part adjacent in socket insulator, receptacle cover plate, socket grommet is adopted to bonded adhesives adhering and sealing, and between socket insulator and receptacle cover plate, rubber ring is set, realize the electrical path sealing between metal parts; At the joint of plug and socket, the boss structure of the interfacial seal pad passing through and the bellmouth of socket insulator push mutually, and the mating surface of docking is pushed mutually, realize the electrical path sealing plugging together between rear metal parts.This patent application makes referrals to invented anti-high voltage connector, under standard atmosphere condition, can bear the high voltage of 12000VAC.
Summary of the invention
Application number is a kind of anti-high voltage connector that 201310153342.2 Chinese patent application discloses, and its tail end is single grommet structure.When being installed in the equipment in the field such as space flight, aviation, conventionally wire bending electric connector tail end being connected, to save its axial space, because electric connector tail end is only single grommet structure, wire is subject to External Force Acting, grommet is subject to the active force of wire, between wire and the hole wall of grommet, there is gap, between wire the end of a thread that this gap is electric connector tail end, provide discharge channel, therefore the anti-high voltage connector withstand voltage properties that, this patent application discloses is unstable.
The present invention is directed to above-mentioned deficiency, provide a kind of proof voltage high, and the stable electric connector of proof voltage.
For achieving the above object, adopt following technical scheme:
Scheme one: the high voltage withstanding electric connector of a kind of sealed type, there is the high pressure resistant device of afterbody, the high pressure resistant device of described afterbody comprises sealing shroud (8), cover plate (7), sealing shroud (8) and cover plate (7) are jointly isolated adjacent wire (9) and/or the housing with sealing means code wire (9) and described connector with sealing means, after described cover plate (7) is arranged at contact mounting panel, and be fixed on the housing of described connector, the material of described cover plate (7) is more hard with respect to the material of sealing shroud (8), sealing shroud (8) is elastic soft material formation, when the wire (9) of every tape insulation layer runs through and is sealed in the endoporus of corresponding sealing shroud (8) also in the endoporus of described cover plate (7), described sealing shroud (8) is extruded and is arranged between cover plate (7) and contact mounting panel.
Preferably, the elastic soft material of described formation sealing shroud (8) is elastic gum.
Preferably, the elastic soft material of described formation sealing shroud (8) is silica gel or rubber.
Preferably, described sealing shroud (8) is provided with the rotary body that is provided with a large portion (81) between microcephaly and two ends for two ends, or described sealing shroud (8) is provided with the rotary body of a large portion (81) for one end is provided with the other one end of microcephaly.
Preferably, described sealing shroud (8) is in the cross section of the axis of the rotary body perpendicular to sealing shroud (8), the cross section peripheral diameter maximum of large portion (81), from large portion to being provided with slope (21,23) microcephaly, described slope (21,23) can be the conical surface or sphere.
Preferably, the bulge loop that the large portion (81) of described sealing shroud (8) is set to expand outwardly, a plane on described bulge loop and cover plate (7) or contact mounting panel is close to.
Preferably, in described sealing shroud (8), for running through, the through hole of wire is provided with annular groove or sealing shroud (8) outer surface is provided with annular groove.
Scheme two: the high voltage withstanding electric connector of a kind of sealed type, there is the high pressure resistant device of afterbody, the high pressure resistant device of described afterbody comprises grommet (15), sealing shroud (8), cover plate (7), grommet (15), sealing shroud (8), cover plate (7) three isolates adjacent wire (9) and/or the housing with sealing means code wire (9) and described connector with sealing means jointly, described cover plate (7) is arranged at after the tail of grommet (15), and be fixed on the housing of described connector, the material of described cover plate (7) is more hard with respect to the material of grommet (15), wire (9) through in the endoporus of grommet (15) time also in the endoporus of described cover plate (7), described sealing shroud (8) is extruded and is installed between cover plate (7) and grommet (15), and the wire (9) of every tape insulation layer runs through and is sealed in the endoporus of corresponding sealing shroud (8).
Preferably, described sealing shroud (8) is provided with the rotary body that is provided with a large portion (81) between microcephaly and two ends for two ends, or described sealing shroud (8) is provided with the rotary body of a large portion (81) for one end is provided with the other one end of microcephaly.
Preferably, described sealing shroud (8) is in the cross section of the axis of the rotary body perpendicular to sealing shroud (8), the cross section peripheral diameter maximum of large portion (81), from large portion to being provided with slope (21,23) microcephaly, described slope (21,23) can be the conical surface or sphere.
Preferably, the bulge loop that the large portion (81) of described sealing shroud (8) is set to expand outwardly, a plane on described bulge loop and cover plate (7) or grommet (15) is close to.
Preferably, in described sealing shroud (8), for running through, the through hole of wire is provided with annular groove or sealing shroud (8) outer surface is provided with annular groove.
Scheme three: the plug of the high voltage withstanding electric connector of a kind of sealed type, comprises plug casing (2), contact pin installation component (5), needle contact piece (3), interfacial seal pad (19), grommet (15), wire (9); Needle contact piece (3) is installed in contact pin installation component (5), and contact pin installation component (5) is installed in plug casing (2); Interfacial seal pad (19), contact pin installation component (5), grommet (15) three adjacent between the two by bonding agent adhering and sealing needle contact piece (3), contact pin installation component (5) by bonding between multiple modules or elasticity of compression glue with sealing with retrain needle contact piece (3) or the needle contact piece (3) with elastic card claw (17); Wire (9) in the endoporus of grommet (15) and with needle contact piece (3) electric connector; The outer cover plate (7) that also arranges of grommet (15) of sealed guide (9) is fixed on plug casing (2) above, and wire (9) is in the endoporus of cover plate (7); The material of described cover plate (7) is more hard with respect to the material of grommet (15); Between described cover plate (7) and grommet (15), also extruding is provided with sealing shroud (8), and the every wire with insulating barrier (9) runs through and is sealed in the endoporus of corresponding sealing shroud (8).
Preferably, described sealing shroud (8) is provided with the rotary body that is provided with a large portion (81) between microcephaly and two ends for two ends, or described sealing shroud (8) is provided with the rotary body of a large portion (81) for one end is provided with the other one end of microcephaly.
Preferably, described sealing shroud (8) is in the cross section of the axis of the rotary body perpendicular to sealing shroud (8), the cross section peripheral diameter maximum of large portion (81), from large portion to being provided with slope (21,23) microcephaly, described slope (21,23) can be the conical surface or sphere.
Preferably, the bulge loop that the large portion (81) of described sealing shroud (8) is set to expand outwardly, a plane on described bulge loop and cover plate (7) or grommet (15) is close to.
Preferably, in described sealing shroud (8), for running through, the through hole of wire is provided with annular groove or sealing shroud (8) outer surface is provided with annular groove.
Preferably, described cover plate (7) is established bevelled split washer (6) by an opening part and is fixed on plug casing (2).
Preferably, described cover plate (7) towards being provided with grommet orifice chamfer (40) for running through the through hole of wire for what run through that the through hole of wire is provided with cover plate bellmouth (24) and/or described grommet (15) on the face of tail end on the face of butt end.
Preferably, adjacently in described interfacial seal pad (19), contact pin installation component (5), grommet (15) three step is set and counterbore cooperatively interacts at contact through part between the two; Multiple modules of described contact pin installation component (5) comprise insulated mounting plate on plug (18) and lower insulated mounting plate (16), between insulated mounting plate on plug (18) and lower insulated mounting plate (16), cooperatively interacting of step and counterbore are set.
Scheme four: the socket of the high voltage withstanding electric connector of a kind of sealed type, comprises Socket casing (11), jack installation component (10), hole contact (12), grommet (15), wire (9); Hole contact (12) is installed in jack installation component (10), jack installation component (10) is installed in Socket casing (11), between jack installation component (10) and grommet (15) by bonding agent adhering and sealing hole contact (12), jack installation component (10) by bonding between multiple modules or elasticity of compression glue to seal and constrained port contact (12) or with the hole contact (12) of elastic card claw (17); Wire (9) in the endoporus of grommet (15) and with hole contact (12) electric connector; Outside the grommet (15) of sealed guide (9), a cover plate (7) being also set is fixed on Socket casing (11); The material of described cover plate (7) is more hard with respect to the material of grommet (15); Wire (9) is in the endoporus of cover plate (7); Between described cover plate (7) and grommet (15), also extruding is provided with sealing shroud (8), and the every wire with insulating barrier (9) runs through and is sealed in the endoporus of corresponding sealing shroud (8).
Preferably, described sealing shroud (8) is provided with the rotary body that is provided with a large portion (81) between microcephaly and two ends for two ends, or described sealing shroud (8) is provided with the rotary body of a large portion (81) for one end is provided with the other one end of microcephaly.
Preferably, described sealing shroud (8) is in the cross section of the axis of the rotary body perpendicular to sealing shroud (8), the cross section peripheral diameter maximum of large portion (81), from large portion to being provided with slope (21,23) microcephaly, described slope (21,23) can be the conical surface or sphere.
Preferably, the bulge loop that the large portion (81) of described sealing shroud (8) is set to expand outwardly, a plane on described bulge loop and cover plate (7) or grommet (15) is close to.
Preferably, in described sealing shroud (8), for running through, the through hole of wire is provided with annular groove or sealing shroud (8) outer surface is provided with annular groove.
Preferably, described cover plate (7) is established bevelled split washer (6) by an opening part and is fixed on plug casing (2).
Preferably, described cover plate (7) towards being provided with grommet orifice chamfer (40) for running through the through hole of wire for what run through that the through hole of wire is provided with cover plate bellmouth (24) and/or described grommet (15) on the face of tail end on the face of butt end.
Preferably, described jack installation component (10), grommet (15) arrange step and counterbore cooperatively interacts at contact through part between the two; Multiple modules of described jack installation component (10) comprise insulated mounting plate on plug (18) and lower insulated mounting plate (16), between insulated mounting plate on socket (20) and lower insulated mounting plate (16), cooperatively interacting of step and counterbore are set.
Contrast existing application number and be a kind of anti-high voltage connector that 201310153342.2 Chinese patent application discloses, its tail end is single grommet structure.The high pressure resistant device of the afterbody of the high voltage withstanding electric connector of sealed type of the present invention, adopt sealing shroud (8) and cover plate (7), jointly isolate adjacent wire (9) and/or the housing with sealing means code wire (9) and described connector with sealing means, because sealing shroud (8) is by tight compression, the inner hole wall of compressed sealing shroud (8) has and closely follows sealing wire (9), therefore, when being installed on space flight, in the equipment in the fields such as aviation, even the wire bending that electric connector tail end is connected, also can between wire and the hole wall of grommet, not there is not gap, also the passage that does not just have electric discharge produces, as can be seen here, the invention provides a kind of high pressure resistant stable technology of afterbody of electric connector, electric connector tail end according to the present invention can adapt to less space.
Technical scheme according to the present invention also has following superiority:
(1) technical scheme of the present invention has all had reliable discharge channel Sealing Technology at butt end, inside and the tail end of electric connector, be conducive to realize a kind of high voltage bearing electric connector, under standard atmosphere condition, 10000VDC is to 1500VDC, test 1min, without arcing punch-through, leakage current is no more than 2mA.
(2) technical scheme of the present invention has all had reliable discharge channel Sealing Technology at butt end, inside and the tail end of electric connector, be conducive to realize a kind of high voltage bearing electric connector, in standard atmosphere is pressed onto 10 the whole sending down abnormally ascending pressure process of-3 powers, apply 2500VDC, testing time 30min, leakage current is no more than 1mA, discharge off phenomenon, thereby it has resistance to low pressure feature, can under being pressed onto all different air pressure environment of space environment, standard atmosphere work.
(3) it is superior that technical scheme of the present invention is convenient to realize electric connector environmental resistance, has stronger anti-vibration, impact property, the instructions for use of meeting spatial environment.
(4) technical scheme of the present invention is convenient to realize contact and is met relevant national standard, and electric connector can adopt Universal, modular design, and the high pressure resistant structure of tail end is detachable, and contact is also detachable, and the use of product and maintainability are good.
(5) electric connector of technical scheme of the present invention is multicore structure, can transmit as required different power supply signals.
(6) technical scheme of the present invention is convenient to realize the combination property that electric connector volume is little, lightweight, reliability is high.
Brief description of the drawings
Fig. 1 is according to the structural representation of the plug of the high voltage withstanding electric connector of sealed type of the present invention (1) embodiment.
Fig. 2 is according to the structural representation of the socket of the high voltage withstanding electric connector of sealed type of the present invention (14) embodiment.
Fig. 3 is the structural representation of sealing shroud (8) embodiment in the high voltage withstanding electric connector of sealed type according to the present invention.
Fig. 4,5,6 is the structural representation of cover plate (7) in the high voltage withstanding electric connector of sealed type according to the present invention, split washer (6), grommet (15) embodiment.
Figure 7 shows that according to the structural representation of interfacial seal pad (19) embodiment in the plug of the high voltage withstanding electric connector of sealed type of the present invention (1).
Figure 8 shows that according to the structural representation of insulated mounting plate (18) embodiment on the plug in the plug of the high voltage withstanding electric connector of sealed type of the present invention (1).
Figure 9 shows that according to the structural representation of insulated mounting plate (20) embodiment on the socket in the socket of the high voltage withstanding electric connector of sealed type of the present invention (14).
Embodiment
Below in conjunction with accompanying drawing, the high voltage withstanding electric connector embodiment of sealed type of the present invention is elaborated:
If Fig. 1 is according to the structural representation of the plug of the high voltage withstanding electric connector of sealed type of the present invention (1) embodiment.In this embodiment, plug (1) comprises plug casing (2), interfacial seal pad (19), contact pin installation component (5), needle contact piece (3), elastic card claw (17), grommet (15), sealing shroud (8), cover plate (7), split washer (6), wire (9).Contact pin installation component (5) comprises insulated mounting plate on contact pin (18), lower insulated mounting plate (16).Contact pin installation component (5) is placed in plug casing (2), endoporus step by plug casing (2) in plug (1) abutting direction is spacing, and tail end aspect is spacing by step and fluid sealant (4) in endoporus; Needle contact piece (3) is installed in contact pin installation component (5).Contact pin installation component (5) coordinates the circumferencial direction of realizing contact pin installation component (5) to locate by the plug location major key on it (45, below have sign in Fig. 8) with the keyway in plug casing (2).Contact pin installation component (5) not only can be as mentioned above by upper and lower two block mergings, also can for multiple fan-shaped block mergings become one step-like cylindrical, can also be multiple modules inlay be one step-like cylindrical with constraint needle contact piece (3) or with the needle contact piece (3) of elastic card claw (17).Described wire (9) is the wire with insulating barrier.
If Fig. 2 is according to the structural representation of the socket of the high voltage withstanding electric connector of sealed type of the present invention (14) embodiment.In this embodiment, socket (14) comprises Socket casing (11), jack installation component (10), hole contact (12), elastic card claw (17), grommet (15), sealing shroud (8), cover plate (7), split washer (6), wire (9), can increase sealing ring (13) and play the sealing function after connector docking.Jack installation component (10) comprises insulated mounting plate on socket (20), lower insulated mounting plate (16).Jack installation component (10) is placed in Socket casing (11), endoporus step by Socket casing (11) in the abutting direction of socket (14) is spacing, and tail end aspect is spacing by step and fluid sealant (4) in endoporus; Hole contact (12) is installed in jack installation component (10).Jack installation component (10) coordinates the circumferencial direction of realizing jack installation component (10) to locate by the socket location major key on it (31, below have sign in Fig. 9) with the keyway in Socket casing (11).Jack installation component (10) not only can be as mentioned above by upper and lower two block mergings, also can for multiple fan-shaped block mergings become one step-like cylindrical, can also be multiple modules inlay be one step-like cylindrical with constrained port contact (12) or with the hole contact (12) of elastic card claw (17).Described wire (9) is the wire with insulating barrier.
As shown in Figure 1, 2, in this embodiment, plug (1) and socket (14) have the lower insulated mounting plate (16) of a same size and the elastic card claw (17) of a same size.Lower insulated mounting plate (16) is a round block member, each contact (3,12) position, hole place is equipped with the boss for lengthening creepage distance towards butt end and tail end, elastic card claw (17) is one and has opening and flexible cylindrical member, is inwardly provided with the step that blocks contact (3,12) so that the elastic latch of the position of Restricted Contact part (3,12) at the sidewall of elastic card claw (17).
If Fig. 3 is the structural representation of sealing shroud (8) embodiment in the high voltage withstanding electric connector of sealed type according to the present invention.In one embodiment, plug (1) and socket (14) have the sealing shroud (8) of a same size, sealing cover (8) is provided with the rotary body that is provided with a large portion (81) between microcephaly and two ends for two ends, in the cross section of the axis of the rotary body perpendicular to sealing shroud (8), the cross section peripheral diameter maximum of large portion (81), from large portion to being provided with slope (21,23) microcephaly, described slope (21,23) can be the conical surface or sphere; The large portion (81) of sealing shroud (8) is preferably set to the bulge loop expanding outwardly; Sealing shroud is provided with the through hole for running through wire in (8), is preferably provided with annular groove in this through hole.
If Fig. 4,5,6 is the structural representation of cover plate (7) in the high voltage withstanding electric connector of sealed type according to the present invention, split washer (6), grommet (15) embodiment.In one embodiment, plug (1) and socket (2) have the cover plate (7) of a same size, there is the split washer (6) of a same size, have the grommet (15) of a same size.Cover plate (7) on the face of butt end, be provided with cover plate bellmouth (24) for running through the through hole of wire, split washer (6) opening part is provided with inclined-plane, grommet (15) on the face of tail end, be provided with grommet orifice chamfer (40) for running through the through hole of wire.When wire (9) is through cover plate (7), sealing shroud (8), grommet (15), connecting contact (3, 12) after, to connect the contact (3 of wire (9), 12) as depicted in figs. 1 and 2, by installation component (5, 10), be installed on connector shell (2, 11) in, cover plate (7) is by split washer (6) and housing (2, 11) cover plate (7) is fixed on housing (2 by cannelure cooperation, 11) in time, the slope (21 at the two ends of sealing shroud (8), 23) pushed by the cover plate bellmouth (24) of the cover plate (7) of grommet orifice chamfer (40) and hard respectively, make closely parcel wire of sealing shroud compression, by wire (9) and cover plate (7), sealing shroud (8), the sealing that realizes this gap is blocked in gap between arbitrary in grommet (15) three, space discharge channel between the connector lug of blocking-up tail end multiple conducting wires (9).Preferably, cover plate (7) is hard insulation, the end diameter for the cover plate bellmouth (24) that runs through wire (9) of cover plate (7) mates with diameter of wire, be that wire (9) is interference fit or little matched in clearance with the small end of cover plate bellmouth (24), can prevent that tail end wire (9) radial force from pushing grommet (15) and/or sealing shroud (8) when bending, produce space discharge channel, improve the environmental suitability of product, as connector vibrates at height, in the environment of large impact, or in the environment in little space, need bending wire (9) to adapt to the size of connector application space.The little matched in clearance of described wire (9) and the small end of cover plate bellmouth (24), it is the little matched in clearance of the endoporus of wire (9) and cover plate, if one side gap can be the arbitrary numerical value in 0.1mm, 0.2mm, 0.5mm, 1mm, also can be preferably wire (9) diameter 10/100,5/100,2/100,1/100 in arbitrary numerical value.In addition, the face towards butt end of grommet (15) is as shown in Figure 6 provided with grommet counterbore (38), the boss on the face of tail end of lower insulated mounting plate (16) coordinates with the grommet counterbore (38) on the face of butt end of grommet (15), when lengthening the effect of creepage distance except playing, also play lower insulated mounting plate (16) and grommet (15) location before mutually bonding.
Be illustrated in figure 7 according to the structural representation of interfacial seal pad (19) embodiment in the plug of the high voltage withstanding electric connector of sealed type of the present invention (1).On interfacial seal pad (19), there is position, multiple hole, each position, hole is provided with the interface convex platform (25) of a taper, its periphery is sunk structure (26), interfacial seal pad (19) be provided with an interface lower convex platform (28) towards position place, each hole on the face of tail end.
Be illustrated in figure 8 according to the structural representation of insulated mounting plate (18) embodiment on the plug in the plug of the high voltage withstanding electric connector of sealed type of the present invention (1).Insulated mounting plate on plug (18) be provided with a location counterbore (44) towards position, corresponding each hole on the face of butt end, for coordinating with the interface lower convex platform (28) on interfacial seal pad (19), so that insulated mounting plate (18), by the bonding front installation of bonding agent location, has also lengthened the creepage distance between needle contact piece (3) simultaneously on interfacial seal pad (19) and plug.Each hole plane of insulated mounting plate on plug (18) caudad direction is provided with a stepped counterbore (41), this stepped counterbore (41) is for installing elastic card claw (17), and coordinate the axial motion of restriction elastic card claw (17) with the boss on the face of butt end direction of lower insulated mounting plate (16).For the insulation property between booster injection contact (3), on lower insulated mounting plate (16) and plug between insulated mounting plate (18) by the space discharge channel between bonding agent adhering and sealing needle contact piece (3), the boss towards on the face of butt end direction of the stepped counterbore (41) at this place and lower insulated mounting plate (16) matches and has also played bonding front positioning action.
Be illustrated in figure 9 according to the structural representation of insulated mounting plate (20) embodiment on the socket in the socket of the high voltage withstanding electric connector of sealed type of the present invention (14).Insulated mounting plate on socket (20) be provided with bulge-structure (30) towards docking end face, a corresponding hole, each bulge-structure (30) center, nose end mouth is horn mouth (29).In the time that plug (1) and socket (14) plug together, interface convex platform (25) extruding on the interfacial seal pad (19) of horn mouth (29) and plug (1) coordinates, bulge-structure (30) engages with the sunk structure (26) of interfacial seal pad (19) and extruding mutually, plays connector and docks the effect of the sealed airspace discharge channel plugging together and the effect of lengthening creepage distance.There is a ladder counterbore (32) each position, hole of insulated mounting plate on socket (20), this ladder counterbore (32) is for installing elastic card claw (17), and coordinate the axial motion of restriction elastic card claw (17) with the boss on the face of butt end direction of lower insulated mounting plate (16).For the insulation property between reinforced hole contact (12), on lower insulated mounting plate (16) and socket, between insulated mounting plate (20), pass through the space discharge channel of bonding agent adhering and sealing hole contact (12).Equally, match and also played the positioning action before bonding at the boss towards on the face of butt end direction of the ladder counterbore (32) at this place and lower insulated mounting plate (16).
In the time that plug (1) socket (14) plugs together, interface convex platform (25) on plug end interfacial seal pad (19) contacts and pushes to realize with insulated mounting plate (20) end face horn mouth (29) on socket in socket end and seals, the upper sunk structure (26) of interfacial seal pad (19) wraps up and pushes the bulge-structure (30) on insulated mounting plate on socket (20) simultaneously, space discharge channel when blocking-up docking between contact.Therefore, the high voltage withstanding electric connector of sealed type according to the present invention, when plug (1) and socket (14) plug together, has blocked joint space discharge channel, reaches the high voltage withstanding instructions for use with meeting hypobaric.
A preferred embodiment, adopt the mode of split washer (6) and elastic card claw (17) combination to realize the detachable function of contact.First, split washer (6) opening part is provided with inclined-plane, in the time that needs are dismantled, inclined-plane is pressed on employing instrument top, split washer (6) is inwardly shunk, depart from housing cannelure, then take out successively cover plate (7), sealing shroud (8).Secondly, each Kong Weizhong at contact pin installation component (5) or jack installation component (10) has installed elastic card claw (17), elastic card claw (17) is provided with the elastic latch inwardly stretching out, in the time that contact packs into, contact step struts elastic latch, after contact packs into and puts in place, elastic latch inwardly shrinks and is stuck on contact step, contact is fixed, in the time that needs are dismantled contact, instrument is inserted elastic latch is strutted to taking-up contact, realize the detachable function of contact.
Claims (30)
1. a plug for the high voltage withstanding electric connector of sealed type, comprises plug casing (2), contact pin installation component (5), needle contact piece (3), interfacial seal pad (19), grommet (15), wire (9); Needle contact piece (3) is installed in contact pin installation component (5), and contact pin installation component (5) is installed in plug casing (2); Interfacial seal pad (19), contact pin installation component (5), grommet (15) three adjacent between the two by bonding agent adhering and sealing needle contact piece (3), contact pin installation component (5) by bonding between multiple modules or elasticity of compression glue with sealing with retrain needle contact piece (3) or the needle contact piece (3) with elastic card claw (17); Wire (9) in the endoporus of grommet (15) and with needle contact piece (3) electric connector, it is characterized in that: the outer cover plate (7) that also arranges of grommet (15) of sealed guide (9) is fixed on plug casing (2) above, and wire (9) is in the endoporus of cover plate (7); The material of described cover plate (7) is more hard with respect to the material of grommet (15); Between described cover plate (7) and grommet (15), also extruding is provided with sealing shroud (8), and the every wire with insulating barrier (9) runs through and is sealed in the endoporus of corresponding sealing shroud (8).
2. electric connector according to claim 1, it is characterized in that: described sealing shroud (8) is provided with the rotary body that is provided with a large portion (81) between microcephaly and two ends for two ends, or described sealing shroud (8) is provided with the rotary body of a large portion (81) for one end is provided with the other one end of microcephaly.
3. plug according to claim 2, it is characterized in that: described sealing shroud (8) is in the cross section of the axis of the rotary body perpendicular to sealing shroud (8), the cross section peripheral diameter maximum of large portion (81), from large portion to being provided with slope (21,23) microcephaly, described slope (21,23) can be the conical surface or sphere.
4. plug according to claim 3, it is characterized in that: the bulge loop that the large portion (81) of described sealing shroud (8) is set to expand outwardly, a plane on described bulge loop and cover plate (7) or grommet (15) is close to.
5. plug according to claim 4, is characterized in that: in described sealing shroud (8), for running through, the through hole of wire is provided with annular groove or sealing shroud (8) outer surface is provided with annular groove.
6. according to the arbitrary described plug of claim 1 to 5, it is characterized in that: described cover plate (7) is established bevelled split washer (6) by an opening part and is fixed on plug casing (2).
7. according to the arbitrary described plug of claim 1 to 5, it is characterized in that: described cover plate (7) towards being provided with grommet orifice chamfer (40) for running through the through hole of wire for what run through that the through hole of wire is provided with cover plate bellmouth (24) and/or described grommet (15) on the face of tail end on the face of butt end.
8. according to the arbitrary described plug of claim 1 to 5, it is characterized in that: adjacently in described interfacial seal pad (19), contact pin installation component (5), grommet (15) three step is set and counterbore cooperatively interacts at contact through part between the two; Multiple modules of described contact pin installation component (5) comprise insulated mounting plate on plug (18) and lower insulated mounting plate (16), between insulated mounting plate on plug (18) and lower insulated mounting plate (16), cooperatively interacting of step and counterbore are set.
9. a socket for the high voltage withstanding electric connector of sealed type, comprises Socket casing (11), jack installation component (10), hole contact (12), grommet (15), wire (9); Hole contact (12) is installed in jack installation component (10), jack installation component (10) is installed in Socket casing (11), between jack installation component (10) and grommet (15) by bonding agent adhering and sealing hole contact (12), jack installation component (10) by bonding between multiple modules or elasticity of compression glue to seal and constrained port contact (12) or with the hole contact (12) of elastic card claw (17); Wire (9) in the endoporus of grommet (15) and with hole contact (12) electric connector, it is characterized in that: the grommet (15) of sealed guide (9) is outer also to be arranged a cover plate (7) and be fixed on Socket casing (11); The material of described cover plate (7) is more hard with respect to the material of grommet (15); Wire (9) is in the endoporus of cover plate (7); Between described cover plate (7) and grommet (15), also extruding is provided with sealing shroud (8), and the every wire with insulating barrier (9) runs through and is sealed in the endoporus of corresponding sealing shroud (8).
10. socket according to claim 9, it is characterized in that: described sealing shroud (8) is provided with the rotary body that is provided with a large portion (81) between microcephaly and two ends for two ends, or described sealing shroud (8) is provided with the rotary body of a large portion (81) for one end is provided with the other one end of microcephaly.
11. sockets according to claim 10, it is characterized in that: described sealing shroud (8) is in the cross section of the axis of the rotary body perpendicular to sealing shroud (8), the cross section peripheral diameter maximum of large portion (81), from large portion to being provided with slope (21,23) microcephaly, described slope (21,23) can be the conical surface or sphere.
12. sockets according to claim 11, it is characterized in that: the bulge loop that the large portion (81) of described sealing shroud (8) is set to expand outwardly, a plane on described bulge loop and cover plate (7) or grommet (15) is close to.
13. sockets according to claim 12, is characterized in that: in described sealing shroud (8), for running through, the through hole of wire is provided with annular groove or sealing shroud (8) outer surface is provided with annular groove.
14. according to the arbitrary described socket of claim 9 to 13, it is characterized in that: described cover plate (7) is established bevelled split washer (6) by an opening part and is fixed on plug casing (2).
15. according to the arbitrary described socket of claim 9 to 13, it is characterized in that: described cover plate (7) towards being provided with grommet orifice chamfer (40) for running through the through hole of wire for what run through that the through hole of wire is provided with cover plate bellmouth (24) and/or described grommet (15) on the face of tail end on the face of butt end.
16. according to the arbitrary described socket of claim 9 to 13, it is characterized in that: described jack installation component (10), grommet (15) arrange step and counterbore cooperatively interacts at contact through part between the two; Multiple modules of described jack installation component (10) comprise insulated mounting plate on plug (18) and lower insulated mounting plate (16), between insulated mounting plate on socket (20) and lower insulated mounting plate (16), cooperatively interacting of step and counterbore are set.
17. 1 kinds of high voltage withstanding electric connectors of sealed type, comprise plug and socket, it is characterized in that: plug is the arbitrary described plugs of the claims 1 to 8, and socket is the arbitrary described sockets of the claims 9 to 16.
18. anti-high voltage connectors according to claim 17, is characterized in that: described socket is provided with sealing ring (13), and sealing ring (13) is positioned on a step surface of Socket casing (11) endoporus; Described electric connector is locked by screw thread locking mechanism, in the time that plug and socket is locked, and the docking end face crush seal circle (13) of plug casing (2).
19. 1 kinds of high voltage withstanding electric connectors of sealed type, there is the high pressure resistant device of afterbody, it is characterized in that: the high pressure resistant device of described afterbody comprises grommet (15), sealing shroud (8), cover plate (7), grommet (15), sealing shroud (8), cover plate (7) three isolates adjacent wire (9) and/or the housing with sealing means code wire (9) and described connector with sealing means jointly, described cover plate (7) is arranged at after the tail of grommet (15), and be fixed on the housing of described connector, the material of described cover plate (7) is more hard with respect to the material of grommet (15), wire (9) through in the endoporus of grommet (15) time also in the endoporus of described cover plate (7), described sealing shroud (8) is extruded and is installed between cover plate (7) and grommet (15), and the wire (9) of every tape insulation layer runs through and is sealed in the endoporus of corresponding sealing shroud (8).
20. electric connectors according to claim 19, it is characterized in that: described sealing shroud (8) is provided with the rotary body that is provided with a large portion (81) between microcephaly and two ends for two ends, or described sealing shroud (8) is provided with the rotary body of a large portion (81) for one end is provided with the other one end of microcephaly.
21. electric connectors according to claim 20, it is characterized in that: described sealing shroud (8) is in the cross section of the axis of the rotary body perpendicular to sealing shroud (8), the cross section peripheral diameter maximum of large portion (81), from large portion to being provided with slope (21,23) microcephaly, described slope (21,23) can be the conical surface or sphere.
22. electric connectors according to claim 21, it is characterized in that: the bulge loop that the large portion (81) of described sealing shroud (8) is set to expand outwardly, a plane on described bulge loop and cover plate (7) or grommet (15) is close to.
23. electric connectors according to claim 22, is characterized in that: in described sealing shroud (8), for running through, the through hole of wire is provided with annular groove or sealing shroud (8) outer surface is provided with annular groove.
24. 1 kinds of high voltage withstanding electric connectors of sealed type, there is the high pressure resistant device of afterbody, it is characterized in that: the high pressure resistant device of described afterbody comprises sealing shroud (8), cover plate (7), sealing shroud (8) and cover plate (7) are jointly isolated adjacent wire (9) and/or the housing with sealing means code wire (9) and described connector with sealing means, after described cover plate (7) is arranged at contact mounting panel, and be fixed on the housing of described connector, the material of described cover plate (7) is more hard with respect to the material of sealing shroud (8), sealing shroud (8) is elastic soft material formation, when the wire (9) of every tape insulation layer runs through and is sealed in the endoporus of corresponding sealing shroud (8) also in the endoporus of described cover plate (7), described sealing shroud (8) is extruded and is arranged between cover plate (7) and contact mounting panel.
25. electric connectors according to claim 24, is characterized in that: the elastic soft material of described formation sealing shroud (8) is elastic gum.
26. electric connectors according to claim 25, is characterized in that: the elastic soft material of described formation sealing shroud (8) is silica gel or rubber.
27. according to the arbitrary described electric connector of claim 24 to 26, it is characterized in that: described sealing shroud (8) is provided with the rotary body that is provided with a large portion (81) between microcephaly and two ends for two ends, or described sealing shroud (8) is provided with the rotary body of a large portion (81) for one end is provided with the other one end of microcephaly.
28. electric connectors according to claim 27, it is characterized in that: described sealing shroud (8) is in the cross section of the axis of the rotary body perpendicular to sealing shroud (8), the cross section peripheral diameter maximum of large portion (81), from large portion to being provided with slope (21,23) microcephaly, described slope (21,23) can be the conical surface or sphere.
29. electric connectors according to claim 28, it is characterized in that: the bulge loop that the large portion (81) of described sealing shroud (8) is set to expand outwardly, a plane on described bulge loop and cover plate (7) or contact mounting panel is close to.
30. electric connectors according to claim 29, is characterized in that: in described sealing shroud (8), for running through, the through hole of wire is provided with annular groove or sealing shroud (8) outer surface is provided with annular groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410386411.9A CN104167632B (en) | 2014-08-07 | 2014-08-07 | The high voltage withstanding electric connector of a kind of sealed type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410386411.9A CN104167632B (en) | 2014-08-07 | 2014-08-07 | The high voltage withstanding electric connector of a kind of sealed type |
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| Publication Number | Publication Date |
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| CN104167632A true CN104167632A (en) | 2014-11-26 |
| CN104167632B CN104167632B (en) | 2015-09-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410386411.9A Active CN104167632B (en) | 2014-08-07 | 2014-08-07 | The high voltage withstanding electric connector of a kind of sealed type |
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| CN104852193A (en) * | 2015-05-28 | 2015-08-19 | 四川瑞可达连接系统有限公司 | Mounting plate jaw inner tooth structure connector and special removal tool thereof |
| CN105261877A (en) * | 2015-11-05 | 2016-01-20 | 中国电子科技集团公司第四十研究所 | A high-voltage connector |
| CN112204819A (en) * | 2018-06-01 | 2021-01-08 | 肖特日本株式会社 | Airtight terminal |
| CN113871945A (en) * | 2020-06-30 | 2021-12-31 | 华为技术有限公司 | Connector, electronic equipment and charging system |
| CN114639989A (en) * | 2022-04-13 | 2022-06-17 | 四川华丰科技股份有限公司 | Threading seal structure of connector |
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| CN114639989B (en) * | 2022-04-13 | 2023-10-10 | 四川华丰科技股份有限公司 | Threading sealing structure of connector |
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|---|---|
| CN104167632B (en) | 2015-09-23 |
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