CN202004278U

CN202004278U - Electric connector component

Info

Publication number: CN202004278U
Application number: CN2011200390184U
Authority: CN
Inventors: 姚勇
Original assignee: China Aviation Optical Electrical Technology Co Ltd
Current assignee: China Aviation Optical Electrical Technology Co Ltd
Priority date: 2011-02-15
Filing date: 2011-02-15
Publication date: 2011-10-05
Anticipated expiration: 2021-02-15

Abstract

The utility model relates to an electric connector component, comprising an electric connector plug. The electric connector plug comprises a plug shell which is internally provided with a contacting piece; the electric connector plug is provided with a shielding piece at the rear end of the contacting piece; the shielding piece comprises a shielding sleeve, a clamping sleeve and a cable channel penetrating through the shielding sleeve and the clamping sleeve; the front end of the shielding sleeve is conductively connected with an electric connector shell; and the clamping sleeve comprises a fixed seat integrally connected to the rear end of the shielding sleeve, and a pressing plate for fastening with the fixed seat to clamp a shielding layer of a cable penetrating into the cable channel, and at least one of the pressing plate and the fixed seat is provided with a tile-shaped concave surface. In the electric connector component, since the shielding piece is arranged at the rear end of the electric connector plug and can effectively connect the shielding layer of the cable by the electric connector shell, the shielding failure of the shielding piece at the wire connecting position of the electric connector is prevented, and further the problem that the existing electric connector can not prevent lightning stroke is effectively solved.

Description

Electric coupler component

Technical field

The utility model relates to the electric connection technology field, especially a kind of electric coupler component.

Background technology

Fast development along with science and technology, the harmfulness of recognizing thunder and lightning that people are more and more deep is big, especially in circuit is carried, an irrespective key factor must not become in lightning protection, at present in order to prevent the destruction of thunder and lightning, the way that people use always is the lead outer setting screen at cable, prevent that according to this thunder and lightning is to damage of circuit, electric connector is the critical component that connects power supply and power consumption equipment, fast development along with the communication technology, the application of electric connector in the communications field also more and more widely, the various electric connectors that are used for the electrical connection in the communications field have appearred in the market, but existing electric connector mostly can only play the effect of conducting or open circuit, there are not lightning protection and water-proof function, therefore the junction of cable and electric connector often becomes the weakness in the circuit lightning protection, trace it to its cause, mainly be because breakpoint takes place after by electric connector the screen of cable itself, the screen that is cable is being cut off through after the electric connector, can not play good lightning protection effect, therefore in some open-air places and thunder and lightning multiple season, the electric connector place of circuit tends to lose efficacy because of thunderbolt, even brings irremediable loss.

Summary of the invention

The purpose of this utility model is to provide a kind of electric coupler component, to solve the problem that existing electric connector can not lightning protection.

Electric coupler component of the present utility model is by the following technical solutions: electric coupler component, comprise electrical connector plug, described electrical connector plug comprises plug casing, be provided with contact in the described plug casing vertically, the rear end of described contact is provided with line pressing bolt, described electrical connector plug is provided with shielding part in the rear end of its contact, described shielding part comprises housing, be used for banding and conduction and be connected in the banding cover of cable shield and run through described housing and the cable passage of banding cover, the front end of described housing is connected with the electric connector housing conduction; Described banding cover comprises that one is connected in the holder of housing rear end and is used for fastening with holder the pressing plate of the screen of institute's threading cable in the described cable passage of banding, the concave surface that has watt shape at least one in described pressing plate and the holder.

The end that described pressing plate directly makes progress at described housing is articulated on the described holder, and the other end is provided with pressing plate screw or follower bolt hole, has on the holder respectively and described pressing plate screw, corresponding cooperation screw, fitted bolt hole, follower bolt hole.

The outer setting of described contact has insulating case, and described insulating case is provided with the through hole that passes through for described line pressing bolt.

The front end edge of described housing circumferentially has the district that steps down that the line pressing bolt of the connector that is used to power is passed through, and the described district that steps down is provided with resigning hole or extends to the breach of stepping down of housing front end face; Described shielding part is sheathed on the described insulating case, and the described district that steps down is corresponding with the position of described through hole.

Described housing is provided with draw-in groove, and described insulating case is provided with corresponding card key, and described housing only revolves with insulating case and cooperates.

Described electric coupler component also comprises socket, and described socket comprises Socket casing, and described Socket casing is used for described electrical connector plug the end inserted being used for the contact spring that contacts with described plug casing conduction along circumferentially being provided with.

Because the electrical connector plug of electric coupler component of the present utility model is provided with shielding part in its back-end, described shielding part can be connected with the screen conduction of cable by its banding cover, be connected with the electric connector housing conduction by its housing, therefore the screen of cable effectively can be connected by electric connector housing, prevent that it lost efficacy in shielding of electric connector wiring place, can not prevent the problem of being struck by lightning thereby effectively solved existing electric connector.

Further, described pressing plate is articulated on the described holder, conveniently compresses cable shield on the one hand, also prevented losing accidentally of pressing plate on the other hand, increased the globality and the compactedness of device; Described draw-in groove is set on described housing, can be used for only revolving and cooperate, prevent that housing from because of rotation circuit electric leakage or short circuit phenomenon taking place with electric connector; The resigning hole or the opening of stepping down in described the step down district and the district that steps down can make things convenient for being connected of electric connector and cable conductor, can not dismantle housing when wiring, and the realization electric connector is connected with the quick of cable conductor; Described insulating case can effectively prevent contact and the plug casing and the unexpected conduction of shielding part of electrical connector plug, and leaky takes place, and guarantees the fail safe of electrical connector plug; On the described Socket casing contact spring is set, can the housing conduction of the two be connected when inserting at described electrical connector plug and socket like this, form the bulk shielding cover, prevent that the two from being destroyed by thunderbolt under user mode.

Description of drawings

Fig. 1 is the structural representation of a kind of embodiment of electric coupler component of the present utility model;

Fig. 2 is the structural representation of the electrical connector plug among Fig. 1;

Fig. 3 is the fractionation schematic diagram of Fig. 2;

Fig. 4 is the structural representation of shielding part among Fig. 3;

Fig. 5 is the cooperation schematic diagram of the shielding part of electrical connector plug among Fig. 2;

Fig. 6 is the schematic diagram of Fig. 5 under another visual angle;

Fig. 7 is the structural representation of contact spring among Fig. 1.

Embodiment

The embodiment 1 of electric coupler component of the present utility model shown in Fig. 1-7, is made up of electrical connector plug 51 and socket 52.Electrical connector plug 51 has plug casing 21, be provided with contact 22 along its axis direction in the plug casing 21, the rear end of contact 22 extends to plug casing 21 outsides and is provided with line pressing bolt 23, the outer front end of contact 22 is arranged with jack insulating cover 24, its rear end is arranged with insulating case 25, insulating case 25 is provided with the through hole corresponding with line pressing bolt 23, jack insulating cover 24 and insulating case 25 are assembled to the contact 22 back integral body plug casing 21 of packing into, plug casing 21 is stretched out in the rear end of insulating case 25, line pressing bolt 23 also is exposed to plug casing 21 outsides in plug casing 21 rear ends simultaneously, also is provided with the card key 26 that extends along its axis direction on the jacket wall of insulating case 25; In addition, insulating case 25 corresponding Ka Jianweizhichu are along circumferentially also being provided with retaining jump ring 27, and retaining jump ring 27 is used for described insulating case 25 is cooperated with the plug casing retaining; The outer cover of plug casing 21 is provided with adapter sleeve 28, adapter sleeve 28 is located on the plug casing 21 from rear end to the front end sleeve of plug casing 21, the retaining edge of turning in being provided with in its endoporus, have corresponding outer turning edge on the plug casing 21, adapter sleeve 28 by its retaining along cooperating with the outer block that turns edge on the plug casing 21, the rear end of adapter sleeve 28 is sealed and matched with plug casing 21 by a Sealing shield ring 29, is top-loaded with spring 30 between Sealing shield ring 29 and the described retaining edge; The rear side of Sealing shield ring 29 is provided with jump ring 31, adapter sleeve 28 realizes that with plug casing 21 anticreep cooperates by jump ring 31, the rear side of Sealing shield ring 29 has the enlarging step surface corresponding with jump ring 31, jump ring 31 embeds in the enlarging of Sealing shield ring 29, when needing the dismounting maintenance, only need the compression jump ring 31 can be with adapter sleeve 28, spring 30 and Sealing shield ring 19 overall pulling downs, easy to maintenance; The endoporus front end of adapter sleeve 28 has step inclined-plane 32, has on the front end outer wall of plug casing 21 along circumferentially being provided with annular ball-and-socket 33; The rear portion conduction of plug casing 21 is connected with shielding part 34, described shielding part 34 has housing 1, housing 1 is provided with and is used for that only to revolve the opening 2(that cooperates certain with electric connector, also can be draw-in groove in other embodiments), the front end of housing 1 has and is used for the contact site that is connected with the housing of electric connector conduction, and contact site is the front end face of housing; Front end edge on the housing 1 circumferentially has the district that steps down, two places on its jacket wall, housing 1 is provided with respectively and extends to first of the housing front end face breach 3 of stepping down in its two step down district place, second breach 3 ' of stepping down, the breach of stepping down be used to the to power line pressing bolt of connector is passed through, the rear end one conduction of housing 1 is connected with the banding cover, the banding cover is used to bind round the screen periphery of being located at cable, the screen of cable is connected with the housing conduction, the banding cover is made up of holder 4 and pressing plate 5, wherein holder 4 is wholely set with housing 1, pressing plate 5 is articulated in holder 4 at the end that housing 1 footpath makes progress, the other end has only screw, holder 4 is provided with corresponding cooperation screw, the two connects by screw 6, holder 4 and pressing plate 5 relative sides are provided with corresponding watt shape recess, and a watt shape recess is used for well contacting with cable shield; The housing of shielding part 34 is sheathed on the insulating case, the breach of stepping down in its district that steps down is corresponding with the position of line pressing bolt 23, the outer cup of shielding part 34 is provided with metal skirt, metal skirt reaches the locking nut 36 that is threaded with the rear end of sleeve 35 by sleeve 35 and forms, the front end of sleeve 35 is threaded with the rear end of plug casing 21, be provided with first sealing ring, 37, the first sealing rings 37 between the two and adopt O-ring seals; In having, the rear end of locking nut 36 turns edge, be provided with sealing shroud 38 between the rear end of locking nut 36 and shielding part 34, the harmomegathus structure is adopted in the rear end of sealing shroud 38, specifically, the rear end jacket wall of sealing shroud 38 is provided with the expansion joint of extending along the sealing shroud axis direction, be provided with O-ring seal 39 in the rear end endoporus of sealing shroud 38, during use, the rear end of sealing shroud 38 is sealed and matched with the outside wall surface of O-ring seal 39 under the jam-packed active force of locking nut 36 and the internal face of O-ring seal 39 and the outer peripheral face of cable is compressed, thereby realize being sealed and matched, the front end sleeve of O-ring seal 39 is provided with second sealing ring 40, second sealing ring, the 40 same O shape circles that adopt, shielding part 34 its front end under the pressure of metal skirt firmly contacts with plug casing 21 and conduction is connected, the outer peripheral face of adapter sleeve 28 is provided with the annular knurl scale, the annular knurl scale is used to measure cable sheath, each length that need divest of insulating barrier and endothelium is convenient to wiring; The novel electrical connector plug of this use in use, at first according to the annular knurl scale wire stripping on the adapter sleeve 28, cable after will stripping then inserts shielding part 34 and contact 22 successively by metal skirt, by line pressing bolt 23 lead is compressed then, cable shield is compressed and connect by shielding part 34, then respectively with sleeve 35 and locking nut 36 fixing getting final product in plug casing 21 conduction.Socket 52 has Socket casing 53, the front end of Socket casing 53, promptly be used for being provided with contact spring 54 with 51 pairs of slotting ends of electrical connector plug, contact spring 54 has a C shape snap ring, snap ring is arranged in the inside of Socket casing 53, upwards is laid with the contact tongue towards its inboard turnover the week of snap ring; Contact spring 54 is used for when 52 pairs of electrical connector plug 51 and sockets are slotting plug casing being connected with Socket casing 53 conductions, thereby realization is to the bulk shielding function of electric connector; In addition, the front end edge of Socket casing circumferentially also is provided with steel ball 55, at electrical connector plug and socket when inserting, steel ball 55 is the inclined-plane of roof pressure adapter sleeve corresponding end at first, and adapter sleeve retreats under the pressure of steel ball 55 and falls in the annular ball-and-socket on the plug casing back to steel ball and realize locking plug and socket.

In the foregoing description, the described breach of stepping down can also adopt resigning hole to replace; Described screw, cooperation screw can also adopt bolt hole, fitted bolt hole to replace, and in such cases, described screw replaces by bolt; Can also with the two ends of holder corresponding bolt connecting hole or screw be set all at described pressing plate, in such cases, in use can be by screw or the described pressing plate of the interim assembling of bolt.

Claims

1. electric coupler component, comprise electrical connector plug, described electrical connector plug comprises plug casing, be provided with contact in the described plug casing vertically, the rear end of described contact is provided with line pressing bolt, it is characterized in that: described electrical connector plug is provided with shielding part in the rear end of its contact, described shielding part comprises housing, be used for banding and conduction is connected in the banding cover of cable shield and runs through described housing and the cable passage of banding cover, and the front end of described housing conducts electricity with electric connector housing and is connected; Described banding cover comprises that one is connected in the holder of housing rear end and is used for fastening with holder the pressing plate of the screen of institute's threading cable in the described cable passage of banding, the concave surface that has watt shape at least one in described pressing plate and the holder.

2. electric coupler component according to claim 1, it is characterized in that: the end that described pressing plate directly makes progress at described housing is articulated on the described holder, the other end is provided with pressing plate screw or follower bolt hole, has on the holder respectively and described pressing plate screw, corresponding cooperation screw, fitted bolt hole, follower bolt hole.

3. electric coupler component according to claim 1 is characterized in that: the outer setting of described contact has insulating case, and described insulating case is provided with the through hole that passes through for described line pressing bolt.

4. electric coupler component according to claim 3, it is characterized in that: the front end edge of described housing circumferentially has the district that steps down that the line pressing bolt of the connector that is used to power is passed through, and the described district that steps down is provided with resigning hole or extends to the breach of stepping down of housing front end face; Described shielding part is sheathed on the described insulating case, and the described district that steps down is corresponding with the position of described through hole.

5. electric coupler component according to claim 4 is characterized in that: described housing is provided with draw-in groove, and described insulating case is provided with corresponding card key, and described housing only revolves with insulating case and cooperates.

6. electric coupler component according to claim 1, it is characterized in that: also comprise socket, described socket comprises Socket casing, and described Socket casing is used for described electrical connector plug the end inserted being used for the contact spring that contacts with described plug casing conduction along circumferentially being provided with.