CN209104465U - With plastic shell water-proof connector female and with plastic shell water-proof connector - Google Patents

Abstract

The utility model discloses a kind of band plastic shell water-proof connector female and with plastic shell water-proof connector, wherein, band plastic shell water-proof connector female includes jack body, the first shielding main body and first seal, jack body is equipped with the first connecting cavity, and the first connecting cavity is equipped with installation accent and male connector is inserted into accent；First shielding main body includes inserting section, and inserting section is by installation accent corresponding inserted in the first connecting cavity；First seal is set between the inner wall of the first connecting cavity and the outer peripheral surface of inserting section, and first seal is used to block the gap between the inner wall and inserting section of installation accent.The utility model blocks the gap between the inner wall and inserting section of installation accent with plastic shell water-proof connector female by using first seal, so that external liquid will not flow into the inserting section for influencing the first shielding main body in the first connecting cavity by installation accent, so that the waterproof performance with plastic shell water-proof connector female is more preferable.

Description

With plastic shell water-proof connector female and with plastic shell water-proof connector

Technical field

The utility model relates to auto parts field, in particular to a kind of band plastic shell water-proof connector female and with modeling Glue shell water-proof connector.

Background technique

With the multifunction of vehicle and the development of interconnection informationization, to the environment of the standard connector of Automobile Electronic Industry It is required that becoming more stringent.Existing connector generally has there are two bonder terminal, a male terminal and another female Terminal is cooperated, and existing bonder terminal generally uses plastic shaping, after two connection terminals cooperate, connection terminal it Between there are certain gap, liquid is easy to enter inside connection terminal by gap, causes short circuit, influences the normal work of equipment Make.

Utility model content

The main purpose of the utility model is to propose a kind of band plastic shell water-proof connector female, it is intended to be solved existing The technical problem of the waterproofness difference of connector.

To achieve the above object, the utility model proposes band plastic shell water-proof connector female, comprising:

Jack body is equipped with the first connecting cavity, and first connecting cavity is equipped with installation accent and male connector is inserted into accent；

First shielding main body, is inserted in the jack body, and the first shielding main body includes inserting section, the grafting Section is by the installation accent corresponding inserted in first connecting cavity；And

First seal, between the inner wall of first connecting cavity and the outer peripheral surface of the inserting section, described One sealing element is used to block the gap between the inner wall and the inserting section of the installation accent.

Optionally, the jack body is additionally provided with grafting chamber, and it is close that the installation cavity mouth is formed in first connecting cavity The junction of the side of the grafting chamber, the grafting chamber and first connecting cavity is convexly equipped with limited step, and described first is close Sealing is sheathed on the outer peripheral surface of the inserting section, and the end face of the first seal abuts the limited step close to described the The end face of one connecting cavity.

Optionally, the first seal includes lantern ring and the abutment ring set on the lantern ring close to the grafting chamber side Edge, the lantern ring are sheathed on the outer peripheral surface of the inserting section, it is described abut ring edge abut the limited step close to described the The end face of one connecting cavity.

Optionally, the position of the neighbouring inserting section is equipped with limiting section in the first shielding main body, the limiting section with The limited step abuts against, so that the inserting section is located in first connecting cavity.

Optionally, the inserting section is equipped with the locating part to limit first seal axial movement, and described the One end of one sealing element is abutted with the limited step, and the other end is abutted against with the locating part.

Optionally, the locating part includes confined planes and guide surface, and the confined planes are to limit the first seal Axial movement, the guide surface is obliquely installed from the periphery of the inserting section towards the limited step.

Optionally, the outer peripheral surface of the first seal is equipped with one or multi-channel waterproof convex ribs.

Optionally, the band plastic shell water-proof connector female further includes card-bit part, and the jack body, which is equipped with, to be supplied The recessing groove that the card-bit part is worn, the first shielding main body, which is equipped with, to be set with the axis of the first shielding main body at angle The clamping groove set, the card-bit part wear the recessing groove and are mutually clamped with the clamping groove.

Optionally, the first shielding main body is additionally provided with wiring section far from one end of the inserting section, and the wiring section is set There is glue groove, the glue groove is filled with for the double-walled being set in the wiring section with sealing after the melting of glue heat-shrink tube.

The utility model also proposes a kind of band plastic shell water-proof connector, including band plastic shell water-proof connector female With band plastic shell water-proof connector male connector；Wherein,

Band plastic shell water-proof connector female, including jack body, the first shielding main body and first seal, it is described to insert Seat ontology is equipped with the first connecting cavity, and first connecting cavity is equipped with installation accent and male connector is inserted into accent；

The first shielding main body is inserted in the jack body, and the first shielding main body includes inserting section, described Inserting section is by the installation accent corresponding inserted in first connecting cavity；

The first seal is set between the inner wall of first connecting cavity and the outer peripheral surface of the inserting section, described First seal is used to block the gap between the inner wall and the inserting section of the installation accent；

The band plastic shell water-proof connector male connector includes header body, secondary shielding main body and second seal, institute Stating secondary shielding main body includes linkage section, and the header body has pressure connection terminal and the second connection through pressure connection terminal setting Chamber, the linkage section are set in second connecting cavity, and the header body is inserted into described first from male connector insertion accent In connecting cavity；

The first shielding main body is plugged with the linkage section；The second seal is set to the pressure connection terminal and described Between secondary shielding main body, to seal second connecting cavity close to the side of the pressure connection terminal.

The utility model band plastic shell water-proof connector female is made by offering the first connecting cavity on jack body The inserting section of the first shielding main body by installation, accent is corresponding is plugged in the first connecting cavity, and sealed using first seal Gap between the inner wall and inserting section of stifled installation accent then prevents extraneous liquid from flowing into first by installation accent In connecting cavity, so that protect the inserting section of the first shielding main body is not influenced by liquid, so that with plastic shell waterproof The waterproof performance of connector female end is more preferable.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.

Fig. 1 is structural schematic diagram of the utility model with one embodiment of plastic shell water-proof connector female；

Fig. 2 is the decomposition texture schematic diagram with plastic shell water-proof connector female in Fig. 1；

Fig. 3 is the schematic cross-sectional view with plastic shell water-proof connector female in Fig. 1；

Fig. 4 is the partial enlarged view in Fig. 3 at A；

Fig. 5 is structural schematic diagram of the utility model with one embodiment of plastic shell water-proof connector；

Fig. 6 is the decomposition texture schematic diagram with plastic shell water-proof connector in Fig. 5；

Fig. 7 is the partial enlarged view in Fig. 6 at B

Drawing reference numeral explanation:

The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise Under every other embodiment obtained, fall within the protection scope of the utility model.

It is to be appreciated that if related in the utility model embodiment directionality instruction (such as upper and lower, left and right, it is preceding, Afterwards ...), then directionality instruction is only used for explaining opposite between each component under a certain particular pose (as shown in the picture) Positional relationship, motion conditions etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.

In addition, if relating to the description of " first ", " second " etc. in the utility model embodiment, " first ", " the Two " etc. description is used for description purposes only, and is not understood to indicate or imply its relative importance or is implicitly indicated meaning The quantity of the technical characteristic shown." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one A this feature.In addition, the meaning of the "and/or" occurred in full text is, and including three schemes arranged side by side, by taking " A and/or B " as an example, The scheme met simultaneously including A scheme or B scheme or A and B.In addition, the technical solution between each embodiment can be mutual In conjunction with, but must be based on can be realized by those of ordinary skill in the art, when mutual lance occurs in the combination of technical solution Shield or cannot achieve when, will be understood that the combination of this technical solution is not present, also not in the protection scope of the requires of the utility model Within.

The utility model proposes a kind of band plastic shell water-proof connector females, are primarily adapted for use in the company of vehicle signal transmission Connect equipment.

In the utility model embodiment, as shown in Figure 1 to Figure 3, the band plastic shell water-proof connector female 1, comprising: Jack body 11 is equipped with the first connecting cavity 10, and the first connecting cavity 10 is equipped with installation accent 20 and male connector is inserted into accent 60；First screen Main body 12 is covered, is inserted in jack body 11, the first connecting cavity 10 is equipped with accent 20, and the first shielding main body 12 includes inserting section 121, inserting section 121 is by installation 20 corresponding inserted of accent in the first connecting cavity 10；And first seal 13, it is set to first Between the inner wall of connecting cavity 10 and the outer peripheral surface of inserting section 121, first seal 13 is used to block the inner wall of installation accent 20 Gap between face and inserting section 121.

In the present embodiment, it is to be understood that jack body 11 has the wiring for connecting the signal wire on automobile End 112, and for for the male connector insertion end with the connector male head insertion cooperated with plastic shell water-proof connector female 1 111.Setting enables connector male head to be inserted into accent 60 by male connector and is inserted into the first connecting cavity in male connector insertion end 111 In 10.Accent 20 is installed to be used in the installation to the first connecting cavity 10 of inserting section 121 for the first shielding main body 12.It is understood that , first shielding main body 12 inserting section 121 plugged to shielding part corresponding with male connector, realize the transmission of signal, and First seal 13 has blocked the gap between installation 20 inner wall of accent and inserting section 121, so as to guarantee the first connection Waterproofness in chamber 10, so that the junction waterproof effect of the inserting section 121 and male connector shielding part that are located in the first connecting cavity 10 More preferably, meet under the situations such as rain and snow weather, the requirement for the waterproof performance of connector.

First shielding main body 12 can be connected through a screw thread, is clamped or limit the modes such as abutting and be plugged in jack body 11 It is interior.It is understood that having between inserting section 121 and the first connecting cavity 10 when inserting section 121 is located in the first connecting cavity 10 There is certain interval, for connector male head insertion.The shape of first connecting cavity 10 is adapted with the shell shape of connector male head, So that Male head connector is easier in the first connecting cavity 10 of insertion.

First seal 13 can be set either to be covered in the inner wall of the first connecting cavity 10, the inner wall of installation accent 20 Be located at the outside wall surface of inserted terminal, it is not limited here, only need its can block installation 20 inner wall of accent and inserting section 121 it Between gap.Installing accent 20 can only need pass through i.e. for inserting section 121 to be round, oval or rectangular etc. Can, for the ease of realizing sealing, installation accent 20 is preferably circular.First seal 13 can either seal for sealing ring Glue etc., is not specifically limited herein, need to only can be realized sealing function.

The utility model band plastic shell water-proof connector female 1 on jack body 11 by opening up the first connecting cavity 10, so that accent 20 is corresponding is plugged in the first connecting cavity 10 by installation for the inserting section 121 of the first shielding main body 12, and make Block the gap between installation 20 inner wall of accent and inserting section 121 with first seal 13, then prevent extraneous liquid from It is flowed into the first connecting cavity 10 by installation accent 20, to protect the inserting section 121 of the first shielding main body 12 not by liquid Influence so that the waterproof performance with plastic shell water-proof connector female 1 is more preferable.

Further, grafting chamber 30 is equipped in terminals 112, installation accent 20 is formed in the first connecting cavity 10 close to slotting Connecing the side of chamber 30, the junction of grafting chamber 30 and the first connecting cavity 10 is convexly equipped with limited step 113, and 13 sets of first seal Set on the outer peripheral surface of inserting section 121, and the end face of first seal 13 abuts close first connecting cavity 10 of limited step 113 End face.

In the present embodiment, grafting chamber 30 is formed with for the first shielding 12 grafting of main body installation so that installing accent 20 In the side close to grafting chamber 30, then when installing, inserting section 121 passes through installation accent 20 installation to first by grafting chamber 30 1 In connecting cavity 10.It is understood that limited step 113 makes between inserting section 121 and the inner wall of the first connecting cavity 10 Gap is smaller, then making the end face of first seal 13 abut limited step 113 can be real close to the end face of the first connecting cavity 10 The sealing of accent 20 is now installed.So that sealing is more convenient.First seal 13 is set in the outer peripheral surface of inserting section 121 simultaneously Then make the sealing between first seal 13 and inserting section 121 be protected, and then guarantees the first connecting cavity 10 close to limit The leakproofness of 113 one end of step.In one embodiment, the first shielding main body 12 further includes the limit that neighbouring inserting section 121 is arranged Section, the diameter for limiting section are greater than the diameter of inserting section 121, and limit section and positive stop lug boss limit cooperate, so that the first shielding main body 12 limits are in jack body 11.When installation, first the first shielding part is inserted into from grafting chamber 30, when limit section and limited step 113 limits are installed in place after abutting, and are at this time connected to first seal 13 in inserting section 121 from 10 inner sleeve of the first connecting cavity, directly The end face of limited step 113 is abutted to the end face of first seal 13, is realized entirely with plastic shell water-proof connector female 1 Sealing installation.

Specifically, please with reference to Fig. 4, first seal 13 includes lantern ring 131 and is set to lantern ring 131 close to grafting chamber The abutting ring edge 132 of 30 sides, lantern ring 131 are sheathed on the outer peripheral surface of inserting section 121, abut ring edge 132 and abut limited step 113 Close to the end face of the first connecting cavity 10.

In the present embodiment, it is to be understood that first seal 13 has elasticity, and lantern ring 131 is socketed in inserting section 121 Outer peripheral surface when, lantern ring 131 and inserting section 121 are tight fit connection, are realized close between first seal 13 and inserting section 121 Envelope.Abutting ring edge 132 makes first seal 13 and the contact area of 113 end face of limited step bigger, so that sealing Area is bigger, and forced area is also bigger, then sealing effect also can be more preferable.

Further, inserting section 121 be equipped with to limit first seal 13 axial movement locating part 40, first One end of sealing element 13 is abutted with limited step 113, and the other end is abutted against with locating part 40.

In this embodiment, by the way that locating part 40 is arranged in inserting section 121, so that the limit of first seal 13 is in limiting stand Between rank 113 and locating part 40, then the first sealing when the shielding part of inserting section 121 and connector male head dismounts can be prevented The removal force that part 13 is connected device male connector, which is taken out of, to fall off.Locating part 40 can be hook, protrusion or bulge loop or card slot, and only needing can It realizes that the clamping to first seal 13 limits, shape of locating part 40 is not specifically limited at this.

Preferably, locating part 40 is snap ring.It is made it is understood that inserting section 121 is generally metal material, first is close Sealing 13 is generally made of elastic material.So that snap ring is arranged in inserting section 121, the axial movement of first seal 13 is limited Effect is more preferable, falls off so that first seal 13 is less susceptible to be carried over.

Further, locating part 40 includes confined planes 401 and guide surface 402, and confined planes 401 are to limit first seal 13 axial movement, guide surface 402 are obliquely installed from the periphery of inserting section 121 towards limited step 113.In this embodiment, it limits Position part 40 is provided with the guide surface 402 being obliquely installed from the periphery of inserting section 121 towards limited step 113, then is the first sealing The installation of part 13 provides guiding role, so that the installation of first seal 13 is more smooth.Confined planes 401 limit first seal 13 axial movement, then confined planes 401 can be the inclination either with guide surface 402 vertical with the outer peripheral surface of inserting section 121 Direction is consistent.

Further, referring to figure 2. and Fig. 4, the outer peripheral surface of first seal 13 is equipped with one or multi-channel waterproof convex ribs 133.Waterproof convex ribs 133 are capable of providing multi layer waterproof, so that waterproof effect is more preferable, while waterproof convex ribs 133 can be squeezed and deformed So that the gap between the surface engaged therewith of the outer surface of first seal 13 is smaller, reach effective waterproof.

In a preferred embodiment, band plastic shell water-proof connector female 1 further includes card-bit part 14, on jack body 11 Equipped with the recessing groove 114 worn for card-bit part 14, the first shielding main body 12 is equipped with the axis with the first shielding main body 12 into folder The clamping groove 122 of angle setting, card-bit part 14 wear recessing groove 114 and are clamped with 122 phase of clamping groove.

In the present embodiment, the annular shape of opening can be set into card-bit part 14, when card-bit part 14 wears recessing groove 114 Afterwards, in opening insertion clamping groove 122, the first shielding main body 12 is clasped, to realize that the clamping to the first shielding main body 12 is determined Position.Clamping groove 122 can be the slot opened up in the first shielding main body 12, be also possible between the bulge loop being oppositely arranged by two The slot of formation.By card-bit part 14 limit between first shielding main body 12 and jack body 11 is connected more convenient, from And to install it is simpler quick, convenient for operation.

Further, the first shielding main body 12 is additionally provided with wiring section 123 far from one end of inserting section 121, and wiring section 123 is set There is glue groove 50, glue groove 50 is filled with for the double-walled being set in wiring section 123 with sealing after the melting of glue heat-shrink tube.

In this embodiment, glue groove 50 can be the slot opened up in wiring section 123, be also possible to be oppositely arranged by two Bulge loop between the slot that is formed.Glue groove 50 can be one or multiple tracks.Preferably, glue groove 50 is twice, in this way, having Dual waterproof effect, while making connection of the double-walled with glue heat-shrink tube and the first shielding main body 12 more firm.Wiring section 123 is used Connect in cable.It is understood that can also include shielded-plate tube with plastic shell water-proof connector female 1, when connection, first The double-walled band glue heat-shrink tube of cable is peeled off, core is connect with the inner core of the inner cavity of shielding main body, then braiding layer is set in It shields outside main body, is set in outside braiding layer using shielded-plate tube, double-walled band glue heat-shrink tube wraps shielded-plate tube, then makes double-walled band After the melting of glue heat-shrink tube in filling to glue groove 50, it is tightly connected so that being realized between cable and the first shielding main body 12.

The utility model also proposes a kind of band plastic shell water-proof connector 100, referring to figure 5. to Fig. 7, outside the band plastic cement Shell water-proof connector 100 includes with plastic shell water-proof connector male connector 2 and with plastic shell water-proof connector female 1, band modeling Glue shell water-proof connector male connector 2 includes header body 21, secondary shielding main body 22 and second seal 23, secondary shielding main body 22 include linkage section 221, header body 21 have pressure connection terminal 211 and with through pressure connection terminal 211 be arranged the second connecting cavity 212, Linkage section 221 is set in the second connecting cavity 212, and header body 21 is inserted into the first connecting cavity 10 from male connector insertion accent 60111 It is interior；

First shielding main body 12 is plugged with linkage section 221；Second seal 23 is set to pressure connection terminal 211 and secondary shielding Between main body 22, to seal the second connecting cavity 212 far from close to the side of pressure connection terminal 211.

The specific structure with plastic shell water-proof connector female 1 is referring to above-described embodiment, due to this band plastic shell Water-proof connector 100 uses whole technical solutions of above-mentioned all embodiments, therefore at least with the technology of above-described embodiment All beneficial effects brought by scheme, this is no longer going to repeat them.

In the present embodiment, it is to be understood that the second connecting cavity 212 penetrates through pressure connection terminal 211 and is arranged, then secondary shielding master Body 22 can be inserted into the second connecting cavity 212 by the end face of pressure connection terminal 211.Secondary shielding main body 22 can be with partial insertion In two connecting cavities 212, it is also possible to be entirely insertable in the second connecting cavity 212.Secondary shielding main body 22 can pass through clamping, screw thread The modes such as connection or crimping are inserted into the second connecting cavity 212.When secondary shielding main body 22 is inserted into the second connecting cavity 212, the There is certain interval between two shielding main bodys 22 and the second connecting cavity 212, it is female with the connector of connector male head cooperation to provide The installation space that the shielding part of head is connected with the first shielding main body 12.

Second seal 23 can be set on inserted terminal or secondary shielding main body 22, be also possible to simultaneously embedded in slotting It connects in end and secondary shielding main body 22, is not specifically limited herein, only need it that can seal up the second connecting cavity of pressure connection terminal 211 Gap between 212 inner wall and secondary shielding main body 22 seals the second connecting cavity 212 close to pressure connection terminal 211 Side.Second seal 23 can be sealing ring either sealant etc., be not specifically limited herein, need to only can be realized sealing Effect.

The shape of header body 21 is adapted with the shape of the first connecting cavity 10.When installation, by header body 21 from male connector It is inserted into accent 60 to be inserted into the first connecting cavity 10, so that the inserting section 121 and secondary shielding main body 22 of the first shielding main body 12 Linkage section 221 plugs, and inserting section 121 and linkage section 221 are located in the second connecting cavity 212.When band plastic shell waterproof connects Device male connector 2 and after assembling with plastic shell water-proof connector female 1, first seal 13 seals the remote of the second connecting cavity 212 Side from pressure connection terminal 211, second seal 23 seal the second connecting cavity 212 close to the side of pressure connection terminal 211, then first is close Sealing 13 and second seal 23 seal the both ends of the second connecting cavity 212 simultaneously, so that liquid will not enter the second connecting cavity The junction of inserting section 121 and linkage section 221 is influenced in 212, so that entirely anti-with plastic shell water-proof connector 100 Water effect is more preferable.

The above is only the preferred embodiment of the present invention, and therefore it does not limit the scope of the patent of the utility model, Under all utility models in the utility model are conceived, equivalent structure made based on the specification and figures of the utility model Transformation, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.

Claims (10)

1. a kind of band plastic shell water-proof connector female characterized by comprising

Jack body is equipped with the first connecting cavity, and first connecting cavity is equipped with installation accent and male connector is inserted into accent；

First shielding main body, is inserted in the jack body, and the first shielding main body includes inserting section, and the inserting section is logical The installation accent corresponding inserted is crossed in first connecting cavity；And

First seal, between the inner wall of first connecting cavity and the outer peripheral surface of the inserting section, described first is close Sealing is used to block the gap between the inner wall and the inserting section of the installation accent.

2. band plastic shell water-proof connector female as described in claim 1, which is characterized in that the jack body is additionally provided with Grafting chamber, the installation cavity mouth are formed in first connecting cavity close to the side of the grafting chamber, the grafting chamber with it is described The junction of first connecting cavity is convexly equipped with limited step, and the first seal is sheathed on the outer peripheral surface of the inserting section, and institute The end face for stating first seal abuts the limited step close to the end face of first connecting cavity.

3. band plastic shell water-proof connector female as claimed in claim 2, which is characterized in that the first seal includes Lantern ring and set on the lantern ring close to the abutting ring edge of the grafting chamber side, the lantern ring is sheathed on the periphery of the inserting section Face, the end face close to first connecting cavity for abutting ring edge and abutting the limited step.

4. band plastic shell water-proof connector female as claimed in claim 2, which is characterized in that the inserting section, which is equipped with, to be used To limit the locating part of the first seal axial movement, one end of the first seal is abutted with the limited step, The other end is abutted against with the locating part.

5. band plastic shell water-proof connector female as claimed in claim 4, which is characterized in that the locating part is snap ring.

6. band plastic shell water-proof connector female as claimed in claim 4, which is characterized in that the locating part includes limit Face and guide surface, axial movement of the confined planes to limit the first seal, the guide surface is from the inserting section Periphery be obliquely installed towards the limited step.

7. the band plastic shell water-proof connector female as described in any one of claim 1 to 6, which is characterized in that described The outer peripheral surface of first seal is equipped with one or multi-channel waterproof convex ribs.

8. band plastic shell water-proof connector female as described in claim 1, which is characterized in that the band plastic shell waterproof Connector female end further includes card-bit part, and the jack body is equipped with the recessing groove worn for the card-bit part, first screen It covers main body and is equipped with the clamping groove being arranged with the axis of the first shielding main body at angle, the card-bit part wears the resigning Slot is mutually clamped with the clamping groove.

9. band plastic shell water-proof connector female as claimed in claim 1 or 8, which is characterized in that the first shielding master Body is additionally provided with wiring section far from one end of the inserting section, and the wiring section is equipped with glue groove, and the glue groove is with for being arranged Filling is sealed after the double-walled band glue heat-shrink tube melting in the wiring section.

10. a kind of band plastic shell water-proof connector, which is characterized in that including as described in any one of claim 1-9 Band plastic shell water-proof connector female, and with plastic shell water-proof connector male connector；

The band plastic shell water-proof connector male connector includes header body, secondary shielding main body and second seal, and described Two shielding main bodys include linkage section, and the header body has pressure connection terminal and the second connecting cavity through pressure connection terminal setting, The linkage section is set in second connecting cavity, and the header body is connected from male connector insertion accent insertion described first It is intracavitary；

The first shielding main body is plugged with the linkage section；The second seal is set to the pressure connection terminal and described second It shields between main body, to seal second connecting cavity close to the side of the pressure connection terminal.