CN109273917A - With plastic shell water-proof connector female and with plastic shell water-proof connector - Google Patents
With plastic shell water-proof connector female and with plastic shell water-proof connector Download PDFInfo
- Publication number
- CN109273917A CN109273917A CN201811449219.4A CN201811449219A CN109273917A CN 109273917 A CN109273917 A CN 109273917A CN 201811449219 A CN201811449219 A CN 201811449219A CN 109273917 A CN109273917 A CN 109273917A
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- cavity
- section
- sealing element
- main body
- connecting cavity
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- 229920003023 plastic Polymers 0.000 title claims abstract description 57
- 239000004033 plastic Substances 0.000 title claims abstract description 57
- 230000002093 peripheral effect Effects 0.000 claims abstract description 13
- 238000007789 sealing Methods 0.000 claims description 77
- 238000003780 insertion Methods 0.000 claims description 40
- 230000037431 insertion Effects 0.000 claims description 39
- 238000002788 crimping Methods 0.000 claims description 17
- 239000003292 glue Substances 0.000 claims description 14
- 230000008018 melting Effects 0.000 claims description 4
- 238000002844 melting Methods 0.000 claims description 4
- 238000011049 filling Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 16
- 239000007788 liquid Substances 0.000 abstract description 7
- 230000000694 effects Effects 0.000 description 8
- 230000013011 mating Effects 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 239000000565 sealant Substances 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 238000009941 weaving Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
- H01R13/5202—Sealing means between parts of housing or between housing part and a wall, e.g. sealing rings
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding
Landscapes
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The present invention 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 present invention 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
Technical Field
The invention relates to the field of automobile accessories, in particular to a female connector with a plastic shell waterproof connector and a waterproof connector with a plastic shell waterproof connector.
Background
With the development of vehicle multifunctionalization and interconnection informatization, the environmental requirements for standard connectors in the automotive electronics industry have become more stringent. The existing connector generally comprises two connector terminals, one male terminal is matched with the other female terminal, the existing connector terminals are generally formed by plastics, after the two connecting terminals are matched, a certain gap exists between the connecting terminals, and liquid easily enters the connecting terminals through the gap to cause short circuit and influence the normal work of equipment.
Disclosure of Invention
The invention mainly aims to provide a waterproof connector female head with a plastic shell, and aims to solve the technical problem that the existing connector is poor in waterproofness.
In order to achieve the above object, the present invention provides a waterproof connector female with a plastic housing, comprising:
the socket comprises a socket body and a socket body, wherein the socket body is provided with a first connecting cavity, and the first connecting cavity is provided with a mounting cavity opening and a male plug-in cavity opening;
the first shielding main body is inserted into the socket body and comprises an insertion section, and the insertion section is correspondingly inserted into the first connecting cavity through the mounting cavity opening; and
the first sealing element is arranged between the inner wall surface of the first connecting cavity and the outer peripheral surface of the inserting section and used for plugging a gap between the inner wall surface of the mounting cavity opening and the inserting section.
Optionally, the socket body still is equipped with the grafting chamber, the installation accent is formed first connection chamber is close to one side in grafting chamber, the grafting chamber with the protruding spacing step that is equipped with of junction in first connection chamber, first sealing member cover is located the outer peripheral face of grafting section, just the terminal surface butt of first sealing member spacing step is close to the terminal surface in first connection chamber.
Optionally, the first sealing element includes a collar and an abutting annular edge arranged on one side of the collar close to the insertion cavity, the collar is sleeved on the outer peripheral surface of the insertion section, and the abutting annular edge abuts against the end surface of the limiting step close to the first connection cavity.
Optionally, a position on the first shielding main body, which is adjacent to the insertion section, is provided with a limiting portion, and the limiting portion abuts against the limiting step, so that the insertion section is located in the first connection cavity.
Optionally, a limiting part for limiting axial movement of the first sealing element is arranged on the insertion section, one end of the first sealing element is abutted against the limiting step, and the other end of the first sealing element is abutted against the limiting part.
Optionally, the limiting part comprises a limiting surface and a guide surface, the limiting surface is used for limiting the axial movement of the first sealing element, and the guide surface is obliquely arranged from the peripheral surface of the insertion section to the limiting step.
Optionally, the outer circumferential surface of the first sealing member is provided with one or more waterproof ribs.
Optionally, take the female head of waterproof connector of plastic casing still to include the screens piece, be equipped with the confession on the socket ontology the groove of stepping down that the screens piece wore to establish, be equipped with in the first shielding main part with the axis of first shielding main part becomes the joint groove of contained angle setting, the screens piece is worn to establish the groove of stepping down with joint groove looks joint.
Optionally, a connection section is further arranged at one end, away from the insertion section, of the first shielding main body, and a glue containing groove is formed in the connection section and used for melting and then sealing and filling a double-wall glue-containing heat-shrinkable tube sleeved on the connection section.
The invention also provides a waterproof connector with the plastic shell, which comprises a female connector with the plastic shell and a male connector with the plastic shell; wherein,
the waterproof connector female head with the plastic shell comprises a socket body, a first shielding main body and a first sealing piece, wherein the socket body is provided with a first connecting cavity, and the first connecting cavity is provided with an installation cavity opening and a male head insertion cavity opening;
the first shielding main body is inserted into the socket body and comprises an insertion section, and the insertion section is correspondingly inserted into the first connecting cavity through the mounting cavity opening;
the first sealing element is arranged between the inner wall surface of the first connecting cavity and the outer peripheral surface of the insertion section and is used for plugging a gap between the inner wall surface of the mounting cavity opening and the insertion section;
the waterproof connector male head with the plastic shell comprises a plug body, a second shielding main body and a second sealing element, wherein the second shielding main body comprises a connecting section, the plug body is provided with a crimping end and a second connecting cavity penetrating through the crimping end, the connecting section is arranged in the second connecting cavity, and the plug body is inserted into the first connecting cavity from a male head insertion cavity opening;
the first shielding main body is spliced with the connecting section; the second sealing element is arranged between the crimping end and the second shielding main body so as to seal one side, close to the crimping end, of the second connecting cavity.
According to the waterproof connector female head with the plastic shell, the first connecting cavity is formed in the socket body, the inserting section of the first shielding main body is correspondingly inserted into the first connecting cavity through the mounting cavity opening, and the first sealing element is used for plugging the inner wall surface of the mounting cavity opening and a gap between the inserting sections, so that external liquid cannot flow into the first connecting cavity through the mounting cavity opening, the inserting section of the first shielding main body is protected from being influenced by the liquid, and the waterproof performance of the waterproof connector female head with the plastic shell is better.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic structural view of an embodiment of a female connector with a plastic housing according to the present invention;
FIG. 2 is an exploded view of the female connector with plastic housing of FIG. 1;
FIG. 3 is a schematic cross-sectional view of the female connector with plastic housing of FIG. 1;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A;
FIG. 5 is a schematic structural view of an embodiment of the waterproof connector with plastic housing according to the present invention;
FIG. 6 is an exploded view of the waterproof connector with plastic housing of FIG. 5;
fig. 7 is a partial enlarged view of fig. 6 at B.
The reference numbers illustrate:
the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout is to include three juxtapositions, exemplified by "A and/or B" including either scheme A, or scheme B, or a scheme in which both A and B are satisfied. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The invention provides a waterproof connector female head with a plastic shell, which is mainly suitable for connecting equipment for automobile signal transmission.
In the embodiment of the invention, as shown in fig. 1 to 3, the waterproof connector female head 1 with the plastic shell comprises a socket body 11 provided with a first connecting cavity 10, wherein the first connecting cavity 10 is provided with a mounting cavity opening 20 and a male head inserting cavity opening 60; the first shielding main body 12 is inserted into the socket body 11, the first connection cavity 10 is provided with a cavity opening 20, the first shielding main body 12 comprises an insertion section 121, and the insertion section 121 is correspondingly inserted into the first connection cavity 10 through the installation cavity opening 20; and a first sealing member 13 provided between an inner wall surface of the first connection chamber 10 and an outer peripheral surface of the insertion section 121, the first sealing member 13 being configured to close a gap between the inner wall surface of the mounting chamber opening 20 and the insertion section 121.
In the present embodiment, it is understood that the socket body 11 has the terminals 112 for connecting signal lines on the automobile, and the male-end insertion end 111 for inserting the connector male for mating with the plastic-shelled waterproof connector female 1. Is provided at the male-insertion end 111 so that the connector male can be inserted into the first connection chamber 10 through the male-insertion-chamber opening 60. The mounting opening 20 serves for the insertion section 121 of the first shielding body 12 to be mounted into the first connection chamber 10. It can be understood that, the plug section 121 of the first shielding main body 12 is used for plugging with the shielding part corresponding to the male connector, so as to realize the transmission of signals, and the first sealing element 13 blocks the gap between the inner wall surface of the installation cavity opening 20 and the plug section 121, so as to ensure the waterproofness in the first connection cavity 10, so that the waterproof effect of the connection between the plug section 121 in the first connection cavity 10 and the male connector shielding part is better, and the waterproof performance requirement of the connector is met under the conditions of rain and snow weather and the like.
The first shielding main body 12 may be inserted into the socket body 11 by a screw connection, a snap connection, a limit abutment, or the like. It will be appreciated that when the plug section 121 is located in the first connection chamber 10, there is a gap between the plug section 121 and the first connection chamber 10 for the male connector to be inserted. The shape of the first connection chamber 10 is adapted to the shape of the housing of the male connector so that the male connector is easier to insert into the first connection chamber 10.
The first sealing element 13 may be disposed on an inner wall surface of the first connection cavity 10, an inner wall surface of the mounting cavity opening 20, or an outer wall surface sleeved on the insertion end, which is not limited herein, and only needs to be able to block a gap between the inner wall surface of the mounting cavity opening 20 and the insertion section 121. The mounting cavity 20 may be circular, oval or square, and only the insertion section 121 needs to pass through, and for sealing, the mounting cavity 20 is preferably circular. The first sealing element 13 may be a sealing ring or a sealant, and is not particularly limited herein, and only needs to be capable of achieving a sealing effect.
According to the waterproof connector female head with the plastic shell 1, the first connecting cavity 10 is formed in the socket body 11, so that the inserting section 121 of the first shielding main body 12 is correspondingly inserted into the first connecting cavity 10 through the mounting cavity opening 20, and the gap between the inner wall surface of the mounting cavity opening 20 and the inserting section 121 is sealed by the first sealing element 13, so that external liquid cannot flow into the first connecting cavity 10 through the mounting cavity opening 20, the inserting section 121 of the first shielding main body 12 is protected from being influenced by the liquid, and the waterproof performance of the waterproof connector female head with the plastic shell 1 is better.
Further, the terminal 112 is internally provided with the plugging cavity 30, the mounting cavity opening 20 is formed on one side of the first connection cavity 10 close to the plugging cavity 30, a limit step 113 is convexly arranged at the connection position of the plugging cavity 30 and the first connection cavity 10, the outer peripheral surface of the plugging section 121 is sleeved with the first sealing element 13, and the end surface of the first sealing element 13 abuts against the end surface of the limit step 113 close to the first connection cavity 10.
In the present embodiment, the plug cavity 30 is used for plug-in mounting of the first shielding body 12, such that the mounting cavity opening 20 is formed at a side close to the plug cavity 30, and when mounting, the plug section 121 is mounted into the first connection cavity 10 through the mounting cavity opening 20 from a side of the plug cavity 30. It can be understood that, the spacing step 113 makes the gap between the plug section 121 and the inner wall surface of the first connection cavity 10 smaller, so that the end surface of the first sealing element 13 abuts against the end surface of the spacing step 113 close to the first connection cavity 10, and the sealing of the installation cavity opening 20 can be realized. So that the sealing is more convenient. Meanwhile, the first sealing element 13 is sleeved on the outer peripheral surface of the insertion section 121, so that the sealing between the first sealing element 13 and the insertion section 121 is ensured, and the sealing performance of one end of the first connecting cavity 10 close to the limiting step 113 is further ensured. In an embodiment, the first shielding main body 12 further includes a limiting section disposed adjacent to the plug section 121, a diameter of the limiting section is larger than a diameter of the plug section 121, and the limiting section is in limiting fit with the limiting boss, so that the first shielding main body 12 is limited in the socket body 11. During installation, insert first shielding part from grafting chamber 30 earlier, install the position after spacing section and the spacing butt of spacing step 113, with first sealing member 13 from first connection intracavity 10 endotheca this moment on grafting section 121, until the terminal surface of the terminal surface butt spacing step 113 of first sealing member 13, realize the whole sealed installation of taking plastic shell waterproof connector female 1.
Specifically, referring to fig. 4, the first sealing element 13 includes a collar 131 and an abutting flange 132 disposed on one side of the collar 131 close to the insertion cavity 30, the collar 131 is sleeved on the outer peripheral surface of the insertion section 121, and the abutting flange 132 abuts against the end surface of the limiting step 113 close to the first connection cavity 10.
In this embodiment, it can be understood that the first sealing element 13 has elasticity, and when the collar 131 is sleeved on the outer circumferential surface of the plug section 121, the collar 131 is connected with the plug section 121 in a tight fit manner, so as to seal the first sealing element 13 and the plug section 121. The abutting ring edge 132 enables the abutting area of the first sealing element 13 and the end face of the limiting step 113 to be larger, so that the sealing area is larger, the stress area is larger, and the sealing effect is better.
Furthermore, the inserting section 121 is provided with a limiting member 40 for limiting the axial movement of the first sealing element 13, one end of the first sealing element 13 abuts against the limiting step 113, and the other end abuts against the limiting member 40.
In this embodiment, the limiting member 40 is disposed on the inserting section 121, so that the first sealing element 13 is limited between the limiting step 113 and the limiting member 40, and the first sealing element 13 can be prevented from being brought out and falling off by the disassembling force of the male connector when the inserting section 121 and the shielding member of the male connector are disassembled. The limiting member 40 may be a hook, a protrusion, a convex ring or a clamping groove, and only the first sealing member 13 needs to be clamped and limited, and the shape of the limiting member 40 is not specifically limited.
Preferably, the retaining member 40 is a snap ring. It will be appreciated that the plug section 121 is typically made of a metallic material and the first seal 13 is typically made of an elastomeric material. The clamping ring is arranged on the insertion section 121, the effect of limiting the axial movement of the first sealing element 13 is better, and the first sealing element 13 is not easy to be taken out and fall off.
Further, the position-limiting member 40 includes a position-limiting surface 401 and a guiding surface 402, the position-limiting surface 401 is used for limiting the axial movement of the first sealing member 13, and the guiding surface 402 is disposed obliquely from the outer circumferential surface of the insertion section 121 to the position-limiting step 113. In this embodiment, the limiting member 40 is provided with a guide surface 402 which is obliquely arranged from the outer circumferential surface of the insertion section 121 to the limiting step 113, so as to provide a guiding function for the installation of the first sealing element 13, and thus the installation of the first sealing element 13 is smoother. The limiting surface 401 limits the axial movement of the first sealing element 13, and the limiting surface 401 may be perpendicular to the outer circumferential surface of the plug section 121 or may be in accordance with the inclination direction of the guide surface 402.
Further, referring to fig. 2 and 4, the outer peripheral surface of the first sealing member 13 is provided with one or more waterproof ribs 133. Waterproof protruding muscle 133 can provide the multichannel waterproof for water-proof effects is better, and waterproof protruding muscle 133 can extrusion deformation make the surface of first sealing member 13 and the clearance between its complex surface littleer simultaneously, reaches effective waterproof.
In a preferred embodiment, the female connector 1 with plastic housing further includes a position-limiting member 14, the socket body 11 is provided with a position-limiting groove 114 for the position-limiting member 14 to pass through, the first shielding main body 12 is provided with a locking groove 122 disposed at an angle to the axis of the first shielding main body 12, and the position-limiting member 14 passes through the position-limiting groove 114 and is locked with the locking groove 122.
In this embodiment, the locking member 14 may be configured in an open ring shape, and after the locking member 14 passes through the recess 114, the opening thereof is inserted into the locking groove 122 to lock the first shielding main body 12, thereby achieving locking and positioning of the first shielding main body 12. The snap-in groove 122 may be a groove formed in the first shield body 12, or may be a groove formed between two oppositely disposed collars. The position-limiting connection between the first shielding main body 12 and the socket body 11 is facilitated by the position-limiting members 14, so that the installation is simpler and quicker, and the operation is convenient.
Further, a wire connection section 123 is further arranged at one end of the first shielding main body 12, which is far away from the plug section 121, the wire connection section 123 is provided with a glue containing groove 50, and the glue containing groove 50 is used for melting and sealing and filling the double-wall glue-containing heat-shrinkable tube sleeved on the wire connection section 123.
In this embodiment, the glue-accommodating groove 50 may be a groove formed in the wire connecting section 123, or may be a groove formed between two oppositely-arranged collars. The glue receiving groove 50 may be one or more. Preferably, the glue receiving groove 50 is two-way, so that the double-wall glue-containing heat shrinkable tube is connected to the first shielding main body 12 more stably and has double waterproof effect. The patch section 123 is for interfacing with a cable. It can be understood that, take plastic shell waterproof connector female 1 can also include the shielding pipe, during the connection, earlier peel off the double-walled area of cable glue pyrocondensation pipe, be connected the sinle silk with the inner core of the inner chamber of shielding main part, again with the weaving layer cover establish outside the shielding main part, use the shielding pipe to overlap outside the weaving layer, double-walled area glue pyrocondensation pipe parcel live the shielding pipe, then make double-walled area glue pyrocondensation pipe melting after fill to holding in the gluey groove 50, so make realize sealing connection between cable and the first shielding main part 12.
The invention also provides a waterproof connector 100 with a plastic shell, please refer to fig. 5 to 7, wherein the waterproof connector 100 with a plastic shell comprises a male connector 2 with a plastic shell and a female connector 1 with a plastic shell, the male connector 2 with a plastic shell comprises a plug body 21, a second shielding main body 22 and a second sealing element 23, the second shielding main body 22 comprises a connecting section 221, the plug body 21 is provided with a crimping end 211 and a second connecting cavity 212 which is arranged by penetrating through the crimping end 211, the connecting section 221 is arranged in the second connecting cavity 212, and the plug body 21 is inserted into the first connecting cavity 10 from a male insertion cavity orifice 60111;
the first shielding main body 12 is inserted into the connection section 221; a second sealing member 23 is provided between the crimping end 211 and the second shield body 22 to seal a side of the second connection cavity 212 remote from the crimping end 211.
The specific structure of the female connector 1 with the plastic shell refers to the above embodiments, and since the waterproof connector 100 with the plastic shell adopts all technical solutions of all the above embodiments, at least all the beneficial effects brought by the technical solutions of the above embodiments are achieved, and no further description is given here.
In the present embodiment, it is understood that the second connection cavity 212 is provided through the crimp end 211, and the second shield body 22 can be inserted into the second connection cavity 212 through the end surface of the crimp end 211. The second shield body 22 may be partially inserted into the second connection cavity 212 or may be fully inserted into the second connection cavity 212. The second shield body 22 may be inserted into the second connection cavity 212 by snapping, screwing, or crimping, among other ways. When the second shield main body 22 is inserted into the second connection cavity 212, there is a certain gap between the second shield main body 22 and the second connection cavity 212 to provide a mounting space for the shield of the female connector mating with the male connector to be connected with the first shield main body 12.
The second sealing member 23 may be disposed on the plugging end or the second shielding main body 22, or may be embedded on both the plugging end and the second shielding main body 22, which is not specifically limited herein, and only needs to be able to seal a gap between an inner wall surface of the second connection cavity 212 of the crimping end 211 and the second shielding main body 22, that is, to seal a side of the second connection cavity 212 close to the crimping end 211. The second sealing member 23 may be a sealing ring or a sealant, and is not particularly limited herein, and only needs to be capable of achieving a sealing effect.
The shape of the plug body 21 is adapted to the shape of the first connection chamber 10. During installation, the plug body 21 is inserted into the first connection cavity 10 from the male insertion cavity 60, so that the insertion section 121 of the first shielding main body 12 is inserted into the connection section 221 of the second shielding main body 22, and the insertion section 121 and the connection section 221 are located in the second connection cavity 212. After the male connector 2 with the plastic housing waterproof connector and the female connector 1 with the plastic housing waterproof connector are assembled, the first sealing element 13 seals one side of the second connection cavity 212, which is far away from the crimping end 211, the second sealing element 23 seals one side of the second connection cavity 212, which is close to the crimping end 211, and then the first sealing element 13 and the second sealing element 23 simultaneously seal two ends of the second connection cavity 212, so that liquid cannot enter the second connection cavity 212 to affect the connection part of the plug-in section 121 and the connection section 221, and the whole waterproof connector 100 with the plastic housing waterproof connector has a better waterproof effect.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. The utility model provides a take waterproof connector female head of plastic casing which characterized in that includes:
the socket comprises a socket body and a socket body, wherein the socket body is provided with a first connecting cavity, and the first connecting cavity is provided with a mounting cavity opening and a male plug-in cavity opening;
the first shielding main body is inserted into the socket body and comprises an insertion section, and the insertion section is correspondingly inserted into the first connecting cavity through the mounting cavity opening; and
the first sealing element is arranged between the inner wall surface of the first connecting cavity and the outer peripheral surface of the inserting section and used for plugging a gap between the inner wall surface of the mounting cavity opening and the inserting section.
2. The waterproof connector female with plastic shell according to claim 1, wherein the socket body further has a plugging cavity, the mounting cavity is formed at a side of the first connecting cavity close to the plugging cavity, a limiting step is convexly provided at a connection portion of the plugging cavity and the first connecting cavity, the first sealing element is sleeved on an outer circumferential surface of the plugging section, and an end surface of the first sealing element abuts against an end surface of the limiting step close to the first connecting cavity.
3. The female connector with the plastic housing according to claim 2, wherein the first sealing element comprises a collar and an abutting rim disposed on a side of the collar close to the plugging cavity, the collar is sleeved on an outer circumferential surface of the plugging section, and the abutting rim abuts against an end surface of the limiting step close to the first connecting cavity.
4. The waterproof connector female with plastic housing of claim 2, wherein the plug section is provided with a stopper for limiting the axial movement of the first sealing element, one end of the first sealing element abuts against the stopper step, and the other end abuts against the stopper.
5. The waterproof connector female with plastic housing of claim 4, wherein said retainer is a snap ring.
6. The waterproof connector female with plastic housing of claim 4, wherein the retainer comprises a retaining surface for limiting the axial movement of the first sealing element and a guiding surface inclined from the outer circumferential surface of the insertion section to the retaining step.
7. The waterproof connector female with plastic shell of any one of claims 1 to 6, characterized in that the outer peripheral surface of the first sealing member is provided with one or more waterproof ribs.
8. The female connector with the plastic shell according to claim 1, further comprising a locking member, wherein the socket body is provided with a recess for the locking member to pass through, the first shielding body is provided with a locking groove forming an included angle with the axis of the first shielding body, and the locking member passes through the recess and is locked with the locking groove.
9. The waterproof connector female with plastic housing as claimed in claim 1 or 8, wherein a terminal section is further disposed at an end of the first shielding main body away from the plug section, the terminal section is provided with a glue receiving groove, and the glue receiving groove is used for sealing and filling a double-wall glue-containing heat-shrinkable tube sleeved on the terminal section after melting.
10. A waterproof connector with a plastic housing, comprising the female connector with a plastic housing according to any one of claims 1 to 9, and the male connector with a plastic housing;
the waterproof connector male head with the plastic shell comprises a plug body, a second shielding main body and a second sealing element, wherein the second shielding main body comprises a connecting section, the plug body is provided with a crimping end and a second connecting cavity penetrating through the crimping end, the connecting section is arranged in the second connecting cavity, and the plug body is inserted into the first connecting cavity from a male head insertion cavity opening;
the first shielding main body is spliced with the connecting section; the second sealing element is arranged between the crimping end and the second shielding main body so as to seal one side, close to the crimping end, of the second connecting cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811449219.4A CN109273917B (en) | 2018-11-29 | 2018-11-29 | Waterproof connector female head and waterproof connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811449219.4A CN109273917B (en) | 2018-11-29 | 2018-11-29 | Waterproof connector female head and waterproof connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109273917A true CN109273917A (en) | 2019-01-25 |
| CN109273917B CN109273917B (en) | 2023-11-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811449219.4A Active CN109273917B (en) | 2018-11-29 | 2018-11-29 | Waterproof connector female head and waterproof connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109273917B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110120606A (en) * | 2019-05-25 | 2019-08-13 | 中山市祺鑫电线连接器有限公司 | Sealing structure of LED connector |
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|---|---|
| CN109273917B (en) | 2023-11-07 |
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