CN222581715U - A waterproof female connector with an annular locking structure - Google Patents
A waterproof female connector with an annular locking structure Download PDFInfo
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- CN222581715U CN222581715U CN202421322453.1U CN202421322453U CN222581715U CN 222581715 U CN222581715 U CN 222581715U CN 202421322453 U CN202421322453 U CN 202421322453U CN 222581715 U CN222581715 U CN 222581715U
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- outer conductor
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- annular locking
- waterproof
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Abstract
The utility model discloses a waterproof female seat connector with an annular locking structure, which comprises a plastic shell, an annular locking elastic piece, an outer conductor, an elastic pressing piece and an elastic pressing piece, wherein the front end of the plastic shell is provided with an opposite slot, an inner circular hole penetrating through the opposite slot is formed in the plastic shell, a butt joint barrel is formed at the front end of the inner circular hole, a stop surface is arranged in the butt joint barrel, a waterproof ring is arranged outside the butt joint barrel, the annular locking elastic piece is clamped and fixed in the inner circular hole, the elastic pressing piece is formed by punching the annular locking elastic piece, the tail end of the elastic pressing piece is outwards bent and turned to form a stop piece, the outer conductor is arranged in the inner circular hole in a penetrating mode, the front end face of the outer conductor is in pressing contact with the stop surface, the outer conductor is arranged in the annular locking elastic pressing piece is pressed against the outer surface of the outer conductor, the stop piece is abutted against the annular locking surface to form the annular locking structure, the inner conductor is arranged in a penetrating mode in an insulator, and is fixedly arranged in the outer conductor in a penetrating mode through the insulator, and a cable connected with the inner conductor extends out of the outer conductor and the plastic shell through the sealing rubber ring.
Description
Technical field:
The utility model relates to the technical field of connector products, in particular to a waterproof female seat connector with an annular locking structure.
The background technology is as follows:
The main matching fields of the connector include traffic, communication, network, IT, medical treatment, household appliances and the like, and the rapid development of the product technology level and the rapid growth of the market thereof in the matching fields strongly pull the development of the connector technology. Up to now, connectors have been developed into a series and specialization of products with complete product types, rich variety specifications, various structural types, subdivision in specialized directions, obvious industrial features, and standard system specifications.
Coaxial connectors are one type of connector that may be used for interconnection between circuit boards, radio frequency modules, and radio frequency modules.
The chinese patent application No. 201922358233.X discloses a coaxial waterproof connector, which comprises an outer shell and a coaxial line, wherein an outer conductor is arranged in the outer shell, the coaxial line extends into the outer shell, the main body of the coaxial line is positioned behind the outer conductor, the core of the coaxial line extends into the outer conductor to be connected to an inner conductor arranged in the outer conductor, and a crimping tube for compressing and fastening the outer conductor to the coaxial line is sleeved on the outer conductor. The locking structure of the outer shell and the outer conductor is that a clamping ring groove for clamping is arranged in front of the first annular boss, a clamping window is correspondingly arranged on the outer shell, and a clamping ring of a hoop-shaped structure is further arranged, and extends into the outer shell to be clamped in the clamping ring groove through penetrating through the clamping window to fix the outer conductor.
But owing to set up the card solid window on the shell body, after the snap ring passed the card solid window, still can have the clearance between it, and then lead to sealing waterproof performance not good, easily advance steam, intake even, not only influence the life of shell body, still can influence the waterproof performance of whole connector, and then influence the performance of connector.
In view of this, the present inventors have proposed the following means.
The utility model comprises the following steps:
The utility model aims to overcome the defects of the prior art and provides a waterproof female seat connector with an annular locking structure.
The waterproof female seat connector with the annular locking structure comprises a plastic shell, an outer conductor and an annular locking surface, wherein the front end of the plastic shell is provided with a pair of slots for inserting a plug, an inner circular hole penetrating through the pair of slots is formed in the front end of the plastic shell along the rear end of the plastic shell, a butt joint barrel is formed at the front end of the inner circular hole, a stop surface is arranged on the inner side of the front end of the butt joint barrel, a waterproof ring used for being in contact with the plug is arranged on the outer side of the front end of the butt joint barrel, the annular locking elastic piece is clamped and fixed in the inner circular hole, the annular locking elastic piece is stamped to form an elastic pressing piece which is distributed forwards in a rear-to-front inclined mode, the tail end of the elastic pressing piece is bent outwards to form a baffle plate, the outer conductor is provided with an annular locking surface which is vertically distributed, the outer conductor penetrates through the inner circular hole, the outer conductor is in contact with the stop surface in a pressing mode, the outer conductor is in a pressing mode, the elastic pressing piece is in contact with the outer conductor, the baffle plate is in contact with the outer surface of the annular locking surface, the annular locking surface is in a mode, the annular locking piece is in contact with the annular locking surface, the annular locking structure is formed, the inner conductor is arranged in a sealing cable through the sealing cable, and the sealing end is arranged in the sealing end of the sealing end, and the sealing end is arranged.
Furthermore, in the above technical scheme, the annular locking spring piece comprises an annular main body, a plurality of barb pieces formed at the rear end of the annular main body and extending obliquely backwards, and a plurality of elastic pressing pieces formed by inwards punching and bending along the outer surface of the annular main body, wherein the front inner wall of the inner circular hole is provided with a thrust step surface, the front end of the annular main body is abutted against the thrust step surface, and the barb pieces are clamped and positioned with the rear inner wall of the inner circular hole.
Furthermore, in the above technical solution, the blocking piece has a latch pressing plane in a vertical direction, and the latch pressing plane contacts with the annular locking surface.
In the technical scheme, the inner side surface of the elastic pressing piece is provided with an arc surface, the arc surface is wrapped on the outer surface of the outer conductor, the plurality of barb pieces are uniformly distributed according to the circumference, and the plurality of elastic pressing pieces are uniformly distributed according to the circumference.
Furthermore, in the above technical scheme, the front end and the rear end of the annular main body are respectively formed with a first annular convex rib and a second annular convex rib which are outwards protruded, and the outer surfaces of the first annular convex rib and the second annular convex rib are flush, wherein the sections of the first annular convex rib and the second annular convex rib are arc-shaped.
In the above technical scheme, the rear end of the annular main body is further bent to form an extending piece which extends backwards in a slanting mode and is in a horn shape, and a plurality of notches are formed in the extending piece in a punching mode, so that one barb piece is formed between two adjacent notches.
Furthermore, in the technical scheme, a plurality of first waterproof convex ribs are arranged outside the waterproof ring, the outer surface of each first waterproof convex rib is an arc-shaped surface, a plurality of second waterproof convex ribs are arranged outside the sealing rubber ring, and the outer surface of each second waterproof convex rib is an arc-shaped surface and is in contact with the inner wall of the plastic shell.
In the above technical solution, the outer conductor includes a contact area at the front section and a covered wire area at the rear section, and the diameter of the covered wire area is smaller than that of the contact area, so that the annular locking surface is formed between the contact area and the covered wire area.
In the technical scheme, an annular groove for inserting the plug is formed between the inner wall of the front end of the outer conductor and the insulator, the opposite insertion port of the outer conductor is a circular closed ring opening, the contact area of the outer conductor is further provided with a plurality of contact spring pieces, the contact spring pieces are positioned at the rear side of the circular closed ring opening, the end parts of the contact spring pieces extend into the annular groove from outside to inside, and the insulator is provided with a clearance groove at the position corresponding to the contact spring pieces.
In the technical scheme, the end part of the contact spring plate is provided with the arc-shaped contact surface, a hole site is formed at the position of the contact area of the outer conductor corresponding to the contact spring plate, the front end of the hole site is also provided with an inner gear protruding from outside to inside in a stretching mode, and the inner gear is positioned at the front side of the end part of the contact spring plate.
By adopting the technical scheme, the waterproof ring is arranged outside the front end of the butt joint barrel of the plastic shell, and is contacted with the plug inserted into the butt joint slot to form sealing assembly, so that a good waterproof effect is achieved, and the cable is assembled with the plastic shell in a sealing way through the sealing rubber ring, so that the waterproof effect of the cable is also good. The annular locking spring plate is additionally arranged, the annular locking spring plate is clamped and fixed in the inner circular hole, after the outer conductor is arranged in the inner circular hole, the front end face of the outer conductor is abutted against the stop face in the plastic shell, the outer conductor can be prevented from being pushed forwards continuously, the purpose of thrust is achieved, the outer conductor also penetrates through the annular locking spring plate, the elastic abutting plate is abutted against the outer surface of the outer conductor, so that the outer conductor is supported and positioned, the outer conductor is more stably arranged in the plastic shell, the blocking plate and the annular locking face are abutted against to form an annular locking structure, the outer conductor is prevented from backing, the purpose of locking the outer conductor in the plastic shell is achieved, meanwhile, the locking purpose with excellent effect is achieved, a clamping window is not required to be arranged outside the plastic shell for clamping the outer conductor, the clamping window is prevented from being used for being installed through gaps between the clamping window and the clamping ring, the waterproof effect is achieved, the service life of the outer conductor can be prolonged, the connector can be further improved, and the connector has strong competitive power.
Description of the drawings:
FIG. 1 is a cross-sectional view of the present utility model;
FIG. 2 is an exploded perspective view of the present utility model;
FIG. 3 is an assembly view of an annular locking spring and an outer conductor according to the present utility model;
FIG. 4 is an assembly view of the annular locking spring and the plastic shell in the present utility model;
FIG. 5 is a perspective view of an annular locking spring of the present utility model;
FIG. 6 is a perspective view of an alternative view of the annular locking tab of the present utility model;
FIG. 7 is a left side view of the annular locking tab of the present utility model;
FIG. 8 is a cross-sectional view of an annular locking tab of the present utility model;
FIG. 9 is a block diagram of the utility model assembled with a plug;
FIG. 10 is a right side view of the present utility model;
The specific embodiment is as follows:
the utility model will be further described with reference to specific examples and figures.
Referring to fig. 1-10, a waterproof female connector with an annular locking structure comprises a plastic shell 2, an annular locking spring piece 1, an outer conductor 3, an inner conductor 4, an insulator 5, a cable 6 and a sealing rubber ring 7.
The plastic shell 2 is provided with an opposite inserting groove 20 for inserting a plug 100 at the front end, an inner round hole 21 penetrating through the opposite inserting groove 20 is formed at the front end of the plastic shell 2 along the rear end of the plastic shell, an abutting cylinder 22 is formed at the front end of the inner round hole 21, a stop surface 221 is arranged at the inner side of the front end of the abutting cylinder 22, a waterproof ring 23 used for being in contact with the plug 100 is arranged at the outer side of the front end of the abutting cylinder 22, an annular locking spring piece 1 is clamped and fixed in the inner round hole 21, the annular locking spring piece 1 is stamped to form an elastic pressing piece 13 which is distributed in a backward and forward inclined mode, the tail end of the elastic pressing piece 13 is bent outwards to form a baffle plate 14, an outer conductor 3 is provided with an annular locking surface 30 which is vertically distributed, the outer conductor 3 penetrates through the inner round hole 21, the front end face of the outer conductor 3 is in contact with the stop surface 221, the outer conductor 3 also penetrates through the annular locking piece 1, the elastic pressing piece 13 is pressed on the outer surface of the outer conductor 3, the baffle plate 14 is in contact with the annular locking surface 30 to form an annular locking structure, the inner conductor 4 is penetrated through the insulator 5 and is arranged in the inner round hole 21, the insulator 5 is penetrated through the insulator 6 and is connected with the outer conductor 2, and the sealing ring 7 is arranged at the rear end of the sealing shell 2, and the sealing end 7 is connected with the sealing shell 2 through the sealing end 7, and the sealing shell 2 is arranged. That is, the waterproof ring 23 is arranged outside the front end of the butt joint barrel 22 of the plastic shell 2, the waterproof ring 23 is contacted with the plug 100 inserted into the butt joint slot 20 to form a sealing assembly, so that a good waterproof effect is achieved, and the cable 6 and the plastic shell 2 form a sealing assembly through the sealing rubber ring 7, so that the waterproof effect of the cable 6 can be achieved. According to the utility model, the annular locking spring plate 1 is additionally arranged, the annular locking spring plate 1 is clamped and fixed in the inner round hole 21, after the outer conductor 3 is arranged in the inner round hole 21, the front end surface of the outer conductor 3 is abutted against the stop surface 221 in the plastic shell 2, so that the outer conductor 3 can be prevented from being pushed forward continuously to achieve the purpose of thrust, the outer conductor 3 also penetrates through the annular locking spring plate 1, the elastic abutting piece 13 is abutted against the outer surface of the outer conductor 3 to support and position the outer conductor 3, the outer conductor 3 is more stably arranged in the plastic shell 2, the blocking piece 14 is abutted against the annular locking surface 30 to form an annular locking structure, the outer conductor 3 can be prevented from retreating, the blocking ring in the background technology is replaced for locking the outer conductor 3 in the plastic shell 2, meanwhile, the locking purpose with excellent effect is achieved, the blocking window is not required to be arranged outside the plastic shell for being used for installing the blocking ring of the outer conductor 3, the blocking ring is prevented from entering water/water vapor from a gap between the blocking window and the blocking window, the blocking window is better, the water-proof effect is not achieved, the market-proof effect of the outer conductor 3 can be further improved, and the market-friendly performance is further achieved.
The structure of the annular locking spring 1 is specifically described below.
The annular locking spring plate 1 can be formed by wrapping a circle with a metal sheet, and can also be formed by stamping a metal tube. In this embodiment, the annular locking spring 1 is formed by wrapping a circle with a metal sheet, and has the following specific structure:
The annular locking spring plate 1 comprises an annular main body 11, a plurality of barb pieces 12 formed at the rear end of the annular main body 11 and distributed annularly, and a plurality of elastic pressing pieces 13 formed by inwards punching and bending along the outer surface of the annular main body 11 and distributed annularly, wherein the barb pieces 12 extend obliquely backwards, the elastic pressing pieces 13 extend forwards, the tail ends of the elastic pressing pieces 13 are outwards bent and turned to form a baffle piece 14, and the baffle piece 14 is provided with a locking pressing plane 141 in the vertical direction. The latch abutting flat surface 141 is used for contacting with the annular locking surface 30 of the vertical distribution of the outer conductor 3, the contact area is large, the contact is more stable, and the locking purpose with better effect is further ensured. After the annular locking spring 1 is installed in the inner circular hole 21, the front end of the annular main body 11 abuts against the thrust step surface 211, and the barb piece 12 is clamped and positioned with the rear inner wall of the inner circular hole 21, so that the annular locking spring 1 is effectively prevented from retreating, and the annular locking spring 1 is further ensured to be clamped and fixed in the inner circular hole 21.
The plurality of barb pieces 12 are equally circumferentially distributed. The elastic pressing pieces 13 are equally distributed circumferentially.
In order to make the contact between the annular locking elastic sheet 1 and the outer conductor 3 stable, and further ensure that the annular locking elastic sheet 1 can be more stably installed between the plastic shell 2 and the outer conductor 3, the inner side surface of the elastic pressing sheet 13 is also provided with an arc surface 131. The arc surface 131 of the elastic pressing piece 13 is matched with the radian of the outer surface of the outer conductor 3, so that the arc surface 131 can be fully covered on the outer surface of the outer conductor 3 to form surface contact or line contact, the contact area is increased, the annular locking spring piece 1 is not enabled to be in stable contact with the outer conductor 3, and the annular locking spring piece 1 is ensured to be installed between the plastic shell 2 and the outer conductor 3 more stably.
In order to make the annular main body 11 more stably installed in the inner circular hole 21 of the plastic housing 2, a design is made in which a first annular convex rib 15 and a second annular convex rib 16 protruding outwards are respectively formed at the front end and the rear end of the annular main body 11, and the outer surfaces of the first annular convex rib 15 and the second annular convex rib 16 are flush. After the annular locking spring 1 is installed in the inner round hole 21 of the plastic shell 2, the outer surfaces of the first annular convex rib 15 and the second annular convex rib 16 are flush and protrude out of the annular main body 11, so that the outer surfaces of the first annular convex rib 15 and the second annular convex rib 16 are in line contact with the hole wall of the inner round hole 21, the front end and the rear end of the annular main body 11 are stably positioned in the inner round hole 21, and the whole annular locking spring 1 is stably installed in the inner round hole 21 of the plastic shell 2.
The sections of the first annular rib 15 and the second annular rib 16 are arc-shaped, so that the outer surfaces of the first annular rib 15 and the second annular rib 16 can form line contact with the wall of the inner circular hole 21 better, and the whole annular locking spring 1 can be installed into the inner circular hole 21 more smoothly.
The rear end of the annular main body 11 is also bent to form an extending sheet 17 which extends backwards obliquely and takes a horn shape, the extending sheet 17 is punched to form a plurality of notches 171, one barb piece 12 is formed between two adjacent notches 171, so that the barb piece 12 has enough strength, the barb piece 12 has better elastic deformation capability, the barb piece 12 can be better pressed with an inner round hole 21 in the axial direction to be clamped and positioned, and the barb piece is firmly clamped in the plastic shell 2, thereby effectively avoiding the unexpected backing of the annular locking spring piece 1.
The upper end of the plastic shell 2 is provided with a locking opening 200 for inserting the lock catch 101 of the plug 100 and locking with the lock catch 101.
Waterproof circle 23 outside is provided with multichannel first waterproof protruding muscle 231, and this first waterproof protruding muscle 231 surface is the arcwall face, and it can make plug 100 insert more smoothly, improves the convenience of use, and adopts multichannel first waterproof protruding muscle 231 and plug 100 contact, forms multichannel waterproof construction, and its water-proof effects is better.
The outer conductor 3 comprises a contact area 301 at the front section and a wrapping area 302 at the rear section, and the diameter of the wrapping area 302 is smaller than that of the contact area 301, so that the annular locking surface 30 is formed between the contact area 301 and the wrapping area 302.
An annular groove 300 for inserting the plug 100 is formed between the inner wall of the front end of the outer conductor 3 and the insulator 5, and the opposite insertion port of the outer conductor 3 is provided with a circular closed ring opening 303, so that the strength of the outer conductor 3 is better, the outer conductor is not easy to crack due to a round wrapping gap, and the quality of a product is improved.
The contact area 301 of the outer conductor 3 is further formed with a plurality of contact spring pieces 31, the contact spring pieces 31 are located at the rear side of the circular closed ring opening, the end portions of the contact spring pieces 31 extend into the annular groove 300 outwards and inwards, the contact spring pieces 31 are used for forming better plugging force when being plugged with the plug 100, and meanwhile, the conducting capacity can be improved. The end of the contact spring piece 31 is provided with an arc contact surface 311, the arc contact surface 311 contacts with the outer surface of the plug 100, the contact area is large, the plug force effect is better, a hole site 32 is formed at the contact area 301 of the outer conductor 3 corresponding to the contact spring piece 31, an inner stop 321 protruding from outside to inside is further formed at the front end of the hole site 32 in a stretching mode, the inner stop 321 is located at the front side of the end of the contact spring piece 31, the inner stop 321 is used for preventing the inserted plug 100 from contacting with the front end surface of the contact spring piece 31, the contact spring piece 31 is directly pushed backwards to damage the contact spring piece 31, and the purpose of protecting the end of the contact spring piece 31 is achieved. The end of the contact spring 31 is bent in a V shape.
The insulator 5 is provided with a clearance groove 51 at a position corresponding to the contact spring 31, so that the contact spring 31 can be used normally.
The outside of the sealing rubber ring 7 is provided with a plurality of second waterproof convex ribs 71, the outer surface of the second waterproof convex ribs 71 is an arc surface and is in contact with the inner wall of the plastic shell 2, namely, the sealing rubber ring is in contact with the plug 100 by adopting a plurality of first waterproof convex ribs 231 to form a plurality of waterproof structures, and the waterproof effect is better.
The rear cover 8 is arranged at the rear end of the plastic shell 2 in a buckling and fixing mode.
In summary, the waterproof ring 23 is arranged outside the front end of the butt joint barrel 22 of the plastic shell 2, and the waterproof ring 23 is contacted with the plug 100 inserted into the butt joint slot 20 to form a sealing assembly, so that a good waterproof effect is achieved, and the cable 6 and the plastic shell 2 form a sealing assembly through the sealing rubber ring 7, so that the waterproof effect of the cable 6 can be achieved. According to the utility model, the annular locking spring plate 1 is additionally arranged, the annular locking spring plate 1 is clamped and fixed in the inner round hole 21, after the outer conductor 3 is arranged in the inner round hole 21, the front end surface of the outer conductor 3 is abutted against the stop surface 221 in the plastic shell 2, so that the outer conductor 3 can be prevented from being pushed forward continuously to achieve the purpose of thrust, the outer conductor 3 also penetrates through the annular locking spring plate 1, the elastic abutting piece 13 is abutted against the outer surface of the outer conductor 3 to support and position the outer conductor 3, the outer conductor 3 is more stably arranged in the plastic shell 2, the blocking piece 14 is abutted against the annular locking surface 30 to form an annular locking structure, the outer conductor 3 can be prevented from retreating, the blocking ring in the background technology is replaced for locking the outer conductor 3 in the plastic shell 2, meanwhile, the locking purpose with excellent effect is achieved, the blocking window is not required to be arranged outside the plastic shell for being used for installing the blocking ring of the outer conductor 3, the blocking ring is prevented from entering water/water vapor from a gap between the blocking window and the blocking window, the blocking window is better, the water-proof effect is not achieved, the market-proof effect of the outer conductor 3 can be further improved, and the market-friendly performance is further achieved.
It is understood that the foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, but rather is to be accorded the full scope of all such modifications and equivalent structures, features and principles as set forth herein.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421322453.1U CN222581715U (en) | 2024-06-11 | 2024-06-11 | A waterproof female connector with an annular locking structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421322453.1U CN222581715U (en) | 2024-06-11 | 2024-06-11 | A waterproof female connector with an annular locking structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222581715U true CN222581715U (en) | 2025-03-07 |
Family
ID=94794311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421322453.1U Active CN222581715U (en) | 2024-06-11 | 2024-06-11 | A waterproof female connector with an annular locking structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222581715U (en) |
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2024
- 2024-06-11 CN CN202421322453.1U patent/CN222581715U/en active Active
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