CN203774545U - Cable self-locking plugging pair - Google Patents
Cable self-locking plugging pair Download PDFInfo
- Publication number
- CN203774545U CN203774545U CN201420113488.4U CN201420113488U CN203774545U CN 203774545 U CN203774545 U CN 203774545U CN 201420113488 U CN201420113488 U CN 201420113488U CN 203774545 U CN203774545 U CN 203774545U
- Authority
- CN
- China
- Prior art keywords
- plug
- annular groove
- ring
- snap lock
- stop ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The utility model discloses a cable self-locking plugging pair which includes a socket and a plug. An end face of the socket is provided with an axial jack. An elastic locking ring is embedded in a ring groove of the elastic locking ring of an inner wall of the jack. The elastic locking ring is in a closed ring shape formed through winding of a conductive metal wire in a spiral method. A fracture surface of the elastic locking ring, facing the direction of the plug, is provided with a guiding slant edge which facilitates passing of the plug and a fracture surface of the elastic locking ring, backing on to the direction of the plug, is provided with a locking straight edge vertical to the axis. The plug is provided with an insert column which matches the jack of the socket. A head part of the insert column has a guiding conicity so as to be convenient to be inserted into the jack. An unlock sleeve is installed in an unlock sleeve ring groove of the surface of the insert column in a sleeved manner. The plugging pair has a locking function and is reliable in locking and convenient to unlock, capable of saving a complex mechanical structure, simple in structure, convenient to use and low in cost. The plugging pair is used for high-voltage-cable self-locking connection of an electric vehicle and capable of conveniently carrying out connection and disconnection of high-voltage cables.
Description
Technical field
The utility model relates to vehicle cable connection structure, specifically refers to that a kind of vehicle high-tension cable self-locking grafting is secondary, belongs to automobile cable interconnection technique field.
Background technology
At present, new-energy automobile particularly pure electric automobile becoming exploitation focus.On pure electric sedan, having many parts is all high-voltage great-current parts, in the connection procedure of electrical system and electric component, often needs to connect by self-locking grafting pair.Because automobile is in running, the shake of jolting is large, and plug connector easily gets loose and causes fault.
Summary of the invention
For prior art above shortcomings, the purpose of this utility model is to provide a kind of and pegs graft conveniently, can secure ratcs and the cable self-locking of convenient for unlocking peg graft secondary.
To achieve these goals, the technical solution adopted in the utility model is such:
A kind of cable self-locking is pegged graft secondary, comprises socket and plug; Described socket end face has an axial jack, jack inwall is provided with snap lock stop ring annular groove, in snap lock stop ring annular groove, be embedded with snap lock stop ring, snap lock stop ring protrudes from snap lock stop ring annular groove under nature, under extruding, can make a concession and get back in snap lock stop ring annular groove; Described snap lock stop ring is the ring-type of sealing by conductive wire by spiral way coiling, and the section of snap lock stop ring has towards plug direction the guiding hypotenuse that convenient plug passes through, and plug direction has the locking straight flange vertical with axis dorsad;
Described plug has the inserting column mating with receptacle sockets, and inserting column head has the guiding tapering of being convenient to insert jack; Be provided with release cover annular groove on inserting column surface, release cover annular groove inner sleeve is equipped with a solution lock tube that can be free to slide in annular groove is overlapped in release, separate lock tube external diameter corresponding with inserting column diameter, the width of release cover annular groove be greater than separates lock tube width so that snap lock stop ring can be stuck in the draw-in groove of release collar trough end wall and the formation of solution lock tube end face.
Further, described jack inwall is provided with elastic conduction ring annular groove, in elastic conduction ring annular groove, is embedded with elastic conduction ring, and elastic conduction ring protrudes from this annular groove under nature, reliably to contact with the plug surface inserting; Described elastic conduction ring is the ring-type of sealing by spiral way coiling by conductive wire, and the section of elastic conduction ring is towards all having with plug direction dorsad the spigot surface that convenient plug passes through.
Described each spring coil of snap lock stop ring angle that tilts in the same direction on circumference, in the time being subject to radial pressure, each spring coil angle of inclination increases and internal diameter becomes large, and external force is recovered original internal diameter after removing under elastic reaction.
Described receptacle face is provided with insulating case, and insulating case peripheral hardware is useful on the installation sleeve of fixed in position socket; Described plug inserted terminal outer surface is provided with sheath, and sheath can be enclosed within on socket insulating case in the time of plug insertion socket.
This secondary using method of pegging graft:
When connection, directly by plug insertion socket jack, pin head is easy to by elastic conduction ring and snap lock stop ring because of its pyramidal structure, after snap lock stop ring, because inserting column rear portion diameter of ring groove diminishes, snap lock stop ring is under elastic force effect, endoporus dwindles and is adjacent to inserting column annular groove, because inserting column head is large, plug can not retreat, and reaches locking object.Now, separate lock tube and just snap lock stop ring is propped up, therefore plug can not advance in the situation that there is no active force, can not retreat, position is effectively fixed.Elastic conduction ring can make plug reliably electrical connection with it, and on circumference, forms multiple contact points, is particularly suitable for high voltage cable and connects.
When release, plug is continued inwardly to advance, release is enclosed within the promotion of annular groove wall and moves forward, by snap lock stop ring swell again; Then pull back plug, the just incipient stage, owing to separating lock tube kink in release cover annular groove, separate lock tube and do not held tightly or not retreat with plug by snap lock stop ring, until plug retreats, solutions lock tube is withstood, now plug is close to solution lock tube and is exited together snap lock stop ring.
This grafting pair possesses latch functions, and locking is reliable, and convenient for unlocking, and has saved complicated mechanical structure, simple in structure, easy to use, and the secondary cost of pegging graft is low.This grafting is secondary to be connected for the self-locking of electrocar high-tension cable, can carry out easily high-tension cable connection and disconnection.
Brief description of the drawings
Fig. 1-the utility model structural representation.
Fig. 2-the utility model snap lock stop ring closing structure schematic diagram.
Fig. 3-the utility model snap lock stop ring deployed configuration schematic diagram.
Fig. 4-the utility model locking elastic ring sectional drawing.
Fig. 5-the utility model is from being inserted into disconnecting process figure.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Referring to Fig. 1, from scheming, can find out, the self-locking of the utility model vehicle high-tension cable is pegged graft secondary, comprises socket 1 and the plug 2 of mutual coupling.Respectively socket and plug are described below.
Socket.Described socket 1 end face has an axial jack 11, and jack 11 inwalls are provided with snap lock stop ring annular groove 12, in snap lock stop ring annular groove 12, are embedded with snap lock stop ring 13, and snap lock stop ring is stuck in the inherent axis direction of annular groove and can not moves.Snap lock stop ring 13 protrudes from snap lock stop ring annular groove 12 under nature, under extruding, can make a concession and get back in snap lock stop ring annular groove.Described socket 1 surface is provided with insulating case 14, and insulating case 14 peripheral hardwares are useful on the installation sleeve 15 of fixed in position socket.
The concrete structure of snap lock stop ring 13 can be simultaneously referring to Fig. 2-Fig. 4, and this snap lock stop ring is the ring-type of sealing by conductive wire (actual is beryllium copper silk) by spiral way coiling, is equivalent to the sealing of existing spring head and the tail and is connected to form a ring-type.Its special feature is: 1, the section of snap lock stop ring (being each spring coil) is not common circle, but the ladder structure of right angle being made up of four edges is shown in Fig. 4, four edges junction chamfered.Section has towards plug direction the guiding hypotenuse (being the hypotenuse waist of right-angled trapezium) that convenient plug passes through, and plug direction has the locking straight flange vertical with axis (being the right-angle side waist of right-angled trapezium) dorsad.2, described each spring coil of snap lock stop ring angle that tilts in the same direction on circumference, is shown in Fig. 2 and Fig. 3, and in the time being subject to radial pressure, each spring coil angle of inclination increases and internal diameter becomes large, and external force is recovered original internal diameter after removing under elastic reaction.
Described jack 11 inwalls are provided with elastic conduction ring annular groove 16 simultaneously, the more close jack oral area of elastic conduction ring annular groove resilience in comparison lock ring annular groove.In elastic conduction ring annular groove 16, be embedded with elastic conduction ring 17, elastic conduction ring 17 also protrudes from this annular groove under nature, reliably to contact with the plug surface inserting.Described elastic conduction ring is the ring-type of sealing by spiral way coiling by conductive wire, and the section of elastic conduction ring is towards all having with plug direction dorsad the spigot surface that convenient plug passes through.In theory, snap lock stop ring contacts with inserting column also can realize conducting function, but in order to conduct electricity reliability, particularly high pressure occasion, so the flexible conducting ring of specialized designs is to realize electrical connection again, the more meaning of snap lock stop ring is blocking plug, and the more meaning of elastic conduction ring is conduction.
Plug.Described plug 2 has the inserting column 21 mating with receptacle sockets size, and inserting column 21 heads have the guiding tapering 22 of being convenient to insert jack.Be provided with release cover annular groove 23 on inserting column 21 surfaces, in release cover annular groove 23, be set with a solution lock tube 24 that can be free to slide in annular groove is overlapped in release, separate lock tube 24 external diameters corresponding with inserting column 21 diameters, the width of release cover annular groove be greater than separates lock tube width so that snap lock stop ring can be stuck in release collar trough end wall and separate in the draw-in groove that lock tube end face forms (except all the other the release collar groove location after solution lock tube), so that plug can not become flexible front and back after inserting, connect more reliable.Described plug 2 inserted terminal outer surfaces are provided with sheath 25, and sheath 25 can be socketed on socket insulating case 14 in the time of plug insertion socket.
This secondary using method of pegging graft:
When connection, directly plug 2 is inserted in receptacle sockets 11, inserting column 21 heads are easy to by elastic conduction ring 17 and snap lock stop ring 13 because of its pyramidal structure.Fig. 5 A is the state while just having started to enter, and now inserting column head is not also by elastic conduction ring.After snap lock stop ring, because release cover annular groove reason inserting column rear portion diameter diminishes, snap lock stop ring is under elastic force effect, endoporus dwindles and is adjacent to inserting column annular groove, and because inserting column head is large, and snap lock stop ring has locking straight flange, therefore plug can not retreat, reach locking object.Now, separate lock tube and just snap lock stop ring one end is propped up, therefore plug can not advance in the situation that there is no active force, can not retreat, position is effectively fixed, and in lockup state, sees Fig. 5 B.Elastic conduction ring can make plug reliably electrical connection with it simultaneously, and forms multiple contact points on elastic conduction ring circumference, is particularly suitable for high voltage cable and connects, and can avoid traditional structure because contacting bad fever phenomenon.
When release, plug 2 is continued to inside propelling, separate lock tube 24 and move forward under the promotion of annular groove end wall, by snap lock stop ring 13 swell again, see Fig. 5 C.Then pull back plug, the just incipient stage, owing to separating lock tube kink in release cover annular groove, separating lock tube is not held tightly or not retreats with plug by snap lock stop ring, until plug retreats, solution lock tube is withstood, i.e. state shown in Fig. 5 D, now plug can be close to separate lock tube exit together snap lock stop ring.
Finally explanation is, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (4)
1. a cable self-locking grafting is secondary, comprises socket (1) and plug (2); It is characterized in that: described socket end face has an axial jack (11), jack (11) inwall is provided with snap lock stop ring annular groove (12), in snap lock stop ring annular groove (12), be embedded with snap lock stop ring (13), snap lock stop ring protrudes from snap lock stop ring annular groove under nature, under extruding, can make a concession and get back in snap lock stop ring annular groove; Described snap lock stop ring is the ring-type of sealing by conductive wire by spiral way coiling, and the section of snap lock stop ring has towards plug direction the guiding hypotenuse that convenient plug passes through, and plug direction has the locking straight flange vertical with axis dorsad;
Described plug (2) has the inserting column (21) mating with receptacle sockets, and inserting column (21) head has the guiding tapering (22) of being convenient to insert jack; Be provided with release cover annular groove (23) on inserting column (21) surface, in release cover annular groove (23), be set with a solution lock tube (24) that can be free to slide in annular groove is overlapped in release, separate lock tube external diameter corresponding with inserting column diameter, the width of release cover annular groove be greater than separates lock tube width so that snap lock stop ring can be stuck in the draw-in groove of release collar trough end wall and the formation of solution lock tube end face.
2. cable self-locking according to claim 1 is pegged graft secondary, it is characterized in that: described jack (11) inwall is provided with elastic conduction ring annular groove (16), in elastic conduction ring annular groove (16), be embedded with elastic conduction ring (17), elastic conduction ring protrudes from this annular groove under nature; Described elastic conduction ring is the ring-type of sealing by spiral way coiling by conductive wire, and the section of elastic conduction ring is towards all having with plug direction dorsad the spigot surface that convenient plug passes through.
3. cable self-locking according to claim 1 is pegged graft secondary, it is characterized in that: described each spring coil of snap lock stop ring angle that tilts in the same direction on circumference, in the time being subject to radial pressure, each spring coil angle of inclination increases and internal diameter becomes large, and external force is recovered original internal diameter after removing under elastic reaction.
4. cable self-locking grafting according to claim 1 is secondary, it is characterized in that: described socket (1) surface is provided with insulating case (14), and insulating case (14) peripheral hardware is useful on the installation sleeve (15) of fixed in position socket; Described plug (2) inserted terminal outer surface is provided with sheath (25), and sheath (25) can be enclosed within on socket insulating case (14) in the time of plug insertion socket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420113488.4U CN203774545U (en) | 2014-03-13 | 2014-03-13 | Cable self-locking plugging pair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420113488.4U CN203774545U (en) | 2014-03-13 | 2014-03-13 | Cable self-locking plugging pair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203774545U true CN203774545U (en) | 2014-08-13 |
Family
ID=51291698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420113488.4U Withdrawn - After Issue CN203774545U (en) | 2014-03-13 | 2014-03-13 | Cable self-locking plugging pair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203774545U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103872522A (en) * | 2014-03-13 | 2014-06-18 | 力帆实业(集团)股份有限公司 | Vehicle high-voltage cable self-locking splicing pair |
-
2014
- 2014-03-13 CN CN201420113488.4U patent/CN203774545U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103872522A (en) * | 2014-03-13 | 2014-06-18 | 力帆实业(集团)股份有限公司 | Vehicle high-voltage cable self-locking splicing pair |
| CN103872522B (en) * | 2014-03-13 | 2016-08-17 | 力帆实业(集团)股份有限公司 | Vehicle high-voltage cable self-locking grafting is secondary |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8087954B2 (en) | Coaxial plug-type connector arrangement | |
| CN104332763B (en) | Separate umbilical connector component and its plug and socket | |
| CN103872522B (en) | Vehicle high-voltage cable self-locking grafting is secondary | |
| CN103855532A (en) | Connector with rapid unlocking structure | |
| CN103633489A (en) | Connector with fast unlocking function | |
| CN101965665A (en) | Improved electrical connection | |
| CN203871568U (en) | Quick connector of waterproof cable connector | |
| CN103944003B (en) | Base station quick connector | |
| CN202616517U (en) | Connector with quick-lock structure | |
| CN110311246A (en) | A kind of piecing devices | |
| CN109244771B (en) | Self-locking radio frequency coaxial connector | |
| CN103762451A (en) | Connector with fast locking structure | |
| CN203774545U (en) | Cable self-locking plugging pair | |
| CN104218397B (en) | Underwater separation electric connector and socket and separation detecting device | |
| CN102882064B (en) | Self-locking type electric connector | |
| CN105742882A (en) | Simple automatic locking round plastic waterproof connector | |
| CN202094415U (en) | Pin connector and connector component | |
| CN102157851A (en) | Plug of communication electrical connector and communication electrical connector component | |
| CN203786333U (en) | Simply assembled automatic joint fiber quick connector | |
| US8939786B2 (en) | Plug connector which can be cleaned easily | |
| CN102509952B (en) | Push-and-pull locking connector component and plug thereof | |
| CN216872383U (en) | Conductive quick-release connector | |
| CN102088154B (en) | Quick plug radio frequency coaxial connector | |
| CN209805020U (en) | Embedded anti-drop wiring terminal convenient to pull out and insert | |
| CN210350270U (en) | Quick-plugging circular interface connector with safety lock catch |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140813 Effective date of abandoning: 20160817 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |