CN103872522A - Vehicle high-voltage cable self-locking splicing pair - Google Patents
Vehicle high-voltage cable self-locking splicing pair Download PDFInfo
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- CN103872522A CN103872522A CN201410092028.2A CN201410092028A CN103872522A CN 103872522 A CN103872522 A CN 103872522A CN 201410092028 A CN201410092028 A CN 201410092028A CN 103872522 A CN103872522 A CN 103872522A
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- plug
- annular groove
- ring
- snap lock
- stop ring
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Abstract
The invention discloses a vehicle high-voltage cable self-locking splicing pair which comprises a socket and a plug, wherein an axial jack is formed in the end face of the socket; an elastic locking ring is embedded in an elastic locking ring annular groove of the inner wall of the jack; the elastic locking ring is in a sealed ring shape which is formed by spirally winding an electric conduction metal wire; a guide bevel edge which facilitates the plug to pass is formed in the direction, facing the plug, of the section of the elastic locking ring; a locking straight edge which is vertical to the axis is formed in the direction opposite to the plug; the plug is provided with an insertion pillar which is matched with the jack of the socket; the head of the insertion pillar is provided with a guide taper which facilitates the insertion pillar to insert into the jack; an unlocking sleeve is sleeved in an unlocking sleeve annular groove in the surface of the insertion pillar. The splicing pair is provided with a locking function, the locking is reliable, the unlocking is convenient, the complicated mechanical structure is omitted, the structure is simple, the use is convenient, and the cost of the splicing pair is low. The splicing pair is used for self-locking connection of a high-voltage cable of an electrocar, and the connection and the disconnection of the high-voltage cable are conveniently carried out.
Description
Technical field
The present invention relates to vehicle cable connection structure, specifically refer to that a kind of vehicle high-tension cable self-locking grafting is secondary, belong 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 object of the present invention is to provide a kind ofly peg graft conveniently, can secure ratcs and the vehicle high-tension cable self-locking of convenient for unlocking peg graft secondary.
To achieve these goals, the technical solution used in the present invention is such:
The self-locking of vehicle high-tension cable 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.
Accompanying drawing explanation
Fig. 1-structural representation of the present invention.
Fig. 2-snap lock stop ring closing structure schematic diagram of the present invention.
Fig. 3-snap lock stop ring deployed configuration schematic diagram of the present invention.
Fig. 4-locking elastic ring sectional drawing of the present invention.
Fig. 5-the present invention is from being inserted into disconnecting process figure.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
Referring to Fig. 1, from scheming, can find out, vehicle high-tension cable self-locking of the present invention 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 technical scheme of the present invention to be described, although the present invention 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 technical scheme of the present invention, and not departing from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of claim scope of the present invention.
Claims (4)
1. vehicle high-tension 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. vehicle high-tension 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. vehicle high-tension 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. vehicle high-tension 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 |
|---|---|---|---|
| CN201410092028.2A CN103872522B (en) | 2014-03-13 | 2014-03-13 | Vehicle high-voltage cable self-locking grafting is secondary |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410092028.2A CN103872522B (en) | 2014-03-13 | 2014-03-13 | Vehicle high-voltage cable self-locking grafting is secondary |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103872522A true CN103872522A (en) | 2014-06-18 |
| CN103872522B CN103872522B (en) | 2016-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410092028.2A Expired - Fee Related CN103872522B (en) | 2014-03-13 | 2014-03-13 | Vehicle high-voltage cable self-locking grafting is secondary |
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| CN (1) | CN103872522B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104916982A (en) * | 2015-05-11 | 2015-09-16 | 姚新连 | Automatic locking power supply device and use method thereof |
| CN105896143A (en) * | 2016-05-26 | 2016-08-24 | 四川永贵科技有限公司 | Built-in spring type tapered jack structure |
| CN107104337A (en) * | 2016-06-21 | 2017-08-29 | 上海置恒电气有限公司 | A kind of Tripping matrix logic pressing plate |
| CN108153143A (en) * | 2018-01-15 | 2018-06-12 | 广东小天才科技有限公司 | Intelligence wrist-watch with camera plug and rotation function |
| CN111987531A (en) * | 2020-09-02 | 2020-11-24 | 上海上益教育设备制造有限公司 | Quick connecting mechanism for output port of automobile signal simulation system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1291809A (en) * | 1999-07-30 | 2001-04-18 | 富士康(昆山)电脑接插件有限公司 | Electronic card connector with locking mechanism |
| CN101958494A (en) * | 2010-10-11 | 2011-01-26 | 镇江金润信电子科技有限公司 | Coaxial connector |
| CN203193047U (en) * | 2013-02-18 | 2013-09-11 | 正凌精密工业股份有限公司 | Push-and-pull self-locking type connector |
| CN203339401U (en) * | 2013-07-26 | 2013-12-11 | 中航光电科技股份有限公司 | Light-duty rapid-separation vertical plug-in electric connector |
| CN203774545U (en) * | 2014-03-13 | 2014-08-13 | 力帆实业(集团)股份有限公司 | Cable self-locking plugging pair |
-
2014
- 2014-03-13 CN CN201410092028.2A patent/CN103872522B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1291809A (en) * | 1999-07-30 | 2001-04-18 | 富士康(昆山)电脑接插件有限公司 | Electronic card connector with locking mechanism |
| CN101958494A (en) * | 2010-10-11 | 2011-01-26 | 镇江金润信电子科技有限公司 | Coaxial connector |
| CN203193047U (en) * | 2013-02-18 | 2013-09-11 | 正凌精密工业股份有限公司 | Push-and-pull self-locking type connector |
| CN203339401U (en) * | 2013-07-26 | 2013-12-11 | 中航光电科技股份有限公司 | Light-duty rapid-separation vertical plug-in electric connector |
| CN203774545U (en) * | 2014-03-13 | 2014-08-13 | 力帆实业(集团)股份有限公司 | Cable self-locking plugging pair |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104916982A (en) * | 2015-05-11 | 2015-09-16 | 姚新连 | Automatic locking power supply device and use method thereof |
| CN105896143A (en) * | 2016-05-26 | 2016-08-24 | 四川永贵科技有限公司 | Built-in spring type tapered jack structure |
| CN105896143B (en) * | 2016-05-26 | 2018-06-19 | 四川永贵科技有限公司 | A kind of embedded with spring conical socket structure |
| CN107104337A (en) * | 2016-06-21 | 2017-08-29 | 上海置恒电气有限公司 | A kind of Tripping matrix logic pressing plate |
| CN108153143A (en) * | 2018-01-15 | 2018-06-12 | 广东小天才科技有限公司 | Intelligence wrist-watch with camera plug and rotation function |
| CN108153143B (en) * | 2018-01-15 | 2020-10-30 | 广东小天才科技有限公司 | Intelligence wrist-watch with camera plug and rotation function |
| CN111987531A (en) * | 2020-09-02 | 2020-11-24 | 上海上益教育设备制造有限公司 | Quick connecting mechanism for output port of automobile signal simulation system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103872522B (en) | 2016-08-17 |
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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Granted publication date: 20160817 Termination date: 20210313 |