CN102820587B - Connector - Google Patents
Connector Download PDFInfo
- Publication number
- CN102820587B CN102820587B CN201210263158.9A CN201210263158A CN102820587B CN 102820587 B CN102820587 B CN 102820587B CN 201210263158 A CN201210263158 A CN 201210263158A CN 102820587 B CN102820587 B CN 102820587B
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- China
- Prior art keywords
- plug
- socket
- lock ball
- casing
- ball passage
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- 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.)
- Expired - Fee Related
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The invention relates to a connector. The connector comprises a plug case and a socket case, wherein a connection cap is arranged at the periphery of the plug case; the connection cap has a pressing part/recession part capable of matching with a locking ball location groove to lock/unlock a floating locking ball; the floating locking ball includes an outer protrusion part protruding the circumferential surface of the socket case; a stop stage is arranged on the inner wall of the connection cap in front the recession part, and has a stop surface for stopping the further separation of a plug and a socket in combination with the outer protrusion part when the plug is separated from the socket; a locking ball passage for allowing the locking ball to pass through for unlocking is arranged on the stop stage or between the stop stage and the inner wall of the connection cap; the locking ball passage has an inlet close to the right end and a outlet on the front end; the inlet allows the outer protrusion part to enter the locking ball passage from the stop surface when the connection cap rotates in position; and the outlet is used for extracting the outer protrusion part from the locking ball passage so as to separate the plug and the socket. The connector provided by the invention can prolong the separation time of the plug and the socket.
Description
Technical field
The present invention relates to a kind of connector for high pressure, large electric current.
Background technology
In order to prevent that high pressure, high current connector from producing electric arc while disconnection, jeopardize personal safety, the high-voltage interlocking technology of connector is arisen at the historic moment.Existing connector comprises the plug and socket being locked together by locking mechanism while plugging together, plug comprises socket main contact and the socket signal contacting piece of the plug casing of tubular structure and wherein assembling, socket comprises plug main contact and the plug signal contacting piece of the Socket casing of tubular structure and wherein assembling, wherein plug main contact can be realized being connected of corresponding electric signal with plugging together of socket main contact, and plug signal contacting piece and socket signal contacting piece are for being connected to the control unit interface of main circuit loop relay.The plug stroke of plug signal contacting piece and socket signal contacting piece is less than the plug stroke of plug main contact and socket main contact, and plug stroke refers to and be connected with socket at plug while putting in place, and two to the effective contact length between slotting contact.In the time that plug separates with socket, two signal contacting pieces first separate compared with two main contacts, the power-off of Control main circuit, and then plug main contact separates with socket main contact, so just can avoid two charged separation of main contact, produces electric arc.But the problem that existing this connector exists is: the connector of this plug-in, after locking mechanism release, plug just starts direct disposable separation with socket often, and relay contact approximately needs the time of 10 ~ 15ms from receiving the signal of control unit to thorough port electrical connection, under normal circumstances, because staff pull out force is greater than the separating force of connector, under the effect of acceleration and inertia, the separating rate of plug and socket is very fast, the time interval between separating from two main contacts of two signal contacting piece separating distances is shorter, this time interval may be less than 10 ~ 15ms, the situation of still switching on main contact while therefore existing two main contacts separation, this still has electric arc while just causing two main contacts to separate and produces, personal safety to operating personnel causes a hidden trouble.
The locking mechanism of above-mentioned connector one as disclosed in Chinese patent CN2429925Y " Quick pushed electric connector with ball locking ", electric connector comprises plug casing and Socket casing, the periphery of plug casing is set with attachment cap, between plug casing and attachment cap, be provided with spring, Socket casing is provided with unsteady lock ball, plug casing is provided with the lock ball location notch mating with unsteady lock ball, on attachment cap, have with the lock/release of lock ball location notch float lock ball top splenium/portion steps down.When connection, plug casing and Socket casing are pegged graft, unsteady lock ball on Socket casing is the outer wall to Socket casing by plug casing top first, the lock ball that now floats protrudes from the outer peripheral face of Socket casing, unsteady lock ball just heads on attachment cap and moves after axially,, connect cap insignia and rely on spring during to the lock ball location notch of plug casing along with insertion depth, the float inner side of lock ball of compressing slips in lock ball location notch to reach being connected completely of plug casing and Socket casing; When separation, pinching attachment cap and moving after axially, the lock ball that floats on Socket casing exposes, along with after move, the outer wall of plug casing can eject the unsteady lock ball on Socket casing, plug separates with socket.
Summary of the invention
The object of the present invention is to provide a kind of connector that increases socket and plug disengaging time.
In order to address the above problem, technical scheme of the present invention is:
A kind of connector, comprise that front end is the plug and socket of inserted terminal, plug and socket comprises respectively plug casing and Socket casing, described Socket casing, on plug casing, be respectively equipped with unsteady lock ball, lock ball location notch, the periphery of plug casing rotates that be set with can axially movable attachment cap, on attachment cap, have coordinate with lock ball location notch and lock/release float lock ball top splenium/portion steps down, described unsteady lock ball has the male part that protrudes from described Socket casing outer peripheral face, described attachment cap inwall was provided with block boss before the described portion of stepping down, block boss has for coordinate to stop plug with described male part block in the time that plug separates with socket, socket continues the stopping surface separating, on described block boss or between block boss and attachment cap inwall, be provided with for lock ball and enter the lock ball passage of release, described lock ball passage has and in the time that attachment cap rotate in place, supplies described male part by the feeder connection that enters lock ball passage on stopping surface near rear end, the front end of described lock ball passage has for male part is derived so that plug by lock ball passage, the channel outlet that socket separates.
Plug also comprises the plug main contact and the plug signal contacting piece that are assemblied in plug casing, socket also comprises the socket main contact and the socket signal contacting piece that are assemblied in Socket casing, plugs together spacing in direction described in the time that plug and socket plug together between lock ball and stopping surface and is greater than between described plug signal contacting piece and socket signal contacting piece effectively contact length and is less than the effective contact length between described socket main contact and described plug main contact.
Described in the time that plug and socket plug together, between lock ball location notch and the stopping surface of described block boss, plugging together spacing in direction is greater than between described plug signal contacting piece and socket signal contacting piece effectively contact length and is less than the effective contact length between described socket main contact and described plug main contact.
Described block boss is made up of the annular boss being integrally formed on the inwall of described attachment cap, and described lock ball channel setting is on described annular boss.
Described lock ball passage is made up of the crank slot being connected between the front/rear end of described annular boss, the feeder connection of described lock ball passage is arranged on the rear end face of described annular boss, and the channel outlet of described lock ball passage is arranged on the front end face of described annular boss.
Between described plug casing and attachment cap, be provided with the spring with fore-and-aft direction stroke.
Described lock ball has three, and three lock balls are circumferentially distributed on described socket inserted terminal.
Beneficial effect of the present invention is: in the time that plug and socket need to separate, operating personnel pull plug away from socket, in the time that the unsteady male part of lock ball and the stopping surface block of block boss coordinate, plug and the individual pause interval of having separated of socket, be rotationally connected subsequently cap, when attachment cap rotate in place, the male part of the lock ball that floats enters lock ball passage by feeder connection, the male part of lock ball of floating is afterwards derived by the channel outlet of lock ball passage, and finally completes separating of plug and socket.The separation process of plug and socket has been divided into two processes, two free intervals of interprocedual, this has just increased the disengaging time of plug and socket, by this time interval, can make in use adaptive contact can not produce electric arc, and then ensure the fail safe that plug separates with socket.
When use, in plug casing, pack plug signal contacting piece and plug main contact into, in Socket casing, pack adaptive with it socket signal contacting piece and socket main contact into, the spacing plugging together between lock ball and stopping surface described in when plug and socket plug together in direction is greater than effective contact length between described plug signal contacting piece and socket signal contacting piece and is less than the effective contact length between described socket main contact and described plug main contact, meet after this length requirement, in the time that the unsteady male part of lock ball and the stopping surface block of block boss coordinate, plug signal contacting piece separates with socket signal contacting piece, and plug main contact and socket main contact are still in connection status, now being rotationally connected cap makes the male part of unsteady lock ball enter lock ball passage by feeder connection, the male part of lock ball is derived by the channel outlet of lock ball passage afterwards.In first process, plug signal contacting piece separates with socket signal contacting piece, the relay of corresponding main circuit has been received cut-off signal, now plug and socket main contact still contacts, and separate and hindered, need secondary operation to separate completely, the existence of secondary operation makes relay have sufficient opening time, still may have electric arc to produce while having avoided direct separation, the hidden danger of harm personal safety.
Lock ball passage is made into crank slot form, and along with the rotation of attachment cap, plug main contact also can slowly separate with socket main contact, has fallen slowly the separating rate of plug main contact and socket main contact, also makes plug be more prone to separating of socket.
Brief description of the drawings
Fig. 1 is that in the embodiment of the present invention, plug and socket plug together the structural representation while putting in place;
Fig. 2 is structural representation when male part coordinates with stopping surface block in the embodiment of the present invention;
Fig. 3 is the structural representation of attachment cap in Fig. 1.
Embodiment
The embodiment of connector is as shown in Fig. 1 ~ 3: comprise that front end is plug 1 and the socket 2 of inserted terminal, plug 1 comprises plug casing 15 and is assemblied in plug main contact 11 and the plug signal contacting piece 13 in plug casing 15, and socket 2 comprises Socket casing 7 and is assemblied in socket main contact 12 and the socket signal contacting piece 14 in Socket casing 7.The peripheral, axial anticreep of plug casing 15 be rotatably equipped with attachment cap 4, between the outer wall of the inwall of attachment cap 4 and plug casing 15, be provided with annular gap, the front end of Socket casing 7 inserts the socket inserted terminal in annular gap while having connection, on socket inserted terminal, be circumferentially evenly equipped with three unsteady lock balls 6, the lock ball 6 that floats has the male part that protrudes from Socket casing outer peripheral face.The outer wall of plug casing 15 is provided with and coordinates with each unsteady lock ball 6 location and realize plug 1 and socket 2 and plug together the lock ball location notch 5 of position locking, on attachment cap, have and coordinate with lock ball location notch 5 and lock/release top splenium the 4-1/ of the lock ball 4-2 of portion that steps down that floats, on attachment cap 4, be integrally formed with annular boss 9 in the front of the 4-2 of portion that steps down, the front end of annular boss 9 is provided with at plug 1 stopping surface 8 for coordinating with corresponding male part block during with socket 2 separation, stopping surface 8 is arranged on the front end face of annular boss 9, spacing between lock ball location notch 5 and stopping surface 8 is less than in the time that plug 1 and socket 2 plug together plug main contact 11 is greater than plug signal contacting piece 13 and socket signal contacting piece 14 effective contact length with effective contact length of socket main contact 12.Before annular boss 9, between rear end face, be connected with the lock ball path 10 being formed by crank slot structure of setting corresponding to each unsteady lock ball 6, lock ball path 10 has feeder connection on the rear end face that is arranged at annular boss 9 and is arranged at the channel outlet on the front end face of annular boss 9, after unsteady lock ball 6 is by stopping surface block, attachment cap 4 turns an angle, can make the corresponding lock ball 6 that floats enter lock ball path 10 by feeder connection, then derived by channel outlet, after lock ball is derived by channel outlet, could realize separating of plug 1 and socket 2, wherein plug main contact 11 and the complete separation process of socket main contact 12 can occur in and float lock ball 6 in lock ball path 10 time, also can occur in and float after lock ball 6 derived by channel outlet.Between plug casing 15 and attachment cap 4, be top-loaded with the spring 3 with fore-and-aft direction stroke.
When plug 1 plugs together with socket 2, three unsteady lock balls 6 enter into the 4-2 place of the portion that steps down of attachment cap 4 by corresponding lock ball path 10, plug 1 continues to plug together with socket 2, the male part of each unsteady lock ball 6 coordinates with the portion of stepping down and promotes attachment cap and moves axially, after unsteady lock ball 6 coordinates with lock ball location notch 5 location, the top splenium 4-1 of attachment cap 4 lock ball 6 that will float compresses, thereby realizes the locking that is connected of plug 1 and socket 2.When plug 1 separates with socket 2, pull attachment cap 4, float lock ball 6 by deviating from lock ball location notch 5, plug 1 starts to separate with socket 2, in the time that separation lasts till that plug, socket signal contacting piece disconnect, because the stopping surface 8 of annular boss 9 and the block of the male part of unsteady lock ball 6 coordinate, plug 1 is stopped with separating of socket 2, socket main contact 12 stops with separating of plug main contact 11; Then be rotationally connected cap 4, make three unsteady lock balls 6 find the feeder connection of corresponding lock ball path 10, and skid off along the lock ball path 10 of crank slot shape, now plug 1 separates with plug main contact 11 completely with socket 2, socket main contact 12.Due to socket main contact 12 with 11 separation processes of plug main contact in, the relay of corresponding main circuit has been received cut-off signal, now plug, socket main contact still contact, and separate interrupted, need secondary operation to separate completely, the existence of secondary operation makes relay have sufficient opening time, still may have electric arc to produce while having avoided direct separation, the hidden danger of harm personal safety.Each contact both can pack in corresponding housing before plug casing and Socket casing dispatch from the factory, also can be according to user's needs, and there is user to pack each contact of corresponding adaptation into corresponding housing buying after plug casing and Socket casing.
In other embodiment of this connector, annular boss can also be replaced by the block boss of multiple arcuations, and now lock ball passage can be to be surrounded by adjacent two block boss and the attachment cap between adjacent two block boss; Certainly the number of lock ball can be also one, two, four or more.
Claims (7)
1. a connector, comprise that front end is the plug and socket of inserted terminal, plug and socket comprises respectively plug casing and Socket casing, described Socket casing, on plug casing, be respectively equipped with unsteady lock ball, lock ball location notch, the periphery of plug casing rotates that be set with can axially movable attachment cap, on attachment cap, have coordinate with lock ball location notch and lock/release float lock ball top splenium/portion steps down, it is characterized in that: described unsteady lock ball has the male part that protrudes from described Socket casing outer peripheral face, described attachment cap inwall was provided with block boss before the described portion of stepping down, block boss has for coordinate to stop plug with described male part block in the time that plug separates with socket, socket continues the stopping surface separating, on described block boss or between block boss and attachment cap inwall, be provided with for lock ball and enter the lock ball passage of release, described lock ball passage has and in the time that attachment cap rotate in place, supplies described male part by the feeder connection that enters lock ball passage on stopping surface near rear end, the front end of described lock ball passage has for male part is derived so that plug by lock ball passage, the channel outlet that socket separates, the male part of unsteady lock ball enters lock ball passage by feeder connection, the male part of unsteady lock ball is derived by the channel outlet of lock ball passage afterwards.
2. connector according to claim 1, it is characterized in that: plug also comprises the plug main contact and the plug signal contacting piece that are assemblied in plug casing, socket also comprises the socket main contact and the socket signal contacting piece that are assemblied in Socket casing, plugs together spacing in direction described in the time that plug and socket plug together between lock ball and stopping surface and is greater than between described plug signal contacting piece and socket signal contacting piece effectively contact length and is less than the effective contact length between described socket main contact and described plug main contact.
3. connector according to claim 1, is characterized in that: described in the time that plug and socket plug together, between lock ball location notch and the stopping surface of described block boss, plug together spacing in direction and be greater than between plug signal contacting piece and socket signal contacting piece effectively contact length and be less than the effective contact length between socket main contact and plug main contact.
4. connector according to claim 1, is characterized in that: described block boss is made up of the annular boss being integrally formed on the inwall of described attachment cap, and described lock ball channel setting is on described annular boss.
5. connector according to claim 4, it is characterized in that: described lock ball passage is made up of the crank slot being connected between the front/rear end of described annular boss, the feeder connection of described lock ball passage is arranged on the rear end face of described annular boss, and the channel outlet of described lock ball passage is arranged on the front end face of described annular boss.
6. connector according to claim 1, is characterized in that: between described plug casing and attachment cap, be provided with the spring with fore-and-aft direction stroke.
7. according to the connector described in claim 1 ~ 6 any one, it is characterized in that: described lock ball has three, three lock balls are circumferentially distributed on described socket inserted terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210263158.9A CN102820587B (en) | 2012-07-27 | 2012-07-27 | Connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210263158.9A CN102820587B (en) | 2012-07-27 | 2012-07-27 | Connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102820587A CN102820587A (en) | 2012-12-12 |
| CN102820587B true CN102820587B (en) | 2014-10-22 |
Family
ID=47304525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210263158.9A Expired - Fee Related CN102820587B (en) | 2012-07-27 | 2012-07-27 | Connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102820587B (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103606782B (en) * | 2013-05-28 | 2016-02-03 | 中航光电科技股份有限公司 | Connector and use the connector assembly of this connector |
| CN104332760B (en) * | 2014-08-29 | 2017-08-04 | 中航光电科技股份有限公司 | Floating contact and the connector and connector assembly using the floating contact |
| CN105932480B (en) * | 2016-04-25 | 2018-05-22 | 中航光电科技股份有限公司 | A kind of secondary latch mechanism and the connector using the secondary latch mechanism |
| JP6830013B2 (en) * | 2017-03-07 | 2021-02-17 | モレックス エルエルシー | Connector and connector assembly |
| CN109114340B (en) * | 2017-06-26 | 2021-03-23 | 中航光电科技股份有限公司 | Direct insertion type connector and socket and connecting assembly thereof |
| DE102018109411A1 (en) * | 2018-04-19 | 2019-10-24 | Festool Gmbh | Connectors |
| CN108711710B (en) * | 2018-05-16 | 2020-04-10 | 武汉大学 | Quick connection locking structure |
| CN110556655A (en) * | 2018-05-30 | 2019-12-10 | 中兵航联科技股份有限公司 | High-vibration-resistance waterproof high-power electric connector |
| CN110137742A (en) * | 2019-05-28 | 2019-08-16 | 中航光电科技股份有限公司 | A kind of plug casing and plug |
| CN112563818B (en) * | 2020-12-23 | 2022-05-24 | 四川华丰科技股份有限公司 | Combined connector |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1275252A (en) * | 1997-09-25 | 2000-11-29 | 标准连接器公司 | Connector with integral switch actuating cam |
| CN2429925Y (en) * | 2000-06-15 | 2001-05-09 | 上海华伦仪表电子有限公司 | Quick pushed electric connector with ball locking |
| CN201966360U (en) * | 2010-11-25 | 2011-09-07 | 浙江特拉瓦新能源科技有限公司 | Charging pile electric connector |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM318266U (en) * | 2007-03-29 | 2007-09-01 | Alltop Technology Co Ltd | Terminal structure of power connector |
-
2012
- 2012-07-27 CN CN201210263158.9A patent/CN102820587B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1275252A (en) * | 1997-09-25 | 2000-11-29 | 标准连接器公司 | Connector with integral switch actuating cam |
| CN2429925Y (en) * | 2000-06-15 | 2001-05-09 | 上海华伦仪表电子有限公司 | Quick pushed electric connector with ball locking |
| CN201966360U (en) * | 2010-11-25 | 2011-09-07 | 浙江特拉瓦新能源科技有限公司 | Charging pile electric connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102820587A (en) | 2012-12-12 |
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Legal Events
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141022 Termination date: 20190727 |
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| CF01 | Termination of patent right due to non-payment of annual fee |