CN202159836U - Push-pull type electric connector - Google Patents
Push-pull type electric connector Download PDFInfo
- Publication number
- CN202159836U CN202159836U CN2011202895643U CN201120289564U CN202159836U CN 202159836 U CN202159836 U CN 202159836U CN 2011202895643 U CN2011202895643 U CN 2011202895643U CN 201120289564 U CN201120289564 U CN 201120289564U CN 202159836 U CN202159836 U CN 202159836U
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- Prior art keywords
- plug
- socket
- type electric
- electric connector
- locking positioning
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Abstract
The utility model discloses a push-pull type electric connector, which comprises a round plug and a socket, wherein a plurality of locking positioning keys are arranged on the outer wall of the front end of a casing of the plug, matched key slots are arranged on the inner wall of a casing of the socket, annular slots are arranged on the outer wall of the front end of the casing of the socket, the depth of the annular slots is larger than the thickness of the slot bottom of the key slots, and elastic locking rings are arranged in the annular slots. A locking ring is sleeved on the front portion of the casing of the plug, the inner wall of the locking ring is matched with the outer wall of the casing of the socket, and the elastic locking rings are arranged at the back of the locking positioning keys and covered by the locking ring when the plug is locked tight with the socket in butting mode. The push-pull type electric connector effectively solves problems of poor tension resistance and reliability, complex structure and large processing difficulty existing in the push-pull type electric connector in the prior art, is simple in structure, good in tension resistance and high in reliability, and has high practical value.
Description
Technical field
The utility model relates to a kind of connector, relates in particular to a kind of fast locking and plug-type electric connector that separates of being used for, the quick locking that is specially adapted to cylindrical connector with separate.
Background technology
The locking device of the round electric connector of prior art adopts screw thread or buckle, steel ball locking form mostly; Helicitic texture is that suitable internal thread and external screw thread are set respectively on the shell of plug and socket, utilizes both screwing to reach the purpose of locking-type plug and socket; Buckle structure is that suitable bail and helical form draw-in groove are set respectively on the shell of plug and socket, screws in the purpose that draw-in groove reaches locking-type plug and socket through bail.Preceding two kinds of structures all need the lock sleeve on the rotary connector, not only cause the grafting or the breaking course complex operation effort of plug and socket, and the occasion use that rotary manipulation limits at some installing spaces, requires to plug together fast with separating is very limited.The back is a kind of need evenly to process steel ball hole on the circular housing circumference; And steel ball placed turn over riveting in the hole; Required precision to hole processing is very high, and it is also high to turn over the riveting required precision, particularly to the product of coating requirement is arranged; Follow-up turn over the corrosion resistance that riveting also destroys coating easily, so production cost of products is just than higher.Open day is on September 28th, 2005; Publication number is that the Chinese patent file of CN2729951 discloses quick Pushpulll locking of a kind of ball-type and release electric connector; It is the basis with the electric connector structure of routine; Between the overcoat of plug portion and plug body, spring is set, and the butt end of the butt end, forward position of plug body and jack housing is provided with groove respectively, the plug body groove is provided with ball.Promote the overcoat of plug portion during operation, make length of spring compressed, ball can move along the radial direction of plug body.When ball is snapped into the groove on the jack housing, ball just can not be again in the motion in the radial direction of plug body, thereby guarantee the quick locking of electric connector.This plug-type connector adopts steel ball locking, structure more complicated.Open day is on August 11st, 2010; Publication number is that the Chinese patent file of CN201549726 discloses a kind of small-sized plug-type cylindrical connector; Comprise connector plug and connector body; Said connector plug comprise pin insulator in plug body of plug body, coaxial package, laterally be installed in the inner a plurality of jack connectors of pin insulator, be sleeved on middle side part plug body outside the bullet cover and about promote to drive simultaneously the push-and-pull cover of bullet cover contraction distortion, push-and-pull cover and bullet cover are used the plug-type retaining mechanism of composition; Connector body comprise jack housing, coaxial package in jack housing the socket insulator and be installed in the inner a plurality of contact pins of socket insulator.The connector construction of this structure is complicated, difficulty of processing is big, locking bullet cover does not have damping locking device, and tensile strength is low.
The utility model content
Problems such as the utility model is poor for the resistance to tension that the plug-type electric connector that solves prior art exists, reliability is low and complex structure, difficulty of processing be big, provide a kind of simple in structure, resistance to tension strong, the plug-type electric connector of good reliability.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: a kind of plug-type electric connector, comprise circular plug and socket, and be respectively equipped with plug cavity and socket cavity in the shell of plug and socket; Be provided with in said plug cavity and the socket cavity and adaptive each other contact rightly, the front end outer wall of described plug body is provided with some locking positioning keys, and the inwall of described jack housing is provided with and the suitable keyway of said locking positioning key; The front end outer wall of jack housing is provided with cannelure; The degree of depth of cannelure is provided with the snap lock collar greater than the thickness of said keyway bottom land in the cannelure, the length that the cross section of snap lock collar directly makes progress at socket is greater than the thickness of said keyway bottom land; The shell front portion of said plug also is arranged with sliding sleeve; The front end of sliding sleeve is a lock ring, and the rear end is provided with spring cavity, is provided with the positive stop lug boss that protrudes from the sliding sleeve inwall between lock ring and the spring cavity; The inwall of lock ring and the outer wall of said jack housing are suitable; Be provided with spring in the spring cavity, an end and the positive stop lug boss of said spring contact, and the other end contacts on the retainer ring that is provided with on the plug body; When tight, described snap lock collar is positioned at the rear portion of locking positioning key and is covered by the lock ring on the sliding sleeve to mortise lock for plug and socket.When plug and socket began to peg graft, the locking positioning key inserted keyway, because the degree of depth of cannelure is greater than the thickness of said keyway bottom land; The length that the cross section of snap lock collar directly makes progress at socket is also greater than the thickness of said keyway bottom land, so the collar of part snap lock falls in the keyway, when the locking positioning key is run into snap lock collar elasticity; The snap lock collar is stressed magnifies, so the locking positioning key can pass the snap lock collar, because the locking positioning key only is arranged on the front end of plug body; Therefore the locking positioning key passes the effect down recovery of back snap lock collar at self elastic force; After plug and socket were pegged graft and accomplished, the sliding sleeve lock ring on the plug covered the snap lock collar, and this moment is if extract plug from socket; Because snap lock collar outer side covers lock ring; Therefore the snap lock collar can't be opened, and the locking positioning key can't pass in the snap lock collar and break away from keyway, so plug and socket are in locking state.When plug need separate with socket, the sliding sleeve on the plug is pulled back, make the lock ring of sliding sleeve partly leave the snap lock collar, like this, the snap lock collar just can be opened, and the locking positioning key can pass the snap lock collar, and plug just can be pulled up from socket.
As preferably, described locking positioning key is 3 to 5, non-homogeneous layout on the front end outer wall of plug body.For have a plurality of contacts concerning connector, non-homogeneous layout or locking positioning key have the effect of anti-mis-insertion, can avoid contacting right incorrect link, prevent the accident that incorrect link causes.In addition, also can adopt the locking positioning key of different in width to accomplish anti-misplug function.
As preferably, the afterbody of said plug body and jack housing is equipped with hood, and hood all is threaded with plug body or jack housing.
As preferably, described snap lock collar is the cirque structure that is provided with breach, and the arc length of breach is percent 2.5 to percent 5 of an annulus girth, and the cross section of snap lock collar is circular, ellipse or rectangle.The annular snap lock collar that has breach is simple in structure, easy to process.
As preferably, said locking positioning key is trapezium structure, and the angle of the inclined-plane, both sides of trapezium structure and the central axis of plug-type electric connector is 30 to 45 degree.The angle of the central axis of inclined-plane, both sides and plug-type electric connector is too small; Resistance to tension behind the connector locking will reduce; The angle of the central axis of inclined-plane, both sides and plug-type electric connector is excessive, and the separating difficulty of connector strengthens, and 30 to 45 degree are optimal selection.
As preferably, the rectangular structure of the cross section of cannelure, when tight, the plane, center line place of said cannelure is positioned at the terminal part of locking positioning key rear ramped surface to mortise lock for plug and socket.
As alternative dispensing means, the rectangular structure of locking positioning key, the rectangular structure of the cross section of cannelure, when tight, the downside cell wall of said cannelure overlaps with locking positioning key back step face to mortise lock for plug and socket.Plug and socket are to mortise lock when tight; The downside cell wall of cannelure overlaps with locking positioning key back step face; Like this, can contact between the longitudinal sliding motion that possibly occur be controlled at minimum degree, the downside cell wall here is meant the cannelure cell wall near socket hood one side.
As preferably, the contact in the plug cavity is sleeve or lock pin, and the contact in the socket cavity is lock pin or sleeve, and the head of lock pin is provided with insulation system.Contact in the plug cavity and contact in the socket cavity be mutual adaptive contact right.
The beneficial effect of the utility model is: it has solved effectively that the resistance to tension that the plug-type electric connector of prior art exists is poor, reliability is low and complex structure, problem that difficulty of processing is big; The utility model is simple in structure; Resistance to tension is good, reliability is high, has very high practical value.
Description of drawings
Fig. 1 is a kind of structure cutaway view of the plug-type electrical connector plug of the utility model;
Fig. 2 is a kind of cross-sectional structure sketch map of the plug-type electrical connector plug of the utility model;
Fig. 3 is a kind of structure cutaway view of the plug-type electric connector socket of the utility model;
Fig. 4 is a kind of cross-sectional structure sketch map of the plug-type electric connector socket of the utility model;
Fig. 5 is a kind of structural representation of the plug-type electric connector inserting state of the utility model;
Fig. 6 is a kind of structural representation of the plug-type electric connector inserting state of the utility model;
Fig. 7 is a kind of structural representation of the plug-type electric connector inserting state of the utility model;
Fig. 8 is a kind of structural representation of the plug-type electric connector snap lock of the utility model collar.
Embodiment
Pass through embodiment below, and combine accompanying drawing that the embodiment of the utility model technical scheme is further described.
In Fig. 1, embodiment 1 shown in Figure 3; A kind of plug-type electric connector comprises circular plug and socket, is respectively equipped with plug cavity and socket cavity in the shell of plug and socket; Be provided with in said plug cavity and the socket cavity adaptive each other contact right; Wherein the contact in the plug cavity is a sleeve 13, and the contact in the socket cavity is a lock pin 14, and the head of lock pin is provided with insulation system 15.The front end outer wall of described plug body 1 is provided with the locking positioning key 3 of 3 non-homogeneous layouts; Wherein the left side is a wide key; The right side is 2 narrow key (see figure 2)s; The locking positioning key is trapezium structure, and the angle of the inclined-plane, front side of trapezium structure and the central axis of plug-type electric connector is 30 degree, and the angle of the central axis of rear side inclined-plane and plug-type electric connector is 45 degree.The inwall of described jack housing 2 is provided with keyway 4 (see figure 4)s suitable with said locking positioning key, and the front end outer wall of jack housing is provided with the cannelure 6 that cross section is a rectangle, and the degree of depth of cannelure is greater than the thickness of said keyway bottom land; Be provided with cross section in the cannelure and be circular snap lock collar 5, described snap lock collar is the cirque structure that is provided with breach, and wherein the arc length of barbed portion is percent 3 (see figure 8)s of whole annulus girth; The cross-sectional diameter of snap lock collar is greater than the thickness of said keyway bottom land; The shell front portion of said plug also is arranged with sliding sleeve, and the front end of sliding sleeve is a lock ring 7, and the rear end is provided with spring cavity 8; Be provided with the positive stop lug boss 9 that protrudes from the sliding sleeve inwall between lock ring and the spring cavity; The inwall of lock ring and the outer wall of said jack housing are suitable, are provided with spring 11 in the spring cavity, and an end and the positive stop lug boss of said spring contact; The other end contacts on the retainer ring that is provided with on the plug body 10; When tight, plane, the center line of said cannelure place is positioned at the terminal part of locking positioning key rear ramped surface to mortise lock for plug and socket, and described snap lock collar is positioned at the rear portion of locking positioning key and is covered by the lock ring on the sliding sleeve.Be equipped with insulator 16 between said plug body and jack housing and the contact, the afterbody of plug body and jack housing is equipped with hood 12, and hood all is threaded with plug body or jack housing.
The locking positioning key of embodiment 2 is a rectangular configuration, and the contact in the plug cavity is a lock pin, and the contact in the socket cavity is a sleeve, and all the other are identical with embodiment 1.
The course of work of the utility model is following: when plug and socket began to peg graft, the locking positioning key inserted keyway (seeing Fig. 5, Fig. 6), because the degree of depth of cannelure is greater than the thickness of said keyway bottom land; The length that the cross section of snap lock collar directly makes progress at socket is also greater than the thickness of said keyway bottom land, so the collar of part snap lock falls in the keyway, when the locking positioning key is run into snap lock collar elasticity; The snap lock collar is stressed magnifies, so the locking positioning key can pass the snap lock collar, because the locking positioning key only is arranged on the front end of plug body; Therefore the locking positioning key passes the effect down recovery of back snap lock collar at self elastic force; After plug and socket were pegged graft and accomplished, the sliding sleeve lock ring on the plug covered snap lock collar (see figure 7), and this moment is if extract plug from socket; Because snap lock collar outer side covers lock ring; Therefore the snap lock collar can't be opened, and the locking positioning key can't pass in the snap lock collar and break away from keyway, so plug and socket are in locking state.When plug need separate with socket, the sliding sleeve on the plug is pulled back, make the lock ring of sliding sleeve partly leave the snap lock collar, like this, the snap lock collar just can be opened, and the locking positioning key can pass the snap lock collar, and plug just can be pulled up from socket.
Claims (8)
1. a plug-type electric connector comprises circular plug and socket, is respectively equipped with plug cavity and socket cavity in the shell of plug and socket; Be provided with in said plug cavity and the socket cavity and adaptive each other contact rightly, it is characterized in that: the front end outer wall of described plug body (1) is provided with some locking positioning keys (3), and the inwall of described jack housing (2) is provided with the keyway (4) suitable with said locking positioning key; The front end outer wall of jack housing is provided with cannelure (6); The degree of depth of cannelure is provided with snap lock collar (5) greater than the thickness of said keyway bottom land in the cannelure, the length that the cross section of snap lock collar directly makes progress at socket is greater than the thickness of said keyway bottom land; The shell front portion of said plug also is arranged with sliding sleeve; The front end of sliding sleeve is lock ring (7), and the rear end is provided with spring cavity (8), is provided with the positive stop lug boss (9) that protrudes from the sliding sleeve inwall between lock ring and the spring cavity; The inwall of lock ring and the outer wall of said jack housing are suitable; Be provided with spring (11) in the spring cavity, an end and the positive stop lug boss of said spring contact, and the other end contacts on the retainer ring that is provided with on the plug body (10); When tight, described snap lock collar is positioned at the rear portion of locking positioning key and is covered by the lock ring on the sliding sleeve to mortise lock for plug and socket.
2. plug-type electric connector according to claim 1 is characterized in that: described locking positioning key is 3 to 5, non-homogeneous layout on the front end outer wall of plug body.
3. plug-type electric connector according to claim 1 is characterized in that: the afterbody of said plug body and jack housing is equipped with hood (12), and hood all is threaded with plug body or jack housing.
4. plug-type electric connector according to claim 1; It is characterized in that: described snap lock collar is the cirque structure that is provided with breach; The arc length of breach is percent 2.5 to percent 5 of an annulus girth, and the cross section of snap lock collar is circular, ellipse or rectangle.
5. plug-type electric connector according to claim 1 is characterized in that: said locking positioning key is trapezium structure, and the angle of the inclined-plane, both sides of trapezium structure and the central axis of plug-type electric connector is 30 to 45 degree.
6. plug-type electric connector according to claim 5 is characterized in that: when tight, plane, the center line of said cannelure place is positioned at the terminal part of locking positioning key rear ramped surface to mortise lock for the rectangular structure of the cross section of cannelure, plug and socket.
7. plug-type electric connector according to claim 1; It is characterized in that: the rectangular structure of said locking positioning key; When tight, the downside cell wall of said cannelure overlaps with locking positioning key back step face to mortise lock for the rectangular structure of the cross section of cannelure, plug and socket.
8. according to claim l or 2 or 3 or 4 or 5 or 6 or 7 described plug-type electric connectors; It is characterized in that: the contact in the plug cavity is sleeve (13) or lock pin; Contact in the socket cavity is lock pin (14) or sleeve, and the head of lock pin is provided with insulation system (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202895643U CN202159836U (en) | 2011-08-11 | 2011-08-11 | Push-pull type electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202895643U CN202159836U (en) | 2011-08-11 | 2011-08-11 | Push-pull type electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202159836U true CN202159836U (en) | 2012-03-07 |
Family
ID=45767459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202895643U Expired - Lifetime CN202159836U (en) | 2011-08-11 | 2011-08-11 | Push-pull type electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202159836U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102651524A (en) * | 2012-04-18 | 2012-08-29 | 中航光电科技股份有限公司 | Pulling-resisting push-pull locking plug and electric connector assembly adopting same |
| CN103050840A (en) * | 2012-12-26 | 2013-04-17 | 中航光电科技股份有限公司 | Anti-decoding plug and electric connector component using same |
| CN103594866A (en) * | 2013-11-21 | 2014-02-19 | 浙江中杭电子有限公司 | Rapid locking-disengaging coupling element |
| CN104241966A (en) * | 2014-09-23 | 2014-12-24 | 四川永贵科技有限公司 | Push-pull type electric connector with secondary locking |
| CN105305158A (en) * | 2015-12-03 | 2016-02-03 | 上海航天科工电器研究院有限公司 | Rapid locking mechanism for connector |
| CN107039835A (en) * | 2017-05-03 | 2017-08-11 | 中国核动力研究设计院 | A kind of safe level electrical cnnector of use multi-sealing structure |
| CN109217021A (en) * | 2017-06-29 | 2019-01-15 | 中航光电科技股份有限公司 | A kind of pin connector and push-pull connector component |
| CN109244721A (en) * | 2018-09-25 | 2019-01-18 | 深圳市申瑞达科技有限公司 | A kind of industrial connector |
| CN111641078A (en) * | 2020-05-26 | 2020-09-08 | 顺科新能源技术股份有限公司 | Elastic sheet locking type push-pull self-locking connector |
| CN111641080A (en) * | 2020-05-26 | 2020-09-08 | 顺科新能源技术股份有限公司 | Spring plate locking type push-pull connector |
| CN112999014A (en) * | 2021-02-25 | 2021-06-22 | 上海势登坡智能科技有限公司 | Structural design of hand sleeve of soft hand function rehabilitation robot |
-
2011
- 2011-08-11 CN CN2011202895643U patent/CN202159836U/en not_active Expired - Lifetime
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102651524A (en) * | 2012-04-18 | 2012-08-29 | 中航光电科技股份有限公司 | Pulling-resisting push-pull locking plug and electric connector assembly adopting same |
| CN102651524B (en) * | 2012-04-18 | 2014-09-10 | 中航光电科技股份有限公司 | Pulling-resisting push-pull locking plug and electric connector assembly adopting same |
| CN103050840A (en) * | 2012-12-26 | 2013-04-17 | 中航光电科技股份有限公司 | Anti-decoding plug and electric connector component using same |
| CN103050840B (en) * | 2012-12-26 | 2015-09-23 | 中航光电科技股份有限公司 | A kind of anti-electric coupler component explained plug by oneself and use this plug |
| CN103594866A (en) * | 2013-11-21 | 2014-02-19 | 浙江中杭电子有限公司 | Rapid locking-disengaging coupling element |
| CN103594866B (en) * | 2013-11-21 | 2015-08-26 | 浙江中杭电子有限公司 | The coupling element of a kind of quick locking, separation |
| CN104241966A (en) * | 2014-09-23 | 2014-12-24 | 四川永贵科技有限公司 | Push-pull type electric connector with secondary locking |
| CN105305158A (en) * | 2015-12-03 | 2016-02-03 | 上海航天科工电器研究院有限公司 | Rapid locking mechanism for connector |
| CN107039835A (en) * | 2017-05-03 | 2017-08-11 | 中国核动力研究设计院 | A kind of safe level electrical cnnector of use multi-sealing structure |
| CN107039835B (en) * | 2017-05-03 | 2019-01-08 | 中国核动力研究设计院 | A kind of safety level electrical cnnector using multi-sealing structure |
| CN109217021A (en) * | 2017-06-29 | 2019-01-15 | 中航光电科技股份有限公司 | A kind of pin connector and push-pull connector component |
| CN109244721A (en) * | 2018-09-25 | 2019-01-18 | 深圳市申瑞达科技有限公司 | A kind of industrial connector |
| CN111641078A (en) * | 2020-05-26 | 2020-09-08 | 顺科新能源技术股份有限公司 | Elastic sheet locking type push-pull self-locking connector |
| CN111641080A (en) * | 2020-05-26 | 2020-09-08 | 顺科新能源技术股份有限公司 | Spring plate locking type push-pull connector |
| CN112999014A (en) * | 2021-02-25 | 2021-06-22 | 上海势登坡智能科技有限公司 | Structural design of hand sleeve of soft hand function rehabilitation robot |
| CN112999014B (en) * | 2021-02-25 | 2023-09-08 | 上海希润医疗器械有限公司 | Structural design of glove of robot for soft hand function rehabilitation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120307 |