CN203445297U - Connector, connector assembly and locking structure thereof - Google Patents
Connector, connector assembly and locking structure thereof Download PDFInfo
- Publication number
- CN203445297U CN203445297U CN201320607923.4U CN201320607923U CN203445297U CN 203445297 U CN203445297 U CN 203445297U CN 201320607923 U CN201320607923 U CN 201320607923U CN 203445297 U CN203445297 U CN 203445297U
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- lock dog
- horizontal lock
- locking
- locking structure
- guide surface
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Abstract
Disclosed are a connector, a connector assembly and a locking structure thereof. The locking structure includes an outer member provided with a first lateral locking piece and an inner member provided with a second lateral locking piece. The first lateral locking piece is provided with a rear inclined guide surface and a front vertical locking surface, and the second lateral locking piece is provided with a front inclined guide surface and a rear vertical locking surface. The inner member and the outer member are capable of relative motion in a locking direction, so that the front inclined guide surface of the second lateral locking piece slides over the rear inclined guide surface of the first lateral locking piece until the rear vertical locking surface of the second lateral locking piece is in abutting joint with the front vertical locking surface of the first lateral locking piece. At least the front inclined guide surface of the second lateral locking piece or the rear inclined guide surface of the first lateral locking piece is provided with a top edge inclining to a matched outer surface or inner surface. According to the utility model, the locking structure effectively reduces the overturn couple the inner member suffers in the locking process, thereby reducing the possibility of the inner member to accidentally pop or jump out of the outer member.
Description
Technical field
The utility model relates in general to a kind of connector or connector assembly; Be specifically related to the locking structure using in connector or connector assembly.
Background technology
In connector, generally need stationary terminal.Terminal assemblies first pre-fixes in connector shell by a lock construction conventionally, and then completes final fix of splicing ear in connector shell by secondary lock construction.Lock construction comprises the exterior part that is arranged on connector shell and is arranged on the inner part on secondary lock assembly, and inner part and exterior part lock together (being that inner part is locked in exterior part to a certain extent or along certain direction) by the form fit of the lock piece that arranges respectively on it.
Fig. 1, Fig. 1 a and Fig. 1 b show a kind of locking structure (or system), and this locking structure or system comprise exterior part 100 and inner part 200.Exterior part 100 and inner part 200 can be along the locking direction of motion relative motions as arrow indication in Fig. 1.Exterior part 100 have upper and lower two to joining inner surface 110, on it, be respectively arranged with the first horizontal lock dog 120.Shown in the first horizontal lock dog 120 all along extending joining the Width of inner surface 110.Each first horizontal lock dog 120 has rear-inclined guide surface 121 and front vertical locking face 122.Inner part 200 has mutually deviate from two to joining outer surface 210, is respectively arranged with the second horizontal lock dog 220 on it.Shown in the second horizontal lock dog 220 same along extending joining the Width of outer surface 210.Each second horizontal lock dog 220 has top rake guide surface 221 and rear vertical locking face 222.Guide surface 121 and guide surface 221 are parallel to each other or have identical gradient.
In locking process, between the guide surface 121 of the first horizontal lock dog 120 and the second horizontal lock dog 220 correspondences and guide surface 221, will produce resistance; This drag effect is being in contact with one another guide surface 121 and guide surface 221 center, direction and the coupling mechanism force opposite direction of part.Because this resistance is common and coupling mechanism force is not coplanar, therefore in locking process, can on inner part 200, produce upset couple, cause the relative exterior part 100 of inner part 200 to overturn, easily from exterior part 100, eject or jump out.
Foregoing is only in order conveniently to understand the utility model and to meet Patent Law related request and make, and do not mean that the content of this part is prior art.
Utility model content
One of the purpose of this utility model is to provide a kind of locking structure or system, and it can overcome certain or some problem of mentioning in above-mentioned background technology part.
According to locking structure of the present utility model, comprising:
Exterior part, has joining inner surface, exterior part to joining on inner surface, be provided with the first horizontal lock dog, the first horizontal lock dog has rear-inclined guide surface and front vertical locking face; And
Inner part, have joining outer surface, inner part to joining, on outer surface, be provided with the second horizontal lock dog, the second horizontal lock dog has top rake guide surface and rear vertical locking face, inner part is relative movable (or can be movable relatively) with exterior part in locking direction, so that the top rake guide surface of the second horizontal lock dog slips over the rear-inclined guide surface of the first horizontal lock dog, until the front vertical locking face of the rear vertical locking face docking first horizontal lock dog of the second horizontal lock dog,
Wherein, in the rear-inclined guide surface of the top rake guide surface of at least the second horizontal lock dog and the first horizontal lock dog has and favours joining outer surface or to joining the top margin of inner surface.
In a preferred embodiment of the present utility model, in the rear-inclined guide surface of the top rake guide surface of at least the second horizontal lock dog and the first horizontal lock dog is triangular in shape.
In a preferred embodiment of the present utility model, one at least the second horizontal lock dog and the first horizontal lock dog also comprises the end face that has a down dip, have a down dip in the top rake guide surface of end face and the described at least the second horizontal lock dog and the rear-inclined guide surface of the first horizontal lock dog one intersects, and forms and favours joining outer surface or to joining the inclination top margin of inner surface.Under optimum condition, the end face that has a down dip is arranged on the second horizontal lock dog, and intersects with the rear vertical locking face of the second horizontal lock dog; The rear vertical locking face of the second horizontal lock dog is triangular in shape.Preferably, the locking direction of parts is vertical outside for the rear vertical locking face of the second horizontal lock dog and inner part.
In a preferred embodiment of the present utility model, at least one and the inner part locking direction out of plumb of parts outside in the front vertical locking face of the rear vertical locking face of the second horizontal lock dog and the first horizontal lock dog.Under optimum condition, the rear vertical locking face of the second horizontal lock dog is not parallel to each other mutually with the front vertical locking face of the first horizontal lock dog.In this case, the front vertical locking face of the rear vertical locking face of the second horizontal lock dog and the first horizontal lock dog forms the angle that is less than 15 °.
In a specific embodiment of the present utility model, the rear-inclined guide surface of the first horizontal lock dog is parallel to the top rake guide surface of the second horizontal lock dog.
In another specific embodiment of the present utility model, the front vertical locking face of the first horizontal lock dog and the inner part outside direction of motion in parts are vertical.In this case, the rear vertical locking of the second horizontal lock dog is facing to the inner side deflection of exterior part.Preferably, the height of the rear vertical locking face of the second horizontal lock dog diminishes continuously from outside to inner side.
In a preferred embodiment of the present utility model, front vertical locking face and the rear-inclined guide surface of the first horizontal lock dog are rectangle plane.
In a preferred embodiment of the present utility model, exterior part and the first horizontal lock dog are integrated molded, and inner part and the second horizontal lock dog are integrated molded.
In a preferred embodiment of the present utility model, exterior part have two relative to joining inner surface, each is provided with the first horizontal lock dog to joining on inner surface; Inner part have two deviate from mutually to joining outer surface, each is provided with the second horizontal lock dog to joining on outer surface.
In a preferred embodiment of the present utility model, the first horizontal lock dog protrudes from joining inner surface setting, and the second horizontal lock dog is depressed in joining outer surface setting.
The utility model also provides a kind of connector, it comprises: connector shell, be plugged on the secondary lock assembly in connector shell, and above-mentioned locking structure, wherein the exterior part of locking structure is arranged on connector shell, and the inner part of locking structure is arranged on secondary lock assembly.
The utility model also provides a kind of connector, and it comprises: the first connector, with the first connector to second connector of joining, and above-mentioned locking structure; Wherein the exterior part of locking structure is arranged on the first connector, and the inner part of locking structure is arranged on the second connector.
Locking structure of the present utility model has effectively reduced the upset couple that inner part is subject in locking process, thereby reduce, inner part is unexpected from exterior part to be ejected or jump out.
Accompanying drawing explanation
Fig. 1 shows a kind of locking structure;
Fig. 1 a is the perspective view of the exterior part of locking structure shown in Fig. 1;
Fig. 1 b is the perspective view of the inner part of locking structure shown in Fig. 1;
Fig. 2 is according to the perspective view of locking structure exterior part of the present utility model;
Fig. 3 is according to the perspective view of locking structure inner part of the present utility model;
Fig. 4 a is according to the perspective view of locking structure inner part in another embodiment of the utility model;
Fig. 4 b is the enlarged drawing of the horizontal lock dog of second on inner part shown in Fig. 4 a;
Fig. 5 a is according to the perspective view of locking structure inner part in the another embodiment of the utility model;
Fig. 5 b is the enlarged drawing of the horizontal lock dog of second on inner part shown in Fig. 5 a;
Fig. 6 a shows the connector with the utility model locking structure; And
Fig. 6 b is the partial enlarged drawing of Fig. 6 a.
Embodiment
Below in conjunction with accompanying drawing, describe locking structure of the present utility model in detail.It will be appreciated by those skilled in the art that the embodiment the following describes is only to exemplary illustration of the present utility model, but not for it being made to any restriction.
Shown in locking structure of the present utility model and Fig. 1, Fig. 1 a and Fig. 1 b, locking structure is similar, also comprises exterior part 100 and inner part 200.Exterior part 100 and inner part 200 can be along the locking direction relative motions as arrow indication in Fig. 2.Exterior part 100 have substrate 101 and from substrate 101, stretch out up and down two be generally plane to joining inner surface 110, on it, be respectively arranged with the first horizontal lock dog 120.The first horizontal lock dog 120 all, to joining horizontal expansion on inner surface 110, is vertically locked direction and is extended.Each first horizontal lock dog 120 has rear-inclined guide surface 121 and front vertical locking face 122.Rear-inclined guide surface 121 is parallel with the bearing of trend of the first horizontal lock dog 120.Front vertical locking face 122, perpendicular to the direction of inner part 200 and exterior part 100 relative motions, is locked direction.In the illustrated embodiment of Fig. 1-3, the direction of motion of inner part 200 relative exterior parts 100 is for from right to left.
As shown in FIG., the top rake guide surface 221 of the second horizontal lock dog 220 has and favours joining the inclination top margin 223 of outer surface 210.Inclination top margin 223 has a summit 224.In a preferred embodiment, the inclination top margin 223 of the second horizontal lock dog 220 intersects joining outer surface 210 with inner part 200, and the top rake guide surface 221 of the second horizontal lock dog 220 is triangular in shape.
In the locking process of parts 100 and inner part 200, rear-inclined guide surface 121 motions of the top rake guide surface 221 relative first horizontal lock dog 120 of the second horizontal lock dog 220, produce the resistance with coupling mechanism force opposite direction therebetween outside.Due to the shape of the above-mentioned second horizontal lock dog 220 top rake guide surfaces 221, this resistance in locking process gradually to summit 224 translations of inclination top margin 223, thereby reduce gradually the upset couple that produces on inner part 200.
In embodiment as shown in Figures 2 and 3, the rear vertical locking face 222 of the second horizontal lock dog 220 is not orthogonal to the locking direction of inner part 200 and exterior part 100, but outward the inner side of parts 100 or outward substrate 101 1 lateral deviations of parts 100 turn certain angle, deflection angle is not more than 15 ° conventionally.In any case deflection, the rear vertical locking face 222 of the second horizontal lock dog 220 still keeps with vertical to joining outer surface 210.Therefore the height of the rear vertical locking face 222 of the second horizontal lock dog 220 also diminishes from outside to inner side continuously.
In the above-described embodiments, the top rake guide surface 221 of the second horizontal lock dog 220 intersects with rear vertical locking face 222, forms the inclination top margin 223 of the second horizontal lock dog 220.The second horizontal lock dog 220 has the triangular cross-sectional shape that outside-in reduces gradually.The rear vertical locking face 222 of the second horizontal lock dog 220 is triangular in shape.
In Fig. 2 and 3 illustrated embodiments, the top rake guide surface 221 of the second horizontal lock dog 220 is parallel with the rear-inclined guide surface 121 of the first horizontal lock dog 120.Like this, at inner part shown in Fig. 2 200 outside in parts 100 from right to left in the mobile locking process of (or forward), the top rake guide surface 221 of the second horizontal lock dog 220 can steadily slip over the first horizontal lock dog 120 rear-inclined guide surface 121 until the front vertical locking face 122(of the rear vertical locking face 222 docking first horizontal lock dogs 120 of the second horizontal lock dog 220 as shown in Figure 3).
Under lockup state shown in Fig. 3, due to the rear vertical locking face 222 of the second horizontal lock dog 220 and the front vertical locking face of the first horizontal lock dog 120 122 not parallel (being formed with as mentioned above the angle that is less than 15 °), be only that just dock or against front vertical locking face 122 in the outside of rear vertical locking face 222.
At Fig. 4 a, Fig. 4 b, Fig. 5 a, and in the embodiment shown in Fig. 5 b, the second horizontal lock dog 220 also comprises a sloped top face 225.The top rake guide surface 221 of sloped top face 225 and the second horizontal lock dog 220 intersects, and forms and favours joining the inclination top margin 223 of outer surface 210.Sloped top face 225 intersects with the rear vertical locking face 222 of the second horizontal lock dog 220.In the example as shown in Fig. 4 a and Fig. 4 b, sloped top face 225 is joined outer surface 210 with 200 pairs of inner parts and is intersected.The rear vertical locking face 222 of the second horizontal lock dog 220 is triangular in shape.As shown in Fig. 5 a and Fig. 5 b, sloped top face 225 is joined outer surface 210 with 200 pairs of inner parts also can be non-intersect.In a preferred embodiment, the rear vertical locking face 222 of the second horizontal lock dog 220 is perpendicular to the locking direction of inner part 200 and exterior part 100.Therefore,, in lock position, the rear vertical locking face 222 of the second horizontal lock dog 220 is in contact with one another laminating with the front vertical locking face 122 of the first horizontal lock dog 120, can keep stable lockup state.
The shape that above embodiment illustrated and described the first horizontal lock dog 120 of exterior part 100 (for example remains unchanged, its shape of cross section is always constant right-angled triangle), by being suitably out of shape, the second horizontal lock dog 220 of inner part 200 effectively prevents that inner part 200 relative exterior part 100 in locking process from overturning or jumping out.But it will be appreciated by those skilled in the art that, also can make the shape of the second horizontal lock dog 220 of inner part 200 (for example remain unchanged, its shape of cross section is always constant right-angled triangle), and by making the first horizontal lock dog 120 corresponding deformations of exterior part 100 effectively prevent that inner part 200 relative exterior part 100 in locking process from overturning or jumping out.In fact, as long as be said structure one of in the second horizontal lock dog 220 and the first horizontal lock dog 120.
For convenient, manufacture, exterior part 100 and the first horizontal lock dog 120 are can Integral mold molded, and it is molded that inner part 200 and the second horizontal lock dog 220 equally can Integral molds.
As shown in Fig. 1 a and Fig. 1 b, the first horizontal lock dog 120 protrudes from and arranges joining inner surface 110, and the second horizontal lock dog 220(is at least part of) be depressed in joining outer surface 210 settings.In other words, the first horizontal lock dog 120 is as formed joining additional materials on inner surface 110, and the second horizontal lock dog 220 is as removed part material on outer surface 210 and forming joining.This structure is convenient to inner part 200 and in parts 100, is locked slip outside.
Locking structure of the present utility model can have multiple application, for example, be applied on connector.As shown in Fig. 6 a and 6b, this connector can comprise: connector shell 1, be plugged on the secondary lock assembly (not specifically illustrating) in connector shell 1, and above-mentioned locking structure.In connector of the present utility model, the exterior part 100 of locking structure can be arranged on connector shell, and 200 of the inner parts of locking structure can be arranged on secondary lock assembly.
Locking structure of the present utility model can also be applied to such connector assembly, and it comprises: the first connector (not specifically illustrating), with the first connector to second connector (not specifically illustrating equally) of joining, and above-mentioned locking structure.In connector assembly of the present utility model, the exterior part 100 of locking structure can be arranged on the first connector, and 200 of the inner parts of locking structure can be arranged on the second connector.
In the utility model, direction term " front " and " afterwards " are that the locking direction of motion of inner part 200 relative exterior parts 100 is front for locking direction; " laterally ", " side direction " or " Width " refer to the horizontal direction vertical with locking direction; " inner side " and " outside " is for the substrate 101 of exterior part 100, near substrate 101 1 sides, is inner side; " vertical plane " refers to the plane perpendicular to horizontal plane in figure; If no special instructions, "up" and "down" typically refers to direction as shown.
Claims (18)
1. locking structure, comprising:
Exterior part, has joining inner surface, exterior part to joining on inner surface, be provided with the first horizontal lock dog, the first horizontal lock dog has rear-inclined guide surface and front vertical locking face; And
Inner part, have joining outer surface, inner part to joining, on outer surface, be provided with the second horizontal lock dog, the second horizontal lock dog has top rake guide surface and rear vertical locking face, inner part is relative movable with exterior part in locking direction, so that the top rake guide surface of the second horizontal lock dog slips over the rear-inclined guide surface of the first horizontal lock dog, until the front vertical locking face of the rear vertical locking face docking first horizontal lock dog of the second horizontal lock dog,
It is characterized in that, in the rear-inclined guide surface of the top rake guide surface of at least the second horizontal lock dog and the first horizontal lock dog one has and favours joining outer surface or to joining the top margin of inner surface.
2. locking structure according to claim 1, is characterized in that, in the rear-inclined guide surface of the top rake guide surface of at least the second horizontal lock dog and the first horizontal lock dog is triangular in shape.
3. locking structure according to claim 1, it is characterized in that, one at least the second horizontal lock dog and the first horizontal lock dog also comprises the end face that has a down dip, have a down dip in the top rake guide surface of end face and the described at least the second horizontal lock dog and the rear-inclined guide surface of the first horizontal lock dog one intersects, and forms and favours joining outer surface or to joining the inclination top margin of inner surface.
4. locking structure according to claim 3, is characterized in that, the end face that has a down dip is arranged on the second horizontal lock dog, and intersects with the rear vertical locking face of the second horizontal lock dog; The rear vertical locking face of the second horizontal lock dog is triangular in shape.
5. locking structure according to claim 3, is characterized in that, the rear vertical locking face of the second horizontal lock dog and inner part outside the locking direction of parts are vertical.
6. locking structure according to claim 1, is characterized in that, at least one and the inner part locking direction out of plumb of parts outside in the front vertical locking face of the rear vertical locking face of the second horizontal lock dog and the first horizontal lock dog.
7. locking structure according to claim 6, is characterized in that, the rear vertical locking face of the second horizontal lock dog is not parallel to each other mutually with the front vertical locking face of the first horizontal lock dog.
8. locking structure according to claim 7, is characterized in that, the front vertical locking face of the rear vertical locking face of the second horizontal lock dog and the first horizontal lock dog forms the angle that is less than 15 °.
9. locking structure according to claim 1, is characterized in that, the rear-inclined guide surface of the first horizontal lock dog is parallel to the top rake guide surface of the second horizontal lock dog.
10. locking structure according to claim 1, is characterized in that, the front vertical locking face of the first horizontal lock dog and the inner part outside direction of motion in parts are vertical.
11. locking structure according to claim 10, is characterized in that, the rear vertical locking of the second horizontal lock dog is facing to the inner side deflection of exterior part.
12. locking structure according to claim 11, is characterized in that, the height of the rear vertical locking face of the second horizontal lock dog diminishes continuously from outside to inner side.
13. locking structure according to claim 1, is characterized in that, front vertical locking face and the rear-inclined guide surface of the first horizontal lock dog are rectangle plane.
14. locking structure according to claim 1, is characterized in that, exterior part and the first horizontal lock dog are integrated molded, and inner part and the second horizontal lock dog are integrated molded.
15. locking structure according to claim 1, is characterized in that, exterior part have two relative to joining inner surface, each is provided with the first horizontal lock dog to joining on inner surface; Inner part have two deviate from mutually to joining outer surface, each is provided with the second horizontal lock dog to joining on outer surface.
16. locking structure according to claim 1, is characterized in that, the first horizontal lock dog protrudes from joining inner surface setting, and the second horizontal lock dog is depressed in joining outer surface setting.
17. connector, it is characterized in that, comprise: connector shell, be plugged on the secondary lock assembly in connector shell, and the locking structure as described in one of claim 1-16, wherein the exterior part of locking structure is arranged on connector shell, and the inner part of locking structure is arranged on secondary lock assembly.
18. connector assembly, is characterized in that, comprising: the first connector, with the first connector to second connector of joining, and the locking structure as described in one of claim 1-16; Wherein the exterior part of locking structure is arranged on the first connector, and the inner part of locking structure is arranged on the second connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320607923.4U CN203445297U (en) | 2013-09-27 | 2013-09-27 | Connector, connector assembly and locking structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320607923.4U CN203445297U (en) | 2013-09-27 | 2013-09-27 | Connector, connector assembly and locking structure thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203445297U true CN203445297U (en) | 2014-02-19 |
Family
ID=50096319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320607923.4U Expired - Fee Related CN203445297U (en) | 2013-09-27 | 2013-09-27 | Connector, connector assembly and locking structure thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203445297U (en) |
-
2013
- 2013-09-27 CN CN201320607923.4U patent/CN203445297U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140219 Termination date: 20210927 |