CN203702803U - Anti-loosing location device and insertion connection assembly - Google Patents
Anti-loosing location device and insertion connection assembly Download PDFInfo
- Publication number
- CN203702803U CN203702803U CN201420073784.6U CN201420073784U CN203702803U CN 203702803 U CN203702803 U CN 203702803U CN 201420073784 U CN201420073784 U CN 201420073784U CN 203702803 U CN203702803 U CN 203702803U
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- CN
- China
- Prior art keywords
- wall
- positioning shaft
- locating device
- guide groove
- groove
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- Expired - Fee Related
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- Snaps, Bayonet Connections, Set Pins, And Snap Rings (AREA)
Abstract
An anti-loosing location device comprises a location shaft and a shaft sleeve with a wall. The wall limits a containing cavity, and the location shaft is contained in the containing cavity. A groove is formed in the outer surface of the location shaft, a guide groove is formed in the wall of the shaft sleeve, an elastic locking piece is further arranged on the shaft sleeve, and a locking portion of the elastic locking piece enters and abuts against the groove of the location shaft under the guide of the guide groove in the wall of the shaft sleeve. An insertion connection assembly is further provided. The insertion connection assembly utilizes the anti-loosing location device. By means of the technical scheme, location and anti-loosing functions can be achieved simultaneously.
Description
Technical field
The utility model relates to mechanical inserted, relates in particular to anti-dropping locating device and connecting element.
Background technique
The axle sleeve that often can use positioning shaft and match with positioning shaft in mechanical inserted, realizes and locating by positioning shaft being inserted in axle sleeve.But existing mechanical inserted often only has locating function and there is no anti-drop function, can not resist the vibration of transportation, positioning shaft easily comes off from axle sleeve.
Model utility content
For preventing that positioning shaft from coming off easily from axle sleeve, the utility model is proposed.
According to an aspect of the present utility model, a kind of anti-dropping locating device has been proposed, comprising: positioning shaft; And axle sleeve, thering is wall, described wall limits receiving cavity, and described positioning shaft is suitable for being contained in described receiving cavity, wherein: the outer surface of described positioning shaft is provided with groove; Described axle sleeve wall is provided with guide groove; Described axle sleeve is also provided with snap lock stop member, and the lock part of described snap lock stop member is suitable for entering and being pressed under the guiding of described axle sleeve wall upper rail in the described groove of positioning shaft.
Alternatively, the end being inserted in described receiving cavity of described positioning shaft has the end of guiding positioning shaft through the guide surface of described lock part.
Alternatively, described guide surface is the conical surface, and described groove is annular groove.
Alternatively, the end being inserted in receiving cavity of the close positioning shaft of described groove has locking face, and it has is convenient to inclined-plane or the curved surface that lock part skids off.
Alternatively, described positioning shaft is provided with the stop part contacting with the end of axle sleeve, and described groove is substantially equal to the distance of described guide groove to the described end of axle sleeve to the distance between described stop part.
Alternatively, described guide groove communicates with described receiving cavity; Described snap lock stop member is shell fragment, and described lock part is the projection that is arranged on shell fragment end, and described projection extends in described receiving cavity and described groove fit via described guide groove.
Alternatively, described guide groove communicates with described receiving cavity and crosses a wall of described axle sleeve; Described snap lock stop member comprises elastic wire, holding part, the elasticity section of providing, locking section are provided described wire rod, described holding part is fixed to described locking body on described wall, and described lock part, substantially vertical with the elasticity section of providing and be contained in described guide groove is provided described locking section.
Further, the described elasticity section of providing is roughly parallel to the wall extension at described guide groove place.
Further, the described elasticity section of providing tilts to extend towards the right wall of this wall from the wall at described guide groove place.
Further, described holding part is fixed to the right wall of wall at described guide groove place.
In a concrete example, described locking section is extended along first direction, and described first direction is perpendicular to the axial direction of described positioning shaft; Two sections of elasticity sections of providing are extended from the two ends of described locking section respectively; Two sections of holding parts extend from described two sections of elasticity sections of providing respectively.Each holding part comprises: be parallel to the first paragraph that locking section is extended, two first paragraphs extend toward each other; Join, be parallel to the second segment that described axial direction extends with first paragraph; And the 3rd section of joining with second segment, extending perpendicular to described first direction and described axial direction.The outer surface of the right wall of the wall at described guide groove place is provided with the groove of inserting for first paragraph, second segment, and for the aperture of the 3rd section of insertion.
The utility model also relates to a kind of connecting element, comprising: the first plug-in unit, is provided with the axle sleeve in above-mentioned anti-dropping locating device; And second plug-in unit, be provided with the positioning shaft in above-mentioned anti-dropping locating device.
Alternatively, described the first plug-in unit is the first pcb board, and described the second plug-in unit is the second pcb board, wherein the first pcb board layout that is perpendicular to one another with the second pcb board.
Utilize the technical solution of the utility model, can realize location and anti-drop function with simple structure simultaneously.
Accompanying drawing explanation
Fig. 1 is according to the schematic perspective view of the anti-dropping locating device of an exemplary embodiment of the present utility model;
Fig. 2 is the schematic perspective view of the axle sleeve of the anti-dropping locating device in Fig. 1;
Fig. 3 is the schematic perspective view of the positioning shaft of the anti-dropping locating device in Fig. 1;
Fig. 4 is the schematic perspective view of the locking body of the anti-dropping locating device in Fig. 1;
Fig. 5-7 initially enter into the schematic diagram in axle sleeve for positioning shaft, and wherein, the guide surface of positioning shaft contacts with the lock part of locking body;
Fig. 8-10 further enter into the schematic diagram in axle sleeve for positioning shaft, and wherein, the guide surface of positioning shaft is by the lock part of locking body, and lock part contacts with the outer circumferential face of the cylinder of positioning shaft;
Figure 11-13 further enter into the schematic diagram in axle sleeve for positioning shaft, and wherein, the lock part of locking body is coupled in the groove of positioning shaft; And
Figure 14 is according to the schematic diagram of the connecting element of an exemplary embodiment of the present utility model.
Embodiment
Describe the embodiment of exemplary of the present utility model below in detail, embodiment's example is shown in the drawings, and wherein same or analogous label represents same or analogous element.The embodiment who describes below with reference to accompanying drawing is exemplary, is intended to explain the utility model, and can not be interpreted as restriction of the present utility model.
Describe according to the anti-dropping locating device of an exemplary embodiment of the present utility model below with reference to Fig. 1-13.
Described anti-dropping locating device comprises: positioning shaft 100; And axle sleeve 200, thering is wall 210, described wall limits receiving cavity 220, and described positioning shaft 100 is suitable for being contained in described receiving cavity 220, wherein: the outer surface of described positioning shaft 100 is provided with groove 110; Axle sleeve wall is provided with guide groove 212; Described axle sleeve 200 is also provided with snap lock stop member 300, and the lock part 310 of described locking body 300 is suitable for entering and being pressed under the guiding of described axle sleeve wall upper rail in the described groove 110 of positioning shaft.The space that described guide groove 212 provides the described lock part of described locking body 300 to move away from receiving cavity.
Positioning shaft 100 is described below.
As shown in Figure 3, the end being inserted in described receiving cavity of described positioning shaft 100 can have the end of guiding positioning shaft 100 through the guide surface 120 of described lock part.Alternatively, guide surface 120 is the conical surface, and groove 110 is annular groove.Guide surface 120 can be also an inclined-plane that is arranged on the end of leading axle 100, groove 110 also can be for being arranged on and the groove of described inclined-plane homonymy, and lock part 310 can be bonded in this groove after moving through this inclined-plane and inclined-plane outer circumferential face subsequently.
Alternatively, the end being inserted in receiving cavity of the close positioning shaft of described groove 110 has locking face 112, and it has is convenient to inclined-plane or the curved surface that lock part skids off.The angle of inclination of inclined-plane or curved surface detaches axle sleeve 200 based on hope minimum force from positioning shaft 100 determines.
As shown in Figure 3, described positioning shaft 100 is provided with the stop part contacting with the end (right-hand member in Fig. 2) of axle sleeve 200, described groove 110 is substantially equal to the distance of described guide groove 212 to the described end of axle sleeve to the distance between described stop part 130, as shown in Figure 13, in the time that stop part 130 contacts with the right-hand member of axle sleeve 200, lock part 310 is positioned at groove 110.
Locking body 300 is described below.
As shown in the figure, locking body 300 can be arranged on outside receiving cavity, and described guide groove 212 communicates with described receiving cavity and crosses a wall of described axle sleeve, as shown in Figure 2.
Described locking body 300 can be made up of elastic wire, as shown in Figure 4, holding part a, the elasticity section of providing b, locking section c are provided described wire rod, described holding part a is fixed to described locking body on described wall, and described lock part, substantially vertical with the elasticity section of providing b and be contained in described guide groove is provided described locking section c.As shown in Fig. 7,10,13, the described elasticity section of providing b from the wall (upper wall figure) at described guide groove place towards the right wall of this wall (lower wall in figure) tilts to extend, described holding part a is fixed to described guide groove place the right wall of wall.In a concrete example, referring to Fig. 4,7,10,13, described locking section c extends along first direction (corresponding to the direction perpendicular to paper in Fig. 7,10,13), and described first direction is perpendicular to the axial direction of described positioning shaft; Two sections of elasticity sections of providing are extended from the two ends of described locking section respectively; Two sections of holding parts extend from described two sections of elasticity sections of providing respectively.Each holding part a comprises: be parallel to the first paragraph a1 that locking section is extended, two first paragraphs extend toward each other; Join, be parallel to the second segment a2 that described axial direction extends with first paragraph; And the 3rd section of a3 that joins with second segment, extends perpendicular to described first direction and described axial direction.The outer surface of the right wall of the wall at described guide groove place is provided with the groove 214 (referring to Fig. 2) of inserting for first paragraph, second segment, and for the aperture of the 3rd section of insertion.
Fig. 4-13 only show a concrete example of locking body 300.Alternatively, if first paragraph a1 can fix locking body, second segment a2 and the 3rd section of a3 can be set.
In the situation that locking body is arranged on outside receiving cavity, described guide groove 212 communicates with described receiving cavity 220, although do not illustrate, alternatively, the wall (i.e. upper wall in figure) that the elasticity section of providing can be roughly parallel to guide groove place extends.
In the situation that locking body is arranged on outside receiving cavity, described guide groove 212 communicates with described receiving cavity 220, although do not illustrate, alternatively, described locking body is shell fragment, described lock part is the projection that is arranged on shell fragment end, and described projection extends in described receiving cavity and described groove fit from outside via described guide groove.
The utility model also relates to a kind of connecting element, comprising: the first plug-in unit, is provided with the axle sleeve in above-mentioned anti-dropping locating device; And second plug-in unit, be provided with the positioning shaft in above-mentioned anti-dropping locating device.Figure 14 shows a concrete example of connecting element, and in Figure 14, the first plug-in unit is the first pcb board 500, and described the second plug-in unit is the second pcb board 600, wherein the first pcb board layout that is perpendicular to one another with the second pcb board.Connecting element also can be applied to cabinet and case lid thereof.
Although illustrated and described embodiment of the present utility model, for the ordinary skill in the art, be appreciated that in the situation that not departing from principle of the present utility model and spirit and can change these embodiments.Applicable scope of the present utility model is limited by claims and equivalent thereof.
Claims (13)
1. an anti-dropping locating device, comprising:
Positioning shaft; And
Axle sleeve, has wall, and described wall limits receiving cavity, and described positioning shaft is suitable for being contained in described receiving cavity,
Wherein:
The outer surface of described positioning shaft is provided with groove;
Described axle sleeve wall is provided with guide groove;
Described axle sleeve is also provided with snap lock stop member, and the lock part of described snap lock stop member is suitable for entering and being pressed under the guiding of described axle sleeve wall upper rail in the described groove of positioning shaft.
2. anti-dropping locating device according to claim 1, wherein:
The end being inserted in described receiving cavity of described positioning shaft has the end of guiding positioning shaft through the guide surface of described lock part.
3. anti-dropping locating device according to claim 2, wherein:
Described guide surface is the conical surface, and described groove is annular groove.
4. anti-dropping locating device according to claim 1, wherein:
The end being inserted in receiving cavity of the close positioning shaft of described groove has locking face, and it has is convenient to inclined-plane or the curved surface that lock part skids off.
5. anti-dropping locating device according to claim 1, wherein:
Described positioning shaft is provided with the stop part contacting with the end of axle sleeve, and described groove is substantially equal to the distance of described guide groove to the described end of axle sleeve to the distance between described stop part.
6. according to the anti-dropping locating device described in any one in claim 1-5, wherein:
Described guide groove communicates with described receiving cavity;
Described snap lock stop member is shell fragment, and described lock part is the projection that is arranged on shell fragment end, and described projection extends in described receiving cavity and described groove fit via described guide groove.
7. according to the anti-dropping locating device described in any one in claim 1-5, wherein:
Described guide groove communicates with described receiving cavity and crosses a wall of described axle sleeve;
Described snap lock stop member comprises elastic wire, holding part, the elasticity section of providing, locking section are provided described wire rod, described holding part is fixed to described locking body on described wall, and described lock part, substantially vertical with the elasticity section of providing and be contained in described guide groove is provided described locking section.
8. anti-dropping locating device according to claim 7, wherein:
The wall that the described elasticity section of providing is roughly parallel to described guide groove place extends.
9. anti-dropping locating device according to claim 7, wherein:
The described elasticity section of providing tilts to extend towards the right wall of this wall from the wall at described guide groove place.
10. anti-dropping locating device according to claim 9, wherein:
Described holding part is fixed to the right wall of wall at described guide groove place.
11. anti-dropping locating devices according to claim 10, wherein:
Described locking section is extended along first direction, and described first direction is perpendicular to the axial direction of described positioning shaft;
Two sections of elasticity sections of providing are extended from the two ends of described locking section respectively;
Two sections of holding parts extend from described two sections of elasticity sections of providing respectively, and each holding part comprises: be parallel to the first paragraph that locking section is extended, two first paragraphs extend toward each other; Join, be parallel to the second segment that described axial direction extends with first paragraph; And the 3rd section of joining with second segment, extending perpendicular to described first direction and described axial direction;
The outer surface of the right wall of the wall at described guide groove place is provided with the groove of inserting for first paragraph, second segment, and for the aperture of the 3rd section of insertion.
12. 1 kinds of connecting elements, comprising:
The first plug-in unit, is provided with according to the axle sleeve in the anti-dropping locating device described in any one in claim 1-11; And
The second plug-in unit, is provided with according to the positioning shaft in the anti-dropping locating device described in any one in claim 1-11.
13. connecting elements according to claim 12, wherein:
Described the first plug-in unit is the first pcb board, and described the second plug-in unit is the second pcb board, wherein the first pcb board layout that is perpendicular to one another with the second pcb board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420073784.6U CN203702803U (en) | 2014-02-20 | 2014-02-20 | Anti-loosing location device and insertion connection assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420073784.6U CN203702803U (en) | 2014-02-20 | 2014-02-20 | Anti-loosing location device and insertion connection assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203702803U true CN203702803U (en) | 2014-07-09 |
Family
ID=51053253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420073784.6U Expired - Fee Related CN203702803U (en) | 2014-02-20 | 2014-02-20 | Anti-loosing location device and insertion connection assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203702803U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104863948A (en) * | 2014-02-20 | 2015-08-26 | 泰科电子(上海)有限公司 | Drop prevention positioning device and socketing assembly |
| CN109049360A (en) * | 2018-09-03 | 2018-12-21 | 上海光和光学制造大丰有限公司 | A kind of glass production perforating device |
-
2014
- 2014-02-20 CN CN201420073784.6U patent/CN203702803U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104863948A (en) * | 2014-02-20 | 2015-08-26 | 泰科电子(上海)有限公司 | Drop prevention positioning device and socketing assembly |
| CN109049360A (en) * | 2018-09-03 | 2018-12-21 | 上海光和光学制造大丰有限公司 | A kind of glass production perforating device |
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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 |
Granted publication date: 20140709 Termination date: 20180220 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |