CN211045883U - Quick plug low frequency connector - Google Patents
Quick plug low frequency connector Download PDFInfo
- Publication number
- CN211045883U CN211045883U CN201922439573.5U CN201922439573U CN211045883U CN 211045883 U CN211045883 U CN 211045883U CN 201922439573 U CN201922439573 U CN 201922439573U CN 211045883 U CN211045883 U CN 211045883U
- Authority
- CN
- China
- Prior art keywords
- inner shell
- inclined plane
- frequency connector
- cable
- limiting
- Prior art date
- 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
Links
- 230000007704 transition Effects 0.000 claims abstract description 14
- 239000000084 colloidal system Substances 0.000 description 3
- 238000003801 milling Methods 0.000 description 3
- 238000000605 extraction Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 210000003813 thumb Anatomy 0.000 description 1
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Abstract
The utility model discloses a quick plugging low-frequency connector, which comprises a cylindrical inner shell, wherein one end of the inner shell is a connecting end, and the other end of the inner shell is a cable end; a contact pin is arranged in the inner shell, and one end of the contact pin, corresponding to the cable end, is connected with a cable; the outer surface of the connecting end of the inner shell is provided with a plurality of positioning keys, a lock sleeve is sleeved outside the inner shell and comprises a sleeve and a plurality of elastic sheets extending from the sleeve, and the elastic sheets are distributed at equal intervals along the circumferential direction; a clamping block extends from the outer surface of the elastic sheet, a first transition inclined plane is arranged on one side of the clamping block corresponding to the connecting end, and a second transition inclined plane is arranged on one side of the clamping block corresponding to the cable end; the low-frequency connector is connected with the connecting seat in a buckling mode through the clamping block.
Description
Technical Field
The utility model relates to a low frequency connector field especially relates to a quick plug low frequency connector.
Background
The signal transmission between the internal board of the communication equipment and the external equipment requires an intermediate medium connection, and a connector is usually adopted to realize the wired connection between the two equipment. Some of these are signal connections made by low frequency connectors inserted into a connector block.
However, the existing low-frequency connector is not good enough in structure and not good in effect on the function of quick plugging, and a need for a low-frequency connector capable of being plugged quickly is urgently needed to improve the connection efficiency between two devices.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a quick plug low frequency connector can solve current low frequency connector to a certain extent at least and can not quick plug and reduced the problem of connection efficiency.
The technical scheme of the utility model is realized like this:
a quick plug-pull low-frequency connector comprises a cylindrical inner shell, wherein one end of the inner shell is a connecting end, and the other end of the inner shell is a cable end; a contact pin is arranged in the inner shell, and one end of the contact pin, corresponding to the cable end, is connected with a cable; the outer surface of the connecting end of the inner shell is provided with a plurality of positioning keys, a lock sleeve is sleeved outside the inner shell and comprises a sleeve and a plurality of elastic sheets extending from the sleeve, and the elastic sheets are distributed at equal intervals along the circumferential direction; a clamping block extends from the outer surface of the elastic sheet, a first transition inclined plane is arranged on one side of the clamping block corresponding to the connecting end, and a second transition inclined plane is arranged on one side of the clamping block corresponding to the cable end; the video connector is connected with the connecting seat in a buckling mode through the clamping block.
As a further alternative of the quick-plugging low-frequency connector, the middle part of the contact pin is provided with an insulating colloid.
As a further alternative of the quick-plugging low-frequency connector, the positioning keys are arranged on the connecting end of the inner shell along the circumferential direction in an equidistant distribution manner, and the number of the positioning keys is 3.
As a further alternative to the quick-connect and disconnect low frequency connector, the lock sleeve is externally sleeved with a housing; the outer surface of the shell is provided with a plurality of step keys.
As a further alternative of the quick-plugging low-frequency connector, a milling flat position is arranged on the step key.
As a further alternative of the quick plugging low-frequency connector, the cable end of the inner shell is provided with an external thread, and the inner wall of the cable end is provided with a first limiting inclined plane; a cable clamp is arranged in the inner shell and comprises a clamping barrel and a plurality of clamping pieces which are arranged on the clamping barrel and distributed along the circumferential direction, a limiting block is arranged on the outer surface of the end part of each clamping piece, a second limiting inclined plane is arranged on one side of each limiting block, which corresponds to the connecting end, and the second limiting inclined plane is abutted to the first limiting inclined plane; a third limiting inclined plane is arranged on one side, corresponding to the cable end, of the limiting block; the cable end of inner shell is equipped with screw-thread fit's fixed tail cap, the inner wall of fixed tail cap tip is equipped with the briquetting, be equipped with the spacing inclined plane of fourth on the briquetting, the spacing inclined plane of third with the spacing inclined plane butt of fourth.
As a further alternative of the quick plugging low-frequency connector, the inner wall of the end part of the clamping piece is provided with a latch, and the latch corresponds to the position of the limiting block.
The beneficial effects of the utility model are that: the positioning key on the connecting end of the inner shell is utilized to realize the quick alignment between the low-frequency connector and the connecting seat; the elastic piece on the lock sleeve and the clamping block on the elastic piece are utilized to realize elastic buckling on the connecting seat, the clamping block can be quickly clamped into the connecting seat by utilizing the first transition inclined plane, and the clamping block can be quickly pulled out from the connecting seat by utilizing the second transition inclined plane.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a quick-plugging low-frequency connector according to the present invention;
FIG. 2 is a left side view of FIG. 1;
fig. 3 is a half sectional view of the low frequency connector for quick insertion and extraction according to the present invention;
fig. 4 is a full sectional view of the low frequency connector for quick insertion and extraction according to the present invention;
FIG. 5 is a schematic structural view of the cable clamp;
FIG. 6 is an enlarged view of A in FIG. 4;
fig. 7 is an enlarged view of B in fig. 4.
In the figure: 1. an inner shell; 11. a connecting end; 12. a cable end; 13. a positioning key; 14. a first limit inclined plane; 2. inserting a pin; 21. insulating colloid; 3. a lock sleeve; 31. a spring plate; 32. a clamping block; 33. a first transition ramp; 34. a second transition ramp; 35. a sleeve; 4. a housing; 41. a step key; 42. milling a flat position; 5. a cable clamp; 51. a clamping cylinder; 52. a clip; 53. a limiting block; 54. clamping teeth; 55. a second limit inclined plane; 56. a third limiting inclined plane; 6. fixing a tail cap; 61. and a fourth limit inclined plane.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "above," and "over" a second feature may mean that the first feature is directly above or obliquely above the second feature, or that only the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
Referring to fig. 1-7, a quick-connect-disconnect low-frequency connector is shown, which comprises a cylindrical inner housing 1, wherein one end of the inner housing 1 is a connecting end 11, and the other end is a cable end 12; a contact pin 2 is arranged in the inner shell 1, and one end of the contact pin 2 corresponding to the cable end 12 is connected with a cable; the outer surface of the connecting end 11 of the inner shell 1 is provided with a plurality of positioning keys 13, the inner shell 1 is externally sleeved with a lock sleeve 3, the lock sleeve 3 comprises a sleeve 35 and a plurality of elastic sheets 31 extending from the sleeve 35, and the elastic sheets 31 are circumferentially distributed at equal intervals; a clamping block 32 extends from the outer surface of the elastic sheet 31, a first transition inclined surface 33 is arranged on one side of the clamping block 32 corresponding to the connecting end 11, and a second transition inclined surface 34 is arranged on one side of the clamping block 32 corresponding to the cable end 12; the video connector is connected with the connecting seat in a buckling mode through the clamping blocks 32. Wherein, the navigation key 13 is located along circumference equidistance distribution the link 11 of inner shell 1, the quantity of navigation key 13 is 3.
Specifically, when the pins 2 are as shown in fig. 4, there are a plurality of pins 2, the pins 2 can be inserted only by corresponding to the structure in the connecting seat; the positioning key 13 corresponds to the connecting seat, so that the low-frequency connector can be quickly aligned to the connecting seat; then, inserting the connecting end 11 of the inner shell 1 into the connecting seat, in this process, referring to fig. 6, the connecting seat contacts with the first transition inclined plane 33 on the clamping block 32, the diameter formed by the plurality of spring pieces 31 is narrowed, the lock sleeve 3 can be inserted into the connecting seat, the clamping block 32 can be connected with a structure in the connecting seat in a buckling manner, and the plurality of spring pieces 31 have a pretightening force expanding outwards, so that the lock sleeve 3 can be firmly buckled on the connecting seat; when the low-frequency connector needs to be pulled out, the second transition inclined surface 34 is in contact with the connecting seat, and the diameter formed by the plurality of elastic sheets 31 is narrowed, so that the lock sleeve 3 can be pulled out of the connecting seat.
As a matter of course, the elastic pieces 31 have a certain gap with the outer surface of the inner shell 1 in a natural state, so that the diameter of the elastic pieces 31 can be narrowed.
In the above solution, referring to fig. 4, the middle of the pin 2 is provided with an insulating colloid 21. This facilitates the fixing of the pin 2 inside the inner housing 1.
In some specific embodiments, referring to fig. 2 and 3, the lock case 3 is externally coupled with a housing 4; the outer surface of the shell 4 is provided with a plurality of step keys 41. The shell 4 is sleeved outside the sleeve 35 of the lock sleeve 3, the low-frequency connector is convenient to plug and unplug in order to increase the friction force between the hand of an operator and the low-frequency connector, and the step keys 41 can provide stress points for the hand and facilitate the plugging and unplugging.
In addition, in order to adapt to the structure of the human hand and make the hand-holding posture more comfortable, a milling flat position 42 is arranged on the step key 41. The milled flat 42 can be placed by the thumb of the hand to enable gripping of the low frequency connector in a comfortable position.
In some embodiments, referring to fig. 4, 5 and 7, in order to be able to clamp the cable more firmly, thus avoiding the cable's connection to the pin 2 being easily loosened; the cable end 12 of the inner shell 1 is provided with external threads, and the inner wall of the cable end 12 is provided with a first limiting inclined plane 14; a cable clamp 5 is arranged in the inner shell 1, the cable clamp 5 comprises a clamping barrel 51 and a plurality of clamping pieces 52 which are arranged on the clamping barrel 51 and distributed along the circumferential direction, a limiting block 53 is arranged on the outer surface of the end part of each clamping piece 52, a second limiting inclined surface 55 is arranged on one side of each limiting block 53 corresponding to the connecting end 11, and the second limiting inclined surface 55 is abutted to the first limiting inclined surface 14; a third limiting inclined surface 56 is arranged on one side of the limiting block 53 corresponding to the cable end 12; the cable end 12 of the inner shell 1 is provided with a fixed tail cap 6 in threaded fit, the inner wall of the end part of the fixed tail cap 6 is provided with a pressing block, the pressing block is provided with a fourth limiting inclined surface 61, and the third limiting inclined surface 56 is abutted to the fourth limiting inclined surface 61.
Specifically, the fixing tail cap 6 is screwed to the cable end 12 of the inner shell 1, the first limiting inclined surface 14 of the inner shell 1 and the fourth limiting inclined surface 61 of the fixing tail cap 6 form a clamping groove, the clamping sleeve 51 of the cable clamp 5 is fixed in the inner shell 1, and the limiting block 53 of the cable clamp 5 is arranged between the first limiting inclined surface 14 and the fourth limiting inclined surface 61; when the fixing tail cap 6 is screwed to enable the fourth limiting inclined surface 61 to be close to the first limiting inclined surface 14, the fourth limiting inclined surface 61 can extrude the third limiting inclined surface 56 of the limiting block 53, so that the limiting block 53 is pressed towards the axis direction of the inner shell 1, the diameter of the clamping pieces 52 is narrowed, and the clamping pieces 52 can clamp cables.
In addition, in order to further clamp the cable, referring to fig. 5, the inner wall of the end of the clamping piece 52 is provided with a latch 54, and the latch 54 corresponds to the position of the stop block 53. Therefore, the cable clamp 5 can increase the friction force between the cable and the clamping tooth 54, and the cable is prevented from moving.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A quick plug-pull low-frequency connector comprises a cylindrical inner shell, wherein one end of the inner shell is a connecting end, and the other end of the inner shell is a cable end; a contact pin is arranged in the inner shell, and one end of the contact pin, corresponding to the cable end, is connected with a cable; the lock is characterized in that a plurality of positioning keys are arranged on the outer surface of the connecting end of the inner shell, a lock sleeve is sleeved outside the inner shell and comprises a sleeve and a plurality of elastic sheets extending from the sleeve, and the elastic sheets are distributed at equal intervals along the circumferential direction; a clamping block extends from the outer surface of the elastic sheet, a first transition inclined plane is arranged on one side of the clamping block corresponding to the connecting end, and a second transition inclined plane is arranged on one side of the clamping block corresponding to the cable end; the video connector is connected with the connecting seat in a buckling mode through the clamping block.
2. The quick connect-disconnect low-frequency connector as claimed in claim 1, wherein an insulating gel is disposed in the middle of said contact pins.
3. The quick connect-disconnect low-frequency connector as claimed in claim 1, wherein said positioning keys are circumferentially and equidistantly arranged at said connecting end of said inner housing, and the number of said positioning keys is 3.
4. The quick connect and disconnect low frequency connector of claim 1, wherein said lock sleeve is externally sleeved with a housing; the outer surface of the shell is provided with a plurality of step keys.
5. The quick connect/disconnect low frequency connector as claimed in claim 4, wherein said step key is provided with a milled flat portion.
6. The quick-plugging low-frequency connector according to claim 1, wherein the cable end of the inner shell is provided with an external thread, and the inner wall of the cable end is provided with a first limiting inclined surface; a cable clamp is arranged in the inner shell and comprises a clamping barrel and a plurality of clamping pieces which are arranged on the clamping barrel and distributed along the circumferential direction, a limiting block is arranged on the outer surface of the end part of each clamping piece, a second limiting inclined plane is arranged on one side of each limiting block, which corresponds to the connecting end, and the second limiting inclined plane is abutted to the first limiting inclined plane; a third limiting inclined plane is arranged on one side, corresponding to the cable end, of the limiting block; the cable end of inner shell is equipped with screw-thread fit's fixed tail cap, the inner wall of fixed tail cap tip is equipped with the briquetting, be equipped with the spacing inclined plane of fourth on the briquetting, the spacing inclined plane of third with the spacing inclined plane butt of fourth.
7. The quick connect-disconnect low-frequency connector according to claim 6, wherein the inner wall of the end portion of the clamping piece is provided with a latch, and the latch corresponds to the position of the limiting block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922439573.5U CN211045883U (en) | 2019-12-30 | 2019-12-30 | Quick plug low frequency connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922439573.5U CN211045883U (en) | 2019-12-30 | 2019-12-30 | Quick plug low frequency connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211045883U true CN211045883U (en) | 2020-07-17 |
Family
ID=71539613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922439573.5U Expired - Fee Related CN211045883U (en) | 2019-12-30 | 2019-12-30 | Quick plug low frequency connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211045883U (en) |
-
2019
- 2019-12-30 CN CN201922439573.5U patent/CN211045883U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20200717 |