CN102637976B - An anti-loosening threaded electrical connector and electrical connector assembly - Google Patents
An anti-loosening threaded electrical connector and electrical connector assembly Download PDFInfo
- Publication number
- CN102637976B CN102637976B CN201210095601.6A CN201210095601A CN102637976B CN 102637976 B CN102637976 B CN 102637976B CN 201210095601 A CN201210095601 A CN 201210095601A CN 102637976 B CN102637976 B CN 102637976B
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- sleeve
- handle sleeve
- electrical connector
- housing
- spring
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Abstract
The invention relates to a looseness-proof threaded electric connector and an electric connector component. The looseness-proof threaded electric connector comprises a shell, the front end of the shell is a plugging end, a handle sleeve coaxial to the shell and a barrel in screw connection with an adaptive connector are rotatably sleeved on the shell, the barrel is positioned in the handle sleeve, both the barrel and the handle sleeve are in anti-axial drifting match with the shell, a lock groove is arranged on the outer periphery of the barrel, a spring bolt corresponding to the lock groove is radially assembled in the sleeve wall of the handle sleeve in a movable guide manner, a spring is arranged on one side of the spring bolt back to the central line of the handle sleeve, the other side of the spring bolt extends into the corresponding lock groove under the action of the spring and slides out of the corresponding lock groove when resistance in screw connection of the barrel with the adaptive connector is larger than a set value. On the premise that the electric connector in threaded connection is guaranteed not to loosen, the problem of damage of thread forms due to overlarge connecting torque is solved.
Description
Technical field
The present invention relates to be electrically connected annex, especially a kind of Anti-loose screw thread electric connector and electric coupler component.
Background technology
Screw thread electric coupler component is very common a kind of in electric connector field, it all comprises plug and socket, generally on plug, to be equipped with coupling nut, coupling nut vertically anti-leaping turning set is located on plug casing, Socket casing is provided with the external screw thread corresponding with described coupling nut, when plug and socket plug together, by described coupling nut, coordinate the two locking with external screw thread.Be threaded itself to have and connect the advantages such as steady, intensity is good, but the defect due to screw thread self structure, in connection procedure, if coupling torque (being embodied on the torsion while screwing between internal and external threads) is too small, easily automatically get loose, if coupling torque is excessive, very easily damage form of thread.
Summary of the invention
The object of the present invention is to provide a kind of Anti-loose screw thread electric connector, under the prerequisite not getting loose with the electric coupler component guaranteeing to be threaded, solve and the problem of damaged screw tooth form excessive due to coupling torque.
Meanwhile, the present invention also aims to provide a kind of electric coupler component.
In order to address the above problem, Anti-loose screw thread electric connector of the present invention is by the following technical solutions: Anti-loose screw thread electric connector, comprise housing, the front end of described housing is inserted terminal, on housing, turning set is provided with coaxial with it sleeve and the swivel nut for being spirally connected with intermateable connector, swivel nut is arranged in sleeve and the two all coordinates with housing Anti-moving vertically, on the outer peripheral face of swivel nut, offer locked groove, radially activity-oriented along sleeve in the jacket wall of sleeve is equipped with the dead bolt corresponding with described locked groove, a dead bolt dorsad side of the center line of sleeve is provided with spring, opposite side skids off corresponding locked groove when the resistance to corresponding locked groove and when swivel nut is spirally connected with intermateable connector is greater than set point at the effect downward-extension of spring.
When the resistance when swivel nut and intermateable connector are spirally connected is greater than set point, described dead bolt is to skid off corresponding locked groove by the cambered surface or the sphere that are located at a side of its center line near sleeve and/or be located on the respective side cell wall of locked groove.
On described sleeve, Screw assembly has adjusting gland, and described spring is located at and regulates between gland and dead bolt.
Described sleeve and swivel nut respectively by be located at the two separately rear end in turn edge with housing in the axial direction Anti-moving coordinate, the pad that is interval with the resistance when reducing the two and relatively rotate turning edge in sleeve and swivel nut.
When screwing with intermateable connector, the top of that is positioned at the place ahead in two cell walls of locked groove is less than another top to the distance of housing center line to the distance of housing center line.
Electric coupler component of the present invention is by the following technical solutions: electric coupler component, comprise and take respectively the plug and socket that front end is inserted terminal, plug has plug casing, socket has is with externally threaded Socket casing, on plug casing, turning set is provided with coaxial with it sleeve and the swivel nut for being spirally connected with Socket casing, swivel nut is arranged in sleeve and the two all coordinates with Anti-moving vertically, on the outer peripheral face of swivel nut, offer locked groove, radially activity-oriented along sleeve in the jacket wall of sleeve is equipped with the dead bolt corresponding with described locked groove, a dead bolt dorsad side of the center line of sleeve is provided with spring, opposite side skids off corresponding locked groove when the resistance to corresponding locked groove and when swivel nut is spirally connected with Socket casing is greater than set point at the effect downward-extension of spring.
When the resistance when swivel nut and Socket casing are spirally connected is greater than set point, described dead bolt is to skid off corresponding locked groove by the cambered surface or the sphere that are located at a side of its center line near sleeve and/or be located on the respective side cell wall of locked groove.
On described sleeve, Screw assembly has adjusting gland, and described spring is located at and regulates between gland and dead bolt.
Described sleeve and swivel nut respectively by be located at the two separately rear end in turn edge with plug casing in the axial direction Anti-moving coordinate, the pad that is interval with the resistance when reducing the two and relatively rotate turning edge in sleeve and swivel nut.
When screwing with socket, the top of that is positioned at the place ahead in two cell walls of locked groove is less than another top to the distance of plug casing center line to the distance of plug casing center line.
Because Anti-loose screw thread electric connector of the present invention turning set on its housing is provided with coaxial with it sleeve and swivel nut, swivel nut is arranged in sleeve and the two all coordinates with housing Anti-moving vertically, on the outer peripheral face of swivel nut, offer locked groove, radially activity-oriented along sleeve in the jacket wall of sleeve is equipped with the dead bolt corresponding with described locked groove, a dead bolt dorsad side of the center line of sleeve is provided with spring, opposite side skids off corresponding locked groove when the resistance to corresponding locked groove and when swivel nut is spirally connected with intermateable connector is greater than set point at the effect downward-extension of spring, therefore in the process of using, when needs are locked with intermateable connector, can drive swivel nut to rotate by controlling and rotating sleeve, by the pretightning force of default described spring, set described set point and make this set point equal the maximum coupling torque that allows, be that swivel nut and the intermateable connector maximum while being spirally connected allows resistance, when the resistance when swivel nut and intermateable connector are spirally connected is greater than described set point, dead bolt skids off from corresponding locked groove, thereby sleeve is rotated with respect to swivel nut, can not cause because continuing rotation sleeve the coupling torque of electric connector to be greater than the maximum coupling torque that allows, can avoid form of thread damaged, under the prerequisite not getting loose at the electric coupler component that guarantees to be threaded, solved problem excessive due to coupling torque and damaged screw tooth form.
Because plug turning set on its housing of electric coupler component of the present invention is provided with coaxial with it sleeve and swivel nut, swivel nut is arranged in sleeve and the two all coordinates with housing Anti-moving vertically, on the outer peripheral face of swivel nut, offer locked groove, radially activity-oriented along sleeve in the jacket wall of sleeve is equipped with the dead bolt corresponding with described locked groove, a dead bolt dorsad side of the center line of sleeve is provided with spring, opposite side skids off corresponding locked groove when the resistance to corresponding locked groove and when swivel nut is spirally connected with socket is greater than set point at the effect downward-extension of spring, therefore in the process of using, when needs are locked with socket, can drive swivel nut to rotate by controlling and rotating sleeve, by the pretightning force of default described spring, set described set point and make this set point equal the maximum coupling torque that allows, be that swivel nut and the socket maximum while being spirally connected allows resistance, when the resistance when swivel nut and socket are spirally connected is greater than described set point, dead bolt skids off from corresponding locked groove, thereby sleeve is rotated with respect to swivel nut, can not cause because continuing rotation sleeve the coupling torque of electric connector to be greater than the maximum coupling torque that allows, can avoid form of thread damaged, under the prerequisite not getting loose at the electric coupler component that guarantees to be threaded, solved problem excessive due to coupling torque and damaged screw tooth form.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment 1 of Anti-loose screw thread electric connector of the present invention;
Fig. 2 is the A-A cutaway view of Fig. 1;
Fig. 3 is the structural representation of the swivel nut in Fig. 1;
Fig. 4 is the structural representation of the embodiment 2 of Anti-loose screw thread electric connector of the present invention;
Fig. 5 is the structural representation of the embodiment 3 of Anti-loose screw thread electric connector of the present invention;
Fig. 6 is the structural representation of dead bolt of the embodiment 4 of Anti-loose screw thread electric connector of the present invention;
Fig. 7 is the structural representation of dead bolt of the embodiment 5 of Anti-loose screw thread electric connector of the present invention;
Fig. 8 is the structural representation of dead bolt of the embodiment 6 of Anti-loose screw thread electric connector of the present invention;
Fig. 9 is the structural representation of plug of the embodiment 1 of electric coupler component of the present invention;
Figure 10 is the A-A cutaway view of Fig. 9;
Figure 11 is the structural representation of the swivel nut in Fig. 9;
Figure 12 is the structural representation of the embodiment 2 of Anti-loose screw thread electric connector of the present invention;
Figure 13 is the structural representation of the embodiment 3 of Anti-loose screw thread electric connector of the present invention;
Figure 14 is the structural representation of dead bolt of the embodiment 4 of Anti-loose screw thread electric connector of the present invention;
Figure 15 is the structural representation of dead bolt of the embodiment 5 of Anti-loose screw thread electric connector of the present invention;
Figure 16 is the structural representation of dead bolt of the embodiment 6 of Anti-loose screw thread electric connector of the present invention.
Embodiment
The embodiment 1 of Anti-loose screw thread electric connector of the present invention, as Figure 1-3, there is cylindrical circular housing 11, housing 11 is for the splines shell of metal material and take front end as inserted terminal, rotating sleeve 12 and the swivel nut 13 of being arranged with on housing 11, sleeve 12 and swivel nut 13 are all arranged in sleeve 12 with the coaxial setting of housing 11 and swivel nut 13, wherein sleeve 12 is for controlling for operator, swivel nut 13 coordinates this electric connector and intermateable connector is locked together for the external screw thread with on intermateable connector, sleeve 12 and swivel nut 13 turn edge respectively in its rear end is separately provided with, housing 11 is provided with the step surface coordinating with the leading flank block turning edge in sleeve 12 and swivel nut 13 respectively and is arranged with jump ring 14 in the outer rear side place turning edge of sleeve, in addition, in sleeve 12, turn edge and swivel nut 13 in be also provided with pad 15 between turning edge, pad 15 adopts nonmetal parts, for reduce sleeve 12 in turn edge and swivel nut 13 in frictional force while relatively rotating between turning edge, sleeve 12 and swivel nut 13 respectively by its separately in turn edge with corresponding step surface and jump ring 14 coordinate be limited on housing 11 and with housing in the axial direction Anti-moving coordinate, the outer peripheral face of swivel nut 13 is provided with locked groove 16, when screwing with intermateable connector, the top of one that is positioned at the place ahead in two cell walls of locked groove 16 is less than another top to the distance R 2 of housing center line to the distance R 1 of housing center line.The jacket wall of sleeve 12 is provided with the dead bolt installing hole corresponding with locked groove 16 and in dead bolt installing hole, is equipped with spring 17 and dead bolt 18, the adjusting gland 19 that spring 17 and dead bolt 18 are all assemblied on sleeve 12 by interference is encapsulated in dead bolt installing hole, orthogonal between the center line of the center line of dead bolt installing hole and sleeve 12, dead bolt leads and coordinates in the Axis Extension direction of dead bolt installing hole with sleeve, in the present embodiment, dead bolt 18 adopts steel ball, one side of its center line towards sleeve at the effect downward-extension of spring 17 to corresponding locked groove, can be by the pretightning force that regulates gland to carry out regulating spring along moving radially of dead bolt installing hole during assembling, in the process being spirally connected at swivel nut 13 and intermateable connector, when resistance is greater than set point, dead bolt skids off corresponding locked groove by the sphere of a side of its center line towards sleeve, the maximum that this set point equals the screw thread between swivel nut and intermateable connector allows coupling torque, due to when screwing with intermateable connector, the external diameter that swivel nut is positioned at the part at place, locked groove the place ahead in its direction of rotation is less than the external diameter that it is positioned at the part at place, locked groove rear, in the process that dead bolt screws with intermateable connector at swivel nut, can from corresponding locked groove, deviate from easily, in the process unscrewing with intermateable connector at swivel nut, can increase the difficulty that dead bolt skids off from corresponding locked groove, thereby prevent from occurring the phenomenon of skidding when this electric connector of release and intermateable connector.
The embodiment 2 of Anti-loose screw thread electric connector of the present invention, as shown in Figure 4, the difference of the embodiment 1 of the present embodiment and Anti-loose screw thread electric connector is only that described adjusting gland 19 is by being located at Screw assembly on its outer peripheral face on sleeve.
The embodiment 3 of Anti-loose screw thread electric connector of the present invention, as shown in Figure 5, the difference of the embodiment 1 of the present embodiment and Anti-loose screw thread electric connector is only that the internal face of described adjusting gland 19 is provided with an external thread sleeve, regulates gland to be assemblied on sleeve by described external thread sleeve.
The embodiment 4 of Anti-loose screw thread electric connector of the present invention, as shown in Figure 6, what the difference of the embodiment 1 of the present embodiment and Anti-loose screw thread electric connector was only dead bolt 18 has the cylindrical structural of sphere for one end, after in being assembled to corresponding dead bolt installing hole, described sphere is positioned at the side near the center line of sleeve.
The embodiment 5 of Anti-loose screw thread electric connector of the present invention, as shown in Figure 7, the difference of the embodiment 3 of the present embodiment and Anti-loose screw thread electric connector is only that dead bolt 18 is provided with gathering sill towards a side of spring, and spring top is loaded on the bottom land of gathering sill and regulates between gland.
The embodiment 6 of Anti-loose screw thread electric connector of the present invention, as shown in Figure 8, the difference of the embodiment 3 of the present embodiment and Anti-loose screw thread electric connector is only that dead bolt 18 is provided with guide pillar towards a side of spring, spring 17 is sheathed on guide pillar.
In other embodiment of Anti-loose screw thread electric connector of the present invention, cambered surface or sphere can also be set on the cell wall of the respective side of locked groove so that dead bolt can skid off smoothly in above-mentioned each embodiment of Anti-loose screw thread electric connector, in such cases, dead bolt can retain also and can omit towards the sphere of a side of the center line of sleeve; Regulate gland can also pass through mode and the sleeve secure fit such as welding, described spring and dead bolt can also be contained in its jacket wall by the groove being located on sleeve internal face in sleeve, in such cases, regulate gland to omit; In the embodiment 4-6 of above-mentioned Anti-loose screw thread electric connector, dead bolt can also be cambered surface or inclined-plane towards the side of a side of the center line of sleeve, the power that this cambered surface or inclined-plane should be able to guarantee plug shaft to make progress is partly dispersed to sleeve footpath upwards and Compress Spring, thereby dead bolt is skidded off from corresponding locked groove.
The embodiment 1 of electric coupler component of the present invention, as shown in Fig. 9-11, by plug and socket (not shown), form plug and socket and take separately front end as inserted terminal, plug has plug casing, socket has Socket casing, Socket casing is provided with external screw thread, the splines shell that plug casing 21 is metal material, rotating sleeve 22 and the swivel nut 23 of being arranged with on plug casing 21, sleeve 22 and swivel nut 23 are all arranged in sleeve 22 with the coaxial setting of plug casing 21 and swivel nut 23, wherein sleeve 22 is for controlling for operator, swivel nut 23 coordinates this electric connector and Socket casing is locked together for the external screw thread with on Socket casing, sleeve 22 and swivel nut 23 turn edge respectively in its rear end is separately provided with, plug casing 21 is provided with the step surface coordinating with the leading flank block turning edge in sleeve 22 and swivel nut 23 respectively and is arranged with jump ring 24 in the outer rear side place turning edge of sleeve, in addition, in sleeve 22, turn edge and swivel nut 23 in be also provided with pad 25 between turning edge, pad 25 adopts nonmetal parts, for reduce sleeve 22 in turn edge and swivel nut 23 in frictional force while relatively rotating between turning edge, sleeve 22 and swivel nut 23 respectively by its separately in turn edge with corresponding step surface and jump ring 24 coordinate be limited on plug casing 21 and with plug casing in the axial direction Anti-moving coordinate, the outer peripheral face of swivel nut 23 is provided with locked groove 26, when screwing with Socket casing, the top of one that is positioned at the place ahead in two cell walls of locked groove 26 is less than another top to the distance R 2 of housing center line to the distance R 1 of housing center line, the jacket wall of sleeve 22 is provided with the dead bolt installing hole corresponding with locked groove 26 and in dead bolt installing hole, is equipped with spring 27 and dead bolt 28, the adjusting gland 29 that spring 27 and dead bolt 28 are all assemblied on sleeve 22 by interference is encapsulated in dead bolt installing hole, orthogonal between the center line of the center line of dead bolt installing hole and sleeve 22, dead bolt leads and coordinates in the Axis Extension direction of dead bolt installing hole with sleeve, in the present embodiment, dead bolt 28 adopts steel ball, one side of its center line towards sleeve at the effect downward-extension of spring 27 to corresponding locked groove, can be by the pretightning force that regulates gland to carry out regulating spring along moving radially of dead bolt installing hole during assembling, in the process being spirally connected at swivel nut 23 and Socket casing, when resistance is greater than set point, dead bolt skids off corresponding locked groove by the sphere of a side of its center line towards sleeve, the maximum that this set point equals the screw thread between swivel nut and Socket casing allows coupling torque, due to when screwing with Socket casing, the external diameter that swivel nut is positioned at the part at place, locked groove the place ahead in its direction of rotation is less than the external diameter that it is positioned at the part at place, locked groove rear, in the process that dead bolt screws with Socket casing at swivel nut, can from corresponding locked groove, deviate from easily, in the process unscrewing with Socket casing at swivel nut, can increase the difficulty that dead bolt skids off from corresponding locked groove, thereby prevent from occurring the phenomenon of skidding when this electric connector of release and Socket casing.
The embodiment 2 of electric coupler component of the present invention, as shown in figure 12, the difference of the embodiment 1 of the present embodiment and electric coupler component is only that described adjusting gland 29 is by being located at Screw assembly on its outer peripheral face on sleeve.
The embodiment 3 of electric coupler component of the present invention, as shown in figure 13, the difference of the embodiment 1 of the present embodiment and electric coupler component is only that the internal face of described adjusting gland 29 is provided with an external thread sleeve, regulates gland to be assemblied on sleeve by described external thread sleeve.
The embodiment 4 of electric coupler component of the present invention, as shown in figure 14, what the difference of the embodiment 1 of the present embodiment and electric coupler component was only dead bolt 28 has the cylindrical structural of sphere for one end, after in being assembled to corresponding dead bolt installing hole, described sphere is positioned at the side near the center line of sleeve.
The embodiment 5 of electric coupler component of the present invention, as shown in figure 15, the difference of the embodiment 3 of the present embodiment and electric coupler component is only that dead bolt 28 is provided with gathering sill towards a side of spring, spring top is loaded on the bottom land of gathering sill and regulates between gland.
The embodiment 6 of electric coupler component of the present invention, as shown in figure 16, the difference of the embodiment 3 of the present embodiment and electric coupler component is only that dead bolt 28 is provided with guide pillar towards a side of spring, spring 27 is sheathed on guide pillar.
In other embodiment of electric coupler component of the present invention, cambered surface or sphere can also be set on the cell wall of the respective side of locked groove so that dead bolt can skid off smoothly in each embodiment of above-mentioned electric coupler component, in such cases, dead bolt can retain also and can omit towards the sphere of a side of the center line of sleeve; Regulate gland can also pass through mode and the sleeve secure fit such as welding, described spring and dead bolt can also be contained in its jacket wall by the groove being located on sleeve internal face in sleeve, in such cases, regulate gland to omit; In the embodiment 4-6 of above-mentioned electric coupler component, dead bolt can also be cambered surface or inclined-plane towards the side of a side of the center line of sleeve, the power that this cambered surface or inclined-plane should be able to guarantee plug shaft to make progress is partly dispersed to sleeve footpath upwards and Compress Spring, thereby dead bolt is skidded off from corresponding locked groove.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210095601.6A CN102637976B (en) | 2012-04-01 | 2012-04-01 | An anti-loosening threaded electrical connector and electrical connector assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210095601.6A CN102637976B (en) | 2012-04-01 | 2012-04-01 | An anti-loosening threaded electrical connector and electrical connector assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102637976A CN102637976A (en) | 2012-08-15 |
| CN102637976B true CN102637976B (en) | 2014-03-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210095601.6A Expired - Fee Related CN102637976B (en) | 2012-04-01 | 2012-04-01 | An anti-loosening threaded electrical connector and electrical connector assembly |
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| CN (1) | CN102637976B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107906215A (en) * | 2017-11-14 | 2018-04-13 | 王传江 | A kind of large-scale water flow valve of water conservancy |
| CN108199214A (en) * | 2018-02-02 | 2018-06-22 | 江苏宏鼎电器有限公司 | A kind of screw thread coupling retaining mechanism |
| CN111048951B (en) * | 2019-12-09 | 2021-05-11 | 中航光电科技股份有限公司 | A kind of anti-loose high temperature ceramic plug |
| CN113223876B (en) * | 2021-04-14 | 2023-03-21 | 国网河北省电力有限公司保定供电分公司 | Switch control device |
| CN113504612B (en) * | 2021-09-10 | 2021-11-16 | 中天宽带技术有限公司 | Prefabricated Connectors, Adapters, Prefabricated Connector Assemblies and Prefabricated Termination Equipment |
| CN115353417A (en) * | 2022-08-30 | 2022-11-18 | 浏阳客家俚手农业有限公司 | Integrated treatment equipment for livestock breeding manure |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201112875Y (en) * | 2007-09-01 | 2008-09-10 | 贵州航天电器股份有限公司 | Anti-loose and anti-vibration device of electric connector |
| CN202712580U (en) * | 2012-04-01 | 2013-01-30 | 中航光电科技股份有限公司 | Anti-loosing type screw thread electric connector and electric connector assembly |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7798847B2 (en) * | 2008-10-07 | 2010-09-21 | Andrew Llc | Inner conductor sealing insulator for coaxial connector |
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2012
- 2012-04-01 CN CN201210095601.6A patent/CN102637976B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201112875Y (en) * | 2007-09-01 | 2008-09-10 | 贵州航天电器股份有限公司 | Anti-loose and anti-vibration device of electric connector |
| CN202712580U (en) * | 2012-04-01 | 2013-01-30 | 中航光电科技股份有限公司 | Anti-loosing type screw thread electric connector and electric connector assembly |
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| CN102637976A (en) | 2012-08-15 |
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