CN102751617B - A kind of Anti-loose screw thread coupling and assembly thereof - Google Patents
A kind of Anti-loose screw thread coupling and assembly thereof Download PDFInfo
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- CN102751617B CN102751617B CN201210207402.XA CN201210207402A CN102751617B CN 102751617 B CN102751617 B CN 102751617B CN 201210207402 A CN201210207402 A CN 201210207402A CN 102751617 B CN102751617 B CN 102751617B
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- ripple spring
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Abstract
The present invention relates to a kind of Anti-loose screw thread coupling and assembly thereof, Anti-loose screw thread coupling comprise with front end be inserted terminal housing and forward anticreep be assemblied in the coupling nut on housing, the front portion of described housing has the Plug Division for inserting in intermateable connector, described Plug Division is arranged with ripple spring, the front side of ripple spring has the top pressure surface of the inserted terminal end face top press-fit for the housing with intermateable connector, the outside wall surface of housing is provided with the pressure-bearing wall of when intermateable connector top pressure ripple spring block ripple spring movement backward, described pressure-bearing wall is located among coupling nut, solve realize shock-proof check by ripple spring electric connector when being subject to the power on detaching direction can with the problem of the displacement on intermateable connector generation detaching direction.
Description
Technical field
The present invention relates to electric connector field, especially a kind of Anti-loose screw thread coupling and assembly thereof.
Background technology
In electric connector field, the mode of being locked plug and socket by coupling nut has been very common mode, in common screw thread coupling assembly, usually that coupling nut is set on plug, socket arranges the external screw thread corresponding with described coupling nut, when plug and socket plug together, plug and socket is locked together with externally threaded cooperation by described coupling nut, above-mentioned locking mechanism can meet the demand of most of occasion, but, at some special occasions, when needing, between the plug after plugging together and socket, there is shock-proof check function, said structure just can not be suitable for, in order to reach the object that antidetonation is loosened, current way is between coupling nut and plug casing, arrange ripple spring, by ripple spring at coupling nut and plug, an axial pre tightening force is applied between Socket casing, thus prevent coupling nut from getting loose in vibration environment, if application number is 200820220088.8, 200720185175.X, 2005200156779 Chinese patents such as grade all disclose said structure, fact proved, really the effect of shock-proof check can be played by top dress ripple spring between coupling nut and plug casing, but this structure also has certain drawback, first because described ripple spring is that top is contained between coupling nut and plug casing, the two ends of ripple spring respectively with plug casing, coupling nut block coordinates, and in order to ripple spring can realize its due pretension function, after plug and socket plug together, ripple spring often still has certain elastic type variable, and plug casing and Socket casing are only plugged in together, therebetween there is no other anti-loose structure except coupling nut, therefore when pulling in plug or socket one backward, be subjected to displacement relative to coupling nut on pulling direction by the plug (or socket) pulled, and then compressing is arranged at by the ripple spring between the plug (or socket) that pulls and coupling nut, cause ripple spring under the effect of the drag force of correspondence by continuation compression, thus make between plug and socket, to occur in the displacement pulling and direction is separated from each other, and then cause the phenomenon producing loose contact between the contact of plug and the contact of socket, even ripple spring is flattened and cause ripple spring failure, secondly, remain due to plug or socket pulled after can cause ripple spring-compressed, be located at the problem that also usually there will be seal failure for the sealing ring realizing the two interfacial seal when plugging together on plug or socket.
Summary of the invention
The object of the present invention is to provide a kind of Anti-loose screw thread coupling, with solve the existing electric connector being realized shock-proof check by ripple spring when being subject to the power on detaching direction can with the problem of the displacement on intermateable connector generation detaching direction.
Meanwhile, the present invention also aims to provide the electric coupler component using above-mentioned relaxed method screw thread coupling.
In order to solve the problem, Anti-loose screw thread coupling of the present invention is by the following technical solutions: a kind of Anti-loose screw thread coupling, comprise with front end be inserted terminal housing and forward anticreep be assemblied in the coupling nut on housing, the front portion of described housing has the Plug Division for inserting in intermateable connector, described Plug Division is arranged with ripple spring, the front side of ripple spring has the top pressure surface of the inserted terminal end face top press-fit for the housing with intermateable connector, the outside wall surface of housing is provided with the pressure-bearing wall of when intermateable connector top pressure ripple spring block ripple spring movement backward, described pressure-bearing wall is located among coupling nut.
On housing exterior walls in ripple spring front be provided with stop ripple spring move forward before Stop structure, the inserted terminal left between described front Stop structure and coupling nut for the housing of intermateable connector passes and arrives the grafting gap of the top pressure surface of described ripple spring.
Front side place at pressure-bearing wall in the outside wall surface of described housing offers draw-in groove, and described ripple Spring Card is located in described draw-in groove, and described front Stop structure is made up of the front side cell wall of draw-in groove.
The outer peripheral face of described Plug Division offers seal groove at the front place of described draw-in groove and in seal groove, is embedded with side face sealing ring.
Described pressure-bearing wall is made up of the annular boss be convexly equipped on housing exterior walls, and coupling nut is turned edge in being arranged by its rear portion and to coordinate being assemblied on housing of anticreep forward with the block of the trailing flank of this annular boss.
Electric coupler component of the present invention is by the following technical solutions: electric coupler component, comprise plug and socket, plug comprises the coupling nut be assemblied on plug casing of plug casing and anticreep forward, the front portion of plug casing has Plug Division, socket comprises the Socket casing with external screw thread or bail, the front portion of Socket casing has the grafting passage that the Plug Division for plug casing is inserted, the Plug Division of plug casing is arranged with ripple spring, the front side of described ripple spring has the top pressure surface for the inserted terminal end face top press-fit with socket, the outside wall surface of plug casing is provided with the pressure-bearing wall of when socket top pressure ripple spring block ripple spring movement backward, described pressure-bearing wall is located among coupling nut.
On plug casing outer wall in ripple spring front be provided with stop ripple spring move forward before Stop structure, the inserted terminal left between described front Stop structure and coupling nut for the housing of intermateable connector passes and arrives the grafting gap of the top pressure surface of described ripple spring.
Front side place at pressure-bearing wall in the outside wall surface of described plug casing offers draw-in groove, and described ripple Spring Card is located in described draw-in groove, and described front Stop structure is made up of the front side cell wall of draw-in groove.
The outer peripheral face of described Plug Division offers seal groove at the front place of draw-in groove and in seal groove, is embedded with the side face sealing ring for being sealed and matched with the internal face of socket.
Described pressure-bearing wall is made up of the annular boss be convexly equipped on plug casing outer wall, and coupling nut is turned edge in being arranged by its rear portion and to coordinate being assemblied on plug casing of anticreep forward with the block of the trailing flank of this annular boss.
Because Anti-loose screw thread coupling of the present invention is arranged with ripple spring on its Plug Division, the front side of ripple spring has the top pressure surface of the inserted terminal end face top press-fit for the housing with intermateable connector, the outside wall surface of housing is provided with the pressure-bearing wall of block ripple spring movement backward, and described pressure-bearing wall is located among coupling nut, therefore, in the process used, when this connector and intermateable connector grafting are also locked by described coupling nut, ripple spring can form an axial pre tightening force between the inserted terminal end face of intermateable connector and pressure-bearing wall, thus can prevent coupling nut from getting loose in vibration environment, in addition, because described ripple spring is that top is contained between described pressure-bearing wall and the inserted terminal end face of intermateable connector in use, therefore its pretightning force produced is the power forcing plug to be separated with socket, namely when pull vertically in plug and socket any one time, the two is not compresses bellows spring and all can not rollback under the effect of coupling nut all, solve realize shock-proof check by ripple spring electric connector when being subject to the power on detaching direction can with the problem of the displacement on intermateable connector generation detaching direction.
Further, described draw-in groove can be used for limiting moving axially of ripple spring, loses when preventing this connector of ripple spring to be separated with intermateable connector; Side face sealing ring in seal groove can ensure being sealed and matched therebetween when this connector and intermateable connector grafting, owing to being side face sealing ring, even being sealed and matched therebetween also can be ensured when therefore there is axial displacement between this connector and intermateable connector.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment 1 of checknut connector of the present invention;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the stereogram of the embodiment 1 of checknut connector of the present invention;
Fig. 4 is the structural representation of the plug of the embodiment 1 of electric coupler component of the present invention;
Fig. 5 is the left view of Fig. 1;
Fig. 6 is the stereogram of the plug of the embodiment 1 of electric coupler component of the present invention;
Fig. 7 is the structural representation of the socket of the embodiment 1 of electric coupler component of the present invention;
Fig. 8 is the left view of Fig. 7;
Fig. 9 is the plug of the embodiment 1 of electric coupler component of the present invention and the grafting schematic diagram of socket.
Embodiment
The embodiment 1 of checknut connector of the present invention, as Figure 1-3, comprise housing 11, housing 11 is tubular and is metal shell, the front portion of housing 11 has a Plug Division, this Plug Division can be inserted when connector works in the grafting passage of intermateable connector, housing 11 is also rotatably equipped with coupling nut 12, what coupling nut 12 to coordinate anticreep forward with the block of the trailing flank of the annular boss be located on housing exterior walls by turning edge in its rear portion is assemblied on housing, its structure and assembly relation are prior art, it will not go into details herein, it is to be noted, there is between the internal face of coupling nut and the outer peripheral face of housing the gap passed through for intermateable connector, the outer peripheral face of housing 11 is provided with one to the pressure-bearing wall 13 of the periphery projection of housing 11, this pressure-bearing wall 13 is located among coupling nut 12, the outer peripheral face of housing 11 also offers the draw-in groove of an annular at the front side place of pressure-bearing wall 13, after offering draw-in groove, the leading flank of pressure-bearing wall 13 forms the rear side cell wall of draw-in groove, ripple spring 14 is arranged with in draw-in groove, the front side of ripple spring 14 has top pressure surface, the upside of top pressure surface protrudes from the draw-in groove at ripple spring place, when this connector and intermateable connector grafting, the inserted terminal end face top press-fit of described top pressure surface and intermateable connector, meanwhile, the leading flank block ripple spring 14 of pressure-bearing wall 13 is relative to housing 11 movement backward, thus ripple spring 14 is pushed up to be contained between the inserted terminal end face of intermateable connector and pressure-bearing wall and axial pretightning force is provided between, and then prevent coupling nut 12 to get loose rollback, front at draw-in groove in the outside wall surface of the Plug Division of housing 11 also offers seal groove, side face sealing ring 15 is embedded with in seal groove, when connector and the intermateable connector grafting of the present embodiment, side face sealing ring 15 can be sealed and matched with the internal face of intermateable connector, thus realizes the waterproof sealing of the connector of the present embodiment and the cooperation place of intermateable connector.
In other embodiment of checknut connector of the present invention, the draw-in groove on housing described in above-described embodiment 1 can also omit, and only needs described ripple spring to be set in freely on housing in such cases.
The embodiment 1 of electric coupler component of the present invention, as shown in figures 4-9, comprises plug 101 and socket 102.
As Figure 4-Figure 6, identical with the structure of the embodiment 1 of above-mentioned checknut connector, it will not go into details herein for the structure of plug 101.
The structure of socket 102 as Figure 7-8, comprise Socket casing 21, the outline of Socket casing 21 is tubular, the outside wall surface of its front portion is provided with bail 22, plug and socket can the screw-internal thread fit when plug and socket plug together and on coupling nut be locked together by this bail 22, and in addition, the front portion of socket is also provided with grafting passage, when plug and socket grafting, this grafting passage can insert for the Plug Division of plug.
When plug and socket plug together, as shown in Figure 9, therebetween together with being locked in the cooperation of bail by described coupling nut, simultaneously, the inserted terminal end face of socket and the top pressure surface top press-fit of described ripple spring, ripple spring top is contained in the pretightning force also being formed between Socket casing and the pressure-bearing wall of the housing of socket and order about the two and be separated, this pretightning force is finally applied between coupling nut and Socket casing, thus prevent coupling nut from occurring to loosen, side face sealing ring makes to be sealed and matched between the internal face at the grafting passage place of the outer peripheral face of the Plug Division of plug casing and socket.
In other embodiment of electric coupler component of the present invention, draw-in groove on the housing of the plug described in embodiment 1 of above-mentioned electric coupler component can also omit, and only needs described ripple spring to be set in freely on plug casing in such cases when grafting uses; In addition, the bail on Socket casing can also be substituted by external screw thread.
Claims (10)
1. an Anti-loose screw thread coupling, comprise with front end be inserted terminal housing and forward anticreep be assemblied in the coupling nut on housing, the front portion of described housing has the Plug Division for inserting in intermateable connector, it is characterized in that, described Plug Division is arranged with ripple spring, the front side of ripple spring has the top pressure surface of the inserted terminal end face top press-fit for the housing with intermateable connector, the outside wall surface of housing is provided with the pressure-bearing wall of when intermateable connector top pressure ripple spring block ripple spring movement backward, described pressure-bearing wall is located among coupling nut, when this connector and intermateable connector grafting are also locked by described coupling nut, ripple spring forms an axial pre tightening force between the inserted terminal end face and pressure-bearing wall of intermateable connector, thus prevent coupling nut from getting loose in vibration environment.
2. Anti-loose screw thread coupling according to claim 1, it is characterized in that, on housing exterior walls in ripple spring front be provided with stop ripple spring move forward before Stop structure, the inserted terminal left between described front Stop structure and coupling nut for the housing of intermateable connector passes and arrives the grafting gap of the top pressure surface of described ripple spring.
3. Anti-loose screw thread coupling according to claim 2, it is characterized in that, front side place at pressure-bearing wall in the outside wall surface of described housing offers draw-in groove, and described ripple Spring Card is located in described draw-in groove, and described front Stop structure is made up of the front side cell wall of draw-in groove.
4. Anti-loose screw thread coupling according to claim 3, is characterized in that, the outer peripheral face of described Plug Division offers seal groove at the front place of described draw-in groove and in seal groove, is embedded with side face sealing ring.
5. Anti-loose screw thread coupling according to claim 1, it is characterized in that, described pressure-bearing wall is made up of the annular boss be convexly equipped on housing exterior walls, and coupling nut is turned edge in being arranged by its rear portion and to coordinate being assemblied on housing of anticreep forward with the block of the trailing flank of this annular boss.
6. electric coupler component, comprise plug and socket, plug comprises the coupling nut be assemblied on plug casing of plug casing and anticreep forward, the front portion of plug casing has Plug Division, socket comprises the Socket casing with external screw thread or bail, the front portion of Socket casing has the grafting passage that the Plug Division for plug casing is inserted, it is characterized in that, the Plug Division of plug casing is arranged with ripple spring, the front side of described ripple spring has the top pressure surface for the inserted terminal end face top press-fit with socket, the outside wall surface of plug casing is provided with the pressure-bearing wall of when socket top pressure ripple spring block ripple spring movement backward, described pressure-bearing wall is located among coupling nut, when plug and socket grafting are also locked by described coupling nut, ripple spring forms an axial pre tightening force between the inserted terminal end face and pressure-bearing wall of intermateable connector, thus prevent coupling nut from getting loose in vibration environment.
7. electric coupler component according to claim 6, it is characterized in that, on plug casing outer wall in ripple spring front be provided with stop ripple spring move forward before Stop structure, the inserted terminal left between described front Stop structure and coupling nut for the housing of intermateable connector passes and arrives the grafting gap of the top pressure surface of described ripple spring.
8. electric coupler component according to claim 7, it is characterized in that, front side place at pressure-bearing wall in the outside wall surface of described plug casing offers draw-in groove, and described ripple Spring Card is located in described draw-in groove, and described front Stop structure is made up of the front side cell wall of draw-in groove.
9. electric coupler component according to claim 8, is characterized in that, the outer peripheral face of described Plug Division offers seal groove at the front place of draw-in groove and in seal groove, is embedded with the side face sealing ring for being sealed and matched with the internal face of socket.
10. electric coupler component according to claim 6, it is characterized in that, described pressure-bearing wall is made up of the annular boss be convexly equipped on plug casing outer wall, and coupling nut is turned edge in being arranged by its rear portion and to coordinate being assemblied on plug casing of anticreep forward with the block of the trailing flank of this annular boss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210207402.XA CN102751617B (en) | 2012-06-21 | 2012-06-21 | A kind of Anti-loose screw thread coupling and assembly thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210207402.XA CN102751617B (en) | 2012-06-21 | 2012-06-21 | A kind of Anti-loose screw thread coupling and assembly thereof |
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| Publication Number | Publication Date |
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| CN102751617A CN102751617A (en) | 2012-10-24 |
| CN102751617B true CN102751617B (en) | 2015-08-26 |
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| CN201210207402.XA Active CN102751617B (en) | 2012-06-21 | 2012-06-21 | A kind of Anti-loose screw thread coupling and assembly thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103050827B (en) * | 2012-12-05 | 2015-04-08 | 中航光电科技股份有限公司 | Dust-proof plug and electrical connector assembly applying same |
| DE202013002575U1 (en) | 2013-03-15 | 2013-04-17 | Rosenberger Hochfrequenztechnik Gmbh & Co. Kg | Connectors |
| CN104218378B (en) * | 2013-05-29 | 2017-03-22 | 中航光电科技股份有限公司 | Quick locking sealed type connector subassembly, plug thereof and socket of quick locking sealed type connector subassembly |
| CN104241971B (en) * | 2013-06-14 | 2017-03-29 | 中航光电科技股份有限公司 | The electric coupler component and its socket of high impedance |
| CN104993281B (en) * | 2015-06-24 | 2017-03-01 | 常州金信诺凤市通信设备有限公司 | Onboard movable adapter |
| CN105470723B (en) * | 2015-07-31 | 2018-04-24 | 中航光电科技股份有限公司 | Electric coupler component |
| CN105470722B (en) * | 2015-07-31 | 2018-04-24 | 中航光电科技股份有限公司 | A kind of electric coupler component |
| CN109428204A (en) * | 2017-09-01 | 2019-03-05 | 中航光电科技股份有限公司 | A kind of ripple spring and pin connector and connector assembly |
| CN110212353B (en) * | 2018-02-28 | 2021-03-23 | 中航光电科技股份有限公司 | Connector and plug thereof |
| CN110911874B (en) * | 2019-11-27 | 2021-04-09 | 泰兴市宇航电子有限公司 | Military electric connector capable of encrypting transmission data |
| CN111478111A (en) * | 2020-05-20 | 2020-07-31 | 普莱科(上海)智能科技有限公司 | Anti-seismic release connector |
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| ITMI20011427A1 (en) * | 2001-07-05 | 2003-01-05 | Shield S R L | CIRCULAR ELECTRIC CONNECTOR |
| CN201927787U (en) * | 2010-11-23 | 2011-08-10 | 中航光电科技股份有限公司 | Plug with double plugging-and-connecting end |
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| CN201029135Y (en) * | 2007-05-29 | 2008-02-27 | 李贵阳 | Explosion-proof electric connector |
| CN101859961A (en) * | 2010-05-18 | 2010-10-13 | 中航光电科技股份有限公司 | Lock type sealing electrical connector for curved groove |
| CN202737213U (en) * | 2012-06-21 | 2013-02-13 | 中航光电科技股份有限公司 | Anti-loosing screw-thread connector and assembly thereof |
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| CN102751617A (en) | 2012-10-24 |
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